From bb756eebdac6fd24e8919e2c43f7d2c8c4091f59 Mon Sep 17 00:00:00 2001 From: RajithaY Date: Tue, 25 Apr 2017 03:31:15 -0700 Subject: Adding qemu as a submodule of KVMFORNFV This Patch includes the changes to add qemu as a submodule to kvmfornfv repo and make use of the updated latest qemu for the execution of all testcase Change-Id: I1280af507a857675c7f81d30c95255635667bdd7 Signed-off-by:RajithaY --- qemu/roms/openbios/arch/sparc64/boot.c | 130 ----- qemu/roms/openbios/arch/sparc64/boot.h | 35 -- qemu/roms/openbios/arch/sparc64/build.xml | 72 --- qemu/roms/openbios/arch/sparc64/builtin.c | 33 -- qemu/roms/openbios/arch/sparc64/call-client.S | 118 ----- qemu/roms/openbios/arch/sparc64/console.c | 68 --- qemu/roms/openbios/arch/sparc64/const.h | 19 - qemu/roms/openbios/arch/sparc64/context.c | 133 ----- qemu/roms/openbios/arch/sparc64/context.h | 33 -- qemu/roms/openbios/arch/sparc64/cpustate.h | 244 --------- qemu/roms/openbios/arch/sparc64/entry.S | 287 ---------- qemu/roms/openbios/arch/sparc64/init.fs | 61 --- qemu/roms/openbios/arch/sparc64/ldscript | 72 --- qemu/roms/openbios/arch/sparc64/lib.c | 508 ------------------ qemu/roms/openbios/arch/sparc64/linux_load.c | 653 ----------------------- qemu/roms/openbios/arch/sparc64/lsu.h | 20 - qemu/roms/openbios/arch/sparc64/multiboot.c | 125 ----- qemu/roms/openbios/arch/sparc64/multiboot.h | 96 ---- qemu/roms/openbios/arch/sparc64/ofmem_sparc64.c | 381 -------------- qemu/roms/openbios/arch/sparc64/openbios.c | 664 ------------------------ qemu/roms/openbios/arch/sparc64/openbios.h | 27 - qemu/roms/openbios/arch/sparc64/openprom.h | 281 ---------- qemu/roms/openbios/arch/sparc64/plainboot.c | 21 - qemu/roms/openbios/arch/sparc64/pstate.h | 90 ---- qemu/roms/openbios/arch/sparc64/spitfire.h | 510 ------------------ qemu/roms/openbios/arch/sparc64/switch.S | 124 ----- qemu/roms/openbios/arch/sparc64/sys_info.c | 59 --- qemu/roms/openbios/arch/sparc64/tree.fs | 49 -- qemu/roms/openbios/arch/sparc64/vectors.S | 591 --------------------- 29 files changed, 5504 deletions(-) delete mode 100644 qemu/roms/openbios/arch/sparc64/boot.c delete mode 100644 qemu/roms/openbios/arch/sparc64/boot.h delete mode 100644 qemu/roms/openbios/arch/sparc64/build.xml delete mode 100644 qemu/roms/openbios/arch/sparc64/builtin.c delete mode 100644 qemu/roms/openbios/arch/sparc64/call-client.S delete mode 100644 qemu/roms/openbios/arch/sparc64/console.c delete mode 100644 qemu/roms/openbios/arch/sparc64/const.h delete mode 100644 qemu/roms/openbios/arch/sparc64/context.c delete mode 100644 qemu/roms/openbios/arch/sparc64/context.h delete mode 100644 qemu/roms/openbios/arch/sparc64/cpustate.h delete mode 100644 qemu/roms/openbios/arch/sparc64/entry.S delete mode 100644 qemu/roms/openbios/arch/sparc64/init.fs delete mode 100644 qemu/roms/openbios/arch/sparc64/ldscript delete mode 100644 qemu/roms/openbios/arch/sparc64/lib.c delete mode 100644 qemu/roms/openbios/arch/sparc64/linux_load.c delete mode 100644 qemu/roms/openbios/arch/sparc64/lsu.h delete mode 100644 qemu/roms/openbios/arch/sparc64/multiboot.c delete mode 100644 qemu/roms/openbios/arch/sparc64/multiboot.h delete mode 100644 qemu/roms/openbios/arch/sparc64/ofmem_sparc64.c delete mode 100644 qemu/roms/openbios/arch/sparc64/openbios.c delete mode 100644 qemu/roms/openbios/arch/sparc64/openbios.h delete mode 100644 qemu/roms/openbios/arch/sparc64/openprom.h delete mode 100644 qemu/roms/openbios/arch/sparc64/plainboot.c delete mode 100644 qemu/roms/openbios/arch/sparc64/pstate.h delete mode 100644 qemu/roms/openbios/arch/sparc64/spitfire.h delete mode 100644 qemu/roms/openbios/arch/sparc64/switch.S delete mode 100644 qemu/roms/openbios/arch/sparc64/sys_info.c delete mode 100644 qemu/roms/openbios/arch/sparc64/tree.fs delete mode 100644 qemu/roms/openbios/arch/sparc64/vectors.S (limited to 'qemu/roms/openbios/arch/sparc64') diff --git a/qemu/roms/openbios/arch/sparc64/boot.c b/qemu/roms/openbios/arch/sparc64/boot.c deleted file mode 100644 index 5107be6ca..000000000 --- a/qemu/roms/openbios/arch/sparc64/boot.c +++ /dev/null @@ -1,130 +0,0 @@ -/* - * - */ -#undef BOOTSTRAP -#include "config.h" -#include "libopenbios/bindings.h" -#include "arch/common/nvram.h" -#include "libc/diskio.h" -#include "libc/vsprintf.h" -#include "libopenbios/sys_info.h" -#include "boot.h" - -uint64_t kernel_image; -uint64_t kernel_size; -uint64_t qemu_cmdline; -uint64_t cmdline_size; -char boot_device; - -extern int sparc64_of_client_interface( int *params ); - - -void go(void) -{ - ucell address, type, size; - int image_retval = 0; - - /* Get the entry point and the type (see forth/debugging/client.fs) */ - feval("saved-program-state >sps.entry @"); - address = POP(); - feval("saved-program-state >sps.file-type @"); - type = POP(); - feval("saved-program-state >sps.file-size @"); - size = POP(); - - printk("\nJumping to entry point " FMT_ucellx " for type " FMT_ucellx "...\n", address, type); - - switch (type) { - case 0x0: - /* Start ELF boot image */ - image_retval = start_elf(address, (uint64_t)&elf_boot_notes); - break; - - case 0x1: - /* Start ELF image */ - image_retval = start_client_image(address, (uint64_t)&sparc64_of_client_interface); - break; - - case 0x5: - /* Start a.out image */ - image_retval = start_client_image(address, (uint64_t)&sparc64_of_client_interface); - break; - - case 0x10: - /* Start Fcode image */ - printk("Evaluating FCode...\n"); - PUSH(address); - PUSH(1); - fword("byte-load"); - image_retval = 0; - break; - - case 0x11: - /* Start Forth image */ - PUSH(address); - PUSH(size); - fword("eval2"); - image_retval = 0; - break; - } - - printk("Image returned with return value %#x\n", image_retval); -} - -/* ( path len -- path len ) */ - -void boot(void) -{ - char *path, *param; - - /* Copy the incoming path */ - fword("2dup"); - path = pop_fstr_copy(); - - /* Boot preloaded kernel */ - if (kernel_size) { - void (*entry)(unsigned long p1, unsigned long p2, unsigned long p3, - unsigned long p4, unsigned long p5); - - printk("[sparc64] Kernel already loaded\n"); - entry = (void *) (unsigned long)kernel_image; - entry(0, 0, 0, 0, (unsigned long)&sparc64_of_client_interface); - } - - /* Invoke Linux directly -- probably not supported */ - if(!path) { - /* No path specified, so grab defaults from /chosen */ - push_str("bootpath"); - push_str("/chosen"); - fword("(find-dev)"); - POP(); - fword("get-package-property"); - POP(); - /* Update our local copy of path as well as the one on the stack */ - fword("2dup"); - path = pop_fstr_copy(); - } - - if (path) { - param = strchr(path, ' '); - if(param) { - *param = '\0'; - param++; - } else if (cmdline_size) { - param = (char *)qemu_cmdline; - } else { - push_str("boot-args"); - push_str("/options"); - fword("(find-dev)"); - POP(); - fword("get-package-property"); - POP(); - param = pop_fstr_copy(); - } - - /* Invoke platform-specific Linux loader */ - linux_load(&sys_info, path, param); - - free(path); - } -} diff --git a/qemu/roms/openbios/arch/sparc64/boot.h b/qemu/roms/openbios/arch/sparc64/boot.h deleted file mode 100644 index 3ab05e0a3..000000000 --- a/qemu/roms/openbios/arch/sparc64/boot.h +++ /dev/null @@ -1,35 +0,0 @@ -/* tag: openbios loader prototypes for sparc64 - * - * Copyright (C) 2004 Stefan Reinauer - * - * See the file "COPYING" for further information about - * the copyright and warranty status of this work. - */ - -// linux_load.c -int linux_load(struct sys_info *info, const char *file, const char *cmdline); - -// context.c -extern struct context * volatile __context; -uint64_t start_elf(uint64_t entry_point, uint64_t param); -uint64_t start_client_image(uint64_t entry_point, uint64_t cif_handler); - -// boot.c -extern uint64_t kernel_image; -extern uint64_t kernel_size; -extern uint64_t qemu_cmdline; -extern uint64_t cmdline_size; -extern char boot_device; -extern void boot(void); -extern void go(void); - -// sys_info.c -extern uint64_t qemu_mem_size; -extern void collect_sys_info(struct sys_info *info); - -// console.c -void ob_su_init(uint64_t base, uint64_t offset, int intr); -void cls(void); - -// lib.c -void ob_mmu_init(const char *cpuname, uint64_t ram_size); diff --git a/qemu/roms/openbios/arch/sparc64/build.xml b/qemu/roms/openbios/arch/sparc64/build.xml deleted file mode 100644 index 3a1cd346a..000000000 --- a/qemu/roms/openbios/arch/sparc64/build.xml +++ /dev/null @@ -1,72 +0,0 @@ - - - - - - - - - - - - - - - - - - - - - - - - - - $(call quiet-command,$(LD) --warn-common -T $(SRCDIR)/arch/sparc64/ldscript -o $@.nostrip --whole-archive $^," LINK $(TARGET_DIR)$@") - $(call quiet-command,$(NM) $@.nostrip | sort > $(ODIR)/openbios-plain.syms," GEN $(TARGET_DIR)$@.syms") - $(call quiet-command,$(STRIP) $@.nostrip -o $@," STRIP $(TARGET_DIR)$@") - - - - - - - - - - - - - - - - - - - - - - - - - - - - $(call quiet-command,$(LD) --warn-common -N -T $(SRCDIR)/arch/sparc64/ldscript -o $@.nostrip --whole-archive $^," LINK $(TARGET_DIR)$@") - $(call quiet-command,$(NM) $@.nostrip | sort > $(ODIR)/openbios-builtin.syms," GEN $(TARGET_DIR)$@.syms") - $(call quiet-command,$(STRIP) $@.nostrip -o $@," STRIP $(TARGET_DIR)$@") - - - - - - - - - - - - diff --git a/qemu/roms/openbios/arch/sparc64/builtin.c b/qemu/roms/openbios/arch/sparc64/builtin.c deleted file mode 100644 index 864da7971..000000000 --- a/qemu/roms/openbios/arch/sparc64/builtin.c +++ /dev/null @@ -1,33 +0,0 @@ -/* tag: openbios forth starter for builtin dictionary for sparc64 - * - * Copyright (C) 2003 Stefan Reinauer - * - * See the file "COPYING" for further information about - * the copyright and warranty status of this work. - */ - -#include "config.h" -#include "asm/types.h" -#include "libopenbios/sys_info.h" - -/* - * wrap an array around the hex'ed dictionary file - */ - -/* 512K for the dictionary */ -#define DICTIONARY_SIZE (512 * 1024 / sizeof(ucell)) -#define DICTIONARY_BASE ((ucell)((char *)&forth_dictionary)) - -static ucell forth_dictionary[DICTIONARY_SIZE] = { -#include "static-dict.h" -}; - -void collect_multiboot_info(struct sys_info *info); -void collect_multiboot_info(struct sys_info *info) -{ - info->dict_start=(unsigned long *)forth_dictionary; - info->dict_end = (unsigned long *)FORTH_DICTIONARY_END; - info->dict_last = (ucell *)((unsigned char *)forth_dictionary + - FORTH_DICTIONARY_LAST); - info->dict_limit = sizeof(forth_dictionary); -} diff --git a/qemu/roms/openbios/arch/sparc64/call-client.S b/qemu/roms/openbios/arch/sparc64/call-client.S deleted file mode 100644 index a8c0348e4..000000000 --- a/qemu/roms/openbios/arch/sparc64/call-client.S +++ /dev/null @@ -1,118 +0,0 @@ -#include "cpustate.h" - - .globl sparc64_of_client_interface, client_tba - - -/* - * SAVE_WINDOW_STATE and RESTORE_WINDOW_STATE are used to ensure - * that the CPU window state is preserved across CIF calls. This is - * to workaround a *BSD restriction that window fill/spill traps must - * be minimised during trap table takeover, and likely emulates the - * behaviour of OBP. - */ - - .data - .align 8 - -client_stack: - .xword 0 -client_tba: - .xword 0 -client_window: - .skip 2048 - - - .text - .align 4 - .register %g2, #scratch - .register %g3, #scratch - .register %g6, #scratch - .register %g7, #scratch -/* - make some more space on stack since linux kernel only provides 128 bytes - without memory to spill registers (used by gcc in -O0 mode) -*/ - -sparc64_of_client_interface: - - /* Save globals on callers stack */ - add %sp, -248, %sp - - stx %g1, [%sp + 2047 + 192] - stx %g2, [%sp + 2047 + 200] - stx %g3, [%sp + 2047 + 208] - stx %g4, [%sp + 2047 + 216] - stx %g5, [%sp + 2047 + 224] - stx %g6, [%sp + 2047 + 232] - stx %g7, [%sp + 2047 + 240] - - /* Save client trap table */ - setx client_tba, %g6, %g7 - rdpr %tba, %g6 - stx %g6, [%g7] - - /* Save existing stack */ - setx client_stack, %g6, %g7 - stx %sp, [%g7] - - /* Save windows */ - setx _fcstack_ptr, %g6, %g7 - ldx [%g7], %g1 - add %g1, -CONTEXT_STATE_SIZE, %g1 - stx %g1, [%g7] - - SAVE_CPU_WINDOW_STATE(cif) - - /* Move to OpenBIOS context stack */ - setx _fcstack_ptr, %g6, %g7 - ldx [%g7], %g6 - setx CONTEXT_STACK_SIZE, %g4, %g5 - sub %g6, %g5, %g6 - stx %g6, [%g7] - - setx - 2047 - 192, %g6, %g7 - add %g1, %g7, %g7 - mov %g7, %sp - - /* Call client inteface */ - call of_client_interface - ldx [%g1 + 0x30], %o0 - - /* Restore windows */ - setx _fcstack_ptr, %g6, %g7 - ldx [%g7], %g1 - setx CONTEXT_STACK_SIZE, %g4, %g5 - add %g1, %g5, %g1 - stx %g1, [%g7] - - /* Return value */ - stx %o0, [%g1 + 0x30] - - RESTORE_CPU_WINDOW_STATE(cif) - - add %g1, CONTEXT_STATE_SIZE, %g1 - setx _fcstack_ptr, %g6, %g7 - stx %g1, [%g7] - - /* Restore stack */ - setx client_stack, %g6, %g7 - ldx [%g7], %sp - - /* Restore client trap table */ - setx client_tba, %g6, %g7 - ldx [%g7], %g6 - wrpr %g6, %tba - - /* Restore globals */ - ldx [%sp + 2047 + 192], %g1 - ldx [%sp + 2047 + 200], %g2 - ldx [%sp + 2047 + 208], %g3 - ldx [%sp + 2047 + 216], %g4 - ldx [%sp + 2047 + 224], %g5 - ldx [%sp + 2047 + 232], %g6 - ldx [%sp + 2047 + 240], %g7 - - add %sp, 248, %sp - - jmp %o7+8 - nop diff --git a/qemu/roms/openbios/arch/sparc64/console.c b/qemu/roms/openbios/arch/sparc64/console.c deleted file mode 100644 index 6ab5cba4d..000000000 --- a/qemu/roms/openbios/arch/sparc64/console.c +++ /dev/null @@ -1,68 +0,0 @@ -/* - * Copyright (C) 2003, 2004 Stefan Reinauer - * - * See the file "COPYING" for further information about - * the copyright and warranty status of this work. - */ - -#include "config.h" -#include "libopenbios/bindings.h" -#include "libopenbios/console.h" -#include "kernel/kernel.h" -#include "drivers/drivers.h" -#include "libopenbios/fontdata.h" -#include "openbios.h" -#include "libc/vsprintf.h" -#include "libopenbios/sys_info.h" -#include "boot.h" - -/* ****************************************************************** - * simple polling video/keyboard console functions - * ****************************************************************** */ - -#ifdef CONFIG_DEBUG_CONSOLE -/* ****************************************************************** - * common functions, implementing simple concurrent console - * ****************************************************************** */ - -static int arch_putchar(int c) -{ -#ifdef CONFIG_DEBUG_CONSOLE_SERIAL - uart_putchar(c); -#endif - return c; -} - -static int arch_availchar(void) -{ -#ifdef CONFIG_DEBUG_CONSOLE_SERIAL - if (uart_charav(CONFIG_SERIAL_PORT)) - return 1; -#endif -#ifdef CONFIG_DEBUG_CONSOLE_VGA - if (pc_kbd_dataready()) - return 1; -#endif - return 0; -} - -static int arch_getchar(void) -{ -#ifdef CONFIG_DEBUG_CONSOLE_SERIAL - if (uart_charav(CONFIG_SERIAL_PORT)) - return (uart_getchar(CONFIG_SERIAL_PORT)); -#endif -#ifdef CONFIG_DEBUG_CONSOLE_VGA - if (pc_kbd_dataready()) - return (pc_kbd_readdata()); -#endif - return 0; -} - -struct _console_ops arch_console_ops = { - .putchar = arch_putchar, - .availchar = arch_availchar, - .getchar = arch_getchar -}; - -#endif // CONFIG_DEBUG_CONSOLE diff --git a/qemu/roms/openbios/arch/sparc64/const.h b/qemu/roms/openbios/arch/sparc64/const.h deleted file mode 100644 index 8ad902b2c..000000000 --- a/qemu/roms/openbios/arch/sparc64/const.h +++ /dev/null @@ -1,19 +0,0 @@ -/* const.h: Macros for dealing with constants. */ - -#ifndef _SPARC64_CONST_H -#define _SPARC64_CONST_H - -/* Some constant macros are used in both assembler and - * C code. Therefore we cannot annotate them always with - * 'UL' and other type specificers unilaterally. We - * use the following macros to deal with this. - */ - -#ifdef __ASSEMBLY__ -#define _AC(X,Y) X -#else -#define _AC(X,Y) (X##Y) -#endif - - -#endif /* !(_SPARC64_CONST_H) */ diff --git a/qemu/roms/openbios/arch/sparc64/context.c b/qemu/roms/openbios/arch/sparc64/context.c deleted file mode 100644 index 98932ee9c..000000000 --- a/qemu/roms/openbios/arch/sparc64/context.c +++ /dev/null @@ -1,133 +0,0 @@ -/* - * context switching - * 2003-10 by SONE Takeshi - */ - -#include "config.h" -#include "kernel/kernel.h" -#include "context.h" -#include "libopenbios/sys_info.h" -#include "boot.h" -#include "openbios.h" - -#define MAIN_STACK_SIZE 16384 -#define IMAGE_STACK_SIZE 4096*4 - -#define debug printk - -static void start_main(void); /* forward decl. */ -void __exit_context(void); /* assembly routine */ - -/* - * Main context structure - * It is placed at the bottom of our stack, and loaded by assembly routine - * to start us up. - */ -static struct context main_ctx = { - .regs[REG_SP] = (uint64_t) &_estack - STACK_BIAS - 96, - .pc = (uint64_t) start_main, - .npc = (uint64_t) start_main + 4, - .return_addr = (uint64_t) __exit_context, -}; - -/* This is used by assembly routine to load/store the context which - * it is to switch/switched. */ -struct context * volatile __context = &main_ctx; - -/* Stack for loaded ELF image */ -static uint8_t image_stack[IMAGE_STACK_SIZE]; - -/* Pointer to startup context (physical address) */ -unsigned long __boot_ctx; - -/* Pointer to Forth context stack */ -void *_fcstack_ptr = &_efcstack; - - -/* - * Main starter - * This is the C function that runs first. - */ -static void start_main(void) -{ - /* Save startup context, so we can refer to it later. - * We have to keep it in physical address since we will relocate. */ - __boot_ctx = virt_to_phys(__context); - - /* Start the real fun */ - openbios(); - - /* Returning from here should jump to __exit_context */ - __context = boot_ctx; -} - -static uint64_t ALIGN_SIZE(uint64_t x, uint64_t a) -{ - return (x + a - 1) & ~(a-1); -} - -/* Setup a new context using the given stack. - */ -struct context * -init_context(uint8_t *stack, uint64_t stack_size, int num_params) -{ - struct context *ctx; - uint8_t *stack_top = stack + stack_size; - - ctx = (struct context *) - (stack_top - ALIGN_SIZE(sizeof(*ctx) + num_params*sizeof(uint64_t), sizeof(uint64_t))); - memset(ctx, 0, sizeof(*ctx)); - - /* Fill in reasonable default for flat memory model */ - ctx->regs[REG_SP] = virt_to_phys(stack_top - STACK_BIAS - 192); - ctx->return_addr = virt_to_phys(__exit_context); - - return ctx; -} - -/* Switch to another context. */ -struct context *switch_to(struct context *ctx) -{ - struct context *save, *ret; - - debug("switching to new context: entry point %#llx stack 0x%016llx\n", ctx->pc, ctx->regs[REG_SP]); - save = __context; - __context = ctx; - //asm ("pushl %cs; call __switch_context"); - asm ("call __switch_context_nosave; nop"); - ret = __context; - __context = save; - return ret; -} - -/* Start ELF Boot image */ -uint64_t start_elf(uint64_t entry_point, uint64_t param) -{ - struct context *ctx; - - ctx = init_context(image_stack, sizeof image_stack, 1); - ctx->pc = entry_point; - ctx->param[0] = param; - //ctx->eax = 0xe1fb007; - //ctx->ebx = param; - - ctx = switch_to(ctx); - //return ctx->eax; - return 0; -} - -/* Start client image */ -uint64_t start_client_image(uint64_t entry_point, uint64_t cif_handler) -{ - struct context *ctx; - - ctx = init_context(image_stack, sizeof image_stack, 0); - ctx->pc = entry_point; - ctx->npc = entry_point+4; - ctx->regs[REG_O0] = 0; - ctx->regs[REG_O0+4] = cif_handler; - - ctx = switch_to(ctx); - - return 0; -} diff --git a/qemu/roms/openbios/arch/sparc64/context.h b/qemu/roms/openbios/arch/sparc64/context.h deleted file mode 100644 index 2756fa15f..000000000 --- a/qemu/roms/openbios/arch/sparc64/context.h +++ /dev/null @@ -1,33 +0,0 @@ -#ifndef SPARC64_CONTEXT_H -#define SPARC64_CONTEXT_H - -#define STACK_BIAS 2047 - -struct context { - /* General registers */ - uint64_t regs[32]; - uint64_t pc; - uint64_t npc; -#define REG_O0 8 -#define REG_SP 14 -#define SP_LOC(ctx) (&(ctx)->regs[REG_SP]) - /* Flags */ - /* Optional stack contents */ - uint64_t return_addr; - uint64_t param[0]; -}; - -/* Create a new context in the given stack */ -struct context * -init_context(uint8_t *stack, uint64_t stack_size, int num_param); - -/* Switch context */ -struct context *switch_to(struct context *); - -/* Holds physical address of boot context */ -extern unsigned long __boot_ctx; - -/* This can always be safely used to refer to the boot context */ -#define boot_ctx ((struct context *) phys_to_virt(__boot_ctx)) - -#endif /* SPARC64_CONTEXT_H */ diff --git a/qemu/roms/openbios/arch/sparc64/cpustate.h b/qemu/roms/openbios/arch/sparc64/cpustate.h deleted file mode 100644 index 0c276bfd1..000000000 --- a/qemu/roms/openbios/arch/sparc64/cpustate.h +++ /dev/null @@ -1,244 +0,0 @@ -/* - * Save/restore CPU state macros - * - * Copyright (C) 2015 Mark Cave-Ayland (mark.cave-ayland@ilande.co.uk>) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 - * - */ - -/* State size for context (see below) */ -#define CONTEXT_STATE_SIZE 0x510 - -/* Stack size for context (allocated inline of the context stack) */ -#define CONTEXT_STACK_SIZE 0x2000 - -/* - * SAVE_CPU_STATE and RESTORE_CPU_STATE are macros used to enable a context switch - * to C to occur within the MMU I/D TLB miss handlers. - * - * Because these handlers are called on a TLB miss, we cannot use flushw to store - * processor window state on the stack, as the memory areas used by each window's - * stack pointer may not be in the TLB, causing recursive TLB miss traps. - * - * For this reason, we save window state by manually rotating the window registers - * and saving their contents (along with other vital registers) into a special - * tlb_handler_stack defined above which is guaranteed to be locked in the TLB, and - * so won't cause issues with trap recursion. - * - * Once this process is complete, we remain in a TL=0, CWP=0 state (with IE=1 to allow - * window fill/spill traps if required), switch to our safe tlb_handler_stack and - * invoke the miss handler. - */ - -#define SAVE_CPU_WINDOW_STATE(type) \ - /* Save window state into context at %g1 */ \ - rdpr %cwp, %g7; \ - stx %g7, [%g1]; \ - rdpr %cansave, %g7; \ - stx %g7, [%g1 + 0x8]; \ - rdpr %canrestore, %g7; \ - stx %g7, [%g1 + 0x10]; \ - rdpr %otherwin, %g7; \ - stx %g7, [%g1 + 0x18]; \ - rdpr %wstate, %g7; \ - stx %g7, [%g1 + 0x20]; \ - rdpr %cleanwin, %g7; \ - stx %g7, [%g1 + 0x28]; \ - \ - stx %o0, [%g1 + 0x30]; \ - stx %o1, [%g1 + 0x38]; \ - stx %o2, [%g1 + 0x40]; \ - stx %o3, [%g1 + 0x48]; \ - stx %o4, [%g1 + 0x50]; \ - stx %o5, [%g1 + 0x58]; \ - stx %o6, [%g1 + 0x60]; \ - stx %o7, [%g1 + 0x68]; \ - \ - rdpr %pstate, %g7; \ - stx %g7, [%g1 + 0x70]; \ - rd %y, %g7; \ - stx %g7, [%g1 + 0x78]; \ - rd %fprs, %g7; \ - stx %g7, [%g1 + 0x80]; \ - rdpr %tl, %g7; \ - stx %g7, [%g1 + 0x88]; \ - \ - /* Now iterate through all of the windows saving all l and i registers */ \ - add %g1, 0x90, %g5; \ - \ - /* Get the number of windows in %g6 */ \ - rdpr %ver, %g6; \ - and %g6, 0xf, %g6; \ - \ - mov %g6, %g4; \ - inc %g4; \ - \ - /* Starting cwp in g7 */ \ - rdpr %cwp, %g7; \ - \ -save_cpu_window_##type: \ - wrpr %g7, %cwp; \ - stx %l0, [%g5]; \ - stx %l1, [%g5 + 0x8]; \ - stx %l2, [%g5 + 0x10]; \ - stx %l3, [%g5 + 0x18]; \ - stx %l4, [%g5 + 0x20]; \ - stx %l5, [%g5 + 0x28]; \ - stx %l6, [%g5 + 0x30]; \ - stx %l7, [%g5 + 0x38]; \ - stx %i0, [%g5 + 0x40]; \ - stx %i1, [%g5 + 0x48]; \ - stx %i2, [%g5 + 0x50]; \ - stx %i3, [%g5 + 0x58]; \ - stx %i4, [%g5 + 0x60]; \ - stx %i5, [%g5 + 0x68]; \ - stx %i6, [%g5 + 0x70]; \ - stx %i7, [%g5 + 0x78]; \ - dec %g7; \ - and %g7, %g6, %g7; \ - subcc %g4, 1, %g4; \ - bne save_cpu_window_##type; \ - add %g5, 0x80, %g5; \ - \ - /* For 8 windows with 16 registers to save in the window, memory required \ - is 16*8*8 = 0x400 bytes */ \ - \ - /* Now we should be in window 0 so update the other window registers */ \ - rdpr %ver, %g6; \ - and %g6, 0xf, %g6; \ - dec %g6; \ - wrpr %g6, %cansave; \ - \ - wrpr %g0, %cleanwin; \ - wrpr %g0, %canrestore; \ - wrpr %g0, %otherwin; \ - - -#define SAVE_CPU_TRAP_STATE(type) \ - /* Save trap state into context at %g1 */ \ - add %g1, 0x490, %g5; \ - mov 4, %g6; \ - \ -save_trap_state_##type: \ - deccc %g6; \ - wrpr %g6, %tl; \ - rdpr %tpc, %g7; \ - stx %g7, [%g5]; \ - rdpr %tnpc, %g7; \ - stx %g7, [%g5 + 0x8]; \ - rdpr %tstate, %g7; \ - stx %g7, [%g5 + 0x10]; \ - rdpr %tt, %g7; \ - stx %g7, [%g5 + 0x18]; \ - bne save_trap_state_##type; \ - add %g5, 0x20, %g5; \ - \ - /* For 4 trap levels with 4 registers, memory required is \ - 4*8*4 = 0x80 bytes */ - -/* Save all state into context at %g1 */ -#define SAVE_CPU_STATE(type) \ - SAVE_CPU_WINDOW_STATE(type); \ - SAVE_CPU_TRAP_STATE(type); - - -#define RESTORE_CPU_WINDOW_STATE(type) \ - /* Restore window state from context at %g1 */ \ - \ - /* Get the number of windows in %g6 */ \ - rdpr %ver, %g6; \ - and %g6, 0xf, %g6; \ - \ - mov %g6, %g4; \ - inc %g4; \ - \ - /* Set starting window */ \ - ldx [%g1], %g7; \ - \ - /* Now iterate through all of the windows restoring all l and i registers */ \ - add %g1, 0x90, %g5; \ - \ -restore_cpu_window_##type: \ - wrpr %g7, %cwp; \ - ldx [%g5], %l0; \ - ldx [%g5 + 0x8], %l1; \ - ldx [%g5 + 0x10], %l2; \ - ldx [%g5 + 0x18], %l3; \ - ldx [%g5 + 0x20], %l4; \ - ldx [%g5 + 0x28], %l5; \ - ldx [%g5 + 0x30], %l6; \ - ldx [%g5 + 0x38], %l7; \ - ldx [%g5 + 0x40], %i0; \ - ldx [%g5 + 0x48], %i1; \ - ldx [%g5 + 0x50], %i2; \ - ldx [%g5 + 0x58], %i3; \ - ldx [%g5 + 0x60], %i4; \ - ldx [%g5 + 0x68], %i5; \ - ldx [%g5 + 0x70], %i6; \ - ldx [%g5 + 0x78], %i7; \ - dec %g7; \ - and %g7, %g6, %g7; \ - subcc %g4, 1, %g4; \ - bne restore_cpu_window_##type; \ - add %g5, 0x80, %g5; \ - \ - /* Restore the window registers to their original value */ \ - ldx [%g1], %g7; \ - wrpr %g7, %cwp; \ - ldx [%g1 + 0x8], %g7; \ - wrpr %g7, %cansave; \ - ldx [%g1 + 0x10], %g7; \ - wrpr %g7, %canrestore; \ - ldx [%g1 + 0x18], %g7; \ - wrpr %g7, %otherwin; \ - ldx [%g1 + 0x20], %g7; \ - wrpr %g7, %wstate; \ - ldx [%g1 + 0x28], %g7; \ - wrpr %g7, %cleanwin; \ - \ - ldx [%g1 + 0x30], %o0; \ - ldx [%g1 + 0x38], %o1; \ - ldx [%g1 + 0x40], %o2; \ - ldx [%g1 + 0x48], %o3; \ - ldx [%g1 + 0x50], %o4; \ - ldx [%g1 + 0x58], %o5; \ - ldx [%g1 + 0x60], %o6; \ - ldx [%g1 + 0x68], %o7; \ - \ - ldx [%g1 + 0x70], %g7; \ - wrpr %g7, %pstate; \ - ldx [%g1 + 0x78], %g7; \ - wr %g7, 0, %y; \ - ldx [%g1 + 0x80], %g7; \ - wr %g7, 0, %fprs; \ - - -#define RESTORE_CPU_TRAP_STATE(type) \ - /* Restore trap state from context at %g1 */ \ - add %g1, 0x490, %g5; \ - mov 4, %g6; \ - \ -restore_trap_state_##type: \ - deccc %g6; \ - wrpr %g6, %tl; \ - ldx [%g5], %g7; \ - wrpr %g7, %tpc; \ - ldx [%g5 + 0x8], %g7; \ - wrpr %g7, %tnpc; \ - ldx [%g5 + 0x10], %g7; \ - wrpr %g7, %tstate; \ - ldx [%g5 + 0x18], %g7; \ - wrpr %g7, %tt; \ - bne restore_trap_state_##type; \ - add %g5, 0x20, %g5; \ - \ - ldx [%g1 + 0x88], %g7; \ - wrpr %g7, %tl - -/* Restore all state from context at %g1 */ -#define RESTORE_CPU_STATE(type) \ - RESTORE_CPU_WINDOW_STATE(type); \ - RESTORE_CPU_TRAP_STATE(type); diff --git a/qemu/roms/openbios/arch/sparc64/entry.S b/qemu/roms/openbios/arch/sparc64/entry.S deleted file mode 100644 index d03128af5..000000000 --- a/qemu/roms/openbios/arch/sparc64/entry.S +++ /dev/null @@ -1,287 +0,0 @@ -/** - ** Standalone startup code for Linux PROM emulator. - ** Copyright 1999 Pete A. Zaitcev - ** This code is licensed under GNU General Public License. - **/ -/* - * $Id: head.S,v 1.12 2002/07/23 05:47:09 zaitcev Exp $ - */ - -#define __ASSEMBLY__ -#include -#include "pstate.h" -#include "lsu.h" -#define NO_QEMU_PROTOS -#define NO_OPENBIOS_PROTOS -#include "arch/common/fw_cfg.h" - -#define PROM_ADDR 0x1fff0000000 -#define CFG_ADDR 0x1fe02000510 -#define HZ 1 * 1000 * 1000 -#define TICK_INT_DIS 0x8000000000000000 - - .globl entry, _entry - - .section ".text", "ax" - .align 8 - .register %g2, #scratch - .register %g3, #scratch - .register %g6, #scratch - .register %g7, #scratch - -/* - * Entry point - * We start execution from here. - */ -_entry: -entry: - ! Set up CPU state - wrpr %g0, PSTATE_PRIV, %pstate - wr %g0, 0, %fprs - wrpr %g0, 0x0, %tl - - ! Extract NWINDOWS from %ver - rdpr %ver, %g1 - and %g1, 0xf, %g1 - dec %g1 - wrpr %g1, 0, %cleanwin - wrpr %g1, 0, %cansave - wrpr %g0, 0, %canrestore - wrpr %g0, 0, %otherwin - wrpr %g0, 0, %wstate - ! disable timer now - setx TICK_INT_DIS, %g2, %g1 - wr %g1, 0, %tick_cmpr - - ! Disable I/D MMUs and caches - stxa %g0, [%g0] ASI_LSU_CONTROL - - ! Check signature "QEMU" - setx CFG_ADDR, %g2, %g5 - mov FW_CFG_SIGNATURE, %g2 - stha %g2, [%g5] ASI_PHYS_BYPASS_EC_E_L - inc %g5 - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g2 - cmp %g2, 'Q' - bne bad_conf - nop - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g2 - cmp %g2, 'E' - bne bad_conf - nop - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g2 - cmp %g2, 'M' - bne bad_conf - nop - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g2 - cmp %g2, 'U' - bne bad_conf - nop - - ! Clear ITLB - mov 6 << 3, %g1 - stxa %g0, [%g1] ASI_IMMU - stxa %g0, [%g1] ASI_DMMU - mov 63 << 3, %g1 -1: stxa %g0, [%g1] ASI_ITLB_DATA_ACCESS - subcc %g1, 1 << 3, %g1 - bpos 1b - nop - - ! Clear DTLB - mov 63 << 3, %g1 -1: stxa %g0, [%g1] ASI_DTLB_DATA_ACCESS - subcc %g1, 1 << 3, %g1 - bpos 1b - nop - - ! Get memory size from configuration device - ! NB: little endian format - mov FW_CFG_RAM_SIZE, %g2 - dec %g5 - stha %g2, [%g5] ASI_PHYS_BYPASS_EC_E_L - inc %g5 - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g4 - - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g3 - sllx %g3, 8, %g3 - or %g3, %g4, %g4 - - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g3 - sllx %g3, 16, %g3 - or %g3, %g4, %g4 - - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g3 - sllx %g3, 24, %g3 - or %g3, %g4, %g4 - - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g3 - sllx %g3, 32, %g3 - or %g3, %g4, %g4 - - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g3 - sllx %g3, 40, %g3 - or %g3, %g4, %g4 - - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g3 - sllx %g3, 48, %g3 - or %g3, %g4, %g4 - - lduba [%g5] ASI_PHYS_BYPASS_EC_E, %g3 - sllx %g3, 56, %g3 - or %g3, %g4, %g1 - ! %g1 contains end of memory - - setx _end, %g7, %g3 - set 0x7ffff, %g2 - add %g3, %g2, %g3 - andn %g3, %g2, %g3 - setx _data, %g7, %g2 - sub %g3, %g2, %g2 - sub %g1, %g2, %g2 ! %g2 = start of private memory - mov %g2, %l0 - - ! setup .data & .bss - setx _data, %g7, %g4 - sub %g3, %g4, %g5 - srlx %g5, 19, %g6 ! %g6 = # of 512k .bss pages - set 0xc0000000, %g3 - sllx %g3, 32, %g3 - or %g3, 0x76, %g3 - ! valid, 512k, locked, cacheable(I/E/C), priv, writable - set 48, %g7 -1: stxa %g4, [%g7] ASI_DMMU ! vaddr = _data + N * 0x80000, ctx=0 - or %g2, %g3, %g5 - ! paddr = start_mem + N * 0x80000 - stxa %g5, [%g0] ASI_DTLB_DATA_IN - set 0x80000, %g5 - add %g2, %g5, %g2 - add %g4, %g5, %g4 - deccc %g6 - bne 1b - nop - - ! setup .rodata, also make .text readable - setx _data, %g7, %g5 - setx _start, %g7, %g4 - sub %g5, %g4, %g5 - srlx %g5, 19, %g6 ! %g6 = # of 512k .rodata pages - set 48, %g7 - set 0x80000, %g5 - setx PROM_ADDR, %l1, %l2 -1: stxa %g4, [%g7] ASI_DMMU ! vaddr = _rodata, ctx=0 - set 0xc0000000, %g3 - sllx %g3, 32, %g3 - or %g3, 0x74, %g3 - or %l2, %g3, %g3 - ! valid, 512k, locked, cacheable(I/E/C), priv - ! paddr = _rodata + N * 0x10000 - stxa %g3, [%g0] ASI_DTLB_DATA_IN - add %g4, %g5, %g4 - deccc %g6 - bne 1b - add %l2, %g5, %l2 - - membar #Sync - - setx _start, %g7, %g4 - setx _rodata, %g7, %g5 - sub %g5, %g4, %g5 - set 0x7ffff, %g7 - add %g5, %g7, %g5 ! round to 512k - srlx %g5, 19, %g6 ! %g6 = # of 512k .text pages - set 0x80000, %g5 - set 48, %g7 - setx PROM_ADDR, %l1, %l2 -1: stxa %g4, [%g7] ASI_IMMU ! vaddr = _start, ctx=0 - set 0xc0000000, %g3 - sllx %g3, 32, %g3 - or %g3, 0x74, %g3 - or %l2, %g3, %g3 - ! valid, 512k, locked, cacheable(I/E/C), priv - ! paddr = _start + N * 0x80000 - stxa %g3, [%g0] ASI_ITLB_DATA_IN - add %g4, %g5, %g4 - deccc %g6 - bne 1b - add %l2, %g5, %l2 - - flush %g4 - - mov %g1, %g3 - - set 8, %g2 - sta %g0, [%g2] ASI_DMMU ! set primary ctx=0 - - ! Enable I/D MMUs and caches - setx lowmem, %g2, %g1 - set LSU_CONTROL_DM|LSU_CONTROL_IM|LSU_CONTROL_DC|LSU_CONTROL_IC, %g2 - jmp %g1 - stxa %g2, [%g0] ASI_LSU_CONTROL - -lowmem: - /* Copy the DATA section from ROM. */ - setx _data - 8, %o7, %o0 ! First address of DATA - setx _bss, %o7, %o1 ! Last address of DATA - setx _start, %o7, %o2 - sub %o0, %o2, %o2 ! _data - _start - setx PROM_ADDR, %o7, %o3 - add %o3, %o2, %o2 ! PROM_ADDR + (_data - _start) - ba 2f - nop -1: - ldxa [%o2] ASI_PHYS_BYPASS_EC_E, %g1 - stx %g1, [%o0] -2: - add %o2, 0x8, %o2 - subcc %o0, %o1, %g0 - bl 1b - add %o0, 0x8, %o0 - - /* Zero out our BSS section. */ - setx _bss - 8, %o7, %o0 ! First address of BSS - setx _end - 8, %o7, %o1 ! Last address of BSS - ba 2f - nop -1: - stx %g0, [%o0] -2: - subcc %o0, %o1, %g0 - bl 1b - add %o0, 0x8, %o0 - - setx trap_table, %g2, %g1 - wrpr %g1, %tba - - setx qemu_mem_size, %g7, %g1 - stx %g3, [%g1] - - setx _data, %g7, %g1 ! Store va->pa conversion factor - sub %g1, %l0, %g2 - setx va_shift, %g7, %g1 - stx %g2, [%g1] - - /* Finally, turn on traps so that we can call c-code. */ - wrpr %g0, (PSTATE_PRIV|PSTATE_PEF|PSTATE_IE), %pstate - - ! 100 Hz timer - setx TICK_INT_DIS, %g2, %g1 - rd %tick, %g2 - andn %g2, %g1, %g2 - set HZ, %g1 - add %g1, %g2, %g1 - wr %g1, 0, %tick_cmpr - - /* Switch to our main context. - * Main context is statically defined in C. - */ - - call __switch_context_nosave - nop - - /* We get here when the main context switches back to - * the boot context. - */ -bad_conf: - b bad_conf - nop diff --git a/qemu/roms/openbios/arch/sparc64/init.fs b/qemu/roms/openbios/arch/sparc64/init.fs deleted file mode 100644 index eb6c9da52..000000000 --- a/qemu/roms/openbios/arch/sparc64/init.fs +++ /dev/null @@ -1,61 +0,0 @@ -\ va>tte-data defer MMU virtual to physical address hook for Solaris -\ We need to make sure this is in the global wordlist -active-package 0 active-package! -defer va>tte-data -0 to va>tte-data -active-package! - -:noname - ." Type 'help' for detailed information" cr - \ ." boot secondary slave cdrom: " cr - \ ." 0 > boot hd:2,\boot\vmlinuz root=/dev/hda2" cr - ; DIAG-initializer - -: make-openable ( path ) - find-dev if - begin ?dup while - \ install trivial open and close methods - dup active-package! is-open - parent - repeat - then -; - -: preopen ( chosen-str node-path ) - 2dup make-openable - - " /chosen" find-device - open-dev ?dup if - encode-int 2swap property - else - 2drop - then -; - -:noname - set-defaults -; PREPOST-initializer - -\ preopen device nodes (and store the ihandles under /chosen) -:noname - " memory" " /memory" preopen - -; SYSTEM-initializer - -\ use the tty interface if available -: activate-tty-interface - " /packages/terminal-emulator" find-dev if drop - then -; - -device-end - -: rmap@ ( virt -- rmentry ) - drop 0 - ; - -\ Load VGA FCode driver blob -[IFDEF] CONFIG_DRIVER_VGA - -1 value vga-driver-fcode - " QEMU,VGA.bin" $encode-file to vga-driver-fcode -[THEN] diff --git a/qemu/roms/openbios/arch/sparc64/ldscript b/qemu/roms/openbios/arch/sparc64/ldscript deleted file mode 100644 index c5cc6a5ce..000000000 --- a/qemu/roms/openbios/arch/sparc64/ldscript +++ /dev/null @@ -1,72 +0,0 @@ -OUTPUT_FORMAT(elf64-sparc) -OUTPUT_ARCH(sparc:v9) - -/* QEMU ELF loader can't handle very complex files, so we put ELFBoot -info to rodata and put initctx to data.*/ - -ENTRY(trap_table) - -/* Initial load address - */ -BASE_ADDR = 0x00000000ffd00000; - -/* 16KB stack */ -STACK_SIZE = 16384; -IOMEM_SIZE = 256 * 1024 + 768 * 1024; - -SECTIONS -{ - . = BASE_ADDR; - - /* Start of the program. - * Now the version string is in the note, we must include it - * in the program. Otherwise we lose the string after relocation. */ - _start = .; - - /* Normal sections */ - .text ALIGN(524288): { - *(.text.vectors) - *(.text) - *(.text.*) - } - .rodata ALIGN(524288): { - _rodata = .; - sound_drivers_start = .; - *(.rodata.sound_drivers) - sound_drivers_end = .; - *(.rodata) - *(.rodata.*) - *(.note.ELFBoot) - } - .data ALIGN(524288): { - _data = .; - *(.data) - *(.data.*) - } - - .bss ALIGN(4096): { - _bss = .; - *(.bss) - *(.bss.*) - *(COMMON) - - _fcstack = .; - . += 32768; - . = ALIGN(16); - _efcstack = .; - - _stack = .; - . += STACK_SIZE; - . = ALIGN(16); - _estack = .; - } - - . = ALIGN(4096); - _end = .; - _iomem = _end + IOMEM_SIZE; - - /* We discard .note sections other than .note.ELFBoot, - * because some versions of GCC generates useless ones. */ - - /DISCARD/ : { *(.comment*) *(.note.*) } -} diff --git a/qemu/roms/openbios/arch/sparc64/lib.c b/qemu/roms/openbios/arch/sparc64/lib.c deleted file mode 100644 index 4709ca8fe..000000000 --- a/qemu/roms/openbios/arch/sparc64/lib.c +++ /dev/null @@ -1,508 +0,0 @@ -/* lib.c - * tag: simple function library - * - * Copyright (C) 2003 Stefan Reinauer - * - * See the file "COPYING" for further information about - * the copyright and warranty status of this work. - */ - -#include "config.h" -#include "libc/vsprintf.h" -#include "libopenbios/bindings.h" -#include "spitfire.h" -#include "libopenbios/sys_info.h" -#include "boot.h" - -#include "arch/sparc64/ofmem_sparc64.h" - -/* Format a string and print it on the screen, just like the libc - * function printf. - */ -int printk( const char *fmt, ... ) -{ - char *p, buf[512]; - va_list args; - int i; - - va_start(args, fmt); - i = vsnprintf(buf, sizeof(buf), fmt, args); - va_end(args); - - for( p=buf; *p; p++ ) - putchar(*p); - return i; -} - -/* Private functions for mapping between physical/virtual addresses */ -phys_addr_t -va2pa(unsigned long va) -{ - if ((va >= (unsigned long)&_start) && - (va < (unsigned long)&_end)) - return va - va_shift; - else - return va; -} - -unsigned long -pa2va(phys_addr_t pa) -{ - if ((pa + va_shift >= (unsigned long)&_start) && - (pa + va_shift < (unsigned long)&_end)) - return pa + va_shift; - else - return pa; -} - -void *malloc(int size) -{ - return ofmem_malloc(size); -} - -void* realloc( void *ptr, size_t size ) -{ - return ofmem_realloc(ptr, size); -} - -void free(void *ptr) -{ - ofmem_free(ptr); -} - -static void -mmu_open(void) -{ - RET(-1); -} - -static void -mmu_close(void) -{ -} - -void ofmem_walk_boot_map(translation_entry_cb cb) -{ - unsigned long phys, virt, size, mode, data, mask; - unsigned int i; - - for (i = 0; i < 64; i++) { - data = spitfire_get_dtlb_data(i); - if (data & SPITFIRE_TTE_VALID) { - switch ((data >> 61) & 3) { - default: - case 0x0: /* 8k */ - mask = 0xffffffffffffe000ULL; - size = PAGE_SIZE_8K; - break; - case 0x1: /* 64k */ - mask = 0xffffffffffff0000ULL; - size = PAGE_SIZE_64K; - break; - case 0x2: /* 512k */ - mask = 0xfffffffffff80000ULL; - size = PAGE_SIZE_512K; - break; - case 0x3: /* 4M */ - mask = 0xffffffffffc00000ULL; - size = PAGE_SIZE_4M; - break; - } - - virt = spitfire_get_dtlb_tag(i); - virt &= mask; - - /* extract 41bit physical address */ - phys = data & 0x000001fffffff000ULL; - phys &= mask; - - mode = data & 0xfff; - - cb(phys, virt, size, mode); - } - } -} - -/* - 3.6.5 translate - ( virt -- false | phys.lo ... phys.hi mode true ) -*/ -static void -mmu_translate(void) -{ - ucell virt, mode; - phys_addr_t phys; - - virt = POP(); - - phys = ofmem_translate(virt, &mode); - - if (phys != -1UL) { - PUSH(phys & 0xffffffff); - PUSH(phys >> 32); - PUSH(mode); - PUSH(-1); - } - else { - PUSH(0); - } -} - -/* - * D5.3 pgmap@ ( va -- tte ) - */ -static void -pgmap_fetch(void) -{ - unsigned long va, tte_data; - - va = POP(); - - tte_data = find_tte(va); - if (tte_data == -1) - goto error; - - /* return tte_data */ - PUSH(tte_data); - return; - -error: - /* If we get here, there was no entry */ - PUSH(0); -} - -/* - ( index tte_data vaddr -- ? ) -*/ -static void -dtlb_load(void) -{ - unsigned long vaddr, tte_data, idx; - - vaddr = POP(); - tte_data = POP(); - idx = POP(); - dtlb_load3(vaddr, tte_data, idx); -} - -/* MMU D-TLB miss handler */ -void -dtlb_miss_handler(void) -{ - unsigned long faultva, tte_data = 0; - - /* Grab fault address from MMU and round to nearest 8k page */ - faultva = dtlb_faultva(); - faultva >>= 13; - faultva <<= 13; - - /* If a valid va>tte-data routine has been set, invoke that Forth xt instead */ - if (va2ttedata && *va2ttedata != 0) { - - /* va>tte-data ( addr cnum -- false | tte-data true ) */ - PUSH(faultva); - PUSH(0); - enterforth(*va2ttedata); - - /* Check the result first... */ - tte_data = POP(); - if (!tte_data) { - bug(); - } else { - /* Grab the real data */ - tte_data = POP(); - } - } else { - /* Search the ofmem linked list for this virtual address */ - tte_data = find_tte(faultva); - } - - if (tte_data) { - /* Update MMU */ - dtlb_load2(faultva, tte_data); - } else { - /* If we got here, there was no translation so fail */ - bug(); - } - -} - -/* - ( index tte_data vaddr -- ? ) -*/ -static void -itlb_load(void) -{ - unsigned long vaddr, tte_data, idx; - - vaddr = POP(); - tte_data = POP(); - idx = POP(); - itlb_load3(vaddr, tte_data, idx); -} - -/* MMU I-TLB miss handler */ -void -itlb_miss_handler(void) -{ - unsigned long faultva, tte_data = 0; - - /* Grab fault address from MMU and round to nearest 8k page */ - faultva = itlb_faultva(); - faultva >>= 13; - faultva <<= 13; - - /* If a valid va>tte-data routine has been set, invoke that Forth xt instead */ - if (va2ttedata && *va2ttedata != 0) { - - /* va>tte-data ( addr cnum -- false | tte-data true ) */ - PUSH(faultva); - PUSH(0); - enterforth(*va2ttedata); - - /* Check the result first... */ - tte_data = POP(); - if (!tte_data) { - bug(); - } else { - /* Grab the real data */ - tte_data = POP(); - } - } else { - /* Search the ofmem linked list for this virtual address */ - tte_data = find_tte(faultva); - } - - if (tte_data) { - /* Update MMU */ - itlb_load2(faultva, tte_data); - } else { - /* If we got here, there was no translation so fail */ - bug(); - } -} - -/* - 3.6.5 map - ( phys.lo ... phys.hi virt size mode -- ) -*/ -static void -mmu_map(void) -{ - ucell virt, size, mode; - phys_addr_t phys; - - mode = POP(); - size = POP(); - virt = POP(); - phys = POP(); - phys <<= 32; - phys |= POP(); - - ofmem_map(phys, virt, size, mode); -} - -/* - 3.6.5 unmap - ( virt size -- ) -*/ -static void -mmu_unmap(void) -{ - ucell virt, size; - - size = POP(); - virt = POP(); - ofmem_unmap(virt, size); -} - -/* - 3.6.5 claim - ( virt size align -- base ) -*/ -static void -mmu_claim(void) -{ - ucell virt=-1UL, size, align; - - align = POP(); - size = POP(); - if (!align) { - virt = POP(); - } - - virt = ofmem_claim_virt(virt, size, align); - - PUSH(virt); -} - -/* - 3.6.5 release - ( virt size -- ) -*/ -static void -mmu_release(void) -{ - ucell virt, size; - - size = POP(); - virt = POP(); - - ofmem_release_virt(virt, size); -} - -/* ( phys size align --- base ) */ -static void -mem_claim( void ) -{ - ucell size, align; - phys_addr_t phys=-1UL; - - align = POP(); - size = POP(); - if (!align) { - phys = POP(); - phys <<= 32; - phys |= POP(); - } - - phys = ofmem_claim_phys(phys, size, align); - - PUSH(phys & 0xffffffffUL); - PUSH(phys >> 32); -} - -/* ( phys size --- ) */ -static void -mem_release( void ) -{ - phys_addr_t phys; - ucell size; - - size = POP(); - phys = POP(); - phys <<= 32; - phys |= POP(); - - ofmem_release_phys(phys, size); -} - -/* ( name-cstr phys size align --- phys ) */ -static void -mem_retain ( void ) -{ - ucell size, align; - phys_addr_t phys=-1UL; - - align = POP(); - size = POP(); - if (!align) { - phys = POP(); - phys <<= 32; - phys |= POP(); - } - - /* Currently do nothing with the name */ - POP(); - - phys = ofmem_retain(phys, size, align); - - PUSH(phys & 0xffffffffUL); - PUSH(phys >> 32); -} - -/* ( virt size align -- baseaddr|-1 ) */ -static void -ciface_claim( void ) -{ - ucell align = POP(); - ucell size = POP(); - ucell virt = POP(); - ucell ret = ofmem_claim( virt, size, align ); - - /* printk("ciface_claim: %08x %08x %x\n", virt, size, align ); */ - PUSH( ret ); -} - -/* ( virt size -- ) */ -static void -ciface_release( void ) -{ - ucell size = POP(); - ucell virt = POP(); - ofmem_release(virt, size); -} - -DECLARE_NODE(memory, INSTALL_OPEN, 0, "/memory"); - -NODE_METHODS( memory ) = { - { "claim", mem_claim }, - { "release", mem_release }, - { "SUNW,retain", mem_retain }, -}; - -DECLARE_NODE(mmu, INSTALL_OPEN, 0, "/virtual-memory"); - -NODE_METHODS(mmu) = { - { "open", mmu_open }, - { "close", mmu_close }, - { "translate", mmu_translate }, - { "SUNW,dtlb-load", dtlb_load }, - { "SUNW,itlb-load", itlb_load }, - { "map", mmu_map }, - { "unmap", mmu_unmap }, - { "claim", mmu_claim }, - { "release", mmu_release }, -}; - -void ob_mmu_init(const char *cpuname, uint64_t ram_size) -{ - /* memory node */ - REGISTER_NODE(memory); - - /* MMU node */ - REGISTER_NODE(mmu); - - ofmem_register(find_dev("/memory"), find_dev("/virtual-memory")); - - push_str("/chosen"); - fword("find-device"); - - push_str("/virtual-memory"); - fword("open-dev"); - fword("encode-int"); - push_str("mmu"); - fword("property"); - - push_str("/memory"); - fword("find-device"); - - /* All memory: 0 to RAM_size */ - PUSH(0); - fword("encode-int"); - PUSH(0); - fword("encode-int"); - fword("encode+"); - PUSH((int)(ram_size >> 32)); - fword("encode-int"); - fword("encode+"); - PUSH((int)(ram_size & 0xffffffff)); - fword("encode-int"); - fword("encode+"); - push_str("reg"); - fword("property"); - - push_str("/openprom/client-services"); - fword("find-device"); - bind_func("cif-claim", ciface_claim); - bind_func("cif-release", ciface_release); - - /* Other MMU functions */ - PUSH(0); - fword("active-package!"); - bind_func("pgmap@", pgmap_fetch); - - /* Find address of va2ttedata defer word contents for MMU miss handlers */ - va2ttedata = (ucell *)findword("va>tte-data"); - va2ttedata++; -} diff --git a/qemu/roms/openbios/arch/sparc64/linux_load.c b/qemu/roms/openbios/arch/sparc64/linux_load.c deleted file mode 100644 index e3afc2db8..000000000 --- a/qemu/roms/openbios/arch/sparc64/linux_load.c +++ /dev/null @@ -1,653 +0,0 @@ -/* - * Linux/i386 loader - * Supports bzImage, zImage and Image format. - * - * Based on work by Steve Gehlbach. - * Portions are taken from mkelfImage. - * - * 2003-09 by SONE Takeshi - */ - -#include "config.h" -#include "kernel/kernel.h" -#include "libopenbios/bindings.h" -#include "libopenbios/sys_info.h" -#include "context.h" -#include "libc/diskio.h" -#include "boot.h" - -#define printf printk -#define debug printk -#define strtoull_with_suffix strtol - -#define LINUX_PARAM_LOC 0x90000 -#define COMMAND_LINE_LOC 0x91000 -#define GDT_LOC 0x92000 -#define STACK_LOC 0x93000 - -#define E820MAX 32 /* number of entries in E820MAP */ -struct e820entry { - unsigned long long addr; /* start of memory segment */ - unsigned long long size; /* size of memory segment */ - unsigned long type; /* type of memory segment */ -#define E820_RAM 1 -#define E820_RESERVED 2 -#define E820_ACPI 3 /* usable as RAM once ACPI tables have been read */ -#define E820_NVS 4 -}; - -/* The header of Linux/i386 kernel */ -struct linux_header { - uint8_t reserved1[0x1f1]; /* 0x000 */ - uint8_t setup_sects; /* 0x1f1 */ - uint16_t root_flags; /* 0x1f2 */ - uint8_t reserved2[6]; /* 0x1f4 */ - uint16_t vid_mode; /* 0x1fa */ - uint16_t root_dev; /* 0x1fc */ - uint16_t boot_sector_magic; /* 0x1fe */ - /* 2.00+ */ - uint8_t reserved3[2]; /* 0x200 */ - uint8_t header_magic[4]; /* 0x202 */ - uint16_t protocol_version; /* 0x206 */ - uint32_t realmode_swtch; /* 0x208 */ - uint16_t start_sys; /* 0x20c */ - uint16_t kver_addr; /* 0x20e */ - uint8_t type_of_loader; /* 0x210 */ - uint8_t loadflags; /* 0x211 */ - uint16_t setup_move_size; /* 0x212 */ - uint32_t code32_start; /* 0x214 */ - uint32_t ramdisk_image; /* 0x218 */ - uint32_t ramdisk_size; /* 0x21c */ - uint8_t reserved4[4]; /* 0x220 */ - /* 2.01+ */ - uint16_t heap_end_ptr; /* 0x224 */ - uint8_t reserved5[2]; /* 0x226 */ - /* 2.02+ */ - uint32_t cmd_line_ptr; /* 0x228 */ - /* 2.03+ */ - uint32_t initrd_addr_max; /* 0x22c */ -} __attribute__ ((packed)); - - -/* Paramters passed to 32-bit part of Linux - * This is another view of the structure above.. */ -struct linux_params { - uint8_t orig_x; /* 0x00 */ - uint8_t orig_y; /* 0x01 */ - uint16_t ext_mem_k; /* 0x02 -- EXT_MEM_K sits here */ - uint16_t orig_video_page; /* 0x04 */ - uint8_t orig_video_mode; /* 0x06 */ - uint8_t orig_video_cols; /* 0x07 */ - uint16_t unused2; /* 0x08 */ - uint16_t orig_video_ega_bx; /* 0x0a */ - uint16_t unused3; /* 0x0c */ - uint8_t orig_video_lines; /* 0x0e */ - uint8_t orig_video_isVGA; /* 0x0f */ - uint16_t orig_video_points; /* 0x10 */ - - /* VESA graphic mode -- linear frame buffer */ - uint16_t lfb_width; /* 0x12 */ - uint16_t lfb_height; /* 0x14 */ - uint16_t lfb_depth; /* 0x16 */ - uint32_t lfb_base; /* 0x18 */ - uint32_t lfb_size; /* 0x1c */ - uint16_t cl_magic; /* 0x20 */ -#define CL_MAGIC_VALUE 0xA33F - uint16_t cl_offset; /* 0x22 */ - uint16_t lfb_linelength; /* 0x24 */ - uint8_t red_size; /* 0x26 */ - uint8_t red_pos; /* 0x27 */ - uint8_t green_size; /* 0x28 */ - uint8_t green_pos; /* 0x29 */ - uint8_t blue_size; /* 0x2a */ - uint8_t blue_pos; /* 0x2b */ - uint8_t rsvd_size; /* 0x2c */ - uint8_t rsvd_pos; /* 0x2d */ - uint16_t vesapm_seg; /* 0x2e */ - uint16_t vesapm_off; /* 0x30 */ - uint16_t pages; /* 0x32 */ - uint8_t reserved4[12]; /* 0x34 -- 0x3f reserved for future expansion */ - - //struct apm_bios_info apm_bios_info; /* 0x40 */ - uint8_t apm_bios_info[0x40]; - //struct drive_info_struct drive_info; /* 0x80 */ - uint8_t drive_info[0x20]; - //struct sys_desc_table sys_desc_table; /* 0xa0 */ - uint8_t sys_desc_table[0x140]; - uint32_t alt_mem_k; /* 0x1e0 */ - uint8_t reserved5[4]; /* 0x1e4 */ - uint8_t e820_map_nr; /* 0x1e8 */ - uint8_t reserved6[9]; /* 0x1e9 */ - uint16_t mount_root_rdonly; /* 0x1f2 */ - uint8_t reserved7[4]; /* 0x1f4 */ - uint16_t ramdisk_flags; /* 0x1f8 */ -#define RAMDISK_IMAGE_START_MASK 0x07FF -#define RAMDISK_PROMPT_FLAG 0x8000 -#define RAMDISK_LOAD_FLAG 0x4000 - uint8_t reserved8[2]; /* 0x1fa */ - uint16_t orig_root_dev; /* 0x1fc */ - uint8_t reserved9[1]; /* 0x1fe */ - uint8_t aux_device_info; /* 0x1ff */ - uint8_t reserved10[2]; /* 0x200 */ - uint8_t param_block_signature[4]; /* 0x202 */ - uint16_t param_block_version; /* 0x206 */ - uint8_t reserved11[8]; /* 0x208 */ - uint8_t loader_type; /* 0x210 */ -#define LOADER_TYPE_LOADLIN 1 -#define LOADER_TYPE_BOOTSECT_LOADER 2 -#define LOADER_TYPE_SYSLINUX 3 -#define LOADER_TYPE_ETHERBOOT 4 -#define LOADER_TYPE_KERNEL 5 - uint8_t loader_flags; /* 0x211 */ - uint8_t reserved12[2]; /* 0x212 */ - uint32_t kernel_start; /* 0x214 */ - uint32_t initrd_start; /* 0x218 */ - uint32_t initrd_size; /* 0x21c */ - uint8_t reserved12_5[8]; /* 0x220 */ - uint32_t cmd_line_ptr; /* 0x228 */ - uint8_t reserved13[164]; /* 0x22c */ - struct e820entry e820_map[E820MAX]; /* 0x2d0 */ - uint8_t reserved16[688]; /* 0x550 */ -#define COMMAND_LINE_SIZE 256 - /* Command line is copied here by 32-bit i386/kernel/head.S. - * So I will follow the boot protocol, rather than putting it - * directly here. --ts1 */ - uint8_t command_line[COMMAND_LINE_SIZE]; /* 0x800 */ - uint8_t reserved17[1792]; /* 0x900 - 0x1000 */ -}; - -static uint64_t forced_memsize; -static int fd; - -static unsigned long file_size(void) -{ - long long fpos, fsize; - - /* Save current position */ - fpos = tell(fd); - - /* Go to end of file and get position */ - seek_io(fd, -1); - fsize = tell(fd); - - /* Go back to old position */ - seek_io(fd, 0); - seek_io(fd, fpos); - - return fsize; -} - -/* Load the first part the file and check if it's Linux */ -static uint32_t load_linux_header(struct linux_header *hdr) -{ - int load_high; - uint32_t kern_addr; - - if (read_io(fd, hdr, sizeof *hdr) != sizeof *hdr) { - debug("Can't read Linux header\n"); - return 0; - } - if (hdr->boot_sector_magic != 0xaa55) { - debug("Not a Linux kernel image\n"); - return 0; - } - - /* Linux is found. Print some information */ - if (memcmp(hdr->header_magic, "HdrS", 4) != 0) { - /* This may be floppy disk image or something. - * Perform a simple (incomplete) sanity check. */ - if (hdr->setup_sects >= 16 - || file_size() - (hdr->setup_sects<<9) >= 512<<10) { - debug("This looks like a bootdisk image but not like Linux...\n"); - return 0; - } - - printf("Possible very old Linux"); - /* This kernel does not even have a protocol version. - * Force the value. */ - hdr->protocol_version = 0; /* pre-2.00 */ - } else - printf("Found Linux"); - if (hdr->protocol_version >= 0x200 && hdr->kver_addr) { - char kver[256]; - seek_io(fd, hdr->kver_addr + 0x200); - if (read_io(fd, kver, sizeof kver) != 0) { - kver[255] = 0; - printf(" version %s", kver); - } - } - debug(" (protocol %#x)", hdr->protocol_version); - load_high = 0; - if (hdr->protocol_version >= 0x200) { - debug(" (loadflags %#x)", hdr->loadflags); - load_high = hdr->loadflags & 1; - } - if (load_high) { - printf(" bzImage"); - kern_addr = 0x100000; - } else { - printf(" zImage or Image"); - kern_addr = 0x1000; - } - printf(".\n"); - - return kern_addr; -} - -/* Set up parameters for 32-bit kernel */ -static void -init_linux_params(struct linux_params *params, struct linux_header *hdr) -{ - debug("Setting up paramters at %#lx\n", virt_to_phys(params)); - memset(params, 0, sizeof *params); - - /* Copy some useful values from header */ - params->mount_root_rdonly = hdr->root_flags; - params->orig_root_dev = hdr->root_dev; - - /* Video parameters. - * This assumes we have VGA in standard 80x25 text mode, - * just like our vga.c does. - * Cursor position is filled later to allow some more printf's. */ - params->orig_video_mode = 3; - params->orig_video_cols = 80; - params->orig_video_lines = 25; - params->orig_video_isVGA = 1; - params->orig_video_points = 16; - - params->loader_type = 0xff; /* Unregistered Linux loader */ -} - -/* Memory map */ -static void -set_memory_size(struct linux_params *params, struct sys_info *info) -{ - int i; - uint64_t end; - uint32_t ramtop = 0; - struct e820entry *linux_map; - struct memrange *filo_map; - - linux_map = params->e820_map; - filo_map = info->memrange; - for (i = 0; i < info->n_memranges; i++, linux_map++, filo_map++) { - if (i < E820MAX) { - /* Convert to BIOS e820 style */ - linux_map->addr = filo_map->base; - linux_map->size = filo_map->size; - linux_map->type = E820_RAM; - debug("%016Lx - %016Lx\n", linux_map->addr, - linux_map->addr + linux_map->size); - params->e820_map_nr = i+1; - } - - /* Find out top of RAM. XXX This ignores hole above 1MB */ - end = filo_map->base + filo_map->size; - if (end < (1ULL << 32)) { /* don't count memory above 4GB */ - if (end > ramtop) - ramtop = (uint32_t) end; - } - } - debug("ramtop=%#x\n", ramtop); - /* Size of memory above 1MB in KB */ - params->alt_mem_k = (ramtop - (1<<20)) >> 10; - /* old style, 64MB max */ - if (ramtop >= (64<<20)) - params->ext_mem_k = (63<<10); - else - params->ext_mem_k = params->alt_mem_k; - debug("ext_mem_k=%d, alt_mem_k=%d\n", params->ext_mem_k, params->alt_mem_k); -} - -/* - * Parse command line - * Some parameters, like initrd=, are not passed to kernel, - * we are responsible to process them. - * Parameters for kernel are copied to kern_cmdline. Returns name of initrd. - */ -static char *parse_command_line(const char *orig_cmdline, char *kern_cmdline) -{ - const char *start, *sep, *end, *val; - char name[64]; - unsigned long len; - int k_len; - int to_kern; - char *initrd = NULL; - int toolong = 0; - - forced_memsize = 0; - - if (!orig_cmdline) { - *kern_cmdline = '\0'; - return NULL; - } - - k_len = 0; - debug("original command line: \"%s\"\n", orig_cmdline); - debug("kernel command line at %#lx\n", virt_to_phys(kern_cmdline)); - - start = orig_cmdline; - while (*start == ' ') - start++; - while (*start) { - end = strchr(start, ' '); - if (!end) - end = start + strlen(start); - sep = strchr(start, '='); - if (!sep || sep > end) - sep = end; - len = sep - start; - if (len >= sizeof(name)) - len = sizeof(name) - 1; - memcpy(name, start, len); - name[len] = 0; - - if (*sep == '=') { - val = sep + 1; - len = end - val; - } else { - val = NULL; - len = 0; - } - - /* Only initrd= and mem= are handled here. vga= is not, - * which I believe is a paramter to the realmode part of Linux, - * which we don't execute. */ - if (strcmp(name, "initrd") == 0) { - if (!val) - printf("Missing filename to initrd parameter\n"); - else { - initrd = malloc(len + 1); - memcpy(initrd, val, len); - initrd[len] = 0; - debug("initrd=%s\n", initrd); - } - /* Don't pass this to kernel */ - to_kern = 0; - } else if (strcmp(name, "mem") == 0) { - if (!val) - printf("Missing value for mem parameter\n"); - else { - forced_memsize = strtoull_with_suffix(val, (char**)&val, 0); - if (forced_memsize == 0) - printf("Invalid mem option, ignored\n"); - if (val != end) { - printf("Garbage after mem=, ignored\n"); - forced_memsize = 0; - } - debug("mem=%llu\n", (unsigned long long)forced_memsize); - } - /* mem= is for both loader and kernel */ - to_kern = 1; - } else - to_kern = 1; - - if (to_kern) { - /* Copy to kernel command line buffer */ - if (k_len != 0) - kern_cmdline[k_len++] = ' '; /* put separator */ - len = end - start; - if (k_len + len >= COMMAND_LINE_SIZE) { - len = COMMAND_LINE_SIZE - k_len - 1; - if (!toolong) { - printf("Kernel command line is too long; truncated to " - "%d bytes\n", COMMAND_LINE_SIZE-1); - toolong = 1; - } - } - memcpy(kern_cmdline + k_len, start, len); - k_len += len; - } - - start = end; - while (*start == ' ') - start++; - } - kern_cmdline[k_len] = 0; - debug("kernel command line (%d bytes): \"%s\"\n", k_len, kern_cmdline); - - return initrd; -} - -/* Set command line location */ -static void set_command_line_loc(struct linux_params *params, - struct linux_header *hdr) -{ - if (hdr->protocol_version >= 0x202) { - /* new style */ - params->cmd_line_ptr = COMMAND_LINE_LOC; - } else { - /* old style */ - params->cl_magic = CL_MAGIC_VALUE; - params->cl_offset = COMMAND_LINE_LOC - LINUX_PARAM_LOC; - } -} - -/* Load 32-bit part of kernel */ -static int load_linux_kernel(struct linux_header *hdr, uint32_t kern_addr) -{ - uint32_t kern_offset, kern_size; - - if (hdr->setup_sects == 0) - hdr->setup_sects = 4; - kern_offset = (hdr->setup_sects + 1) * 512; - seek_io(fd, kern_offset); - kern_size = file_size() - kern_offset; - debug("offset=%#x addr=%#x size=%#x\n", kern_offset, kern_addr, kern_size); - -#if 0 - if (using_devsize) { - printf("Attempt to load up to end of device as kernel; " - "specify the image size\n"); - return 0; - } -#endif - - printf("Loading kernel... "); - if ((uint32_t)read_io(fd, phys_to_virt(kern_addr), kern_size) != kern_size) { - printf("Can't read kernel\n"); - return 0; - } - printf("ok\n"); - - return kern_size; -} - -static int load_initrd(struct linux_header *hdr, uint32_t kern_end, - struct linux_params *params, const char *initrd_file) -{ - uint32_t max; - uint32_t start, end, size; - uint64_t forced; - - fd = open_io(initrd_file); - if (fd == -1) { - printf("Can't open initrd: %s\n", initrd_file); - return -1; - } - -#if 0 - if (using_devsize) { - printf("Attempt to load up to end of device as initrd; " - "specify the image size\n"); - return -1; - } -#endif - - size = file_size(); - - - /* Find out the kernel's restriction on how high the initrd can be - * placed */ - if (hdr->protocol_version >= 0x203) - max = hdr->initrd_addr_max; - else - max = 0x38000000; /* Hardcoded value for older kernels */ - - /* FILO itself is at the top of RAM. (relocated) - * So, try putting initrd just below us. */ - end = virt_to_phys(_start); - if (end > max) - end = max; - - /* If "mem=" option is given, we have to put the initrd within - * the specified range. */ - if (forced_memsize) { - forced = forced_memsize; - if (forced > max) - forced = max; - /* If the "mem=" is lower, it's easy */ - if (forced <= end) - end = forced; - else { - /* Otherwise, see if we can put it above us */ - if (virt_to_phys(_end) + size <= forced) - end = forced; /* Ok */ - } - } - - start = end - size; - start &= ~0xfff; /* page align */ - end = start + size; - - debug("start=%#x end=%#x\n", start, end); - - if (start < kern_end) { - printf("Initrd is too big to fit in memory\n"); - return -1; - } - - printf("Loading initrd... "); - if ((uint32_t)read_io(fd, phys_to_virt(start), size) != size) { - printf("Can't read initrd\n"); - return -1; - } - printf("ok\n"); - - params->initrd_start = start; - params->initrd_size = size; - - close_io(fd); - - return 0; -} - -static void hardware_setup(void) -{ - /* Disable nmi */ - outb(0x80, 0x70); - - /* Make sure any coprocessor is properly reset.. */ - outb(0, 0xf0); - outb(0, 0xf1); - - /* we're getting screwed again and again by this problem of the 8259. - * so we're going to leave this lying around for inclusion into - * crt0.S on an as-needed basis. - * - * well, that went ok, I hope. Now we have to reprogram the interrupts :-( - * we put them right after the intel-reserved hardware interrupts, at - * int 0x20-0x2F. There they won't mess up anything. Sadly IBM really - * messed this up with the original PC, and they haven't been able to - * rectify it afterwards. Thus the bios puts interrupts at 0x08-0x0f, - * which is used for the internal hardware interrupts as well. We just - * have to reprogram the 8259's, and it isn't fun. - */ - - outb(0x11, 0x20); /* initialization sequence to 8259A-1 */ - outb(0x11, 0xA0); /* and to 8259A-2 */ - - outb(0x20, 0x21); /* start of hardware int's (0x20) */ - outb(0x28, 0xA1); /* start of hardware int's 2 (0x28) */ - - outb(0x04, 0x21); /* 8259-1 is master */ - outb(0x02, 0xA1); /* 8259-2 is slave */ - - outb(0x01, 0x21); /* 8086 mode for both */ - outb(0x01, 0xA1); - - outb(0xFF, 0xA1); /* mask off all interrupts for now */ - outb(0xFB, 0x21); /* mask all irq's but irq2 which is cascaded */ -} - -/* Start Linux */ -static int start_linux(uint32_t kern_addr) -{ - struct context *ctx; - //extern int cursor_x, cursor_y; - - ctx = init_context(phys_to_virt(STACK_LOC), 4096, 0); - - /* Entry point */ - ctx->pc = kern_addr; - ctx->npc = kern_addr + 4; - - debug("pc=%#x\n", kern_addr); - printf("Jumping to entry point...\n"); - -#ifdef VGA_CONSOLE - /* Update VGA cursor position. - * This must be here because the printf changes the value! */ - params->orig_x = cursor_x; - params->orig_y = cursor_y; -#endif - - /* Go... */ - ctx = switch_to(ctx); - - /* It's impossible but... */ - printf("Returned with o0=%#llx\n", ctx->regs[REG_O0]); - - return ctx->regs[REG_O0]; -} - -int linux_load(struct sys_info *info, const char *file, const char *cmdline) -{ - struct linux_header hdr; - struct linux_params *params; - uint32_t kern_addr, kern_size; - char *initrd_file = NULL; - - fd = open_io(file); - if (fd == -1) - return -1; - - kern_addr = load_linux_header(&hdr); - if (kern_addr == 0) { - close_io(fd); - return LOADER_NOT_SUPPORT; - } - - debug("[sparc64] Booting kernel '%s' ", file); - if (cmdline) - debug("with parameters '%s'\n", cmdline); - else - debug("without parameters.\n"); - - params = phys_to_virt(LINUX_PARAM_LOC); - init_linux_params(params, &hdr); - set_memory_size(params, info); - initrd_file = parse_command_line(cmdline, phys_to_virt(COMMAND_LINE_LOC)); - set_command_line_loc(params, &hdr); - - kern_size = load_linux_kernel(&hdr, kern_addr); - if (kern_size == 0) { - if (initrd_file) - free(initrd_file); - return -1; - } - - if (initrd_file) { - if (load_initrd(&hdr, kern_addr+kern_size, params, initrd_file) - != 0) { - free(initrd_file); - return -1; - } - free(initrd_file); - } - - hardware_setup(); - - start_linux(kern_addr); - return 0; -} diff --git a/qemu/roms/openbios/arch/sparc64/lsu.h b/qemu/roms/openbios/arch/sparc64/lsu.h deleted file mode 100644 index d85c33f24..000000000 --- a/qemu/roms/openbios/arch/sparc64/lsu.h +++ /dev/null @@ -1,20 +0,0 @@ -/* $Id: lsu.h,v 1.2 1997/04/04 00:50:22 davem Exp $ */ -#ifndef _SPARC64_LSU_H -#define _SPARC64_LSU_H - -#include "const.h" - -/* LSU Control Register */ -#define LSU_CONTROL_PM _AC(0x000001fe00000000,UL) /* Phys-watchpoint byte mask*/ -#define LSU_CONTROL_VM _AC(0x00000001fe000000,UL) /* Virt-watchpoint byte mask*/ -#define LSU_CONTROL_PR _AC(0x0000000001000000,UL) /* Phys-rd watchpoint enable*/ -#define LSU_CONTROL_PW _AC(0x0000000000800000,UL) /* Phys-wr watchpoint enable*/ -#define LSU_CONTROL_VR _AC(0x0000000000400000,UL) /* Virt-rd watchpoint enable*/ -#define LSU_CONTROL_VW _AC(0x0000000000200000,UL) /* Virt-wr watchpoint enable*/ -#define LSU_CONTROL_FM _AC(0x00000000000ffff0,UL) /* Parity mask enables. */ -#define LSU_CONTROL_DM _AC(0x0000000000000008,UL) /* Data MMU enable. */ -#define LSU_CONTROL_IM _AC(0x0000000000000004,UL) /* Instruction MMU enable. */ -#define LSU_CONTROL_DC _AC(0x0000000000000002,UL) /* Data cache enable. */ -#define LSU_CONTROL_IC _AC(0x0000000000000001,UL) /* Instruction cache enable.*/ - -#endif /* !(_SPARC64_LSU_H) */ diff --git a/qemu/roms/openbios/arch/sparc64/multiboot.c b/qemu/roms/openbios/arch/sparc64/multiboot.c deleted file mode 100644 index 8514ca0a4..000000000 --- a/qemu/roms/openbios/arch/sparc64/multiboot.c +++ /dev/null @@ -1,125 +0,0 @@ -/* Support for Multiboot */ - -#include "config.h" -#include "asm/io.h" -#include "libopenbios/sys_info.h" -#include "multiboot.h" - -#define printf printk -#ifdef CONFIG_DEBUG_BOOT -#define debug printk -#else -#define debug(x...) -#endif - -struct mbheader { - unsigned int magic, flags, checksum; -}; -const struct mbheader multiboot_header - __attribute__((section (".hdr"))) = -{ - MULTIBOOT_HEADER_MAGIC, - MULTIBOOT_HEADER_FLAGS, - -(MULTIBOOT_HEADER_MAGIC + MULTIBOOT_HEADER_FLAGS) -}; - -/* Multiboot information structure, provided by loader to us */ - -struct multiboot_mmap { - unsigned entry_size; - unsigned base_lo, base_hi; - unsigned size_lo, size_hi; - unsigned type; -}; - -#define MULTIBOOT_MEM_VALID 0x01 -#define MULTIBOOT_BOOT_DEV_VALID 0x02 -#define MULTIBOOT_CMDLINE_VALID 0x04 -#define MULTIBOOT_MODS_VALID 0x08 -#define MULTIBOOT_AOUT_SYMS_VALID 0x10 -#define MULTIBOOT_ELF_SYMS_VALID 0x20 -#define MULTIBOOT_MMAP_VALID 0x40 - -void collect_multiboot_info(struct sys_info *info); -void collect_multiboot_info(struct sys_info *info) -{ - struct multiboot_info *mbinfo; - struct multiboot_mmap *mbmem; - unsigned mbcount, mbaddr; - unsigned int i; - struct memrange *mmap; - int mmap_count; - module_t *mod; - - if (info->boot_type != 0x2BADB002) - return; - - debug("Using Multiboot information at %#lx\n", info->boot_data); - - mbinfo = phys_to_virt(info->boot_data); - - if (mbinfo->mods_count != 1) { - printf("Multiboot: no dictionary\n"); - return; - } - - mod = (module_t *) mbinfo->mods_addr; - info->dict_start=(unsigned long *)mod->mod_start; - info->dict_end=(unsigned long *)mod->mod_end; - - if (mbinfo->flags & MULTIBOOT_MMAP_VALID) { - /* convert mmap records */ - mbmem = phys_to_virt(mbinfo->mmap_addr); - mbcount = mbinfo->mmap_length / (mbmem->entry_size + 4); - mmap = malloc(mbcount * sizeof(struct memrange)); - mmap_count = 0; - mbaddr = mbinfo->mmap_addr; - for (i = 0; i < mbcount; i++) { - mbmem = phys_to_virt(mbaddr); - debug("%08x%08x %08x%08x (%d)\n", - mbmem->base_hi, - mbmem->base_lo, - mbmem->size_hi, - mbmem->size_lo, - mbmem->type); - if (mbmem->type == 1) { /* Only normal RAM */ - mmap[mmap_count].base = mbmem->base_lo - + (((unsigned long long) mbmem->base_hi) << 32); - mmap[mmap_count].size = mbmem->size_lo - + (((unsigned long long) mbmem->size_hi) << 32); - mmap_count++; - } - mbaddr += mbmem->entry_size + 4; - if (mbaddr >= mbinfo->mmap_addr + mbinfo->mmap_length) - break; - } - /* simple sanity check - there should be at least 2 RAM segments - * (base 640k and extended) */ - if (mmap_count >= 2) - goto got_it; - - printf("Multiboot mmap is broken\n"); - free(mmap); - /* fall back to mem_lower/mem_upper */ - } - - if (mbinfo->flags & MULTIBOOT_MEM_VALID) { - /* use mem_lower and mem_upper */ - mmap_count = 2; - mmap = malloc(2 * sizeof(*mmap)); - mmap[0].base = 0; - mmap[0].size = mbinfo->mem_lower << 10; - mmap[1].base = 1 << 20; /* 1MB */ - mmap[1].size = mbinfo->mem_upper << 10; - goto got_it; - } - - printf("Can't get memory information from Multiboot\n"); - return; - -got_it: - info->memrange = mmap; - info->n_memranges = mmap_count; - - return; -} diff --git a/qemu/roms/openbios/arch/sparc64/multiboot.h b/qemu/roms/openbios/arch/sparc64/multiboot.h deleted file mode 100644 index 17cf202ec..000000000 --- a/qemu/roms/openbios/arch/sparc64/multiboot.h +++ /dev/null @@ -1,96 +0,0 @@ -/* multiboot.h - * tag: header for multiboot - * - * Copyright (C) 2003-2004 Stefan Reinauer - * - * See the file "COPYING" for further information about - * the copyright and warranty status of this work. - */ - -/* magic number for multiboot header */ -#define MULTIBOOT_HEADER_MAGIC 0x1BADB002 - -/* flags for multiboot header */ -#define MULTIBOOT_HEADER_FLAGS 0x00010003 - -/* magic number passed by multiboot-compliant boot loader. */ -#define MULTIBOOT_BOOTLOADER_MAGIC 0x2BADB002 - -/* The size of our stack (8KB). */ -#define STACK_SIZE 0x2000 - -/* C symbol format. HAVE_ASM_USCORE is defined by configure. */ -#ifdef HAVE_ASM_USCORE -# define EXT_C(sym) _ ## sym -#else -# define EXT_C(sym) sym -#endif - -#ifndef ASM -/* We don't want these declarations in boot.S */ - -/* multiboot header */ -typedef struct multiboot_header { - unsigned long magic; - unsigned long flags; - unsigned long checksum; - unsigned long header_addr; - unsigned long load_addr; - unsigned long load_end_addr; - unsigned long bss_end_addr; - unsigned long entry_addr; -} multiboot_header_t; - -/* symbol table for a.out */ -typedef struct aout_symbol_table { - unsigned long tabsize; - unsigned long strsize; - unsigned long addr; - unsigned long reserved; -} aout_symbol_table_t; - -/* section header table for ELF */ -typedef struct elf_section_header_table { - unsigned long num; - unsigned long size; - unsigned long addr; - unsigned long shndx; -} elf_section_header_table_t; - -/* multiboot information */ -typedef struct multiboot_info { - unsigned long flags; - unsigned long mem_lower; - unsigned long mem_upper; - unsigned long boot_device; - unsigned long cmdline; - unsigned long mods_count; - unsigned long mods_addr; - union { - aout_symbol_table_t aout_sym; - elf_section_header_table_t elf_sec; - } u; - unsigned long mmap_length; - unsigned long mmap_addr; -} multiboot_info_t; - -/* module structure */ -typedef struct module { - unsigned long mod_start; - unsigned long mod_end; - unsigned long string; - unsigned long reserved; -} module_t; - -/* memory map. Be careful that the offset 0 is base_addr_low - but no size. */ -typedef struct memory_map { - unsigned long size; - unsigned long base_addr_low; - unsigned long base_addr_high; - unsigned long length_low; - unsigned long length_high; - unsigned long type; -} memory_map_t; - -#endif /* ! ASM */ diff --git a/qemu/roms/openbios/arch/sparc64/ofmem_sparc64.c b/qemu/roms/openbios/arch/sparc64/ofmem_sparc64.c deleted file mode 100644 index bdfaf5636..000000000 --- a/qemu/roms/openbios/arch/sparc64/ofmem_sparc64.c +++ /dev/null @@ -1,381 +0,0 @@ -/* - * - * - * OF Memory manager - * - * Copyright (C) 1999-2004 Samuel Rydh (samuel@ibrium.se) - * Copyright (C) 2004 Stefan Reinauer - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * as published by the Free Software Foundation - * - */ - -#include "config.h" -#include "libopenbios/bindings.h" -#include "libc/string.h" -#include "arch/sparc64/ofmem_sparc64.h" -#include "spitfire.h" - -#define OF_MALLOC_BASE ((char*)OFMEM + ALIGN_SIZE(sizeof(ofmem_t), 8)) - -#define MEMSIZE (128 * 1024) -static union { - char memory[MEMSIZE]; - ofmem_t ofmem; -} s_ofmem_data; - -#define OFMEM (&s_ofmem_data.ofmem) -#define TOP_OF_RAM (s_ofmem_data.memory + MEMSIZE) - -static retain_t s_retained; -translation_t **g_ofmem_translations = &s_ofmem_data.ofmem.trans; - -ucell *va2ttedata = 0; -extern uint64_t qemu_mem_size; - -static inline size_t ALIGN_SIZE(size_t x, size_t a) -{ - return (x + a - 1) & ~(a-1); -} - -static ucell get_heap_top( void ) -{ - return (ucell)TOP_OF_RAM; -} - -ofmem_t* ofmem_arch_get_private(void) -{ - return OFMEM; -} - -void* ofmem_arch_get_malloc_base(void) -{ - return OF_MALLOC_BASE; -} - -ucell ofmem_arch_get_heap_top(void) -{ - return get_heap_top(); -} - -ucell ofmem_arch_get_virt_top(void) -{ - return (ucell)TOP_OF_RAM; -} - -ucell ofmem_arch_get_iomem_base(void) -{ - /* Currently unused */ - return 0; -} - -ucell ofmem_arch_get_iomem_top(void) -{ - /* Currently unused */ - return 0; -} - -retain_t *ofmem_arch_get_retained(void) -{ - return (&s_retained); -} - -int ofmem_arch_get_translation_entry_size(void) -{ - /* Return size of a single MMU package translation property entry in cells */ - return 3; -} - -void ofmem_arch_create_translation_entry(ucell *transentry, translation_t *t) -{ - /* Generate translation property entry for SPARC. While there is no - formal documentation for this, both Linux kernel and OpenSolaris sources - expect a translation property entry to have the following layout: - - virtual address - length - mode (valid TTE for start of translation region) - */ - - transentry[0] = t->virt; - transentry[1] = t->size; - transentry[2] = t->phys | t->mode | SPITFIRE_TTE_VALID; -} - -/* Return the size of a memory available entry given the phandle in cells */ -int ofmem_arch_get_available_entry_size(phandle_t ph) -{ - if (ph == s_phandle_memory) { - return 1 + ofmem_arch_get_physaddr_cellsize(); - } else { - return 1 + 1; - } -} - -/* Generate memory available property entry for Sparc64 */ -void ofmem_arch_create_available_entry(phandle_t ph, ucell *availentry, phys_addr_t start, ucell size) -{ - int i = 0; - - if (ph == s_phandle_memory) { - i += ofmem_arch_encode_physaddr(availentry, start); - } else { - availentry[i++] = start; - } - - availentry[i] = size; -} - -/* Unmap a set of pages */ -void ofmem_arch_unmap_pages(ucell virt, ucell size) -{ - ucell va; - - /* align address to 8k */ - virt &= ~PAGE_MASK_8K; - - /* align size to 8k */ - size = (size + PAGE_MASK_8K) & ~PAGE_MASK_8K; - - for (va = virt; va < virt + size; va += PAGE_SIZE_8K) { - itlb_demap(va); - dtlb_demap(va); - } -} - -/* Map a set of pages */ -void ofmem_arch_map_pages(phys_addr_t phys, ucell virt, ucell size, ucell mode) -{ - unsigned long tte_data, currsize; - - /* Install locked tlb entries now */ - if (mode & SPITFIRE_TTE_LOCKED) { - - /* aligned to 8k page */ - size = (size + PAGE_MASK_8K) & ~PAGE_MASK_8K; - - while (size > 0) { - currsize = size; - if (currsize >= PAGE_SIZE_4M && - (virt & PAGE_MASK_4M) == 0 && - (phys & PAGE_MASK_4M) == 0) { - currsize = PAGE_SIZE_4M; - tte_data = 6ULL << 60; - } else if (currsize >= PAGE_SIZE_512K && - (virt & PAGE_MASK_512K) == 0 && - (phys & PAGE_MASK_512K) == 0) { - currsize = PAGE_SIZE_512K; - tte_data = 4ULL << 60; - } else if (currsize >= PAGE_SIZE_64K && - (virt & PAGE_MASK_64K) == 0 && - (phys & PAGE_MASK_64K) == 0) { - currsize = PAGE_SIZE_64K; - tte_data = 2ULL << 60; - } else { - currsize = PAGE_SIZE_8K; - tte_data = 0; - } - - tte_data |= phys | mode | SPITFIRE_TTE_VALID; - - itlb_load2(virt, tte_data); - dtlb_load2(virt, tte_data); - - size -= currsize; - phys += currsize; - virt += currsize; - } - } -} - -/************************************************************************/ -/* misc */ -/************************************************************************/ - -int ofmem_arch_get_physaddr_cellsize(void) -{ - return 1; -} - -int ofmem_arch_encode_physaddr(ucell *p, phys_addr_t value) -{ - p[0] = value; - return 1; -} - -ucell ofmem_arch_default_translation_mode( phys_addr_t phys ) -{ - /* Writable, cacheable */ - /* Privileged and not locked */ - return SPITFIRE_TTE_CP | SPITFIRE_TTE_CV | SPITFIRE_TTE_WRITABLE | SPITFIRE_TTE_PRIVILEGED; -} - -ucell ofmem_arch_io_translation_mode( phys_addr_t phys ) -{ - /* Writable, privileged and not locked */ - return SPITFIRE_TTE_CV | SPITFIRE_TTE_WRITABLE | SPITFIRE_TTE_PRIVILEGED; -} - -/* Architecture-specific OFMEM helpers */ -unsigned long -find_tte(unsigned long va) -{ - translation_t *t = *g_ofmem_translations; - unsigned long tte_data; - - /* Search the ofmem linked list for this virtual address */ - while (t != NULL) { - /* Find the correct range */ - if (va >= t->virt && va < (t->virt + t->size)) { - - /* valid tte, 8k size */ - tte_data = SPITFIRE_TTE_VALID; - - /* mix in phys address mode */ - tte_data |= t->mode; - - /* mix in page physical address = t->phys + offset */ - tte_data |= t->phys + (va - t->virt); - - /* return tte_data */ - return tte_data; - } - t = t->next; - } - - /* Couldn't find tte */ - return -1; -} - -/* ITLB handlers */ -void -itlb_load2(unsigned long vaddr, unsigned long tte_data) -{ - asm("stxa %0, [%1] %2\n" - "stxa %3, [%%g0] %4\n" - : : "r" (vaddr), "r" (48), "i" (ASI_IMMU), - "r" (tte_data), "i" (ASI_ITLB_DATA_IN)); -} - -void -itlb_load3(unsigned long vaddr, unsigned long tte_data, - unsigned long tte_index) -{ - asm("stxa %0, [%1] %2\n" - "stxa %3, [%4] %5\n" - : : "r" (vaddr), "r" (48), "i" (ASI_IMMU), - "r" (tte_data), "r" (tte_index << 3), "i" (ASI_ITLB_DATA_ACCESS)); -} - -unsigned long -itlb_faultva(void) -{ - unsigned long faultva; - - asm("ldxa [%1] %2, %0\n" - : "=r" (faultva) - : "r" (48), "i" (ASI_IMMU)); - - return faultva; -} - -void -itlb_demap(unsigned long vaddr) -{ - asm("stxa %0, [%0] %1\n" - : : "r" (vaddr), "i" (ASI_IMMU_DEMAP)); -} - -/* DTLB handlers */ -void -dtlb_load2(unsigned long vaddr, unsigned long tte_data) -{ - asm("stxa %0, [%1] %2\n" - "stxa %3, [%%g0] %4\n" - : : "r" (vaddr), "r" (48), "i" (ASI_DMMU), - "r" (tte_data), "i" (ASI_DTLB_DATA_IN)); -} - -void -dtlb_load3(unsigned long vaddr, unsigned long tte_data, - unsigned long tte_index) -{ - asm("stxa %0, [%1] %2\n" - "stxa %3, [%4] %5\n" - : : "r" (vaddr), "r" (48), "i" (ASI_DMMU), - "r" (tte_data), "r" (tte_index << 3), "i" (ASI_DTLB_DATA_ACCESS)); -} - -unsigned long -dtlb_faultva(void) -{ - unsigned long faultva; - - asm("ldxa [%1] %2, %0\n" - : "=r" (faultva) - : "r" (48), "i" (ASI_DMMU)); - - return faultva; -} - -void -dtlb_demap(unsigned long vaddr) -{ - asm("stxa %0, [%0] %1\n" - : : "r" (vaddr), "i" (ASI_DMMU_DEMAP)); -} - -/************************************************************************/ -/* init / cleanup */ -/************************************************************************/ - -static int remap_page_range( phys_addr_t phys, ucell virt, ucell size, ucell mode ) -{ - ofmem_claim_phys(phys, size, 0); - ofmem_claim_virt(virt, size, 0); - ofmem_map_page_range(phys, virt, size, mode); - if (!(mode & SPITFIRE_TTE_LOCKED)) { - OFMEM_TRACE("remap_page_range clearing translation " FMT_ucellx - " -> " FMT_ucellx " " FMT_ucellx " mode " FMT_ucellx "\n", - virt, phys, size, mode ); - ofmem_arch_unmap_pages(virt, size); - } - return 0; -} - -#define RETAIN_MAGIC 0x1100220033004400 - -void ofmem_init( void ) -{ - retain_t *retained = ofmem_arch_get_retained(); - int i; - - memset(&s_ofmem_data, 0, sizeof(s_ofmem_data)); - s_ofmem_data.ofmem.ramsize = qemu_mem_size; - - /* inherit translations set up by entry.S */ - ofmem_walk_boot_map(remap_page_range); - - /* Map the memory */ - ofmem_map_page_range(PAGE_SIZE, PAGE_SIZE, 0x800000, 0x36); - - if (!(retained->magic == RETAIN_MAGIC)) { - OFMEM_TRACE("ofmem_init: no retained magic found, creating\n"); - retained->magic = RETAIN_MAGIC; - retained->numentries = 0; - } else { - OFMEM_TRACE("ofmem_init: retained magic found, total %lld mappings\n", retained->numentries); - - /* Mark physical addresses as used so they are not reallocated */ - for (i = 0; i < retained->numentries; i++) { - ofmem_claim_phys(retained->retain_phys_range[i].start, - retained->retain_phys_range[i].size, 0); - } - - /* Reset retained area for next reset */ - retained->magic = RETAIN_MAGIC; - retained->numentries = 0; - } -} diff --git a/qemu/roms/openbios/arch/sparc64/openbios.c b/qemu/roms/openbios/arch/sparc64/openbios.c deleted file mode 100644 index 4557f7f9f..000000000 --- a/qemu/roms/openbios/arch/sparc64/openbios.c +++ /dev/null @@ -1,664 +0,0 @@ -/* tag: openbios forth environment, executable code - * - * Copyright (C) 2003 Patrick Mauritz, Stefan Reinauer - * - * See the file "COPYING" for further information about - * the copyright and warranty status of this work. - */ - -#include "config.h" -#include "libopenbios/openbios.h" -#include "libopenbios/bindings.h" -#include "libopenbios/console.h" -#include "drivers/drivers.h" -#include "dict.h" -#include "arch/common/nvram.h" -#include "packages/nvram.h" -#include "libopenbios/sys_info.h" -#include "openbios.h" -#include "drivers/pci.h" -#include "asm/pci.h" -#include "boot.h" -#include "../../drivers/timer.h" // XXX -#define NO_QEMU_PROTOS -#include "arch/common/fw_cfg.h" -#include "arch/sparc64/ofmem_sparc64.h" -#include "spitfire.h" - -#define UUID_FMT "%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x" - -#define APB_SPECIAL_BASE 0x1fe00000000ULL -#define APB_MEM_BASE 0x1ff00000000ULL - -#define MEMORY_SIZE (512*1024) /* 512K ram for hosted system */ - -// XXX -#define NVRAM_BASE 0x2000 -#define NVRAM_SIZE 0x2000 -#define NVRAM_IDPROM 0x1fd8 -#define NVRAM_IDPROM_SIZE 32 -#define NVRAM_OB_START (0) -#define NVRAM_OB_SIZE ((NVRAM_IDPROM - NVRAM_OB_START) & ~15) - -static uint8_t idprom[NVRAM_IDPROM_SIZE]; - -struct hwdef { - pci_arch_t pci; - uint16_t machine_id_low, machine_id_high; -}; - -static const struct hwdef hwdefs[] = { - { - .pci = { - .name = "SUNW,sabre", - .vendor_id = PCI_VENDOR_ID_SUN, - .device_id = PCI_DEVICE_ID_SUN_SABRE, - .cfg_addr = APB_SPECIAL_BASE + 0x1000000ULL, // PCI bus configuration space - .cfg_data = APB_MEM_BASE, // PCI bus memory space - .cfg_base = APB_SPECIAL_BASE, - .cfg_len = 0x2000000, - .host_pci_base = APB_MEM_BASE, - .pci_mem_base = 0x100000, /* avoid VGA at 0xa0000 */ - .mem_len = 0x10000000, - .io_base = APB_SPECIAL_BASE + 0x2000000ULL, // PCI Bus I/O space - .io_len = 0x10000, - .irqs = { 0, 1, 2, 3 }, - }, - .machine_id_low = 0, - .machine_id_high = 255, - }, -}; - -struct cpudef { - unsigned long iu_version; - const char *name; - unsigned long ecache_associativity; - unsigned long ecache_line_size; - unsigned long ecache_size; - unsigned long num_dtlb_entries; - unsigned long dcache_associativity; - unsigned long dcache_line_size; - unsigned long dcache_size; - unsigned long num_itlb_entries; - unsigned long icache_associativity; - unsigned long icache_line_size; - unsigned long icache_size; -}; - -/* - ( addr -- ? ) -*/ - -extern volatile uint64_t client_tba; - -static void -set_trap_table(void) -{ - unsigned long addr; - - addr = POP(); - - /* Update client_tba to be updated on CIF exit */ - client_tba = addr; -} - -/* Reset control register is defined in 17.2.7.3 of US IIi User Manual */ -static void -sparc64_reset_all(void) -{ - unsigned long addr = 0x1fe0000f020ULL; - unsigned long val = 1 << 29; - - asm("stxa %0, [%1] 0x15\n\t" - : : "r" (val), "r" (addr) : "memory"); -} - -/* PCI Target Address Space Register (see UltraSPARC IIi User's Manual - section 19.3.0.4) */ -#define PBM_PCI_TARGET_AS 0x2028 -#define PBM_PCI_TARGET_AS_CD_ENABLE 0x40 - -static void -sparc64_set_tas_register(unsigned long val) -{ - unsigned long addr = APB_SPECIAL_BASE + PBM_PCI_TARGET_AS; - - asm("stxa %0, [%1] 0x15\n\t" - : : "r" (val), "r" (addr) : "memory"); -} - -static void cpu_generic_init(const struct cpudef *cpu, uint32_t clock_frequency) -{ - unsigned long iu_version; - - push_str("/"); - fword("find-device"); - - fword("new-device"); - - push_str(cpu->name); - fword("device-name"); - - push_str("cpu"); - fword("device-type"); - - asm("rdpr %%ver, %0\n" - : "=r"(iu_version) :); - - PUSH((iu_version >> 48) & 0xff); - fword("encode-int"); - push_str("manufacturer#"); - fword("property"); - - PUSH((iu_version >> 32) & 0xff); - fword("encode-int"); - push_str("implementation#"); - fword("property"); - - PUSH((iu_version >> 24) & 0xff); - fword("encode-int"); - push_str("mask#"); - fword("property"); - - PUSH(9); - fword("encode-int"); - push_str("sparc-version"); - fword("property"); - - PUSH(0); - fword("encode-int"); - push_str("cpuid"); - fword("property"); - - PUSH(0); - fword("encode-int"); - push_str("upa-portid"); - fword("property"); - - PUSH(clock_frequency); - fword("encode-int"); - push_str("clock-frequency"); - fword("property"); - - PUSH(cpu->ecache_associativity); - fword("encode-int"); - push_str("ecache-associativity"); - fword("property"); - - PUSH(cpu->ecache_line_size); - fword("encode-int"); - push_str("ecache-line-size"); - fword("property"); - - PUSH(cpu->ecache_size); - fword("encode-int"); - push_str("ecache-size"); - fword("property"); - - PUSH(cpu->dcache_associativity); - fword("encode-int"); - push_str("dcache-associativity"); - fword("property"); - - PUSH(cpu->dcache_line_size); - fword("encode-int"); - push_str("dcache-line-size"); - fword("property"); - - PUSH(cpu->dcache_size); - fword("encode-int"); - push_str("dcache-size"); - fword("property"); - - PUSH(cpu->icache_associativity); - fword("encode-int"); - push_str("icache-associativity"); - fword("property"); - - PUSH(cpu->ecache_line_size); - fword("encode-int"); - push_str("icache-line-size"); - fword("property"); - - PUSH(cpu->ecache_size); - fword("encode-int"); - push_str("icache-size"); - fword("property"); - - PUSH(cpu->num_itlb_entries); - fword("encode-int"); - push_str("#itlb-entries"); - fword("property"); - - PUSH(cpu->num_dtlb_entries); - fword("encode-int"); - push_str("#dtlb-entries"); - fword("property"); - - fword("finish-device"); - - // Trap table - push_str("/openprom/client-services"); - fword("find-device"); - bind_func("SUNW,set-trap-table", set_trap_table); - - // Reset - bind_func("sparc64-reset-all", sparc64_reset_all); - push_str("' sparc64-reset-all to reset-all"); - fword("eval"); -} - -static const struct cpudef sparc_defs[] = { - { - .iu_version = (0x04ULL << 48) | (0x02ULL << 32), - .name = "FJSV,GP", - }, - { - .iu_version = (0x04ULL << 48) | (0x03ULL << 32), - .name = "FJSV,GPUSK", - }, - { - .iu_version = (0x04ULL << 48) | (0x04ULL << 32), - .name = "FJSV,GPUSC", - }, - { - .iu_version = (0x04ULL << 48) | (0x05ULL << 32), - .name = "FJSV,GPUZC", - }, - { - .iu_version = (0x17ULL << 48) | (0x10ULL << 32), - .name = "SUNW,UltraSPARC", - .ecache_associativity = 1, .ecache_line_size = 0x40, .ecache_size = 0x100000, - .dcache_associativity = 1, .dcache_line_size = 0x20, .dcache_size = 0x4000, - .icache_associativity = 2, .icache_line_size = 0x20, .icache_size = 0x4000, - .num_dtlb_entries = 0x40, .num_itlb_entries = 0x40, - }, - { - .iu_version = (0x17ULL << 48) | (0x11ULL << 32), - .name = "SUNW,UltraSPARC-II", - .ecache_associativity = 1, .ecache_line_size = 0x40, .ecache_size = 0x100000, - .dcache_associativity = 1, .dcache_line_size = 0x20, .dcache_size = 0x4000, - .icache_associativity = 2, .icache_line_size = 0x20, .icache_size = 0x4000, - .num_dtlb_entries = 0x40, .num_itlb_entries = 0x40, - }, - { - .iu_version = (0x17ULL << 48) | (0x12ULL << 32), - .name = "SUNW,UltraSPARC-IIi", - .ecache_associativity = 1, .ecache_line_size = 0x40, .ecache_size = 0x40000, - .dcache_associativity = 1, .dcache_line_size = 0x20, .dcache_size = 0x4000, - .icache_associativity = 2, .icache_line_size = 0x20, .icache_size = 0x4000, - .num_dtlb_entries = 0x40, .num_itlb_entries = 0x40, - }, - { - .iu_version = (0x17ULL << 48) | (0x13ULL << 32), - .name = "SUNW,UltraSPARC-IIe", - }, - { - .iu_version = (0x3eULL << 48) | (0x14ULL << 32), - .name = "SUNW,UltraSPARC-III", - }, - { - .iu_version = (0x3eULL << 48) | (0x15ULL << 32), - .name = "SUNW,UltraSPARC-III+", - }, - { - .iu_version = (0x3eULL << 48) | (0x16ULL << 32), - .name = "SUNW,UltraSPARC-IIIi", - }, - { - .iu_version = (0x3eULL << 48) | (0x18ULL << 32), - .name = "SUNW,UltraSPARC-IV", - }, - { - .iu_version = (0x3eULL << 48) | (0x19ULL << 32), - .name = "SUNW,UltraSPARC-IV+", - }, - { - .iu_version = (0x3eULL << 48) | (0x22ULL << 32), - .name = "SUNW,UltraSPARC-IIIi+", - }, - { - .iu_version = (0x3eULL << 48) | (0x23ULL << 32), - .name = "SUNW,UltraSPARC-T1", - }, - { - .iu_version = (0x3eULL << 48) | (0x24ULL << 32), - .name = "SUNW,UltraSPARC-T2", - }, - { - .iu_version = (0x22ULL << 48) | (0x10ULL << 32), - .name = "SUNW,UltraSPARC", - }, -}; - -static const struct cpudef * -id_cpu(void) -{ - unsigned long iu_version; - unsigned int i; - - asm("rdpr %%ver, %0\n" - : "=r"(iu_version) :); - iu_version &= 0xffffffff00000000ULL; - - for (i = 0; i < sizeof(sparc_defs)/sizeof(struct cpudef); i++) { - if (iu_version == sparc_defs[i].iu_version) - return &sparc_defs[i]; - } - printk("Unknown cpu (psr %lx), freezing!\n", iu_version); - for (;;); -} - -static void nvram_read(uint16_t offset, char *buf, unsigned int nbytes) -{ - unsigned int i; - - for (i = 0; i < nbytes; i++) { - buf[i] = inb(NVRAM_BASE + offset + i); - } -} - -static void nvram_write(uint16_t offset, const char *buf, unsigned int nbytes) -{ - unsigned int i; - - for (i = 0; i < nbytes; i++) { - outb(buf[i], NVRAM_BASE + offset + i); - } -} - -static uint8_t qemu_uuid[16]; - -void arch_nvram_get(char *data) -{ - char *obio_cmdline; - uint32_t size = 0; - const struct cpudef *cpu; - char buf[256]; - uint32_t temp; - uint64_t ram_size; - uint32_t clock_frequency; - uint16_t machine_id; - const char *stdin_path, *stdout_path; - - fw_cfg_init(); - - fw_cfg_read(FW_CFG_SIGNATURE, buf, 4); - buf[4] = '\0'; - - printk("Configuration device id %s", buf); - - temp = fw_cfg_read_i32(FW_CFG_ID); - machine_id = fw_cfg_read_i16(FW_CFG_MACHINE_ID); - - printk(" version %d machine id %d\n", temp, machine_id); - - if (temp != 1) { - printk("Incompatible configuration device version, freezing\n"); - for(;;); - } - - kernel_size = fw_cfg_read_i32(FW_CFG_KERNEL_SIZE); - if (kernel_size) - kernel_image = fw_cfg_read_i64(FW_CFG_KERNEL_ADDR); - - size = fw_cfg_read_i32(FW_CFG_CMDLINE_SIZE); - if (size) { - obio_cmdline = (char *)malloc(size + 1); - fw_cfg_read(FW_CFG_CMDLINE_DATA, obio_cmdline, size); - obio_cmdline[size] = '\0'; - } else { - obio_cmdline = strdup(""); - } - qemu_cmdline = (uint64_t)obio_cmdline; - cmdline_size = size; - boot_device = fw_cfg_read_i16(FW_CFG_BOOT_DEVICE); - - if (kernel_size) - printk("kernel addr %llx size %llx\n", kernel_image, kernel_size); - if (size) - printk("kernel cmdline %s\n", obio_cmdline); - - nvram_read(NVRAM_OB_START, data, NVRAM_OB_SIZE); - - temp = fw_cfg_read_i32(FW_CFG_NB_CPUS); - - printk("CPUs: %x", temp); - - clock_frequency = 100000000; - - cpu = id_cpu(); - //cpu->initfn(); - cpu_generic_init(cpu, clock_frequency); - printk(" x %s\n", cpu->name); - - // Add /uuid - fw_cfg_read(FW_CFG_UUID, (char *)qemu_uuid, 16); - - printk("UUID: " UUID_FMT "\n", qemu_uuid[0], qemu_uuid[1], qemu_uuid[2], - qemu_uuid[3], qemu_uuid[4], qemu_uuid[5], qemu_uuid[6], - qemu_uuid[7], qemu_uuid[8], qemu_uuid[9], qemu_uuid[10], - qemu_uuid[11], qemu_uuid[12], qemu_uuid[13], qemu_uuid[14], - qemu_uuid[15]); - - push_str("/"); - fword("find-device"); - - PUSH((long)&qemu_uuid); - PUSH(16); - fword("encode-bytes"); - push_str("uuid"); - fword("property"); - - // Add /idprom - nvram_read(NVRAM_IDPROM, (char *)idprom, NVRAM_IDPROM_SIZE); - - PUSH((long)&idprom); - PUSH(32); - fword("encode-bytes"); - push_str("idprom"); - fword("property"); - - PUSH(500 * 1000 * 1000); - fword("encode-int"); - push_str("clock-frequency"); - fword("property"); - - ram_size = fw_cfg_read_i64(FW_CFG_RAM_SIZE); - - ob_mmu_init(cpu->name, ram_size); - - /* Setup nvram variables */ - push_str("/options"); - fword("find-device"); - - switch (boot_device) { - case 'a': - push_str("/obio/SUNW,fdtwo"); - break; - case 'c': - push_str("disk:a"); - break; - default: - case 'd': - push_str("cdrom:f cdrom"); - break; - case 'n': - push_str("net"); - break; - } - - fword("encode-string"); - push_str("boot-device"); - fword("property"); - - push_str(obio_cmdline); - fword("encode-string"); - push_str("boot-file"); - fword("property"); - - /* Set up other properties */ - push_str("/chosen"); - fword("find-device"); - - if (fw_cfg_read_i16(FW_CFG_NOGRAPHIC)) { - stdin_path = stdout_path = "ttya"; - } else { - stdin_path = "keyboard"; - stdout_path = "screen"; - } - - push_str(stdin_path); - push_str("input-device"); - fword("$setenv"); - - push_str(stdout_path); - push_str("output-device"); - fword("$setenv"); -} - -void arch_nvram_put(char *data) -{ - nvram_write(0, data, NVRAM_OB_SIZE); -} - -int arch_nvram_size(void) -{ - return NVRAM_OB_SIZE; -} - -void setup_timers(void) -{ -} - -void udelay(unsigned int usecs) -{ - volatile int i; - - for (i = 0; i < usecs * 100; i++); -} - -static void init_memory(void) -{ - phys_addr_t phys; - ucell virt; - - /* Claim the memory from OFMEM (align to 512K so we only take 1 TLB slot) */ - phys = ofmem_claim_phys(-1, MEMORY_SIZE, PAGE_SIZE_512K); - if (!phys) - printk("panic: not enough physical memory on host system.\n"); - - virt = ofmem_claim_virt(-1, MEMORY_SIZE, PAGE_SIZE_512K); - if (!virt) - printk("panic: not enough virtual memory on host system.\n"); - - /* Generate the mapping (and lock translation into the TLBs) */ - ofmem_map(phys, virt, MEMORY_SIZE, ofmem_arch_default_translation_mode(phys) | SPITFIRE_TTE_LOCKED); - - /* we push start and end of memory to the stack - * so that it can be used by the forth word QUIT - * to initialize the memory allocator - */ - - PUSH(virt); - PUSH(virt + MEMORY_SIZE); -} - -extern volatile uint64_t *obp_ticks_pointer; - -static void -arch_init( void ) -{ - openbios_init(); - modules_init(); -#ifdef CONFIG_DRIVER_PCI - ob_pci_init(); - - /* Set TAS register to match the virtual-dma properties - set during sabre configure */ - sparc64_set_tas_register(PBM_PCI_TARGET_AS_CD_ENABLE); -#endif - nvconf_init(); - device_end(); - - /* Point to the Forth obp-ticks variable */ - fword("obp-ticks"); - obp_ticks_pointer = cell2pointer(POP()); - - bind_func("platform-boot", boot ); - bind_func("(go)", go); -} - -unsigned long isa_io_base; - -extern struct _console_ops arch_console_ops; - -int openbios(void) -{ - unsigned int i; - uint16_t machine_id; - const struct hwdef *hwdef = NULL; - - - for (i = 0; i < sizeof(hwdefs) / sizeof(struct hwdef); i++) { - isa_io_base = hwdefs[i].pci.io_base; - machine_id = fw_cfg_read_i16(FW_CFG_MACHINE_ID); - if (hwdefs[i].machine_id_low <= machine_id && - hwdefs[i].machine_id_high >= machine_id) { - hwdef = &hwdefs[i]; - arch = &hwdefs[i].pci; - break; - } - } - if (!hwdef) - for(;;); // Internal inconsistency, hang - -#ifdef CONFIG_DEBUG_CONSOLE - init_console(arch_console_ops); -#ifdef CONFIG_DEBUG_CONSOLE_SERIAL - uart_init(CONFIG_SERIAL_PORT, CONFIG_SERIAL_SPEED); -#endif - printk("OpenBIOS for Sparc64\n"); -#endif - - ofmem_init(); - - collect_sys_info(&sys_info); - - dict = (unsigned char *)sys_info.dict_start; - dicthead = (cell)sys_info.dict_end; - last = sys_info.dict_last; - dictlimit = sys_info.dict_limit; - - forth_init(); - -#ifdef CONFIG_DEBUG_BOOT - printk("forth started.\n"); - printk("initializing memory..."); -#endif - - init_memory(); - -#ifdef CONFIG_DEBUG_BOOT - printk("done\n"); -#endif - - PUSH_xt( bind_noname_func(arch_init) ); - fword("PREPOST-initializer"); - - PC = (ucell)findword("initialize-of"); - - if (!PC) { - printk("panic: no dictionary entry point.\n"); - return -1; - } -#ifdef CONFIG_DEBUG_DICTIONARY - printk("done (%d bytes).\n", dicthead); - printk("Jumping to dictionary...\n"); -#endif - - enterforth((xt_t)PC); - printk("falling off...\n"); - free(dict); - return 0; -} diff --git a/qemu/roms/openbios/arch/sparc64/openbios.h b/qemu/roms/openbios/arch/sparc64/openbios.h deleted file mode 100644 index 2146300d9..000000000 --- a/qemu/roms/openbios/arch/sparc64/openbios.h +++ /dev/null @@ -1,27 +0,0 @@ -/* - * Creation Date: <2004/01/15 16:14:05 samuel> - * Time-stamp: <2004/01/15 16:14:05 samuel> - * - * - * - * - * - * Copyright (C) 2004 Samuel Rydh (samuel@ibrium.se) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 - * - */ - -#ifndef _H_OPENBIOS -#define _H_OPENBIOS - -int openbios(void); - -/* console.c */ -#ifdef CONFIG_DEBUG_CONSOLE -extern void video_init(void); -#endif - -#endif /* _H_OPENBIOS */ diff --git a/qemu/roms/openbios/arch/sparc64/openprom.h b/qemu/roms/openbios/arch/sparc64/openprom.h deleted file mode 100644 index 0a336901d..000000000 --- a/qemu/roms/openbios/arch/sparc64/openprom.h +++ /dev/null @@ -1,281 +0,0 @@ -/* $Id: openprom.h,v 1.9 2001/03/16 10:22:02 davem Exp $ */ -#ifndef __SPARC64_OPENPROM_H -#define __SPARC64_OPENPROM_H - -/* openprom.h: Prom structures and defines for access to the OPENBOOT - * prom routines and data areas. - * - * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) - */ - -#ifndef __ASSEMBLY__ -/* V0 prom device operations. */ -struct linux_dev_v0_funcs { - int (*v0_devopen)(char *device_str); - int (*v0_devclose)(int dev_desc); - int (*v0_rdblkdev)(int dev_desc, int num_blks, int blk_st, char *buf); - int (*v0_wrblkdev)(int dev_desc, int num_blks, int blk_st, char *buf); - int (*v0_wrnetdev)(int dev_desc, int num_bytes, char *buf); - int (*v0_rdnetdev)(int dev_desc, int num_bytes, char *buf); - int (*v0_rdchardev)(int dev_desc, int num_bytes, int dummy, char *buf); - int (*v0_wrchardev)(int dev_desc, int num_bytes, int dummy, char *buf); - int (*v0_seekdev)(int dev_desc, long logical_offst, int from); -}; - -/* V2 and later prom device operations. */ -struct linux_dev_v2_funcs { - int (*v2_inst2pkg)(int d); /* Convert ihandle to phandle */ - char * (*v2_dumb_mem_alloc)(char *va, unsigned sz); - void (*v2_dumb_mem_free)(char *va, unsigned sz); - - /* To map devices into virtual I/O space. */ - char * (*v2_dumb_mmap)(char *virta, int which_io, unsigned paddr, unsigned sz); - void (*v2_dumb_munmap)(char *virta, unsigned size); - - int (*v2_dev_open)(char *devpath); - void (*v2_dev_close)(int d); - int (*v2_dev_read)(int d, char *buf, int nbytes); - int (*v2_dev_write)(int d, char *buf, int nbytes); - int (*v2_dev_seek)(int d, int hi, int lo); - - /* Never issued (multistage load support) */ - void (*v2_wheee2)(void); - void (*v2_wheee3)(void); -}; - -struct linux_mlist_v0 { - struct linux_mlist_v0 *theres_more; - unsigned start_adr; - unsigned num_bytes; -}; - -struct linux_mem_v0 { - struct linux_mlist_v0 **v0_totphys; - struct linux_mlist_v0 **v0_prommap; - struct linux_mlist_v0 **v0_available; /* What we can use */ -}; - -/* Arguments sent to the kernel from the boot prompt. */ -struct linux_arguments_v0 { - char *argv[8]; - char args[100]; - char boot_dev[2]; - int boot_dev_ctrl; - int boot_dev_unit; - int dev_partition; - char *kernel_file_name; - void *aieee1; /* XXX */ -}; - -/* V2 and up boot things. */ -struct linux_bootargs_v2 { - char **bootpath; - char **bootargs; - int *fd_stdin; - int *fd_stdout; -}; - -/* The top level PROM vector. */ -struct linux_romvec { - /* Version numbers. */ - unsigned int pv_magic_cookie; - unsigned int pv_romvers; - unsigned int pv_plugin_revision; - unsigned int pv_printrev; - - /* Version 0 memory descriptors. */ - struct linux_mem_v0 pv_v0mem; - - /* Node operations. */ - struct linux_nodeops *pv_nodeops; - - char **pv_bootstr; - struct linux_dev_v0_funcs pv_v0devops; - - char *pv_stdin; - char *pv_stdout; -#define PROMDEV_KBD 0 /* input from keyboard */ -#define PROMDEV_SCREEN 0 /* output to screen */ -#define PROMDEV_TTYA 1 /* in/out to ttya */ -#define PROMDEV_TTYB 2 /* in/out to ttyb */ - - /* Blocking getchar/putchar. NOT REENTRANT! (grr) */ - int (*pv_getchar)(void); - void (*pv_putchar)(int ch); - - /* Non-blocking variants. */ - int (*pv_nbgetchar)(void); - int (*pv_nbputchar)(int ch); - - void (*pv_putstr)(char *str, int len); - - /* Miscellany. */ - void (*pv_reboot)(char *bootstr); - void (*pv_printf)(__const__ char *fmt, ...); - void (*pv_abort)(void); - __volatile__ int *pv_ticks; - void (*pv_halt)(void); - void (**pv_synchook)(void); - - /* Evaluate a forth string, not different proto for V0 and V2->up. */ - union { - void (*v0_eval)(int len, char *str); - void (*v2_eval)(char *str); - } pv_fortheval; - - struct linux_arguments_v0 **pv_v0bootargs; - - /* Get ether address. */ - unsigned int (*pv_enaddr)(int d, char *enaddr); - - struct linux_bootargs_v2 pv_v2bootargs; - struct linux_dev_v2_funcs pv_v2devops; - - int filler[15]; - - /* This one is sun4c/sun4 only. */ - void (*pv_setctxt)(int ctxt, char *va, int pmeg); - - /* Prom version 3 Multiprocessor routines. This stuff is crazy. - * No joke. Calling these when there is only one cpu probably - * crashes the machine, have to test this. :-) - */ - - /* v3_cpustart() will start the cpu 'whichcpu' in mmu-context - * 'thiscontext' executing at address 'prog_counter' - */ - int (*v3_cpustart)(unsigned int whichcpu, int ctxtbl_ptr, - int thiscontext, char *prog_counter); - - /* v3_cpustop() will cause cpu 'whichcpu' to stop executing - * until a resume cpu call is made. - */ - int (*v3_cpustop)(unsigned int whichcpu); - - /* v3_cpuidle() will idle cpu 'whichcpu' until a stop or - * resume cpu call is made. - */ - int (*v3_cpuidle)(unsigned int whichcpu); - - /* v3_cpuresume() will resume processor 'whichcpu' executing - * starting with whatever 'pc' and 'npc' were left at the - * last 'idle' or 'stop' call. - */ - int (*v3_cpuresume)(unsigned int whichcpu); -}; - -/* Routines for traversing the prom device tree. */ -struct linux_nodeops { - int (*no_nextnode)(int node); - int (*no_child)(int node); - int (*no_proplen)(int node, char *name); - int (*no_getprop)(int node, char *name, char *val); - int (*no_setprop)(int node, char *name, char *val, int len); - char * (*no_nextprop)(int node, char *name); -}; - -/* More fun PROM structures for device probing. */ -#define PROMREG_MAX 16 -#define PROMVADDR_MAX 16 -#define PROMINTR_MAX 15 - -struct linux_prom_registers { - unsigned which_io; /* hi part of physical address */ - unsigned phys_addr; /* The physical address of this register */ - int reg_size; /* How many bytes does this register take up? */ -}; - -struct linux_prom64_registers { - long phys_addr; - long reg_size; -}; - -struct linux_prom_irqs { - int pri; /* IRQ priority */ - int vector; /* This is foobar, what does it do? */ -}; - -/* Element of the "ranges" vector */ -struct linux_prom_ranges { - unsigned int ot_child_space; - unsigned int ot_child_base; /* Bus feels this */ - unsigned int ot_parent_space; - unsigned int ot_parent_base; /* CPU looks from here */ - unsigned int or_size; -}; - -struct linux_prom64_ranges { - unsigned long ot_child_base; /* Bus feels this */ - unsigned long ot_parent_base; /* CPU looks from here */ - unsigned long or_size; -}; - -/* Ranges and reg properties are a bit different for PCI. */ -struct linux_prom_pci_registers { - unsigned int phys_hi; - unsigned int phys_mid; - unsigned int phys_lo; - - unsigned int size_hi; - unsigned int size_lo; -}; - -struct linux_prom_pci_ranges { - unsigned int child_phys_hi; /* Only certain bits are encoded here. */ - unsigned int child_phys_mid; - unsigned int child_phys_lo; - - unsigned int parent_phys_hi; - unsigned int parent_phys_lo; - - unsigned int size_hi; - unsigned int size_lo; -}; - -struct linux_prom_pci_intmap { - unsigned int phys_hi; - unsigned int phys_mid; - unsigned int phys_lo; - - unsigned int interrupt; - - int cnode; - unsigned int cinterrupt; -}; - -struct linux_prom_pci_intmask { - unsigned int phys_hi; - unsigned int phys_mid; - unsigned int phys_lo; - unsigned int interrupt; -}; - -struct linux_prom_ebus_ranges { - unsigned int child_phys_hi; - unsigned int child_phys_lo; - - unsigned int parent_phys_hi; - unsigned int parent_phys_mid; - unsigned int parent_phys_lo; - - unsigned int size; -}; - -struct linux_prom_ebus_intmap { - unsigned int phys_hi; - unsigned int phys_lo; - - unsigned int interrupt; - - int cnode; - unsigned int cinterrupt; -}; - -struct linux_prom_ebus_intmask { - unsigned int phys_hi; - unsigned int phys_lo; - unsigned int interrupt; -}; -#endif /* !(__ASSEMBLY__) */ - -#endif /* !(__SPARC64_OPENPROM_H) */ diff --git a/qemu/roms/openbios/arch/sparc64/plainboot.c b/qemu/roms/openbios/arch/sparc64/plainboot.c deleted file mode 100644 index 08dab2d12..000000000 --- a/qemu/roms/openbios/arch/sparc64/plainboot.c +++ /dev/null @@ -1,21 +0,0 @@ -/* tag: openbios fixed address forth starter - * - * Copyright (C) 2003 Stefan Reinauer - * - * See the file "COPYING" for further information about - * the copyright and warranty status of this work. - */ - -#include "config.h" -#include "libopenbios/sys_info.h" -#include "multiboot.h" - -#define FIXED_DICTSTART 0xfffe0000 -#define FIXED_DICTEND 0xfffeffff - -void collect_multiboot_info(struct sys_info *info); -void collect_multiboot_info(struct sys_info *info) -{ - info->dict_start=(unsigned long *)FIXED_DICTSTART; - info->dict_end=(unsigned long *)FIXED_DICTEND; -} diff --git a/qemu/roms/openbios/arch/sparc64/pstate.h b/qemu/roms/openbios/arch/sparc64/pstate.h deleted file mode 100644 index f32d6f7db..000000000 --- a/qemu/roms/openbios/arch/sparc64/pstate.h +++ /dev/null @@ -1,90 +0,0 @@ -/* $Id: pstate.h,v 1.6 1997/06/25 07:39:45 jj Exp $ */ -#ifndef _SPARC64_PSTATE_H -#define _SPARC64_PSTATE_H - -#include "const.h" - -/* The V9 PSTATE Register (with SpitFire extensions). - * - * ----------------------------------------------------------------------- - * | Resv | IG | MG | CLE | TLE | MM | RED | PEF | AM | PRIV | IE | AG | - * ----------------------------------------------------------------------- - * 63 12 11 10 9 8 7 6 5 4 3 2 1 0 - */ -#define PSTATE_IG _AC(0x0000000000000800,UL) /* Interrupt Globals. */ -#define PSTATE_MG _AC(0x0000000000000400,UL) /* MMU Globals. */ -#define PSTATE_CLE _AC(0x0000000000000200,UL) /* Current Little Endian.*/ -#define PSTATE_TLE _AC(0x0000000000000100,UL) /* Trap Little Endian. */ -#define PSTATE_MM _AC(0x00000000000000c0,UL) /* Memory Model. */ -#define PSTATE_TSO _AC(0x0000000000000000,UL) /* MM: TotalStoreOrder */ -#define PSTATE_PSO _AC(0x0000000000000040,UL) /* MM: PartialStoreOrder */ -#define PSTATE_RMO _AC(0x0000000000000080,UL) /* MM: RelaxedMemoryOrder*/ -#define PSTATE_RED _AC(0x0000000000000020,UL) /* Reset Error Debug. */ -#define PSTATE_PEF _AC(0x0000000000000010,UL) /* Floating Point Enable.*/ -#define PSTATE_AM _AC(0x0000000000000008,UL) /* Address Mask. */ -#define PSTATE_PRIV _AC(0x0000000000000004,UL) /* Privilege. */ -#define PSTATE_IE _AC(0x0000000000000002,UL) /* Interrupt Enable. */ -#define PSTATE_AG _AC(0x0000000000000001,UL) /* Alternate Globals. */ - -/* The V9 TSTATE Register (with SpitFire and Linux extensions). - * - * --------------------------------------------------------------- - * | Resv | CCR | ASI | %pil | PSTATE | Resv | CWP | - * --------------------------------------------------------------- - * 63 40 39 32 31 24 23 20 19 8 7 5 4 0 - */ -#define TSTATE_CCR _AC(0x000000ff00000000,UL) /* Condition Codes. */ -#define TSTATE_XCC _AC(0x000000f000000000,UL) /* Condition Codes. */ -#define TSTATE_XNEG _AC(0x0000008000000000,UL) /* %xcc Negative. */ -#define TSTATE_XZERO _AC(0x0000004000000000,UL) /* %xcc Zero. */ -#define TSTATE_XOVFL _AC(0x0000002000000000,UL) /* %xcc Overflow. */ -#define TSTATE_XCARRY _AC(0x0000001000000000,UL) /* %xcc Carry. */ -#define TSTATE_ICC _AC(0x0000000f00000000,UL) /* Condition Codes. */ -#define TSTATE_INEG _AC(0x0000000800000000,UL) /* %icc Negative. */ -#define TSTATE_IZERO _AC(0x0000000400000000,UL) /* %icc Zero. */ -#define TSTATE_IOVFL _AC(0x0000000200000000,UL) /* %icc Overflow. */ -#define TSTATE_ICARRY _AC(0x0000000100000000,UL) /* %icc Carry. */ -#define TSTATE_ASI _AC(0x00000000ff000000,UL) /* AddrSpace ID. */ -#define TSTATE_PIL _AC(0x0000000000f00000,UL) /* %pil (Linux traps)*/ -#define TSTATE_PSTATE _AC(0x00000000000fff00,UL) /* PSTATE. */ -#define TSTATE_IG _AC(0x0000000000080000,UL) /* Interrupt Globals.*/ -#define TSTATE_MG _AC(0x0000000000040000,UL) /* MMU Globals. */ -#define TSTATE_CLE _AC(0x0000000000020000,UL) /* CurrLittleEndian. */ -#define TSTATE_TLE _AC(0x0000000000010000,UL) /* TrapLittleEndian. */ -#define TSTATE_MM _AC(0x000000000000c000,UL) /* Memory Model. */ -#define TSTATE_TSO _AC(0x0000000000000000,UL) /* MM: TSO */ -#define TSTATE_PSO _AC(0x0000000000004000,UL) /* MM: PSO */ -#define TSTATE_RMO _AC(0x0000000000008000,UL) /* MM: RMO */ -#define TSTATE_RED _AC(0x0000000000002000,UL) /* Reset Error Debug.*/ -#define TSTATE_PEF _AC(0x0000000000001000,UL) /* FPU Enable. */ -#define TSTATE_AM _AC(0x0000000000000800,UL) /* Address Mask. */ -#define TSTATE_PRIV _AC(0x0000000000000400,UL) /* Privilege. */ -#define TSTATE_IE _AC(0x0000000000000200,UL) /* Interrupt Enable. */ -#define TSTATE_AG _AC(0x0000000000000100,UL) /* Alternate Globals.*/ -#define TSTATE_CWP _AC(0x000000000000001f,UL) /* Curr Win-Pointer. */ - -/* Floating-Point Registers State Register. - * - * -------------------------------- - * | Resv | FEF | DU | DL | - * -------------------------------- - * 63 3 2 1 0 - */ -#define FPRS_FEF _AC(0x0000000000000004,UL) /* FPU Enable. */ -#define FPRS_DU _AC(0x0000000000000002,UL) /* Dirty Upper. */ -#define FPRS_DL _AC(0x0000000000000001,UL) /* Dirty Lower. */ - -/* Version Register. - * - * ------------------------------------------------------ - * | MANUF | IMPL | MASK | Resv | MAXTL | Resv | MAXWIN | - * ------------------------------------------------------ - * 63 48 47 32 31 24 23 16 15 8 7 5 4 0 - */ -#define VERS_MANUF _AC(0xffff000000000000,UL) /* Manufacturer. */ -#define VERS_IMPL _AC(0x0000ffff00000000,UL) /* Implementation. */ -#define VERS_MASK _AC(0x00000000ff000000,UL) /* Mask Set Revision.*/ -#define VERS_MAXTL _AC(0x000000000000ff00,UL) /* Max Trap Level. */ -#define VERS_MAXWIN _AC(0x000000000000001f,UL) /* Max RegWindow Idx.*/ - -#endif /* !(_SPARC64_PSTATE_H) */ diff --git a/qemu/roms/openbios/arch/sparc64/spitfire.h b/qemu/roms/openbios/arch/sparc64/spitfire.h deleted file mode 100644 index 4a951b1fb..000000000 --- a/qemu/roms/openbios/arch/sparc64/spitfire.h +++ /dev/null @@ -1,510 +0,0 @@ -/* $Id: spitfire.h,v 1.18 2001/11/29 16:42:10 kanoj Exp $ - * spitfire.h: SpitFire/BlackBird/Cheetah inline MMU operations. - * - * Copyright (C) 1996 David S. Miller (davem@caip.rutgers.edu) - */ - -#ifndef _SPARC64_SPITFIRE_H -#define _SPARC64_SPITFIRE_H - -#include - -/* The following register addresses are accessible via ASI_DMMU - * and ASI_IMMU, that is there is a distinct and unique copy of - * each these registers for each TLB. - */ -#define TSB_TAG_TARGET 0x0000000000000000 /* All chips */ -#define TLB_SFSR 0x0000000000000018 /* All chips */ -#define TSB_REG 0x0000000000000028 /* All chips */ -#define TLB_TAG_ACCESS 0x0000000000000030 /* All chips */ -#define VIRT_WATCHPOINT 0x0000000000000038 /* All chips */ -#define PHYS_WATCHPOINT 0x0000000000000040 /* All chips */ -#define TSB_EXTENSION_P 0x0000000000000048 /* Ultra-III and later */ -#define TSB_EXTENSION_S 0x0000000000000050 /* Ultra-III and later, D-TLB only */ -#define TSB_EXTENSION_N 0x0000000000000058 /* Ultra-III and later */ -#define TLB_TAG_ACCESS_EXT 0x0000000000000060 /* Ultra-III+ and later */ - -/* These registers only exist as one entity, and are accessed - * via ASI_DMMU only. - */ -#define PRIMARY_CONTEXT 0x0000000000000008 -#define SECONDARY_CONTEXT 0x0000000000000010 -#define DMMU_SFAR 0x0000000000000020 -#define VIRT_WATCHPOINT 0x0000000000000038 -#define PHYS_WATCHPOINT 0x0000000000000040 - -#define SPITFIRE_HIGHEST_LOCKED_TLBENT (64 - 1) - -/* translation table entry bits */ -#define SPITFIRE_TTE_WRITABLE 0x02 -#define SPITFIRE_TTE_PRIVILEGED 0x04 -#define SPITFIRE_TTE_CV 0x10 -#define SPITFIRE_TTE_CP 0x20 -#define SPITFIRE_TTE_LOCKED 0x40 -#define SPITFIRE_TTE_VALID 0x8000000000000000ULL - -#ifndef __ASSEMBLY__ - -enum ultra_tlb_layout { - spitfire = 0, - cheetah = 1, - cheetah_plus = 2, -}; - -extern enum ultra_tlb_layout tlb_type; - -#define CHEETAH_HIGHEST_LOCKED_TLBENT (16 - 1) - -#define L1DCACHE_SIZE 0x4000 - -#define sparc64_highest_locked_tlbent() \ - (tlb_type == spitfire ? \ - SPITFIRE_HIGHEST_LOCKED_TLBENT : \ - CHEETAH_HIGHEST_LOCKED_TLBENT) - -static __inline__ unsigned long spitfire_get_isfsr(void) -{ - unsigned long ret; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (ret) - : "r" (TLB_SFSR), "i" (ASI_IMMU)); - return ret; -} - -static __inline__ unsigned long spitfire_get_dsfsr(void) -{ - unsigned long ret; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (ret) - : "r" (TLB_SFSR), "i" (ASI_DMMU)); - return ret; -} - -static __inline__ unsigned long spitfire_get_sfar(void) -{ - unsigned long ret; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (ret) - : "r" (DMMU_SFAR), "i" (ASI_DMMU)); - return ret; -} - -static __inline__ void spitfire_put_isfsr(unsigned long sfsr) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* no outputs */ - : "r" (sfsr), "r" (TLB_SFSR), "i" (ASI_IMMU)); -} - -static __inline__ void spitfire_put_dsfsr(unsigned long sfsr) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* no outputs */ - : "r" (sfsr), "r" (TLB_SFSR), "i" (ASI_DMMU)); -} - -static __inline__ unsigned long spitfire_get_primary_context(void) -{ - unsigned long ctx; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (ctx) - : "r" (PRIMARY_CONTEXT), "i" (ASI_DMMU)); - return ctx; -} - -static __inline__ void spitfire_set_primary_context(unsigned long ctx) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (ctx & 0x3ff), - "r" (PRIMARY_CONTEXT), "i" (ASI_DMMU)); - __asm__ __volatile__ ("membar #Sync" : : : "memory"); -} - -static __inline__ unsigned long spitfire_get_secondary_context(void) -{ - unsigned long ctx; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (ctx) - : "r" (SECONDARY_CONTEXT), "i" (ASI_DMMU)); - return ctx; -} - -static __inline__ void spitfire_set_secondary_context(unsigned long ctx) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (ctx & 0x3ff), - "r" (SECONDARY_CONTEXT), "i" (ASI_DMMU)); - __asm__ __volatile__ ("membar #Sync" : : : "memory"); -} - -/* The data cache is write through, so this just invalidates the - * specified line. - */ -static __inline__ void spitfire_put_dcache_tag(unsigned long addr, unsigned long tag) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (tag), "r" (addr), "i" (ASI_DCACHE_TAG)); - __asm__ __volatile__ ("membar #Sync" : : : "memory"); -} - -/* The instruction cache lines are flushed with this, but note that - * this does not flush the pipeline. It is possible for a line to - * get flushed but stale instructions to still be in the pipeline, - * a flush instruction (to any address) is sufficient to handle - * this issue after the line is invalidated. - */ -static __inline__ void spitfire_put_icache_tag(unsigned long addr, unsigned long tag) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (tag), "r" (addr), "i" (ASI_IC_TAG)); -} - -static __inline__ unsigned long spitfire_get_dtlb_data(int entry) -{ - unsigned long data; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (data) - : "r" (entry << 3), "i" (ASI_DTLB_DATA_ACCESS)); - - /* Clear TTE diag bits. */ - data &= ~0x0003fe0000000000UL; - - return data; -} - -static __inline__ unsigned long spitfire_get_dtlb_tag(int entry) -{ - unsigned long tag; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (tag) - : "r" (entry << 3), "i" (ASI_DTLB_TAG_READ)); - return tag; -} - -static __inline__ void spitfire_put_dtlb_data(int entry, unsigned long data) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (data), "r" (entry << 3), - "i" (ASI_DTLB_DATA_ACCESS)); -} - -static __inline__ unsigned long spitfire_get_itlb_data(int entry) -{ - unsigned long data; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (data) - : "r" (entry << 3), "i" (ASI_ITLB_DATA_ACCESS)); - - /* Clear TTE diag bits. */ - data &= ~0x0003fe0000000000UL; - - return data; -} - -static __inline__ unsigned long spitfire_get_itlb_tag(int entry) -{ - unsigned long tag; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (tag) - : "r" (entry << 3), "i" (ASI_ITLB_TAG_READ)); - return tag; -} - -static __inline__ void spitfire_put_itlb_data(int entry, unsigned long data) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (data), "r" (entry << 3), - "i" (ASI_ITLB_DATA_ACCESS)); -} - -/* Spitfire hardware assisted TLB flushes. */ - -/* Context level flushes. */ -static __inline__ void spitfire_flush_dtlb_primary_context(void) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (0x40), "i" (ASI_DMMU_DEMAP)); -} - -static __inline__ void spitfire_flush_itlb_primary_context(void) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (0x40), "i" (ASI_IMMU_DEMAP)); -} - -static __inline__ void spitfire_flush_dtlb_secondary_context(void) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (0x50), "i" (ASI_DMMU_DEMAP)); -} - -static __inline__ void spitfire_flush_itlb_secondary_context(void) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (0x50), "i" (ASI_IMMU_DEMAP)); -} - -static __inline__ void spitfire_flush_dtlb_nucleus_context(void) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (0x60), "i" (ASI_DMMU_DEMAP)); -} - -static __inline__ void spitfire_flush_itlb_nucleus_context(void) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (0x60), "i" (ASI_IMMU_DEMAP)); -} - -/* Page level flushes. */ -static __inline__ void spitfire_flush_dtlb_primary_page(unsigned long page) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (page), "i" (ASI_DMMU_DEMAP)); -} - -static __inline__ void spitfire_flush_itlb_primary_page(unsigned long page) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (page), "i" (ASI_IMMU_DEMAP)); -} - -static __inline__ void spitfire_flush_dtlb_secondary_page(unsigned long page) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (page | 0x10), "i" (ASI_DMMU_DEMAP)); -} - -static __inline__ void spitfire_flush_itlb_secondary_page(unsigned long page) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (page | 0x10), "i" (ASI_IMMU_DEMAP)); -} - -static __inline__ void spitfire_flush_dtlb_nucleus_page(unsigned long page) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (page | 0x20), "i" (ASI_DMMU_DEMAP)); -} - -static __inline__ void spitfire_flush_itlb_nucleus_page(unsigned long page) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (page | 0x20), "i" (ASI_IMMU_DEMAP)); -} - -/* Cheetah has "all non-locked" tlb flushes. */ -static __inline__ void cheetah_flush_dtlb_all(void) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (0x80), "i" (ASI_DMMU_DEMAP)); -} - -static __inline__ void cheetah_flush_itlb_all(void) -{ - __asm__ __volatile__("stxa %%g0, [%0] %1\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (0x80), "i" (ASI_IMMU_DEMAP)); -} - -/* Cheetah has a 4-tlb layout so direct access is a bit different. - * The first two TLBs are fully assosciative, hold 16 entries, and are - * used only for locked and >8K sized translations. One exists for - * data accesses and one for instruction accesses. - * - * The third TLB is for data accesses to 8K non-locked translations, is - * 2 way assosciative, and holds 512 entries. The fourth TLB is for - * instruction accesses to 8K non-locked translations, is 2 way - * assosciative, and holds 128 entries. - * - * Cheetah has some bug where bogus data can be returned from - * ASI_{D,I}TLB_DATA_ACCESS loads, doing the load twice fixes - * the problem for me. -DaveM - */ -static __inline__ unsigned long cheetah_get_ldtlb_data(int entry) -{ - unsigned long data; - - __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t" - "ldxa [%1] %2, %0" - : "=r" (data) - : "r" ((0 << 16) | (entry << 3)), - "i" (ASI_DTLB_DATA_ACCESS)); - - return data; -} - -static __inline__ unsigned long cheetah_get_litlb_data(int entry) -{ - unsigned long data; - - __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t" - "ldxa [%1] %2, %0" - : "=r" (data) - : "r" ((0 << 16) | (entry << 3)), - "i" (ASI_ITLB_DATA_ACCESS)); - - return data; -} - -static __inline__ unsigned long cheetah_get_ldtlb_tag(int entry) -{ - unsigned long tag; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (tag) - : "r" ((0 << 16) | (entry << 3)), - "i" (ASI_DTLB_TAG_READ)); - - return tag; -} - -static __inline__ unsigned long cheetah_get_litlb_tag(int entry) -{ - unsigned long tag; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (tag) - : "r" ((0 << 16) | (entry << 3)), - "i" (ASI_ITLB_TAG_READ)); - - return tag; -} - -static __inline__ void cheetah_put_ldtlb_data(int entry, unsigned long data) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (data), - "r" ((0 << 16) | (entry << 3)), - "i" (ASI_DTLB_DATA_ACCESS)); -} - -static __inline__ void cheetah_put_litlb_data(int entry, unsigned long data) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (data), - "r" ((0 << 16) | (entry << 3)), - "i" (ASI_ITLB_DATA_ACCESS)); -} - -static __inline__ unsigned long cheetah_get_dtlb_data(int entry, int tlb) -{ - unsigned long data; - - __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t" - "ldxa [%1] %2, %0" - : "=r" (data) - : "r" ((tlb << 16) | (entry << 3)), "i" (ASI_DTLB_DATA_ACCESS)); - - return data; -} - -static __inline__ unsigned long cheetah_get_dtlb_tag(int entry, int tlb) -{ - unsigned long tag; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (tag) - : "r" ((tlb << 16) | (entry << 3)), "i" (ASI_DTLB_TAG_READ)); - return tag; -} - -static __inline__ void cheetah_put_dtlb_data(int entry, unsigned long data, int tlb) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (data), - "r" ((tlb << 16) | (entry << 3)), - "i" (ASI_DTLB_DATA_ACCESS)); -} - -static __inline__ unsigned long cheetah_get_itlb_data(int entry) -{ - unsigned long data; - - __asm__ __volatile__("ldxa [%1] %2, %%g0\n\t" - "ldxa [%1] %2, %0" - : "=r" (data) - : "r" ((2 << 16) | (entry << 3)), - "i" (ASI_ITLB_DATA_ACCESS)); - - return data; -} - -static __inline__ unsigned long cheetah_get_itlb_tag(int entry) -{ - unsigned long tag; - - __asm__ __volatile__("ldxa [%1] %2, %0" - : "=r" (tag) - : "r" ((2 << 16) | (entry << 3)), "i" (ASI_ITLB_TAG_READ)); - return tag; -} - -static __inline__ void cheetah_put_itlb_data(int entry, unsigned long data) -{ - __asm__ __volatile__("stxa %0, [%1] %2\n\t" - "membar #Sync" - : /* No outputs */ - : "r" (data), "r" ((2 << 16) | (entry << 3)), - "i" (ASI_ITLB_DATA_ACCESS)); -} - -#endif /* !(__ASSEMBLY__) */ - -#endif /* !(_SPARC64_SPITFIRE_H) */ diff --git a/qemu/roms/openbios/arch/sparc64/switch.S b/qemu/roms/openbios/arch/sparc64/switch.S deleted file mode 100644 index d2cc7bedb..000000000 --- a/qemu/roms/openbios/arch/sparc64/switch.S +++ /dev/null @@ -1,124 +0,0 @@ -#include "pstate.h" -#include -#define ASI_BP ASI_M_BYPASS -#define REGWIN_SZ 0x40 - - .globl __switch_context, __switch_context_nosave, __exit_context, halt - - .text - .align 4 - .register %g2, #scratch - .register %g3, #scratch - .register %g6, #scratch - .register %g7, #scratch - -/* - * Switch execution context - * This saves registers in the stack, then - * switches the stack, and restores everything from the new stack. - * This function takes no argument. New stack pointer is - * taken from global variable __context, and old stack pointer - * is also saved to __context. This way we can just jump to - * this routine to get back to the original context. - */ - -/* XXX: totally bogus for sparc, need to save and restore all windows */ -__switch_context: - - /* make sure caller's windows are on caller's stack */ - flushw; - - /* Save everything in current stack */ - - setx __context, %g2, %g1 - stx %g3, [%g1 + 24] - stx %g4, [%g1 + 32] - stx %g5, [%g1 + 40] - stx %g6, [%g1 + 48] - stx %g7, [%g1 + 56] - - stx %o0, [%g1 + 64] - stx %o1, [%g1 + 72] - stx %o2, [%g1 + 80] - stx %o3, [%g1 + 88] - stx %o4, [%g1 + 96] - stx %o5, [%g1 + 104] - stx %o6, [%g1 + 112] - stx %o7, [%g1 + 120] - - stx %l0, [%g1 + 128] - stx %l1, [%g1 + 136] - stx %l2, [%g1 + 144] - stx %l3, [%g1 + 152] - stx %l4, [%g1 + 160] - stx %l5, [%g1 + 168] - stx %l6, [%g1 + 176] - stx %l7, [%g1 + 184] - - stx %i0, [%g1 + 192] - stx %i1, [%g1 + 200] - stx %i2, [%g1 + 208] - stx %i3, [%g1 + 216] - stx %i4, [%g1 + 224] - stx %i5, [%g1 + 232] - stx %i6, [%g1 + 240] - stx %i7, [%g1 + 248] - -__switch_context_nosave: - /* Interrupts are not allowed... */ - /* make sure caller's windows are on caller's stack */ - flushw - /* Load all registers - */ - setx __context, %g2, %g1 - ldx [%g1], %g1 - ldx [%g1 + 16], %g2 - ldx [%g1 + 24], %g3 - ldx [%g1 + 32], %g4 - ldx [%g1 + 40], %g5 - ldx [%g1 + 48], %g6 - ldx [%g1 + 56], %g7 - - ldx [%g1 + 64], %o0 - ldx [%g1 + 72], %o1 - ldx [%g1 + 80], %o2 - ldx [%g1 + 88], %o3 - ldx [%g1 + 96], %o4 - ldx [%g1 + 104], %o5 - ldx [%g1 + 112], %o6 - ldx [%g1 + 120], %o7 - - ldx [%g1 + 128], %l0 - ldx [%g1 + 136], %l1 - ldx [%g1 + 144], %l2 - ldx [%g1 + 152], %l3 - ldx [%g1 + 160], %l4 - ldx [%g1 + 168], %l5 - ldx [%g1 + 176], %l6 - ldx [%g1 + 184], %l7 - - ldx [%g1 + 192], %i0 - ldx [%g1 + 200], %i1 - ldx [%g1 + 208], %i2 - ldx [%g1 + 216], %i3 - ldx [%g1 + 224], %i4 - ldx [%g1 + 232], %i5 - ldx [%g1 + 240], %i6 - ldx [%g1 + 248], %i7 - - ldx [%g1 + 256], %g1 - /* Finally, load new %pc */ - jmp %g1 - clr %g1 - -__exit_context: - /* Get back to the original context */ - call __switch_context - nop - - /* We get here if the other context attempt to switch to this - * dead context. This should not happen. */ - -halt: - b halt - nop diff --git a/qemu/roms/openbios/arch/sparc64/sys_info.c b/qemu/roms/openbios/arch/sparc64/sys_info.c deleted file mode 100644 index f70aa0270..000000000 --- a/qemu/roms/openbios/arch/sparc64/sys_info.c +++ /dev/null @@ -1,59 +0,0 @@ -#include "config.h" -#include "kernel/kernel.h" -#include "arch/common/elf_boot.h" -#include "libopenbios/sys_info.h" -#include "context.h" -#include "boot.h" - -#define printf printk -#ifdef CONFIG_DEBUG_BOOT -#define debug printk -#else -#define debug(x...) -#endif - -uint64_t qemu_mem_size; -unsigned long va_shift; - -void collect_multiboot_info(struct sys_info *); - -void collect_sys_info(struct sys_info *info) -{ - int i; - unsigned long long total = 0; - struct memrange *mmap; - - /* Pick up paramters given by bootloader to us */ - //info->boot_type = boot_ctx->eax; - //info->boot_data = boot_ctx->ebx; - info->boot_arg = boot_ctx->param[0]; - //debug("boot eax = %#lx\n", info->boot_type); - //debug("boot ebx = %#lx\n", info->boot_data); - info->boot_type = ELF_BHDR_MAGIC; - info->boot_data = virt_to_phys(&elf_image_notes); - debug("boot arg = %#lx\n", info->boot_arg); - - collect_elfboot_info(info); -#ifdef CONFIG_LINUXBIOS - collect_linuxbios_info(info); -#endif -#ifdef CONFIG_IMAGE_ELF_MULTIBOOT - collect_multiboot_info(info); -#endif - - if (!info->memrange) { - info->n_memranges = 1; - info->memrange = malloc(1 * sizeof(struct memrange)); - info->memrange[0].base = 0; - info->memrange[0].size = qemu_mem_size; - } - - debug("\n"); - mmap=info->memrange; - for (i = 0; i < info->n_memranges; i++) { - debug("%08lx-", (long)mmap[i].base); - debug("%08lx\n", (long)mmap[i].base + (long)mmap[i].size); - total += mmap[i].size; - } - debug("RAM %ld MB\n", (long)total >> 20); -} diff --git a/qemu/roms/openbios/arch/sparc64/tree.fs b/qemu/roms/openbios/arch/sparc64/tree.fs deleted file mode 100644 index e034b5931..000000000 --- a/qemu/roms/openbios/arch/sparc64/tree.fs +++ /dev/null @@ -1,49 +0,0 @@ -include config.fs - -\ ------------------------------------------------------------------------- -\ UPA encode/decode unit -\ ------------------------------------------------------------------------- - -: decode-unit-upa ( str len -- id lun ) - ascii , left-split - ( addr-R len-R addr-L len-L ) - parse-hex - -rot parse-hex - swap -; - -: encode-unit-upa ( id lun -- str len) - swap - pocket tohexstr - " ," pocket tmpstrcat >r - rot pocket tohexstr r> tmpstrcat drop -; - -" /" find-device - 2 encode-int " #address-cells" property - 2 encode-int " #size-cells" property - " sun4u" encode-string " compatible" property - - : encode-unit encode-unit-upa ; - : decode-unit decode-unit-upa ; - -new-device - " memory" device-name - " memory" device-type - external - : open true ; - : close ; - \ see arch/sparc64/lib.c for methods -finish-device - -new-device - " virtual-memory" device-name - external - \ see arch/sparc64/lib.c for methods -finish-device - -" /options" find-device - " disk" encode-string " boot-from" property - -" /openprom" find-device - " OBP 3.10.24 1999/01/01 01:01" encode-string " version" property diff --git a/qemu/roms/openbios/arch/sparc64/vectors.S b/qemu/roms/openbios/arch/sparc64/vectors.S deleted file mode 100644 index 9d86b6bd8..000000000 --- a/qemu/roms/openbios/arch/sparc64/vectors.S +++ /dev/null @@ -1,591 +0,0 @@ -/* - * - * - * Sparc V9 Trap Table(s) with SpitFire/Cheetah extensions. - * - * Copyright (C) 1996, 2001 David S. Miller (davem@caip.rutgers.edu) - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License - * version 2 as published by the Free Software Foundation. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, - * MA 02110-1301, USA. - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License V2 - * as published by the Free Software Foundation - */ - -#define __ASSEMBLY__ -#include "cpustate.h" -#include "pstate.h" -#include -#define ASI_BP ASI_PHYS_BYPASS_EC_E -#define PROM_ADDR 0x1fff0000000 -#define SER_ADDR 0x1fe020003f8 -#define TICK_INT_DIS 0x8000000000000000 -#define TICK_INTERVAL 1*1000*1000 - - .section ".text.vectors", "ax" - .align 16384 -/* Sparc64 trap table */ - .globl trap_table, __divide_error, softint_irq, softint_irq_tl1 - .register %g2, #scratch - .register %g3, #scratch - .register %g6, #scratch - .register %g7, #scratch -trap_table: -#define SPILL_WINDOW \ - btst 1, %sp; \ - be spill_32bit; \ - nop; \ - stx %l0, [%sp + STACK_BIAS + 0x00]; \ - stx %l1, [%sp + STACK_BIAS + 0x08]; \ - stx %l2, [%sp + STACK_BIAS + 0x10]; \ - stx %l3, [%sp + STACK_BIAS + 0x18]; \ - stx %l4, [%sp + STACK_BIAS + 0x20]; \ - stx %l5, [%sp + STACK_BIAS + 0x28]; \ - stx %l6, [%sp + STACK_BIAS + 0x30]; \ - stx %l7, [%sp + STACK_BIAS + 0x38]; \ - stx %i0, [%sp + STACK_BIAS + 0x40]; \ - stx %i1, [%sp + STACK_BIAS + 0x48]; \ - stx %i2, [%sp + STACK_BIAS + 0x50]; \ - stx %i3, [%sp + STACK_BIAS + 0x58]; \ - stx %i4, [%sp + STACK_BIAS + 0x60]; \ - stx %i5, [%sp + STACK_BIAS + 0x68]; \ - stx %i6, [%sp + STACK_BIAS + 0x70]; \ - stx %i7, [%sp + STACK_BIAS + 0x78]; \ - saved; retry; nop; nop; nop; nop; nop; nop; \ - nop; nop; nop; nop; nop; - -#define FILL_WINDOW \ - btst 1, %sp; \ - be fill_32bit; \ - nop; \ - ldx [%sp + STACK_BIAS + 0x00], %l0; \ - ldx [%sp + STACK_BIAS + 0x08], %l1; \ - ldx [%sp + STACK_BIAS + 0x10], %l2; \ - ldx [%sp + STACK_BIAS + 0x18], %l3; \ - ldx [%sp + STACK_BIAS + 0x20], %l4; \ - ldx [%sp + STACK_BIAS + 0x28], %l5; \ - ldx [%sp + STACK_BIAS + 0x30], %l6; \ - ldx [%sp + STACK_BIAS + 0x38], %l7; \ - ldx [%sp + STACK_BIAS + 0x40], %i0; \ - ldx [%sp + STACK_BIAS + 0x48], %i1; \ - ldx [%sp + STACK_BIAS + 0x50], %i2; \ - ldx [%sp + STACK_BIAS + 0x58], %i3; \ - ldx [%sp + STACK_BIAS + 0x60], %i4; \ - ldx [%sp + STACK_BIAS + 0x68], %i5; \ - ldx [%sp + STACK_BIAS + 0x70], %i6; \ - ldx [%sp + STACK_BIAS + 0x78], %i7; \ - restored; retry; nop; nop; nop; nop; nop; nop; \ - nop; nop; nop; nop; nop; - -#define CLEAN_WINDOW \ - rdpr %cleanwin, %l0; add %l0, 1, %l0; \ - wrpr %l0, 0x0, %cleanwin; \ - clr %o0; clr %o1; clr %o2; clr %o3; \ - clr %o4; clr %o5; clr %o6; clr %o7; \ - clr %l0; clr %l1; clr %l2; clr %l3; \ - clr %l4; clr %l5; clr %l6; clr %l7; \ - retry; \ - nop;nop;nop;nop;nop;nop;nop;nop;nop;nop;nop;nop; - -#define TRAP_IRQ(routine, level) \ - ba routine; mov level, %g1; nop; nop; nop; nop; nop; nop; -#define BTRAP(lvl) \ - ba bug; mov lvl, %g1; nop; nop; nop; nop; nop; nop; -#define BTRAPTL1(lvl) BTRAP(lvl) -#define BTRAPS(x) BTRAP(x) BTRAP(x+1) BTRAP(x+2) BTRAP(x+3) BTRAP(x+4) BTRAP(x+5) BTRAP(x+6) BTRAP(x+7) -#define BTRAPS4(x) BTRAP(x) BTRAP(x+1) BTRAP(x+2) BTRAP(x+3) -#define TRAP_HANDLER(routine) ba routine; nop; nop; nop; nop; nop; nop; nop; - -#define STACK_BIAS 2047 - .globl sparc64_ttable_tl0, sparc64_ttable_tl1 -sparc64_ttable_tl0: - ba entry; nop; nop; nop; nop; nop; nop; nop;! XXX remove - ba entry; nop; nop; nop; nop; nop; nop; nop;! Power-on reset - ba entry; nop; nop; nop; nop; nop; nop; nop;! Watchdog reset - ba entry; nop; nop; nop; nop; nop; nop; nop;! External reset - ba entry; nop; nop; nop; nop; nop; nop; nop;! Software reset - ba entry; nop; nop; nop; nop; nop; nop; nop;! RED state - BTRAP(0x06) BTRAP(0x07) BTRAPS(0x08) - BTRAPS(0x10) BTRAPS(0x18) - BTRAP(0x20) BTRAP(0x21) BTRAP(0x22) BTRAP(0x23) - CLEAN_WINDOW ! 24-27 - BTRAPS(0x28) - BTRAPS(0x30) BTRAPS(0x38) - BTRAP(0x40) BTRAP(0x41) BTRAP(0x42) BTRAP(0x43) -tl0_irq4: TRAP_IRQ(handler_irq, 4) -tl0_irq5: TRAP_IRQ(handler_irq, 5) TRAP_IRQ(handler_irq, 6) -tl0_irq7: TRAP_IRQ(handler_irq, 7) TRAP_IRQ(handler_irq, 8) -tl0_irq9: TRAP_IRQ(handler_irq, 9) TRAP_IRQ(handler_irq, 10) -tl0_irq11: TRAP_IRQ(handler_irq, 11) TRAP_IRQ(handler_irq, 12) -tl0_irq13: TRAP_IRQ(handler_irq, 13) -tl0_irq14: TRAP_IRQ(softint_irq, 14) -tl0_irq15: TRAP_IRQ(handler_irq, 15) - BTRAPS(0x50) BTRAPS(0x58) - BTRAPS4(0x60) - TRAP_HANDLER(reload_IMMU_tlb) ! 0x64 : instruction_access_MMU_miss - TRAP_HANDLER(reload_IMMU_tlb) ! 0x65 : instruction_access_MMU_miss - TRAP_HANDLER(reload_IMMU_tlb) ! 0x66 : instruction_access_MMU_miss - TRAP_HANDLER(reload_IMMU_tlb) ! 0x67 : instruction_access_MMU_miss - TRAP_HANDLER(reload_DMMU_tlb) ! 0x68 : data_access_MMU_miss - TRAP_HANDLER(reload_DMMU_tlb) ! 0x69 : data_access_MMU_miss - TRAP_HANDLER(reload_DMMU_tlb) ! 0x6A : data_access_MMU_miss - TRAP_HANDLER(reload_DMMU_tlb) ! 0x6B : data_access_MMU_miss - BTRAPS4(0x6C) ! data_access_protection - BTRAPS(0x70) BTRAPS(0x78) -tl0_s0n: SPILL_WINDOW -tl0_s1n: SPILL_WINDOW -tl0_s2n: SPILL_WINDOW -tl0_s3n: SPILL_WINDOW -tl0_s4n: SPILL_WINDOW -tl0_s5n: SPILL_WINDOW -tl0_s6n: SPILL_WINDOW -tl0_s7n: SPILL_WINDOW -tl0_s0o: SPILL_WINDOW -tl0_s1o: SPILL_WINDOW -tl0_s2o: SPILL_WINDOW -tl0_s3o: SPILL_WINDOW -tl0_s4o: SPILL_WINDOW -tl0_s5o: SPILL_WINDOW -tl0_s6o: SPILL_WINDOW -tl0_s7o: SPILL_WINDOW -tl0_f0n: FILL_WINDOW -tl0_f1n: FILL_WINDOW -tl0_f2n: FILL_WINDOW -tl0_f3n: FILL_WINDOW -tl0_f4n: FILL_WINDOW -tl0_f5n: FILL_WINDOW -tl0_f6n: FILL_WINDOW -tl0_f7n: FILL_WINDOW -tl0_f0o: FILL_WINDOW -tl0_f1o: FILL_WINDOW -tl0_f2o: FILL_WINDOW -tl0_f3o: FILL_WINDOW -tl0_f4o: FILL_WINDOW -tl0_f5o: FILL_WINDOW -tl0_f6o: FILL_WINDOW -tl0_f7o: FILL_WINDOW -tl0_resv100: BTRAPS(0x100) BTRAPS(0x108) -tl0_resv110: BTRAPS(0x110) BTRAPS(0x118) -tl0_resv120: BTRAPS(0x120) BTRAPS(0x128) -tl0_resv130: BTRAPS(0x130) BTRAPS(0x138) -tl0_resv140: BTRAPS(0x140) BTRAPS(0x148) -tl0_resv150: BTRAPS(0x150) BTRAPS(0x158) -tl0_resv160: BTRAPS(0x160) BTRAPS(0x168) -tl0_resv170: BTRAPS(0x170) BTRAPS(0x178) -tl0_resv180: BTRAPS(0x180) BTRAPS(0x188) -tl0_resv190: BTRAPS(0x190) BTRAPS(0x198) -tl0_resv1a0: BTRAPS(0x1a0) BTRAPS(0x1a8) -tl0_resv1b0: BTRAPS(0x1b0) BTRAPS(0x1b8) -tl0_resv1c0: BTRAPS(0x1c0) BTRAPS(0x1c8) -tl0_resv1d0: BTRAPS(0x1d0) BTRAPS(0x1d8) -tl0_resv1e0: BTRAPS(0x1e0) BTRAPS(0x1e8) -tl0_resv1f0: BTRAPS(0x1f0) BTRAPS(0x1f8) - -#undef BTRAPS -#define BTRAPS(x) BTRAPTL1(x) BTRAPTL1(x+1) BTRAPTL1(x+2) BTRAPTL1(x+3) BTRAPTL1(x+4) BTRAPTL1(x+5) BTRAPTL1(x+6) BTRAPTL1(x+7) - -#define SKIP_IRQ(routine, level) \ - retry; nop; nop; nop; nop; nop; nop; nop; - -sparc64_ttable_tl1: - BTRAPS(0x00) BTRAPS(0x08) - BTRAPS(0x10) BTRAPS(0x18) - BTRAPTL1(0x20) BTRAPTL1(0x21) BTRAPTL1(0x22) BTRAPTL1(0x23) - CLEAN_WINDOW ! 24-27 - BTRAPS(0x28) - BTRAPS(0x30) BTRAPS(0x38) - BTRAPTL1(0x40) BTRAPTL1(0x41) BTRAPTL1(0x42) BTRAPTL1(0x43) -tl1_irq4: TRAP_IRQ(handler_irq, 4) -tl1_irq5: TRAP_IRQ(handler_irq, 5) TRAP_IRQ(handler_irq, 6) -tl1_irq7: TRAP_IRQ(handler_irq, 7) TRAP_IRQ(handler_irq, 8) -tl1_irq9: TRAP_IRQ(handler_irq, 9) TRAP_IRQ(handler_irq, 10) -tl1_irq11: TRAP_IRQ(handler_irq, 11) TRAP_IRQ(handler_irq, 12) -tl1_irq13: TRAP_IRQ(handler_irq, 13) -tl1_irq14: SKIP_IRQ(softint_irq, 14) -tl1_irq15: TRAP_IRQ(handler_irq, 15) - BTRAPS(0x50) BTRAPS(0x58) - BTRAPS4(0x60) - TRAP_HANDLER(reload_IMMU_tlb) ! 0x64 : instruction_access_MMU_miss - TRAP_HANDLER(reload_IMMU_tlb) ! 0x65 : instruction_access_MMU_miss - TRAP_HANDLER(reload_IMMU_tlb) ! 0x66 : instruction_access_MMU_miss - TRAP_HANDLER(reload_IMMU_tlb) ! 0x67 : instruction_access_MMU_miss - TRAP_HANDLER(reload_DMMU_tlb) ! 0x68 : data_access_MMU_miss - TRAP_HANDLER(reload_DMMU_tlb) ! 0x69 : data_access_MMU_miss - TRAP_HANDLER(reload_DMMU_tlb) ! 0x6A : data_access_MMU_miss - TRAP_HANDLER(reload_DMMU_tlb) ! 0x6B : data_access_MMU_miss - BTRAPS4(0x6C) ! data_access_protection - BTRAPS(0x70) BTRAPS(0x78) -tl1_s0n: SPILL_WINDOW -tl1_s1n: SPILL_WINDOW -tl1_s2n: SPILL_WINDOW -tl1_s3n: SPILL_WINDOW -tl1_s4n: SPILL_WINDOW -tl1_s5n: SPILL_WINDOW -tl1_s6n: SPILL_WINDOW -tl1_s7n: SPILL_WINDOW -tl1_s0o: SPILL_WINDOW -tl1_s1o: SPILL_WINDOW -tl1_s2o: SPILL_WINDOW -tl1_s3o: SPILL_WINDOW -tl1_s4o: SPILL_WINDOW -tl1_s5o: SPILL_WINDOW -tl1_s6o: SPILL_WINDOW -tl1_s7o: SPILL_WINDOW -tl1_f0n: FILL_WINDOW -tl1_f1n: FILL_WINDOW -tl1_f2n: FILL_WINDOW -tl1_f3n: FILL_WINDOW -tl1_f4n: FILL_WINDOW -tl1_f5n: FILL_WINDOW -tl1_f6n: FILL_WINDOW -tl1_f7n: FILL_WINDOW -tl1_f0o: FILL_WINDOW -tl1_f1o: FILL_WINDOW -tl1_f2o: FILL_WINDOW -tl1_f3o: FILL_WINDOW -tl1_f4o: FILL_WINDOW -tl1_f5o: FILL_WINDOW -tl1_f6o: FILL_WINDOW -tl1_f7o: FILL_WINDOW -tl1_resv100: BTRAPS(0x100) BTRAPS(0x108) -tl1_resv110: BTRAPS(0x110) BTRAPS(0x118) -tl1_resv120: BTRAPS(0x120) BTRAPS(0x128) -tl1_resv130: BTRAPS(0x130) BTRAPS(0x138) -tl1_resv140: BTRAPS(0x140) BTRAPS(0x148) -tl1_resv150: BTRAPS(0x150) BTRAPS(0x158) -tl1_resv160: BTRAPS(0x160) BTRAPS(0x168) -tl1_resv170: BTRAPS(0x170) BTRAPS(0x178) -tl1_resv180: BTRAPS(0x180) BTRAPS(0x188) -tl1_resv190: BTRAPS(0x190) BTRAPS(0x198) -tl1_resv1a0: BTRAPS(0x1a0) BTRAPS(0x1a8) -tl1_resv1b0: BTRAPS(0x1b0) BTRAPS(0x1b8) -tl1_resv1c0: BTRAPS(0x1c0) BTRAPS(0x1c8) -tl1_resv1d0: BTRAPS(0x1d0) BTRAPS(0x1d8) -tl1_resv1e0: BTRAPS(0x1e0) BTRAPS(0x1e8) -tl1_resv1f0: BTRAPS(0x1f0) BTRAPS(0x1f8) - - .section ".data" - .align 8 - .globl obp_ticks_pointer - - - ! Pointer to current tick value -obp_ticks_pointer: - .xword 0 - - .section ".text", "ax" - -spill_32bit: - srl %sp, 0, %sp - stw %l0, [%sp + 0x00] - stw %l1, [%sp + 0x04] - stw %l2, [%sp + 0x08] - stw %l3, [%sp + 0x0c] - stw %l4, [%sp + 0x10] - stw %l5, [%sp + 0x14] - stw %l6, [%sp + 0x18] - stw %l7, [%sp + 0x1c] - stw %i0, [%sp + 0x20] - stw %i1, [%sp + 0x24] - stw %i2, [%sp + 0x28] - stw %i3, [%sp + 0x2c] - stw %i4, [%sp + 0x30] - stw %i5, [%sp + 0x34] - stw %i6, [%sp + 0x38] - stw %i7, [%sp + 0x3c] - saved - retry - -fill_32bit: - srl %sp, 0, %sp - lduw [%sp + 0x00], %l0 - lduw [%sp + 0x04], %l1 - lduw [%sp + 0x08], %l2 - lduw [%sp + 0x0c], %l3 - lduw [%sp + 0x10], %l4 - lduw [%sp + 0x14], %l5 - lduw [%sp + 0x18], %l6 - lduw [%sp + 0x1c], %l7 - lduw [%sp + 0x20], %i0 - lduw [%sp + 0x24], %i1 - lduw [%sp + 0x28], %i2 - lduw [%sp + 0x2c], %i3 - lduw [%sp + 0x30], %i4 - lduw [%sp + 0x34], %i5 - lduw [%sp + 0x38], %i6 - lduw [%sp + 0x3c], %i7 - restored - retry - - - .globl reload_DMMU_tlb, reload_IMMU_tlb, bug - -reload_DMMU_tlb: - - /* Save CPU state to stack */ - setx _fcstack_ptr, %g6, %g7 - ldx [%g7], %g1 - add %g1, -CONTEXT_STATE_SIZE, %g1 - stx %g1, [%g7] - - SAVE_CPU_STATE(dtlb) - - /* Switch to 8K TLB locked OpenBIOS stack (note we add an additional 192 bytes required for - gcc to save its arguments when building with -O0) */ - setx _fcstack_ptr, %g6, %g7 - ldx [%g7], %g6 - setx CONTEXT_STACK_SIZE, %g4, %g5 - sub %g6, %g5, %g6 - stx %g6, [%g7] - - setx - 2047 - 192, %g6, %g7 - add %g1, %g7, %g7 - mov %g7, %sp - - /* Enable interrupts for window spill/fill traps */ - rdpr %pstate, %g7 - or %g7, PSTATE_IE, %g7 - wrpr %g7, %pstate - - call dtlb_miss_handler - nop - - /* Disable interrupts */ - rdpr %pstate, %g7 - andn %g7, PSTATE_IE, %g7 - wrpr %g7, %pstate - - /* Restore CPU state from stack */ - setx _fcstack_ptr, %g6, %g7 - ldx [%g7], %g1 - setx CONTEXT_STACK_SIZE, %g4, %g5 - add %g1, %g5, %g1 - stx %g1, [%g7] - - RESTORE_CPU_STATE(dtlb) - - setx _fcstack_ptr, %g6, %g7 - ldx [%g7], %g1 - add %g1, CONTEXT_STATE_SIZE, %g1 - stx %g1, [%g7] - - retry - -reload_IMMU_tlb: - - /* Save CPU state to stack */ - setx _fcstack_ptr, %g6, %g7 - ldx [%g7], %g1 - add %g1, -CONTEXT_STATE_SIZE, %g1 - stx %g1, [%g7] - - SAVE_CPU_STATE(itlb) - - /* Switch to 8K TLB locked OpenBIOS stack (note we add an additional 192 bytes required for - gcc to save its arguments when building with -O0) */ - setx _fcstack_ptr, %g6, %g7 - ldx [%g7], %g6 - setx CONTEXT_STACK_SIZE, %g4, %g5 - sub %g6, %g5, %g6 - stx %g6, [%g7] - - setx - 2047 - 192, %g6, %g7 - add %g1, %g7, %g7 - mov %g7, %sp - - /* Enable interrupts for window spill/fill traps */ - rdpr %pstate, %g7 - or %g7, PSTATE_IE, %g7 - wrpr %g7, %pstate - - call itlb_miss_handler - nop - - /* Disable interrupts */ - rdpr %pstate, %g7 - andn %g7, PSTATE_IE, %g7 - wrpr %g7, %pstate - - /* Restore CPU state from stack */ - setx _fcstack_ptr, %g6, %g7 - ldx [%g7], %g1 - setx CONTEXT_STACK_SIZE, %g4, %g5 - add %g1, %g5, %g1 - stx %g1, [%g7] - - RESTORE_CPU_STATE(itlb) - - setx _fcstack_ptr, %g6, %g7 - ldx [%g7], %g1 - add %g1, CONTEXT_STATE_SIZE, %g1 - stx %g1, [%g7] - - retry - -softint_irq_tl1: -softint_irq: - mov 1, %g2 - /* clear tick interrupt */ - wr %g2, 0x0, %clear_softint - sll %g2, %g1, %g2 - sra %g2, 0, %g2 - /* clear softint interrupt */ - wr %g2, 0x0, %clear_softint - - setx TICK_INT_DIS, %g2, %g1 - rd %tick, %g2 - and %g1, %g2, %g1 - brnz,pn %g1, tick_compare_disabled - nop - - /* update tick value if pointer set */ - setx obp_ticks_pointer, %g3, %g1 - ldx [%g1], %g3 - brz %g3, tick_rearm - nop - - ldx [%g3], %g1 - add %g1, 10, %g1 ! 100Hz = 10ms - stx %g1, [%g3] - -tick_rearm: - set TICK_INTERVAL, %g1 - add %g1, %g2, %g1 - wr %g1, 0, %tick_cmpr -tick_compare_disabled: - retry - -handler_irq: -__divide_error: -bug: - /* Dump the exception and its context */ - ! Set up CPU state - ! Don't change the global register set or we lose %g1 (exception level) - rdpr %pstate, %g2 - or %g2, PSTATE_PRIV, %g2 - wrpr %g2, %pstate - wr %g0, 0, %fprs - - ! Jump to ROM ... - setx _start, %g2, %g3 - setx highmem, %g2, %g4 - sub %g4, %g3, %g4 - setx PROM_ADDR, %g2, %g3 - add %g4, %g3, %g3 - jmp %g3 - ! ... while disabling I/D MMUs and caches - stxa %g0, [%g0] ASI_LSU_CONTROL - -highmem: - ! Extract NWINDOWS from %ver - rdpr %ver, %g2 - and %g2, 0xf, %g2 - wrpr %g2, 0, %cleanwin - wrpr %g2, 0, %cansave - wrpr %g0, 0, %canrestore - wrpr %g0, 0, %otherwin - wrpr %g0, 0, %wstate - - b dump_exception - nop - -outstr: - /* void outstr (unsigned long port, const unsigned char *str); - * Writes a string on an IO port. - */ -1: ldub [%o1], %o3 - cmp %o3, 0 - be 2f - nop - stba %o3, [%o0] ASI_BP - b 1b - inc %o1 -2: retl - nop - -outdigit: - /* void outdigit (unsigned long port, uint8_t digit); - * Dumps a single digit on serial port. - */ - add %o1, '0', %o1 - retl - stba %o1, [%o0] ASI_BP - -outhex: - /* void outhex (unsigned long port, uint64_t value); - * Dumps a 64 bits hex number on serial port - */ - mov %o1, %o2 - set 60, %o3 - srlx %o2, %o3, %o1 -1: and %o1, 0xf, %o1 - cmp %o1, 9 - bgt 2f - nop - b 3f - add %o1, '0', %o1 -2: add %o1, 'a' - 10, %o1 -3: stba %o1, [%o0] ASI_BP - subcc %o3, 4, %o3 - bge 1b - srlx %o2, %o3, %o1 - retl - nop - - /* void dump_exception (); - * - * Dump a message when catching an exception - */ -dump_exception: - setx SER_ADDR, %o3, %o0 - set _start, %g3 - set (_BUG_message_0), %o1 - sub %o1, %g3, %g4 - setx PROM_ADDR, %g2, %g3 - add %g4, %g3, %g3 - call outstr - mov %g3, %o1 - - call outhex - mov %g1, %o1 - - call outstr - add %g3, (_BUG_message_1 - _BUG_message_0), %o1 - - call outhex - rdpr %tpc, %o1 - - call outstr - add %g3, (_BUG_message_2 - _BUG_message_0), %o1 - - call outhex - rdpr %tnpc, %o1 - - call outstr - add %g3, (_BUG_message_3 - _BUG_message_0), %o1 - -_forever: - /* Loop forever */ - b _forever ; - nop - - .section .rodata -_BUG_message_0: - .string "Unhandled Exception 0x" -_BUG_message_1: - .string "\nPC = 0x" -_BUG_message_2: - .string " NPC = 0x" -_BUG_message_3: - .string "\nStopping execution\n" -- cgit 1.2.3-korg