diff options
Diffstat (limited to 'qemu/roms/u-boot/arch/x86/cpu')
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/Makefile | 13 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/config.mk | 16 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/coreboot/Makefile | 22 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/coreboot/car.S | 13 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/coreboot/coreboot.c | 134 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/coreboot/ipchecksum.c | 54 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/coreboot/pci.c | 49 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/coreboot/sdram.c | 123 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/coreboot/tables.c | 235 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/coreboot/timestamp.c | 101 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/cpu.c | 242 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/interrupts.c | 633 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/resetvec.S | 22 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/start.S | 188 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/start16.S | 130 | ||||
-rw-r--r-- | qemu/roms/u-boot/arch/x86/cpu/u-boot.lds | 78 |
16 files changed, 0 insertions, 2053 deletions
diff --git a/qemu/roms/u-boot/arch/x86/cpu/Makefile b/qemu/roms/u-boot/arch/x86/cpu/Makefile deleted file mode 100644 index 415bc2498..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/Makefile +++ /dev/null @@ -1,13 +0,0 @@ -# -# (C) Copyright 2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# (C) Copyright 2002 -# Daniel Engström, Omicron Ceti AB, daniel@omicron.se. -# -# SPDX-License-Identifier: GPL-2.0+ -# - -extra-y = start.o -extra-$(CONFIG_X86_RESET_VECTOR) += resetvec.o start16.o -obj-y = interrupts.o cpu.o diff --git a/qemu/roms/u-boot/arch/x86/cpu/config.mk b/qemu/roms/u-boot/arch/x86/cpu/config.mk deleted file mode 100644 index c1568cacd..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/config.mk +++ /dev/null @@ -1,16 +0,0 @@ -# -# (C) Copyright 2002 -# Daniel Engström, Omicron Ceti AB, daniel@omicron.se. -# -# SPDX-License-Identifier: GPL-2.0+ -# - -CROSS_COMPILE ?= i386-linux- - -PLATFORM_CPPFLAGS += -DCONFIG_X86 -D__I386__ -march=i386 -Werror - -# DO NOT MODIFY THE FOLLOWING UNLESS YOU REALLY KNOW WHAT YOU ARE DOING! -LDPPFLAGS += -DRESET_SEG_START=0xffff0000 -LDPPFLAGS += -DRESET_SEG_SIZE=0x10000 -LDPPFLAGS += -DRESET_VEC_LOC=0xfff0 -LDPPFLAGS += -DSTART_16=0xf800 diff --git a/qemu/roms/u-boot/arch/x86/cpu/coreboot/Makefile b/qemu/roms/u-boot/arch/x86/cpu/coreboot/Makefile deleted file mode 100644 index cd0bf4ed3..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/coreboot/Makefile +++ /dev/null @@ -1,22 +0,0 @@ -# -# Copyright (c) 2011 The Chromium OS Authors. -# -# (C) Copyright 2008 -# Graeme Russ, graeme.russ@gmail.com. -# -# (C) Copyright 2006 -# Wolfgang Denk, DENX Software Engineering, wd@denx.de. -# -# (C) Copyright 2002 -# Daniel Engström, Omicron Ceti AB, daniel@omicron.se. -# -# SPDX-License-Identifier: GPL-2.0+ -# - -obj-$(CONFIG_SYS_COREBOOT) += car.o -obj-$(CONFIG_SYS_COREBOOT) += coreboot.o -obj-$(CONFIG_SYS_COREBOOT) += tables.o -obj-$(CONFIG_SYS_COREBOOT) += ipchecksum.o -obj-$(CONFIG_SYS_COREBOOT) += sdram.o -obj-$(CONFIG_SYS_COREBOOT) += timestamp.o -obj-$(CONFIG_PCI) += pci.o diff --git a/qemu/roms/u-boot/arch/x86/cpu/coreboot/car.S b/qemu/roms/u-boot/arch/x86/cpu/coreboot/car.S deleted file mode 100644 index 6982106c1..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/coreboot/car.S +++ /dev/null @@ -1,13 +0,0 @@ -/* - * Copyright (c) 2011 The Chromium OS Authors. - * (C) Copyright 2010-2011 - * Graeme Russ, <graeme.russ@gmail.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -.section .text - -.globl car_init -car_init: - jmp car_init_ret diff --git a/qemu/roms/u-boot/arch/x86/cpu/coreboot/coreboot.c b/qemu/roms/u-boot/arch/x86/cpu/coreboot/coreboot.c deleted file mode 100644 index e24f13afa..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/coreboot/coreboot.c +++ /dev/null @@ -1,134 +0,0 @@ -/* - * Copyright (c) 2011 The Chromium OS Authors. - * (C) Copyright 2008 - * Graeme Russ, graeme.russ@gmail.com. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/u-boot-x86.h> -#include <flash.h> -#include <netdev.h> -#include <ns16550.h> -#include <asm/msr.h> -#include <asm/cache.h> -#include <asm/io.h> -#include <asm/arch-coreboot/tables.h> -#include <asm/arch-coreboot/sysinfo.h> -#include <asm/arch/timestamp.h> - -DECLARE_GLOBAL_DATA_PTR; - -/* - * Miscellaneous platform dependent initializations - */ -int cpu_init_f(void) -{ - int ret = get_coreboot_info(&lib_sysinfo); - if (ret != 0) - printf("Failed to parse coreboot tables.\n"); - - timestamp_init(); - - return ret; -} - -int board_early_init_f(void) -{ - return 0; -} - -int board_early_init_r(void) -{ - /* CPU Speed to 100MHz */ - gd->cpu_clk = 100000000; - - /* Crystal is 33.000MHz */ - gd->bus_clk = 33000000; - - return 0; -} - -void show_boot_progress(int val) -{ -#if MIN_PORT80_KCLOCKS_DELAY - /* - * Scale the time counter reading to avoid using 64 bit arithmetics. - * Can't use get_timer() here becuase it could be not yet - * initialized or even implemented. - */ - if (!gd->arch.tsc_prev) { - gd->arch.tsc_base_kclocks = rdtsc() / 1000; - gd->arch.tsc_prev = 0; - } else { - uint32_t now; - - do { - now = rdtsc() / 1000 - gd->arch.tsc_base_kclocks; - } while (now < (gd->arch.tsc_prev + MIN_PORT80_KCLOCKS_DELAY)); - gd->arch.tsc_prev = now; - } -#endif - outb(val, 0x80); -} - -int last_stage_init(void) -{ - if (gd->flags & GD_FLG_COLD_BOOT) - timestamp_add_to_bootstage(); - - return 0; -} - -#ifndef CONFIG_SYS_NO_FLASH -ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info) -{ - return 0; -} -#endif - -int board_eth_init(bd_t *bis) -{ - return pci_eth_init(bis); -} - -#define MTRR_TYPE_WP 5 -#define MTRRcap_MSR 0xfe -#define MTRRphysBase_MSR(reg) (0x200 + 2 * (reg)) -#define MTRRphysMask_MSR(reg) (0x200 + 2 * (reg) + 1) - -int board_final_cleanup(void) -{ - /* Un-cache the ROM so the kernel has one - * more MTRR available. - * - * Coreboot should have assigned this to the - * top available variable MTRR. - */ - u8 top_mtrr = (native_read_msr(MTRRcap_MSR) & 0xff) - 1; - u8 top_type = native_read_msr(MTRRphysBase_MSR(top_mtrr)) & 0xff; - - /* Make sure this MTRR is the correct Write-Protected type */ - if (top_type == MTRR_TYPE_WP) { - disable_caches(); - wrmsrl(MTRRphysBase_MSR(top_mtrr), 0); - wrmsrl(MTRRphysMask_MSR(top_mtrr), 0); - enable_caches(); - } - - /* Issue SMI to Coreboot to lock down ME and registers */ - printf("Finalizing Coreboot\n"); - outb(0xcb, 0xb2); - - return 0; -} - -void panic_puts(const char *str) -{ - NS16550_t port = (NS16550_t)0x3f8; - - NS16550_init(port, 1); - while (*str) - NS16550_putc(port, *str++); -} diff --git a/qemu/roms/u-boot/arch/x86/cpu/coreboot/ipchecksum.c b/qemu/roms/u-boot/arch/x86/cpu/coreboot/ipchecksum.c deleted file mode 100644 index 57733d8f0..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/coreboot/ipchecksum.c +++ /dev/null @@ -1,54 +0,0 @@ -/* - * This file is part of the libpayload project. - * - * It has originally been taken from the FreeBSD project. - * - * Copyright (c) 2001 Charles Mott <cm@linktel.net> - * Copyright (c) 2008 coresystems GmbH - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <compiler.h> -#include <asm/arch-coreboot/ipchecksum.h> - -unsigned short ipchksum(const void *vptr, unsigned long nbytes) -{ - int sum, oddbyte; - const unsigned short *ptr = vptr; - - sum = 0; - while (nbytes > 1) { - sum += *ptr++; - nbytes -= 2; - } - if (nbytes == 1) { - oddbyte = 0; - ((u8 *)&oddbyte)[0] = *(u8 *) ptr; - ((u8 *)&oddbyte)[1] = 0; - sum += oddbyte; - } - sum = (sum >> 16) + (sum & 0xffff); - sum += (sum >> 16); - return ~sum; -} diff --git a/qemu/roms/u-boot/arch/x86/cpu/coreboot/pci.c b/qemu/roms/u-boot/arch/x86/cpu/coreboot/pci.c deleted file mode 100644 index 33f16a307..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/coreboot/pci.c +++ /dev/null @@ -1,49 +0,0 @@ -/* - * Copyright (c) 2011 The Chromium OS Authors. - * (C) Copyright 2008,2009 - * Graeme Russ, <graeme.russ@gmail.com> - * - * (C) Copyright 2002 - * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <pci.h> -#include <asm/pci.h> - -static struct pci_controller coreboot_hose; - -static void config_pci_bridge(struct pci_controller *hose, pci_dev_t dev, - struct pci_config_table *table) -{ - u8 secondary; - hose->read_byte(hose, dev, PCI_SECONDARY_BUS, &secondary); - hose->last_busno = max(hose->last_busno, secondary); - pci_hose_scan_bus(hose, secondary); -} - -static struct pci_config_table pci_coreboot_config_table[] = { - /* vendor, device, class, bus, dev, func */ - { PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_BRIDGE_PCI, - PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID, &config_pci_bridge }, - {} -}; - -void pci_init_board(void) -{ - coreboot_hose.config_table = pci_coreboot_config_table; - coreboot_hose.first_busno = 0; - coreboot_hose.last_busno = 0; - - pci_set_region(coreboot_hose.regions + 0, 0x0, 0x0, 0xffffffff, - PCI_REGION_MEM); - coreboot_hose.region_count = 1; - - pci_setup_type1(&coreboot_hose); - - pci_register_hose(&coreboot_hose); - - pci_hose_scan(&coreboot_hose); -} diff --git a/qemu/roms/u-boot/arch/x86/cpu/coreboot/sdram.c b/qemu/roms/u-boot/arch/x86/cpu/coreboot/sdram.c deleted file mode 100644 index 959feaaea..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/coreboot/sdram.c +++ /dev/null @@ -1,123 +0,0 @@ -/* - * Copyright (c) 2011 The Chromium OS Authors. - * (C) Copyright 2010,2011 - * Graeme Russ, <graeme.russ@gmail.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <malloc.h> -#include <asm/e820.h> -#include <asm/u-boot-x86.h> -#include <asm/global_data.h> -#include <asm/processor.h> -#include <asm/sections.h> -#include <asm/arch/sysinfo.h> -#include <asm/arch/tables.h> - -DECLARE_GLOBAL_DATA_PTR; - -unsigned install_e820_map(unsigned max_entries, struct e820entry *entries) -{ - int i; - - unsigned num_entries = min(lib_sysinfo.n_memranges, max_entries); - if (num_entries < lib_sysinfo.n_memranges) { - printf("Warning: Limiting e820 map to %d entries.\n", - num_entries); - } - for (i = 0; i < num_entries; i++) { - struct memrange *memrange = &lib_sysinfo.memrange[i]; - - entries[i].addr = memrange->base; - entries[i].size = memrange->size; - entries[i].type = memrange->type; - } - return num_entries; -} - -/* - * This function looks for the highest region of memory lower than 4GB which - * has enough space for U-Boot where U-Boot is aligned on a page boundary. It - * overrides the default implementation found elsewhere which simply picks the - * end of ram, wherever that may be. The location of the stack, the relocation - * address, and how far U-Boot is moved by relocation are set in the global - * data structure. - */ -ulong board_get_usable_ram_top(ulong total_size) -{ - uintptr_t dest_addr = 0; - int i; - - for (i = 0; i < lib_sysinfo.n_memranges; i++) { - struct memrange *memrange = &lib_sysinfo.memrange[i]; - /* Force U-Boot to relocate to a page aligned address. */ - uint64_t start = roundup(memrange->base, 1 << 12); - uint64_t end = memrange->base + memrange->size; - - /* Ignore non-memory regions. */ - if (memrange->type != CB_MEM_RAM) - continue; - - /* Filter memory over 4GB. */ - if (end > 0xffffffffULL) - end = 0x100000000ULL; - /* Skip this region if it's too small. */ - if (end - start < total_size) - continue; - - /* Use this address if it's the largest so far. */ - if (end > dest_addr) - dest_addr = end; - } - - /* If no suitable area was found, return an error. */ - if (!dest_addr) - panic("No available memory found for relocation"); - - return (ulong)dest_addr; -} - -int dram_init_f(void) -{ - int i; - phys_size_t ram_size = 0; - - for (i = 0; i < lib_sysinfo.n_memranges; i++) { - struct memrange *memrange = &lib_sysinfo.memrange[i]; - unsigned long long end = memrange->base + memrange->size; - - if (memrange->type == CB_MEM_RAM && end > ram_size) - ram_size = end; - } - gd->ram_size = ram_size; - if (ram_size == 0) - return -1; - return 0; -} - -int dram_init_banksize(void) -{ - int i, j; - - if (CONFIG_NR_DRAM_BANKS) { - for (i = 0, j = 0; i < lib_sysinfo.n_memranges; i++) { - struct memrange *memrange = &lib_sysinfo.memrange[i]; - - if (memrange->type == CB_MEM_RAM) { - gd->bd->bi_dram[j].start = memrange->base; - gd->bd->bi_dram[j].size = memrange->size; - j++; - if (j >= CONFIG_NR_DRAM_BANKS) - break; - } - } - } - return 0; -} - -int dram_init(void) -{ - return dram_init_banksize(); -} diff --git a/qemu/roms/u-boot/arch/x86/cpu/coreboot/tables.c b/qemu/roms/u-boot/arch/x86/cpu/coreboot/tables.c deleted file mode 100644 index 0d91adc5e..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/coreboot/tables.c +++ /dev/null @@ -1,235 +0,0 @@ -/* - * This file is part of the libpayload project. - * - * Copyright (C) 2008 Advanced Micro Devices, Inc. - * Copyright (C) 2009 coresystems GmbH - * - * SPDX-License-Identifier: BSD-3-Clause - */ - -#include <common.h> -#include <asm/arch-coreboot/ipchecksum.h> -#include <asm/arch-coreboot/sysinfo.h> -#include <asm/arch-coreboot/tables.h> - -/* - * This needs to be in the .data section so that it's copied over during - * relocation. By default it's put in the .bss section which is simply filled - * with zeroes when transitioning from "ROM", which is really RAM, to other - * RAM. - */ -struct sysinfo_t lib_sysinfo __attribute__((section(".data"))); - -/* - * Some of this is x86 specific, and the rest of it is generic. Right now, - * since we only support x86, we'll avoid trying to make lots of infrastructure - * we don't need. If in the future, we want to use coreboot on some other - * architecture, then take out the generic parsing code and move it elsewhere. - */ - -/* === Parsing code === */ -/* This is the generic parsing code. */ - -static void cb_parse_memory(unsigned char *ptr, struct sysinfo_t *info) -{ - struct cb_memory *mem = (struct cb_memory *)ptr; - int count = MEM_RANGE_COUNT(mem); - int i; - - if (count > SYSINFO_MAX_MEM_RANGES) - count = SYSINFO_MAX_MEM_RANGES; - - info->n_memranges = 0; - - for (i = 0; i < count; i++) { - struct cb_memory_range *range = - (struct cb_memory_range *)MEM_RANGE_PTR(mem, i); - - info->memrange[info->n_memranges].base = - UNPACK_CB64(range->start); - - info->memrange[info->n_memranges].size = - UNPACK_CB64(range->size); - - info->memrange[info->n_memranges].type = range->type; - - info->n_memranges++; - } -} - -static void cb_parse_serial(unsigned char *ptr, struct sysinfo_t *info) -{ - struct cb_serial *ser = (struct cb_serial *)ptr; - info->serial = ser; -} - -static void cb_parse_vbnv(unsigned char *ptr, struct sysinfo_t *info) -{ - struct cb_vbnv *vbnv = (struct cb_vbnv *)ptr; - - info->vbnv_start = vbnv->vbnv_start; - info->vbnv_size = vbnv->vbnv_size; -} - -static void cb_parse_gpios(unsigned char *ptr, struct sysinfo_t *info) -{ - int i; - struct cb_gpios *gpios = (struct cb_gpios *)ptr; - - info->num_gpios = (gpios->count < SYSINFO_MAX_GPIOS) ? - (gpios->count) : SYSINFO_MAX_GPIOS; - - for (i = 0; i < info->num_gpios; i++) - info->gpios[i] = gpios->gpios[i]; -} - -static void cb_parse_vdat(unsigned char *ptr, struct sysinfo_t *info) -{ - struct cb_vdat *vdat = (struct cb_vdat *) ptr; - - info->vdat_addr = vdat->vdat_addr; - info->vdat_size = vdat->vdat_size; -} - -static void cb_parse_tstamp(unsigned char *ptr, struct sysinfo_t *info) -{ - info->tstamp_table = ((struct cb_cbmem_tab *)ptr)->cbmem_tab; -} - -static void cb_parse_cbmem_cons(unsigned char *ptr, struct sysinfo_t *info) -{ - info->cbmem_cons = ((struct cb_cbmem_tab *)ptr)->cbmem_tab; -} - -static void cb_parse_framebuffer(unsigned char *ptr, struct sysinfo_t *info) -{ - info->framebuffer = (struct cb_framebuffer *)ptr; -} - -static void cb_parse_string(unsigned char *ptr, char **info) -{ - *info = (char *)((struct cb_string *)ptr)->string; -} - -static int cb_parse_header(void *addr, int len, struct sysinfo_t *info) -{ - struct cb_header *header; - unsigned char *ptr = (unsigned char *)addr; - int i; - - for (i = 0; i < len; i += 16, ptr += 16) { - header = (struct cb_header *)ptr; - if (!strncmp((const char *)header->signature, "LBIO", 4)) - break; - } - - /* We walked the entire space and didn't find anything. */ - if (i >= len) - return -1; - - if (!header->table_bytes) - return 0; - - /* Make sure the checksums match. */ - if (ipchksum((u16 *) header, sizeof(*header)) != 0) - return -1; - - if (ipchksum((u16 *) (ptr + sizeof(*header)), - header->table_bytes) != header->table_checksum) - return -1; - - /* Now, walk the tables. */ - ptr += header->header_bytes; - - /* Inintialize some fields to sentinel values. */ - info->vbnv_start = info->vbnv_size = (uint32_t)(-1); - - for (i = 0; i < header->table_entries; i++) { - struct cb_record *rec = (struct cb_record *)ptr; - - /* We only care about a few tags here (maybe more later). */ - switch (rec->tag) { - case CB_TAG_FORWARD: - return cb_parse_header( - (void *)(unsigned long) - ((struct cb_forward *)rec)->forward, - len, info); - continue; - case CB_TAG_MEMORY: - cb_parse_memory(ptr, info); - break; - case CB_TAG_SERIAL: - cb_parse_serial(ptr, info); - break; - case CB_TAG_VERSION: - cb_parse_string(ptr, &info->version); - break; - case CB_TAG_EXTRA_VERSION: - cb_parse_string(ptr, &info->extra_version); - break; - case CB_TAG_BUILD: - cb_parse_string(ptr, &info->build); - break; - case CB_TAG_COMPILE_TIME: - cb_parse_string(ptr, &info->compile_time); - break; - case CB_TAG_COMPILE_BY: - cb_parse_string(ptr, &info->compile_by); - break; - case CB_TAG_COMPILE_HOST: - cb_parse_string(ptr, &info->compile_host); - break; - case CB_TAG_COMPILE_DOMAIN: - cb_parse_string(ptr, &info->compile_domain); - break; - case CB_TAG_COMPILER: - cb_parse_string(ptr, &info->compiler); - break; - case CB_TAG_LINKER: - cb_parse_string(ptr, &info->linker); - break; - case CB_TAG_ASSEMBLER: - cb_parse_string(ptr, &info->assembler); - break; - /* - * FIXME we should warn on serial if coreboot set up a - * framebuffer buf the payload does not know about it. - */ - case CB_TAG_FRAMEBUFFER: - cb_parse_framebuffer(ptr, info); - break; - case CB_TAG_GPIO: - cb_parse_gpios(ptr, info); - break; - case CB_TAG_VDAT: - cb_parse_vdat(ptr, info); - break; - case CB_TAG_TIMESTAMPS: - cb_parse_tstamp(ptr, info); - break; - case CB_TAG_CBMEM_CONSOLE: - cb_parse_cbmem_cons(ptr, info); - break; - case CB_TAG_VBNV: - cb_parse_vbnv(ptr, info); - break; - } - - ptr += rec->size; - } - - return 1; -} - -/* == Architecture specific == */ -/* This is the x86 specific stuff. */ - -int get_coreboot_info(struct sysinfo_t *info) -{ - int ret = cb_parse_header((void *)0x00000000, 0x1000, info); - - if (ret != 1) - ret = cb_parse_header((void *)0x000f0000, 0x1000, info); - - return (ret == 1) ? 0 : -1; -} diff --git a/qemu/roms/u-boot/arch/x86/cpu/coreboot/timestamp.c b/qemu/roms/u-boot/arch/x86/cpu/coreboot/timestamp.c deleted file mode 100644 index bd3558a02..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/coreboot/timestamp.c +++ /dev/null @@ -1,101 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. - * - * 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; version 2 of the License. - * - * 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 St, Fifth Floor, Boston, MA, 02110-1301 USA - */ - -#include <common.h> -#include <asm/arch/timestamp.h> -#include <asm/arch/sysinfo.h> -#include <linux/compiler.h> - -struct timestamp_entry { - uint32_t entry_id; - uint64_t entry_stamp; -} __packed; - -struct timestamp_table { - uint64_t base_time; - uint32_t max_entries; - uint32_t num_entries; - struct timestamp_entry entries[0]; /* Variable number of entries */ -} __packed; - -static struct timestamp_table *ts_table __attribute__((section(".data"))); - -void timestamp_init(void) -{ - ts_table = lib_sysinfo.tstamp_table; -#ifdef CONFIG_SYS_X86_TSC_TIMER - timer_set_base(ts_table->base_time); -#endif - timestamp_add_now(TS_U_BOOT_INITTED); -} - -void timestamp_add(enum timestamp_id id, uint64_t ts_time) -{ - struct timestamp_entry *tse; - - if (!ts_table || (ts_table->num_entries == ts_table->max_entries)) - return; - - tse = &ts_table->entries[ts_table->num_entries++]; - tse->entry_id = id; - tse->entry_stamp = ts_time - ts_table->base_time; -} - -void timestamp_add_now(enum timestamp_id id) -{ - timestamp_add(id, rdtsc()); -} - -int timestamp_add_to_bootstage(void) -{ - uint i; - - if (!ts_table) - return -1; - - for (i = 0; i < ts_table->num_entries; i++) { - struct timestamp_entry *tse = &ts_table->entries[i]; - const char *name = NULL; - - switch (tse->entry_id) { - case TS_START_ROMSTAGE: - name = "start-romstage"; - break; - case TS_BEFORE_INITRAM: - name = "before-initram"; - break; - case TS_DEVICE_INITIALIZE: - name = "device-initialize"; - break; - case TS_DEVICE_DONE: - name = "device-done"; - break; - case TS_SELFBOOT_JUMP: - name = "selfboot-jump"; - break; - } - if (name) { - bootstage_add_record(0, name, BOOTSTAGEF_ALLOC, - tse->entry_stamp / - get_tbclk_mhz()); - } - } - - return 0; -} diff --git a/qemu/roms/u-boot/arch/x86/cpu/cpu.c b/qemu/roms/u-boot/arch/x86/cpu/cpu.c deleted file mode 100644 index 623e3af61..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/cpu.c +++ /dev/null @@ -1,242 +0,0 @@ -/* - * (C) Copyright 2008-2011 - * Graeme Russ, <graeme.russ@gmail.com> - * - * (C) Copyright 2002 - * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Marius Groeger <mgroeger@sysgo.de> - * - * (C) Copyright 2002 - * Sysgo Real-Time Solutions, GmbH <www.elinos.com> - * Alex Zuepke <azu@sysgo.de> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <command.h> -#include <asm/control_regs.h> -#include <asm/processor.h> -#include <asm/processor-flags.h> -#include <asm/interrupt.h> -#include <linux/compiler.h> - -/* - * Constructor for a conventional segment GDT (or LDT) entry - * This is a macro so it can be used in initialisers - */ -#define GDT_ENTRY(flags, base, limit) \ - ((((base) & 0xff000000ULL) << (56-24)) | \ - (((flags) & 0x0000f0ffULL) << 40) | \ - (((limit) & 0x000f0000ULL) << (48-16)) | \ - (((base) & 0x00ffffffULL) << 16) | \ - (((limit) & 0x0000ffffULL))) - -struct gdt_ptr { - u16 len; - u32 ptr; -} __packed; - -static void load_ds(u32 segment) -{ - asm volatile("movl %0, %%ds" : : "r" (segment * X86_GDT_ENTRY_SIZE)); -} - -static void load_es(u32 segment) -{ - asm volatile("movl %0, %%es" : : "r" (segment * X86_GDT_ENTRY_SIZE)); -} - -static void load_fs(u32 segment) -{ - asm volatile("movl %0, %%fs" : : "r" (segment * X86_GDT_ENTRY_SIZE)); -} - -static void load_gs(u32 segment) -{ - asm volatile("movl %0, %%gs" : : "r" (segment * X86_GDT_ENTRY_SIZE)); -} - -static void load_ss(u32 segment) -{ - asm volatile("movl %0, %%ss" : : "r" (segment * X86_GDT_ENTRY_SIZE)); -} - -static void load_gdt(const u64 *boot_gdt, u16 num_entries) -{ - struct gdt_ptr gdt; - - gdt.len = (num_entries * 8) - 1; - gdt.ptr = (u32)boot_gdt; - - asm volatile("lgdtl %0\n" : : "m" (gdt)); -} - -void setup_gdt(gd_t *id, u64 *gdt_addr) -{ - /* CS: code, read/execute, 4 GB, base 0 */ - gdt_addr[X86_GDT_ENTRY_32BIT_CS] = GDT_ENTRY(0xc09b, 0, 0xfffff); - - /* DS: data, read/write, 4 GB, base 0 */ - gdt_addr[X86_GDT_ENTRY_32BIT_DS] = GDT_ENTRY(0xc093, 0, 0xfffff); - - /* FS: data, read/write, 4 GB, base (Global Data Pointer) */ - id->arch.gd_addr = id; - gdt_addr[X86_GDT_ENTRY_32BIT_FS] = GDT_ENTRY(0xc093, - (ulong)&id->arch.gd_addr, 0xfffff); - - /* 16-bit CS: code, read/execute, 64 kB, base 0 */ - gdt_addr[X86_GDT_ENTRY_16BIT_CS] = GDT_ENTRY(0x109b, 0, 0x0ffff); - - /* 16-bit DS: data, read/write, 64 kB, base 0 */ - gdt_addr[X86_GDT_ENTRY_16BIT_DS] = GDT_ENTRY(0x1093, 0, 0x0ffff); - - load_gdt(gdt_addr, X86_GDT_NUM_ENTRIES); - load_ds(X86_GDT_ENTRY_32BIT_DS); - load_es(X86_GDT_ENTRY_32BIT_DS); - load_gs(X86_GDT_ENTRY_32BIT_DS); - load_ss(X86_GDT_ENTRY_32BIT_DS); - load_fs(X86_GDT_ENTRY_32BIT_FS); -} - -int __weak x86_cleanup_before_linux(void) -{ -#ifdef CONFIG_BOOTSTAGE_STASH - bootstage_stash((void *)CONFIG_BOOTSTAGE_STASH, - CONFIG_BOOTSTAGE_STASH_SIZE); -#endif - - return 0; -} - -int x86_cpu_init_f(void) -{ - const u32 em_rst = ~X86_CR0_EM; - const u32 mp_ne_set = X86_CR0_MP | X86_CR0_NE; - - /* initialize FPU, reset EM, set MP and NE */ - asm ("fninit\n" \ - "movl %%cr0, %%eax\n" \ - "andl %0, %%eax\n" \ - "orl %1, %%eax\n" \ - "movl %%eax, %%cr0\n" \ - : : "i" (em_rst), "i" (mp_ne_set) : "eax"); - - return 0; -} -int cpu_init_f(void) __attribute__((weak, alias("x86_cpu_init_f"))); - -int x86_cpu_init_r(void) -{ - /* Initialize core interrupt and exception functionality of CPU */ - cpu_init_interrupts(); - return 0; -} -int cpu_init_r(void) __attribute__((weak, alias("x86_cpu_init_r"))); - -void x86_enable_caches(void) -{ - unsigned long cr0; - - cr0 = read_cr0(); - cr0 &= ~(X86_CR0_NW | X86_CR0_CD); - write_cr0(cr0); - wbinvd(); -} -void enable_caches(void) __attribute__((weak, alias("x86_enable_caches"))); - -void x86_disable_caches(void) -{ - unsigned long cr0; - - cr0 = read_cr0(); - cr0 |= X86_CR0_NW | X86_CR0_CD; - wbinvd(); - write_cr0(cr0); - wbinvd(); -} -void disable_caches(void) __attribute__((weak, alias("x86_disable_caches"))); - -int x86_init_cache(void) -{ - enable_caches(); - - return 0; -} -int init_cache(void) __attribute__((weak, alias("x86_init_cache"))); - -int do_reset(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) -{ - printf("resetting ...\n"); - - /* wait 50 ms */ - udelay(50000); - disable_interrupts(); - reset_cpu(0); - - /*NOTREACHED*/ - return 0; -} - -void flush_cache(unsigned long dummy1, unsigned long dummy2) -{ - asm("wbinvd\n"); -} - -void __attribute__ ((regparm(0))) generate_gpf(void); - -/* segment 0x70 is an arbitrary segment which does not exist */ -asm(".globl generate_gpf\n" - ".hidden generate_gpf\n" - ".type generate_gpf, @function\n" - "generate_gpf:\n" - "ljmp $0x70, $0x47114711\n"); - -void __reset_cpu(ulong addr) -{ - printf("Resetting using x86 Triple Fault\n"); - set_vector(13, generate_gpf); /* general protection fault handler */ - set_vector(8, generate_gpf); /* double fault handler */ - generate_gpf(); /* start the show */ -} -void reset_cpu(ulong addr) __attribute__((weak, alias("__reset_cpu"))); - -int dcache_status(void) -{ - return !(read_cr0() & 0x40000000); -} - -/* Define these functions to allow ehch-hcd to function */ -void flush_dcache_range(unsigned long start, unsigned long stop) -{ -} - -void invalidate_dcache_range(unsigned long start, unsigned long stop) -{ -} - -void dcache_enable(void) -{ - enable_caches(); -} - -void dcache_disable(void) -{ - disable_caches(); -} - -void icache_enable(void) -{ -} - -void icache_disable(void) -{ -} - -int icache_status(void) -{ - return 1; -} diff --git a/qemu/roms/u-boot/arch/x86/cpu/interrupts.c b/qemu/roms/u-boot/arch/x86/cpu/interrupts.c deleted file mode 100644 index 6f3d85fab..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/interrupts.c +++ /dev/null @@ -1,633 +0,0 @@ -/* - * (C) Copyright 2008-2011 - * Graeme Russ, <graeme.russ@gmail.com> - * - * (C) Copyright 2002 - * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se> - * - * Portions of this file are derived from the Linux kernel source - * Copyright (C) 1991, 1992 Linus Torvalds - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <common.h> -#include <asm/cache.h> -#include <asm/control_regs.h> -#include <asm/interrupt.h> -#include <asm/io.h> -#include <asm/processor-flags.h> -#include <linux/compiler.h> -#include <asm/msr.h> -#include <asm/u-boot-x86.h> - -DECLARE_GLOBAL_DATA_PTR; - -#define DECLARE_INTERRUPT(x) \ - ".globl irq_"#x"\n" \ - ".hidden irq_"#x"\n" \ - ".type irq_"#x", @function\n" \ - "irq_"#x":\n" \ - "pushl $"#x"\n" \ - "jmp irq_common_entry\n" - -void dump_regs(struct irq_regs *regs) -{ - unsigned long cr0 = 0L, cr2 = 0L, cr3 = 0L, cr4 = 0L; - unsigned long d0, d1, d2, d3, d6, d7; - unsigned long sp; - - printf("EIP: %04x:[<%08lx>] EFLAGS: %08lx\n", - (u16)regs->xcs, regs->eip, regs->eflags); - - printf("EAX: %08lx EBX: %08lx ECX: %08lx EDX: %08lx\n", - regs->eax, regs->ebx, regs->ecx, regs->edx); - printf("ESI: %08lx EDI: %08lx EBP: %08lx ESP: %08lx\n", - regs->esi, regs->edi, regs->ebp, regs->esp); - printf(" DS: %04x ES: %04x FS: %04x GS: %04x SS: %04x\n", - (u16)regs->xds, (u16)regs->xes, (u16)regs->xfs, - (u16)regs->xgs, (u16)regs->xss); - - cr0 = read_cr0(); - cr2 = read_cr2(); - cr3 = read_cr3(); - cr4 = read_cr4(); - - printf("CR0: %08lx CR2: %08lx CR3: %08lx CR4: %08lx\n", - cr0, cr2, cr3, cr4); - - d0 = get_debugreg(0); - d1 = get_debugreg(1); - d2 = get_debugreg(2); - d3 = get_debugreg(3); - - printf("DR0: %08lx DR1: %08lx DR2: %08lx DR3: %08lx\n", - d0, d1, d2, d3); - - d6 = get_debugreg(6); - d7 = get_debugreg(7); - printf("DR6: %08lx DR7: %08lx\n", - d6, d7); - - printf("Stack:\n"); - sp = regs->esp; - - sp += 64; - - while (sp > (regs->esp - 16)) { - if (sp == regs->esp) - printf("--->"); - else - printf(" "); - printf("0x%8.8lx : 0x%8.8lx\n", sp, (ulong)readl(sp)); - sp -= 4; - } -} - -struct idt_entry { - u16 base_low; - u16 selector; - u8 res; - u8 access; - u16 base_high; -} __packed; - -struct desc_ptr { - unsigned short size; - unsigned long address; - unsigned short segment; -} __packed; - -struct idt_entry idt[256] __aligned(16); - -struct desc_ptr idt_ptr; - -static inline void load_idt(const struct desc_ptr *dtr) -{ - asm volatile("cs lidt %0" : : "m" (*dtr)); -} - -void set_vector(u8 intnum, void *routine) -{ - idt[intnum].base_high = (u16)((u32)(routine) >> 16); - idt[intnum].base_low = (u16)((u32)(routine) & 0xffff); -} - -/* - * Ideally these would be defined static to avoid a checkpatch warning, but - * the compiler cannot see them in the inline asm and complains that they - * aren't defined - */ -void irq_0(void); -void irq_1(void); - -int cpu_init_interrupts(void) -{ - int i; - - int irq_entry_size = irq_1 - irq_0; - void *irq_entry = (void *)irq_0; - - /* Just in case... */ - disable_interrupts(); - - /* Setup the IDT */ - for (i = 0; i < 256; i++) { - idt[i].access = 0x8e; - idt[i].res = 0; - idt[i].selector = 0x10; - set_vector(i, irq_entry); - irq_entry += irq_entry_size; - } - - idt_ptr.size = 256 * 8; - idt_ptr.address = (unsigned long) idt; - idt_ptr.segment = 0x18; - - load_idt(&idt_ptr); - - /* It is now safe to enable interrupts */ - enable_interrupts(); - - return 0; -} - -void __do_irq(int irq) -{ - printf("Unhandled IRQ : %d\n", irq); -} -void do_irq(int irq) __attribute__((weak, alias("__do_irq"))); - -void enable_interrupts(void) -{ - asm("sti\n"); -} - -int disable_interrupts(void) -{ - long flags; - - asm volatile ("pushfl ; popl %0 ; cli\n" : "=g" (flags) : ); - - return flags & X86_EFLAGS_IF; -} - -/* IRQ Low-Level Service Routine */ -void irq_llsr(struct irq_regs *regs) -{ - /* - * For detailed description of each exception, refer to: - * Intel® 64 and IA-32 Architectures Software Developer's Manual - * Volume 1: Basic Architecture - * Order Number: 253665-029US, November 2008 - * Table 6-1. Exceptions and Interrupts - */ - switch (regs->irq_id) { - case 0x00: - printf("Divide Error (Division by zero)\n"); - dump_regs(regs); - hang(); - break; - case 0x01: - printf("Debug Interrupt (Single step)\n"); - dump_regs(regs); - break; - case 0x02: - printf("NMI Interrupt\n"); - dump_regs(regs); - break; - case 0x03: - printf("Breakpoint\n"); - dump_regs(regs); - break; - case 0x04: - printf("Overflow\n"); - dump_regs(regs); - hang(); - break; - case 0x05: - printf("BOUND Range Exceeded\n"); - dump_regs(regs); - hang(); - break; - case 0x06: - printf("Invalid Opcode (UnDefined Opcode)\n"); - dump_regs(regs); - hang(); - break; - case 0x07: - printf("Device Not Available (No Math Coprocessor)\n"); - dump_regs(regs); - hang(); - break; - case 0x08: - printf("Double fault\n"); - dump_regs(regs); - hang(); - break; - case 0x09: - printf("Co-processor segment overrun\n"); - dump_regs(regs); - hang(); - break; - case 0x0a: - printf("Invalid TSS\n"); - dump_regs(regs); - break; - case 0x0b: - printf("Segment Not Present\n"); - dump_regs(regs); - hang(); - break; - case 0x0c: - printf("Stack Segment Fault\n"); - dump_regs(regs); - hang(); - break; - case 0x0d: - printf("General Protection\n"); - dump_regs(regs); - break; - case 0x0e: - printf("Page fault\n"); - dump_regs(regs); - hang(); - break; - case 0x0f: - printf("Floating-Point Error (Math Fault)\n"); - dump_regs(regs); - break; - case 0x10: - printf("Alignment check\n"); - dump_regs(regs); - break; - case 0x11: - printf("Machine Check\n"); - dump_regs(regs); - break; - case 0x12: - printf("SIMD Floating-Point Exception\n"); - dump_regs(regs); - break; - case 0x13: - case 0x14: - case 0x15: - case 0x16: - case 0x17: - case 0x18: - case 0x19: - case 0x1a: - case 0x1b: - case 0x1c: - case 0x1d: - case 0x1e: - case 0x1f: - printf("Reserved Exception\n"); - dump_regs(regs); - break; - - default: - /* Hardware or User IRQ */ - do_irq(regs->irq_id); - } -} - -/* - * OK - This looks really horrible, but it serves a purpose - It helps create - * fully relocatable code. - * - The call to irq_llsr will be a relative jump - * - The IRQ entries will be guaranteed to be in order - * Interrupt entries are now very small (a push and a jump) but they are - * now slower (all registers pushed on stack which provides complete - * crash dumps in the low level handlers - * - * Interrupt Entry Point: - * - Interrupt has caused eflags, CS and EIP to be pushed - * - Interrupt Vector Handler has pushed orig_eax - * - pt_regs.esp needs to be adjusted by 40 bytes: - * 12 bytes pushed by CPU (EFLAGSF, CS, EIP) - * 4 bytes pushed by vector handler (irq_id) - * 24 bytes pushed before SP (SS, GS, FS, ES, DS, EAX) - * NOTE: Only longs are pushed on/popped off the stack! - */ -asm(".globl irq_common_entry\n" \ - ".hidden irq_common_entry\n" \ - ".type irq_common_entry, @function\n" \ - "irq_common_entry:\n" \ - "cld\n" \ - "pushl %ss\n" \ - "pushl %gs\n" \ - "pushl %fs\n" \ - "pushl %es\n" \ - "pushl %ds\n" \ - "pushl %eax\n" \ - "movl %esp, %eax\n" \ - "addl $40, %eax\n" \ - "pushl %eax\n" \ - "pushl %ebp\n" \ - "pushl %edi\n" \ - "pushl %esi\n" \ - "pushl %edx\n" \ - "pushl %ecx\n" \ - "pushl %ebx\n" \ - "mov %esp, %eax\n" \ - "call irq_llsr\n" \ - "popl %ebx\n" \ - "popl %ecx\n" \ - "popl %edx\n" \ - "popl %esi\n" \ - "popl %edi\n" \ - "popl %ebp\n" \ - "popl %eax\n" \ - "popl %eax\n" \ - "popl %ds\n" \ - "popl %es\n" \ - "popl %fs\n" \ - "popl %gs\n" \ - "popl %ss\n" \ - "add $4, %esp\n" \ - "iret\n" \ - DECLARE_INTERRUPT(0) \ - DECLARE_INTERRUPT(1) \ - DECLARE_INTERRUPT(2) \ - DECLARE_INTERRUPT(3) \ - DECLARE_INTERRUPT(4) \ - DECLARE_INTERRUPT(5) \ - DECLARE_INTERRUPT(6) \ - DECLARE_INTERRUPT(7) \ - DECLARE_INTERRUPT(8) \ - DECLARE_INTERRUPT(9) \ - DECLARE_INTERRUPT(10) \ - DECLARE_INTERRUPT(11) \ - DECLARE_INTERRUPT(12) \ - DECLARE_INTERRUPT(13) \ - DECLARE_INTERRUPT(14) \ - DECLARE_INTERRUPT(15) \ - DECLARE_INTERRUPT(16) \ - DECLARE_INTERRUPT(17) \ - DECLARE_INTERRUPT(18) \ - DECLARE_INTERRUPT(19) \ - DECLARE_INTERRUPT(20) \ - DECLARE_INTERRUPT(21) \ - DECLARE_INTERRUPT(22) \ - DECLARE_INTERRUPT(23) \ - DECLARE_INTERRUPT(24) \ - DECLARE_INTERRUPT(25) \ - DECLARE_INTERRUPT(26) \ - DECLARE_INTERRUPT(27) \ - DECLARE_INTERRUPT(28) \ - DECLARE_INTERRUPT(29) \ - DECLARE_INTERRUPT(30) \ - DECLARE_INTERRUPT(31) \ - DECLARE_INTERRUPT(32) \ - DECLARE_INTERRUPT(33) \ - DECLARE_INTERRUPT(34) \ - DECLARE_INTERRUPT(35) \ - DECLARE_INTERRUPT(36) \ - DECLARE_INTERRUPT(37) \ - DECLARE_INTERRUPT(38) \ - DECLARE_INTERRUPT(39) \ - DECLARE_INTERRUPT(40) \ - DECLARE_INTERRUPT(41) \ - DECLARE_INTERRUPT(42) \ - DECLARE_INTERRUPT(43) \ - DECLARE_INTERRUPT(44) \ - DECLARE_INTERRUPT(45) \ - DECLARE_INTERRUPT(46) \ - DECLARE_INTERRUPT(47) \ - DECLARE_INTERRUPT(48) \ - DECLARE_INTERRUPT(49) \ - DECLARE_INTERRUPT(50) \ - DECLARE_INTERRUPT(51) \ - DECLARE_INTERRUPT(52) \ - DECLARE_INTERRUPT(53) \ - DECLARE_INTERRUPT(54) \ - DECLARE_INTERRUPT(55) \ - DECLARE_INTERRUPT(56) \ - DECLARE_INTERRUPT(57) \ - DECLARE_INTERRUPT(58) \ - DECLARE_INTERRUPT(59) \ - DECLARE_INTERRUPT(60) \ - DECLARE_INTERRUPT(61) \ - DECLARE_INTERRUPT(62) \ - DECLARE_INTERRUPT(63) \ - DECLARE_INTERRUPT(64) \ - DECLARE_INTERRUPT(65) \ - DECLARE_INTERRUPT(66) \ - DECLARE_INTERRUPT(67) \ - DECLARE_INTERRUPT(68) \ - DECLARE_INTERRUPT(69) \ - DECLARE_INTERRUPT(70) \ - DECLARE_INTERRUPT(71) \ - DECLARE_INTERRUPT(72) \ - DECLARE_INTERRUPT(73) \ - DECLARE_INTERRUPT(74) \ - DECLARE_INTERRUPT(75) \ - DECLARE_INTERRUPT(76) \ - DECLARE_INTERRUPT(77) \ - DECLARE_INTERRUPT(78) \ - DECLARE_INTERRUPT(79) \ - DECLARE_INTERRUPT(80) \ - DECLARE_INTERRUPT(81) \ - DECLARE_INTERRUPT(82) \ - DECLARE_INTERRUPT(83) \ - DECLARE_INTERRUPT(84) \ - DECLARE_INTERRUPT(85) \ - DECLARE_INTERRUPT(86) \ - DECLARE_INTERRUPT(87) \ - DECLARE_INTERRUPT(88) \ - DECLARE_INTERRUPT(89) \ - DECLARE_INTERRUPT(90) \ - DECLARE_INTERRUPT(91) \ - DECLARE_INTERRUPT(92) \ - DECLARE_INTERRUPT(93) \ - DECLARE_INTERRUPT(94) \ - DECLARE_INTERRUPT(95) \ - DECLARE_INTERRUPT(97) \ - DECLARE_INTERRUPT(96) \ - DECLARE_INTERRUPT(98) \ - DECLARE_INTERRUPT(99) \ - DECLARE_INTERRUPT(100) \ - DECLARE_INTERRUPT(101) \ - DECLARE_INTERRUPT(102) \ - DECLARE_INTERRUPT(103) \ - DECLARE_INTERRUPT(104) \ - DECLARE_INTERRUPT(105) \ - DECLARE_INTERRUPT(106) \ - DECLARE_INTERRUPT(107) \ - DECLARE_INTERRUPT(108) \ - DECLARE_INTERRUPT(109) \ - DECLARE_INTERRUPT(110) \ - DECLARE_INTERRUPT(111) \ - DECLARE_INTERRUPT(112) \ - DECLARE_INTERRUPT(113) \ - DECLARE_INTERRUPT(114) \ - DECLARE_INTERRUPT(115) \ - DECLARE_INTERRUPT(116) \ - DECLARE_INTERRUPT(117) \ - DECLARE_INTERRUPT(118) \ - DECLARE_INTERRUPT(119) \ - DECLARE_INTERRUPT(120) \ - DECLARE_INTERRUPT(121) \ - DECLARE_INTERRUPT(122) \ - DECLARE_INTERRUPT(123) \ - DECLARE_INTERRUPT(124) \ - DECLARE_INTERRUPT(125) \ - DECLARE_INTERRUPT(126) \ - DECLARE_INTERRUPT(127) \ - DECLARE_INTERRUPT(128) \ - DECLARE_INTERRUPT(129) \ - DECLARE_INTERRUPT(130) \ - DECLARE_INTERRUPT(131) \ - DECLARE_INTERRUPT(132) \ - DECLARE_INTERRUPT(133) \ - DECLARE_INTERRUPT(134) \ - DECLARE_INTERRUPT(135) \ - DECLARE_INTERRUPT(136) \ - DECLARE_INTERRUPT(137) \ - DECLARE_INTERRUPT(138) \ - DECLARE_INTERRUPT(139) \ - DECLARE_INTERRUPT(140) \ - DECLARE_INTERRUPT(141) \ - DECLARE_INTERRUPT(142) \ - DECLARE_INTERRUPT(143) \ - DECLARE_INTERRUPT(144) \ - DECLARE_INTERRUPT(145) \ - DECLARE_INTERRUPT(146) \ - DECLARE_INTERRUPT(147) \ - DECLARE_INTERRUPT(148) \ - DECLARE_INTERRUPT(149) \ - DECLARE_INTERRUPT(150) \ - DECLARE_INTERRUPT(151) \ - DECLARE_INTERRUPT(152) \ - DECLARE_INTERRUPT(153) \ - DECLARE_INTERRUPT(154) \ - DECLARE_INTERRUPT(155) \ - DECLARE_INTERRUPT(156) \ - DECLARE_INTERRUPT(157) \ - DECLARE_INTERRUPT(158) \ - DECLARE_INTERRUPT(159) \ - DECLARE_INTERRUPT(160) \ - DECLARE_INTERRUPT(161) \ - DECLARE_INTERRUPT(162) \ - DECLARE_INTERRUPT(163) \ - DECLARE_INTERRUPT(164) \ - DECLARE_INTERRUPT(165) \ - DECLARE_INTERRUPT(166) \ - DECLARE_INTERRUPT(167) \ - DECLARE_INTERRUPT(168) \ - DECLARE_INTERRUPT(169) \ - DECLARE_INTERRUPT(170) \ - DECLARE_INTERRUPT(171) \ - DECLARE_INTERRUPT(172) \ - DECLARE_INTERRUPT(173) \ - DECLARE_INTERRUPT(174) \ - DECLARE_INTERRUPT(175) \ - DECLARE_INTERRUPT(176) \ - DECLARE_INTERRUPT(177) \ - DECLARE_INTERRUPT(178) \ - DECLARE_INTERRUPT(179) \ - DECLARE_INTERRUPT(180) \ - DECLARE_INTERRUPT(181) \ - DECLARE_INTERRUPT(182) \ - DECLARE_INTERRUPT(183) \ - DECLARE_INTERRUPT(184) \ - DECLARE_INTERRUPT(185) \ - DECLARE_INTERRUPT(186) \ - DECLARE_INTERRUPT(187) \ - DECLARE_INTERRUPT(188) \ - DECLARE_INTERRUPT(189) \ - DECLARE_INTERRUPT(190) \ - DECLARE_INTERRUPT(191) \ - DECLARE_INTERRUPT(192) \ - DECLARE_INTERRUPT(193) \ - DECLARE_INTERRUPT(194) \ - DECLARE_INTERRUPT(195) \ - DECLARE_INTERRUPT(196) \ - DECLARE_INTERRUPT(197) \ - DECLARE_INTERRUPT(198) \ - DECLARE_INTERRUPT(199) \ - DECLARE_INTERRUPT(200) \ - DECLARE_INTERRUPT(201) \ - DECLARE_INTERRUPT(202) \ - DECLARE_INTERRUPT(203) \ - DECLARE_INTERRUPT(204) \ - DECLARE_INTERRUPT(205) \ - DECLARE_INTERRUPT(206) \ - DECLARE_INTERRUPT(207) \ - DECLARE_INTERRUPT(208) \ - DECLARE_INTERRUPT(209) \ - DECLARE_INTERRUPT(210) \ - DECLARE_INTERRUPT(211) \ - DECLARE_INTERRUPT(212) \ - DECLARE_INTERRUPT(213) \ - DECLARE_INTERRUPT(214) \ - DECLARE_INTERRUPT(215) \ - DECLARE_INTERRUPT(216) \ - DECLARE_INTERRUPT(217) \ - DECLARE_INTERRUPT(218) \ - DECLARE_INTERRUPT(219) \ - DECLARE_INTERRUPT(220) \ - DECLARE_INTERRUPT(221) \ - DECLARE_INTERRUPT(222) \ - DECLARE_INTERRUPT(223) \ - DECLARE_INTERRUPT(224) \ - DECLARE_INTERRUPT(225) \ - DECLARE_INTERRUPT(226) \ - DECLARE_INTERRUPT(227) \ - DECLARE_INTERRUPT(228) \ - DECLARE_INTERRUPT(229) \ - DECLARE_INTERRUPT(230) \ - DECLARE_INTERRUPT(231) \ - DECLARE_INTERRUPT(232) \ - DECLARE_INTERRUPT(233) \ - DECLARE_INTERRUPT(234) \ - DECLARE_INTERRUPT(235) \ - DECLARE_INTERRUPT(236) \ - DECLARE_INTERRUPT(237) \ - DECLARE_INTERRUPT(238) \ - DECLARE_INTERRUPT(239) \ - DECLARE_INTERRUPT(240) \ - DECLARE_INTERRUPT(241) \ - DECLARE_INTERRUPT(242) \ - DECLARE_INTERRUPT(243) \ - DECLARE_INTERRUPT(244) \ - DECLARE_INTERRUPT(245) \ - DECLARE_INTERRUPT(246) \ - DECLARE_INTERRUPT(247) \ - DECLARE_INTERRUPT(248) \ - DECLARE_INTERRUPT(249) \ - DECLARE_INTERRUPT(250) \ - DECLARE_INTERRUPT(251) \ - DECLARE_INTERRUPT(252) \ - DECLARE_INTERRUPT(253) \ - DECLARE_INTERRUPT(254) \ - DECLARE_INTERRUPT(255)); - -#if defined(CONFIG_INTEL_CORE_ARCH) -/* - * Get the number of CPU time counter ticks since it was read first time after - * restart. This yields a free running counter guaranteed to take almost 6 - * years to wrap around even at 100GHz clock rate. - */ -u64 get_ticks(void) -{ - u64 now_tick = rdtsc(); - - if (!gd->arch.tsc_base) - gd->arch.tsc_base = now_tick; - - return now_tick - gd->arch.tsc_base; -} - -#define PLATFORM_INFO_MSR 0xce - -unsigned long get_tbclk(void) -{ - u32 ratio; - u64 platform_info = native_read_msr(PLATFORM_INFO_MSR); - - ratio = (platform_info >> 8) & 0xff; - return 100 * 1000 * 1000 * ratio; /* 100MHz times Max Non Turbo ratio */ -} -#endif diff --git a/qemu/roms/u-boot/arch/x86/cpu/resetvec.S b/qemu/roms/u-boot/arch/x86/cpu/resetvec.S deleted file mode 100644 index 68a5b947d..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/resetvec.S +++ /dev/null @@ -1,22 +0,0 @@ -/* - * U-boot - x86 Startup Code - * - * (C) Copyright 2002 - * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* Reset vector, jumps to start16.S */ - -.extern start16 - -.section .resetvec, "ax" -.code16 -reset_vector: - cli - cld - jmp start16 - - .org 0xf - nop diff --git a/qemu/roms/u-boot/arch/x86/cpu/start.S b/qemu/roms/u-boot/arch/x86/cpu/start.S deleted file mode 100644 index 329bb3ab3..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/start.S +++ /dev/null @@ -1,188 +0,0 @@ -/* - * U-boot - x86 Startup Code - * - * (C) Copyright 2008-2011 - * Graeme Russ, <graeme.russ@gmail.com> - * - * (C) Copyright 2002 - * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <config.h> -#include <version.h> -#include <asm/global_data.h> -#include <asm/processor.h> -#include <asm/processor-flags.h> -#include <generated/generic-asm-offsets.h> - -.section .text -.code32 -.globl _start -.type _start, @function -.globl _x86boot_start -_x86boot_start: - /* - * This is the fail safe 32-bit bootstrap entry point. The - * following code is not executed from a cold-reset (actually, a - * lot of it is, but from real-mode after cold reset. It is - * repeated here to put the board into a state as close to cold - * reset as necessary) - */ - cli - cld - - /* Turn off cache (this might require a 486-class CPU) */ - movl %cr0, %eax - orl $(X86_CR0_NW | X86_CR0_CD), %eax - movl %eax, %cr0 - wbinvd - - /* Tell 32-bit code it is being entered from an in-RAM copy */ - movw $GD_FLG_WARM_BOOT, %bx - jmp 1f -_start: - /* - * This is the 32-bit cold-reset entry point. Initialize %bx to 0 - * in case we're preceeded by some sort of boot stub. - */ - movw $GD_FLG_COLD_BOOT, %bx -1: - - /* Load the segement registes to match the gdt loaded in start16.S */ - movl $(X86_GDT_ENTRY_32BIT_DS * X86_GDT_ENTRY_SIZE), %eax - movw %ax, %fs - movw %ax, %ds - movw %ax, %gs - movw %ax, %es - movw %ax, %ss - - /* Clear the interrupt vectors */ - lidt blank_idt_ptr - - /* Early platform init (setup gpio, etc ) */ - jmp early_board_init -.globl early_board_init_ret -early_board_init_ret: - - /* Initialise Cache-As-RAM */ - jmp car_init -.globl car_init_ret -car_init_ret: - /* - * We now have CONFIG_SYS_CAR_SIZE bytes of Cache-As-RAM (or SRAM, - * or fully initialised SDRAM - we really don't care which) - * starting at CONFIG_SYS_CAR_ADDR to be used as a temporary stack - */ - - /* Stack grows down from top of CAR */ - movl $(CONFIG_SYS_CAR_ADDR + CONFIG_SYS_CAR_SIZE), %esp - - /* Reserve space on stack for global data */ - subl $GENERATED_GBL_DATA_SIZE, %esp - - /* Align global data to 16-byte boundary */ - andl $0xfffffff0, %esp - - /* Setup first parameter to setup_gdt */ - movl %esp, %eax - - /* Reserve space for global descriptor table */ - subl $X86_GDT_SIZE, %esp - - /* Align temporary global descriptor table to 16-byte boundary */ - andl $0xfffffff0, %esp - - /* Set second parameter to setup_gdt */ - movl %esp, %edx - - /* Setup global descriptor table so gd->xyz works */ - call setup_gdt - - /* Set parameter to board_init_f() to boot flags */ - xorl %eax, %eax - movw %bx, %ax - - /* Enter, U-boot! */ - call board_init_f - - /* indicate (lack of) progress */ - movw $0x85, %ax - jmp die - -.globl board_init_f_r_trampoline -.type board_init_f_r_trampoline, @function -board_init_f_r_trampoline: - /* - * SDRAM has been initialised, U-Boot code has been copied into - * RAM, BSS has been cleared and relocation adjustments have been - * made. It is now time to jump into the in-RAM copy of U-Boot - * - * %eax = Address of top of new stack - */ - - /* Stack grows down from top of SDRAM */ - movl %eax, %esp - - /* Reserve space on stack for global data */ - subl $GENERATED_GBL_DATA_SIZE, %esp - - /* Align global data to 16-byte boundary */ - andl $0xfffffff0, %esp - - /* Setup first parameter to memcpy (and setup_gdt) */ - movl %esp, %eax - - /* Setup second parameter to memcpy */ - fs movl 0, %edx - - /* Set third parameter to memcpy */ - movl $GENERATED_GBL_DATA_SIZE, %ecx - - /* Copy global data from CAR to SDRAM stack */ - call memcpy - - /* Reserve space for global descriptor table */ - subl $X86_GDT_SIZE, %esp - - /* Align global descriptor table to 16-byte boundary */ - andl $0xfffffff0, %esp - - /* Set second parameter to setup_gdt */ - movl %esp, %edx - - /* Setup global descriptor table so gd->xyz works */ - call setup_gdt - - /* Re-enter U-Boot by calling board_init_f_r */ - call board_init_f_r - -die: - hlt - jmp die - hlt - -blank_idt_ptr: - .word 0 /* limit */ - .long 0 /* base */ - - .p2align 2 /* force 4-byte alignment */ - -multiboot_header: - /* magic */ - .long 0x1BADB002 - /* flags */ - .long (1 << 16) - /* checksum */ - .long -0x1BADB002 - (1 << 16) - /* header addr */ - .long multiboot_header - _x86boot_start + CONFIG_SYS_TEXT_BASE - /* load addr */ - .long CONFIG_SYS_TEXT_BASE - /* load end addr */ - .long 0 - /* bss end addr */ - .long 0 - /* entry addr */ - .long CONFIG_SYS_TEXT_BASE diff --git a/qemu/roms/u-boot/arch/x86/cpu/start16.S b/qemu/roms/u-boot/arch/x86/cpu/start16.S deleted file mode 100644 index 8b9b327cd..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/start16.S +++ /dev/null @@ -1,130 +0,0 @@ -/* - * U-boot - x86 Startup Code - * - * (C) Copyright 2008-2011 - * Graeme Russ, <graeme.russ@gmail.com> - * - * (C) Copyright 2002,2003 - * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <asm/global_data.h> -#include <asm/processor-flags.h> - -#define BOOT_SEG 0xffff0000 /* linear segment of boot code */ -#define a32 .byte 0x67; -#define o32 .byte 0x66; - -.section .start16, "ax" -.code16 -.globl start16 -start16: - /* Set the Cold Boot / Hard Reset flag */ - movl $GD_FLG_COLD_BOOT, %ebx - - /* - * First we let the BSP do some early initialization - * this code have to map the flash to its final position - */ - jmp board_init16 -.globl board_init16_ret -board_init16_ret: - - /* Turn of cache (this might require a 486-class CPU) */ - movl %cr0, %eax - orl $(X86_CR0_NW | X86_CR0_CD), %eax - movl %eax, %cr0 - wbinvd - - /* load the temporary Global Descriptor Table */ -o32 cs lidt idt_ptr -o32 cs lgdt gdt_ptr - - /* Now, we enter protected mode */ - movl %cr0, %eax - orl $X86_CR0_PE, %eax - movl %eax, %cr0 - - /* Flush the prefetch queue */ - jmp ff -ff: - /* Finally jump to the 32bit initialization code */ - movw $code32start, %ax - movw %ax, %bp -o32 cs ljmp *(%bp) - - /* 48-bit far pointer */ -code32start: - .long _start /* offset */ - .word 0x10 /* segment */ - -idt_ptr: - .word 0 /* limit */ - .long 0 /* base */ - -/* - * The following Global Descriptor Table is just enough to get us into - * 'Flat Protected Mode' - It will be discarded as soon as the final - * GDT is setup in a safe location in RAM - */ -gdt_ptr: - .word 0x20 /* limit (32 bytes = 4 GDT entries) */ - .long BOOT_SEG + gdt /* base */ - -/* Some CPUs are picky about GDT alignment... */ -.align 16 -gdt: - /* - * The GDT table ... - * - * Selector Type - * 0x00 NULL - * 0x08 Unused - * 0x10 32bit code - * 0x18 32bit data/stack - */ - /* The NULL Desciptor - Mandatory */ - .word 0x0000 /* limit_low */ - .word 0x0000 /* base_low */ - .byte 0x00 /* base_middle */ - .byte 0x00 /* access */ - .byte 0x00 /* flags + limit_high */ - .byte 0x00 /* base_high */ - - /* Unused Desciptor - (matches Linux) */ - .word 0x0000 /* limit_low */ - .word 0x0000 /* base_low */ - .byte 0x00 /* base_middle */ - .byte 0x00 /* access */ - .byte 0x00 /* flags + limit_high */ - .byte 0x00 /* base_high */ - - /* - * The Code Segment Descriptor: - * - Base = 0x00000000 - * - Size = 4GB - * - Access = Present, Ring 0, Exec (Code), Readable - * - Flags = 4kB Granularity, 32-bit - */ - .word 0xffff /* limit_low */ - .word 0x0000 /* base_low */ - .byte 0x00 /* base_middle */ - .byte 0x9b /* access */ - .byte 0xcf /* flags + limit_high */ - .byte 0x00 /* base_high */ - - /* - * The Data Segment Descriptor: - * - Base = 0x00000000 - * - Size = 4GB - * - Access = Present, Ring 0, Non-Exec (Data), Writable - * - Flags = 4kB Granularity, 32-bit - */ - .word 0xffff /* limit_low */ - .word 0x0000 /* base_low */ - .byte 0x00 /* base_middle */ - .byte 0x93 /* access */ - .byte 0xcf /* flags + limit_high */ - .byte 0x00 /* base_high */ diff --git a/qemu/roms/u-boot/arch/x86/cpu/u-boot.lds b/qemu/roms/u-boot/arch/x86/cpu/u-boot.lds deleted file mode 100644 index f48bff54e..000000000 --- a/qemu/roms/u-boot/arch/x86/cpu/u-boot.lds +++ /dev/null @@ -1,78 +0,0 @@ -/* - * (C) Copyright 2002 - * Daniel Engström, Omicron Ceti AB, daniel@omicron.se. - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <config.h> -OUTPUT_FORMAT("elf32-i386", "elf32-i386", "elf32-i386") -OUTPUT_ARCH(i386) -ENTRY(_start) - -SECTIONS -{ - . = CONFIG_SYS_TEXT_BASE; /* Location of bootcode in flash */ - __text_start = .; - .text : { *(.text*); } - - . = ALIGN(4); - - . = ALIGN(4); - .u_boot_list : { - KEEP(*(SORT(.u_boot_list*))); - } - - . = ALIGN(4); - .rodata : { *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*))) } - - . = ALIGN(4); - .data : { *(.data*) } - - . = ALIGN(4); - .hash : { *(.hash*) } - - . = ALIGN(4); - .got : { *(.got*) } - - . = ALIGN(4); - __data_end = .; - __init_end = .; - - . = ALIGN(4); - .dynsym : { *(.dynsym*) } - - . = ALIGN(4); - __rel_dyn_start = .; - .rel.dyn : { *(.rel.dyn) } - __rel_dyn_end = .; - . = ALIGN(4); - _end = .; - - .bss __rel_dyn_start (OVERLAY) : { - __bss_start = .; - *(.bss) - *(COM*) - . = ALIGN(4); - __bss_end = .; - } - - /DISCARD/ : { *(.dynstr*) } - /DISCARD/ : { *(.dynamic*) } - /DISCARD/ : { *(.plt*) } - /DISCARD/ : { *(.interp*) } - /DISCARD/ : { *(.gnu*) } - -#ifdef CONFIG_X86_RESET_VECTOR - - /* - * The following expressions place the 16-bit Real-Mode code and - * Reset Vector at the end of the Flash ROM - */ - . = START_16; - .start16 : AT (CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN - RESET_SEG_SIZE + START_16)) { KEEP(*(.start16)); } - - . = RESET_VEC_LOC; - .resetvec : AT (CONFIG_SYS_TEXT_BASE + (CONFIG_SYS_MONITOR_LEN - RESET_SEG_SIZE + RESET_VEC_LOC)) { KEEP(*(.resetvec)); } -#endif -} |