diff options
Diffstat (limited to 'qemu/roms/openbios/drivers/macio.c')
| -rw-r--r-- | qemu/roms/openbios/drivers/macio.c | 281 |
1 files changed, 0 insertions, 281 deletions
diff --git a/qemu/roms/openbios/drivers/macio.c b/qemu/roms/openbios/drivers/macio.c deleted file mode 100644 index f54bc86dc..000000000 --- a/qemu/roms/openbios/drivers/macio.c +++ /dev/null @@ -1,281 +0,0 @@ -/* - * derived from mol/mol.c, - * Copyright (C) 2003, 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 - * - */ - -#include "config.h" -#include "arch/common/nvram.h" -#include "packages/nvram.h" -#include "libopenbios/bindings.h" -#include "libc/byteorder.h" -#include "libc/vsprintf.h" - -#include "drivers/drivers.h" -#include "macio.h" -#include "cuda.h" -#include "escc.h" -#include "drivers/pci.h" - -#define OW_IO_NVRAM_SIZE 0x00020000 -#define OW_IO_NVRAM_OFFSET 0x00060000 -#define OW_IO_NVRAM_SHIFT 4 - -#define NW_IO_NVRAM_SIZE 0x00004000 -#define NW_IO_NVRAM_OFFSET 0xfff04000 - -#define IO_OPENPIC_SIZE 0x00040000 -#define IO_OPENPIC_OFFSET 0x00040000 - -static char *nvram; - -static int macio_nvram_shift(void) -{ - int nvram_flat; - - if (is_oldworld()) - return OW_IO_NVRAM_SHIFT; - - nvram_flat = fw_cfg_read_i32(FW_CFG_PPC_NVRAM_FLAT); - return nvram_flat ? 0 : 1; -} - -int -macio_get_nvram_size(void) -{ - int shift = macio_nvram_shift(); - if (is_oldworld()) - return OW_IO_NVRAM_SIZE >> shift; - else - return NW_IO_NVRAM_SIZE >> shift; -} - -static unsigned long macio_nvram_offset(void) -{ - unsigned long r; - - /* Hypervisor tells us where NVRAM lies */ - r = fw_cfg_read_i32(FW_CFG_PPC_NVRAM_ADDR); - if (r) - return r; - - /* Fall back to hardcoded addresses */ - if (is_oldworld()) - return OW_IO_NVRAM_OFFSET; - - return NW_IO_NVRAM_OFFSET; -} - -static unsigned long macio_nvram_size(void) -{ - if (is_oldworld()) - return OW_IO_NVRAM_SIZE; - else - return NW_IO_NVRAM_SIZE; -} - -void macio_nvram_init(const char *path, phys_addr_t addr) -{ - phandle_t chosen, aliases; - phandle_t dnode; - int props[2]; - char buf[64]; - unsigned long nvram_size, nvram_offset; - - nvram_offset = macio_nvram_offset(); - nvram_size = macio_nvram_size(); - - nvram = (char*)addr + nvram_offset; - snprintf(buf, sizeof(buf), "%s/nvram", path); - nvram_init(buf); - dnode = find_dev(buf); - set_int_property(dnode, "#bytes", arch_nvram_size() ); - props[0] = __cpu_to_be32(nvram_offset); - props[1] = __cpu_to_be32(nvram_size); - set_property(dnode, "reg", (char *)&props, sizeof(props)); - set_property(dnode, "device_type", "nvram", 6); - NEWWORLD(set_property(dnode, "compatible", "nvram,flash", 12)); - - chosen = find_dev("/chosen"); - push_str(buf); - fword("open-dev"); - set_int_property(chosen, "nvram", POP()); - - aliases = find_dev("/aliases"); - set_property(aliases, "nvram", buf, strlen(buf) + 1); -} - -#ifdef DUMP_NVRAM -static void -dump_nvram(void) -{ - int i, j; - for (i = 0; i < 10; i++) - { - for (j = 0; j < 16; j++) - printk ("%02x ", nvram[(i*16+j)<<4]); - printk (" "); - for (j = 0; j < 16; j++) - if (isprint(nvram[(i*16+j)<<4])) - printk("%c", nvram[(i*16+j)<<4]); - else - printk("."); - printk ("\n"); - } -} -#endif - - -void -macio_nvram_put(char *buf) -{ - int i; - unsigned int it_shift = macio_nvram_shift(); - - for (i=0; i < arch_nvram_size(); i++) - nvram[i << it_shift] = buf[i]; -#ifdef DUMP_NVRAM - printk("new nvram:\n"); - dump_nvram(); -#endif -} - -void -macio_nvram_get(char *buf) -{ - int i; - unsigned int it_shift = macio_nvram_shift(); - - for (i=0; i< arch_nvram_size(); i++) - buf[i] = nvram[i << it_shift]; - -#ifdef DUMP_NVRAM - printk("current nvram:\n"); - dump_nvram(); -#endif -} - -static void -openpic_init(const char *path, phys_addr_t addr) -{ - phandle_t dnode; - int props[2]; - char buf[128]; - - push_str(path); - fword("find-device"); - fword("new-device"); - push_str("interrupt-controller"); - fword("device-name"); - - snprintf(buf, sizeof(buf), "%s/interrupt-controller", path); - dnode = find_dev(buf); - set_property(dnode, "device_type", "open-pic", 9); - set_property(dnode, "compatible", "chrp,open-pic", 14); - set_property(dnode, "built-in", "", 0); - props[0] = __cpu_to_be32(IO_OPENPIC_OFFSET); - props[1] = __cpu_to_be32(IO_OPENPIC_SIZE); - set_property(dnode, "reg", (char *)&props, sizeof(props)); - set_int_property(dnode, "#interrupt-cells", 2); - set_int_property(dnode, "#address-cells", 0); - set_property(dnode, "interrupt-controller", "", 0); - set_int_property(dnode, "clock-frequency", 4166666); - - fword("finish-device"); -} - -DECLARE_NODE(ob_macio, INSTALL_OPEN, sizeof(int), "Tmac-io"); - -/* ( str len -- addr ) */ - -static void -ob_macio_decode_unit(void *private) -{ - ucell addr; - - const char *arg = pop_fstr_copy(); - - addr = strtol(arg, NULL, 16); - - free((char*)arg); - - PUSH(addr); -} - -/* ( addr -- str len ) */ - -static void -ob_macio_encode_unit(void *private) -{ - char buf[8]; - - ucell addr = POP(); - - snprintf(buf, sizeof(buf), "%x", addr); - - push_str(buf); -} - -NODE_METHODS(ob_macio) = { - { "decode-unit", ob_macio_decode_unit }, - { "encode-unit", ob_macio_encode_unit }, -}; - -static void -ob_unin_init(void) -{ - phandle_t dnode; - int props[2]; - - push_str("/"); - fword("find-device"); - fword("new-device"); - push_str("uni-n"); - fword("device-name"); - - dnode = find_dev("/uni-n"); - set_property(dnode, "device_type", "memory-controller", 18); - set_property(dnode, "compatible", "uni-north", 10); - set_int_property(dnode, "device-rev", 0); - props[0] = __cpu_to_be32(0xf8000000); - props[1] = __cpu_to_be32(0x1000000); - set_property(dnode, "reg", (char *)&props, sizeof(props)); - - fword("finish-device"); -} - -void -ob_macio_heathrow_init(const char *path, phys_addr_t addr) -{ - phandle_t aliases; - - REGISTER_NODE(ob_macio); - aliases = find_dev("/aliases"); - set_property(aliases, "mac-io", path, strlen(path) + 1); - - cuda_init(path, addr); - macio_nvram_init(path, addr); - escc_init(path, addr); - macio_ide_init(path, addr, 2); -} - -void -ob_macio_keylargo_init(const char *path, phys_addr_t addr) -{ - phandle_t aliases; - - aliases = find_dev("/aliases"); - set_property(aliases, "mac-io", path, strlen(path) + 1); - - cuda_init(path, addr); - /* The NewWorld NVRAM is not located in the MacIO device */ - macio_nvram_init("", 0); - escc_init(path, addr); - macio_ide_init(path, addr, 2); - openpic_init(path, addr); - ob_unin_init(); -} |