Revision ae0bfb79
| b/Makefile | ||
|---|---|---|
| 176 | 176 |
|
| 177 | 177 |
ifdef INSTALL_BLOBS |
| 178 | 178 |
BLOBS=bios.bin vgabios.bin vgabios-cirrus.bin ppc_rom.bin \ |
| 179 |
video.x openbios-sparc32 openbios-sparc64 openbios-ppc \
|
|
| 179 |
openbios-sparc32 openbios-sparc64 openbios-ppc \ |
|
| 180 | 180 |
gpxe-eepro100-80861209.rom \ |
| 181 | 181 |
gpxe-eepro100-80861229.rom \ |
| 182 | 182 |
pxe-e1000.bin \ |
| ... | ... | |
| 323 | 323 |
$(datadir)/vgabios.bin \ |
| 324 | 324 |
$(datadir)/vgabios-cirrus.bin \ |
| 325 | 325 |
$(datadir)/ppc_rom.bin \ |
| 326 |
$(datadir)/video.x \ |
|
| 327 | 326 |
$(datadir)/openbios-sparc32 \ |
| 328 | 327 |
$(datadir)/openbios-sparc64 \ |
| 329 | 328 |
$(datadir)/openbios-ppc \ |
| b/configure | ||
|---|---|---|
| 3084 | 3084 |
FILES="Makefile tests/Makefile" |
| 3085 | 3085 |
FILES="$FILES tests/cris/Makefile tests/cris/.gdbinit" |
| 3086 | 3086 |
FILES="$FILES tests/test-mmap.c" |
| 3087 |
FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps pc-bios/video.x"
|
|
| 3087 |
FILES="$FILES pc-bios/optionrom/Makefile pc-bios/keymaps" |
|
| 3088 | 3088 |
FILES="$FILES roms/seabios/Makefile roms/vgabios/Makefile" |
| 3089 | 3089 |
for bios_file in $source_path/pc-bios/*.bin $source_path/pc-bios/*.dtb $source_path/pc-bios/openbios-*; do |
| 3090 | 3090 |
FILES="$FILES pc-bios/`basename $bios_file`" |
| b/hw/ppc_mac.h | ||
|---|---|---|
| 30 | 30 |
|
| 31 | 31 |
#define BIOS_SIZE (1024 * 1024) |
| 32 | 32 |
#define BIOS_FILENAME "ppc_rom.bin" |
| 33 |
#define VGABIOS_FILENAME "video.x" |
|
| 34 | 33 |
#define NVRAM_SIZE 0x2000 |
| 35 | 34 |
#define PROM_FILENAME "openbios-ppc" |
| 36 | 35 |
#define PROM_ADDR 0xfff00000 |
| b/hw/ppc_newworld.c | ||
|---|---|---|
| 69 | 69 |
#include "blockdev.h" |
| 70 | 70 |
|
| 71 | 71 |
#define MAX_IDE_BUS 2 |
| 72 |
#define VGA_BIOS_SIZE 65536 |
|
| 73 | 72 |
#define CFG_ADDR 0xf0000510 |
| 74 | 73 |
|
| 75 | 74 |
/* debug UniNorth */ |
| ... | ... | |
| 134 | 133 |
qemu_irq *pic, **openpic_irqs; |
| 135 | 134 |
int unin_memory; |
| 136 | 135 |
int linux_boot, i; |
| 137 |
ram_addr_t ram_offset, bios_offset, vga_bios_offset;
|
|
| 136 |
ram_addr_t ram_offset, bios_offset; |
|
| 138 | 137 |
uint32_t kernel_base, initrd_base; |
| 139 | 138 |
long kernel_size, initrd_size; |
| 140 | 139 |
PCIBus *pci_bus; |
| 141 | 140 |
MacIONVRAMState *nvr; |
| 142 | 141 |
int nvram_mem_index; |
| 143 |
int vga_bios_size, bios_size;
|
|
| 142 |
int bios_size; |
|
| 144 | 143 |
int pic_mem_index, dbdma_mem_index, cuda_mem_index, escc_mem_index; |
| 145 | 144 |
int ide_mem_index[3]; |
| 146 | 145 |
int ppc_boot_device; |
| 147 | 146 |
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; |
| 148 | 147 |
void *fw_cfg; |
| 149 | 148 |
void *dbdma; |
| 150 |
uint8_t *vga_bios_ptr; |
|
| 151 | 149 |
int machine_arch; |
| 152 | 150 |
|
| 153 | 151 |
linux_boot = (kernel_filename != NULL); |
| ... | ... | |
| 167 | 165 |
} |
| 168 | 166 |
/* Set time-base frequency to 100 Mhz */ |
| 169 | 167 |
cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL); |
| 170 |
#if 0 |
|
| 171 |
env->osi_call = vga_osi_call; |
|
| 172 |
#endif |
|
| 173 | 168 |
qemu_register_reset((QEMUResetHandler*)&cpu_reset, env); |
| 174 | 169 |
envs[i] = env; |
| 175 | 170 |
} |
| ... | ... | |
| 199 | 194 |
exit(1); |
| 200 | 195 |
} |
| 201 | 196 |
|
| 202 |
/* allocate and load VGA BIOS */ |
|
| 203 |
vga_bios_offset = qemu_ram_alloc(NULL, "ppc_core99.vbios", VGA_BIOS_SIZE); |
|
| 204 |
vga_bios_ptr = qemu_get_ram_ptr(vga_bios_offset); |
|
| 205 |
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, VGABIOS_FILENAME); |
|
| 206 |
if (filename) {
|
|
| 207 |
vga_bios_size = load_image(filename, vga_bios_ptr + 8); |
|
| 208 |
qemu_free(filename); |
|
| 209 |
} else {
|
|
| 210 |
vga_bios_size = -1; |
|
| 211 |
} |
|
| 212 |
if (vga_bios_size < 0) {
|
|
| 213 |
/* if no bios is present, we can still work */ |
|
| 214 |
fprintf(stderr, "qemu: warning: could not load VGA bios '%s'\n", |
|
| 215 |
VGABIOS_FILENAME); |
|
| 216 |
vga_bios_size = 0; |
|
| 217 |
} else {
|
|
| 218 |
/* set a specific header (XXX: find real Apple format for NDRV |
|
| 219 |
drivers) */ |
|
| 220 |
vga_bios_ptr[0] = 'N'; |
|
| 221 |
vga_bios_ptr[1] = 'D'; |
|
| 222 |
vga_bios_ptr[2] = 'R'; |
|
| 223 |
vga_bios_ptr[3] = 'V'; |
|
| 224 |
cpu_to_be32w((uint32_t *)(vga_bios_ptr + 4), vga_bios_size); |
|
| 225 |
vga_bios_size += 8; |
|
| 226 |
|
|
| 227 |
/* Round to page boundary */ |
|
| 228 |
vga_bios_size = (vga_bios_size + TARGET_PAGE_SIZE - 1) & |
|
| 229 |
TARGET_PAGE_MASK; |
|
| 230 |
} |
|
| 231 |
|
|
| 232 | 197 |
if (linux_boot) {
|
| 233 | 198 |
uint64_t lowaddr = 0; |
| 234 | 199 |
int bswap_needed; |
| ... | ... | |
| 352 | 317 |
machine_arch = ARCH_MAC99; |
| 353 | 318 |
} |
| 354 | 319 |
/* init basic PC hardware */ |
| 355 |
pci_vga_init(pci_bus, vga_bios_offset, vga_bios_size);
|
|
| 320 |
pci_vga_init(pci_bus, 0, 0);
|
|
| 356 | 321 |
|
| 357 | 322 |
escc_mem_index = escc_init(0x80013000, pic[0x25], pic[0x24], |
| 358 | 323 |
serial_hds[0], serial_hds[1], ESCC_CLOCK, 4); |
| b/hw/ppc_oldworld.c | ||
|---|---|---|
| 1 |
|
|
| 1 | 2 |
/* |
| 2 | 3 |
* QEMU OldWorld PowerMac (currently ~G3 Beige) hardware System Emulator |
| 3 | 4 |
* |
| ... | ... | |
| 44 | 45 |
#include "blockdev.h" |
| 45 | 46 |
|
| 46 | 47 |
#define MAX_IDE_BUS 2 |
| 47 |
#define VGA_BIOS_SIZE 65536 |
|
| 48 | 48 |
#define CFG_ADDR 0xf0000510 |
| 49 | 49 |
|
| 50 |
/* temporary frame buffer OSI calls for the video.x driver. The right |
|
| 51 |
solution is to modify the driver to use VGA PCI I/Os */ |
|
| 52 |
/* XXX: to be removed. This is no way related to emulation */ |
|
| 53 |
static int vga_osi_call (CPUState *env) |
|
| 54 |
{
|
|
| 55 |
static int vga_vbl_enabled; |
|
| 56 |
int linesize; |
|
| 57 |
|
|
| 58 |
#if 0 |
|
| 59 |
printf("osi_call R5=%016" PRIx64 "\n", ppc_dump_gpr(env, 5));
|
|
| 60 |
#endif |
|
| 61 |
|
|
| 62 |
/* same handler as PearPC, coming from the original MOL video |
|
| 63 |
driver. */ |
|
| 64 |
switch(env->gpr[5]) {
|
|
| 65 |
case 4: |
|
| 66 |
break; |
|
| 67 |
case 28: /* set_vmode */ |
|
| 68 |
if (env->gpr[6] != 1 || env->gpr[7] != 0) |
|
| 69 |
env->gpr[3] = 1; |
|
| 70 |
else |
|
| 71 |
env->gpr[3] = 0; |
|
| 72 |
break; |
|
| 73 |
case 29: /* get_vmode_info */ |
|
| 74 |
if (env->gpr[6] != 0) {
|
|
| 75 |
if (env->gpr[6] != 1 || env->gpr[7] != 0) {
|
|
| 76 |
env->gpr[3] = 1; |
|
| 77 |
break; |
|
| 78 |
} |
|
| 79 |
} |
|
| 80 |
env->gpr[3] = 0; |
|
| 81 |
env->gpr[4] = (1 << 16) | 1; /* num_vmodes, cur_vmode */ |
|
| 82 |
env->gpr[5] = (1 << 16) | 0; /* num_depths, cur_depth_mode */ |
|
| 83 |
env->gpr[6] = (graphic_width << 16) | graphic_height; /* w, h */ |
|
| 84 |
env->gpr[7] = 85 << 16; /* refresh rate */ |
|
| 85 |
env->gpr[8] = (graphic_depth + 7) & ~7; /* depth (round to byte) */ |
|
| 86 |
linesize = ((graphic_depth + 7) >> 3) * graphic_width; |
|
| 87 |
linesize = (linesize + 3) & ~3; |
|
| 88 |
env->gpr[9] = (linesize << 16) | 0; /* row_bytes, offset */ |
|
| 89 |
break; |
|
| 90 |
case 31: /* set_video power */ |
|
| 91 |
env->gpr[3] = 0; |
|
| 92 |
break; |
|
| 93 |
case 39: /* video_ctrl */ |
|
| 94 |
if (env->gpr[6] == 0 || env->gpr[6] == 1) |
|
| 95 |
vga_vbl_enabled = env->gpr[6]; |
|
| 96 |
env->gpr[3] = 0; |
|
| 97 |
break; |
|
| 98 |
case 47: |
|
| 99 |
break; |
|
| 100 |
case 59: /* set_color */ |
|
| 101 |
/* R6 = index, R7 = RGB */ |
|
| 102 |
env->gpr[3] = 0; |
|
| 103 |
break; |
|
| 104 |
case 64: /* get color */ |
|
| 105 |
/* R6 = index */ |
|
| 106 |
env->gpr[3] = 0; |
|
| 107 |
break; |
|
| 108 |
case 116: /* set hwcursor */ |
|
| 109 |
/* R6 = x, R7 = y, R8 = visible, R9 = data */ |
|
| 110 |
break; |
|
| 111 |
default: |
|
| 112 |
fprintf(stderr, "unsupported OSI call R5=%016" PRIx64 "\n", |
|
| 113 |
ppc_dump_gpr(env, 5)); |
|
| 114 |
break; |
|
| 115 |
} |
|
| 116 |
|
|
| 117 |
return 1; /* osi_call handled */ |
|
| 118 |
} |
|
| 119 |
|
|
| 120 | 50 |
static int fw_cfg_boot_set(void *opaque, const char *boot_device) |
| 121 | 51 |
{
|
| 122 | 52 |
fw_cfg_add_i16(opaque, FW_CFG_BOOT_DEVICE, boot_device[0]); |
| ... | ... | |
| 140 | 70 |
char *filename; |
| 141 | 71 |
qemu_irq *pic, **heathrow_irqs; |
| 142 | 72 |
int linux_boot, i; |
| 143 |
ram_addr_t ram_offset, bios_offset, vga_bios_offset;
|
|
| 73 |
ram_addr_t ram_offset, bios_offset; |
|
| 144 | 74 |
uint32_t kernel_base, initrd_base; |
| 145 | 75 |
int32_t kernel_size, initrd_size; |
| 146 | 76 |
PCIBus *pci_bus; |
| 147 | 77 |
MacIONVRAMState *nvr; |
| 148 |
int vga_bios_size, bios_size;
|
|
| 78 |
int bios_size; |
|
| 149 | 79 |
int pic_mem_index, nvram_mem_index, dbdma_mem_index, cuda_mem_index; |
| 150 | 80 |
int escc_mem_index, ide_mem_index[2]; |
| 151 | 81 |
uint16_t ppc_boot_device; |
| 152 | 82 |
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; |
| 153 | 83 |
void *fw_cfg; |
| 154 | 84 |
void *dbdma; |
| 155 |
uint8_t *vga_bios_ptr; |
|
| 156 | 85 |
|
| 157 | 86 |
linux_boot = (kernel_filename != NULL); |
| 158 | 87 |
|
| ... | ... | |
| 167 | 96 |
} |
| 168 | 97 |
/* Set time-base frequency to 16.6 Mhz */ |
| 169 | 98 |
cpu_ppc_tb_init(env, 16600000UL); |
| 170 |
env->osi_call = vga_osi_call; |
|
| 171 | 99 |
qemu_register_reset((QEMUResetHandler*)&cpu_reset, env); |
| 172 | 100 |
envs[i] = env; |
| 173 | 101 |
} |
| ... | ... | |
| 203 | 131 |
exit(1); |
| 204 | 132 |
} |
| 205 | 133 |
|
| 206 |
/* allocate and load VGA BIOS */ |
|
| 207 |
vga_bios_offset = qemu_ram_alloc(NULL, "ppc_heathrow.vbios", VGA_BIOS_SIZE); |
|
| 208 |
vga_bios_ptr = qemu_get_ram_ptr(vga_bios_offset); |
|
| 209 |
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, VGABIOS_FILENAME); |
|
| 210 |
if (filename) {
|
|
| 211 |
vga_bios_size = load_image(filename, vga_bios_ptr + 8); |
|
| 212 |
qemu_free(filename); |
|
| 213 |
} else {
|
|
| 214 |
vga_bios_size = -1; |
|
| 215 |
} |
|
| 216 |
if (vga_bios_size < 0) {
|
|
| 217 |
/* if no bios is present, we can still work */ |
|
| 218 |
fprintf(stderr, "qemu: warning: could not load VGA bios '%s'\n", |
|
| 219 |
VGABIOS_FILENAME); |
|
| 220 |
vga_bios_size = 0; |
|
| 221 |
} else {
|
|
| 222 |
/* set a specific header (XXX: find real Apple format for NDRV |
|
| 223 |
drivers) */ |
|
| 224 |
vga_bios_ptr[0] = 'N'; |
|
| 225 |
vga_bios_ptr[1] = 'D'; |
|
| 226 |
vga_bios_ptr[2] = 'R'; |
|
| 227 |
vga_bios_ptr[3] = 'V'; |
|
| 228 |
cpu_to_be32w((uint32_t *)(vga_bios_ptr + 4), vga_bios_size); |
|
| 229 |
vga_bios_size += 8; |
|
| 230 |
|
|
| 231 |
/* Round to page boundary */ |
|
| 232 |
vga_bios_size = (vga_bios_size + TARGET_PAGE_SIZE - 1) & |
|
| 233 |
TARGET_PAGE_MASK; |
|
| 234 |
} |
|
| 235 |
|
|
| 236 | 134 |
if (linux_boot) {
|
| 237 | 135 |
uint64_t lowaddr = 0; |
| 238 | 136 |
int bswap_needed; |
| ... | ... | |
| 330 | 228 |
} |
| 331 | 229 |
pic = heathrow_pic_init(&pic_mem_index, 1, heathrow_irqs); |
| 332 | 230 |
pci_bus = pci_grackle_init(0xfec00000, pic); |
| 333 |
pci_vga_init(pci_bus, vga_bios_offset, vga_bios_size);
|
|
| 231 |
pci_vga_init(pci_bus, 0, 0);
|
|
| 334 | 232 |
|
| 335 | 233 |
escc_mem_index = escc_init(0x80013000, pic[0x0f], pic[0x10], serial_hds[0], |
| 336 | 234 |
serial_hds[1], ESCC_CLOCK, 4); |
| b/pc-bios/README | ||
|---|---|---|
| 7 | 7 |
- The PowerPC Open Hack'Ware Open Firmware Compatible BIOS is |
| 8 | 8 |
available at http://perso.magic.fr/l_indien/OpenHackWare/index.htm. |
| 9 | 9 |
|
| 10 |
- video.x is a PowerMac NDRV compatible driver for a VGA frame |
|
| 11 |
buffer. It comes from the Mac-on-Linux project |
|
| 12 |
(http://www.maconlinux.org/). |
|
| 13 |
|
|
| 14 | 10 |
- OpenBIOS (http://www.openbios.org/) is a free (GPL v2) portable |
| 15 | 11 |
firmware implementation. The goal is to implement a 100% IEEE |
| 16 | 12 |
1275-1994 (referred to as Open Firmware) compliant firmware. |
| b/target-ppc/cpu.h | ||
|---|---|---|
| 700 | 700 |
int power_mode; |
| 701 | 701 |
int (*check_pow)(CPUPPCState *env); |
| 702 | 702 |
|
| 703 |
/* temporary hack to handle OSI calls (only used if non NULL) */ |
|
| 704 |
int (*osi_call)(struct CPUPPCState *env); |
|
| 705 |
|
|
| 706 | 703 |
#if !defined(CONFIG_USER_ONLY) |
| 707 | 704 |
void *load_info; /* Holds boot loading state. */ |
| 708 | 705 |
#endif |
| b/target-ppc/helper.c | ||
|---|---|---|
| 2226 | 2226 |
new_msr |= (target_ulong)MSR_HVB; |
| 2227 | 2227 |
goto store_current; |
| 2228 | 2228 |
case POWERPC_EXCP_SYSCALL: /* System call exception */ |
| 2229 |
/* NOTE: this is a temporary hack to support graphics OSI |
|
| 2230 |
calls from the MOL driver */ |
|
| 2231 |
/* XXX: To be removed */ |
|
| 2232 |
if (env->gpr[3] == 0x113724fa && env->gpr[4] == 0x77810f9b && |
|
| 2233 |
env->osi_call) {
|
|
| 2234 |
if (env->osi_call(env) != 0) {
|
|
| 2235 |
env->exception_index = POWERPC_EXCP_NONE; |
|
| 2236 |
env->error_code = 0; |
|
| 2237 |
return; |
|
| 2238 |
} |
|
| 2239 |
} |
|
| 2240 | 2229 |
dump_syscall(env); |
| 2241 | 2230 |
lev = env->error_code; |
| 2242 | 2231 |
if (lev == 1 || (lpes0 == 0 && lpes1 == 0)) |
Also available in: Unified diff