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amd64 port

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git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@764 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-04-26 19:46:45 +00:00
parent d927637dca
commit 7fd7b91fac
1 changed files with 22 additions and 20 deletions
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42
hw/ppc_prep.c
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@ -55,7 +55,6 @@ do { \
#endif #endif
#define BIOS_FILENAME "ppc_rom.bin" #define BIOS_FILENAME "ppc_rom.bin"
#define LINUX_BOOT_FILENAME "linux_boot.bin"
#define KERNEL_LOAD_ADDR 0x00000000 #define KERNEL_LOAD_ADDR 0x00000000
#define KERNEL_STACK_ADDR 0x00400000 #define KERNEL_STACK_ADDR 0x00400000
@ -677,13 +676,18 @@ static void VGA_init (void)
extern CPUPPCState *global_env; extern CPUPPCState *global_env;
static uint32_t get_le32 (void *addr)
{
return le32_to_cpu(*((uint32_t *)addr));
}
void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size, void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size,
uint32_t kernel_addr, uint32_t kernel_size, uint32_t kernel_addr, uint32_t kernel_size,
uint32_t stack_addr, int boot_device, uint32_t stack_addr, int boot_device,
const unsigned char *initrd_file) const unsigned char *initrd_file)
{ {
CPUPPCState *env = global_env; CPUPPCState *env = global_env;
char *p; uint8_t *p;
#if !defined (USE_OPEN_FIRMWARE) #if !defined (USE_OPEN_FIRMWARE)
char *tmp; char *tmp;
uint32_t tmpi[2]; uint32_t tmpi[2];
@ -697,8 +701,7 @@ void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size,
/* Fake bootloader */ /* Fake bootloader */
{ {
#if 1 #if 1
uint32_t offset = uint32_t offset = get_le32(phys_ram_base + kernel_addr);
*((uint32_t *)(phys_ram_base + kernel_addr));
#else #else
uint32_t offset = 12; uint32_t offset = 12;
#endif #endif
@ -723,7 +726,7 @@ void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size,
* it's not ready to handle it... * it's not ready to handle it...
*/ */
env->decr = 0xFFFFFFFF; env->decr = 0xFFFFFFFF;
p = (void *)(phys_ram_base + kernel_addr); p = phys_ram_base + kernel_addr;
#if !defined (USE_OPEN_FIRMWARE) #if !defined (USE_OPEN_FIRMWARE)
/* Let's register the whole memory available only in supervisor mode */ /* Let's register the whole memory available only in supervisor mode */
setup_BAT(env, 0, 0x00000000, 0x00000000, mem_size, 1, 0, 2); setup_BAT(env, 0, 0x00000000, 0x00000000, mem_size, 1, 0, 2);
@ -732,7 +735,7 @@ void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size,
*/ */
put_long(p, 0xdeadc0de); put_long(p, 0xdeadc0de);
/* Build a real stack room */ /* Build a real stack room */
p = (void *)(phys_ram_base + stack_addr); p = phys_ram_base + stack_addr;
put_long(p, stack_addr); put_long(p, stack_addr);
p -= 32; p -= 32;
env->gpr[1] -= 32; env->gpr[1] -= 32;
@ -742,7 +745,7 @@ void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size,
int size; int size;
env->gpr[4] = (kernel_addr + kernel_size + 4095) & ~4095; env->gpr[4] = (kernel_addr + kernel_size + 4095) & ~4095;
size = load_initrd(initrd_file, size = load_initrd(initrd_file,
(void *)((uint32_t)phys_ram_base + env->gpr[4])); phys_ram_base + env->gpr[4]);
if (size < 0) { if (size < 0) {
/* No initrd */ /* No initrd */
env->gpr[4] = env->gpr[5] = 0; env->gpr[4] = env->gpr[5] = 0;
@ -759,17 +762,17 @@ void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size,
* The BSS starts after the kernel end. * The BSS starts after the kernel end.
*/ */
#if 0 #if 0
p = (void *)(((uint32_t)phys_ram_base + kernel_addr + p = phys_ram_base + kernel_addr +
kernel_size + (1 << 20) - 1) & ~((1 << 20) - 1)); kernel_size + (1 << 20) - 1) & ~((1 << 20) - 1);
#else #else
p = (void *)((uint32_t)phys_ram_base + kernel_addr + 0x400000); p = phys_ram_base + kernel_addr + 0x400000;
#endif #endif
if (loglevel > 0) { if (loglevel > 0) {
fprintf(logfile, "bootinfos: %p 0x%08x\n", fprintf(logfile, "bootinfos: %p 0x%08x\n",
p, (uint32_t)p - (uint32_t)phys_ram_base); p, (int)(p - phys_ram_base));
} else { } else {
printf("bootinfos: %p 0x%08x\n", printf("bootinfos: %p 0x%08x\n",
p, (uint32_t)p - (uint32_t)phys_ram_base); p, (int)(p - phys_ram_base));
} }
/* Command line: let's put it after bootinfos */ /* Command line: let's put it after bootinfos */
#if 0 #if 0
@ -782,7 +785,7 @@ void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size,
boot_devs[boot_device - 'a'].name, boot_devs[boot_device - 'a'].name,
mem_size >> 20); mem_size >> 20);
#endif #endif
env->gpr[6] = (uint32_t)p + 0x1000 - (uint32_t)phys_ram_base; env->gpr[6] = p + 0x1000 - phys_ram_base;
env->gpr[7] = env->gpr[6] + strlen(p + 0x1000); env->gpr[7] = env->gpr[6] + strlen(p + 0x1000);
if (loglevel > 0) { if (loglevel > 0) {
fprintf(logfile, "cmdline: %p 0x%08x [%s]\n", fprintf(logfile, "cmdline: %p 0x%08x [%s]\n",
@ -795,7 +798,7 @@ void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size,
p = set_bootinfo_tag(p, 0x1010, 0, 0); p = set_bootinfo_tag(p, 0x1010, 0, 0);
/* BI_CMD_LINE */ /* BI_CMD_LINE */
p = set_bootinfo_tag(p, 0x1012, env->gpr[7] - env->gpr[6], p = set_bootinfo_tag(p, 0x1012, env->gpr[7] - env->gpr[6],
(void *)(env->gpr[6] + (uint32_t)phys_ram_base)); env->gpr[6] + phys_ram_base);
/* BI_MEM_SIZE */ /* BI_MEM_SIZE */
tmp = (void *)tmpi; tmp = (void *)tmpi;
tmp[0] = (mem_size >> 24) & 0xFF; tmp[0] = (mem_size >> 24) & 0xFF;
@ -823,8 +826,7 @@ void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size,
setup_BAT(env, 0, 0x01000000, kernel_addr, 0x00400000, 1, 0, 2); setup_BAT(env, 0, 0x01000000, kernel_addr, 0x00400000, 1, 0, 2);
{ {
#if 0 #if 0
uint32_t offset = uint32_t offset = get_le32(phys_ram_base + kernel_addr);
*((uint32_t *)(phys_ram_base + kernel_addr));
#else #else
uint32_t offset = 12; uint32_t offset = 12;
#endif #endif
@ -832,7 +834,7 @@ void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size,
printf("Start address: 0x%08x\n", env->nip); printf("Start address: 0x%08x\n", env->nip);
} }
env->gpr[1] = env->nip + (1 << 22); env->gpr[1] = env->nip + (1 << 22);
p = (void *)(phys_ram_base + stack_addr); p = phys_ram_base + stack_addr;
put_long(p - 32, stack_addr); put_long(p - 32, stack_addr);
env->gpr[1] -= 32; env->gpr[1] -= 32;
printf("Kernel starts at 0x%08x stack 0x%08x\n", env->nip, env->gpr[1]); printf("Kernel starts at 0x%08x stack 0x%08x\n", env->nip, env->gpr[1]);
@ -869,10 +871,10 @@ void PPC_init_hw (/*CPUPPCState *env,*/ uint32_t mem_size,
/* Command line: let's put it just over the stack */ /* Command line: let's put it just over the stack */
#if 0 #if 0
#if 0 #if 0
p = (void *)(((uint32_t)phys_ram_base + kernel_addr + p = phys_ram_base + kernel_addr +
kernel_size + (1 << 20) - 1) & ~((1 << 20) - 1)); kernel_size + (1 << 20) - 1) & ~((1 << 20) - 1);
#else #else
p = (void *)((uint32_t)phys_ram_base + kernel_addr + 0x400000); p = phys_ram_base + kernel_addr + 0x400000;
#endif #endif
#if 1 #if 1
sprintf(p, "console=ttyS0,9600 root=%02x%02x mem=%dM", sprintf(p, "console=ttyS0,9600 root=%02x%02x mem=%dM",