/* DBDMA: currently no op - should suffice right now */
-static void dbdma_writeb (void *opaque, target_phys_addr_t addr, uint32_t value)
+static void dbdma_writeb (void *opaque,
+ target_phys_addr_t addr, uint32_t value)
{
printf("%s: 0x" PADDRX " <= 0x%08x\n", __func__, addr, value);
}
-static void dbdma_writew (void *opaque, target_phys_addr_t addr, uint32_t value)
+static void dbdma_writew (void *opaque,
+ target_phys_addr_t addr, uint32_t value)
{
}
-static void dbdma_writel (void *opaque, target_phys_addr_t addr, uint32_t value)
+static void dbdma_writel (void *opaque,
+ target_phys_addr_t addr, uint32_t value)
{
}
static uint32_t dbdma_readb (void *opaque, target_phys_addr_t addr)
{
printf("%s: 0x" PADDRX " => 0x00000000\n", __func__, addr);
+
return 0;
}
uint8_t data[0x2000];
} MacIONVRAMState;
-static void macio_nvram_writeb (void *opaque, target_phys_addr_t addr, uint32_t value)
+static void macio_nvram_writeb (void *opaque,
+ target_phys_addr_t addr, uint32_t value)
{
MacIONVRAMState *s = opaque;
addr = (addr >> 4) & 0x1fff;
addr = (addr >> 4) & 0x1fff;
value = s->data[addr];
// printf("macio_nvram_readb %04x = %02x\n", addr, value);
+
return value;
}
&macio_nvram_readb,
};
-static MacIONVRAMState *macio_nvram_init(void)
+static MacIONVRAMState *macio_nvram_init (void)
{
MacIONVRAMState *s;
s = qemu_mallocz(sizeof(MacIONVRAMState));
return NULL;
macio_nvram_mem_index = cpu_register_io_memory(0, macio_nvram_read,
macio_nvram_write, s);
+
return s;
}
-static void macio_map(PCIDevice *pci_dev, int region_num,
- uint32_t addr, uint32_t size, int type)
+static void macio_map (PCIDevice *pci_dev, int region_num,
+ uint32_t addr, uint32_t size, int type)
{
if (heathrow_pic_mem_index >= 0) {
cpu_register_physical_memory(addr + 0x00000, 0x1000,
openpic_mem_index);
}
if (macio_nvram_mem_index >= 0)
- cpu_register_physical_memory(addr + 0x60000, 0x20000, macio_nvram_mem_index);
+ cpu_register_physical_memory(addr + 0x60000, 0x20000,
+ macio_nvram_mem_index);
}
-static void macio_init(PCIBus *bus, int device_id)
+static void macio_init (PCIBus *bus, int device_id)
{
PCIDevice *d;
d->config[0x0e] = 0x00; // header_type
d->config[0x3d] = 0x01; // interrupt on pin 1
-
+
dbdma_mem_index = cpu_register_io_memory(0, dbdma_read, dbdma_write, NULL);
pci_register_io_region(d, 0, 0x80000,
/* temporary frame buffer OSI calls for the video.x driver. The right
solution is to modify the driver to use VGA PCI I/Os */
-static int vga_osi_call(CPUState *env)
+/* XXX: to be removed. This is no way related to emulation */
+static int vga_osi_call (CPUState *env)
{
static int vga_vbl_enabled;
int linesize;
-
+
// printf("osi_call R5=%d\n", env->gpr[5]);
/* same handler as PearPC, coming from the original MOL video
fprintf(stderr, "unsupported OSI call R5=" REGX "\n", env->gpr[5]);
break;
}
+
return 1; /* osi_call handled */
}
-static uint8_t nvram_chksum(const uint8_t *buf, int n)
+static uint8_t nvram_chksum (const uint8_t *buf, int n)
{
int sum, i;
sum = 0;
}
/* set a free Mac OS NVRAM partition */
-void pmac_format_nvram_partition(uint8_t *buf, int len)
+void pmac_format_nvram_partition (uint8_t *buf, int len)
{
char partition_name[12] = "wwwwwwwwwwww";
-
+
buf[0] = 0x7f; /* free partition magic */
buf[1] = 0; /* checksum */
buf[2] = len >> 8;
buf[3] = len;
memcpy(buf + 4, partition_name, 12);
buf[1] = nvram_chksum(buf, 16);
-}
+}
/* PowerPC CHRP hardware initialisation */
static void ppc_chrp_init (int ram_size, int vga_ram_size, int boot_device,
/* init CPUs */
env = cpu_init();
- qemu_register_reset(&cpu_ppc_reset, env);
- register_savevm("cpu", 0, 3, cpu_save, cpu_load, env);
-
- /* Default CPU is a generic 74x/75x */
if (cpu_model == NULL)
- cpu_model = "750";
- /* XXX: CPU model (or PVR) should be provided on command line */
- // ppc_find_by_name("750gx", &def); // Linux boot OK
- // ppc_find_by_name("750fx", &def); // Linux boot OK
- /* Linux does not boot on 750cxe (and probably other 750cx based)
- * because it assumes it has 8 IBAT & DBAT pairs as it only have 4.
- */
+ cpu_model = "default";
ppc_find_by_name(cpu_model, &def);
if (def == NULL) {
cpu_abort(env, "Unable to find PowerPC CPU definition\n");
}
for (i = 0; i < smp_cpus; i++) {
cpu_ppc_register(env, def);
+ cpu_ppc_reset(env);
/* Set time-base frequency to 100 Mhz */
cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL);
env->osi_call = vga_osi_call;
+ qemu_register_reset(&cpu_ppc_reset, env);
+ register_savevm("cpu", 0, 3, cpu_save, cpu_load, env);
envs[i] = env;
}
/* allocate and load BIOS */
bios_offset = ram_size + vga_ram_size;
- snprintf(buf, sizeof(buf), "%s/%s", bios_dir, BIOS_FILENAME);
+ if (bios_name == NULL)
+ bios_name = BIOS_FILENAME;
+ snprintf(buf, sizeof(buf), "%s/%s", bios_dir, bios_name);
bios_size = load_image(buf, phys_ram_base + bios_offset);
if (bios_size < 0 || bios_size > BIOS_SIZE) {
cpu_abort(env, "qemu: could not load PowerPC bios '%s'\n", buf);
bios_size = (bios_size + 0xfff) & ~0xfff;
cpu_register_physical_memory((uint32_t)(-bios_size),
bios_size, bios_offset | IO_MEM_ROM);
-
+
/* allocate and load VGA BIOS */
vga_bios_offset = bios_offset + bios_size;
snprintf(buf, sizeof(buf), "%s/%s", bios_dir, VGABIOS_FILENAME);
vga_bios_size += 8;
}
vga_bios_size = (vga_bios_size + 0xfff) & ~0xfff;
-
+
if (linux_boot) {
kernel_base = KERNEL_LOAD_ADDR;
/* now we can load the kernel */
/* XXX: suppress that */
dummy_irq = i8259_init(NULL);
-
+
/* XXX: use Mac Serial port */
serial_init(0x3f8, dummy_irq[4], serial_hds[0]);
-
+
for(i = 0; i < nb_nics; i++) {
if (!nd_table[i].model)
nd_table[i].model = "ne2k_pci";
pci_nic_init(pci_bus, &nd_table[i], -1);
}
-
+
pci_cmd646_ide_init(pci_bus, &bs_table[0], 0);
/* cuda also initialize ADB */
cuda_mem_index = cuda_init(pic[0x12]);
-
+
adb_kbd_init(&adb_bus);
adb_mouse_init(&adb_bus);
-
+
{
MacIONVRAMState *nvr;
nvr = macio_nvram_init();
openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
((qemu_irq *)env->irq_inputs)[PPC6xx_INPUT_HRESET];
break;
+#if defined(TARGET_PPC64)
case PPC_FLAGS_INPUT_970:
openpic_irqs[i] = openpic_irqs[0] + (i * OPENPIC_OUTPUT_NB);
openpic_irqs[i][OPENPIC_OUTPUT_INT] =
openpic_irqs[i][OPENPIC_OUTPUT_RESET] =
((qemu_irq *)env->irq_inputs)[PPC970_INPUT_HRESET];
break;
+#endif /* defined(TARGET_PPC64) */
default:
- cpu_abort(env,
- "Only bus model not supported on mac99 machine\n");
+ cpu_abort(env, "Bus model not supported on mac99 machine\n");
exit(1);
}
}
#endif
/* cuda also initialize ADB */
cuda_mem_index = cuda_init(pic[0x19]);
-
+
adb_kbd_init(&adb_bus);
adb_mouse_init(&adb_bus);
-
+
macio_init(pci_bus, 0x0022);
-
+
nvram = m48t59_init(dummy_irq[8], 0xFFF04000, 0x0074, NVRAM_SIZE, 59);
-
+
arch_name = "MAC99";
}
kernel_filename, kernel_cmdline,
initrd_filename, cpu_model, 0);
}
-
+
static void ppc_heathrow_init (int ram_size, int vga_ram_size, int boot_device,
DisplayState *ds, const char **fd_filename,
int snapshot,
projects / qemu / blobdiff