#include "blockdev.h"
#define MAX_IDE_BUS 2
-#define VGA_BIOS_SIZE 65536
#define CFG_ADDR 0xf0000510
/* debug UniNorth */
return (addr & 0x0fffffff) + KERNEL_LOAD_ADDR;
}
+static target_phys_addr_t round_page(target_phys_addr_t addr)
+{
+ return (addr + TARGET_PAGE_SIZE - 1) & TARGET_PAGE_MASK;
+}
+
/* PowerPC Mac99 hardware initialisation */
static void ppc_core99_init (ram_addr_t ram_size,
const char *boot_device,
const char *initrd_filename,
const char *cpu_model)
{
- CPUState *env = NULL, *envs[MAX_CPUS];
+ CPUState *env = NULL;
char *filename;
qemu_irq *pic, **openpic_irqs;
int unin_memory;
int linux_boot, i;
- ram_addr_t ram_offset, bios_offset, vga_bios_offset;
- uint32_t kernel_base, initrd_base;
+ ram_addr_t ram_offset, bios_offset;
+ target_phys_addr_t kernel_base, initrd_base, cmdline_base = 0;
long kernel_size, initrd_size;
PCIBus *pci_bus;
MacIONVRAMState *nvr;
int nvram_mem_index;
- int vga_bios_size, bios_size;
+ int bios_size;
int pic_mem_index, dbdma_mem_index, cuda_mem_index, escc_mem_index;
int ide_mem_index[3];
int ppc_boot_device;
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS];
void *fw_cfg;
void *dbdma;
- uint8_t *vga_bios_ptr;
int machine_arch;
linux_boot = (kernel_filename != NULL);
}
/* Set time-base frequency to 100 Mhz */
cpu_ppc_tb_init(env, 100UL * 1000UL * 1000UL);
-#if 0
- env->osi_call = vga_osi_call;
-#endif
qemu_register_reset((QEMUResetHandler*)&cpu_reset, env);
- envs[i] = env;
}
/* allocate RAM */
exit(1);
}
- /* allocate and load VGA BIOS */
- vga_bios_offset = qemu_ram_alloc(NULL, "ppc_core99.vbios", VGA_BIOS_SIZE);
- vga_bios_ptr = qemu_get_ram_ptr(vga_bios_offset);
- filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, VGABIOS_FILENAME);
- if (filename) {
- vga_bios_size = load_image(filename, vga_bios_ptr + 8);
- qemu_free(filename);
- } else {
- vga_bios_size = -1;
- }
- if (vga_bios_size < 0) {
- /* if no bios is present, we can still work */
- fprintf(stderr, "qemu: warning: could not load VGA bios '%s'\n",
- VGABIOS_FILENAME);
- vga_bios_size = 0;
- } else {
- /* set a specific header (XXX: find real Apple format for NDRV
- drivers) */
- vga_bios_ptr[0] = 'N';
- vga_bios_ptr[1] = 'D';
- vga_bios_ptr[2] = 'R';
- vga_bios_ptr[3] = 'V';
- cpu_to_be32w((uint32_t *)(vga_bios_ptr + 4), vga_bios_size);
- vga_bios_size += 8;
-
- /* Round to page boundary */
- vga_bios_size = (vga_bios_size + TARGET_PAGE_SIZE - 1) &
- TARGET_PAGE_MASK;
- }
-
if (linux_boot) {
uint64_t lowaddr = 0;
int bswap_needed;
}
/* load initrd */
if (initrd_filename) {
- initrd_base = INITRD_LOAD_ADDR;
+ initrd_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
initrd_size = load_image_targphys(initrd_filename, initrd_base,
ram_size - initrd_base);
if (initrd_size < 0) {
initrd_filename);
exit(1);
}
+ cmdline_base = round_page(initrd_base + initrd_size);
} else {
initrd_base = 0;
initrd_size = 0;
+ cmdline_base = round_page(kernel_base + kernel_size + KERNEL_GAP);
}
ppc_boot_device = 'm';
} else {
isa_mem_base = 0x80000000;
/* Register 8 MB of ISA IO space */
- isa_mmio_init(0xf2000000, 0x00800000, 1);
+ isa_mmio_init(0xf2000000, 0x00800000);
/* UniN init */
- unin_memory = cpu_register_io_memory(unin_read, unin_write, NULL);
+ unin_memory = cpu_register_io_memory(unin_read, unin_write, NULL,
+ DEVICE_NATIVE_ENDIAN);
cpu_register_physical_memory(0xf8000000, 0x00001000, unin_memory);
openpic_irqs = qemu_mallocz(smp_cpus * sizeof(qemu_irq *));
machine_arch = ARCH_MAC99;
}
/* init basic PC hardware */
- pci_vga_init(pci_bus, vga_bios_offset, vga_bios_size);
+ pci_vga_init(pci_bus);
escc_mem_index = escc_init(0x80013000, pic[0x25], pic[0x24],
serial_hds[0], serial_hds[1], ESCC_CLOCK, 4);
for(i = 0; i < nb_nics; i++)
pci_nic_init_nofail(&nd_table[i], "ne2k_pci", NULL);
- if (drive_get_max_bus(IF_IDE) >= MAX_IDE_BUS) {
- fprintf(stderr, "qemu: too many IDE bus\n");
- exit(1);
- }
+ ide_drive_get(hd, MAX_IDE_BUS);
dbdma = DBDMA_init(&dbdma_mem_index);
/* We only emulate 2 out of 3 IDE controllers for now */
ide_mem_index[0] = -1;
- hd[0] = drive_get(IF_IDE, 0, 0);
- hd[1] = drive_get(IF_IDE, 0, 1);
ide_mem_index[1] = pmac_ide_init(hd, pic[0x0d], dbdma, 0x16, pic[0x02]);
- hd[0] = drive_get(IF_IDE, 1, 0);
- hd[1] = drive_get(IF_IDE, 1, 1);
- ide_mem_index[2] = pmac_ide_init(hd, pic[0x0e], dbdma, 0x1a, pic[0x02]);
+ ide_mem_index[2] = pmac_ide_init(&hd[MAX_IDE_DEVS], pic[0x0e], dbdma, 0x1a, pic[0x02]);
/* cuda also initialize ADB */
if (machine_arch == ARCH_MAC99_U3) {
fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_ADDR, kernel_base);
fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_SIZE, kernel_size);
if (kernel_cmdline) {
- fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, CMDLINE_ADDR);
- pstrcpy_targphys("cmdline", CMDLINE_ADDR, TARGET_PAGE_SIZE, kernel_cmdline);
+ fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, cmdline_base);
+ pstrcpy_targphys("cmdline", cmdline_base, TARGET_PAGE_SIZE, kernel_cmdline);
} else {
fw_cfg_add_i32(fw_cfg, FW_CFG_KERNEL_CMDLINE, 0);
}
projects / qemu.git / blobdiff