#include "loader.h"
#include "elf.h"
#include "kvm.h"
+#include "kvm_ppc.h"
+#include "hw/usb.h"
+#include "blockdev.h"
#define MAX_IDE_BUS 2
-#define VGA_BIOS_SIZE 65536
#define CFG_ADDR 0xf0000510
/* debug UniNorth */
return 0;
}
+static uint64_t translate_kernel_address(void *opaque, uint64_t addr)
+{
+ 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, kernel_size, initrd_base, initrd_size;
+ 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;
}
- /* Make sure all register sets take effect */
- cpu_synchronize_state(env);
-
/* allocate RAM */
- ram_offset = qemu_ram_alloc(ram_size);
+ ram_offset = qemu_ram_alloc(NULL, "ppc_core99.ram", ram_size);
cpu_register_physical_memory(0, ram_size, ram_offset);
/* allocate and load BIOS */
- bios_offset = qemu_ram_alloc(BIOS_SIZE);
+ bios_offset = qemu_ram_alloc(NULL, "ppc_core99.bios", BIOS_SIZE);
if (bios_name == NULL)
bios_name = PROM_FILENAME;
filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name);
/* Load OpenBIOS (ELF) */
if (filename) {
- bios_size = load_elf(filename, 0, NULL, NULL, NULL, 1, ELF_MACHINE, 0);
+ bios_size = load_elf(filename, NULL, NULL, NULL,
+ NULL, NULL, 1, ELF_MACHINE, 0);
qemu_free(filename);
} else {
exit(1);
}
- /* allocate and load VGA BIOS */
- vga_bios_offset = qemu_ram_alloc(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;
#endif
kernel_base = KERNEL_LOAD_ADDR;
- /* Now we can load the kernel. The first step tries to load the kernel
- supposing PhysAddr = 0x00000000. If that was wrong the kernel is
- loaded again, the new PhysAddr being computed from lowaddr. */
- kernel_size = load_elf(kernel_filename, kernel_base, NULL, &lowaddr, NULL,
- 1, ELF_MACHINE, 0);
- if (kernel_size > 0 && lowaddr != KERNEL_LOAD_ADDR) {
- kernel_size = load_elf(kernel_filename, (2 * kernel_base) - lowaddr,
- NULL, NULL, NULL, 1, ELF_MACHINE, 0);
- }
+ kernel_size = load_elf(kernel_filename, translate_kernel_address, NULL,
+ NULL, &lowaddr, NULL, 1, ELF_MACHINE, 0);
if (kernel_size < 0)
kernel_size = load_aout(kernel_filename, kernel_base,
ram_size - kernel_base, 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_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);
- }
- for(i = 0; i < MAX_IDE_BUS * MAX_IDE_DEVS; i++) {
- hd[i] = drive_get(IF_IDE, i / MAX_IDE_DEVS, i % MAX_IDE_DEVS);
- }
+ ide_drive_get(hd, MAX_IDE_BUS);
dbdma = DBDMA_init(&dbdma_mem_index);
- pci_cmd646_ide_init(pci_bus, hd, 0);
+
+ /* We only emulate 2 out of 3 IDE controllers for now */
+ ide_mem_index[0] = -1;
+ ide_mem_index[1] = pmac_ide_init(hd, pic[0x0d], dbdma, 0x16, 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) {
+ usb_enabled = 1;
+ }
cuda_init(&cuda_mem_index, pic[0x19]);
adb_kbd_init(&adb_bus);
adb_mouse_init(&adb_bus);
-
macio_init(pci_bus, PCI_DEVICE_ID_APPLE_UNI_N_KEYL, 0, pic_mem_index,
- dbdma_mem_index, cuda_mem_index, NULL, 0, NULL,
+ dbdma_mem_index, cuda_mem_index, NULL, 3, ide_mem_index,
escc_mem_index);
if (usb_enabled) {
usb_ohci_init_pci(pci_bus, -1);
}
+ /* U3 needs to use USB for input because Linux doesn't support via-cuda
+ on PPC64 */
+ if (machine_arch == ARCH_MAC99_U3) {
+ usbdevice_create("keyboard");
+ usbdevice_create("mouse");
+ }
+
if (graphic_depth != 15 && graphic_depth != 32 && graphic_depth != 8)
graphic_depth = 15;
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);
}
fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_HEIGHT, graphic_height);
fw_cfg_add_i16(fw_cfg, FW_CFG_PPC_DEPTH, graphic_depth);
+ fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_IS_KVM, kvm_enabled());
+ if (kvm_enabled()) {
+#ifdef CONFIG_KVM
+ uint8_t *hypercall;
+
+ fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, kvmppc_get_tbfreq());
+ hypercall = qemu_malloc(16);
+ kvmppc_get_hypercall(env, hypercall, 16);
+ fw_cfg_add_bytes(fw_cfg, FW_CFG_PPC_KVM_HC, hypercall, 16);
+ fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_KVM_PID, getpid());
+#endif
+ } else {
+ fw_cfg_add_i32(fw_cfg, FW_CFG_PPC_TBFREQ, get_ticks_per_sec());
+ }
+
qemu_register_boot_set(fw_cfg_boot_set, fw_cfg);
}
projects / qemu.git / blobdiff