Revision 3d53f5c3
| b/hw/pc.c | ||
|---|---|---|
| 834 | 834 |
return qemu_allocate_irqs(pic_irq_request, NULL, 1); |
| 835 | 835 |
} |
| 836 | 836 |
|
| 837 |
/* PC hardware initialisation */ |
|
| 838 |
static void pc_init1(ram_addr_t ram_size, |
|
| 839 |
const char *boot_device, |
|
| 840 |
const char *kernel_filename, |
|
| 841 |
const char *kernel_cmdline, |
|
| 842 |
const char *initrd_filename, |
|
| 843 |
const char *cpu_model, |
|
| 844 |
int pci_enabled) |
|
| 837 |
static void pc_memory_init(ram_addr_t ram_size, |
|
| 838 |
const char *kernel_filename, |
|
| 839 |
const char *kernel_cmdline, |
|
| 840 |
const char *initrd_filename, |
|
| 841 |
ram_addr_t *below_4g_mem_size_p, |
|
| 842 |
ram_addr_t *above_4g_mem_size_p) |
|
| 845 | 843 |
{
|
| 846 | 844 |
char *filename; |
| 847 | 845 |
int ret, linux_boot, i; |
| 848 | 846 |
ram_addr_t ram_addr, bios_offset, option_rom_offset; |
| 849 | 847 |
ram_addr_t below_4g_mem_size, above_4g_mem_size = 0; |
| 850 | 848 |
int bios_size, isa_bios_size; |
| 851 |
PCIBus *pci_bus; |
|
| 852 |
PCII440FXState *i440fx_state; |
|
| 853 |
int piix3_devfn = -1; |
|
| 854 |
qemu_irq *cpu_irq; |
|
| 855 |
qemu_irq *isa_irq; |
|
| 856 |
qemu_irq *i8259; |
|
| 857 |
qemu_irq *cmos_s3; |
|
| 858 |
qemu_irq *smi_irq; |
|
| 859 |
IsaIrqState *isa_irq_state; |
|
| 860 |
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; |
|
| 861 |
DriveInfo *fd[MAX_FD]; |
|
| 862 |
void *fw_cfg; |
|
| 863 |
FDCtrl *floppy_controller; |
|
| 864 |
RTCState *rtc_state; |
|
| 865 |
PITState *pit; |
|
| 849 |
void **fw_cfg; |
|
| 866 | 850 |
|
| 867 | 851 |
if (ram_size >= 0xe0000000 ) {
|
| 868 | 852 |
above_4g_mem_size = ram_size - 0xe0000000; |
| ... | ... | |
| 870 | 854 |
} else {
|
| 871 | 855 |
below_4g_mem_size = ram_size; |
| 872 | 856 |
} |
| 857 |
*above_4g_mem_size_p = above_4g_mem_size; |
|
| 858 |
*below_4g_mem_size_p = below_4g_mem_size; |
|
| 873 | 859 |
|
| 874 | 860 |
linux_boot = (kernel_filename != NULL); |
| 875 | 861 |
|
| 876 |
pc_cpus_init(cpu_model); |
|
| 877 |
|
|
| 878 |
vmport_init(); |
|
| 879 |
|
|
| 880 | 862 |
/* allocate RAM */ |
| 881 | 863 |
ram_addr = qemu_ram_alloc(below_4g_mem_size); |
| 882 | 864 |
cpu_register_physical_memory(0, 0xa0000, ram_addr); |
| ... | ... | |
| 939 | 921 |
rom_set_fw(fw_cfg); |
| 940 | 922 |
|
| 941 | 923 |
if (linux_boot) {
|
| 942 |
load_linux(fw_cfg, kernel_filename, initrd_filename, kernel_cmdline, below_4g_mem_size); |
|
| 924 |
load_linux(*fw_cfg, kernel_filename, initrd_filename, kernel_cmdline, below_4g_mem_size);
|
|
| 943 | 925 |
} |
| 944 | 926 |
|
| 945 | 927 |
for (i = 0; i < nb_option_roms; i++) {
|
| 946 | 928 |
rom_add_option(option_rom[i]); |
| 947 | 929 |
} |
| 930 |
} |
|
| 931 |
|
|
| 932 |
/* PC hardware initialisation */ |
|
| 933 |
static void pc_init1(ram_addr_t ram_size, |
|
| 934 |
const char *boot_device, |
|
| 935 |
const char *kernel_filename, |
|
| 936 |
const char *kernel_cmdline, |
|
| 937 |
const char *initrd_filename, |
|
| 938 |
const char *cpu_model, |
|
| 939 |
int pci_enabled) |
|
| 940 |
{
|
|
| 941 |
int i; |
|
| 942 |
ram_addr_t below_4g_mem_size, above_4g_mem_size; |
|
| 943 |
PCIBus *pci_bus; |
|
| 944 |
PCII440FXState *i440fx_state; |
|
| 945 |
int piix3_devfn = -1; |
|
| 946 |
qemu_irq *cpu_irq; |
|
| 947 |
qemu_irq *isa_irq; |
|
| 948 |
qemu_irq *i8259; |
|
| 949 |
qemu_irq *cmos_s3; |
|
| 950 |
qemu_irq *smi_irq; |
|
| 951 |
IsaIrqState *isa_irq_state; |
|
| 952 |
DriveInfo *hd[MAX_IDE_BUS * MAX_IDE_DEVS]; |
|
| 953 |
DriveInfo *fd[MAX_FD]; |
|
| 954 |
FDCtrl *floppy_controller; |
|
| 955 |
RTCState *rtc_state; |
|
| 956 |
PITState *pit; |
|
| 957 |
|
|
| 958 |
pc_cpus_init(cpu_model); |
|
| 959 |
|
|
| 960 |
vmport_init(); |
|
| 961 |
|
|
| 962 |
/* allocate ram and load rom/bios */ |
|
| 963 |
pc_memory_init(ram_size, kernel_filename, kernel_cmdline, initrd_filename, |
|
| 964 |
&below_4g_mem_size, &above_4g_mem_size); |
|
| 948 | 965 |
|
| 949 | 966 |
cpu_irq = pc_allocate_cpu_irq(); |
| 950 | 967 |
i8259 = i8259_init(cpu_irq[0]); |
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