void
qemu_platform_setup(void)
{
if (!CONFIG_QEMU)
return;
if (runningOnXen()) {
pci_probe_devices();
xen_hypercall_setup();
xen_biostable_setup();
return;
}
// Initialize pci
pci_setup();
smm_device_setup();
smm_setup();
// Initialize mtrr and smp
mtrr_setup();
smp_setup();
// Create bios tables
pirtable_setup();
mptable_setup();
smbios_setup();
if (CONFIG_FW_ROMFILE_LOAD) {
int loader_err;
dprintf(3, "load ACPI tables\n");
loader_err = romfile_loader_execute("etc/table-loader");
RsdpAddr = find_acpi_rsdp();
if (RsdpAddr)
return;
/* If present, loader should have installed an RSDP.
* Not installed? We might still be able to continue
* using the builtin RSDP.
*/
if (!loader_err)
warn_internalerror();
}
acpi_setup();
}
// Main setup code.
static void
maininit(void)
{
// Setup romfile items.
qemu_cfg_romfile_setup();
coreboot_cbfs_setup();
// Setup ivt/bda/ebda
init_ivt();
init_bda();
// Init base pc hardware.
pic_setup();
timer_setup();
mathcp_setup();
// Initialize pci
pci_setup();
smm_init();
// Initialize mtrr
mtrr_setup();
// Setup Xen hypercalls
xen_init_hypercalls();
// Initialize internal tables
boot_setup();
// Start hardware initialization (if optionrom threading)
if (CONFIG_THREADS && CONFIG_THREAD_OPTIONROMS)
init_hw();
// Find and initialize other cpus
smp_probe();
// Setup interfaces that option roms may need
bios32_setup();
pmm_setup();
pnp_setup();
kbd_setup();
mouse_setup();
init_bios_tables();
// Run vga option rom
vga_setup();
// Do hardware initialization (if running synchronously)
if (!CONFIG_THREADS || !CONFIG_THREAD_OPTIONROMS) {
init_hw();
wait_threads();
}
// Run option roms
optionrom_setup();
// Run BCVs and show optional boot menu
boot_prep();
// Finalize data structures before boot
cdemu_setup();
pmm_finalize();
malloc_finalize();
memmap_finalize();
// Setup bios checksum.
BiosChecksum -= checksum((u8*)BUILD_BIOS_ADDR, BUILD_BIOS_SIZE);
// Write protect bios memory.
make_bios_readonly();
// Invoke int 19 to start boot process.
startBoot();
}
