Revision 1baffa46 hw/sun4u.c
| b/hw/sun4u.c | ||
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| 32 | 32 |
#include "boards.h" |
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#include "firmware_abi.h" |
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#include "fw_cfg.h" |
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#include "sysbus.h" |
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//#define DEBUG_IRQ |
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|
| ... | ... | |
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device_init(pci_ebus_register); |
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/* Boot PROM (OpenBIOS) */ |
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static void prom_init(target_phys_addr_t addr, const char *bios_name) |
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{
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DeviceState *dev; |
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SysBusDevice *s; |
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char *filename; |
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int ret; |
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dev = qdev_create(NULL, "openprom"); |
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qdev_init(dev); |
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s = sysbus_from_qdev(dev); |
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sysbus_mmio_map(s, 0, addr); |
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/* load boot prom */ |
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if (bios_name == NULL) {
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bios_name = PROM_FILENAME; |
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} |
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filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); |
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if (filename) {
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ret = load_elf(filename, addr - PROM_VADDR, NULL, NULL, NULL); |
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if (ret < 0 || ret > PROM_SIZE_MAX) {
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ret = load_image_targphys(filename, addr, PROM_SIZE_MAX); |
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} |
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qemu_free(filename); |
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} else {
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ret = -1; |
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} |
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if (ret < 0 || ret > PROM_SIZE_MAX) {
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fprintf(stderr, "qemu: could not load prom '%s'\n", bios_name); |
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exit(1); |
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} |
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} |
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static void prom_init1(SysBusDevice *dev) |
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{
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ram_addr_t prom_offset; |
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prom_offset = qemu_ram_alloc(PROM_SIZE_MAX); |
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sysbus_init_mmio(dev, PROM_SIZE_MAX, prom_offset | IO_MEM_ROM); |
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} |
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static SysBusDeviceInfo prom_info = {
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.init = prom_init1, |
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.qdev.name = "openprom", |
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.qdev.size = sizeof(SysBusDevice), |
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.qdev.props = (Property[]) {
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{/* end of property list */}
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} |
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}; |
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static void prom_register_devices(void) |
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{
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sysbus_register_withprop(&prom_info); |
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} |
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|
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device_init(prom_register_devices); |
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static void sun4uv_init(ram_addr_t RAM_size, |
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const char *boot_devices, |
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const char *kernel_filename, const char *kernel_cmdline, |
| ... | ... | |
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const struct hwdef *hwdef) |
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{
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CPUState *env; |
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char *filename; |
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m48t59_t *nvram; |
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int ret, linux_boot;
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int linux_boot; |
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unsigned int i; |
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ram_addr_t ram_offset, prom_offset;
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ram_addr_t ram_offset; |
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long initrd_size, kernel_size; |
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PCIBus *pci_bus, *pci_bus2, *pci_bus3; |
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QEMUBH *bh; |
| ... | ... | |
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ram_offset = qemu_ram_alloc(RAM_size); |
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cpu_register_physical_memory(0, RAM_size, ram_offset); |
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prom_offset = qemu_ram_alloc(PROM_SIZE_MAX); |
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cpu_register_physical_memory(hwdef->prom_addr, |
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(PROM_SIZE_MAX + TARGET_PAGE_SIZE) & |
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TARGET_PAGE_MASK, |
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prom_offset | IO_MEM_ROM); |
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if (bios_name == NULL) |
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bios_name = PROM_FILENAME; |
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filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); |
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if (filename) {
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ret = load_elf(filename, hwdef->prom_addr - PROM_VADDR, |
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NULL, NULL, NULL); |
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if (ret < 0) {
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ret = load_image_targphys(filename, hwdef->prom_addr, |
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(PROM_SIZE_MAX + TARGET_PAGE_SIZE) & |
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TARGET_PAGE_MASK); |
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} |
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qemu_free(filename); |
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} else {
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ret = -1; |
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} |
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if (ret < 0) {
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fprintf(stderr, "qemu: could not load prom '%s'\n", |
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bios_name); |
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exit(1); |
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} |
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prom_init(hwdef->prom_addr, bios_name); |
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kernel_size = 0; |
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initrd_size = 0; |
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