diff options
Diffstat (limited to 'hw/openrisc/openrisc_sim.c')
| -rw-r--r-- | hw/openrisc/openrisc_sim.c | 106 |
1 files changed, 6 insertions, 100 deletions
diff --git a/hw/openrisc/openrisc_sim.c b/hw/openrisc/openrisc_sim.c index 35adce17ac..35da123aef 100644 --- a/hw/openrisc/openrisc_sim.c +++ b/hw/openrisc/openrisc_sim.c @@ -24,10 +24,9 @@ #include "cpu.h" #include "hw/irq.h" #include "hw/boards.h" -#include "elf.h" #include "hw/char/serial.h" #include "net/net.h" -#include "hw/loader.h" +#include "hw/openrisc/boot.h" #include "hw/qdev-properties.h" #include "exec/address-spaces.h" #include "sysemu/device_tree.h" @@ -283,101 +282,6 @@ static void openrisc_sim_serial_init(Or1ksimState *state, hwaddr base, g_free(nodename); } -static hwaddr openrisc_load_kernel(ram_addr_t ram_size, - const char *kernel_filename) -{ - long kernel_size; - uint64_t elf_entry; - uint64_t high_addr; - hwaddr entry; - - if (kernel_filename && !qtest_enabled()) { - kernel_size = load_elf(kernel_filename, NULL, NULL, NULL, - &elf_entry, NULL, &high_addr, NULL, 1, - EM_OPENRISC, 1, 0); - entry = elf_entry; - if (kernel_size < 0) { - kernel_size = load_uimage(kernel_filename, - &entry, NULL, NULL, NULL, NULL); - high_addr = entry + kernel_size; - } - if (kernel_size < 0) { - kernel_size = load_image_targphys(kernel_filename, - KERNEL_LOAD_ADDR, - ram_size - KERNEL_LOAD_ADDR); - high_addr = KERNEL_LOAD_ADDR + kernel_size; - } - - if (entry <= 0) { - entry = KERNEL_LOAD_ADDR; - } - - if (kernel_size < 0) { - error_report("couldn't load the kernel '%s'", kernel_filename); - exit(1); - } - boot_info.bootstrap_pc = entry; - - return high_addr; - } - return 0; -} - -static hwaddr openrisc_load_initrd(Or1ksimState *state, const char *filename, - hwaddr load_start, uint64_t mem_size) -{ - void *fdt = state->fdt; - int size; - hwaddr start; - - /* We put the initrd right after the kernel; page aligned. */ - start = TARGET_PAGE_ALIGN(load_start); - - size = load_ramdisk(filename, start, mem_size - start); - if (size < 0) { - size = load_image_targphys(filename, start, mem_size - start); - if (size < 0) { - error_report("could not load ramdisk '%s'", filename); - exit(1); - } - } - - qemu_fdt_setprop_cell(fdt, "/chosen", - "linux,initrd-start", start); - qemu_fdt_setprop_cell(fdt, "/chosen", - "linux,initrd-end", start + size); - - return start + size; -} - -static uint32_t openrisc_load_fdt(Or1ksimState *state, hwaddr load_start, - uint64_t mem_size) -{ - void *fdt = state->fdt; - uint32_t fdt_addr; - int ret; - int fdtsize = fdt_totalsize(fdt); - - if (fdtsize <= 0) { - error_report("invalid device-tree"); - exit(1); - } - - /* We put fdt right after the kernel and/or initrd. */ - fdt_addr = TARGET_PAGE_ALIGN(load_start); - - ret = fdt_pack(fdt); - /* Should only fail if we've built a corrupted tree */ - g_assert(ret == 0); - /* copy in the device tree */ - qemu_fdt_dumpdtb(fdt, fdtsize); - - rom_add_blob_fixed_as("fdt", fdt, fdtsize, fdt_addr, - &address_space_memory); - - return fdt_addr; -} - static void openrisc_sim_init(MachineState *machine) { ram_addr_t ram_size = machine->ram_size; @@ -428,13 +332,15 @@ static void openrisc_sim_init(MachineState *machine) or1ksim_memmap[OR1KSIM_UART].size, smp_cpus, cpus, OR1KSIM_UART_IRQ, n); - load_addr = openrisc_load_kernel(ram_size, kernel_filename); + load_addr = openrisc_load_kernel(ram_size, kernel_filename, + &boot_info.bootstrap_pc); if (load_addr > 0) { if (machine->initrd_filename) { - load_addr = openrisc_load_initrd(state, machine->initrd_filename, + load_addr = openrisc_load_initrd(state->fdt, + machine->initrd_filename, load_addr, machine->ram_size); } - boot_info.fdt_addr = openrisc_load_fdt(state, load_addr, + boot_info.fdt_addr = openrisc_load_fdt(state->fdt, load_addr, machine->ram_size); } } |