diff options
Diffstat (limited to 'hw/ppc/ppc405_boards.c')
| -rw-r--r-- | hw/ppc/ppc405_boards.c | 48 |
1 files changed, 30 insertions, 18 deletions
diff --git a/hw/ppc/ppc405_boards.c b/hw/ppc/ppc405_boards.c index 1f721feed6..de93c40f1a 100644 --- a/hw/ppc/ppc405_boards.c +++ b/hw/ppc/ppc405_boards.c @@ -40,6 +40,7 @@ #include "qemu/error-report.h" #include "hw/loader.h" #include "exec/address-spaces.h" +#include "qemu/cutils.h" #define BIOS_FILENAME "ppc405_rom.bin" #define BIOS_SIZE (2 * MiB) @@ -137,7 +138,7 @@ static void ref405ep_fpga_init(MemoryRegion *sysmem, uint32_t base) static void ref405ep_init(MachineState *machine) { - ram_addr_t ram_size = machine->ram_size; + MachineClass *mc = MACHINE_GET_CLASS(machine); const char *kernel_filename = machine->kernel_filename; const char *kernel_cmdline = machine->kernel_cmdline; const char *initrd_filename = machine->initrd_filename; @@ -161,15 +162,21 @@ static void ref405ep_init(MachineState *machine) DriveInfo *dinfo; MemoryRegion *sysmem = get_system_memory(); + if (machine->ram_size != mc->default_ram_size) { + char *sz = size_to_str(mc->default_ram_size); + error_report("Invalid RAM size, should be %s", sz); + g_free(sz); + exit(EXIT_FAILURE); + } + /* XXX: fix this */ - memory_region_allocate_system_memory(&ram_memories[0], NULL, "ef405ep.ram", - 0x08000000); + memory_region_init_alias(&ram_memories[0], NULL, "ef405ep.ram.alias", + machine->ram, 0, machine->ram_size); ram_bases[0] = 0; - ram_sizes[0] = 0x08000000; + ram_sizes[0] = machine->ram_size; memory_region_init(&ram_memories[1], NULL, "ef405ep.ram1", 0); ram_bases[1] = 0x00000000; ram_sizes[1] = 0x00000000; - ram_size = 128 * MiB; env = ppc405ep_init(sysmem, ram_memories, ram_bases, ram_sizes, 33333333, &pic, kernel_filename == NULL ? 0 : 1); /* allocate SRAM */ @@ -227,7 +234,7 @@ static void ref405ep_init(MachineState *machine) if (linux_boot) { memset(&bd, 0, sizeof(bd)); bd.bi_memstart = 0x00000000; - bd.bi_memsize = ram_size; + bd.bi_memsize = machine->ram_size; bd.bi_flashstart = -bios_size; bd.bi_flashsize = -bios_size; bd.bi_flashoffset = 0; @@ -255,7 +262,7 @@ static void ref405ep_init(MachineState *machine) kernel_base = KERNEL_LOAD_ADDR; /* now we can load the kernel */ kernel_size = load_image_targphys(kernel_filename, kernel_base, - ram_size - kernel_base); + machine->ram_size - kernel_base); if (kernel_size < 0) { error_report("could not load kernel '%s'", kernel_filename); exit(1); @@ -266,7 +273,7 @@ static void ref405ep_init(MachineState *machine) if (initrd_filename) { initrd_base = INITRD_LOAD_ADDR; initrd_size = load_image_targphys(initrd_filename, initrd_base, - ram_size - initrd_base); + machine->ram_size - initrd_base); if (initrd_size < 0) { error_report("could not load initial ram disk '%s'", initrd_filename); @@ -304,6 +311,8 @@ static void ref405ep_class_init(ObjectClass *oc, void *data) mc->desc = "ref405ep"; mc->init = ref405ep_init; + mc->default_ram_size = 0x08000000; + mc->default_ram_id = "ef405ep.ram"; } static const TypeInfo ref405ep_type = { @@ -408,7 +417,7 @@ static void taihu_cpld_init(MemoryRegion *sysmem, uint32_t base) static void taihu_405ep_init(MachineState *machine) { - ram_addr_t ram_size = machine->ram_size; + MachineClass *mc = MACHINE_GET_CLASS(machine); const char *kernel_filename = machine->kernel_filename; const char *initrd_filename = machine->initrd_filename; char *filename; @@ -416,7 +425,6 @@ static void taihu_405ep_init(MachineState *machine) MemoryRegion *sysmem = get_system_memory(); MemoryRegion *bios; MemoryRegion *ram_memories = g_new(MemoryRegion, 2); - MemoryRegion *ram = g_malloc0(sizeof(*ram)); hwaddr ram_bases[2], ram_sizes[2]; long bios_size; target_ulong kernel_base, initrd_base; @@ -425,20 +433,22 @@ static void taihu_405ep_init(MachineState *machine) int fl_idx; DriveInfo *dinfo; - /* RAM is soldered to the board so the size cannot be changed */ - ram_size = 0x08000000; - memory_region_allocate_system_memory(ram, NULL, "taihu_405ep.ram", - ram_size); + if (machine->ram_size != mc->default_ram_size) { + char *sz = size_to_str(mc->default_ram_size); + error_report("Invalid RAM size, should be %s", sz); + g_free(sz); + exit(EXIT_FAILURE); + } ram_bases[0] = 0; ram_sizes[0] = 0x04000000; memory_region_init_alias(&ram_memories[0], NULL, - "taihu_405ep.ram-0", ram, ram_bases[0], + "taihu_405ep.ram-0", machine->ram, ram_bases[0], ram_sizes[0]); ram_bases[1] = 0x04000000; ram_sizes[1] = 0x04000000; memory_region_init_alias(&ram_memories[1], NULL, - "taihu_405ep.ram-1", ram, ram_bases[1], + "taihu_405ep.ram-1", machine->ram, ram_bases[1], ram_sizes[1]); ppc405ep_init(sysmem, ram_memories, ram_bases, ram_sizes, 33333333, &pic, kernel_filename == NULL ? 0 : 1); @@ -500,7 +510,7 @@ static void taihu_405ep_init(MachineState *machine) kernel_base = KERNEL_LOAD_ADDR; /* now we can load the kernel */ kernel_size = load_image_targphys(kernel_filename, kernel_base, - ram_size - kernel_base); + machine->ram_size - kernel_base); if (kernel_size < 0) { error_report("could not load kernel '%s'", kernel_filename); exit(1); @@ -509,7 +519,7 @@ static void taihu_405ep_init(MachineState *machine) if (initrd_filename) { initrd_base = INITRD_LOAD_ADDR; initrd_size = load_image_targphys(initrd_filename, initrd_base, - ram_size - initrd_base); + machine->ram_size - initrd_base); if (initrd_size < 0) { error_report("could not load initial ram disk '%s'", initrd_filename); @@ -533,6 +543,8 @@ static void taihu_class_init(ObjectClass *oc, void *data) mc->desc = "taihu"; mc->init = taihu_405ep_init; + mc->default_ram_size = 0x08000000; + mc->default_ram_id = "taihu_405ep.ram"; } static const TypeInfo taihu_type = { |