diff options
Diffstat (limited to 'hw/vexpress.c')
| -rw-r--r-- | hw/vexpress.c | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/hw/vexpress.c b/hw/vexpress.c index 0940a26d7..08c93d554 100644 --- a/hw/vexpress.c +++ b/hw/vexpress.c @@ -25,6 +25,7 @@ #include "net.h" #include "sysemu.h" #include "boards.h" +#include "exec-memory.h" #define SMP_BOOT_ADDR 0xe0000000 @@ -40,7 +41,12 @@ static void vexpress_a9_init(ram_addr_t ram_size, const char *initrd_filename, const char *cpu_model) { CPUState *env = NULL; - ram_addr_t ram_offset, vram_offset, sram_offset; + MemoryRegion *sysmem = get_system_memory(); + MemoryRegion *ram = g_new(MemoryRegion, 1); + MemoryRegion *lowram = g_new(MemoryRegion, 1); + MemoryRegion *vram = g_new(MemoryRegion, 1); + MemoryRegion *sram = g_new(MemoryRegion, 1); + MemoryRegion *hackram = g_new(MemoryRegion, 1); DeviceState *dev, *sysctl, *pl041; SysBusDevice *busdev; qemu_irq *irqp; @@ -71,7 +77,7 @@ static void vexpress_a9_init(ram_addr_t ram_size, exit(1); } - ram_offset = qemu_ram_alloc(NULL, "vexpress.highmem", ram_size); + memory_region_init_ram(ram, NULL, "vexpress.highmem", ram_size); low_ram_size = ram_size; if (low_ram_size > 0x4000000) { low_ram_size = 0x4000000; @@ -80,9 +86,9 @@ static void vexpress_a9_init(ram_addr_t ram_size, * address space should in theory be remappable to various * things including ROM or RAM; we always map the RAM there. */ - cpu_register_physical_memory(0x0, low_ram_size, ram_offset | IO_MEM_RAM); - cpu_register_physical_memory(0x60000000, ram_size, - ram_offset | IO_MEM_RAM); + memory_region_init_alias(lowram, "vexpress.lowmem", ram, 0, low_ram_size); + memory_region_add_subregion(sysmem, 0x0, lowram); + memory_region_add_subregion(sysmem, 0x60000000, ram); /* 0x1e000000 A9MPCore (SCU) private memory region */ dev = qdev_create(NULL, "a9mpcore_priv"); @@ -175,17 +181,15 @@ static void vexpress_a9_init(ram_addr_t ram_size, /* CS4: NOR1 flash : 0x44000000 .. 0x48000000 */ /* CS2: SRAM : 0x48000000 .. 0x4a000000 */ sram_size = 0x2000000; - sram_offset = qemu_ram_alloc(NULL, "vexpress.sram", sram_size); - cpu_register_physical_memory(0x48000000, sram_size, - sram_offset | IO_MEM_RAM); + memory_region_init_ram(sram, NULL, "vexpress.sram", sram_size); + memory_region_add_subregion(sysmem, 0x48000000, sram); /* CS3: USB, ethernet, VRAM : 0x4c000000 .. 0x50000000 */ /* 0x4c000000 Video RAM */ vram_size = 0x800000; - vram_offset = qemu_ram_alloc(NULL, "vexpress.vram", vram_size); - cpu_register_physical_memory(0x4c000000, vram_size, - vram_offset | IO_MEM_RAM); + memory_region_init_ram(vram, NULL, "vexpress.vram", vram_size); + memory_region_add_subregion(sysmem, 0x4c000000, vram); /* 0x4e000000 LAN9118 Ethernet */ if (nd_table[0].vlan) { @@ -198,9 +202,8 @@ static void vexpress_a9_init(ram_addr_t ram_size, startup code. I guess this works on real hardware because the BootROM happens to be in ROM/flash or in memory that isn't clobbered until after Linux boots the secondary CPUs. */ - ram_offset = qemu_ram_alloc(NULL, "vexpress.hack", 0x1000); - cpu_register_physical_memory(SMP_BOOT_ADDR, 0x1000, - ram_offset | IO_MEM_RAM); + memory_region_init_ram(hackram, NULL, "vexpress.hack", 0x1000); + memory_region_add_subregion(sysmem, SMP_BOOT_ADDR, hackram); vexpress_binfo.ram_size = ram_size; vexpress_binfo.kernel_filename = kernel_filename; |