diff options
Diffstat (limited to 'hw/vga-isa-mm.c')
| -rw-r--r-- | hw/vga-isa-mm.c | 46 |
1 files changed, 28 insertions, 18 deletions
diff --git a/hw/vga-isa-mm.c b/hw/vga-isa-mm.c index 4954bb18be..96e6e7dd21 100644 --- a/hw/vga-isa-mm.c +++ b/hw/vga-isa-mm.c @@ -27,6 +27,7 @@ #include "vga_int.h" #include "pixel_ops.h" #include "qemu-timer.h" +#include "exec-memory.h" typedef struct ISAVGAMMState { VGACommonState vga; @@ -79,35 +80,44 @@ static void vga_mm_writel (void *opaque, vga_ioport_write(&s->vga, addr >> s->it_shift, value); } -static CPUReadMemoryFunc * const vga_mm_read_ctrl[] = { - &vga_mm_readb, - &vga_mm_readw, - &vga_mm_readl, -}; - -static CPUWriteMemoryFunc * const vga_mm_write_ctrl[] = { - &vga_mm_writeb, - &vga_mm_writew, - &vga_mm_writel, +static const MemoryRegionOps vga_mm_ctrl_ops = { + .old_mmio = { + .read = { + vga_mm_readb, + vga_mm_readw, + vga_mm_readl, + }, + .write = { + vga_mm_writeb, + vga_mm_writew, + vga_mm_writel, + }, + }, + .endianness = DEVICE_NATIVE_ENDIAN, }; static void vga_mm_init(ISAVGAMMState *s, target_phys_addr_t vram_base, target_phys_addr_t ctrl_base, int it_shift) { - int s_ioport_ctrl, vga_io_memory; + MemoryRegion *s_ioport_ctrl, *vga_io_memory; s->it_shift = it_shift; - s_ioport_ctrl = cpu_register_io_memory(vga_mm_read_ctrl, vga_mm_write_ctrl, s, - DEVICE_NATIVE_ENDIAN); - vga_io_memory = cpu_register_io_memory(vga_mem_read, vga_mem_write, s, - DEVICE_NATIVE_ENDIAN); + s_ioport_ctrl = qemu_malloc(sizeof(*s_ioport_ctrl)); + memory_region_init_io(s_ioport_ctrl, &vga_mm_ctrl_ops, s, + "vga-mm-ctrl", 0x100000); + + vga_io_memory = qemu_malloc(sizeof(*vga_io_memory)); + /* XXX: endianness? */ + memory_region_init_io(vga_io_memory, &vga_mem_ops, &s->vga, + "vga-mem", 0x20000); vmstate_register(NULL, 0, &vmstate_vga_common, s); - cpu_register_physical_memory(ctrl_base, 0x100000, s_ioport_ctrl); + memory_region_add_subregion(get_system_memory(), ctrl_base, s_ioport_ctrl); s->vga.bank_offset = 0; - cpu_register_physical_memory(vram_base + 0x000a0000, 0x20000, vga_io_memory); - qemu_register_coalesced_mmio(vram_base + 0x000a0000, 0x20000); + memory_region_add_subregion(get_system_memory(), + vram_base + 0x000a0000, vga_io_memory); + memory_region_set_coalescing(vga_io_memory); } int isa_vga_mm_init(target_phys_addr_t vram_base, |