diff options
| -rw-r--r-- | hw/display/vga-isa-mm.c | 60 |
1 files changed, 13 insertions, 47 deletions
diff --git a/hw/display/vga-isa-mm.c b/hw/display/vga-isa-mm.c index 232216cad0..215e649719 100644 --- a/hw/display/vga-isa-mm.c +++ b/hw/display/vga-isa-mm.c @@ -36,64 +36,30 @@ typedef struct ISAVGAMMState { } ISAVGAMMState; /* Memory mapped interface */ -static uint32_t vga_mm_readb (void *opaque, hwaddr addr) +static uint64_t vga_mm_read(void *opaque, hwaddr addr, unsigned size) { ISAVGAMMState *s = opaque; - return vga_ioport_read(&s->vga, addr >> s->it_shift) & 0xff; + return vga_ioport_read(&s->vga, addr >> s->it_shift) & + MAKE_64BIT_MASK(0, size * 8); } -static void vga_mm_writeb (void *opaque, - hwaddr addr, uint32_t value) +static void vga_mm_write(void *opaque, hwaddr addr, uint64_t value, + unsigned size) { ISAVGAMMState *s = opaque; - vga_ioport_write(&s->vga, addr >> s->it_shift, value & 0xff); -} - -static uint32_t vga_mm_readw (void *opaque, hwaddr addr) -{ - ISAVGAMMState *s = opaque; - - return vga_ioport_read(&s->vga, addr >> s->it_shift) & 0xffff; -} - -static void vga_mm_writew (void *opaque, - hwaddr addr, uint32_t value) -{ - ISAVGAMMState *s = opaque; - - vga_ioport_write(&s->vga, addr >> s->it_shift, value & 0xffff); -} - -static uint32_t vga_mm_readl (void *opaque, hwaddr addr) -{ - ISAVGAMMState *s = opaque; - - return vga_ioport_read(&s->vga, addr >> s->it_shift); -} - -static void vga_mm_writel (void *opaque, - hwaddr addr, uint32_t value) -{ - ISAVGAMMState *s = opaque; - - vga_ioport_write(&s->vga, addr >> s->it_shift, value); + vga_ioport_write(&s->vga, addr >> s->it_shift, + value & MAKE_64BIT_MASK(0, size * 8)); } 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, - }, - }, + .read = vga_mm_read, + .write = vga_mm_write, + .valid.min_access_size = 1, + .valid.max_access_size = 4, + .impl.min_access_size = 1, + .impl.max_access_size = 4, .endianness = DEVICE_NATIVE_ENDIAN, }; |