Revision 6a0ee36a
| b/hw/vga.c | ||
|---|---|---|
| 767 | 767 |
static uint32_t vga_mem_readw(void *opaque, target_phys_addr_t addr) |
| 768 | 768 |
{
|
| 769 | 769 |
uint32_t v; |
| 770 |
#ifdef TARGET_WORDS_BIGENDIAN |
|
| 771 |
v = vga_mem_readb(opaque, addr) << 8; |
|
| 772 |
v |= vga_mem_readb(opaque, addr + 1); |
|
| 773 |
#else |
|
| 774 | 770 |
v = vga_mem_readb(opaque, addr); |
| 775 | 771 |
v |= vga_mem_readb(opaque, addr + 1) << 8; |
| 776 |
#endif |
|
| 777 | 772 |
return v; |
| 778 | 773 |
} |
| 779 | 774 |
|
| 780 | 775 |
static uint32_t vga_mem_readl(void *opaque, target_phys_addr_t addr) |
| 781 | 776 |
{
|
| 782 | 777 |
uint32_t v; |
| 783 |
#ifdef TARGET_WORDS_BIGENDIAN |
|
| 784 |
v = vga_mem_readb(opaque, addr) << 24; |
|
| 785 |
v |= vga_mem_readb(opaque, addr + 1) << 16; |
|
| 786 |
v |= vga_mem_readb(opaque, addr + 2) << 8; |
|
| 787 |
v |= vga_mem_readb(opaque, addr + 3); |
|
| 788 |
#else |
|
| 789 | 778 |
v = vga_mem_readb(opaque, addr); |
| 790 | 779 |
v |= vga_mem_readb(opaque, addr + 1) << 8; |
| 791 | 780 |
v |= vga_mem_readb(opaque, addr + 2) << 16; |
| 792 | 781 |
v |= vga_mem_readb(opaque, addr + 3) << 24; |
| 793 |
#endif |
|
| 794 | 782 |
return v; |
| 795 | 783 |
} |
| 796 | 784 |
|
| ... | ... | |
| 931 | 919 |
|
| 932 | 920 |
static void vga_mem_writew(void *opaque, target_phys_addr_t addr, uint32_t val) |
| 933 | 921 |
{
|
| 934 |
#ifdef TARGET_WORDS_BIGENDIAN |
|
| 935 |
vga_mem_writeb(opaque, addr, (val >> 8) & 0xff); |
|
| 936 |
vga_mem_writeb(opaque, addr + 1, val & 0xff); |
|
| 937 |
#else |
|
| 938 | 922 |
vga_mem_writeb(opaque, addr, val & 0xff); |
| 939 | 923 |
vga_mem_writeb(opaque, addr + 1, (val >> 8) & 0xff); |
| 940 |
#endif |
|
| 941 | 924 |
} |
| 942 | 925 |
|
| 943 | 926 |
static void vga_mem_writel(void *opaque, target_phys_addr_t addr, uint32_t val) |
| 944 | 927 |
{
|
| 945 |
#ifdef TARGET_WORDS_BIGENDIAN |
|
| 946 |
vga_mem_writeb(opaque, addr, (val >> 24) & 0xff); |
|
| 947 |
vga_mem_writeb(opaque, addr + 1, (val >> 16) & 0xff); |
|
| 948 |
vga_mem_writeb(opaque, addr + 2, (val >> 8) & 0xff); |
|
| 949 |
vga_mem_writeb(opaque, addr + 3, val & 0xff); |
|
| 950 |
#else |
|
| 951 | 928 |
vga_mem_writeb(opaque, addr, val & 0xff); |
| 952 | 929 |
vga_mem_writeb(opaque, addr + 1, (val >> 8) & 0xff); |
| 953 | 930 |
vga_mem_writeb(opaque, addr + 2, (val >> 16) & 0xff); |
| 954 | 931 |
vga_mem_writeb(opaque, addr + 3, (val >> 24) & 0xff); |
| 955 |
#endif |
|
| 956 | 932 |
} |
| 957 | 933 |
|
| 958 | 934 |
typedef void vga_draw_glyph8_func(uint8_t *d, int linesize, |
| ... | ... | |
| 2321 | 2297 |
#endif /* CONFIG_BOCHS_VBE */ |
| 2322 | 2298 |
|
| 2323 | 2299 |
vga_io_memory = cpu_register_io_memory(vga_mem_read, vga_mem_write, s, |
| 2324 |
DEVICE_NATIVE_ENDIAN);
|
|
| 2300 |
DEVICE_LITTLE_ENDIAN);
|
|
| 2325 | 2301 |
cpu_register_physical_memory(isa_mem_base + 0x000a0000, 0x20000, |
| 2326 | 2302 |
vga_io_memory); |
| 2327 | 2303 |
qemu_register_coalesced_mmio(isa_mem_base + 0x000a0000, 0x20000); |
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