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big endian fixes 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@437 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2003-10-30 22:10:22 +00:00
parent c970a162e7
commit b8ed223bfe
1 changed files with 15 additions and 19 deletions
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34
hw/vga.c
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@ -141,12 +141,24 @@ static const uint8_t gr_mask[16] = {
(((uint32_t)(__x) & (uint32_t)0x00ff0000UL) >> 8) | \
(((uint32_t)(__x) & (uint32_t)0xff000000UL) >> 24) ))
#ifdef WORD_BIGENDIAN
#ifdef WORDS_BIGENDIAN
#define PAT(x) cbswap_32(x)
#else
#define PAT(x) (x)
#endif
#ifdef WORDS_BIGENDIAN
#define BIG 1
#else
#define BIG 0
#endif
#ifdef WORDS_BIGENDIAN
#define GET_PLANE(data, p) (((data) >> (24 - (p) * 8)) & 0xff)
#else
#define GET_PLANE(data, p) (((data) >> ((p) * 8)) & 0xff)
#endif
static const uint32_t mask16[16] = {
PAT(0x00000000),
PAT(0x000000ff),
@ -168,7 +180,7 @@ static const uint32_t mask16[16] = {
#undef PAT
#ifdef WORD_BIGENDIAN
#ifdef WORDS_BIGENDIAN
#define PAT(x) (x)
#else
#define PAT(x) cbswap_32(x)
@ -465,11 +477,7 @@ static uint32_t vga_mem_readb(uint32_t addr)
if (!(s->gr[5] & 0x08)) {
/* read mode 0 */
plane = s->gr[4];
#ifdef WORD_BIGENDIAN
ret = (s->latch >> (24 - (plane * 8))) & 0xff;
#else
ret = (s->latch >> (plane * 8)) & 0xff;
#endif
ret = GET_PLANE(s->latch, plane);
} else {
/* read mode 1 */
ret = (s->latch ^ mask16[s->gr[2]]) & mask16[s->gr[7]];
@ -641,18 +649,6 @@ void vga_mem_writel(uint32_t addr, uint32_t val)
vga_mem_writeb(addr + 3, (val >> 24) & 0xff);
}
#ifdef WORD_BIGENDIAN
#define BIG 1
#else
#define BIG 0
#endif
#ifdef WORDS_BIGENDIAN
#define GET_PLANE(data, p) (((data) >> (24 - (p) * 8)) & 0xff)
#else
#define GET_PLANE(data, p) (((data) >> ((p) * 8)) & 0xff)
#endif
typedef void vga_draw_glyph8_func(uint8_t *d, int linesize,
const uint8_t *font_ptr, int h,
uint32_t fgcol, uint32_t bgcol);