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tcx: alter tcx24_check_dirty() to accept address and length parameters

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This can now be used by both the 8-bit and 24-bit display code, so rename
to tcx_check_dirty().

Signed-off-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Mark Cave-Ayland 2017-04-05 09:02:46 +01:00
parent 4b865c2809
commit 427ee02bc9
1 changed files with 14 additions and 11 deletions
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25
hw/display/tcx.c
View file

@ -105,17 +105,21 @@ static void tcx_set_dirty(TCXState *s, ram_addr_t addr, int len)
} }
} }
static inline int tcx24_check_dirty(TCXState *s, ram_addr_t page, static int tcx_check_dirty(TCXState *s, ram_addr_t addr, int len)
ram_addr_t page24, ram_addr_t cpage)
{ {
int ret; int ret;
ret = memory_region_get_dirty(&s->vram_mem, page, TARGET_PAGE_SIZE, ret = memory_region_get_dirty(&s->vram_mem, addr, len, DIRTY_MEMORY_VGA);
DIRTY_MEMORY_VGA);
ret |= memory_region_get_dirty(&s->vram_mem, page24, TARGET_PAGE_SIZE * 4, if (s->depth == 24) {
DIRTY_MEMORY_VGA); ret |= memory_region_get_dirty(&s->vram_mem,
ret |= memory_region_get_dirty(&s->vram_mem, cpage, TARGET_PAGE_SIZE * 4, s->vram24_offset + addr * 4, len * 4,
DIRTY_MEMORY_VGA); DIRTY_MEMORY_VGA);
ret |= memory_region_get_dirty(&s->vram_mem,
s->cplane_offset + addr * 4, len * 4,
DIRTY_MEMORY_VGA);
}
return ret; return ret;
} }
@ -366,8 +370,7 @@ static void tcx_update_display(void *opaque)
memory_region_sync_dirty_bitmap(&ts->vram_mem); memory_region_sync_dirty_bitmap(&ts->vram_mem);
for (y = 0; y < ts->height; page += TARGET_PAGE_SIZE) { for (y = 0; y < ts->height; page += TARGET_PAGE_SIZE) {
if (memory_region_get_dirty(&ts->vram_mem, page, TARGET_PAGE_SIZE, if (tcx_check_dirty(ts, page, TARGET_PAGE_SIZE)) {
DIRTY_MEMORY_VGA)) {
if (y_start < 0) if (y_start < 0)
y_start = y; y_start = y;
if (page < page_min) if (page < page_min)
@ -461,7 +464,7 @@ static void tcx24_update_display(void *opaque)
memory_region_sync_dirty_bitmap(&ts->vram_mem); memory_region_sync_dirty_bitmap(&ts->vram_mem);
for (y = 0; y < ts->height; page += TARGET_PAGE_SIZE, for (y = 0; y < ts->height; page += TARGET_PAGE_SIZE,
page24 += TARGET_PAGE_SIZE, cpage += TARGET_PAGE_SIZE) { page24 += TARGET_PAGE_SIZE, cpage += TARGET_PAGE_SIZE) {
if (tcx24_check_dirty(ts, page, page24, cpage)) { if (tcx_check_dirty(ts, page, TARGET_PAGE_SIZE)) {
if (y_start < 0) if (y_start < 0)
y_start = y; y_start = y;
if (page < page_min) if (page < page_min)