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| author | BALATON Zoltan | 2018-07-04 11:40:58 +0200 |
|---|---|---|
| committer | David Gibson | 2018-07-07 04:12:27 +0200 |
| commit | eb76243c9da613d0abc27eb38a0d47b82f7ca00b (patch) | |
| tree | 10d97f45e4d7e18a5f92cb07321f67a5a3bc958a | |
| parent | sm501: Fix support for non-zero frame buffer start address (diff) | |
| download | qemu-eb76243c9da613d0abc27eb38a0d47b82f7ca00b.tar.gz qemu-eb76243c9da613d0abc27eb38a0d47b82f7ca00b.tar.xz qemu-eb76243c9da613d0abc27eb38a0d47b82f7ca00b.zip | |
sm501: Set updated region dirty after 2D operation
Set the changed memory region dirty after performed a 2D operation to
ensure that the screen is updated properly.
Signed-off-by: BALATON Zoltan <balaton@eik.bme.hu>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
| -rw-r--r-- | hw/display/sm501.c | 17 |
1 files changed, 15 insertions, 2 deletions
diff --git a/hw/display/sm501.c b/hw/display/sm501.c index 10ee008eb2..3661a89f60 100644 --- a/hw/display/sm501.c +++ b/hw/display/sm501.c @@ -715,12 +715,16 @@ static void sm501_2d_operation(SM501State *s) /* 1 if rop2 source is the pattern, otherwise the source is the bitmap */ int rop2_source_is_pattern = (s->twoD_control >> 14) & 0x1; int rop = s->twoD_control & 0xFF; + uint32_t src_base = s->twoD_source_base & 0x03FFFFFF; + uint32_t dst_base = s->twoD_destination_base & 0x03FFFFFF; /* get frame buffer info */ - uint8_t *src = s->local_mem + (s->twoD_source_base & 0x03FFFFFF); - uint8_t *dst = s->local_mem + (s->twoD_destination_base & 0x03FFFFFF); + uint8_t *src = s->local_mem + src_base; + uint8_t *dst = s->local_mem + dst_base; int src_width = s->twoD_pitch & 0x1FFF; int dst_width = (s->twoD_pitch >> 16) & 0x1FFF; + int crt = (s->dc_crt_control & SM501_DC_CRT_CONTROL_SEL) ? 1 : 0; + int fb_len = get_width(s, crt) * get_height(s, crt) * get_bpp(s, crt); if (addressing != 0x0) { printf("%s: only XY addressing is supported.\n", __func__); @@ -821,6 +825,15 @@ static void sm501_2d_operation(SM501State *s) abort(); break; } + + if (dst_base >= get_fb_addr(s, crt) && + dst_base <= get_fb_addr(s, crt) + fb_len) { + int dst_len = MIN(fb_len, ((dst_y + operation_height - 1) * dst_width + + dst_x + operation_width) * (1 << format_flags)); + if (dst_len) { + memory_region_set_dirty(&s->local_mem_region, dst_base, dst_len); + } + } } static uint64_t sm501_system_config_read(void *opaque, hwaddr addr, |