diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/display/ati.c | 10 | ||||
| -rw-r--r-- | hw/display/cirrus_vga.c | 6 |
2 files changed, 11 insertions, 5 deletions
diff --git a/hw/display/ati.c b/hw/display/ati.c index 065f197..67604e6 100644 --- a/hw/display/ati.c +++ b/hw/display/ati.c @@ -285,8 +285,11 @@ static uint64_t ati_mm_read(void *opaque, hwaddr addr, unsigned int size) if (idx <= s->vga.vram_size - size) { val = ldn_le_p(s->vga.vram_ptr + idx, size); } - } else { + } else if (s->regs.mm_index > MM_DATA + 3) { val = ati_mm_read(s, s->regs.mm_index + addr - MM_DATA, size); + } else { + qemu_log_mask(LOG_GUEST_ERROR, + "ati_mm_read: mm_index too small: %u\n", s->regs.mm_index); } break; case BIOS_0_SCRATCH ... BUS_CNTL - 1: @@ -520,8 +523,11 @@ static void ati_mm_write(void *opaque, hwaddr addr, if (idx <= s->vga.vram_size - size) { stn_le_p(s->vga.vram_ptr + idx, size, data); } - } else { + } else if (s->regs.mm_index > MM_DATA + 3) { ati_mm_write(s, s->regs.mm_index + addr - MM_DATA, data, size); + } else { + qemu_log_mask(LOG_GUEST_ERROR, + "ati_mm_write: mm_index too small: %u\n", s->regs.mm_index); } break; case BIOS_0_SCRATCH ... BUS_CNTL - 1: diff --git a/hw/display/cirrus_vga.c b/hw/display/cirrus_vga.c index 92c197c..212d6f5 100644 --- a/hw/display/cirrus_vga.c +++ b/hw/display/cirrus_vga.c @@ -1032,9 +1032,9 @@ static void cirrus_bitblt_start(CirrusVGAState * s) } else { if (s->cirrus_blt_mode & CIRRUS_BLTMODE_TRANSPARENTCOMP) { if (s->cirrus_blt_pixelwidth > 2) { - qemu_log_mask(LOG_GUEST_ERROR, - "cirrus: src transparent without colorexpand " - "must be 8bpp or 16bpp\n"); + qemu_log_mask(LOG_GUEST_ERROR, + "cirrus: src transparent without colorexpand " + "must be 8bpp or 16bpp\n"); goto bitblt_ignore; } if (s->cirrus_blt_mode & CIRRUS_BLTMODE_BACKWARDS) { |