diff options
author | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2006-08-18 09:32:04 +0000 |
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committer | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2006-08-18 09:32:04 +0000 |
commit | 83acc96b235753f089fadd7f755a9856a31165f2 (patch) | |
tree | b82533840efcbc4bf0b9419636b5aa00f585c3ee /hw/vga.c | |
parent | 6e1b3e4da4de3720c8bd29cf22933a87e801b0d5 (diff) | |
download | hqemu-83acc96b235753f089fadd7f755a9856a31165f2.zip hqemu-83acc96b235753f089fadd7f755a9856a31165f2.tar.gz |
fixed VGA resolutions with height > 1024
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2121 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'hw/vga.c')
-rw-r--r-- | hw/vga.c | 18 |
1 files changed, 11 insertions, 7 deletions
@@ -935,13 +935,15 @@ static int update_palette256(VGAState *s) static void vga_get_offsets(VGAState *s, uint32_t *pline_offset, - uint32_t *pstart_addr) + uint32_t *pstart_addr, + uint32_t *pline_compare) { - uint32_t start_addr, line_offset; + uint32_t start_addr, line_offset, line_compare; #ifdef CONFIG_BOCHS_VBE if (s->vbe_regs[VBE_DISPI_INDEX_ENABLE] & VBE_DISPI_ENABLED) { line_offset = s->vbe_line_offset; start_addr = s->vbe_start_addr; + line_compare = 65535; } else #endif { @@ -951,9 +953,15 @@ static void vga_get_offsets(VGAState *s, /* starting address */ start_addr = s->cr[0x0d] | (s->cr[0x0c] << 8); + + /* line compare */ + line_compare = s->cr[0x18] | + ((s->cr[0x07] & 0x10) << 4) | + ((s->cr[0x09] & 0x40) << 3); } *pline_offset = line_offset; *pstart_addr = start_addr; + *pline_compare = line_compare; } /* update start_addr and line_offset. Return TRUE if modified */ @@ -964,11 +972,7 @@ static int update_basic_params(VGAState *s) full_update = 0; - s->get_offsets(s, &line_offset, &start_addr); - /* line compare */ - line_compare = s->cr[0x18] | - ((s->cr[0x07] & 0x10) << 4) | - ((s->cr[0x09] & 0x40) << 3); + s->get_offsets(s, &line_offset, &start_addr, &line_compare); if (line_offset != s->line_offset || start_addr != s->start_addr || |