diff options
author | delphij <delphij@FreeBSD.org> | 2009-08-31 17:34:11 +0000 |
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committer | delphij <delphij@FreeBSD.org> | 2009-08-31 17:34:11 +0000 |
commit | ff163fe63bae53abcd2e9f1d913887d3fe1e68b6 (patch) | |
tree | b404c69b88b7f654a1099eb3a066c0a4e7ec5e3a /sys/i386/isa | |
parent | 326fe56013fb3059cc8c2cb5cd7e405a33d8619d (diff) | |
download | FreeBSD-src-ff163fe63bae53abcd2e9f1d913887d3fe1e68b6.zip FreeBSD-src-ff163fe63bae53abcd2e9f1d913887d3fe1e68b6.tar.gz |
Partially revert 196524: this part of change should not be committed as
part of the changeset - it's an unrelated one.
Reported by: danfe
Diffstat (limited to 'sys/i386/isa')
-rw-r--r-- | sys/i386/isa/vesa.c | 45 |
1 files changed, 25 insertions, 20 deletions
diff --git a/sys/i386/isa/vesa.c b/sys/i386/isa/vesa.c index 2cb1976..736daff 100644 --- a/sys/i386/isa/vesa.c +++ b/sys/i386/isa/vesa.c @@ -1074,11 +1074,6 @@ vesa_set_mode(video_adapter_t *adp, int mode) (info.vi_flags & V_INFO_COLOR) ? V_ADP_COLOR : 0; vesa_adp->va_crtc_addr = (vesa_adp->va_flags & V_ADP_COLOR) ? COLOR_CRTC : MONO_CRTC; - - vesa_adp->va_window = BIOS_PADDRTOVADDR(info.vi_window); - vesa_adp->va_window_size = info.vi_window_size; - vesa_adp->va_window_gran = info.vi_window_gran; - if (info.vi_flags & V_INFO_LINEAR) { #if VESA_DEBUG > 1 printf("VESA: setting up LFB\n"); @@ -1088,31 +1083,41 @@ vesa_set_mode(video_adapter_t *adp, int mode) vesa_adp_info->v_memsize*64*1024); vesa_adp->va_buffer_size = info.vi_buffer_size; vesa_adp->va_window = vesa_adp->va_buffer; + vesa_adp->va_window_size = info.vi_buffer_size/info.vi_planes; + vesa_adp->va_window_gran = info.vi_buffer_size/info.vi_planes; } else { vesa_adp->va_buffer = 0; - vesa_adp->va_buffer_size = 0; + vesa_adp->va_buffer_size = info.vi_buffer_size; + vesa_adp->va_window = BIOS_PADDRTOVADDR(info.vi_window); + vesa_adp->va_window_size = info.vi_window_size; + vesa_adp->va_window_gran = info.vi_window_gran; } -#if VESA_DEBUG > 1 - printf("VESA: buffer %x, buffer_size %d, window %x, window_size %d\n", - vesa_adp->va_buffer, - vesa_adp->va_buffer_size, - vesa_adp->va_window, - vesa_adp->va_window_size); -#endif vesa_adp->va_window_orig = 0; len = vesa_bios_get_line_length(); - if (info.vi_flags & V_INFO_GRAPHICS) { - switch (info.vi_depth) { + if (len > 0) { + vesa_adp->va_line_width = len; + } else if (info.vi_flags & V_INFO_GRAPHICS) { + switch (info.vi_depth/info.vi_planes) { + case 1: + vesa_adp->va_line_width = info.vi_width/8; + break; + case 2: + vesa_adp->va_line_width = info.vi_width/4; + break; case 4: - vesa_adp->va_line_width = info.vi_width; + vesa_adp->va_line_width = info.vi_width/2; break; case 8: + default: /* shouldn't happen */ + vesa_adp->va_line_width = info.vi_width; + break; case 15: case 16: + vesa_adp->va_line_width = info.vi_width*2; + break; case 24: case 32: - default: - vesa_adp->va_line_width = info.vi_width * (info.vi_depth / 8); + vesa_adp->va_line_width = info.vi_width*4; break; } } else { @@ -1121,8 +1126,8 @@ vesa_set_mode(video_adapter_t *adp, int mode) vesa_adp->va_disp_start.x = 0; vesa_adp->va_disp_start.y = 0; #if VESA_DEBUG > 0 - printf("vesa_set_mode(): vi_width:%d, len:%d, line_width:%d vi_mem_model:%d\n", - info.vi_width, len, vesa_adp->va_line_width, info.vi_mem_model); + printf("vesa_set_mode(): vi_width:%d, len:%d, line_width:%d\n", + info.vi_width, len, vesa_adp->va_line_width); #endif bcopy(&info, &vesa_adp->va_info, sizeof(vesa_adp->va_info)); |