diff options
| author | Bruce Evans <bde@FreeBSD.org> | 2017-04-21 17:57:23 +0000 |
|---|---|---|
| committer | Bruce Evans <bde@FreeBSD.org> | 2017-04-21 17:57:23 +0000 |
| commit | 6284ff839866511366571b2529897756273a6398 (patch) | |
| tree | f6ca59cb07baa145fdc8cdb528f93d86aeef6789 | |
| parent | 3df57f416b4cbae4fac23e0dd13e0c0dffb84b8d (diff) | |
Notes
| -rw-r--r-- | sys/dev/syscons/scvgarndr.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sys/dev/syscons/scvgarndr.c b/sys/dev/syscons/scvgarndr.c index 009b0e2cf6a8f..69e831c4e8cb7 100644 --- a/sys/dev/syscons/scvgarndr.c +++ b/sys/dev/syscons/scvgarndr.c @@ -736,7 +736,7 @@ vga_vgadraw_planar(scr_stat *scp, int from, int count, int flip) vm_offset_t d; vm_offset_t e; u_char *f; - u_short bg; + u_short bg, fg; u_short col1, col2; int line_width; int i, j; @@ -754,7 +754,7 @@ vga_vgadraw_planar(scr_stat *scp, int from, int count, int flip) outw(GDCIDX, 0x0005); /* read mode 0, write mode 0 */ outw(GDCIDX, 0x0003); /* data rotate/function select */ outw(GDCIDX, 0x0f01); /* set/reset enable */ - bg = -1; + fg = bg = -1; if (from + count > scp->xsize*scp->ysize) count = scp->xsize*scp->ysize - from; for (i = from; count-- > 0; ++i) { @@ -769,6 +769,7 @@ vga_vgadraw_planar(scr_stat *scp, int from, int count, int flip) /* set background color in EGA/VGA latch */ if (bg != col2) { bg = col2; + fg = -1; outw(GDCIDX, bg | 0x00); /* set/reset */ if (scp->sc->adp->va_type != KD_VGA) outw(GDCIDX, 0xff08); /* bit mask */ @@ -776,7 +777,10 @@ vga_vgadraw_planar(scr_stat *scp, int from, int count, int flip) c = readb(d); /* set bg color in the latch */ } /* foreground color */ - outw(GDCIDX, col1 | 0x00); /* set/reset */ + if (fg != col1) { + fg = col1; + outw(GDCIDX, col1 | 0x00); /* set/reset */ + } e = d; f = &(scp->font[sc_vtb_getc(&scp->vtb, i)*scp->font_size]); for (j = 0; j < scp->font_size; ++j, ++f) { |