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SC_BAD_FLICKER -> SC_ALT_SEQACCESS

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Now supposedly less harmful way of accessing VGA sequencer registers
is default. An alternative, often troublesome, I/O access is optional.

Discussed with: sos, jkh
This commit is contained in:
Kazutaka YOKOTA 1998-09-24 13:20:47 +00:00
parent 737797e011
commit e91db91d4e
3 changed files with 17 additions and 17 deletions
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4
sys/conf/options.i386
View File

@ -1,4 +1,4 @@
# $Id: options.i386,v 1.86 1998/09/15 10:01:14 gibbs Exp $
# $Id: options.i386,v 1.87 1998/09/15 18:16:37 sos Exp $
BOUNCEPAGES opt_bounce.h
DISABLE_PSE
@ -75,7 +75,7 @@ STD8X16FONT opt_syscons.h
SC_HISTORY_SIZE opt_syscons.h
SC_DISABLE_REBOOT opt_syscons.h
SC_MOUSE_CHAR opt_syscons.h
SC_BAD_FLICKER opt_syscons.h
SC_ALT_SEQACCESS opt_syscons.h
VESA opt_vesa.h

4
sys/i386/conf/options.i386
View File

@ -1,4 +1,4 @@
# $Id: options.i386,v 1.86 1998/09/15 10:01:14 gibbs Exp $
# $Id: options.i386,v 1.87 1998/09/15 18:16:37 sos Exp $
BOUNCEPAGES opt_bounce.h
DISABLE_PSE
@ -75,7 +75,7 @@ STD8X16FONT opt_syscons.h
SC_HISTORY_SIZE opt_syscons.h
SC_DISABLE_REBOOT opt_syscons.h
SC_MOUSE_CHAR opt_syscons.h
SC_BAD_FLICKER opt_syscons.h
SC_ALT_SEQACCESS opt_syscons.h
VESA opt_vesa.h

26
sys/i386/isa/videoio.c
View File

@ -26,7 +26,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: videoio.c,v 1.1 1998/09/15 18:16:38 sos Exp $
* $Id: videoio.c,v 1.2 1998/09/23 09:59:00 yokota Exp $
*/
#include "sc.h"
@ -1069,24 +1069,24 @@ set_font_mode(video_adapter_t *adp, u_char *buf)
outb(ATC, 0x20); /* enable palette */
#if SLOW_VGA
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
outb(TSIDX, 0x00); outb(TSREG, 0x01);
#endif
outb(TSIDX, 0x02); outb(TSREG, 0x04);
outb(TSIDX, 0x04); outb(TSREG, 0x07);
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
outb(TSIDX, 0x00); outb(TSREG, 0x03);
#endif
outb(GDCIDX, 0x04); outb(GDCREG, 0x02);
outb(GDCIDX, 0x05); outb(GDCREG, 0x00);
outb(GDCIDX, 0x06); outb(GDCREG, 0x04);
#else
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
outw(TSIDX, 0x0100);
#endif
outw(TSIDX, 0x0402);
outw(TSIDX, 0x0704);
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
outw(TSIDX, 0x0300);
#endif
outw(GDCIDX, 0x0204);
@ -1111,12 +1111,12 @@ set_normal_mode(video_adapter_t *adp, u_char *buf)
outb(ATC, 0x20); /* enable palette */
#if SLOW_VGA
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
outb(TSIDX, 0x00); outb(TSREG, 0x01);
#endif
outb(TSIDX, 0x02); outb(TSREG, buf[0]);
outb(TSIDX, 0x04); outb(TSREG, buf[1]);
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
outb(TSIDX, 0x00); outb(TSREG, 0x03);
#endif
outb(GDCIDX, 0x04); outb(GDCREG, buf[2]);
@ -1127,12 +1127,12 @@ set_normal_mode(video_adapter_t *adp, u_char *buf)
outb(GDCIDX, 0x06); outb(GDCREG,(buf[4] & 0x03) | 0x0c);
}
#else
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
outw(TSIDX, 0x0100);
#endif
outw(TSIDX, 0x0002 | (buf[0] << 8));
outw(TSIDX, 0x0004 | (buf[1] << 8));
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
outw(TSIDX, 0x0300);
#endif
outw(GDCIDX, 0x0004 | (buf[2] << 8));
@ -1182,7 +1182,7 @@ vid_save_font(int ad, int page, int fontsize, u_char *data, int ch, int count)
if (page > 3)
segment -= 0xe000;
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
if (adapter[ad].va_type == KD_VGA) { /* what about EGA? XXX */
s = splhigh();
outb(TSIDX, 0x00); outb(TSREG, 0x01);
@ -1206,7 +1206,7 @@ vid_save_font(int ad, int page, int fontsize, u_char *data, int ch, int count)
}
set_normal_mode(&adapter[ad], buf);
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
if (adapter[ad].va_type == KD_VGA) {
s = splhigh();
outb(TSIDX, 0x00); outb(TSREG, 0x01);
@ -1257,7 +1257,7 @@ vid_load_font(int ad, int page, int fontsize, u_char *data, int ch, int count)
if (page > 3)
segment -= 0xe000;
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
if (adapter[ad].va_type == KD_VGA) { /* what about EGA? XXX */
s = splhigh();
outb(TSIDX, 0x00); outb(TSREG, 0x01);
@ -1281,7 +1281,7 @@ vid_load_font(int ad, int page, int fontsize, u_char *data, int ch, int count)
}
set_normal_mode(&adapter[ad], buf);
#ifndef SC_BAD_FLICKER
#ifdef SC_ALT_SEQACCESS
if (adapter[ad].va_type == KD_VGA) {
s = splhigh();
outb(TSIDX, 0x00); outb(TSREG, 0x01);