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Oops! I commented out the waiting for retrace loops, because the

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one in draw_mouse causes spontanious hangs on my p5-100 when I
move the mouse excessively. Forgot that on the last commit, so
using the mouse or destructive cursor would produce large amounts
of flicker..
This commit is contained in:
Søren Schmidt 1997-01-18 15:53:48 +00:00
parent c59a3dbd01
commit 6b2c8fd9c3
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=21849
3 changed files with 15 additions and 15 deletions
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10
sys/dev/syscons/syscons.c
View file

@ -3454,9 +3454,10 @@ set_destructive_cursor(scr_stat *scp)
if ((i >= scp->cursor_start && i <= scp->cursor_end) ||
(scp->cursor_start >= scp->font_size && i == scp->font_size - 1))
cursor[i] |= 0xff;
#if 0
while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ;
#endif
/* wait for vertical retrace to avoid jitter on some videocards */
while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ;
set_font_mode();
bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32);
set_normal_mode();
@ -3614,9 +3615,8 @@ draw_mouse_image(scr_stat *scp)
scp->mouse_oldpos = scp->mouse_pos;
/* wait for vertical retrace to avoid jitter on some videocards */
#if 0
while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ;
#endif
set_font_mode();
bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128);
set_normal_mode();

10
sys/i386/isa/syscons.c
View file

@ -3454,9 +3454,10 @@ set_destructive_cursor(scr_stat *scp)
if ((i >= scp->cursor_start && i <= scp->cursor_end) ||
(scp->cursor_start >= scp->font_size && i == scp->font_size - 1))
cursor[i] |= 0xff;
#if 0
while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ;
#endif
/* wait for vertical retrace to avoid jitter on some videocards */
while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ;
set_font_mode();
bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32);
set_normal_mode();
@ -3614,9 +3615,8 @@ draw_mouse_image(scr_stat *scp)
scp->mouse_oldpos = scp->mouse_pos;
/* wait for vertical retrace to avoid jitter on some videocards */
#if 0
while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ;
#endif
set_font_mode();
bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128);
set_normal_mode();

10
sys/isa/syscons.c
View file

@ -3454,9 +3454,10 @@ set_destructive_cursor(scr_stat *scp)
if ((i >= scp->cursor_start && i <= scp->cursor_end) ||
(scp->cursor_start >= scp->font_size && i == scp->font_size - 1))
cursor[i] |= 0xff;
#if 0
while (!(inb(crtc_addr+6) & 0x08)) /* wait for vertical retrace */ ;
#endif
/* wait for vertical retrace to avoid jitter on some videocards */
while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ;
set_font_mode();
bcopy(cursor, (char *)pa_to_va(address) + DEAD_CHAR * 32, 32);
set_normal_mode();
@ -3614,9 +3615,8 @@ draw_mouse_image(scr_stat *scp)
scp->mouse_oldpos = scp->mouse_pos;
/* wait for vertical retrace to avoid jitter on some videocards */
#if 0
while (!(inb(crtc_addr+6) & 0x08)) /* idle */ ;
#endif
set_font_mode();
bcopy(scp->mouse_cursor, (char *)pa_to_va(address) + 0xd0 * 32, 128);
set_normal_mode();