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If the vga driver isn't present in the kernel and PCDISPLAY_SOFTCURSOR 

is set, then pcdisplay_cursor() should disable the hardware cursor first
time it is called.
This commit is contained in:
ad 1999-12-06 10:04:50 +00:00
parent cd20e6eb44
commit 801b079e37
1 changed files with 16 additions and 1 deletions
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17
sys/dev/ic/pcdisplay_subr.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: pcdisplay_subr.c,v 1.9 1999/09/29 17:26:06 ad Exp $ */
/* $NetBSD: pcdisplay_subr.c,v 1.10 1999/12/06 10:04:50 ad Exp $ */
/*
* Copyright (c) 1995, 1996 Carnegie-Mellon University.
@ -40,6 +40,8 @@
#include <dev/wscons/wsdisplayvar.h>
#include "vga.h"
void
pcdisplay_cursor(id, on, row, col)
void *id;
@ -50,6 +52,19 @@ pcdisplay_cursor(id, on, row, col)
bus_space_tag_t memt = scr->hdl->ph_memt;
bus_space_handle_t memh = scr->hdl->ph_memh;
int off;
#if NVGA == 0
static int hwoff;
/*
* If the VGA driver hasn't been included in the kernel, we
* need to turn the hardware cursor off here.
*/
if (hwoff == 0) {
pcdisplay_6845_write(scr->hdl, cursorh, 0x10);
pcdisplay_6845_write(scr->hdl, cursorl, 0x10);
hwoff = 1;
}
#endif /* NVGA == 0 */
/* Remove old cursor image */
if (scr->cursoron) {