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Allow the control registers to be mapped too.

This commit is contained in:
leo 1997-01-10 21:00:36 +00:00
parent 1f4324fd52
commit 2fa61d9691
2 changed files with 14 additions and 2 deletions
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8
sys/arch/atari/dev/grf.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: grf.c,v 1.17 1996/12/20 12:49:36 leo Exp $ */
/* $NetBSD: grf.c,v 1.18 1997/01/10 21:00:36 leo Exp $ */
/*
* Copyright (c) 1995 Leo Weppelman
@ -293,6 +293,12 @@ int off, prot;
gp = grfsp[GRFUNIT(dev)];
gi = &gp->g_display;
/*
* control registers
*/
if (off >= 0 && off < gi->gd_regsize)
return(((u_int)gi->gd_regaddr + off) >> PGSHIFT);
/*
* frame buffer
*/

8
sys/arch/atari/dev/view.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: view.c,v 1.13 1996/10/13 04:11:12 christos Exp $ */
/* $NetBSD: view.c,v 1.14 1997/01/10 21:00:37 leo Exp $ */
/*
* Copyright (c) 1994 Christian E. Hopps
@ -413,6 +413,12 @@ int off, prot;
bmd_start = bm->hw_address;
bmd_size = bm->bytes_per_row*bm->rows*bm->depth;
/*
* control registers
*/
if (off >= 0 && off < bm->reg_size)
return(((u_int)bm->hw_regs + off) >> PGSHIFT);
if (off >= 0 && off < bmd_size)
return(((u_int)bmd_start + off) >> PGSHIFT);