summaryrefslogtreecommitdiff
path: root/sys/arch/alpha/pci/tga_conf.c
diff options
context:
space:
mode:
authorMichael Shalayeff <mickey@cvs.openbsd.org>2000-07-03 19:30:25 +0000
committerMichael Shalayeff <mickey@cvs.openbsd.org>2000-07-03 19:30:25 +0000
commitff1778621a8b0ab188efd9fed2b26f79a8e83475 (patch)
treedb9923395070a7781170d8bfd437ba71a62ff905 /sys/arch/alpha/pci/tga_conf.c
parente698fd70260d37f50e69e932cd47c047dcfb3750 (diff)
closer approximation to an alpha using new wscons.
tga moved to dev/pci. by request from alpha people.
Diffstat (limited to 'sys/arch/alpha/pci/tga_conf.c')
-rw-r--r--sys/arch/alpha/pci/tga_conf.c184
1 files changed, 0 insertions, 184 deletions
diff --git a/sys/arch/alpha/pci/tga_conf.c b/sys/arch/alpha/pci/tga_conf.c
index 73a65a85a23..e69de29bb2d 100644
--- a/sys/arch/alpha/pci/tga_conf.c
+++ b/sys/arch/alpha/pci/tga_conf.c
@@ -1,184 +0,0 @@
-/* $OpenBSD: tga_conf.c,v 1.3 1996/10/30 22:40:22 niklas Exp $ */
-/* $NetBSD: tga_conf.c,v 1.2 1996/04/12 06:09:18 cgd Exp $ */
-
-/*
- * Copyright (c) 1995, 1996 Carnegie-Mellon University.
- * All rights reserved.
- *
- * Author: Chris G. Demetriou
- *
- * Permission to use, copy, modify and distribute this software and
- * its documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
- * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
- * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * Carnegie Mellon requests users of this software to return to
- *
- * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
- * School of Computer Science
- * Carnegie Mellon University
- * Pittsburgh PA 15213-3890
- *
- * any improvements or extensions that they make and grant Carnegie the
- * rights to redistribute these changes.
- */
-
-#include <sys/param.h>
-#include <sys/device.h>
-
-#include <dev/pci/pcivar.h>
-#include <machine/tgareg.h>
-#include <alpha/pci/tgavar.h>
-
-#undef KB
-#define KB * 1024
-#undef MB
-#define MB * 1024 * 1024
-
-static const struct tga_conf tga_configs[TGA_TYPE_UNKNOWN] = {
- /* TGA_TYPE_T8_01 */
- {
- "T8-01",
- &tga_ramdac_bt485,
- 8,
- 4 MB,
- 2 KB,
- 1, { 2 MB, 0 }, { 1 MB, 0 },
- 0, { 0, 0 }, { 0, 0 },
- },
- /* TGA_TYPE_T8_02 */
- {
- "T8-02",
- &tga_ramdac_bt485,
- 8,
- 4 MB,
- 4 KB,
- 1, { 2 MB, 0 }, { 2 MB, 0 },
- 0, { 0, 0 }, { 0, 0 },
- },
- /* TGA_TYPE_T8_22 */
- {
- "T8-22",
- &tga_ramdac_bt485,
- 8,
- 8 MB,
- 4 KB,
- 1, { 4 MB, 0 }, { 2 MB, 0 },
- 1, { 6 MB, 0 }, { 2 MB, 0 },
- },
- /* TGA_TYPE_T8_44 */
- {
- "T8-44",
- &tga_ramdac_bt485,
- 8,
- 16 MB,
- 4 KB,
- 2, { 8 MB, 12 MB }, { 2 MB, 2 MB },
- 2, { 10 MB, 14 MB }, { 2 MB, 2 MB },
- },
- /* TGA_TYPE_T32_04 */
- {
- "T32-04",
- &tga_ramdac_bt463,
- 32,
- 16 MB,
- 8 KB,
- 1, { 8 MB, 0 }, { 4 MB, 0 },
- 0, { 0, 0 }, { 0, 0 },
- },
- /* TGA_TYPE_T32_08 */
- {
- "T32-08",
- &tga_ramdac_bt463,
- 32,
- 16 MB,
- 16 KB,
- 1, { 8 MB, 0 }, { 8 MB, 0 },
- 0, { 0, 0 }, { 0, 0 },
- },
- /* TGA_TYPE_T32_88 */
- {
- "T32-88",
- &tga_ramdac_bt463,
- 32,
- 32 MB,
- 16 KB,
- 1, { 16 MB, 0 }, { 8 MB, 0 },
- 1, { 24 MB, 0 }, { 8 MB, 0 },
- },
-};
-
-#undef KB
-#undef MB
-
-int
-tga_identify(regs)
- tga_reg_t *regs;
-{
- int type;
- int deep, addrmask, wide;
-
- deep = (regs[TGA_REG_GDER] & 0x1) != 0; /* XXX */
- addrmask = ((regs[TGA_REG_GDER] >> 2) & 0x7); /* XXX */
- wide = (regs[TGA_REG_GDER] & 0x200) == 0; /* XXX */
-
- type = TGA_TYPE_UNKNOWN;
-
- if (!deep) {
- /* 8bpp frame buffer */
-
- if (addrmask == 0x0) {
- /* 4MB core map; T8-01 or T8-02 */
-
- if (!wide)
- type = TGA_TYPE_T8_01;
- else
- type = TGA_TYPE_T8_02;
- } else if (addrmask == 0x1) {
- /* 8MB core map; T8-22 */
-
- if (wide) /* sanity */
- type = TGA_TYPE_T8_22;
- } else if (addrmask == 0x3) {
- /* 16MB core map; T8-44 */
-
- if (wide) /* sanity */
- type = TGA_TYPE_T8_44;
- }
- } else {
- /* 32bpp frame buffer */
-
- if (addrmask == 0x3) {
- /* 16MB core map; T32-04 or T32-08 */
-
- if (!wide)
- type = TGA_TYPE_T32_04;
- else
- type = TGA_TYPE_T32_08;
- } else if (addrmask == 0x7) {
- /* 32MB core map; T32-88 */
-
- if (wide) /* sanity */
- type = TGA_TYPE_T32_88;
- }
- }
-
- return (type);
-}
-
-const struct tga_conf *
-tga_getconf(type)
- int type;
-{
-
- if (type >= 0 && type < TGA_TYPE_UNKNOWN)
- return &tga_configs[type];
-
- return (NULL);
-}
-