1 /* mga_warp.c -- Matrox G200/G400 WARP engine management -*- linux-c -*-
2 * Created: Thu Jan 11 21:29:32 2001 by gareth@valinux.com
3 */
4 /*-
5 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
6 * All Rights Reserved.
7 *
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
14 *
15 * The above copyright notice and this permission notice (including the next
16 * paragraph) shall be included in all copies or substantial portions of the
17 * Software.
18 *
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
23 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
24 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
25 * OTHER DEALINGS IN THE SOFTWARE.
26 *
27 * Authors:
28 * Gareth Hughes <gareth@valinux.com>
29 */
30
31 #include <sys/cdefs.h>
32 __FBSDID("$FreeBSD$");
33
34 #include "dev/drm/drmP.h"
35 #include "dev/drm/drm.h"
36 #include "dev/drm/mga_drm.h"
37 #include "dev/drm/mga_drv.h"
38 #include "dev/drm/mga_ucode.h"
39
40 #define MGA_WARP_CODE_ALIGN 256 /* in bytes */
41
42 #define WARP_UCODE_SIZE( which ) \
43 ((sizeof(which) / MGA_WARP_CODE_ALIGN + 1) * MGA_WARP_CODE_ALIGN)
44
45 #define WARP_UCODE_INSTALL( which, where ) \
46 do { \
47 DRM_DEBUG( " pcbase = 0x%08lx vcbase = %p\n", pcbase, vcbase );\
48 dev_priv->warp_pipe_phys[where] = pcbase; \
49 memcpy( vcbase, which, sizeof(which) ); \
50 pcbase += WARP_UCODE_SIZE( which ); \
51 vcbase += WARP_UCODE_SIZE( which ); \
52 } while (0)
53
54 static const unsigned int mga_warp_g400_microcode_size =
55 (WARP_UCODE_SIZE(warp_g400_tgz) +
56 WARP_UCODE_SIZE(warp_g400_tgza) +
57 WARP_UCODE_SIZE(warp_g400_tgzaf) +
58 WARP_UCODE_SIZE(warp_g400_tgzf) +
59 WARP_UCODE_SIZE(warp_g400_tgzs) +
60 WARP_UCODE_SIZE(warp_g400_tgzsa) +
61 WARP_UCODE_SIZE(warp_g400_tgzsaf) +
62 WARP_UCODE_SIZE(warp_g400_tgzsf) +
63 WARP_UCODE_SIZE(warp_g400_t2gz) +
64 WARP_UCODE_SIZE(warp_g400_t2gza) +
65 WARP_UCODE_SIZE(warp_g400_t2gzaf) +
66 WARP_UCODE_SIZE(warp_g400_t2gzf) +
67 WARP_UCODE_SIZE(warp_g400_t2gzs) +
68 WARP_UCODE_SIZE(warp_g400_t2gzsa) +
69 WARP_UCODE_SIZE(warp_g400_t2gzsaf) +
70 WARP_UCODE_SIZE(warp_g400_t2gzsf));
71
72 static const unsigned int mga_warp_g200_microcode_size =
73 (WARP_UCODE_SIZE(warp_g200_tgz) +
74 WARP_UCODE_SIZE(warp_g200_tgza) +
75 WARP_UCODE_SIZE(warp_g200_tgzaf) +
76 WARP_UCODE_SIZE(warp_g200_tgzf) +
77 WARP_UCODE_SIZE(warp_g200_tgzs) +
78 WARP_UCODE_SIZE(warp_g200_tgzsa) +
79 WARP_UCODE_SIZE(warp_g200_tgzsaf) +
80 WARP_UCODE_SIZE(warp_g200_tgzsf));
81
82
mga_warp_microcode_size(const drm_mga_private_t * dev_priv)83 unsigned int mga_warp_microcode_size(const drm_mga_private_t * dev_priv)
84 {
85 switch (dev_priv->chipset) {
86 case MGA_CARD_TYPE_G400:
87 case MGA_CARD_TYPE_G550:
88 return PAGE_ALIGN(mga_warp_g400_microcode_size);
89 case MGA_CARD_TYPE_G200:
90 return PAGE_ALIGN(mga_warp_g200_microcode_size);
91 default:
92 DRM_ERROR("Unknown chipset value: 0x%x\n", dev_priv->chipset);
93 return 0;
94 }
95 }
96
mga_warp_install_g400_microcode(drm_mga_private_t * dev_priv)97 static int mga_warp_install_g400_microcode(drm_mga_private_t * dev_priv)
98 {
99 unsigned char *vcbase = dev_priv->warp->virtual;
100 unsigned long pcbase = dev_priv->warp->offset;
101
102 memset(dev_priv->warp_pipe_phys, 0, sizeof(dev_priv->warp_pipe_phys));
103
104 WARP_UCODE_INSTALL(warp_g400_tgz, MGA_WARP_TGZ);
105 WARP_UCODE_INSTALL(warp_g400_tgzf, MGA_WARP_TGZF);
106 WARP_UCODE_INSTALL(warp_g400_tgza, MGA_WARP_TGZA);
107 WARP_UCODE_INSTALL(warp_g400_tgzaf, MGA_WARP_TGZAF);
108 WARP_UCODE_INSTALL(warp_g400_tgzs, MGA_WARP_TGZS);
109 WARP_UCODE_INSTALL(warp_g400_tgzsf, MGA_WARP_TGZSF);
110 WARP_UCODE_INSTALL(warp_g400_tgzsa, MGA_WARP_TGZSA);
111 WARP_UCODE_INSTALL(warp_g400_tgzsaf, MGA_WARP_TGZSAF);
112
113 WARP_UCODE_INSTALL(warp_g400_t2gz, MGA_WARP_T2GZ);
114 WARP_UCODE_INSTALL(warp_g400_t2gzf, MGA_WARP_T2GZF);
115 WARP_UCODE_INSTALL(warp_g400_t2gza, MGA_WARP_T2GZA);
116 WARP_UCODE_INSTALL(warp_g400_t2gzaf, MGA_WARP_T2GZAF);
117 WARP_UCODE_INSTALL(warp_g400_t2gzs, MGA_WARP_T2GZS);
118 WARP_UCODE_INSTALL(warp_g400_t2gzsf, MGA_WARP_T2GZSF);
119 WARP_UCODE_INSTALL(warp_g400_t2gzsa, MGA_WARP_T2GZSA);
120 WARP_UCODE_INSTALL(warp_g400_t2gzsaf, MGA_WARP_T2GZSAF);
121
122 return 0;
123 }
124
mga_warp_install_g200_microcode(drm_mga_private_t * dev_priv)125 static int mga_warp_install_g200_microcode(drm_mga_private_t * dev_priv)
126 {
127 unsigned char *vcbase = dev_priv->warp->virtual;
128 unsigned long pcbase = dev_priv->warp->offset;
129
130 memset(dev_priv->warp_pipe_phys, 0, sizeof(dev_priv->warp_pipe_phys));
131
132 WARP_UCODE_INSTALL(warp_g200_tgz, MGA_WARP_TGZ);
133 WARP_UCODE_INSTALL(warp_g200_tgzf, MGA_WARP_TGZF);
134 WARP_UCODE_INSTALL(warp_g200_tgza, MGA_WARP_TGZA);
135 WARP_UCODE_INSTALL(warp_g200_tgzaf, MGA_WARP_TGZAF);
136 WARP_UCODE_INSTALL(warp_g200_tgzs, MGA_WARP_TGZS);
137 WARP_UCODE_INSTALL(warp_g200_tgzsf, MGA_WARP_TGZSF);
138 WARP_UCODE_INSTALL(warp_g200_tgzsa, MGA_WARP_TGZSA);
139 WARP_UCODE_INSTALL(warp_g200_tgzsaf, MGA_WARP_TGZSAF);
140
141 return 0;
142 }
143
mga_warp_install_microcode(drm_mga_private_t * dev_priv)144 int mga_warp_install_microcode(drm_mga_private_t * dev_priv)
145 {
146 const unsigned int size = mga_warp_microcode_size(dev_priv);
147
148 DRM_DEBUG("MGA ucode size = %d bytes\n", size);
149 if (size > dev_priv->warp->size) {
150 DRM_ERROR("microcode too large! (%u > %lu)\n",
151 size, dev_priv->warp->size);
152 return -ENOMEM;
153 }
154
155 switch (dev_priv->chipset) {
156 case MGA_CARD_TYPE_G400:
157 case MGA_CARD_TYPE_G550:
158 return mga_warp_install_g400_microcode(dev_priv);
159 case MGA_CARD_TYPE_G200:
160 return mga_warp_install_g200_microcode(dev_priv);
161 default:
162 return -EINVAL;
163 }
164 }
165
166 #define WMISC_EXPECTED (MGA_WUCODECACHE_ENABLE | MGA_WMASTER_ENABLE)
167
mga_warp_init(drm_mga_private_t * dev_priv)168 int mga_warp_init(drm_mga_private_t * dev_priv)
169 {
170 u32 wmisc;
171
172 /* FIXME: Get rid of these damned magic numbers...
173 */
174 switch (dev_priv->chipset) {
175 case MGA_CARD_TYPE_G400:
176 case MGA_CARD_TYPE_G550:
177 MGA_WRITE(MGA_WIADDR2, MGA_WMODE_SUSPEND);
178 MGA_WRITE(MGA_WGETMSB, 0x00000E00);
179 MGA_WRITE(MGA_WVRTXSZ, 0x00001807);
180 MGA_WRITE(MGA_WACCEPTSEQ, 0x18000000);
181 break;
182 case MGA_CARD_TYPE_G200:
183 MGA_WRITE(MGA_WIADDR, MGA_WMODE_SUSPEND);
184 MGA_WRITE(MGA_WGETMSB, 0x1606);
185 MGA_WRITE(MGA_WVRTXSZ, 7);
186 break;
187 default:
188 return -EINVAL;
189 }
190
191 MGA_WRITE(MGA_WMISC, (MGA_WUCODECACHE_ENABLE |
192 MGA_WMASTER_ENABLE | MGA_WCACHEFLUSH_ENABLE));
193 wmisc = MGA_READ(MGA_WMISC);
194 if (wmisc != WMISC_EXPECTED) {
195 DRM_ERROR("WARP engine config failed! 0x%x != 0x%x\n",
196 wmisc, WMISC_EXPECTED);
197 return -EINVAL;
198 }
199
200 return 0;
201 }
202