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 * Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
5 * All Rights Reserved.
6 *
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
11 * and/or sell copies of the Software, and to permit persons to whom the
12 * Software is furnished to do so, subject to the following conditions:
13 *
14 * The above copyright notice and this permission notice (including the next
15 * paragraph) shall be included in all copies or substantial portions of the
16 * Software.
17 *
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * VA LINUX SYSTEMS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
22 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
23 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
24 * OTHER DEALINGS IN THE SOFTWARE.
25 *
26 * Authors:
27 * Gareth Hughes <gareth@valinux.com>
28 *
29 * $FreeBSD: head/sys/dev/drm/mga_warp.c 112015 2003-03-09 02:08:30Z anholt $
30 */
31
32#define __NO_VERSION__
33#include "dev/drm/mga.h"
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
41#define MGA_WARP_CODE_ALIGN 256 /* in bytes */
42
43#define WARP_UCODE_SIZE( which ) \
44 ((sizeof(which) / MGA_WARP_CODE_ALIGN + 1) * MGA_WARP_CODE_ALIGN)
45
46#define WARP_UCODE_INSTALL( which, where ) \
47do { \
48 DRM_DEBUG( " pcbase = 0x%08lx vcbase = %p\n", pcbase, vcbase );\
49 dev_priv->warp_pipe_phys[where] = pcbase; \
50 memcpy( vcbase, which, sizeof(which) ); \
51 pcbase += WARP_UCODE_SIZE( which ); \
52 vcbase += WARP_UCODE_SIZE( which ); \
53} while (0)
54
55
56static unsigned int mga_warp_g400_microcode_size( drm_mga_private_t *dev_priv )
57{
58 unsigned int size;
59
60 size = ( WARP_UCODE_SIZE( warp_g400_tgz ) +
61 WARP_UCODE_SIZE( warp_g400_tgza ) +
62 WARP_UCODE_SIZE( warp_g400_tgzaf ) +
63 WARP_UCODE_SIZE( warp_g400_tgzf ) +
64 WARP_UCODE_SIZE( warp_g400_tgzs ) +
65 WARP_UCODE_SIZE( warp_g400_tgzsa ) +
66 WARP_UCODE_SIZE( warp_g400_tgzsaf ) +
67 WARP_UCODE_SIZE( warp_g400_tgzsf ) +
68 WARP_UCODE_SIZE( warp_g400_t2gz ) +
69 WARP_UCODE_SIZE( warp_g400_t2gza ) +
70 WARP_UCODE_SIZE( warp_g400_t2gzaf ) +
71 WARP_UCODE_SIZE( warp_g400_t2gzf ) +
72 WARP_UCODE_SIZE( warp_g400_t2gzs ) +
73 WARP_UCODE_SIZE( warp_g400_t2gzsa ) +
74 WARP_UCODE_SIZE( warp_g400_t2gzsaf ) +
75 WARP_UCODE_SIZE( warp_g400_t2gzsf ) );
76
77 size = PAGE_ALIGN( size );
78
79 DRM_DEBUG( "G400 ucode size = %d bytes\n", size );
80 return size;
81}
82
83static unsigned int mga_warp_g200_microcode_size( drm_mga_private_t *dev_priv )
84{
85 unsigned int size;
86
87 size = ( WARP_UCODE_SIZE( warp_g200_tgz ) +
88 WARP_UCODE_SIZE( warp_g200_tgza ) +
89 WARP_UCODE_SIZE( warp_g200_tgzaf ) +
90 WARP_UCODE_SIZE( warp_g200_tgzf ) +
91 WARP_UCODE_SIZE( warp_g200_tgzs ) +
92 WARP_UCODE_SIZE( warp_g200_tgzsa ) +
93 WARP_UCODE_SIZE( warp_g200_tgzsaf ) +
94 WARP_UCODE_SIZE( warp_g200_tgzsf ) );
95
96 size = PAGE_ALIGN( size );
97
98 DRM_DEBUG( "G200 ucode size = %d bytes\n", size );
99 return size;
100}
101
102static int mga_warp_install_g400_microcode( drm_mga_private_t *dev_priv )
103{
104 unsigned char *vcbase = dev_priv->warp->handle;
105 unsigned long pcbase = dev_priv->warp->offset;
106 unsigned int size;
107
108 size = mga_warp_g400_microcode_size( dev_priv );
109 if ( size > dev_priv->warp->size ) {
110 DRM_ERROR( "microcode too large! (%u > %lu)\n",
111 size, dev_priv->warp->size );
112 return DRM_ERR(ENOMEM);
113 }
114
115 memset( dev_priv->warp_pipe_phys, 0,
116 sizeof(dev_priv->warp_pipe_phys) );
117
118 WARP_UCODE_INSTALL( warp_g400_tgz, MGA_WARP_TGZ );
119 WARP_UCODE_INSTALL( warp_g400_tgzf, MGA_WARP_TGZF );
120 WARP_UCODE_INSTALL( warp_g400_tgza, MGA_WARP_TGZA );
121 WARP_UCODE_INSTALL( warp_g400_tgzaf, MGA_WARP_TGZAF );
122 WARP_UCODE_INSTALL( warp_g400_tgzs, MGA_WARP_TGZS );
123 WARP_UCODE_INSTALL( warp_g400_tgzsf, MGA_WARP_TGZSF );
124 WARP_UCODE_INSTALL( warp_g400_tgzsa, MGA_WARP_TGZSA );
125 WARP_UCODE_INSTALL( warp_g400_tgzsaf, MGA_WARP_TGZSAF );
126
127 WARP_UCODE_INSTALL( warp_g400_t2gz, MGA_WARP_T2GZ );
128 WARP_UCODE_INSTALL( warp_g400_t2gzf, MGA_WARP_T2GZF );
129 WARP_UCODE_INSTALL( warp_g400_t2gza, MGA_WARP_T2GZA );
130 WARP_UCODE_INSTALL( warp_g400_t2gzaf, MGA_WARP_T2GZAF );
131 WARP_UCODE_INSTALL( warp_g400_t2gzs, MGA_WARP_T2GZS );
132 WARP_UCODE_INSTALL( warp_g400_t2gzsf, MGA_WARP_T2GZSF );
133 WARP_UCODE_INSTALL( warp_g400_t2gzsa, MGA_WARP_T2GZSA );
134 WARP_UCODE_INSTALL( warp_g400_t2gzsaf, MGA_WARP_T2GZSAF );
135
136 return 0;
137}
138
139static int mga_warp_install_g200_microcode( drm_mga_private_t *dev_priv )
140{
141 unsigned char *vcbase = dev_priv->warp->handle;
142 unsigned long pcbase = dev_priv->warp->offset;
143 unsigned int size;
144
145 size = mga_warp_g200_microcode_size( dev_priv );
146 if ( size > dev_priv->warp->size ) {
147 DRM_ERROR( "microcode too large! (%u > %lu)\n",
148 size, dev_priv->warp->size );
149 return DRM_ERR(ENOMEM);
150 }
151
152 memset( dev_priv->warp_pipe_phys, 0,
153 sizeof(dev_priv->warp_pipe_phys) );
154
155 WARP_UCODE_INSTALL( warp_g200_tgz, MGA_WARP_TGZ );
156 WARP_UCODE_INSTALL( warp_g200_tgzf, MGA_WARP_TGZF );
157 WARP_UCODE_INSTALL( warp_g200_tgza, MGA_WARP_TGZA );
158 WARP_UCODE_INSTALL( warp_g200_tgzaf, MGA_WARP_TGZAF );
159 WARP_UCODE_INSTALL( warp_g200_tgzs, MGA_WARP_TGZS );
160 WARP_UCODE_INSTALL( warp_g200_tgzsf, MGA_WARP_TGZSF );
161 WARP_UCODE_INSTALL( warp_g200_tgzsa, MGA_WARP_TGZSA );
162 WARP_UCODE_INSTALL( warp_g200_tgzsaf, MGA_WARP_TGZSAF );
163
164 return 0;
165}
166
167int mga_warp_install_microcode( drm_mga_private_t *dev_priv )
168{
169 switch ( dev_priv->chipset ) {
170 case MGA_CARD_TYPE_G400:
171 return mga_warp_install_g400_microcode( dev_priv );
172 case MGA_CARD_TYPE_G200:
173 return mga_warp_install_g200_microcode( dev_priv );
174 default:
175 return DRM_ERR(EINVAL);
176 }
177}
178
179#define WMISC_EXPECTED (MGA_WUCODECACHE_ENABLE | MGA_WMASTER_ENABLE)
180
181int mga_warp_init( drm_mga_private_t *dev_priv )
182{
183 u32 wmisc;
184
185 /* FIXME: Get rid of these damned magic numbers...
186 */
187 switch ( dev_priv->chipset ) {
188 case MGA_CARD_TYPE_G400:
189 MGA_WRITE( MGA_WIADDR2, MGA_WMODE_SUSPEND );
190 MGA_WRITE( MGA_WGETMSB, 0x00000E00 );
191 MGA_WRITE( MGA_WVRTXSZ, 0x00001807 );
192 MGA_WRITE( MGA_WACCEPTSEQ, 0x18000000 );
193 break;
194 case MGA_CARD_TYPE_G200:
195 MGA_WRITE( MGA_WIADDR, MGA_WMODE_SUSPEND );
196 MGA_WRITE( MGA_WGETMSB, 0x1606 );
197 MGA_WRITE( MGA_WVRTXSZ, 7 );
198 break;
199 default:
200 return DRM_ERR(EINVAL);
201 }
202
203 MGA_WRITE( MGA_WMISC, (MGA_WUCODECACHE_ENABLE |
204 MGA_WMASTER_ENABLE |
205 MGA_WCACHEFLUSH_ENABLE) );
206 wmisc = MGA_READ( MGA_WMISC );
207 if ( wmisc != WMISC_EXPECTED ) {
208 DRM_ERROR( "WARP engine config failed! 0x%x != 0x%x\n",
209 wmisc, WMISC_EXPECTED );
210 return DRM_ERR(EINVAL);
211 }
212
213 return 0;
214}