1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
|
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2015 Timothy Pearson <tpearson@raptorengineeringinc.com>, Raptor Engineering
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* Portions marked below taken from XGI/SiS Linux kernel drivers */
#ifndef _XGI_COREBOOT_
#define _XGI_COREBOOT_
#include <delay.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <arch/io.h>
#include <console/console.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
#include <device/pci_ops.h>
#include "initdef.h"
/* Begin code taken from Linux kernel 3.18.5 */
/* For 315/Xabre series */
#define COMMAND_QUEUE_AREA_SIZE (512 * 1024) /* 512K */
#define COMMAND_QUEUE_AREA_SIZE_Z7 (128 * 1024) /* 128k for XGI Z7 */
#define HW_CURSOR_AREA_SIZE_315 16384 /* 16K */
#define COMMAND_QUEUE_THRESHOLD 0x1F
#define SIS_OH_ALLOC_SIZE 4000
#define SENTINEL 0x7fffffff
#define SEQ_ADR 0x14
#define SEQ_DATA 0x15
#define DAC_ADR 0x18
#define DAC_DATA 0x19
#define CRTC_ADR 0x24
#define CRTC_DATA 0x25
#define DAC2_ADR (0x16-0x30)
#define DAC2_DATA (0x17-0x30)
#define VB_PART1_ADR (0x04-0x30)
#define VB_PART1_DATA (0x05-0x30)
#define VB_PART2_ADR (0x10-0x30)
#define VB_PART2_DATA (0x11-0x30)
#define VB_PART3_ADR (0x12-0x30)
#define VB_PART3_DATA (0x13-0x30)
#define VB_PART4_ADR (0x14-0x30)
#define VB_PART4_DATA (0x15-0x30)
#define SISSR ivideo->SiS_Pr.SiS_P3c4
#define SISCR ivideo->SiS_Pr.SiS_P3d4
#define SISDACA ivideo->SiS_Pr.SiS_P3c8
#define SISDACD ivideo->SiS_Pr.SiS_P3c9
#define SISPART1 ivideo->SiS_Pr.SiS_Part1Port
#define SISPART2 ivideo->SiS_Pr.SiS_Part2Port
#define SISPART3 ivideo->SiS_Pr.SiS_Part3Port
#define SISPART4 ivideo->SiS_Pr.SiS_Part4Port
#define SISPART5 ivideo->SiS_Pr.SiS_Part5Port
#define SISDAC2A SISPART5
#define SISDAC2D (SISPART5 + 1)
#define SISMISCR (ivideo->SiS_Pr.RelIO + 0x1c)
#define SISMISCW ivideo->SiS_Pr.SiS_P3c2
#define SISINPSTAT (ivideo->SiS_Pr.RelIO + 0x2a)
#define SISPEL ivideo->SiS_Pr.SiS_P3c6
#define SISVGAENABLE (ivideo->SiS_Pr.RelIO + 0x13)
#define SISVID (ivideo->SiS_Pr.RelIO + 0x02 - 0x30)
#define SISCAP (ivideo->SiS_Pr.RelIO + 0x00 - 0x30)
#define IND_SIS_PASSWORD 0x05 /* SRs */
#define IND_SIS_COLOR_MODE 0x06
#define IND_SIS_RAMDAC_CONTROL 0x07
#define IND_SIS_DRAM_SIZE 0x14
#define IND_SIS_MODULE_ENABLE 0x1E
#define IND_SIS_PCI_ADDRESS_SET 0x20
#define IND_SIS_TURBOQUEUE_ADR 0x26
#define IND_SIS_TURBOQUEUE_SET 0x27
#define IND_SIS_POWER_ON_TRAP 0x38
#define IND_SIS_POWER_ON_TRAP2 0x39
#define IND_SIS_CMDQUEUE_SET 0x26
#define IND_SIS_CMDQUEUE_THRESHOLD 0x27
#define IND_SIS_AGP_IO_PAD 0x48
#define SIS_CRT2_WENABLE_300 0x24 /* Part1 */
#define SIS_CRT2_WENABLE_315 0x2F
#define SIS_PASSWORD 0x86 /* SR05 */
#define SIS_INTERLACED_MODE 0x20 /* SR06 */
#define SIS_8BPP_COLOR_MODE 0x0
#define SIS_15BPP_COLOR_MODE 0x1
#define SIS_16BPP_COLOR_MODE 0x2
#define SIS_32BPP_COLOR_MODE 0x4
#define SIS_ENABLE_2D 0x40 /* SR1E */
#define SIS_MEM_MAP_IO_ENABLE 0x01 /* SR20 */
#define SIS_PCI_ADDR_ENABLE 0x80
#define SIS_AGP_CMDQUEUE_ENABLE 0x80 /* 315/330/340 series SR26 */
#define SIS_VRAM_CMDQUEUE_ENABLE 0x40
#define SIS_MMIO_CMD_ENABLE 0x20
#define SIS_CMD_QUEUE_SIZE_512k 0x00
#define SIS_CMD_QUEUE_SIZE_1M 0x04
#define SIS_CMD_QUEUE_SIZE_2M 0x08
#define SIS_CMD_QUEUE_SIZE_4M 0x0C
#define SIS_CMD_QUEUE_RESET 0x01
#define SIS_CMD_AUTO_CORR 0x02
#define SIS_CMD_QUEUE_SIZE_Z7_64k 0x00 /* XGI Z7 */
#define SIS_CMD_QUEUE_SIZE_Z7_128k 0x04
#define SIS_SIMULTANEOUS_VIEW_ENABLE 0x01 /* CR30 */
#define SIS_MODE_SELECT_CRT2 0x02
#define SIS_VB_OUTPUT_COMPOSITE 0x04
#define SIS_VB_OUTPUT_SVIDEO 0x08
#define SIS_VB_OUTPUT_SCART 0x10
#define SIS_VB_OUTPUT_LCD 0x20
#define SIS_VB_OUTPUT_CRT2 0x40
#define SIS_VB_OUTPUT_HIVISION 0x80
#define SIS_VB_OUTPUT_DISABLE 0x20 /* CR31 */
#define SIS_DRIVER_MODE 0x40
#define SIS_VB_COMPOSITE 0x01 /* CR32 */
#define SIS_VB_SVIDEO 0x02
#define SIS_VB_SCART 0x04
#define SIS_VB_LCD 0x08
#define SIS_VB_CRT2 0x10
#define SIS_CRT1 0x20
#define SIS_VB_HIVISION 0x40
#define SIS_VB_YPBPR 0x80
#define SIS_VB_TV (SIS_VB_COMPOSITE | SIS_VB_SVIDEO | \
SIS_VB_SCART | SIS_VB_HIVISION | SIS_VB_YPBPR)
#define SIS_EXTERNAL_CHIP_MASK 0x0E /* CR37 (< SiS 660) */
#define SIS_EXTERNAL_CHIP_SIS301 0x01 /* in CR37 << 1 ! */
#define SIS_EXTERNAL_CHIP_LVDS 0x02
#define SIS_EXTERNAL_CHIP_TRUMPION 0x03
#define SIS_EXTERNAL_CHIP_LVDS_CHRONTEL 0x04
#define SIS_EXTERNAL_CHIP_CHRONTEL 0x05
#define SIS310_EXTERNAL_CHIP_LVDS 0x02
#define SIS310_EXTERNAL_CHIP_LVDS_CHRONTEL 0x03
#define SIS_AGP_2X 0x20 /* CR48 */
/* vbflags, private entries (others in sisfb.h) */
#define VB_CONEXANT 0x00000800 /* 661 series only */
#define VB_TRUMPION VB_CONEXANT /* 300 series only */
#define VB_302ELV 0x00004000
#define VB_301 0x00100000 /* Video bridge type */
#define VB_301B 0x00200000
#define VB_302B 0x00400000
#define VB_30xBDH 0x00800000 /* 30xB DH version (w/o LCD support) */
#define VB_LVDS 0x01000000
#define VB_CHRONTEL 0x02000000
#define VB_301LV 0x04000000
#define VB_302LV 0x08000000
#define VB_301C 0x10000000
#define VB_SISBRIDGE (VB_301|VB_301B|VB_301C|VB_302B|VB_301LV|VB_302LV|VB_302ELV)
#define VB_VIDEOBRIDGE (VB_SISBRIDGE | VB_LVDS | VB_CHRONTEL | VB_CONEXANT)
enum _SIS_LCD_TYPE {
LCD_INVALID = 0,
LCD_800x600,
LCD_1024x768,
LCD_1280x1024,
LCD_1280x960,
LCD_640x480,
LCD_1600x1200,
LCD_1920x1440,
LCD_2048x1536,
LCD_320x240, /* FSTN */
LCD_1400x1050,
LCD_1152x864,
LCD_1152x768,
LCD_1280x768,
LCD_1024x600,
LCD_320x240_2, /* DSTN */
LCD_320x240_3, /* DSTN */
LCD_848x480,
LCD_1280x800,
LCD_1680x1050,
LCD_1280x720,
LCD_1280x854,
LCD_CUSTOM,
LCD_UNKNOWN
};
/* End code taken from Linux kernel 3.18.5 */
#define DEFAULT_TEXT_MODE 16 /* index for 800x600x8 */
/* coreboot <--> kernel code interface */
#define __iomem
#define SISIOMEMTYPE
typedef unsigned long SISIOADDRESS;
typedef u64 phys_addr_t;
#define pci_dev device
#define SZ_16M 0x01000000
#define min_t(type, x, y) ({ \
type __min1 = (x); \
type __min2 = (y); \
__min1 < __min2 ? __min1 : __min2; })
#define dev_info(dev, format, arg...) printk(BIOS_INFO, "XGI VGA: " format, ##arg)
#define dev_dbg(dev, format, arg...) printk(BIOS_DEBUG, "XGI VGA: " format, ##arg)
#define dev_err(dev, format, arg...) printk(BIOS_ERR, "XGI VGA: " format, ##arg)
#define pr_info(format, arg...) printk(BIOS_INFO, "XGI VGA: " format, ##arg)
#define pr_debug(format, arg...) printk(BIOS_INFO, "XGI VGA: " format, ##arg)
#define pr_err(format, arg...) printk(BIOS_ERR, "XGI VGA: " format, ##arg)
static inline void writel(u32 val, volatile void *addr) {
*(u32*)addr = val;
}
static inline u32 readl(const volatile void *addr) {
return *(u32*)addr;
}
static inline int pci_read_config_dword(struct pci_dev *dev, int where,
u32 *val)
{
*val = pci_read_config32(dev, where);
return 0;
}
static inline int pci_read_config_byte(struct pci_dev *dev, int where,
u8 *val)
{
*val = pci_read_config8(dev, where);
return 0;
}
static inline struct resource* resource_at_bar(struct pci_dev *dev, u8 bar) {
struct resource *res = dev->resource_list;
int i;
for (i = 0; i < bar; i++) {
res = res->next;
if (res == NULL)
return NULL;
}
return res;
}
static inline resource_t pci_resource_len(struct pci_dev *dev, u8 bar) {
struct resource *res = resource_at_bar(dev, bar);
if (res)
return res->size;
else
return 0;
}
static inline resource_t pci_resource_start(struct pci_dev *dev, u8 bar) {
struct resource *res = resource_at_bar(dev, bar);
if (res)
return res->base;
else
return 0;
}
struct xgifb_video_info *pci_get_drvdata(struct pci_dev *pdev);
void pci_set_drvdata(struct pci_dev *pdev, struct xgifb_video_info *data);
int xgifb_probe(struct pci_dev *pdev, struct xgifb_video_info *xgifb_info);
int xgifb_modeset(struct pci_dev *pdev, struct xgifb_video_info *xgifb_info);
#endif
|