2 * SiS 300/540/630[S]/730[S],
3 * SiS 315[E|PRO]/550/[M]65x/[M]661[F|M]X/740/[M]741[GX]/330/[M]76x[GX],
5 * frame buffer driver for Linux kernels >=2.4.14 and >=2.6.3
7 * Copyright (C) 2001-2005 Thomas Winischhofer, Vienna, Austria.
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the named License,
12 * or any later version.
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA
27 #include <linux/version.h>
30 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
31 #include <video/sisfb.h>
33 #include <linux/sisfb.h>
43 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
44 #include <linux/spinlock.h>
45 #define SIS_PCI_GET_CLASS(a, b) pci_get_class(a, b)
46 #define SIS_PCI_GET_DEVICE(a,b,c) pci_get_device(a,b,c)
47 #define SIS_PCI_GET_SLOT(a,b) pci_get_slot(a,b)
48 #define SIS_PCI_PUT_DEVICE(a) pci_dev_put(a)
50 #if LINUX_VERSION_CODE <= KERNEL_VERSION(2,6,10)
51 #include <linux/ioctl32.h>
52 #define SIS_OLD_CONFIG_COMPAT
54 #include <linux/smp_lock.h>
55 #define SIS_NEW_CONFIG_COMPAT
57 #endif /* CONFIG_COMPAT */
59 #define SIS_PCI_GET_CLASS(a, b) pci_find_class(a, b)
60 #define SIS_PCI_GET_DEVICE(a,b,c) pci_find_device(a,b,c)
61 #define SIS_PCI_GET_SLOT(a,b) pci_find_slot(a,b)
62 #define SIS_PCI_PUT_DEVICE(a)
63 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,4,19)
64 #ifdef __x86_64__ /* Shouldn't we check for CONFIG_IA32_EMULATION here? */
65 #include <asm/ioctl32.h>
66 #define SIS_OLD_CONFIG_COMPAT
70 #if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,8)
71 #define SIS_IOTYPE1 void __iomem
72 #define SIS_IOTYPE2 __iomem
73 #define SISINITSTATIC static
75 #define SIS_IOTYPE1 unsigned char
83 #define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __FUNCTION__ , ## args)
84 #define TWDEBUG(x) printk(KERN_INFO x "\n");
86 #define DPRINTK(fmt, args...)
90 #define SISFAIL(x) do { printk(x "\n"); return -EINVAL; } while(0)
92 /* To be included in pci_ids.h */
93 #ifndef PCI_DEVICE_ID_SI_650_VGA
94 #define PCI_DEVICE_ID_SI_650_VGA 0x6325
96 #ifndef PCI_DEVICE_ID_SI_650
97 #define PCI_DEVICE_ID_SI_650 0x0650
99 #ifndef PCI_DEVICE_ID_SI_651
100 #define PCI_DEVICE_ID_SI_651 0x0651
102 #ifndef PCI_DEVICE_ID_SI_740
103 #define PCI_DEVICE_ID_SI_740 0x0740
105 #ifndef PCI_DEVICE_ID_SI_330
106 #define PCI_DEVICE_ID_SI_330 0x0330
108 #ifndef PCI_DEVICE_ID_SI_660_VGA
109 #define PCI_DEVICE_ID_SI_660_VGA 0x6330
111 #ifndef PCI_DEVICE_ID_SI_661
112 #define PCI_DEVICE_ID_SI_661 0x0661
114 #ifndef PCI_DEVICE_ID_SI_741
115 #define PCI_DEVICE_ID_SI_741 0x0741
117 #ifndef PCI_DEVICE_ID_SI_660
118 #define PCI_DEVICE_ID_SI_660 0x0660
120 #ifndef PCI_DEVICE_ID_SI_760
121 #define PCI_DEVICE_ID_SI_760 0x0760
123 #ifndef PCI_DEVICE_ID_SI_761
124 #define PCI_DEVICE_ID_SI_761 0x0761
127 #ifndef PCI_VENDOR_ID_XGI
128 #define PCI_VENDOR_ID_XGI 0x18ca
131 #ifndef PCI_DEVICE_ID_XGI_20
132 #define PCI_DEVICE_ID_XGI_20 0x0020
135 #ifndef PCI_DEVICE_ID_XGI_40
136 #define PCI_DEVICE_ID_XGI_40 0x0040
139 /* To be included in fb.h */
140 #ifndef FB_ACCEL_SIS_GLAMOUR_2
141 #define FB_ACCEL_SIS_GLAMOUR_2 40 /* SiS 315, 65x, 740, 661, 741 */
143 #ifndef FB_ACCEL_SIS_XABRE
144 #define FB_ACCEL_SIS_XABRE 41 /* SiS 330 ("Xabre"), 76x */
146 #ifndef FB_ACCEL_XGI_VOLARI_V
147 #define FB_ACCEL_XGI_VOLARI_V 47 /* XGI Volari Vx (V3XT, V5, V8) */
149 #ifndef FB_ACCEL_XGI_VOLARI_Z
150 #define FB_ACCEL_XGI_VOLARI_Z 48 /* XGI Volari Z7 */
154 #define HW_CURSOR_CAP 0x80
155 #define TURBO_QUEUE_CAP 0x40
156 #define AGP_CMD_QUEUE_CAP 0x20
157 #define VM_CMD_QUEUE_CAP 0x10
158 #define MMIO_CMD_QUEUE_CAP 0x08
161 #define TURBO_QUEUE_AREA_SIZE (512 * 1024) /* 512K */
162 #define HW_CURSOR_AREA_SIZE_300 4096 /* 4K */
164 /* For 315/Xabre series */
165 #define COMMAND_QUEUE_AREA_SIZE (512 * 1024) /* 512K */
166 #define COMMAND_QUEUE_AREA_SIZE_Z7 (128 * 1024) /* 128k for XGI Z7 */
167 #define HW_CURSOR_AREA_SIZE_315 16384 /* 16K */
168 #define COMMAND_QUEUE_THRESHOLD 0x1F
170 #define SIS_OH_ALLOC_SIZE 4000
171 #define SENTINEL 0x7fffffff
174 #define SEQ_DATA 0x15
176 #define DAC_DATA 0x19
177 #define CRTC_ADR 0x24
178 #define CRTC_DATA 0x25
179 #define DAC2_ADR (0x16-0x30)
180 #define DAC2_DATA (0x17-0x30)
181 #define VB_PART1_ADR (0x04-0x30)
182 #define VB_PART1_DATA (0x05-0x30)
183 #define VB_PART2_ADR (0x10-0x30)
184 #define VB_PART2_DATA (0x11-0x30)
185 #define VB_PART3_ADR (0x12-0x30)
186 #define VB_PART3_DATA (0x13-0x30)
187 #define VB_PART4_ADR (0x14-0x30)
188 #define VB_PART4_DATA (0x15-0x30)
190 #define SISSR ivideo->SiS_Pr.SiS_P3c4
191 #define SISCR ivideo->SiS_Pr.SiS_P3d4
192 #define SISDACA ivideo->SiS_Pr.SiS_P3c8
193 #define SISDACD ivideo->SiS_Pr.SiS_P3c9
194 #define SISPART1 ivideo->SiS_Pr.SiS_Part1Port
195 #define SISPART2 ivideo->SiS_Pr.SiS_Part2Port
196 #define SISPART3 ivideo->SiS_Pr.SiS_Part3Port
197 #define SISPART4 ivideo->SiS_Pr.SiS_Part4Port
198 #define SISPART5 ivideo->SiS_Pr.SiS_Part5Port
199 #define SISDAC2A SISPART5
200 #define SISDAC2D (SISPART5 + 1)
201 #define SISMISCR (ivideo->SiS_Pr.RelIO + 0x1c)
202 #define SISMISCW ivideo->SiS_Pr.SiS_P3c2
203 #define SISINPSTAT (ivideo->SiS_Pr.RelIO + 0x2a)
204 #define SISPEL ivideo->SiS_Pr.SiS_P3c6
205 #define SISVGAENABLE (ivideo->SiS_Pr.RelIO + 0x13)
206 #define SISVID (ivideo->SiS_Pr.RelIO + 0x02 - 0x30)
207 #define SISCAP (ivideo->SiS_Pr.RelIO + 0x00 - 0x30)
209 #define IND_SIS_PASSWORD 0x05 /* SRs */
210 #define IND_SIS_COLOR_MODE 0x06
211 #define IND_SIS_RAMDAC_CONTROL 0x07
212 #define IND_SIS_DRAM_SIZE 0x14
213 #define IND_SIS_MODULE_ENABLE 0x1E
214 #define IND_SIS_PCI_ADDRESS_SET 0x20
215 #define IND_SIS_TURBOQUEUE_ADR 0x26
216 #define IND_SIS_TURBOQUEUE_SET 0x27
217 #define IND_SIS_POWER_ON_TRAP 0x38
218 #define IND_SIS_POWER_ON_TRAP2 0x39
219 #define IND_SIS_CMDQUEUE_SET 0x26
220 #define IND_SIS_CMDQUEUE_THRESHOLD 0x27
222 #define IND_SIS_AGP_IO_PAD 0x48
224 #define SIS_CRT2_WENABLE_300 0x24 /* Part1 */
225 #define SIS_CRT2_WENABLE_315 0x2F
227 #define SIS_PASSWORD 0x86 /* SR05 */
229 #define SIS_INTERLACED_MODE 0x20 /* SR06 */
230 #define SIS_8BPP_COLOR_MODE 0x0
231 #define SIS_15BPP_COLOR_MODE 0x1
232 #define SIS_16BPP_COLOR_MODE 0x2
233 #define SIS_32BPP_COLOR_MODE 0x4
235 #define SIS_ENABLE_2D 0x40 /* SR1E */
237 #define SIS_MEM_MAP_IO_ENABLE 0x01 /* SR20 */
238 #define SIS_PCI_ADDR_ENABLE 0x80
240 #define SIS_AGP_CMDQUEUE_ENABLE 0x80 /* 315/330/340 series SR26 */
241 #define SIS_VRAM_CMDQUEUE_ENABLE 0x40
242 #define SIS_MMIO_CMD_ENABLE 0x20
243 #define SIS_CMD_QUEUE_SIZE_512k 0x00
244 #define SIS_CMD_QUEUE_SIZE_1M 0x04
245 #define SIS_CMD_QUEUE_SIZE_2M 0x08
246 #define SIS_CMD_QUEUE_SIZE_4M 0x0C
247 #define SIS_CMD_QUEUE_RESET 0x01
248 #define SIS_CMD_AUTO_CORR 0x02
250 #define SIS_CMD_QUEUE_SIZE_Z7_64k 0x00 /* XGI Z7 */
251 #define SIS_CMD_QUEUE_SIZE_Z7_128k 0x04
253 #define SIS_SIMULTANEOUS_VIEW_ENABLE 0x01 /* CR30 */
254 #define SIS_MODE_SELECT_CRT2 0x02
255 #define SIS_VB_OUTPUT_COMPOSITE 0x04
256 #define SIS_VB_OUTPUT_SVIDEO 0x08
257 #define SIS_VB_OUTPUT_SCART 0x10
258 #define SIS_VB_OUTPUT_LCD 0x20
259 #define SIS_VB_OUTPUT_CRT2 0x40
260 #define SIS_VB_OUTPUT_HIVISION 0x80
262 #define SIS_VB_OUTPUT_DISABLE 0x20 /* CR31 */
263 #define SIS_DRIVER_MODE 0x40
265 #define SIS_VB_COMPOSITE 0x01 /* CR32 */
266 #define SIS_VB_SVIDEO 0x02
267 #define SIS_VB_SCART 0x04
268 #define SIS_VB_LCD 0x08
269 #define SIS_VB_CRT2 0x10
270 #define SIS_CRT1 0x20
271 #define SIS_VB_HIVISION 0x40
272 #define SIS_VB_YPBPR 0x80
273 #define SIS_VB_TV (SIS_VB_COMPOSITE | SIS_VB_SVIDEO | \
274 SIS_VB_SCART | SIS_VB_HIVISION | SIS_VB_YPBPR)
276 #define SIS_EXTERNAL_CHIP_MASK 0x0E /* CR37 (< SiS 660) */
277 #define SIS_EXTERNAL_CHIP_SIS301 0x01 /* in CR37 << 1 ! */
278 #define SIS_EXTERNAL_CHIP_LVDS 0x02
279 #define SIS_EXTERNAL_CHIP_TRUMPION 0x03
280 #define SIS_EXTERNAL_CHIP_LVDS_CHRONTEL 0x04
281 #define SIS_EXTERNAL_CHIP_CHRONTEL 0x05
282 #define SIS310_EXTERNAL_CHIP_LVDS 0x02
283 #define SIS310_EXTERNAL_CHIP_LVDS_CHRONTEL 0x03
285 #define SIS_AGP_2X 0x20 /* CR48 */
287 /* vbflags, private entries (others in sisfb.h) */
288 #define VB_CONEXANT 0x00000800 /* 661 series only */
289 #define VB_TRUMPION VB_CONEXANT /* 300 series only */
290 #define VB_302ELV 0x00004000
291 #define VB_301 0x00100000 /* Video bridge type */
292 #define VB_301B 0x00200000
293 #define VB_302B 0x00400000
294 #define VB_30xBDH 0x00800000 /* 30xB DH version (w/o LCD support) */
295 #define VB_LVDS 0x01000000
296 #define VB_CHRONTEL 0x02000000
297 #define VB_301LV 0x04000000
298 #define VB_302LV 0x08000000
299 #define VB_301C 0x10000000
301 #define VB_SISBRIDGE (VB_301|VB_301B|VB_301C|VB_302B|VB_301LV|VB_302LV|VB_302ELV)
302 #define VB_VIDEOBRIDGE (VB_SISBRIDGE | VB_LVDS | VB_CHRONTEL | VB_CONEXANT)
304 /* vbflags2 (static stuff only!) */
305 #define VB2_SISUMC 0x00000001
306 #define VB2_301 0x00000002 /* Video bridge type */
307 #define VB2_301B 0x00000004
308 #define VB2_301C 0x00000008
309 #define VB2_307T 0x00000010
310 #define VB2_302B 0x00000800
311 #define VB2_301LV 0x00001000
312 #define VB2_302LV 0x00002000
313 #define VB2_302ELV 0x00004000
314 #define VB2_307LV 0x00008000
315 #define VB2_30xBDH 0x08000000 /* 30xB DH version (w/o LCD support) */
316 #define VB2_CONEXANT 0x10000000
317 #define VB2_TRUMPION 0x20000000
318 #define VB2_LVDS 0x40000000
319 #define VB2_CHRONTEL 0x80000000
321 #define VB2_SISLVDSBRIDGE (VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)
322 #define VB2_SISTMDSBRIDGE (VB2_301 | VB2_301B | VB2_301C | VB2_302B | VB2_307T)
323 #define VB2_SISBRIDGE (VB2_SISLVDSBRIDGE | VB2_SISTMDSBRIDGE)
325 #define VB2_SISTMDSLCDABRIDGE (VB2_301C | VB2_307T)
326 #define VB2_SISLCDABRIDGE (VB2_SISTMDSLCDABRIDGE | VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)
328 #define VB2_SISHIVISIONBRIDGE (VB2_301 | VB2_301B | VB2_302B)
329 #define VB2_SISYPBPRBRIDGE (VB2_301C | VB2_307T | VB2_SISLVDSBRIDGE)
330 #define VB2_SISYPBPRARBRIDGE (VB2_301C | VB2_307T | VB2_307LV)
331 #define VB2_SISTAP4SCALER (VB2_301C | VB2_307T | VB2_302ELV | VB2_307LV)
332 #define VB2_SISTVBRIDGE (VB2_SISHIVISIONBRIDGE | VB2_SISYPBPRBRIDGE)
334 #define VB2_SISVGA2BRIDGE (VB2_301 | VB2_301B | VB2_301C | VB2_302B | VB2_307T)
336 #define VB2_VIDEOBRIDGE (VB2_SISBRIDGE | VB2_LVDS | VB2_CHRONTEL | VB2_CONEXANT)
338 #define VB2_30xB (VB2_301B | VB2_301C | VB2_302B | VB2_307T)
339 #define VB2_30xBLV (VB2_30xB | VB2_SISLVDSBRIDGE)
340 #define VB2_30xC (VB2_301C | VB2_307T)
341 #define VB2_30xCLV (VB2_301C | VB2_307T | VB2_302ELV| VB2_307LV)
342 #define VB2_SISEMIBRIDGE (VB2_302LV | VB2_302ELV | VB2_307LV)
343 #define VB2_LCD162MHZBRIDGE (VB2_301C | VB2_307T)
344 #define VB2_LCDOVER1280BRIDGE (VB2_301C | VB2_307T | VB2_302LV | VB2_302ELV | VB2_307LV)
345 #define VB2_LCDOVER1600BRIDGE (VB2_307T | VB2_307LV)
346 #define VB2_RAMDAC202MHZBRIDGE (VB2_301C | VB2_307T)
348 /* I/O port access macros */
349 #define inSISREG(base) inb(base)
351 #define outSISREG(base,val) outb(val,base)
353 #define orSISREG(base,val) \
355 u8 __Temp = inSISREG(base); \
356 outSISREG(base, __Temp | (val));\
359 #define andSISREG(base,val) \
361 u8 __Temp = inSISREG(base); \
362 outSISREG(base, __Temp & (val));\
365 #define inSISIDXREG(base,idx,var) \
367 outSISREG(base, idx); \
368 var = inSISREG((base)+1); \
371 #define outSISIDXREG(base,idx,val) \
373 outSISREG(base, idx); \
374 outSISREG((base)+1, val); \
377 #define orSISIDXREG(base,idx,val) \
380 outSISREG(base, idx); \
381 __Temp = inSISREG((base)+1) | (val); \
382 outSISREG((base)+1, __Temp); \
385 #define andSISIDXREG(base,idx,and) \
388 outSISREG(base, idx); \
389 __Temp = inSISREG((base)+1) & (and); \
390 outSISREG((base)+1, __Temp); \
393 #define setSISIDXREG(base,idx,and,or) \
396 outSISREG(base, idx); \
397 __Temp = (inSISREG((base)+1) & (and)) | (or); \
398 outSISREG((base)+1, __Temp); \
401 /* MMIO access macros */
402 #define MMIO_IN8(base, offset) readb((base+offset))
403 #define MMIO_IN16(base, offset) readw((base+offset))
404 #define MMIO_IN32(base, offset) readl((base+offset))
406 #define MMIO_OUT8(base, offset, val) writeb(((u8)(val)), (base+offset))
407 #define MMIO_OUT16(base, offset, val) writew(((u16)(val)), (base+offset))
408 #define MMIO_OUT32(base, offset, val) writel(((u32)(val)), (base+offset))
410 /* Queue control MMIO registers */
411 #define Q_BASE_ADDR 0x85C0 /* Base address of software queue */
412 #define Q_WRITE_PTR 0x85C4 /* Current write pointer */
413 #define Q_READ_PTR 0x85C8 /* Current read pointer */
414 #define Q_STATUS 0x85CC /* queue status */
416 #define MMIO_QUEUE_PHYBASE Q_BASE_ADDR
417 #define MMIO_QUEUE_WRITEPORT Q_WRITE_PTR
418 #define MMIO_QUEUE_READPORT Q_READ_PTR
420 #ifndef FB_BLANK_UNBLANK
421 #define FB_BLANK_UNBLANK 0
423 #ifndef FB_BLANK_NORMAL
424 #define FB_BLANK_NORMAL 1
426 #ifndef FB_BLANK_VSYNC_SUSPEND
427 #define FB_BLANK_VSYNC_SUSPEND 2
429 #ifndef FB_BLANK_HSYNC_SUSPEND
430 #define FB_BLANK_HSYNC_SUSPEND 3
432 #ifndef FB_BLANK_POWERDOWN
433 #define FB_BLANK_POWERDOWN 4
446 LCD_320x240
, /* FSTN */
452 LCD_320x240_2
, /* DSTN */
453 LCD_320x240_3
, /* DSTN */
470 struct SIS_OH
*poh_next
;
471 struct SIS_OH
*poh_prev
;
477 struct SIS_OHALLOC
*poha_next
;
478 struct SIS_OH aoh
[1];
482 struct SIS_OH oh_free
;
483 struct SIS_OH oh_used
;
484 struct SIS_OH
*poh_freelist
;
485 struct SIS_OHALLOC
*poha_chain
;
487 struct sis_video_info
*vinfo
;
491 struct sis_video_info
{
493 struct fb_info
*memyselfandi
;
495 struct SiS_Private SiS_Pr
;
497 struct sisfb_info sisfbinfo
; /* For ioctl SISFB_GET_INFO */
499 struct fb_var_screeninfo default_var
;
501 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
502 struct fb_fix_screeninfo sisfb_fix
;
503 u32 pseudo_palette
[17];
506 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
507 struct display sis_disp
;
508 struct display_switch sisfb_sw
;
510 u16 red
, green
, blue
, pad
;
513 #ifdef FBCON_HAS_CFB16
516 #ifdef FBCON_HAS_CFB32
522 struct sisfb_monitor
{
532 unsigned short chip_id
; /* PCI ID of chip */
533 unsigned short chip_vendor
; /* PCI ID of vendor */
536 struct pci_dev
*nbridge
;
537 struct pci_dev
*lpcdev
;
539 int mni
; /* Mode number index */
541 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
545 unsigned long video_size
;
546 unsigned long video_base
;
547 unsigned long mmio_size
;
548 unsigned long mmio_base
;
549 unsigned long vga_base
;
551 unsigned long video_offset
;
553 unsigned long UMAsize
, LFBsize
;
555 SIS_IOTYPE1
*video_vbase
;
556 SIS_IOTYPE1
*mmio_vbase
;
558 unsigned char *bios_abase
;
580 int sisfb_nocrt2rate
;
581 #if LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0)
585 u32 heapstart
; /* offset */
586 SIS_IOTYPE1
*sisfb_heap_start
; /* address */
587 SIS_IOTYPE1
*sisfb_heap_end
; /* address */
591 struct SIS_HEAP sisfb_heap
; /* This card's vram heap */
597 unsigned int refresh_rate
;
601 int sisvga_enabled
; /* PCI device was enabled */
603 int video_linelength
; /* real pitch */
604 int scrnpitchCRT1
; /* pitch regarding interlace */
606 u16 DstColor
; /* For 2d acceleration */
607 u32 SiS310_AccelDepth
;
609 int cmdqueuelength
; /* Current (for accel) */
610 u32 cmdQueueSize
; /* Total size in KB */
612 spinlock_t lockaccel
; /* Do not use outside of kernel! */
615 unsigned int pcislot
;
616 unsigned int pcifunc
;
624 u32 vbflags
; /* Replacing deprecated stuff from above */
628 int lcdxres
, lcdyres
;
629 int lcddefmodeidx
, tvdefmodeidx
, defmodeidx
;
630 u32 CRT2LCDType
; /* defined in "SIS_LCD_TYPE" */
631 u32 curFSTN
, curDSTN
;
638 int current_linelength
;
639 __u32 current_pixclock
;
640 int current_refresh_rate
;
642 unsigned int current_base
;
647 unsigned char modeprechange
;
649 #if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
650 u8 sisfb_lastrates
[128];
657 #ifdef SIS_OLD_CONFIG_COMPAT
658 int ioctl32registered
;
663 int CRT2_write_enable
;
670 SIS_IOTYPE1
*hwcursor_vbase
;
674 u8 p2_1f
,p2_20
,p2_2b
,p2_42
,p2_43
,p2_01
,p2_02
;
679 struct sisfb_info sisfb_infoblock
;
681 struct sisfb_cmd sisfb_command
;
686 u8 sisfb_card_posted
;
687 u8 sisfb_was_boot_device
;
689 struct sis_video_info
*next
;