cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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sis.h (21987B)


      1/* SPDX-License-Identifier: GPL-2.0-or-later */
      2/*
      3 * SiS 300/540/630[S]/730[S],
      4 * SiS 315[E|PRO]/550/[M]65x/[M]661[F|M]X/740/[M]741[GX]/330/[M]76x[GX],
      5 * XGI V3XT/V5/V8, Z7
      6 * frame buffer driver for Linux kernels >=2.4.14 and >=2.6.3
      7 *
      8 * Copyright (C) 2001-2005 Thomas Winischhofer, Vienna, Austria.
      9 */
     10
     11#ifndef _SIS_H_
     12#define _SIS_H_
     13
     14#include <video/sisfb.h>
     15
     16#include "vgatypes.h"
     17#include "vstruct.h"
     18
     19#define VER_MAJOR		1
     20#define VER_MINOR		8
     21#define VER_LEVEL		9
     22
     23#include <linux/spinlock.h>
     24
     25#ifdef CONFIG_COMPAT
     26#define SIS_NEW_CONFIG_COMPAT
     27#endif	/* CONFIG_COMPAT */
     28
     29#undef SISFBDEBUG
     30
     31#ifdef SISFBDEBUG
     32#define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __func__ , ## args)
     33#define TWDEBUG(x) printk(KERN_INFO x "\n");
     34#else
     35#define DPRINTK(fmt, args...)
     36#define TWDEBUG(x)
     37#endif
     38
     39#define SISFAIL(x) do { printk(x "\n"); return -EINVAL; } while(0)
     40
     41/* To be included in pci_ids.h */
     42#ifndef PCI_DEVICE_ID_SI_650_VGA
     43#define PCI_DEVICE_ID_SI_650_VGA	0x6325
     44#endif
     45#ifndef PCI_DEVICE_ID_SI_650
     46#define PCI_DEVICE_ID_SI_650		0x0650
     47#endif
     48#ifndef PCI_DEVICE_ID_SI_651
     49#define PCI_DEVICE_ID_SI_651		0x0651
     50#endif
     51#ifndef PCI_DEVICE_ID_SI_740
     52#define PCI_DEVICE_ID_SI_740		0x0740
     53#endif
     54#ifndef PCI_DEVICE_ID_SI_330
     55#define PCI_DEVICE_ID_SI_330		0x0330
     56#endif
     57#ifndef PCI_DEVICE_ID_SI_660_VGA
     58#define PCI_DEVICE_ID_SI_660_VGA	0x6330
     59#endif
     60#ifndef PCI_DEVICE_ID_SI_661
     61#define PCI_DEVICE_ID_SI_661		0x0661
     62#endif
     63#ifndef PCI_DEVICE_ID_SI_741
     64#define PCI_DEVICE_ID_SI_741		0x0741
     65#endif
     66#ifndef PCI_DEVICE_ID_SI_660
     67#define PCI_DEVICE_ID_SI_660		0x0660
     68#endif
     69#ifndef PCI_DEVICE_ID_SI_760
     70#define PCI_DEVICE_ID_SI_760		0x0760
     71#endif
     72#ifndef PCI_DEVICE_ID_SI_761
     73#define PCI_DEVICE_ID_SI_761		0x0761
     74#endif
     75
     76#ifndef PCI_VENDOR_ID_XGI
     77#define PCI_VENDOR_ID_XGI		0x18ca
     78#endif
     79
     80#ifndef PCI_DEVICE_ID_XGI_20
     81#define PCI_DEVICE_ID_XGI_20		0x0020
     82#endif
     83
     84#ifndef PCI_DEVICE_ID_XGI_40
     85#define PCI_DEVICE_ID_XGI_40		0x0040
     86#endif
     87
     88/* To be included in fb.h */
     89#ifndef FB_ACCEL_SIS_GLAMOUR_2
     90#define FB_ACCEL_SIS_GLAMOUR_2	40	/* SiS 315, 65x, 740, 661, 741  */
     91#endif
     92#ifndef FB_ACCEL_SIS_XABRE
     93#define FB_ACCEL_SIS_XABRE	41	/* SiS 330 ("Xabre"), 76x 	*/
     94#endif
     95#ifndef FB_ACCEL_XGI_VOLARI_V
     96#define FB_ACCEL_XGI_VOLARI_V	47	/* XGI Volari Vx (V3XT, V5, V8)	*/
     97#endif
     98#ifndef FB_ACCEL_XGI_VOLARI_Z
     99#define FB_ACCEL_XGI_VOLARI_Z	48	/* XGI Volari Z7		*/
    100#endif
    101
    102/* ivideo->caps */
    103#define HW_CURSOR_CAP		0x80
    104#define TURBO_QUEUE_CAP		0x40
    105#define AGP_CMD_QUEUE_CAP	0x20
    106#define VM_CMD_QUEUE_CAP	0x10
    107#define MMIO_CMD_QUEUE_CAP	0x08
    108
    109/* For 300 series */
    110#define TURBO_QUEUE_AREA_SIZE	(512 * 1024)	/* 512K */
    111#define HW_CURSOR_AREA_SIZE_300	4096		/* 4K */
    112
    113/* For 315/Xabre series */
    114#define COMMAND_QUEUE_AREA_SIZE	(512 * 1024)	/* 512K */
    115#define COMMAND_QUEUE_AREA_SIZE_Z7 (128 * 1024)	/* 128k for XGI Z7 */
    116#define HW_CURSOR_AREA_SIZE_315	16384		/* 16K */
    117#define COMMAND_QUEUE_THRESHOLD	0x1F
    118
    119#define SIS_OH_ALLOC_SIZE	4000
    120#define SENTINEL		0x7fffffff
    121
    122#define SEQ_ADR			0x14
    123#define SEQ_DATA		0x15
    124#define DAC_ADR			0x18
    125#define DAC_DATA		0x19
    126#define CRTC_ADR		0x24
    127#define CRTC_DATA		0x25
    128#define DAC2_ADR		(0x16-0x30)
    129#define DAC2_DATA		(0x17-0x30)
    130#define VB_PART1_ADR		(0x04-0x30)
    131#define VB_PART1_DATA		(0x05-0x30)
    132#define VB_PART2_ADR		(0x10-0x30)
    133#define VB_PART2_DATA		(0x11-0x30)
    134#define VB_PART3_ADR		(0x12-0x30)
    135#define VB_PART3_DATA		(0x13-0x30)
    136#define VB_PART4_ADR		(0x14-0x30)
    137#define VB_PART4_DATA		(0x15-0x30)
    138
    139#define SISSR			ivideo->SiS_Pr.SiS_P3c4
    140#define SISCR			ivideo->SiS_Pr.SiS_P3d4
    141#define SISDACA			ivideo->SiS_Pr.SiS_P3c8
    142#define SISDACD			ivideo->SiS_Pr.SiS_P3c9
    143#define SISPART1		ivideo->SiS_Pr.SiS_Part1Port
    144#define SISPART2		ivideo->SiS_Pr.SiS_Part2Port
    145#define SISPART3		ivideo->SiS_Pr.SiS_Part3Port
    146#define SISPART4		ivideo->SiS_Pr.SiS_Part4Port
    147#define SISPART5		ivideo->SiS_Pr.SiS_Part5Port
    148#define SISDAC2A		SISPART5
    149#define SISDAC2D		(SISPART5 + 1)
    150#define SISMISCR		(ivideo->SiS_Pr.RelIO + 0x1c)
    151#define SISMISCW		ivideo->SiS_Pr.SiS_P3c2
    152#define SISINPSTAT		(ivideo->SiS_Pr.RelIO + 0x2a)
    153#define SISPEL			ivideo->SiS_Pr.SiS_P3c6
    154#define SISVGAENABLE		(ivideo->SiS_Pr.RelIO + 0x13)
    155#define SISVID			(ivideo->SiS_Pr.RelIO + 0x02 - 0x30)
    156#define SISCAP			(ivideo->SiS_Pr.RelIO + 0x00 - 0x30)
    157
    158#define IND_SIS_PASSWORD		0x05  /* SRs */
    159#define IND_SIS_COLOR_MODE		0x06
    160#define IND_SIS_RAMDAC_CONTROL		0x07
    161#define IND_SIS_DRAM_SIZE		0x14
    162#define IND_SIS_MODULE_ENABLE		0x1E
    163#define IND_SIS_PCI_ADDRESS_SET		0x20
    164#define IND_SIS_TURBOQUEUE_ADR		0x26
    165#define IND_SIS_TURBOQUEUE_SET		0x27
    166#define IND_SIS_POWER_ON_TRAP		0x38
    167#define IND_SIS_POWER_ON_TRAP2		0x39
    168#define IND_SIS_CMDQUEUE_SET		0x26
    169#define IND_SIS_CMDQUEUE_THRESHOLD	0x27
    170
    171#define IND_SIS_AGP_IO_PAD	0x48
    172
    173#define SIS_CRT2_WENABLE_300	0x24  /* Part1 */
    174#define SIS_CRT2_WENABLE_315	0x2F
    175
    176#define SIS_PASSWORD		0x86  /* SR05 */
    177
    178#define SIS_INTERLACED_MODE	0x20  /* SR06 */
    179#define SIS_8BPP_COLOR_MODE	0x0
    180#define SIS_15BPP_COLOR_MODE	0x1
    181#define SIS_16BPP_COLOR_MODE	0x2
    182#define SIS_32BPP_COLOR_MODE	0x4
    183
    184#define SIS_ENABLE_2D		0x40  /* SR1E */
    185
    186#define SIS_MEM_MAP_IO_ENABLE	0x01  /* SR20 */
    187#define SIS_PCI_ADDR_ENABLE	0x80
    188
    189#define SIS_AGP_CMDQUEUE_ENABLE		0x80  /* 315/330/340 series SR26 */
    190#define SIS_VRAM_CMDQUEUE_ENABLE	0x40
    191#define SIS_MMIO_CMD_ENABLE		0x20
    192#define SIS_CMD_QUEUE_SIZE_512k		0x00
    193#define SIS_CMD_QUEUE_SIZE_1M		0x04
    194#define SIS_CMD_QUEUE_SIZE_2M		0x08
    195#define SIS_CMD_QUEUE_SIZE_4M		0x0C
    196#define SIS_CMD_QUEUE_RESET		0x01
    197#define SIS_CMD_AUTO_CORR		0x02
    198
    199#define SIS_CMD_QUEUE_SIZE_Z7_64k	0x00 /* XGI Z7 */
    200#define SIS_CMD_QUEUE_SIZE_Z7_128k	0x04
    201
    202#define SIS_SIMULTANEOUS_VIEW_ENABLE	0x01  /* CR30 */
    203#define SIS_MODE_SELECT_CRT2		0x02
    204#define SIS_VB_OUTPUT_COMPOSITE		0x04
    205#define SIS_VB_OUTPUT_SVIDEO		0x08
    206#define SIS_VB_OUTPUT_SCART		0x10
    207#define SIS_VB_OUTPUT_LCD		0x20
    208#define SIS_VB_OUTPUT_CRT2		0x40
    209#define SIS_VB_OUTPUT_HIVISION		0x80
    210
    211#define SIS_VB_OUTPUT_DISABLE	0x20  /* CR31 */
    212#define SIS_DRIVER_MODE		0x40
    213
    214#define SIS_VB_COMPOSITE	0x01  /* CR32 */
    215#define SIS_VB_SVIDEO		0x02
    216#define SIS_VB_SCART		0x04
    217#define SIS_VB_LCD		0x08
    218#define SIS_VB_CRT2		0x10
    219#define SIS_CRT1		0x20
    220#define SIS_VB_HIVISION		0x40
    221#define SIS_VB_YPBPR		0x80
    222#define SIS_VB_TV		(SIS_VB_COMPOSITE | SIS_VB_SVIDEO | \
    223				SIS_VB_SCART | SIS_VB_HIVISION | SIS_VB_YPBPR)
    224
    225#define SIS_EXTERNAL_CHIP_MASK			0x0E  /* CR37 (< SiS 660) */
    226#define SIS_EXTERNAL_CHIP_SIS301		0x01  /* in CR37 << 1 ! */
    227#define SIS_EXTERNAL_CHIP_LVDS			0x02
    228#define SIS_EXTERNAL_CHIP_TRUMPION		0x03
    229#define SIS_EXTERNAL_CHIP_LVDS_CHRONTEL		0x04
    230#define SIS_EXTERNAL_CHIP_CHRONTEL		0x05
    231#define SIS310_EXTERNAL_CHIP_LVDS		0x02
    232#define SIS310_EXTERNAL_CHIP_LVDS_CHRONTEL	0x03
    233
    234#define SIS_AGP_2X		0x20  /* CR48 */
    235
    236/* vbflags, private entries (others in sisfb.h) */
    237#define VB_CONEXANT		0x00000800	/* 661 series only */
    238#define VB_TRUMPION		VB_CONEXANT	/* 300 series only */
    239#define VB_302ELV		0x00004000
    240#define VB_301			0x00100000	/* Video bridge type */
    241#define VB_301B			0x00200000
    242#define VB_302B			0x00400000
    243#define VB_30xBDH		0x00800000	/* 30xB DH version (w/o LCD support) */
    244#define VB_LVDS			0x01000000
    245#define VB_CHRONTEL		0x02000000
    246#define VB_301LV		0x04000000
    247#define VB_302LV		0x08000000
    248#define VB_301C			0x10000000
    249
    250#define VB_SISBRIDGE		(VB_301|VB_301B|VB_301C|VB_302B|VB_301LV|VB_302LV|VB_302ELV)
    251#define VB_VIDEOBRIDGE		(VB_SISBRIDGE | VB_LVDS | VB_CHRONTEL | VB_CONEXANT)
    252
    253/* vbflags2 (static stuff only!) */
    254#define VB2_SISUMC		0x00000001
    255#define VB2_301			0x00000002	/* Video bridge type */
    256#define VB2_301B		0x00000004
    257#define VB2_301C		0x00000008
    258#define VB2_307T		0x00000010
    259#define VB2_302B		0x00000800
    260#define VB2_301LV		0x00001000
    261#define VB2_302LV		0x00002000
    262#define VB2_302ELV		0x00004000
    263#define VB2_307LV		0x00008000
    264#define VB2_30xBDH		0x08000000      /* 30xB DH version (w/o LCD support) */
    265#define VB2_CONEXANT		0x10000000
    266#define VB2_TRUMPION		0x20000000
    267#define VB2_LVDS		0x40000000
    268#define VB2_CHRONTEL		0x80000000
    269
    270#define VB2_SISLVDSBRIDGE	(VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)
    271#define VB2_SISTMDSBRIDGE	(VB2_301   | VB2_301B  | VB2_301C   | VB2_302B | VB2_307T)
    272#define VB2_SISBRIDGE		(VB2_SISLVDSBRIDGE | VB2_SISTMDSBRIDGE)
    273
    274#define VB2_SISTMDSLCDABRIDGE	(VB2_301C | VB2_307T)
    275#define VB2_SISLCDABRIDGE	(VB2_SISTMDSLCDABRIDGE | VB2_301LV | VB2_302LV | VB2_302ELV | VB2_307LV)
    276
    277#define VB2_SISHIVISIONBRIDGE	(VB2_301  | VB2_301B | VB2_302B)
    278#define VB2_SISYPBPRBRIDGE	(VB2_301C | VB2_307T | VB2_SISLVDSBRIDGE)
    279#define VB2_SISYPBPRARBRIDGE	(VB2_301C | VB2_307T | VB2_307LV)
    280#define VB2_SISTAP4SCALER	(VB2_301C | VB2_307T | VB2_302ELV | VB2_307LV)
    281#define VB2_SISTVBRIDGE		(VB2_SISHIVISIONBRIDGE | VB2_SISYPBPRBRIDGE)
    282
    283#define VB2_SISVGA2BRIDGE	(VB2_301 | VB2_301B | VB2_301C | VB2_302B | VB2_307T)
    284
    285#define VB2_VIDEOBRIDGE		(VB2_SISBRIDGE | VB2_LVDS | VB2_CHRONTEL | VB2_CONEXANT)
    286
    287#define VB2_30xB		(VB2_301B  | VB2_301C   | VB2_302B  | VB2_307T)
    288#define VB2_30xBLV		(VB2_30xB  | VB2_SISLVDSBRIDGE)
    289#define VB2_30xC		(VB2_301C  | VB2_307T)
    290#define VB2_30xCLV		(VB2_301C  | VB2_307T   | VB2_302ELV| VB2_307LV)
    291#define VB2_SISEMIBRIDGE	(VB2_302LV | VB2_302ELV | VB2_307LV)
    292#define VB2_LCD162MHZBRIDGE	(VB2_301C  | VB2_307T)
    293#define VB2_LCDOVER1280BRIDGE	(VB2_301C  | VB2_307T   | VB2_302LV | VB2_302ELV | VB2_307LV)
    294#define VB2_LCDOVER1600BRIDGE	(VB2_307T  | VB2_307LV)
    295#define VB2_RAMDAC202MHZBRIDGE	(VB2_301C  | VB2_307T)
    296
    297/* I/O port access functions */
    298
    299void SiS_SetReg(SISIOADDRESS, u8, u8);
    300void SiS_SetRegByte(SISIOADDRESS, u8);
    301void SiS_SetRegShort(SISIOADDRESS, u16);
    302void SiS_SetRegLong(SISIOADDRESS, u32);
    303void SiS_SetRegANDOR(SISIOADDRESS, u8, u8, u8);
    304void SiS_SetRegAND(SISIOADDRESS, u8, u8);
    305void SiS_SetRegOR(SISIOADDRESS, u8, u8);
    306u8 SiS_GetReg(SISIOADDRESS, u8);
    307u8 SiS_GetRegByte(SISIOADDRESS);
    308u16 SiS_GetRegShort(SISIOADDRESS);
    309u32 SiS_GetRegLong(SISIOADDRESS);
    310
    311/* Chrontel TV, DDC and DPMS functions */
    312/* from init.c */
    313bool		SiSInitPtr(struct SiS_Private *SiS_Pr);
    314unsigned short	SiS_GetModeID_LCD(int VGAEngine, unsigned int VBFlags, int HDisplay,
    315				int VDisplay, int Depth, bool FSTN,
    316				unsigned short CustomT, int LCDwith, int LCDheight,
    317				unsigned int VBFlags2);
    318unsigned short	SiS_GetModeID_TV(int VGAEngine, unsigned int VBFlags, int HDisplay,
    319				int VDisplay, int Depth, unsigned int VBFlags2);
    320unsigned short	SiS_GetModeID_VGA2(int VGAEngine, unsigned int VBFlags, int HDisplay,
    321				int VDisplay, int Depth, unsigned int VBFlags2);
    322
    323void		SiS_DisplayOn(struct SiS_Private *SiS_Pr);
    324void		SiS_DisplayOff(struct SiS_Private *SiS_Pr);
    325void		SiSRegInit(struct SiS_Private *SiS_Pr, SISIOADDRESS BaseAddr);
    326void		SiS_SetEnableDstn(struct SiS_Private *SiS_Pr, int enable);
    327void		SiS_SetEnableFstn(struct SiS_Private *SiS_Pr, int enable);
    328unsigned short	SiS_GetModeFlag(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    329				unsigned short ModeIdIndex);
    330bool		SiSDetermineROMLayout661(struct SiS_Private *SiS_Pr);
    331
    332bool		SiS_SearchModeID(struct SiS_Private *SiS_Pr, unsigned short *ModeNo,
    333				unsigned short *ModeIdIndex);
    334unsigned short	SiS_GetModePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    335				unsigned short ModeIdIndex);
    336unsigned short  SiS_GetRefCRTVCLK(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide);
    337unsigned short  SiS_GetRefCRT1CRTC(struct SiS_Private *SiS_Pr, unsigned short Index, int UseWide);
    338unsigned short	SiS_GetColorDepth(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    339				unsigned short ModeIdIndex);
    340unsigned short	SiS_GetOffset(struct SiS_Private *SiS_Pr,unsigned short ModeNo,
    341				unsigned short ModeIdIndex, unsigned short RRTI);
    342#ifdef CONFIG_FB_SIS_300
    343void		SiS_GetFIFOThresholdIndex300(struct SiS_Private *SiS_Pr, unsigned short *idx1,
    344				unsigned short *idx2);
    345unsigned short	SiS_GetFIFOThresholdB300(unsigned short idx1, unsigned short idx2);
    346unsigned short	SiS_GetLatencyFactor630(struct SiS_Private *SiS_Pr, unsigned short index);
    347#endif
    348void		SiS_LoadDAC(struct SiS_Private *SiS_Pr, unsigned short ModeNo, unsigned short ModeIdIndex);
    349bool		SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo);
    350void		SiS_CalcCRRegisters(struct SiS_Private *SiS_Pr, int depth);
    351void		SiS_CalcLCDACRT1Timing(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    352				unsigned short ModeIdIndex);
    353void		SiS_Generic_ConvertCRData(struct SiS_Private *SiS_Pr, unsigned char *crdata, int xres,
    354				int yres, struct fb_var_screeninfo *var, bool writeres);
    355
    356/* From init301.c: */
    357extern void		SiS_GetVBInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    358				unsigned short ModeIdIndex, int chkcrt2mode);
    359extern void		SiS_GetLCDResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    360				unsigned short ModeIdIndex);
    361extern void		SiS_SetYPbPr(struct SiS_Private *SiS_Pr);
    362extern void		SiS_SetTVMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    363				unsigned short ModeIdIndex);
    364extern void		SiS_UnLockCRT2(struct SiS_Private *SiS_Pr);
    365extern void		SiS_DisableBridge(struct SiS_Private *);
    366extern bool		SiS_SetCRT2Group(struct SiS_Private *, unsigned short);
    367extern unsigned short	SiS_GetRatePtr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    368				unsigned short ModeIdIndex);
    369extern void		SiS_WaitRetrace1(struct SiS_Private *SiS_Pr);
    370extern unsigned short	SiS_GetResInfo(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    371				unsigned short ModeIdIndex);
    372extern unsigned short	SiS_GetCH700x(struct SiS_Private *SiS_Pr, unsigned short tempax);
    373extern unsigned short	SiS_GetVCLK2Ptr(struct SiS_Private *SiS_Pr, unsigned short ModeNo,
    374				unsigned short ModeIdIndex, unsigned short RRTI);
    375extern bool		SiS_IsVAMode(struct SiS_Private *);
    376extern bool		SiS_IsDualEdge(struct SiS_Private *);
    377
    378#ifdef CONFIG_FB_SIS_300
    379extern unsigned int	sisfb_read_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg);
    380extern void		sisfb_write_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg,
    381				unsigned int val);
    382#endif
    383#ifdef CONFIG_FB_SIS_315
    384extern void		sisfb_write_nbridge_pci_byte(struct SiS_Private *SiS_Pr, int reg,
    385				unsigned char val);
    386extern unsigned int	sisfb_read_mio_pci_word(struct SiS_Private *SiS_Pr, int reg);
    387#endif
    388
    389
    390/* MMIO access macros */
    391#define MMIO_IN8(base, offset)  readb((base+offset))
    392#define MMIO_IN16(base, offset) readw((base+offset))
    393#define MMIO_IN32(base, offset) readl((base+offset))
    394
    395#define MMIO_OUT8(base, offset, val)  writeb(((u8)(val)), (base+offset))
    396#define MMIO_OUT16(base, offset, val) writew(((u16)(val)), (base+offset))
    397#define MMIO_OUT32(base, offset, val) writel(((u32)(val)), (base+offset))
    398
    399/* Queue control MMIO registers */
    400#define Q_BASE_ADDR		0x85C0  /* Base address of software queue */
    401#define Q_WRITE_PTR		0x85C4  /* Current write pointer */
    402#define Q_READ_PTR		0x85C8  /* Current read pointer */
    403#define Q_STATUS		0x85CC  /* queue status */
    404
    405#define MMIO_QUEUE_PHYBASE      Q_BASE_ADDR
    406#define MMIO_QUEUE_WRITEPORT    Q_WRITE_PTR
    407#define MMIO_QUEUE_READPORT     Q_READ_PTR
    408
    409#ifndef FB_BLANK_UNBLANK
    410#define FB_BLANK_UNBLANK	0
    411#endif
    412#ifndef FB_BLANK_NORMAL
    413#define FB_BLANK_NORMAL		1
    414#endif
    415#ifndef FB_BLANK_VSYNC_SUSPEND
    416#define FB_BLANK_VSYNC_SUSPEND	2
    417#endif
    418#ifndef FB_BLANK_HSYNC_SUSPEND
    419#define FB_BLANK_HSYNC_SUSPEND	3
    420#endif
    421#ifndef FB_BLANK_POWERDOWN
    422#define FB_BLANK_POWERDOWN	4
    423#endif
    424
    425enum _SIS_LCD_TYPE {
    426    LCD_INVALID = 0,
    427    LCD_800x600,
    428    LCD_1024x768,
    429    LCD_1280x1024,
    430    LCD_1280x960,
    431    LCD_640x480,
    432    LCD_1600x1200,
    433    LCD_1920x1440,
    434    LCD_2048x1536,
    435    LCD_320x240,	/* FSTN */
    436    LCD_1400x1050,
    437    LCD_1152x864,
    438    LCD_1152x768,
    439    LCD_1280x768,
    440    LCD_1024x600,
    441    LCD_320x240_2,	/* DSTN */
    442    LCD_320x240_3,	/* DSTN */
    443    LCD_848x480,
    444    LCD_1280x800,
    445    LCD_1680x1050,
    446    LCD_1280x720,
    447    LCD_1280x854,
    448    LCD_CUSTOM,
    449    LCD_UNKNOWN
    450};
    451
    452enum _SIS_CMDTYPE {
    453    MMIO_CMD = 0,
    454    AGP_CMD_QUEUE,
    455    VM_CMD_QUEUE,
    456};
    457
    458struct SIS_OH {
    459	struct SIS_OH *poh_next;
    460	struct SIS_OH *poh_prev;
    461	u32            offset;
    462	u32            size;
    463};
    464
    465struct SIS_OHALLOC {
    466	struct SIS_OHALLOC *poha_next;
    467	struct SIS_OH aoh[1];
    468};
    469
    470struct SIS_HEAP {
    471	struct SIS_OH	oh_free;
    472	struct SIS_OH	oh_used;
    473	struct SIS_OH	*poh_freelist;
    474	struct SIS_OHALLOC *poha_chain;
    475	u32		max_freesize;
    476	struct sis_video_info *vinfo;
    477};
    478
    479/* Our "par" */
    480struct sis_video_info {
    481	int		cardnumber;
    482	struct fb_info  *memyselfandi;
    483
    484	struct SiS_Private SiS_Pr;
    485
    486	struct sisfb_info sisfbinfo;	/* For ioctl SISFB_GET_INFO */
    487
    488	struct fb_var_screeninfo default_var;
    489
    490	struct fb_fix_screeninfo sisfb_fix;
    491	u32		pseudo_palette[16];
    492
    493	struct sisfb_monitor {
    494		u16 hmin;
    495		u16 hmax;
    496		u16 vmin;
    497		u16 vmax;
    498		u32 dclockmax;
    499		u8  feature;
    500		bool datavalid;
    501	}		sisfb_thismonitor;
    502
    503	unsigned short	chip_id;	/* PCI ID of chip */
    504	unsigned short	chip_vendor;	/* PCI ID of vendor */
    505	char		myid[40];
    506
    507	struct pci_dev  *nbridge;
    508	struct pci_dev  *lpcdev;
    509
    510	int		mni;	/* Mode number index */
    511
    512	unsigned long	video_size;
    513	unsigned long	video_base;
    514	unsigned long	mmio_size;
    515	unsigned long	mmio_base;
    516	unsigned long	vga_base;
    517
    518	unsigned long	video_offset;
    519
    520	unsigned long	UMAsize, LFBsize;
    521
    522	void __iomem	*video_vbase;
    523	void __iomem	*mmio_vbase;
    524
    525	unsigned char	*bios_abase;
    526
    527	int		wc_cookie;
    528
    529	u32		sisfb_mem;
    530
    531	u32		sisfb_parm_mem;
    532	int		sisfb_accel;
    533	int		sisfb_ypan;
    534	int		sisfb_max;
    535	int		sisfb_userom;
    536	int		sisfb_useoem;
    537	int		sisfb_mode_idx;
    538	int		sisfb_parm_rate;
    539	int		sisfb_crt1off;
    540	int		sisfb_forcecrt1;
    541	int		sisfb_crt2type;
    542	int		sisfb_crt2flags;
    543	int		sisfb_dstn;
    544	int		sisfb_fstn;
    545	int		sisfb_tvplug;
    546	int		sisfb_tvstd;
    547	int		sisfb_nocrt2rate;
    548
    549	u32		heapstart;		/* offset  */
    550	void __iomem	*sisfb_heap_start;	/* address */
    551	void __iomem	*sisfb_heap_end;	/* address */
    552	u32		sisfb_heap_size;
    553	int		havenoheap;
    554
    555	struct SIS_HEAP	sisfb_heap;		/* This card's vram heap */
    556
    557	int		video_bpp;
    558	int		video_cmap_len;
    559	int		video_width;
    560	int		video_height;
    561	unsigned int	refresh_rate;
    562
    563	unsigned int	chip;
    564	unsigned int	chip_real_id;
    565	u8		revision_id;
    566	int		sisvga_enabled;		/* PCI device was enabled */
    567
    568	int		video_linelength;	/* real pitch */
    569	int		scrnpitchCRT1;		/* pitch regarding interlace */
    570
    571	u16		DstColor;		/* For 2d acceleration */
    572	u32		SiS310_AccelDepth;
    573	u32		CommandReg;
    574	int		cmdqueuelength;		/* Current (for accel) */
    575	u32		cmdQueueSize;		/* Total size in KB */
    576
    577	spinlock_t	lockaccel;		/* Do not use outside of kernel! */
    578
    579	unsigned int	pcibus;
    580	unsigned int	pcislot;
    581	unsigned int	pcifunc;
    582
    583	int		accel;
    584	int		engineok;
    585
    586	u16		subsysvendor;
    587	u16		subsysdevice;
    588
    589	u32		vbflags;		/* Replacing deprecated stuff from above */
    590	u32		currentvbflags;
    591	u32		vbflags2;
    592
    593	int		lcdxres, lcdyres;
    594	int		lcddefmodeidx, tvdefmodeidx, defmodeidx;
    595	u32		CRT2LCDType;		/* defined in "SIS_LCD_TYPE" */
    596	u32		curFSTN, curDSTN;
    597
    598	int		current_bpp;
    599	int		current_width;
    600	int		current_height;
    601	int		current_htotal;
    602	int		current_vtotal;
    603	int		current_linelength;
    604	__u32		current_pixclock;
    605	int		current_refresh_rate;
    606
    607	unsigned int	current_base;
    608
    609	u8		mode_no;
    610	u8		rate_idx;
    611	int		modechanged;
    612	unsigned char	modeprechange;
    613
    614	u8		sisfb_lastrates[128];
    615
    616	int		newrom;
    617	int		haveXGIROM;
    618	int		registered;
    619	int		warncount;
    620
    621	int		sisvga_engine;
    622	int		hwcursor_size;
    623	int		CRT2_write_enable;
    624	u8		caps;
    625
    626	u8		detectedpdc;
    627	u8		detectedpdca;
    628	u8		detectedlcda;
    629
    630	void __iomem	*hwcursor_vbase;
    631
    632	int		chronteltype;
    633	int		tvxpos, tvypos;
    634	u8		p2_1f,p2_20,p2_2b,p2_42,p2_43,p2_01,p2_02;
    635	int		tvx, tvy;
    636
    637	u8		sisfblocked;
    638
    639	struct sisfb_info sisfb_infoblock;
    640
    641	struct sisfb_cmd sisfb_command;
    642
    643	u32		sisfb_id;
    644
    645	u8		sisfb_can_post;
    646	u8		sisfb_card_posted;
    647	u8		sisfb_was_boot_device;
    648
    649	struct sis_video_info *next;
    650};
    651
    652/* from sis_accel.c */
    653extern void	fbcon_sis_fillrect(struct fb_info *info,
    654				const struct fb_fillrect *rect);
    655extern void	fbcon_sis_copyarea(struct fb_info *info,
    656				const struct fb_copyarea *area);
    657extern int	fbcon_sis_sync(struct fb_info *info);
    658
    659/* Internal 2D accelerator functions */
    660extern int	sisfb_initaccel(struct sis_video_info *ivideo);
    661extern void	sisfb_syncaccel(struct sis_video_info *ivideo);
    662
    663/* Internal general routines */
    664#ifdef CONFIG_FB_SIS_300
    665unsigned int	sisfb_read_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg);
    666void		sisfb_write_nbridge_pci_dword(struct SiS_Private *SiS_Pr, int reg, unsigned int val);
    667unsigned int	sisfb_read_lpc_pci_dword(struct SiS_Private *SiS_Pr, int reg);
    668#endif
    669#ifdef CONFIG_FB_SIS_315
    670void		sisfb_write_nbridge_pci_byte(struct SiS_Private *SiS_Pr, int reg, unsigned char val);
    671unsigned int	sisfb_read_mio_pci_word(struct SiS_Private *SiS_Pr, int reg);
    672#endif
    673
    674/* SiS-specific exported functions */
    675void			sis_malloc(struct sis_memreq *req);
    676void			sis_malloc_new(struct pci_dev *pdev, struct sis_memreq *req);
    677void			sis_free(u32 base);
    678void			sis_free_new(struct pci_dev *pdev, u32 base);
    679
    680/* Routines from init.c/init301.c */
    681extern unsigned short	SiS_GetModeID_LCD(int VGAEngine, unsigned int VBFlags, int HDisplay,
    682				int VDisplay, int Depth, bool FSTN, unsigned short CustomT,
    683				int LCDwith, int LCDheight, unsigned int VBFlags2);
    684extern unsigned short	SiS_GetModeID_TV(int VGAEngine, unsigned int VBFlags, int HDisplay,
    685				int VDisplay, int Depth, unsigned int VBFlags2);
    686extern unsigned short	SiS_GetModeID_VGA2(int VGAEngine, unsigned int VBFlags, int HDisplay,
    687				int VDisplay, int Depth, unsigned int VBFlags2);
    688extern void		SiSRegInit(struct SiS_Private *SiS_Pr, SISIOADDRESS BaseAddr);
    689extern bool		SiSSetMode(struct SiS_Private *SiS_Pr, unsigned short ModeNo);
    690extern void		SiS_SetEnableDstn(struct SiS_Private *SiS_Pr, int enable);
    691extern void		SiS_SetEnableFstn(struct SiS_Private *SiS_Pr, int enable);
    692
    693extern bool		SiSDetermineROMLayout661(struct SiS_Private *SiS_Pr);
    694
    695extern bool		sisfb_gettotalfrommode(struct SiS_Private *SiS_Pr, unsigned char modeno,
    696				int *htotal, int *vtotal, unsigned char rateindex);
    697extern int		sisfb_mode_rate_to_dclock(struct SiS_Private *SiS_Pr,
    698				unsigned char modeno, unsigned char rateindex);
    699extern int		sisfb_mode_rate_to_ddata(struct SiS_Private *SiS_Pr, unsigned char modeno,
    700				unsigned char rateindex, struct fb_var_screeninfo *var);
    701
    702
    703#endif