sis_main.h

microwindows移植到S3C44B0的源码

	{"1280x960x32",  0x7E, 1280,  960, 32, 1, 160, 60}, /* TW */
	{"1280x1024x8",  0x3A, 1280, 1024,  8, 2, 160, 64},
	{"1280x1024x16", 0x4D, 1280, 1024, 16, 2, 160, 64},
	{"1280x1024x24", 0x65, 1280, 1024, 32, 2, 160, 64}, /* TW */
	{"1280x1024x32", 0x65, 1280, 1024, 32, 2, 160, 64},
	{"1600x1200x8",  0x3C, 1600, 1200,  8, 1, 200, 75},
	{"1600x1200x16", 0x3D, 1600, 1200, 16, 1, 200, 75},
	{"1600x1200x24", 0x66, 1600, 1200, 32, 1, 200, 75}, /* TW */
	{"1600x1200x32", 0x66, 1600, 1200, 32, 1, 200, 75},
	{"1920x1440x8",  0x68, 1920, 1440,  8, 1, 240, 75},
	{"1920x1440x16", 0x69, 1920, 1440, 16, 1, 240, 75},
	{"1920x1440x24", 0x6B, 1920, 1440, 32, 1, 240, 75}, /* TW */
	{"1920x1440x32", 0x6B, 1920, 1440, 32, 1, 240, 75},
	{"\0", 0x00, 0, 0, 0, 0, 0, 0}
};

static const struct _sis_crt2type {
	char name[6];
	int type_no;
} sis_crt2type[] = {
	{"NONE", 0},
	{"LCD",  DISPTYPE_LCD},
	{"TV",   DISPTYPE_TV},
	{"VGA",  DISPTYPE_CRT2},
	{"none", 0},	/* TW: make it fool-proof */
	{"lcd",  DISPTYPE_LCD},
	{"tv",   DISPTYPE_TV},
	{"vga",  DISPTYPE_CRT2},
	{"\0",  -1}
};

static const struct _sis_queuemode {
	char name[6];
	int type_no;
} sis_queuemode[] = {
	{"AGP",  AGP_CMD_QUEUE},
	{"VRAM", VM_CMD_QUEUE},
	{"MMIO", MMIO_CMD},
	{"agp",  AGP_CMD_QUEUE},
	{"vram", VM_CMD_QUEUE},
	{"mmio", MMIO_CMD},
	{"\0",  -1}
};

static struct _sis_vrate {
	u16 idx;
	u16 xres;
	u16 yres;
	u16 refresh;
} sisfb_vrate[] = {
	{1,  640,  480,  60}, {2,  640, 480,  72}, {3,  640, 480,  75}, {4,  640, 480,  85},
	{5,  640,  480, 100}, {6,  640, 480, 120}, {7,  640, 480, 160}, {8,  640, 480, 200},
	{1,  720,  480,  60},
	{1,  720,  576,  50},
	{1,  800,  600,  56}, {2,  800, 600,  60}, {3,  800, 600,  72}, {4,  800, 600,  75},
	{5,  800,  600,  85}, {6,  800, 600, 100}, {7,  800, 600, 120}, {8,  800, 600, 160},
	{1, 1024,  768,  43}, {2, 1024, 768,  60}, {3, 1024, 768,  70}, {4, 1024, 768,  75},
	{5, 1024,  768,  85}, {6, 1024, 768, 100}, {7, 1024, 768, 120},
	{1, 1280, 1024,  43}, {2, 1280, 1024, 60}, {3, 1280, 1024, 75}, {4, 1280, 1024, 85},
	/* TW: Values for 1280x960 guessed */
	{1, 1280,  960,  43},  /* {1, 1280,  960, 60}, */
	{1, 1600, 1200,  60}, {2, 1600, 1200, 65}, {3, 1600, 1200, 70}, {4, 1600, 1200, 75},
	{5, 1600, 1200,  85},
	{1, 1920, 1440,  60},
	{0, 0, 0, 0}
};

/* Offscreen layout */
typedef struct _SIS_GLYINFO {
	unsigned char ch;
	int fontwidth;
	int fontheight;
	u8 gmask[72];
	int ngmask;
} SIS_GLYINFO;

typedef struct _SIS_OH {
	struct _SIS_OH *poh_next;
	struct _SIS_OH *poh_prev;
	unsigned long offset;
	unsigned long size;
} SIS_OH;

typedef struct _SIS_OHALLOC {
	struct _SIS_OHALLOC *poha_next;
	SIS_OH aoh[1];
} SIS_OHALLOC;

typedef struct _SIS_HEAP {
	SIS_OH oh_free;
	SIS_OH oh_used;
	SIS_OH *poh_freelist;
	SIS_OHALLOC *poha_chain;
	unsigned long max_freesize;
} SIS_HEAP;

static unsigned long sisfb_hwcursor_vbase;

static unsigned long sisfb_heap_start;
static unsigned long sisfb_heap_end;
static unsigned long sisfb_heap_size;
static SIS_HEAP sisfb_heap;

// Eden Chen
static struct _sis_TV_filter {
	u8 filter[9][4];
} sis_TV_filter[] = {
	{ {{0x00,0x00,0x00,0x40},  /* NTSCFilter_0 */
	   {0x00,0xE0,0x10,0x60},
	   {0x00,0xEE,0x10,0x44},
	   {0x00,0xF4,0x10,0x38},
	   {0xF8,0xF4,0x18,0x38},
	   {0xFC,0xFB,0x14,0x2A},
	   {0x00,0x00,0x10,0x20},
	   {0x00,0x04,0x10,0x18}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* NTSCFilter_1 */
	   {0x00,0xE0,0x10,0x60},
	   {0x00,0xEE,0x10,0x44},
	   {0x00,0xF4,0x10,0x38},
	   {0xF8,0xF4,0x18,0x38},
	   {0xFC,0xFB,0x14,0x2A},
	   {0x00,0x00,0x10,0x20},
	   {0x00,0x04,0x10,0x18}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* NTSCFilter_2 */
	   {0xF5,0xEE,0x1B,0x44},
	   {0xF8,0xF4,0x18,0x38},
	   {0xEB,0x04,0x25,0x18},
	   {0xF1,0x05,0x1F,0x16},
	   {0xF6,0x06,0x1A,0x14},
	   {0xFA,0x06,0x16,0x14},
	   {0x00,0x04,0x10,0x18}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* NTSCFilter_3 */
	   {0xF1,0x04,0x1F,0x18},
	   {0xEE,0x0D,0x22,0x06},
	   {0xF7,0x06,0x19,0x14},
	   {0xF4,0x0B,0x1C,0x0A},
	   {0xFA,0x07,0x16,0x12},
	   {0xF9,0x0A,0x17,0x0C},
	   {0x00,0x07,0x10,0x12}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* NTSCFilter_4 */
	   {0x00,0xE0,0x10,0x60},
	   {0x00,0xEE,0x10,0x44},
	   {0x00,0xF4,0x10,0x38},
	   {0xF8,0xF4,0x18,0x38},
	   {0xFC,0xFB,0x14,0x2A},
	   {0x00,0x00,0x10,0x20},
	   {0x00,0x04,0x10,0x18}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* NTSCFilter_5 */
	   {0xF5,0xEE,0x1B,0x44},
	   {0xF8,0xF4,0x18,0x38},
	   {0xEB,0x04,0x25,0x18},
	   {0xF1,0x05,0x1F,0x16},
	   {0xF6,0x06,0x1A,0x14},
	   {0xFA,0x06,0x16,0x14},
	   {0x00,0x04,0x10,0x18}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* NTSCFilter_6 */
	   {0xEB,0x04,0x25,0x18},
	   {0xE7,0x0E,0x29,0x04},
	   {0xEE,0x0C,0x22,0x08},
	   {0xF6,0x0B,0x1A,0x0A},
	   {0xF9,0x0A,0x17,0x0C},
	   {0xFC,0x0A,0x14,0x0C},
	   {0x00,0x08,0x10,0x10}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* NTSCFilter_7 */
	   {0xEC,0x02,0x24,0x1C},
	   {0xF2,0x04,0x1E,0x18},
	   {0xEB,0x15,0x25,0xF6},
	   {0xF4,0x10,0x1C,0x00},
	   {0xF8,0x0F,0x18,0x02},
	   {0x00,0x04,0x10,0x18},
	   {0x01,0x06,0x0F,0x14}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* PALFilter_0 */
	   {0x00,0xE0,0x10,0x60},
	   {0x00,0xEE,0x10,0x44},
	   {0x00,0xF4,0x10,0x38},
	   {0xF8,0xF4,0x18,0x38},
	   {0xFC,0xFB,0x14,0x2A},
	   {0x00,0x00,0x10,0x20},
	   {0x00,0x04,0x10,0x18}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* PALFilter_1 */
	   {0x00,0xE0,0x10,0x60},
	   {0x00,0xEE,0x10,0x44},
	   {0x00,0xF4,0x10,0x38},
	   {0xF8,0xF4,0x18,0x38},
	   {0xFC,0xFB,0x14,0x2A},
	   {0x00,0x00,0x10,0x20},
	   {0x00,0x04,0x10,0x18}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* PALFilter_2 */
	   {0xF5,0xEE,0x1B,0x44},
	   {0xF8,0xF4,0x18,0x38},
	   {0xF1,0xF7,0x01,0x32},
	   {0xF5,0xFB,0x1B,0x2A},
	   {0xF9,0xFF,0x17,0x22},
	   {0xFB,0x01,0x15,0x1E},
	   {0x00,0x04,0x10,0x18}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* PALFilter_3 */
	   {0xF5,0xFB,0x1B,0x2A},
	   {0xEE,0xFE,0x22,0x24},
	   {0xF3,0x00,0x1D,0x20},
	   {0xF9,0x03,0x17,0x1A},
	   {0xFB,0x02,0x14,0x1E},
	   {0xFB,0x04,0x15,0x18},
	   {0x00,0x06,0x10,0x14}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* PALFilter_4 */
	   {0x00,0xE0,0x10,0x60},
	   {0x00,0xEE,0x10,0x44},
	   {0x00,0xF4,0x10,0x38},
	   {0xF8,0xF4,0x18,0x38},
	   {0xFC,0xFB,0x14,0x2A},
	   {0x00,0x00,0x10,0x20},
	   {0x00,0x04,0x10,0x18}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* PALFilter_5 */
	   {0xF5,0xEE,0x1B,0x44},
	   {0xF8,0xF4,0x18,0x38},
	   {0xF1,0xF7,0x1F,0x32},
	   {0xF5,0xFB,0x1B,0x2A},
	   {0xF9,0xFF,0x17,0x22},
	   {0xFB,0x01,0x15,0x1E},
	   {0x00,0x04,0x10,0x18}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* PALFilter_6 */
	   {0xF5,0xEE,0x1B,0x2A},
	   {0xEE,0xFE,0x22,0x24},
	   {0xF3,0x00,0x1D,0x20},
	   {0xF9,0x03,0x17,0x1A},
	   {0xFB,0x02,0x14,0x1E},
	   {0xFB,0x04,0x15,0x18},
	   {0x00,0x06,0x10,0x14}, 
	   {0xFF,0xFF,0xFF,0xFF} }},
	{ {{0x00,0x00,0x00,0x40},  /* PALFilter_7 */
	   {0xF5,0xEE,0x1B,0x44},
	   {0xF8,0xF4,0x18,0x38},
	   {0xFC,0xFB,0x14,0x2A},
	   {0xEB,0x05,0x25,0x16},
	   {0xF1,0x05,0x1F,0x16},
	   {0xFA,0x07,0x16,0x12},
	   {0x00,0x07,0x10,0x12}, 
	   {0xFF,0xFF,0xFF,0xFF} }}
};

static int filter = -1;
static unsigned char filter_tb;
//~Eden Chen

/* ---------------------- Routine Prototype ------------------------- */

/* Interface used by the world */
int sisfb_setup(char *options);
static int sisfb_get_fix(struct fb_fix_screeninfo *fix, int con,
			 struct fb_info *info);
static int sisfb_get_var(struct fb_var_screeninfo *var, int con,
			 struct fb_info *info);
static int sisfb_set_var(struct fb_var_screeninfo *var, int con,
			 struct fb_info *info);
static int sisfb_get_cmap(struct fb_cmap *cmap, int kspc, int con,
			  struct fb_info *info);
static int sisfb_set_cmap(struct fb_cmap *cmap, int kspc, int con,
			  struct fb_info *info);
static int sisfb_ioctl(struct inode *inode, struct file *file,
		       unsigned int cmd, unsigned long arg, int con,
		       struct fb_info *info);

/* Interface to the low level console driver */
int sisfb_init(void);
static int sisfb_update_var(int con, struct fb_info *info);
static int sisfb_switch(int con, struct fb_info *info);
static void sisfb_blank(int blank, struct fb_info *info);

/* hardware access routines */
void sisfb_set_reg1(u16 port, u16 index, u16 data);
void sisfb_set_reg3(u16 port, u16 data);
void sisfb_set_reg4(u16 port, unsigned long data);
u8   sisfb_get_reg1(u16 port, u16 index);
u8   sisfb_get_reg2(u16 port);
u32  sisfb_get_reg3(u16 port);
// Eden Chen
//void sisfb_clear_DAC(u16 port);
//void sisfb_clear_buffer(PHW_DEVICE_EXTENSION psishw_ext);
// ~Eden Chen

/* Internal routines */
static void sisfb_search_mode(const char *name);
static void sisfb_validate_mode(void);
static u8   sisfb_search_refresh_rate(unsigned int rate);
static int  sis_getcolreg(unsigned regno, unsigned *red, unsigned *green,
			 unsigned *blue, unsigned *transp,
			 struct fb_info *fb_info);
static int  sis_setcolreg(unsigned regno, unsigned red, unsigned green,
			 unsigned blue, unsigned transp,
			 struct fb_info *fb_info);
static int  sisfb_do_set_var(struct fb_var_screeninfo *var, int isactive,
		      struct fb_info *info);
static void sisfb_set_disp(int con, struct fb_var_screeninfo *var);
static void sisfb_do_install_cmap(int con, struct fb_info *info);

/* Chip-dependent Routines */
#ifdef CONFIG_FB_SIS_300
static int sisfb_get_dram_size_300(void);
//extern BOOLEAN SiSInit300(PHW_DEVICE_EXTENSION HwDeviceExtension);
static void sisfb_detect_VB_connect_300(void);
static void sisfb_get_VB_type_300(void);
static int sisfb_has_VB_300(void);
//extern BOOLEAN SiSSetMode(PHW_DEVICE_EXTENSION HwDeviceExtension,USHORT ModeNo);
#endif
#ifdef CONFIG_FB_SIS_315
static int sisfb_get_dram_size_315(void);
//extern BOOLEAN SiSInit310(PHW_DEVICE_EXTENSION HwDeviceExtension);
static void sisfb_detect_VB_connect_315(void);
static void sisfb_get_VB_type_315(void);
static int sisfb_has_VB_315(void);
//extern BOOLEAN SiSSetMode310(PHW_DEVICE_EXTENSION HwDeviceExtension, USHORT ModeNo);
#endif

/* SetMode routines */

// Eden Chen
extern BOOLEAN SiSSetMode(PSIS_HW_DEVICE_INFO HwDeviceExtension, USHORT ModeNo);
extern BOOLEAN SiSInit(PSIS_HW_DEVICE_INFO HwDeviceExtension);
extern void SetEnableDstn(void);
// ~Eden Chen

extern void 	SiSRegInit(USHORT BaseAddr);
extern USHORT 	SiS_GetCH7005(USHORT tempbx);
extern void 	SiS_SetCH7005(USHORT tempbx);
extern void     SiS_SetCHTVRegANDOR(USHORT tempax,USHORT tempbh);

static void sisfb_pre_setmode(void);
static void sisfb_post_setmode(void);
static void sisfb_crtc_to_var(struct fb_var_screeninfo *var);

/* Export functions  */
static void sis_get_glyph(SIS_GLYINFO *gly);
void sis_dispinfo(struct ap_data *rec);
void sis_malloc(struct sis_memreq *req);
void sis_free(unsigned long base);

/* heap routines */
static int sisfb_heap_init(void);
static SIS_OH *sisfb_poh_new_node(void);
static SIS_OH *sisfb_poh_allocate(unsigned long size);
static void sisfb_delete_node(SIS_OH *poh);
static void sisfb_insert_node(SIS_OH *pohList, SIS_OH *poh);
static SIS_OH *sisfb_poh_free(unsigned long base);
static void sisfb_free_node(SIS_OH *poh);

/* routines to access PCI configuration space */
BOOLEAN sisfb_query_VGA_config_space(PSIS_HW_DEVICE_INFO psishw_ext, 
	unsigned long offset, unsigned long set, unsigned long *value);
BOOLEAN sisfb_query_north_bridge_space(PSIS_HW_DEVICE_INFO psishw_ext, 
	unsigned long offset, unsigned long set, unsigned long *value);

#endif