2 * linux/drivers/video/savagefb.h -- S3 Savage Framebuffer Driver
4 * Copyright (c) 2001 Denis Oliver Kropp <dok@convergence.de>
6 * This file is subject to the terms and conditions of the GNU General
7 * Public License. See the file COPYING in the main directory of this
8 * archive for more details.
12 #ifndef __SAVAGEFB_H__
13 #define __SAVAGEFB_H__
15 #include <linux/i2c.h>
16 #include <linux/i2c-id.h>
17 #include <linux/i2c-algo-bit.h>
21 # define DBG(x) printk (KERN_DEBUG "savagefb: %s\n", (x));
24 # define SavagePrintRegs(...)
28 #define PCI_CHIP_SAVAGE4 0x8a22
29 #define PCI_CHIP_SAVAGE3D 0x8a20
30 #define PCI_CHIP_SAVAGE3D_MV 0x8a21
31 #define PCI_CHIP_SAVAGE2000 0x9102
32 #define PCI_CHIP_SAVAGE_MX_MV 0x8c10
33 #define PCI_CHIP_SAVAGE_MX 0x8c11
34 #define PCI_CHIP_SAVAGE_IX_MV 0x8c12
35 #define PCI_CHIP_SAVAGE_IX 0x8c13
36 #define PCI_CHIP_PROSAVAGE_PM 0x8a25
37 #define PCI_CHIP_PROSAVAGE_KM 0x8a26
38 /* Twister is a code name; hope I get the real name soon. */
39 #define PCI_CHIP_S3TWISTER_P 0x8d01
40 #define PCI_CHIP_S3TWISTER_K 0x8d02
41 #define PCI_CHIP_PROSAVAGE_DDR 0x8d03
42 #define PCI_CHIP_PROSAVAGE_DDRK 0x8d04
43 #define PCI_CHIP_SUPSAV_MX128 0x8c22
44 #define PCI_CHIP_SUPSAV_MX64 0x8c24
45 #define PCI_CHIP_SUPSAV_MX64C 0x8c26
46 #define PCI_CHIP_SUPSAV_IX128SDR 0x8c2a
47 #define PCI_CHIP_SUPSAV_IX128DDR 0x8c2b
48 #define PCI_CHIP_SUPSAV_IX64SDR 0x8c2c
49 #define PCI_CHIP_SUPSAV_IX64DDR 0x8c2d
50 #define PCI_CHIP_SUPSAV_IXCSDR 0x8c2e
51 #define PCI_CHIP_SUPSAV_IXCDDR 0x8c2f
55 #define S3_SAVAGE3D_SERIES(chip) ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE_MX))
57 #define S3_SAVAGE4_SERIES(chip) ((chip==S3_SAVAGE4) || (chip==S3_PROSAVAGE))
59 #define S3_SAVAGE_MOBILE_SERIES(chip) ((chip==S3_SAVAGE_MX) || (chip==S3_SUPERSAVAGE))
61 #define S3_SAVAGE_SERIES(chip) ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE2000))
63 /* Chip tags. These are used to group the adapters into
78 #define BIOS_BSIZE 1024
79 #define BIOS_BASE 0xc0000
81 #define SAVAGE_NEWMMIO_REGBASE_S3 0x1000000 /* 16MB */
82 #define SAVAGE_NEWMMIO_REGBASE_S4 0x0000000
83 #define SAVAGE_NEWMMIO_REGSIZE 0x0080000 /* 512kb */
84 #define SAVAGE_NEWMMIO_VGABASE 0x8000
86 #define BASE_FREQ 14318
87 #define HALF_BASE_FREQ 7159
89 #define FIFO_CONTROL_REG 0x8200
90 #define MIU_CONTROL_REG 0x8204
91 #define STREAMS_TIMEOUT_REG 0x8208
92 #define MISC_TIMEOUT_REG 0x820c
94 #define MONO_PAT_0 0xa4e8
95 #define MONO_PAT_1 0xa4ec
97 #define MAXFIFO 0x7f00
99 #define BCI_CMD_NOP 0x40000000
100 #define BCI_CMD_SETREG 0x96000000
101 #define BCI_CMD_RECT 0x48000000
102 #define BCI_CMD_RECT_XP 0x01000000
103 #define BCI_CMD_RECT_YP 0x02000000
104 #define BCI_CMD_SEND_COLOR 0x00008000
105 #define BCI_CMD_DEST_GBD 0x00000000
106 #define BCI_CMD_SRC_GBD 0x00000020
107 #define BCI_CMD_SRC_SOLID 0x00000000
108 #define BCI_CMD_SRC_MONO 0x00000060
109 #define BCI_CMD_CLIP_NEW 0x00006000
110 #define BCI_CMD_CLIP_LR 0x00004000
112 #define BCI_CLIP_LR(l, r) ((((r) << 16) | (l)) & 0x0FFF0FFF)
113 #define BCI_CLIP_TL(t, l) ((((t) << 16) | (l)) & 0x0FFF0FFF)
114 #define BCI_CLIP_BR(b, r) ((((b) << 16) | (r)) & 0x0FFF0FFF)
115 #define BCI_W_H(w, h) (((h) << 16) | ((w) & 0xFFF))
116 #define BCI_X_Y(x, y) (((y) << 16) | ((x) & 0xFFF))
118 #define BCI_GBD1 0xE0
119 #define BCI_GBD2 0xE1
121 #define BCI_BUFFER_OFFSET 0x10000
122 #define BCI_SIZE 0x4000
124 #define BCI_SEND(dw) writel(dw, par->bci_base + par->bci_ptr++)
126 #define BCI_CMD_GET_ROP(cmd) (((cmd) >> 16) & 0xFF)
127 #define BCI_CMD_SET_ROP(cmd, rop) ((cmd) |= ((rop & 0xFF) << 16))
128 #define BCI_CMD_SEND_COLOR 0x00008000
136 unsigned int HDisplay;
137 unsigned int HSyncStart;
138 unsigned int HSyncEnd;
140 unsigned int HAdjusted;
141 unsigned int VDisplay;
142 unsigned int VSyncStart;
143 unsigned int VSyncEnd;
151 /* --------------------------------------------------------------------- */
153 #define NR_PALETTE 256
158 struct savagefb_i2c_chan {
159 struct savagefb_par *par;
160 struct i2c_adapter adapter;
161 struct i2c_algo_bit_data algo;
162 volatile u8 __iomem *ioaddr;
166 struct savagefb_par {
167 struct pci_dev *pcidev;
169 struct savagefb_i2c_chan chan;
171 u32 pseudo_palette[16];
192 volatile u8 __iomem *vbase;
197 volatile u32 __iomem *bci_base;
198 unsigned int bci_ptr;
204 void (*SavageWaitIdle) (struct savagefb_par *par);
205 void (*SavageWaitFifo) (struct savagefb_par *par, int space);
207 int MCLK, REFCLK, LCDclk;
208 int HorizScaleFactor;
211 int SavagePanelWidth;
212 int SavagePanelHeight;
215 u16 red, green, blue, transp;
216 } palette[NR_PALETTE];
221 unsigned char MiscOutReg; /* Misc */
222 unsigned char CRTC[25]; /* Crtc Controller */
223 unsigned char Sequencer[5]; /* Video Sequencer */
224 unsigned char Graphics[9]; /* Video Graphics */
225 unsigned char Attribute[21]; /* Video Atribute */
227 unsigned int mode, refresh;
228 unsigned char SR08, SR0E, SR0F;
229 unsigned char SR10, SR11, SR12, SR13, SR15, SR18, SR29, SR30;
230 unsigned char SR54[8];
232 unsigned char CR31, CR32, CR33, CR34, CR36, CR3A, CR3B, CR3C;
233 unsigned char CR40, CR41, CR42, CR43, CR45;
234 unsigned char CR50, CR51, CR53, CR55, CR58, CR5B, CR5D, CR5E;
235 unsigned char CR60, CR63, CR65, CR66, CR67, CR68, CR69, CR6D, CR6F;
236 unsigned char CR86, CR88;
237 unsigned char CR90, CR91, CRB0;
238 unsigned int STREAMS[22]; /* yuck, streams regs */
239 unsigned int MMPR0, MMPR1, MMPR2, MMPR3;
242 #define BCI_BD_BW_DISABLE 0x10000000
243 #define BCI_BD_SET_BPP(bd, bpp) ((bd) |= (((bpp) & 0xFF) << 16))
244 #define BCI_BD_SET_STRIDE(bd, st) ((bd) |= ((st) & 0xFFFF))
248 static inline u8 savage_in8(u32 addr, struct savagefb_par *par)
250 return readb(par->mmio.vbase + addr);
253 static inline u16 savage_in16(u32 addr, struct savagefb_par *par)
255 return readw(par->mmio.vbase + addr);
258 static inline u32 savage_in32(u32 addr, struct savagefb_par *par)
260 return readl(par->mmio.vbase + addr);
263 static inline void savage_out8(u32 addr, u8 val, struct savagefb_par *par)
265 writeb(val, par->mmio.vbase + addr);
268 static inline void savage_out16(u32 addr, u16 val, struct savagefb_par *par)
270 writew(val, par->mmio.vbase + addr);
273 static inline void savage_out32(u32 addr, u32 val, struct savagefb_par *par)
275 writel(val, par->mmio.vbase + addr);
278 static inline u8 vga_in8(int addr, struct savagefb_par *par)
280 return savage_in8(0x8000 + addr, par);
283 static inline u16 vga_in16(int addr, struct savagefb_par *par)
285 return savage_in16(0x8000 + addr, par);
288 static inline u8 vga_in32(int addr, struct savagefb_par *par)
290 return savage_in32(0x8000 + addr, par);
293 static inline void vga_out8(int addr, u8 val, struct savagefb_par *par)
295 savage_out8(0x8000 + addr, val, par);
298 static inline void vga_out16(int addr, u16 val, struct savagefb_par *par)
300 savage_out16(0x8000 + addr, val, par);
303 static inline void vga_out32(int addr, u32 val, struct savagefb_par *par)
305 savage_out32(0x8000 + addr, val, par);
308 static inline u8 VGArCR (u8 index, struct savagefb_par *par)
310 vga_out8(0x3d4, index, par);
311 return vga_in8(0x3d5, par);
314 static inline u8 VGArGR (u8 index, struct savagefb_par *par)
316 vga_out8(0x3ce, index, par);
317 return vga_in8(0x3cf, par);
320 static inline u8 VGArSEQ (u8 index, struct savagefb_par *par)
322 vga_out8(0x3c4, index, par);
323 return vga_in8(0x3c5, par);
326 static inline void VGAwCR(u8 index, u8 val, struct savagefb_par *par)
328 vga_out8(0x3d4, index, par);
329 vga_out8(0x3d5, val, par);
332 static inline void VGAwGR(u8 index, u8 val, struct savagefb_par *par)
334 vga_out8(0x3ce, index, par);
335 vga_out8(0x3cf, val, par);
338 static inline void VGAwSEQ(u8 index, u8 val, struct savagefb_par *par)
340 vga_out8(0x3c4, index, par);
341 vga_out8 (0x3c5, val, par);
344 static inline void VGAenablePalette(struct savagefb_par *par)
348 tmp = vga_in8(0x3da, par);
349 vga_out8(0x3c0, 0x00, par);
350 par->paletteEnabled = 1;
353 static inline void VGAdisablePalette(struct savagefb_par *par)
357 tmp = vga_in8(0x3da, par);
358 vga_out8(0x3c0, 0x20, par);
359 par->paletteEnabled = 0;
362 static inline void VGAwATTR(u8 index, u8 value, struct savagefb_par *par)
366 if (par->paletteEnabled)
371 tmp = vga_in8(0x3da, par);
372 vga_out8(0x3c0, index, par);
373 vga_out8 (0x3c0, value, par);
376 static inline void VGAwMISC(u8 value, struct savagefb_par *par)
378 vga_out8(0x3c2, value, par);
381 #ifndef CONFIG_FB_SAVAGE_ACCEL
382 #define savagefb_set_clip(x)
385 static inline void VerticalRetraceWait(struct savagefb_par *par)
387 vga_out8(0x3d4, 0x17, par);
388 if (vga_in8(0x3d5, par) & 0x80) {
389 while ((vga_in8(0x3da, par) & 0x08) == 0x08);
390 while ((vga_in8(0x3da, par) & 0x08) == 0x00);
394 extern int savagefb_probe_i2c_connector(struct fb_info *info,
396 extern void savagefb_create_i2c_busses(struct fb_info *info);
397 extern void savagefb_delete_i2c_busses(struct fb_info *info);
398 extern int savagefb_sync(struct fb_info *info);
399 extern void savagefb_copyarea(struct fb_info *info,
400 const struct fb_copyarea *region);
401 extern void savagefb_fillrect(struct fb_info *info,
402 const struct fb_fillrect *rect);
403 extern void savagefb_imageblit(struct fb_info *info,
404 const struct fb_image *image);
407 #endif /* __SAVAGEFB_H__ */