diff options
Diffstat (limited to 'drivers/video/fbdev/savage/savagefb.h')
| -rw-r--r-- | drivers/video/fbdev/savage/savagefb.h | 407 |
1 files changed, 407 insertions, 0 deletions
diff --git a/drivers/video/fbdev/savage/savagefb.h b/drivers/video/fbdev/savage/savagefb.h new file mode 100644 index 000000000..3314d5b6b --- /dev/null +++ b/drivers/video/fbdev/savage/savagefb.h @@ -0,0 +1,407 @@ +/* + * linux/drivers/video/savagefb.h -- S3 Savage Framebuffer Driver + * + * Copyright (c) 2001 Denis Oliver Kropp <dok@convergence.de> + * + * This file is subject to the terms and conditions of the GNU General + * Public License. See the file COPYING in the main directory of this + * archive for more details. + */ + + +#ifndef __SAVAGEFB_H__ +#define __SAVAGEFB_H__ + +#include <linux/i2c.h> +#include <linux/i2c-algo-bit.h> +#include <linux/mutex.h> +#include <video/vga.h> +#include "../edid.h" + +#ifdef SAVAGEFB_DEBUG +# define DBG(x) printk (KERN_DEBUG "savagefb: %s\n", (x)); +#else +# define DBG(x) no_printk(x) +# define SavagePrintRegs(...) +#endif + + +#define PCI_CHIP_SAVAGE4 0x8a22 +#define PCI_CHIP_SAVAGE3D 0x8a20 +#define PCI_CHIP_SAVAGE3D_MV 0x8a21 +#define PCI_CHIP_SAVAGE2000 0x9102 +#define PCI_CHIP_SAVAGE_MX_MV 0x8c10 +#define PCI_CHIP_SAVAGE_MX 0x8c11 +#define PCI_CHIP_SAVAGE_IX_MV 0x8c12 +#define PCI_CHIP_SAVAGE_IX 0x8c13 +#define PCI_CHIP_PROSAVAGE_PM 0x8a25 +#define PCI_CHIP_PROSAVAGE_KM 0x8a26 +#define PCI_CHIP_S3TWISTER_P 0x8d01 +#define PCI_CHIP_S3TWISTER_K 0x8d02 +#define PCI_CHIP_PROSAVAGE_DDR 0x8d03 +#define PCI_CHIP_PROSAVAGE_DDRK 0x8d04 +#define PCI_CHIP_SUPSAV_MX128 0x8c22 +#define PCI_CHIP_SUPSAV_MX64 0x8c24 +#define PCI_CHIP_SUPSAV_MX64C 0x8c26 +#define PCI_CHIP_SUPSAV_IX128SDR 0x8c2a +#define PCI_CHIP_SUPSAV_IX128DDR 0x8c2b +#define PCI_CHIP_SUPSAV_IX64SDR 0x8c2c +#define PCI_CHIP_SUPSAV_IX64DDR 0x8c2d +#define PCI_CHIP_SUPSAV_IXCSDR 0x8c2e +#define PCI_CHIP_SUPSAV_IXCDDR 0x8c2f + + +#define S3_SAVAGE_SERIES(chip) ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE2000)) + +#define S3_SAVAGE3D_SERIES(chip) ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE_MX)) + +#define S3_SAVAGE4_SERIES(chip) ((chip>=S3_SAVAGE4) && (chip<=S3_PROSAVAGEDDR)) + +#define S3_SAVAGE_MOBILE_SERIES(chip) ((chip==S3_SAVAGE_MX) || (chip==S3_SUPERSAVAGE)) + +#define S3_MOBILE_TWISTER_SERIES(chip) ((chip==S3_TWISTER) || (chip==S3_PROSAVAGEDDR)) + +/* Chip tags. These are used to group the adapters into + * related families. + */ + +typedef enum { + S3_UNKNOWN = 0, + S3_SAVAGE3D, + S3_SAVAGE_MX, + S3_SAVAGE4, + S3_PROSAVAGE, + S3_TWISTER, + S3_PROSAVAGEDDR, + S3_SUPERSAVAGE, + S3_SAVAGE2000, + S3_LAST +} savage_chipset; + +#define BIOS_BSIZE 1024 +#define BIOS_BASE 0xc0000 + +#define SAVAGE_NEWMMIO_REGBASE_S3 0x1000000 /* 16MB */ +#define SAVAGE_NEWMMIO_REGBASE_S4 0x0000000 +#define SAVAGE_NEWMMIO_REGSIZE 0x0080000 /* 512kb */ +#define SAVAGE_NEWMMIO_VGABASE 0x8000 + +#define BASE_FREQ 14318 +#define HALF_BASE_FREQ 7159 + +#define FIFO_CONTROL_REG 0x8200 +#define MIU_CONTROL_REG 0x8204 +#define STREAMS_TIMEOUT_REG 0x8208 +#define MISC_TIMEOUT_REG 0x820c + +#define MONO_PAT_0 0xa4e8 +#define MONO_PAT_1 0xa4ec + +#define MAXFIFO 0x7f00 + +#define BCI_CMD_NOP 0x40000000 +#define BCI_CMD_SETREG 0x96000000 +#define BCI_CMD_RECT 0x48000000 +#define BCI_CMD_RECT_XP 0x01000000 +#define BCI_CMD_RECT_YP 0x02000000 +#define BCI_CMD_SEND_COLOR 0x00008000 +#define BCI_CMD_DEST_GBD 0x00000000 +#define BCI_CMD_SRC_GBD 0x00000020 +#define BCI_CMD_SRC_SOLID 0x00000000 +#define BCI_CMD_SRC_MONO 0x00000060 +#define BCI_CMD_CLIP_NEW 0x00006000 +#define BCI_CMD_CLIP_LR 0x00004000 + +#define BCI_CLIP_LR(l, r) ((((r) << 16) | (l)) & 0x0FFF0FFF) +#define BCI_CLIP_TL(t, l) ((((t) << 16) | (l)) & 0x0FFF0FFF) +#define BCI_CLIP_BR(b, r) ((((b) << 16) | (r)) & 0x0FFF0FFF) +#define BCI_W_H(w, h) (((h) << 16) | ((w) & 0xFFF)) +#define BCI_X_Y(x, y) (((y) << 16) | ((x) & 0xFFF)) + +#define BCI_GBD1 0xE0 +#define BCI_GBD2 0xE1 + +#define BCI_BUFFER_OFFSET 0x10000 +#define BCI_SIZE 0x4000 + +#define BCI_SEND(dw) writel(dw, par->bci_base + par->bci_ptr++) + +#define BCI_CMD_GET_ROP(cmd) (((cmd) >> 16) & 0xFF) +#define BCI_CMD_SET_ROP(cmd, rop) ((cmd) |= ((rop & 0xFF) << 16)) +#define BCI_CMD_SEND_COLOR 0x00008000 + +#define DISP_CRT 1 +#define DISP_LCD 2 +#define DISP_DFP 3 + +struct xtimings { + unsigned int Clock; + unsigned int HDisplay; + unsigned int HSyncStart; + unsigned int HSyncEnd; + unsigned int HTotal; + unsigned int HAdjusted; + unsigned int VDisplay; + unsigned int VSyncStart; + unsigned int VSyncEnd; + unsigned int VTotal; + unsigned int sync; + int dblscan; + int interlaced; +}; + +struct savage_reg { + unsigned char MiscOutReg; /* Misc */ + unsigned char CRTC[25]; /* Crtc Controller */ + unsigned char Sequencer[5]; /* Video Sequencer */ + unsigned char Graphics[9]; /* Video Graphics */ + unsigned char Attribute[21]; /* Video Attribute */ + + unsigned int mode, refresh; + unsigned char SR08, SR0E, SR0F; + unsigned char SR10, SR11, SR12, SR13, SR15, SR18, SR29, SR30; + unsigned char SR54[8]; + unsigned char Clock; + unsigned char CR31, CR32, CR33, CR34, CR36, CR3A, CR3B, CR3C; + unsigned char CR40, CR41, CR42, CR43, CR45; + unsigned char CR50, CR51, CR53, CR55, CR58, CR5B, CR5D, CR5E; + unsigned char CR60, CR63, CR65, CR66, CR67, CR68, CR69, CR6D, CR6F; + unsigned char CR86, CR88; + unsigned char CR90, CR91, CRB0; + unsigned int STREAMS[22]; /* yuck, streams regs */ + unsigned int MMPR0, MMPR1, MMPR2, MMPR3; +}; +/* --------------------------------------------------------------------- */ + +#define NR_PALETTE 256 + + +struct savagefb_par; + +struct savagefb_i2c_chan { + struct savagefb_par *par; + struct i2c_adapter adapter; + struct i2c_algo_bit_data algo; + volatile u8 __iomem *ioaddr; + u32 reg; +}; + +struct savagefb_par { + struct pci_dev *pcidev; + savage_chipset chip; + struct savagefb_i2c_chan chan; + struct savage_reg state; + struct savage_reg save; + struct savage_reg initial; + struct vgastate vgastate; + struct mutex open_lock; + unsigned char *edid; + u32 pseudo_palette[16]; + u32 open_count; + int paletteEnabled; + int pm_state; + int display_type; + int dvi; + int crtonly; + int dacSpeedBpp; + int maxClock; + int minClock; + int numClocks; + int clock[4]; + int MCLK, REFCLK, LCDclk; + struct { + void __iomem *vbase; + u32 pbase; + u32 len; + int wc_cookie; + } video; + + struct { + void __iomem *vbase; + u32 pbase; + u32 len; + } mmio; + + volatile u32 __iomem *bci_base; + unsigned int bci_ptr; + u32 cob_offset; + u32 cob_size; + int cob_index; + + void (*SavageWaitIdle) (struct savagefb_par *par); + void (*SavageWaitFifo) (struct savagefb_par *par, int space); + + int HorizScaleFactor; + + /* Panels size */ + int SavagePanelWidth; + int SavagePanelHeight; + + struct { + u16 red, green, blue, transp; + } palette[NR_PALETTE]; + + int depth; + int vwidth; +}; + +#define BCI_BD_BW_DISABLE 0x10000000 +#define BCI_BD_SET_BPP(bd, bpp) ((bd) |= (((bpp) & 0xFF) << 16)) +#define BCI_BD_SET_STRIDE(bd, st) ((bd) |= ((st) & 0xFFFF)) + + +/* IO functions */ +static inline u8 savage_in8(u32 addr, struct savagefb_par *par) +{ + return readb(par->mmio.vbase + addr); +} + +static inline u16 savage_in16(u32 addr, struct savagefb_par *par) +{ + return readw(par->mmio.vbase + addr); +} + +static inline u32 savage_in32(u32 addr, struct savagefb_par *par) +{ + return readl(par->mmio.vbase + addr); +} + +static inline void savage_out8(u32 addr, u8 val, struct savagefb_par *par) +{ + writeb(val, par->mmio.vbase + addr); +} + +static inline void savage_out16(u32 addr, u16 val, struct savagefb_par *par) +{ + writew(val, par->mmio.vbase + addr); +} + +static inline void savage_out32(u32 addr, u32 val, struct savagefb_par *par) +{ + writel(val, par->mmio.vbase + addr); +} + +static inline u8 vga_in8(int addr, struct savagefb_par *par) +{ + return savage_in8(0x8000 + addr, par); +} + +static inline u16 vga_in16(int addr, struct savagefb_par *par) +{ + return savage_in16(0x8000 + addr, par); +} + +static inline u8 vga_in32(int addr, struct savagefb_par *par) +{ + return savage_in32(0x8000 + addr, par); +} + +static inline void vga_out8(int addr, u8 val, struct savagefb_par *par) +{ + savage_out8(0x8000 + addr, val, par); +} + +static inline void vga_out16(int addr, u16 val, struct savagefb_par *par) +{ + savage_out16(0x8000 + addr, val, par); +} + +static inline void vga_out32(int addr, u32 val, struct savagefb_par *par) +{ + savage_out32(0x8000 + addr, val, par); +} + +static inline u8 VGArCR (u8 index, struct savagefb_par *par) +{ + vga_out8(0x3d4, index, par); + return vga_in8(0x3d5, par); +} + +static inline u8 VGArGR (u8 index, struct savagefb_par *par) +{ + vga_out8(0x3ce, index, par); + return vga_in8(0x3cf, par); +} + +static inline u8 VGArSEQ (u8 index, struct savagefb_par *par) +{ + vga_out8(0x3c4, index, par); + return vga_in8(0x3c5, par); +} + +static inline void VGAwCR(u8 index, u8 val, struct savagefb_par *par) +{ + vga_out8(0x3d4, index, par); + vga_out8(0x3d5, val, par); +} + +static inline void VGAwGR(u8 index, u8 val, struct savagefb_par *par) +{ + vga_out8(0x3ce, index, par); + vga_out8(0x3cf, val, par); +} + +static inline void VGAwSEQ(u8 index, u8 val, struct savagefb_par *par) +{ + vga_out8(0x3c4, index, par); + vga_out8 (0x3c5, val, par); +} + +static inline void VGAenablePalette(struct savagefb_par *par) +{ + vga_in8(0x3da, par); + vga_out8(0x3c0, 0x00, par); + par->paletteEnabled = 1; +} + +static inline void VGAdisablePalette(struct savagefb_par *par) +{ + vga_in8(0x3da, par); + vga_out8(0x3c0, 0x20, par); + par->paletteEnabled = 0; +} + +static inline void VGAwATTR(u8 index, u8 value, struct savagefb_par *par) +{ + if (par->paletteEnabled) + index &= ~0x20; + else + index |= 0x20; + + vga_in8(0x3da, par); + vga_out8(0x3c0, index, par); + vga_out8 (0x3c0, value, par); +} + +static inline void VGAwMISC(u8 value, struct savagefb_par *par) +{ + vga_out8(0x3c2, value, par); +} + +#ifndef CONFIG_FB_SAVAGE_ACCEL +#define savagefb_set_clip(x) +#endif + +static inline void VerticalRetraceWait(struct savagefb_par *par) +{ + vga_out8(0x3d4, 0x17, par); + if (vga_in8(0x3d5, par) & 0x80) { + while ((vga_in8(0x3da, par) & 0x08) == 0x08); + while ((vga_in8(0x3da, par) & 0x08) == 0x00); + } +} + +extern int savagefb_probe_i2c_connector(struct fb_info *info, + u8 **out_edid); +extern void savagefb_create_i2c_busses(struct fb_info *info); +extern void savagefb_delete_i2c_busses(struct fb_info *info); +extern int savagefb_sync(struct fb_info *info); +extern void savagefb_copyarea(struct fb_info *info, + const struct fb_copyarea *region); +extern void savagefb_fillrect(struct fb_info *info, + const struct fb_fillrect *rect); +extern void savagefb_imageblit(struct fb_info *info, + const struct fb_image *image); + + +#endif /* __SAVAGEFB_H__ */ |