--- /dev/null
+/*
+ * 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)
+# 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;
+#ifdef CONFIG_MTRR
+ int mtrr;
+#endif
+ } 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__ */
Code Review / kvmfornfv.git / blobdiff