--- /dev/null
+#ifndef _TDFX_H
+#define _TDFX_H
+
+#include <linux/i2c.h>
+#include <linux/i2c-algo-bit.h>
+
+/* membase0 register offsets */
+#define STATUS 0x00
+#define PCIINIT0 0x04
+#define SIPMONITOR 0x08
+#define LFBMEMORYCONFIG 0x0c
+#define MISCINIT0 0x10
+#define MISCINIT1 0x14
+#define DRAMINIT0 0x18
+#define DRAMINIT1 0x1c
+#define AGPINIT 0x20
+#define TMUGBEINIT 0x24
+#define VGAINIT0 0x28
+#define VGAINIT1 0x2c
+#define DRAMCOMMAND 0x30
+#define DRAMDATA 0x34
+/* reserved 0x38 */
+/* reserved 0x3c */
+#define PLLCTRL0 0x40
+#define PLLCTRL1 0x44
+#define PLLCTRL2 0x48
+#define DACMODE 0x4c
+#define DACADDR 0x50
+#define DACDATA 0x54
+#define RGBMAXDELTA 0x58
+#define VIDPROCCFG 0x5c
+#define HWCURPATADDR 0x60
+#define HWCURLOC 0x64
+#define HWCURC0 0x68
+#define HWCURC1 0x6c
+#define VIDINFORMAT 0x70
+#define VIDINSTATUS 0x74
+#define VIDSERPARPORT 0x78
+#define VIDINXDELTA 0x7c
+#define VIDININITERR 0x80
+#define VIDINYDELTA 0x84
+#define VIDPIXBUFTHOLD 0x88
+#define VIDCHRMIN 0x8c
+#define VIDCHRMAX 0x90
+#define VIDCURLIN 0x94
+#define VIDSCREENSIZE 0x98
+#define VIDOVRSTARTCRD 0x9c
+#define VIDOVRENDCRD 0xa0
+#define VIDOVRDUDX 0xa4
+#define VIDOVRDUDXOFF 0xa8
+#define VIDOVRDVDY 0xac
+/* ... */
+#define VIDOVRDVDYOFF 0xe0
+#define VIDDESKSTART 0xe4
+#define VIDDESKSTRIDE 0xe8
+#define VIDINADDR0 0xec
+#define VIDINADDR1 0xf0
+#define VIDINADDR2 0xf4
+#define VIDINSTRIDE 0xf8
+#define VIDCUROVRSTART 0xfc
+
+#define INTCTRL (0x00100000 + 0x04)
+#define CLIP0MIN (0x00100000 + 0x08)
+#define CLIP0MAX (0x00100000 + 0x0c)
+#define DSTBASE (0x00100000 + 0x10)
+#define DSTFORMAT (0x00100000 + 0x14)
+#define SRCBASE (0x00100000 + 0x34)
+#define COMMANDEXTRA_2D (0x00100000 + 0x38)
+#define CLIP1MIN (0x00100000 + 0x4c)
+#define CLIP1MAX (0x00100000 + 0x50)
+#define SRCFORMAT (0x00100000 + 0x54)
+#define SRCSIZE (0x00100000 + 0x58)
+#define SRCXY (0x00100000 + 0x5c)
+#define COLORBACK (0x00100000 + 0x60)
+#define COLORFORE (0x00100000 + 0x64)
+#define DSTSIZE (0x00100000 + 0x68)
+#define DSTXY (0x00100000 + 0x6c)
+#define COMMAND_2D (0x00100000 + 0x70)
+#define LAUNCH_2D (0x00100000 + 0x80)
+
+#define COMMAND_3D (0x00200000 + 0x120)
+
+/* register bitfields (not all, only as needed) */
+
+/* COMMAND_2D reg. values */
+#define TDFX_ROP_COPY 0xcc /* src */
+#define TDFX_ROP_INVERT 0x55 /* NOT dst */
+#define TDFX_ROP_XOR 0x66 /* src XOR dst */
+
+#define AUTOINC_DSTX BIT(10)
+#define AUTOINC_DSTY BIT(11)
+#define COMMAND_2D_FILLRECT 0x05
+#define COMMAND_2D_S2S_BITBLT 0x01 /* screen to screen */
+#define COMMAND_2D_H2S_BITBLT 0x03 /* host to screen */
+
+#define COMMAND_3D_NOP 0x00
+#define STATUS_RETRACE BIT(6)
+#define STATUS_BUSY BIT(9)
+#define MISCINIT1_CLUT_INV BIT(0)
+#define MISCINIT1_2DBLOCK_DIS BIT(15)
+#define DRAMINIT0_SGRAM_NUM BIT(26)
+#define DRAMINIT0_SGRAM_TYPE BIT(27)
+#define DRAMINIT0_SGRAM_TYPE_MASK (BIT(27) | BIT(28) | BIT(29))
+#define DRAMINIT0_SGRAM_TYPE_SHIFT 27
+#define DRAMINIT1_MEM_SDRAM BIT(30)
+#define VGAINIT0_VGA_DISABLE BIT(0)
+#define VGAINIT0_EXT_TIMING BIT(1)
+#define VGAINIT0_8BIT_DAC BIT(2)
+#define VGAINIT0_EXT_ENABLE BIT(6)
+#define VGAINIT0_WAKEUP_3C3 BIT(8)
+#define VGAINIT0_LEGACY_DISABLE BIT(9)
+#define VGAINIT0_ALT_READBACK BIT(10)
+#define VGAINIT0_FAST_BLINK BIT(11)
+#define VGAINIT0_EXTSHIFTOUT BIT(12)
+#define VGAINIT0_DECODE_3C6 BIT(13)
+#define VGAINIT0_SGRAM_HBLANK_DISABLE BIT(22)
+#define VGAINIT1_MASK 0x1fffff
+#define VIDCFG_VIDPROC_ENABLE BIT(0)
+#define VIDCFG_CURS_X11 BIT(1)
+#define VIDCFG_INTERLACE BIT(3)
+#define VIDCFG_HALF_MODE BIT(4)
+#define VIDCFG_DESK_ENABLE BIT(7)
+#define VIDCFG_CLUT_BYPASS BIT(10)
+#define VIDCFG_2X BIT(26)
+#define VIDCFG_HWCURSOR_ENABLE BIT(27)
+#define VIDCFG_PIXFMT_SHIFT 18
+#define DACMODE_2X BIT(0)
+
+/* I2C bit locations in the VIDSERPARPORT register */
+#define DDC_ENAB 0x00040000
+#define DDC_SCL_OUT 0x00080000
+#define DDC_SDA_OUT 0x00100000
+#define DDC_SCL_IN 0x00200000
+#define DDC_SDA_IN 0x00400000
+#define I2C_ENAB 0x00800000
+#define I2C_SCL_OUT 0x01000000
+#define I2C_SDA_OUT 0x02000000
+#define I2C_SCL_IN 0x04000000
+#define I2C_SDA_IN 0x08000000
+
+/* VGA rubbish, need to change this for multihead support */
+#define MISC_W 0x3c2
+#define MISC_R 0x3cc
+#define SEQ_I 0x3c4
+#define SEQ_D 0x3c5
+#define CRT_I 0x3d4
+#define CRT_D 0x3d5
+#define ATT_IW 0x3c0
+#define IS1_R 0x3da
+#define GRA_I 0x3ce
+#define GRA_D 0x3cf
+
+#ifdef __KERNEL__
+
+struct banshee_reg {
+ /* VGA rubbish */
+ unsigned char att[21];
+ unsigned char crt[25];
+ unsigned char gra[9];
+ unsigned char misc[1];
+ unsigned char seq[5];
+
+ /* Banshee extensions */
+ unsigned char ext[2];
+ unsigned long vidcfg;
+ unsigned long vidpll;
+ unsigned long mempll;
+ unsigned long gfxpll;
+ unsigned long dacmode;
+ unsigned long vgainit0;
+ unsigned long vgainit1;
+ unsigned long screensize;
+ unsigned long stride;
+ unsigned long cursloc;
+ unsigned long curspataddr;
+ unsigned long cursc0;
+ unsigned long cursc1;
+ unsigned long startaddr;
+ unsigned long clip0min;
+ unsigned long clip0max;
+ unsigned long clip1min;
+ unsigned long clip1max;
+ unsigned long miscinit0;
+};
+
+struct tdfx_par;
+
+struct tdfxfb_i2c_chan {
+ struct tdfx_par *par;
+ struct i2c_adapter adapter;
+ struct i2c_algo_bit_data algo;
+};
+
+struct tdfx_par {
+ u32 max_pixclock;
+ u32 palette[16];
+ void __iomem *regbase_virt;
+ unsigned long iobase;
+ int mtrr_handle;
+#ifdef CONFIG_FB_3DFX_I2C
+ struct tdfxfb_i2c_chan chan[2];
+#endif
+};
+
+#endif /* __KERNEL__ */
+
+#endif /* _TDFX_H */
+
Code Review / kvmfornfv.git / blobdiff