diff options
Diffstat (limited to 'drivers/video/cyber2000fb.h')
| -rw-r--r-- | drivers/video/cyber2000fb.h | 508 |
1 files changed, 508 insertions, 0 deletions
diff --git a/drivers/video/cyber2000fb.h b/drivers/video/cyber2000fb.h new file mode 100644 index 000000000000..bd7e1c040781 --- /dev/null +++ b/drivers/video/cyber2000fb.h @@ -0,0 +1,508 @@ +/* + * linux/drivers/video/cyber2000fb.h + * + * Copyright (C) 1998-2000 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + * Integraphics Cyber2000 frame buffer device + */ +#include <linux/config.h> + +/* + * Internal CyberPro sizes and offsets. + */ +#define MMIO_OFFSET 0x00800000 +#define MMIO_SIZE 0x000c0000 + +#define NR_PALETTE 256 + +#if defined(DEBUG) && defined(CONFIG_DEBUG_LL) +static void debug_printf(char *fmt, ...) +{ + extern void printascii(const char *); + char buffer[128]; + va_list ap; + + va_start(ap, fmt); + vsprintf(buffer, fmt, ap); + va_end(ap); + + printascii(buffer); +} +#else +#define debug_printf(x...) do { } while (0) +#endif + +#define RAMDAC_RAMPWRDN 0x01 +#define RAMDAC_DAC8BIT 0x02 +#define RAMDAC_VREFEN 0x04 +#define RAMDAC_BYPASS 0x10 +#define RAMDAC_DACPWRDN 0x40 + +#define EXT_CRT_VRTOFL 0x11 +#define EXT_CRT_VRTOFL_LINECOMP10 0x10 +#define EXT_CRT_VRTOFL_INTERLACE 0x20 + +#define EXT_CRT_IRQ 0x12 +#define EXT_CRT_IRQ_ENABLE 0x01 +#define EXT_CRT_IRQ_ACT_HIGH 0x04 + +#define EXT_CRT_TEST 0x13 + +#define EXT_SYNC_CTL 0x16 +#define EXT_SYNC_CTL_HS_NORMAL 0x00 +#define EXT_SYNC_CTL_HS_0 0x01 +#define EXT_SYNC_CTL_HS_1 0x02 +#define EXT_SYNC_CTL_HS_HSVS 0x03 +#define EXT_SYNC_CTL_VS_NORMAL 0x00 +#define EXT_SYNC_CTL_VS_0 0x04 +#define EXT_SYNC_CTL_VS_1 0x08 +#define EXT_SYNC_CTL_VS_COMP 0x0c + +#define EXT_BUS_CTL 0x30 +#define EXT_BUS_CTL_LIN_1MB 0x00 +#define EXT_BUS_CTL_LIN_2MB 0x01 +#define EXT_BUS_CTL_LIN_4MB 0x02 +#define EXT_BUS_CTL_ZEROWAIT 0x04 +#define EXT_BUS_CTL_PCIBURST_WRITE 0x20 +#define EXT_BUS_CTL_PCIBURST_READ 0x80 /* CyberPro 5000 only */ + +#define EXT_SEG_WRITE_PTR 0x31 +#define EXT_SEG_READ_PTR 0x32 +#define EXT_BIU_MISC 0x33 +#define EXT_BIU_MISC_LIN_ENABLE 0x01 +#define EXT_BIU_MISC_COP_ENABLE 0x04 +#define EXT_BIU_MISC_COP_BFC 0x08 + +#define EXT_FUNC_CTL 0x3c +#define EXT_FUNC_CTL_EXTREGENBL 0x80 /* enable access to 0xbcxxx */ + +#define PCI_BM_CTL 0x3e +#define PCI_BM_CTL_ENABLE 0x01 /* enable bus-master */ +#define PCI_BM_CTL_BURST 0x02 /* enable burst */ +#define PCI_BM_CTL_BACK2BACK 0x04 /* enable back to back */ +#define PCI_BM_CTL_DUMMY 0x08 /* insert dummy cycle */ + +#define X_V2_VID_MEM_START 0x40 +#define X_V2_VID_SRC_WIDTH 0x43 +#define X_V2_X_START 0x45 +#define X_V2_X_END 0x47 +#define X_V2_Y_START 0x49 +#define X_V2_Y_END 0x4b +#define X_V2_VID_SRC_WIN_WIDTH 0x4d + +#define Y_V2_DDA_X_INC 0x43 +#define Y_V2_DDA_Y_INC 0x47 +#define Y_V2_VID_FIFO_CTL 0x49 +#define Y_V2_VID_FMT 0x4b +#define Y_V2_VID_DISP_CTL1 0x4c +#define Y_V2_VID_FIFO_CTL1 0x4d + +#define J_X2_VID_MEM_START 0x40 +#define J_X2_VID_SRC_WIDTH 0x43 +#define J_X2_X_START 0x47 +#define J_X2_X_END 0x49 +#define J_X2_Y_START 0x4b +#define J_X2_Y_END 0x4d +#define J_X2_VID_SRC_WIN_WIDTH 0x4f + +#define K_X2_DDA_X_INIT 0x40 +#define K_X2_DDA_X_INC 0x42 +#define K_X2_DDA_Y_INIT 0x44 +#define K_X2_DDA_Y_INC 0x46 +#define K_X2_VID_FMT 0x48 +#define K_X2_VID_DISP_CTL1 0x49 + +#define K_CAP_X2_CTL1 0x49 + +#define CURS_H_START 0x50 +#define CURS_H_PRESET 0x52 +#define CURS_V_START 0x53 +#define CURS_V_PRESET 0x55 +#define CURS_CTL 0x56 + +#define EXT_ATTRIB_CTL 0x57 +#define EXT_ATTRIB_CTL_EXT 0x01 + +#define EXT_OVERSCAN_RED 0x58 +#define EXT_OVERSCAN_GREEN 0x59 +#define EXT_OVERSCAN_BLUE 0x5a + +#define CAP_X_START 0x60 +#define CAP_X_END 0x62 +#define CAP_Y_START 0x64 +#define CAP_Y_END 0x66 +#define CAP_DDA_X_INIT 0x68 +#define CAP_DDA_X_INC 0x6a +#define CAP_DDA_Y_INIT 0x6c +#define CAP_DDA_Y_INC 0x6e + +#define EXT_MEM_CTL0 0x70 +#define EXT_MEM_CTL0_7CLK 0x01 +#define EXT_MEM_CTL0_RAS_1 0x02 +#define EXT_MEM_CTL0_RAS2CAS_1 0x04 +#define EXT_MEM_CTL0_MULTCAS 0x08 +#define EXT_MEM_CTL0_ASYM 0x10 +#define EXT_MEM_CTL0_CAS1ON 0x20 +#define EXT_MEM_CTL0_FIFOFLUSH 0x40 +#define EXT_MEM_CTL0_SEQRESET 0x80 + +#define EXT_MEM_CTL1 0x71 +#define EXT_MEM_CTL1_PAR 0x00 +#define EXT_MEM_CTL1_SERPAR 0x01 +#define EXT_MEM_CTL1_SER 0x03 +#define EXT_MEM_CTL1_SYNC 0x04 +#define EXT_MEM_CTL1_VRAM 0x08 +#define EXT_MEM_CTL1_4K_REFRESH 0x10 +#define EXT_MEM_CTL1_256Kx4 0x00 +#define EXT_MEM_CTL1_512Kx8 0x40 +#define EXT_MEM_CTL1_1Mx16 0x60 + +#define EXT_MEM_CTL2 0x72 +#define MEM_CTL2_SIZE_1MB 0x00 +#define MEM_CTL2_SIZE_2MB 0x01 +#define MEM_CTL2_SIZE_4MB 0x02 +#define MEM_CTL2_SIZE_MASK 0x03 +#define MEM_CTL2_64BIT 0x04 + +#define EXT_HIDDEN_CTL1 0x73 + +#define EXT_FIFO_CTL 0x74 + +#define EXT_SEQ_MISC 0x77 +#define EXT_SEQ_MISC_8 0x01 +#define EXT_SEQ_MISC_16_RGB565 0x02 +#define EXT_SEQ_MISC_32 0x03 +#define EXT_SEQ_MISC_24_RGB888 0x04 +#define EXT_SEQ_MISC_16_RGB555 0x06 +#define EXT_SEQ_MISC_8_RGB332 0x09 +#define EXT_SEQ_MISC_16_RGB444 0x0a + +#define EXT_HIDDEN_CTL4 0x7a + +#define CURS_MEM_START 0x7e /* bits 23..12 */ + +#define CAP_PIP_X_START 0x80 +#define CAP_PIP_X_END 0x82 +#define CAP_PIP_Y_START 0x84 +#define CAP_PIP_Y_END 0x86 + +#define EXT_CAP_CTL1 0x88 + +#define EXT_CAP_CTL2 0x89 +#define EXT_CAP_CTL2_ODDFRAMEIRQ 0x01 +#define EXT_CAP_CTL2_ANYFRAMEIRQ 0x02 + +#define BM_CTRL0 0x9c +#define BM_CTRL1 0x9d + +#define EXT_CAP_MODE1 0xa4 +#define EXT_CAP_MODE1_8BIT 0x01 /* enable 8bit capture mode */ +#define EXT_CAP_MODE1_CCIR656 0x02 /* CCIR656 mode */ +#define EXT_CAP_MODE1_IGNOREVGT 0x04 /* ignore VGT */ +#define EXT_CAP_MODE1_ALTFIFO 0x10 /* use alternate FIFO for capture */ +#define EXT_CAP_MODE1_SWAPUV 0x20 /* swap UV bytes */ +#define EXT_CAP_MODE1_MIRRORY 0x40 /* mirror vertically */ +#define EXT_CAP_MODE1_MIRRORX 0x80 /* mirror horizontally */ + +#define EXT_CAP_MODE2 0xa5 +#define EXT_CAP_MODE2_CCIRINVOE 0x01 +#define EXT_CAP_MODE2_CCIRINVVGT 0x02 +#define EXT_CAP_MODE2_CCIRINVHGT 0x04 +#define EXT_CAP_MODE2_CCIRINVDG 0x08 +#define EXT_CAP_MODE2_DATEND 0x10 +#define EXT_CAP_MODE2_CCIRDGH 0x20 +#define EXT_CAP_MODE2_FIXSONY 0x40 +#define EXT_CAP_MODE2_SYNCFREEZE 0x80 + +#define EXT_TV_CTL 0xae + +#define EXT_DCLK_MULT 0xb0 +#define EXT_DCLK_DIV 0xb1 +#define EXT_DCLK_DIV_VFSEL 0x20 +#define EXT_MCLK_MULT 0xb2 +#define EXT_MCLK_DIV 0xb3 + +#define EXT_LATCH1 0xb5 +#define EXT_LATCH1_VAFC_EN 0x01 /* enable VAFC */ + +#define EXT_FEATURE 0xb7 +#define EXT_FEATURE_BUS_MASK 0x07 /* host bus mask */ +#define EXT_FEATURE_BUS_PCI 0x00 +#define EXT_FEATURE_BUS_VL_STD 0x04 +#define EXT_FEATURE_BUS_VL_LINEAR 0x05 +#define EXT_FEATURE_1682 0x20 /* IGS 1682 compatibility */ + +#define EXT_LATCH2 0xb6 +#define EXT_LATCH2_I2C_CLKEN 0x10 +#define EXT_LATCH2_I2C_CLK 0x20 +#define EXT_LATCH2_I2C_DATEN 0x40 +#define EXT_LATCH2_I2C_DAT 0x80 + +#define EXT_XT_CTL 0xbe +#define EXT_XT_CAP16 0x04 +#define EXT_XT_LINEARFB 0x08 +#define EXT_XT_PAL 0x10 + +#define EXT_MEM_START 0xc0 /* ext start address 21 bits */ +#define HOR_PHASE_SHIFT 0xc2 /* high 3 bits */ +#define EXT_SRC_WIDTH 0xc3 /* ext offset phase 10 bits */ +#define EXT_SRC_HEIGHT 0xc4 /* high 6 bits */ +#define EXT_X_START 0xc5 /* ext->screen, 16 bits */ +#define EXT_X_END 0xc7 /* ext->screen, 16 bits */ +#define EXT_Y_START 0xc9 /* ext->screen, 16 bits */ +#define EXT_Y_END 0xcb /* ext->screen, 16 bits */ +#define EXT_SRC_WIN_WIDTH 0xcd /* 8 bits */ +#define EXT_COLOUR_COMPARE 0xce /* 24 bits */ +#define EXT_DDA_X_INIT 0xd1 /* ext->screen 16 bits */ +#define EXT_DDA_X_INC 0xd3 /* ext->screen 16 bits */ +#define EXT_DDA_Y_INIT 0xd5 /* ext->screen 16 bits */ +#define EXT_DDA_Y_INC 0xd7 /* ext->screen 16 bits */ + +#define EXT_VID_FIFO_CTL 0xd9 + +#define EXT_VID_FMT 0xdb +#define EXT_VID_FMT_YUV422 0x00 /* formats - does this cause conversion? */ +#define EXT_VID_FMT_RGB555 0x01 +#define EXT_VID_FMT_RGB565 0x02 +#define EXT_VID_FMT_RGB888_24 0x03 +#define EXT_VID_FMT_RGB888_32 0x04 +#define EXT_VID_FMT_RGB8 0x05 +#define EXT_VID_FMT_RGB4444 0x06 +#define EXT_VID_FMT_RGB8T 0x07 +#define EXT_VID_FMT_DUP_PIX_ZOON 0x08 /* duplicate pixel zoom */ +#define EXT_VID_FMT_MOD_3RD_PIX 0x20 /* modify 3rd duplicated pixel */ +#define EXT_VID_FMT_DBL_H_PIX 0x40 /* double horiz pixels */ +#define EXT_VID_FMT_YUV128 0x80 /* YUV data offset by 128 */ + +#define EXT_VID_DISP_CTL1 0xdc +#define EXT_VID_DISP_CTL1_INTRAM 0x01 /* video pixels go to internal RAM */ +#define EXT_VID_DISP_CTL1_IGNORE_CCOMP 0x02 /* ignore colour compare registers */ +#define EXT_VID_DISP_CTL1_NOCLIP 0x04 /* do not clip to 16235,16240 */ +#define EXT_VID_DISP_CTL1_UV_AVG 0x08 /* U/V data is averaged */ +#define EXT_VID_DISP_CTL1_Y128 0x10 /* Y data offset by 128 (if YUV128 set) */ +#define EXT_VID_DISP_CTL1_VINTERPOL_OFF 0x20 /* disable vertical interpolation */ +#define EXT_VID_DISP_CTL1_FULL_WIN 0x40 /* video out window full */ +#define EXT_VID_DISP_CTL1_ENABLE_WINDOW 0x80 /* enable video window */ + +#define EXT_VID_FIFO_CTL1 0xdd +#define EXT_VID_FIFO_CTL1_OE_HIGH 0x02 +#define EXT_VID_FIFO_CTL1_INTERLEAVE 0x04 /* enable interleaved memory read */ + +#define EXT_ROM_UCB4GH 0xe5 +#define EXT_ROM_UCB4GH_FREEZE 0x02 /* capture frozen */ +#define EXT_ROM_UCB4GH_ODDFRAME 0x04 /* 1 = odd frame captured */ +#define EXT_ROM_UCB4GH_1HL 0x08 /* first horizonal line after VGT falling edge */ +#define EXT_ROM_UCB4GH_ODD 0x10 /* odd frame indicator */ +#define EXT_ROM_UCB4GH_INTSTAT 0x20 /* video interrupt */ + +#define VFAC_CTL1 0xe8 +#define VFAC_CTL1_CAPTURE 0x01 /* capture enable (only when VSYNC high)*/ +#define VFAC_CTL1_VFAC_ENABLE 0x02 /* vfac enable */ +#define VFAC_CTL1_FREEZE_CAPTURE 0x04 /* freeze capture */ +#define VFAC_CTL1_FREEZE_CAPTURE_SYNC 0x08 /* sync freeze capture */ +#define VFAC_CTL1_VALIDFRAME_SRC 0x10 /* select valid frame source */ +#define VFAC_CTL1_PHILIPS 0x40 /* select Philips mode */ +#define VFAC_CTL1_MODVINTERPOLCLK 0x80 /* modify vertical interpolation clocl */ + +#define VFAC_CTL2 0xe9 +#define VFAC_CTL2_INVERT_VIDDATAVALID 0x01 /* invert video data valid */ +#define VFAC_CTL2_INVERT_GRAPHREADY 0x02 /* invert graphic ready output sig */ +#define VFAC_CTL2_INVERT_DATACLK 0x04 /* invert data clock signal */ +#define VFAC_CTL2_INVERT_HSYNC 0x08 /* invert hsync input */ +#define VFAC_CTL2_INVERT_VSYNC 0x10 /* invert vsync input */ +#define VFAC_CTL2_INVERT_FRAME 0x20 /* invert frame odd/even input */ +#define VFAC_CTL2_INVERT_BLANK 0x40 /* invert blank output */ +#define VFAC_CTL2_INVERT_OVSYNC 0x80 /* invert other vsync input */ + +#define VFAC_CTL3 0xea +#define VFAC_CTL3_CAP_LARGE_FIFO 0x01 /* large capture fifo */ +#define VFAC_CTL3_CAP_INTERLACE 0x02 /* capture odd and even fields */ +#define VFAC_CTL3_CAP_HOLD_4NS 0x00 /* hold capture data for 4ns */ +#define VFAC_CTL3_CAP_HOLD_2NS 0x04 /* hold capture data for 2ns */ +#define VFAC_CTL3_CAP_HOLD_6NS 0x08 /* hold capture data for 6ns */ +#define VFAC_CTL3_CAP_HOLD_0NS 0x0c /* hold capture data for 0ns */ +#define VFAC_CTL3_CHROMAKEY 0x20 /* capture data will be chromakeyed */ +#define VFAC_CTL3_CAP_IRQ 0x40 /* enable capture interrupt */ + +#define CAP_MEM_START 0xeb /* 18 bits */ +#define CAP_MAP_WIDTH 0xed /* high 6 bits */ +#define CAP_PITCH 0xee /* 8 bits */ + +#define CAP_CTL_MISC 0xef +#define CAP_CTL_MISC_HDIV 0x01 +#define CAP_CTL_MISC_HDIV4 0x02 +#define CAP_CTL_MISC_ODDEVEN 0x04 +#define CAP_CTL_MISC_HSYNCDIV2 0x08 +#define CAP_CTL_MISC_SYNCTZHIGH 0x10 +#define CAP_CTL_MISC_SYNCTZOR 0x20 +#define CAP_CTL_MISC_DISPUSED 0x80 + +#define REG_BANK 0xfa +#define REG_BANK_X 0x00 +#define REG_BANK_Y 0x01 +#define REG_BANK_W 0x02 +#define REG_BANK_T 0x03 +#define REG_BANK_J 0x04 +#define REG_BANK_K 0x05 + +/* + * Bus-master + */ +#define BM_VID_ADDR_LOW 0xbc040 +#define BM_VID_ADDR_HIGH 0xbc044 +#define BM_ADDRESS_LOW 0xbc080 +#define BM_ADDRESS_HIGH 0xbc084 +#define BM_LENGTH 0xbc088 +#define BM_CONTROL 0xbc08c +#define BM_CONTROL_ENABLE 0x01 /* enable transfer */ +#define BM_CONTROL_IRQEN 0x02 /* enable IRQ at end of transfer */ +#define BM_CONTROL_INIT 0x04 /* initialise status & count */ +#define BM_COUNT 0xbc090 /* read-only */ + +/* + * TV registers + */ +#define TV_VBLANK_EVEN_START 0xbe43c +#define TV_VBLANK_EVEN_END 0xbe440 +#define TV_VBLANK_ODD_START 0xbe444 +#define TV_VBLANK_ODD_END 0xbe448 +#define TV_SYNC_YGAIN 0xbe44c +#define TV_UV_GAIN 0xbe450 +#define TV_PED_UVDET 0xbe454 +#define TV_UV_BURST_AMP 0xbe458 +#define TV_HSYNC_START 0xbe45c +#define TV_HSYNC_END 0xbe460 +#define TV_Y_DELAY1 0xbe464 +#define TV_Y_DELAY2 0xbe468 +#define TV_UV_DELAY1 0xbe46c +#define TV_BURST_START 0xbe470 +#define TV_BURST_END 0xbe474 +#define TV_HBLANK_START 0xbe478 +#define TV_HBLANK_END 0xbe47c +#define TV_PED_EVEN_START 0xbe480 +#define TV_PED_EVEN_END 0xbe484 +#define TV_PED_ODD_START 0xbe488 +#define TV_PED_ODD_END 0xbe48c +#define TV_VSYNC_EVEN_START 0xbe490 +#define TV_VSYNC_EVEN_END 0xbe494 +#define TV_VSYNC_ODD_START 0xbe498 +#define TV_VSYNC_ODD_END 0xbe49c +#define TV_SCFL 0xbe4a0 +#define TV_SCFH 0xbe4a4 +#define TV_SCP 0xbe4a8 +#define TV_DELAYBYPASS 0xbe4b4 +#define TV_EQL_END 0xbe4bc +#define TV_SERR_START 0xbe4c0 +#define TV_SERR_END 0xbe4c4 +#define TV_CTL 0xbe4dc /* reflects a previous register- MVFCLR, MVPCLR etc P241*/ +#define TV_VSYNC_VGA_HS 0xbe4e8 +#define TV_FLICK_XMIN 0xbe514 +#define TV_FLICK_XMAX 0xbe518 +#define TV_FLICK_YMIN 0xbe51c +#define TV_FLICK_YMAX 0xbe520 + +/* + * Graphics Co-processor + */ +#define CO_REG_CONTROL 0xbf011 +#define CO_CTRL_BUSY 0x80 +#define CO_CTRL_CMDFULL 0x04 +#define CO_CTRL_FIFOEMPTY 0x02 +#define CO_CTRL_READY 0x01 + +#define CO_REG_SRC_WIDTH 0xbf018 +#define CO_REG_PIXFMT 0xbf01c +#define CO_PIXFMT_32BPP 0x03 +#define CO_PIXFMT_24BPP 0x02 +#define CO_PIXFMT_16BPP 0x01 +#define CO_PIXFMT_8BPP 0x00 + +#define CO_REG_FGMIX 0xbf048 +#define CO_FG_MIX_ZERO 0x00 +#define CO_FG_MIX_SRC_AND_DST 0x01 +#define CO_FG_MIX_SRC_AND_NDST 0x02 +#define CO_FG_MIX_SRC 0x03 +#define CO_FG_MIX_NSRC_AND_DST 0x04 +#define CO_FG_MIX_DST 0x05 +#define CO_FG_MIX_SRC_XOR_DST 0x06 +#define CO_FG_MIX_SRC_OR_DST 0x07 +#define CO_FG_MIX_NSRC_AND_NDST 0x08 +#define CO_FG_MIX_SRC_XOR_NDST 0x09 +#define CO_FG_MIX_NDST 0x0a +#define CO_FG_MIX_SRC_OR_NDST 0x0b +#define CO_FG_MIX_NSRC 0x0c +#define CO_FG_MIX_NSRC_OR_DST 0x0d +#define CO_FG_MIX_NSRC_OR_NDST 0x0e +#define CO_FG_MIX_ONES 0x0f + +#define CO_REG_FGCOLOUR 0xbf058 +#define CO_REG_BGCOLOUR 0xbf05c +#define CO_REG_PIXWIDTH 0xbf060 +#define CO_REG_PIXHEIGHT 0xbf062 +#define CO_REG_X_PHASE 0xbf078 +#define CO_REG_CMD_L 0xbf07c +#define CO_CMD_L_PATTERN_FGCOL 0x8000 +#define CO_CMD_L_INC_LEFT 0x0004 +#define CO_CMD_L_INC_UP 0x0002 + +#define CO_REG_CMD_H 0xbf07e +#define CO_CMD_H_BGSRCMAP 0x8000 /* otherwise bg colour */ +#define CO_CMD_H_FGSRCMAP 0x2000 /* otherwise fg colour */ +#define CO_CMD_H_BLITTER 0x0800 + +#define CO_REG_SRC1_PTR 0xbf170 +#define CO_REG_SRC2_PTR 0xbf174 +#define CO_REG_DEST_PTR 0xbf178 +#define CO_REG_DEST_WIDTH 0xbf218 + +/* + * Private structure + */ +struct cfb_info; + +struct cyberpro_info { + struct pci_dev *dev; + unsigned char __iomem *regs; + char __iomem *fb; + char dev_name[32]; + unsigned int fb_size; + unsigned int chip_id; + + /* + * The following is a pointer to be passed into the + * functions below. The modules outside the main + * cyber2000fb.c driver have no knowledge as to what + * is within this structure. + */ + struct cfb_info *info; + + /* + * Use these to enable the BM or TV registers. In an SMP + * environment, these two function pointers should only be + * called from the module_init() or module_exit() + * functions. + */ + void (*enable_extregs)(struct cfb_info *); + void (*disable_extregs)(struct cfb_info *); +}; + +#define ID_IGA_1682 0 +#define ID_CYBERPRO_2000 1 +#define ID_CYBERPRO_2010 2 +#define ID_CYBERPRO_5000 3 + +struct fb_var_screeninfo; + +/* + * Note! Writing to the Cyber20x0 registers from an interrupt + * routine is definitely a bad idea atm. + */ +int cyber2000fb_attach(struct cyberpro_info *info, int idx); +void cyber2000fb_detach(int idx); +void cyber2000fb_enable_extregs(struct cfb_info *cfb); +void cyber2000fb_disable_extregs(struct cfb_info *cfb); +void cyber2000fb_get_fb_var(struct cfb_info *cfb, struct fb_var_screeninfo *var); |