diff options
Diffstat (limited to 'drivers/video/virgefb.h')
| -rw-r--r-- | drivers/video/virgefb.h | 288 |
1 files changed, 288 insertions, 0 deletions
diff --git a/drivers/video/virgefb.h b/drivers/video/virgefb.h new file mode 100644 index 0000000..157d66d --- /dev/null +++ b/drivers/video/virgefb.h @@ -0,0 +1,288 @@ +/* + * linux/drivers/video/virgefb.h -- CyberVision64 definitions for the + * text console driver. + * + * Copyright (c) 1998 Alan Bair + * + * This file is based on the initial port to Linux of grf_cvreg.h: + * + * Copyright (c) 1997 Antonio Santos + * + * The original work is from the NetBSD CyberVision 64 framebuffer driver + * and support files (grf_cv.c, grf_cvreg.h, ite_cv.c): + * Permission to use the source of this driver was obtained from the + * author Michael Teske by Alan Bair. + * + * Copyright (c) 1995 Michael Teske + * + * History: + * + * + * + * 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. + */ + +/* Enhanced register mapping (MMIO mode) */ + +#define S3_CRTC_ADR 0x03d4 +#define S3_CRTC_DATA 0x03d5 + +#define S3_REG_LOCK2 0x39 +#define S3_HGC_MODE 0x45 + +#define S3_HWGC_ORGX_H 0x46 +#define S3_HWGC_ORGX_L 0x47 +#define S3_HWGC_ORGY_H 0x48 +#define S3_HWGC_ORGY_L 0x49 +#define S3_HWGC_DX 0x4e +#define S3_HWGC_DY 0x4f + +#define S3_LAW_CTL 0x58 + +/**************************************************/ + +/* + * Defines for the used register addresses (mw) + * + * NOTE: There are some registers that have different addresses when + * in mono or color mode. We only support color mode, and thus + * some addresses won't work in mono-mode! + * + * General and VGA-registers taken from retina driver. Fixed a few + * bugs in it. (SR and GR read address is Port + 1, NOT Port) + * + */ + +/* General Registers: */ +#define GREG_MISC_OUTPUT_R 0x03CC +#define GREG_MISC_OUTPUT_W 0x03C2 +#define GREG_FEATURE_CONTROL_R 0x03CA +#define GREG_FEATURE_CONTROL_W 0x03DA +#define GREG_INPUT_STATUS0_R 0x03C2 +#define GREG_INPUT_STATUS1_R 0x03DA + +/* Setup Registers: */ +#define SREG_VIDEO_SUBS_ENABLE 0x03C3 /* virge */ + +/* Attribute Controller: */ +#define ACT_ADDRESS 0x03C0 +#define ACT_ADDRESS_R 0x03C1 +#define ACT_ADDRESS_W 0x03C0 +#define ACT_ADDRESS_RESET 0x03DA +#define ACT_ID_PALETTE0 0x00 +#define ACT_ID_PALETTE1 0x01 +#define ACT_ID_PALETTE2 0x02 +#define ACT_ID_PALETTE3 0x03 +#define ACT_ID_PALETTE4 0x04 +#define ACT_ID_PALETTE5 0x05 +#define ACT_ID_PALETTE6 0x06 +#define ACT_ID_PALETTE7 0x07 +#define ACT_ID_PALETTE8 0x08 +#define ACT_ID_PALETTE9 0x09 +#define ACT_ID_PALETTE10 0x0A +#define ACT_ID_PALETTE11 0x0B +#define ACT_ID_PALETTE12 0x0C +#define ACT_ID_PALETTE13 0x0D +#define ACT_ID_PALETTE14 0x0E +#define ACT_ID_PALETTE15 0x0F +#define ACT_ID_ATTR_MODE_CNTL 0x10 +#define ACT_ID_OVERSCAN_COLOR 0x11 +#define ACT_ID_COLOR_PLANE_ENA 0x12 +#define ACT_ID_HOR_PEL_PANNING 0x13 +#define ACT_ID_COLOR_SELECT 0x14 /* virge PX_PADD pixel padding register */ + +/* Graphics Controller: */ +#define GCT_ADDRESS 0x03CE +#define GCT_ADDRESS_R 0x03CF +#define GCT_ADDRESS_W 0x03CF +#define GCT_ID_SET_RESET 0x00 +#define GCT_ID_ENABLE_SET_RESET 0x01 +#define GCT_ID_COLOR_COMPARE 0x02 +#define GCT_ID_DATA_ROTATE 0x03 +#define GCT_ID_READ_MAP_SELECT 0x04 +#define GCT_ID_GRAPHICS_MODE 0x05 +#define GCT_ID_MISC 0x06 +#define GCT_ID_COLOR_XCARE 0x07 +#define GCT_ID_BITMASK 0x08 + +/* Sequencer: */ +#define SEQ_ADDRESS 0x03C4 +#define SEQ_ADDRESS_R 0x03C5 +#define SEQ_ADDRESS_W 0x03C5 +#define SEQ_ID_RESET 0x00 +#define SEQ_ID_CLOCKING_MODE 0x01 +#define SEQ_ID_MAP_MASK 0x02 +#define SEQ_ID_CHAR_MAP_SELECT 0x03 +#define SEQ_ID_MEMORY_MODE 0x04 +#define SEQ_ID_UNKNOWN1 0x05 +#define SEQ_ID_UNKNOWN2 0x06 +#define SEQ_ID_UNKNOWN3 0x07 +/* S3 extensions */ +#define SEQ_ID_UNLOCK_EXT 0x08 +#define SEQ_ID_EXT_SEQ_REG9 0x09 /* b7 = 1 extended reg access by MMIO only */ +#define SEQ_ID_BUS_REQ_CNTL 0x0A +#define SEQ_ID_EXT_MISC_SEQ 0x0B +#define SEQ_ID_UNKNOWN4 0x0C +#define SEQ_ID_EXT_SEQ 0x0D +#define SEQ_ID_UNKNOWN5 0x0E +#define SEQ_ID_UNKNOWN6 0x0F +#define SEQ_ID_MCLK_LO 0x10 +#define SEQ_ID_MCLK_HI 0x11 +#define SEQ_ID_DCLK_LO 0x12 +#define SEQ_ID_DCLK_HI 0x13 +#define SEQ_ID_CLKSYN_CNTL_1 0x14 +#define SEQ_ID_CLKSYN_CNTL_2 0x15 +#define SEQ_ID_CLKSYN_TEST_HI 0x16 /* reserved for S3 testing of the */ +#define SEQ_ID_CLKSYN_TEST_LO 0x17 /* internal clock synthesizer */ +#define SEQ_ID_RAMDAC_CNTL 0x18 +#define SEQ_ID_MORE_MAGIC 0x1A +#define SEQ_ID_SIGNAL_SELECT 0x1C /* new for virge */ + +/* CRT Controller: */ +#define CRT_ADDRESS 0x03D4 +#define CRT_ADDRESS_R 0x03D5 +#define CRT_ADDRESS_W 0x03D5 +#define CRT_ID_HOR_TOTAL 0x00 +#define CRT_ID_HOR_DISP_ENA_END 0x01 +#define CRT_ID_START_HOR_BLANK 0x02 +#define CRT_ID_END_HOR_BLANK 0x03 +#define CRT_ID_START_HOR_RETR 0x04 +#define CRT_ID_END_HOR_RETR 0x05 +#define CRT_ID_VER_TOTAL 0x06 +#define CRT_ID_OVERFLOW 0x07 +#define CRT_ID_PRESET_ROW_SCAN 0x08 +#define CRT_ID_MAX_SCAN_LINE 0x09 +#define CRT_ID_CURSOR_START 0x0A +#define CRT_ID_CURSOR_END 0x0B +#define CRT_ID_START_ADDR_HIGH 0x0C +#define CRT_ID_START_ADDR_LOW 0x0D +#define CRT_ID_CURSOR_LOC_HIGH 0x0E +#define CRT_ID_CURSOR_LOC_LOW 0x0F +#define CRT_ID_START_VER_RETR 0x10 +#define CRT_ID_END_VER_RETR 0x11 +#define CRT_ID_VER_DISP_ENA_END 0x12 +#define CRT_ID_SCREEN_OFFSET 0x13 +#define CRT_ID_UNDERLINE_LOC 0x14 +#define CRT_ID_START_VER_BLANK 0x15 +#define CRT_ID_END_VER_BLANK 0x16 +#define CRT_ID_MODE_CONTROL 0x17 +#define CRT_ID_LINE_COMPARE 0x18 +#define CRT_ID_GD_LATCH_RBACK 0x22 +#define CRT_ID_ACT_TOGGLE_RBACK 0x24 +#define CRT_ID_ACT_INDEX_RBACK 0x26 +/* S3 extensions: S3 VGA Registers */ +#define CRT_ID_DEVICE_HIGH 0x2D +#define CRT_ID_DEVICE_LOW 0x2E +#define CRT_ID_REVISION 0x2F +#define CRT_ID_CHIP_ID_REV 0x30 +#define CRT_ID_MEMORY_CONF 0x31 +#define CRT_ID_BACKWAD_COMP_1 0x32 +#define CRT_ID_BACKWAD_COMP_2 0x33 +#define CRT_ID_BACKWAD_COMP_3 0x34 +#define CRT_ID_REGISTER_LOCK 0x35 +#define CRT_ID_CONFIG_1 0x36 +#define CRT_ID_CONFIG_2 0x37 +#define CRT_ID_REGISTER_LOCK_1 0x38 +#define CRT_ID_REGISTER_LOCK_2 0x39 +#define CRT_ID_MISC_1 0x3A +#define CRT_ID_DISPLAY_FIFO 0x3B +#define CRT_ID_LACE_RETR_START 0x3C +/* S3 extensions: System Control Registers */ +#define CRT_ID_SYSTEM_CONFIG 0x40 +#define CRT_ID_BIOS_FLAG 0x41 +#define CRT_ID_LACE_CONTROL 0x42 +#define CRT_ID_EXT_MODE 0x43 +#define CRT_ID_HWGC_MODE 0x45 /* HWGC = Hardware Graphics Cursor */ +#define CRT_ID_HWGC_ORIGIN_X_HI 0x46 +#define CRT_ID_HWGC_ORIGIN_X_LO 0x47 +#define CRT_ID_HWGC_ORIGIN_Y_HI 0x48 +#define CRT_ID_HWGC_ORIGIN_Y_LO 0x49 +#define CRT_ID_HWGC_FG_STACK 0x4A +#define CRT_ID_HWGC_BG_STACK 0x4B +#define CRT_ID_HWGC_START_AD_HI 0x4C +#define CRT_ID_HWGC_START_AD_LO 0x4D +#define CRT_ID_HWGC_DSTART_X 0x4E +#define CRT_ID_HWGC_DSTART_Y 0x4F +/* S3 extensions: System Extension Registers */ +#define CRT_ID_EXT_SYS_CNTL_1 0x50 /* NOT a virge register */ +#define CRT_ID_EXT_SYS_CNTL_2 0x51 +#define CRT_ID_EXT_BIOS_FLAG_1 0x52 +#define CRT_ID_EXT_MEM_CNTL_1 0x53 +#define CRT_ID_EXT_MEM_CNTL_2 0x54 +#define CRT_ID_EXT_DAC_CNTL 0x55 +#define CRT_ID_EX_SYNC_1 0x56 +#define CRT_ID_EX_SYNC_2 0x57 +#define CRT_ID_LAW_CNTL 0x58 /* LAW = Linear Address Window */ +#define CRT_ID_LAW_POS_HI 0x59 +#define CRT_ID_LAW_POS_LO 0x5A +#define CRT_ID_GOUT_PORT 0x5C +#define CRT_ID_EXT_HOR_OVF 0x5D +#define CRT_ID_EXT_VER_OVF 0x5E +#define CRT_ID_EXT_MEM_CNTL_3 0x60 /* NOT a virge register */ +#define CRT_ID_EXT_MEM_CNTL_4 0x61 +#define CRT_ID_EX_SYNC_3 0x63 /* NOT a virge register */ +#define CRT_ID_EXT_MISC_CNTL 0x65 +#define CRT_ID_EXT_MISC_CNTL_1 0x66 +#define CRT_ID_EXT_MISC_CNTL_2 0x67 +#define CRT_ID_CONFIG_3 0x68 +#define CRT_ID_EXT_SYS_CNTL_3 0x69 +#define CRT_ID_EXT_SYS_CNTL_4 0x6A +#define CRT_ID_EXT_BIOS_FLAG_3 0x6B +#define CRT_ID_EXT_BIOS_FLAG_4 0x6C +/* S3 virge extensions: more System Extension Registers */ +#define CRT_ID_EXT_BIOS_FLAG_5 0x6D +#define CRT_ID_EXT_DAC_TEST 0x6E +#define CRT_ID_CONFIG_4 0x6F + +/* Video DAC */ +#define VDAC_ADDRESS 0x03c8 +#define VDAC_ADDRESS_W 0x03c8 +#define VDAC_ADDRESS_R 0x03c7 +#define VDAC_STATE 0x03c7 +#define VDAC_DATA 0x03c9 +#define VDAC_MASK 0x03c6 + +/* Miscellaneous Registers */ +#define MR_SUBSYSTEM_STATUS_R 0x8504 /* new for virge */ +#define MR_SUBSYSTEM_CNTL_W 0x8504 /* new for virge */ +#define MR_ADVANCED_FUNCTION_CONTROL 0x850C /* new for virge */ + +/* Blitter */ +#define BLT_COMMAND_SET 0xA500 +#define BLT_SIZE_X_Y 0xA504 +#define BLT_SRC_X_Y 0xA508 +#define BLT_DEST_X_Y 0xA50C + +#define BLT_SRC_BASE 0xa4d4 +#define BLT_DEST_BASE 0xa4d8 +#define BLT_CLIP_LEFT_RIGHT 0xa4dc +#define BLT_CLIP_TOP_BOTTOM 0xa4e0 +#define BLT_SRC_DEST_STRIDE 0xa4e4 +#define BLT_MONO_PATTERN_0 0xa4e8 +#define BLT_MONO_PATTERN_1 0xa4ec +#define BLT_PATTERN_COLOR 0xa4f4 + +#define L2D_COMMAND_SET 0xA900 +#define L2D_CLIP_LEFT_RIGHT 0xA8DC +#define L2D_CLIP_TOP_BOTTOM 0xA8E0 + +#define P2D_COMMAND_SET 0xAD00 +#define P2D_CLIP_LEFT_RIGHT 0xACDC +#define P2D_CLIP_TOP_BOTTOM 0xACE0 + +#define CMD_NOP (0xf << 27) /* %1111 << 27, was 0x07 */ +#define S3V_BITBLT (0x0 << 27) +#define S3V_RECTFILL (0x2 << 27) +#define S3V_AUTOEXE 0x01 +#define S3V_HWCLIP 0x02 +#define S3V_DRAW 0x20 +#define S3V_DST_8BPP 0x00 +#define S3V_DST_16BPP 0x04 +#define S3V_DST_24BPP 0x08 +#define S3V_MONO_PAT 0x100 + +#define S3V_BLT_COPY (0xcc<<17) +#define S3V_BLT_CLEAR (0x00<<17) +#define S3V_BLT_SET (0xff<<17) |
