diff options
Diffstat (limited to 'drivers/video/cyberfb.h')
| -rw-r--r-- | drivers/video/cyberfb.h | 415 |
1 files changed, 415 insertions, 0 deletions
diff --git a/drivers/video/cyberfb.h b/drivers/video/cyberfb.h new file mode 100644 index 00000000000..8435c430ad2 --- /dev/null +++ b/drivers/video/cyberfb.h @@ -0,0 +1,415 @@ +/* + * linux/arch/m68k/console/cvision.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. + */ + +/* s3 commands */ +#define S3_BITBLT 0xc011 +#define S3_TWOPOINTLINE 0x2811 +#define S3_FILLEDRECT 0x40b1 + +#define S3_FIFO_EMPTY 0x0400 +#define S3_HDW_BUSY 0x0200 + +/* Enhanced register mapping (MMIO mode) */ + +#define S3_READ_SEL 0xbee8 /* offset f */ +#define S3_MULT_MISC 0xbee8 /* offset e */ +#define S3_ERR_TERM 0x92e8 +#define S3_FRGD_COLOR 0xa6e8 +#define S3_BKGD_COLOR 0xa2e8 +#define S3_PIXEL_CNTL 0xbee8 /* offset a */ +#define S3_FRGD_MIX 0xbae8 +#define S3_BKGD_MIX 0xb6e8 +#define S3_CUR_Y 0x82e8 +#define S3_CUR_X 0x86e8 +#define S3_DESTY_AXSTP 0x8ae8 +#define S3_DESTX_DIASTP 0x8ee8 +#define S3_MIN_AXIS_PCNT 0xbee8 /* offset 0 */ +#define S3_MAJ_AXIS_PCNT 0x96e8 +#define S3_CMD 0x9ae8 +#define S3_GP_STAT 0x9ae8 +#define S3_ADVFUNC_CNTL 0x4ae8 +#define S3_WRT_MASK 0xaae8 +#define S3_RD_MASK 0xaee8 + +/* Enhanced register mapping (Packed MMIO mode, write only) */ +#define S3_ALT_CURXY 0x8100 +#define S3_ALT_CURXY2 0x8104 +#define S3_ALT_STEP 0x8108 +#define S3_ALT_STEP2 0x810c +#define S3_ALT_ERR 0x8110 +#define S3_ALT_CMD 0x8118 +#define S3_ALT_MIX 0x8134 +#define S3_ALT_PCNT 0x8148 +#define S3_ALT_PAT 0x8168 + +/* Drawing modes */ +#define S3_NOTCUR 0x0000 +#define S3_LOGICALZERO 0x0001 +#define S3_LOGICALONE 0x0002 +#define S3_LEAVEASIS 0x0003 +#define S3_NOTNEW 0x0004 +#define S3_CURXORNEW 0x0005 +#define S3_NOT_CURXORNEW 0x0006 +#define S3_NEW 0x0007 +#define S3_NOTCURORNOTNEW 0x0008 +#define S3_CURORNOTNEW 0x0009 +#define S3_NOTCURORNEW 0x000a +#define S3_CURORNEW 0x000b +#define S3_CURANDNEW 0x000c +#define S3_NOTCURANDNEW 0x000d +#define S3_CURANDNOTNEW 0x000e +#define S3_NOTCURANDNOTNEW 0x000f + +#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 + +/**************************************************/ + +/* support for a BitBlt operation. The op-codes are identical + to X11 GCs */ +#define GRFBBOPclear 0x0 /* 0 */ +#define GRFBBOPand 0x1 /* src AND dst */ +#define GRFBBOPandReverse 0x2 /* src AND NOT dst */ +#define GRFBBOPcopy 0x3 /* src */ +#define GRFBBOPandInverted 0x4 /* NOT src AND dst */ +#define GRFBBOPnoop 0x5 /* dst */ +#define GRFBBOPxor 0x6 /* src XOR dst */ +#define GRFBBOPor 0x7 /* src OR dst */ +#define GRFBBOPnor 0x8 /* NOT src AND NOT dst */ +#define GRFBBOPequiv 0x9 /* NOT src XOR dst */ +#define GRFBBOPinvert 0xa /* NOT dst */ +#define GRFBBOPorReverse 0xb /* src OR NOT dst */ +#define GRFBBOPcopyInverted 0xc /* NOT src */ +#define GRFBBOPorInverted 0xd /* NOT src OR dst */ +#define GRFBBOPnand 0xe /* NOT src OR NOT dst */ +#define GRFBBOPset 0xf /* 1 */ + + +/* Write 16 Bit VGA register */ +#define vgaw16(ba, reg, val) \ +*((unsigned short *) (((volatile unsigned char *)ba)+reg)) = val + +/* + * 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_OPTION_SELECT 0x0102 +#define SREG_VIDEO_SUBS_ENABLE 0x46E8 + +/* 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 + +/* 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 +#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 + +/* 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 +#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 +#define CRT_ID_EX_SYNC_3 0x63 +#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 + +/* Enhanced Commands Registers: */ +#define ECR_SUBSYSTEM_STAT 0x42E8 +#define ECR_SUBSYSTEM_CNTL 0x42E8 +#define ECR_ADV_FUNC_CNTL 0x4AE8 +#define ECR_CURRENT_Y_POS 0x82E8 +#define ECR_CURRENT_Y_POS2 0x82EA /* Trio64 only */ +#define ECR_CURRENT_X_POS 0x86E8 +#define ECR_CURRENT_X_POS2 0x86EA /* Trio64 only */ +#define ECR_DEST_Y__AX_STEP 0x8AE8 +#define ECR_DEST_Y2__AX_STEP2 0x8AEA /* Trio64 only */ +#define ECR_DEST_X__DIA_STEP 0x8EE8 +#define ECR_DEST_X2__DIA_STEP2 0x8EEA /* Trio64 only */ +#define ECR_ERR_TERM 0x92E8 +#define ECR_ERR_TERM2 0x92EA /* Trio64 only */ +#define ECR_MAJ_AXIS_PIX_CNT 0x96E8 +#define ECR_MAJ_AXIS_PIX_CNT2 0x96EA /* Trio64 only */ +#define ECR_GP_STAT 0x9AE8 /* GP = Graphics Processor */ +#define ECR_DRAW_CMD 0x9AE8 +#define ECR_DRAW_CMD2 0x9AEA /* Trio64 only */ +#define ECR_SHORT_STROKE 0x9EE8 +#define ECR_BKGD_COLOR 0xA2E8 /* BKGD = Background */ +#define ECR_FRGD_COLOR 0xA6E8 /* FRGD = Foreground */ +#define ECR_BITPLANE_WRITE_MASK 0xAAE8 +#define ECR_BITPLANE_READ_MASK 0xAEE8 +#define ECR_COLOR_COMPARE 0xB2E8 +#define ECR_BKGD_MIX 0xB6E8 +#define ECR_FRGD_MIX 0xBAE8 +#define ECR_READ_REG_DATA 0xBEE8 +#define ECR_ID_MIN_AXIS_PIX_CNT 0x00 +#define ECR_ID_SCISSORS_TOP 0x01 +#define ECR_ID_SCISSORS_LEFT 0x02 +#define ECR_ID_SCISSORS_BUTTOM 0x03 +#define ECR_ID_SCISSORS_RIGHT 0x04 +#define ECR_ID_PIX_CNTL 0x0A +#define ECR_ID_MULT_CNTL_MISC_2 0x0D +#define ECR_ID_MULT_CNTL_MISC 0x0E +#define ECR_ID_READ_SEL 0x0F +#define ECR_PIX_TRANS 0xE2E8 +#define ECR_PIX_TRANS_EXT 0xE2EA +#define ECR_PATTERN_Y 0xEAE8 /* Trio64 only */ +#define ECR_PATTERN_X 0xEAEA /* Trio64 only */ + + +/* Pass-through */ +#define PASS_ADDRESS 0x40001 +#define PASS_ADDRESS_W 0x40001 + +/* 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 + + +#define WGfx(ba, idx, val) \ +do { wb_64(ba, GCT_ADDRESS, idx); wb_64(ba, GCT_ADDRESS_W , val); } while (0) + +#define WSeq(ba, idx, val) \ +do { wb_64(ba, SEQ_ADDRESS, idx); wb_64(ba, SEQ_ADDRESS_W , val); } while (0) + +#define WCrt(ba, idx, val) \ +do { wb_64(ba, CRT_ADDRESS, idx); wb_64(ba, CRT_ADDRESS_W , val); } while (0) + +#define WAttr(ba, idx, val) \ +do { \ + unsigned char tmp;\ + tmp = rb_64(ba, ACT_ADDRESS_RESET);\ + wb_64(ba, ACT_ADDRESS_W, idx);\ + wb_64(ba, ACT_ADDRESS_W, val);\ +} while (0) + +#define SetTextPlane(ba, m) \ +do { \ + WGfx(ba, GCT_ID_READ_MAP_SELECT, m & 3 );\ + WSeq(ba, SEQ_ID_MAP_MASK, (1 << (m & 3)));\ +} while (0) + + /* --------------------------------- */ + /* prototypes */ + /* --------------------------------- */ + +inline unsigned char RAttr(volatile unsigned char * board, short idx); +inline unsigned char RSeq(volatile unsigned char * board, short idx); +inline unsigned char RCrt(volatile unsigned char * board, short idx); +inline unsigned char RGfx(volatile unsigned char * board, short idx); +inline void cv64_write_port(unsigned short bits, + volatile unsigned char *board); +inline void cvscreen(int toggle, volatile unsigned char *board); +inline void gfx_on_off(int toggle, volatile unsigned char *board); +#if 0 +unsigned short cv64_compute_clock(unsigned long freq); +int cv_has_4mb(volatile unsigned char * fb); +void cv64_board_init(void); +void cv64_load_video_mode(struct fb_var_screeninfo *video_mode); +#endif + +void cvision_bitblt(u_short sx, u_short sy, u_short dx, u_short dy, u_short w, + u_short h); +void cvision_clear(u_short dx, u_short dy, u_short w, u_short h, u_short bg); |