1 /* 2 * linux/include/video/pmagb-b-fb.h 3 * 4 * TURBOchannel PMAGB-B Smart Frame Buffer (SFB) card support, 5 * Copyright (C) 1999, 2000, 2001 by 6 * Michael Engel <engel@unix-ag.org> and 7 * Karsten Merker <merker@linuxtag.org> 8 * Copyright (c) 2005 Maciej W. Rozycki 9 * 10 * This file is subject to the terms and conditions of the GNU General 11 * Public License. See the file COPYING in the main directory of this 12 * archive for more details. 13 */ 14 15 /* IOmem resource offsets. */ 16 #define PMAGB_B_ROM 0x000000 /* REX option ROM */ 17 #define PMAGB_B_SFB 0x100000 /* SFB ASIC */ 18 #define PMAGB_B_GP0 0x140000 /* general purpose output 0 */ 19 #define PMAGB_B_GP1 0x180000 /* general purpose output 1 */ 20 #define PMAGB_B_BT459 0x1c0000 /* Bt459 RAMDAC */ 21 #define PMAGB_B_FBMEM 0x200000 /* frame buffer */ 22 #define PMAGB_B_SIZE 0x400000 /* address space size */ 23 24 /* IOmem register offsets. */ 25 #define SFB_REG_VID_HOR 0x64 /* video horizontal setup */ 26 #define SFB_REG_VID_VER 0x68 /* video vertical setup */ 27 #define SFB_REG_VID_BASE 0x6c /* video base address */ 28 #define SFB_REG_TCCLK_COUNT 0x78 /* TURBOchannel clock count */ 29 #define SFB_REG_VIDCLK_COUNT 0x7c /* video clock count */ 30 31 /* Video horizontal setup register constants. All bits are r/w. */ 32 #define SFB_VID_HOR_BP_SHIFT 0x15 /* back porch */ 33 #define SFB_VID_HOR_BP_MASK 0x7f 34 #define SFB_VID_HOR_SYN_SHIFT 0x0e /* sync pulse */ 35 #define SFB_VID_HOR_SYN_MASK 0x7f 36 #define SFB_VID_HOR_FP_SHIFT 0x09 /* front porch */ 37 #define SFB_VID_HOR_FP_MASK 0x1f 38 #define SFB_VID_HOR_PIX_SHIFT 0x00 /* active video */ 39 #define SFB_VID_HOR_PIX_MASK 0x1ff 40 41 /* Video vertical setup register constants. All bits are r/w. */ 42 #define SFB_VID_VER_BP_SHIFT 0x16 /* back porch */ 43 #define SFB_VID_VER_BP_MASK 0x3f 44 #define SFB_VID_VER_SYN_SHIFT 0x10 /* sync pulse */ 45 #define SFB_VID_VER_SYN_MASK 0x3f 46 #define SFB_VID_VER_FP_SHIFT 0x0b /* front porch */ 47 #define SFB_VID_VER_FP_MASK 0x1f 48 #define SFB_VID_VER_SL_SHIFT 0x00 /* active scan lines */ 49 #define SFB_VID_VER_SL_MASK 0x7ff 50 51 /* Video base address register constants. All bits are r/w. */ 52 #define SFB_VID_BASE_MASK 0x1ff /* video base row address */ 53 54 /* Bt459 register offsets, byte-wide registers. */ 55 #define BT459_ADDR_LO 0x0 /* address low */ 56 #define BT459_ADDR_HI 0x4 /* address high */ 57 #define BT459_DATA 0x8 /* data window register */ 58 #define BT459_CMAP 0xc /* color map window register */ 59