/*
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* linux/include/video/pmagb-b-fb.h
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*
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* TURBOchannel PMAGB-B Smart Frame Buffer (SFB) card support,
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* Copyright (C) 1999, 2000, 2001 by
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* Michael Engel <engel@unix-ag.org> and
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* Karsten Merker <merker@linuxtag.org>
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* Copyright (c) 2005 Maciej W. Rozycki
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*
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* This file is subject to the terms and conditions of the GNU General
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* Public License. See the file COPYING in the main directory of this
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* archive for more details.
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*/
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/* IOmem resource offsets. */
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#define PMAGB_B_ROM 0x000000 /* REX option ROM */
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#define PMAGB_B_SFB 0x100000 /* SFB ASIC */
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#define PMAGB_B_GP0 0x140000 /* general purpose output 0 */
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#define PMAGB_B_GP1 0x180000 /* general purpose output 1 */
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#define PMAGB_B_BT459 0x1c0000 /* Bt459 RAMDAC */
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#define PMAGB_B_FBMEM 0x200000 /* frame buffer */
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#define PMAGB_B_SIZE 0x400000 /* address space size */
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/* IOmem register offsets. */
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#define SFB_REG_VID_HOR 0x64 /* video horizontal setup */
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#define SFB_REG_VID_VER 0x68 /* video vertical setup */
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#define SFB_REG_VID_BASE 0x6c /* video base address */
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#define SFB_REG_TCCLK_COUNT 0x78 /* TURBOchannel clock count */
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#define SFB_REG_VIDCLK_COUNT 0x7c /* video clock count */
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/* Video horizontal setup register constants. All bits are r/w. */
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#define SFB_VID_HOR_BP_SHIFT 0x15 /* back porch */
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#define SFB_VID_HOR_BP_MASK 0x7f
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#define SFB_VID_HOR_SYN_SHIFT 0x0e /* sync pulse */
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#define SFB_VID_HOR_SYN_MASK 0x7f
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#define SFB_VID_HOR_FP_SHIFT 0x09 /* front porch */
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#define SFB_VID_HOR_FP_MASK 0x1f
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#define SFB_VID_HOR_PIX_SHIFT 0x00 /* active video */
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#define SFB_VID_HOR_PIX_MASK 0x1ff
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/* Video vertical setup register constants. All bits are r/w. */
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#define SFB_VID_VER_BP_SHIFT 0x16 /* back porch */
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#define SFB_VID_VER_BP_MASK 0x3f
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#define SFB_VID_VER_SYN_SHIFT 0x10 /* sync pulse */
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#define SFB_VID_VER_SYN_MASK 0x3f
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#define SFB_VID_VER_FP_SHIFT 0x0b /* front porch */
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#define SFB_VID_VER_FP_MASK 0x1f
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#define SFB_VID_VER_SL_SHIFT 0x00 /* active scan lines */
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#define SFB_VID_VER_SL_MASK 0x7ff
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/* Video base address register constants. All bits are r/w. */
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#define SFB_VID_BASE_MASK 0x1ff /* video base row address */
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/* Bt459 register offsets, byte-wide registers. */
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#define BT459_ADDR_LO 0x0 /* address low */
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#define BT459_ADDR_HI 0x4 /* address high */
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#define BT459_DATA 0x8 /* data window register */
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#define BT459_CMAP 0xc /* color map window register */
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