pmagb-b-fb.h

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/*
 *  linux/include/video/pmagb-b-fb.h
 *
 *  TURBOchannel PMAGB-B Smart Frame Buffer (SFB) card support,
 *  Copyright (C) 1999, 2000, 2001 by
 *  Michael Engel <[email protected]> and
 *  Karsten Merker <[email protected]>
 *  Copyright (c) 2005  Maciej W. Rozycki
 *
 *  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.
 */

/* IOmem resource offsets.  */
#define PMAGB_B_ROM     0x000000    /* REX option ROM */
#define PMAGB_B_SFB     0x100000    /* SFB ASIC */
#define PMAGB_B_GP0     0x140000    /* general purpose output 0 */
#define PMAGB_B_GP1     0x180000    /* general purpose output 1 */
#define PMAGB_B_BT459       0x1c0000    /* Bt459 RAMDAC */
#define PMAGB_B_FBMEM       0x200000    /* frame buffer */
#define PMAGB_B_SIZE        0x400000    /* address space size */

/* IOmem register offsets.  */
#define SFB_REG_VID_HOR     0x64        /* video horizontal setup */
#define SFB_REG_VID_VER     0x68        /* video vertical setup */
#define SFB_REG_VID_BASE    0x6c        /* video base address */
#define SFB_REG_TCCLK_COUNT 0x78        /* TURBOchannel clock count */
#define SFB_REG_VIDCLK_COUNT    0x7c        /* video clock count */

/* Video horizontal setup register constants.  All bits are r/w.  */
#define SFB_VID_HOR_BP_SHIFT    0x15        /* back porch */
#define SFB_VID_HOR_BP_MASK 0x7f
#define SFB_VID_HOR_SYN_SHIFT   0x0e        /* sync pulse */
#define SFB_VID_HOR_SYN_MASK    0x7f
#define SFB_VID_HOR_FP_SHIFT    0x09        /* front porch */
#define SFB_VID_HOR_FP_MASK 0x1f
#define SFB_VID_HOR_PIX_SHIFT   0x00        /* active video */
#define SFB_VID_HOR_PIX_MASK    0x1ff

/* Video vertical setup register constants.  All bits are r/w.  */
#define SFB_VID_VER_BP_SHIFT    0x16        /* back porch */
#define SFB_VID_VER_BP_MASK 0x3f
#define SFB_VID_VER_SYN_SHIFT   0x10        /* sync pulse */
#define SFB_VID_VER_SYN_MASK    0x3f
#define SFB_VID_VER_FP_SHIFT    0x0b        /* front porch */
#define SFB_VID_VER_FP_MASK 0x1f
#define SFB_VID_VER_SL_SHIFT    0x00        /* active scan lines */
#define SFB_VID_VER_SL_MASK 0x7ff

/* Video base address register constants.  All bits are r/w.  */
#define SFB_VID_BASE_MASK   0x1ff       /* video base row address */

/* Bt459 register offsets, byte-wide registers.  */
#define BT459_ADDR_LO       0x0     /* address low */
#define BT459_ADDR_HI       0x4     /* address high */
#define BT459_DATA      0x8     /* data window register */
#define BT459_CMAP      0xc     /* color map window register */