1/* 2 * linux/include/video/pmag-ba-fb.h 3 * 4 * TURBOchannel PMAG-BA Color Frame Buffer (CFB) card support, 5 * Copyright (C) 1999, 2000, 2001 by 6 * Michael Engel <engel@unix-ag.org>, 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 PMAG_BA_FBMEM 0x000000 /* frame buffer */ 17#define PMAG_BA_BT459 0x200000 /* Bt459 RAMDAC */ 18#define PMAG_BA_IRQ 0x300000 /* IRQ acknowledge */ 19#define PMAG_BA_ROM 0x380000 /* REX option ROM */ 20#define PMAG_BA_BT438 0x380000 /* Bt438 clock chip reset */ 21#define PMAG_BA_SIZE 0x400000 /* address space size */ 22 23/* Bt459 register offsets, byte-wide registers. */ 24#define BT459_ADDR_LO 0x0 /* address low */ 25#define BT459_ADDR_HI 0x4 /* address high */ 26#define BT459_DATA 0x8 /* data window register */ 27#define BT459_CMAP 0xc /* color map window register */ 28