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/* * linux/include/video/pmag-ba-fb.h * * TURBOchannel PMAG-BA Color Frame Buffer (CFB) card support, * Copyright (C) 1999, 2000, 2001 by * Michael Engel <engel@unix-ag.org>, * Karsten Merker <merker@linuxtag.org> * 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 PMAG_BA_FBMEM 0x000000 /* frame buffer */ #define PMAG_BA_BT459 0x200000 /* Bt459 RAMDAC */ #define PMAG_BA_IRQ 0x300000 /* IRQ acknowledge */ #define PMAG_BA_ROM 0x380000 /* REX option ROM */ #define PMAG_BA_BT438 0x380000 /* Bt438 clock chip reset */ #define PMAG_BA_SIZE 0x400000 /* address space size */ /* 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 */