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