OpenCloudOS-Kernel/include/video/pmag-ba-fb.h

28 lines
1.0 KiB
C

/*
* 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 */