1/* 2 * linux/drivers/video/maxinefb.h 3 * 4 * DECstation 5000/xx onboard framebuffer support, Copyright (C) 1999 by 5 * Michael Engel <engel@unix-ag.org> and Karsten Merker <merker@guug.de> 6 * This file is subject to the terms and conditions of the GNU General 7 * Public License. See the file COPYING in the main directory of this 8 * archive for more details. 9 */ 10 11#include <asm/addrspace.h> 12 13/* 14 * IMS332 video controller register base address 15 */ 16#define MAXINEFB_IMS332_ADDRESS KSEG1ADDR(0x1c140000) 17 18/* 19 * Begin of DECstation 5000/xx onboard framebuffer memory, default resolution 20 * is 1024x768x8 21 */ 22#define DS5000_xx_ONBOARD_FBMEM_START KSEG1ADDR(0x0a000000) 23 24/* 25 * The IMS 332 video controller used in the DECstation 5000/xx series 26 * uses 32 bits wide registers; the following defines declare the 27 * register numbers, to get the real offset, these have to be multiplied 28 * by four. 29 */ 30 31#define IMS332_REG_CURSOR_RAM 0x200 /* hardware cursor bitmap */ 32 33/* 34 * The color palette entries have the form 0x00BBGGRR 35 */ 36#define IMS332_REG_COLOR_PALETTE 0x100 /* color palette, 256 entries */ 37#define IMS332_REG_CURSOR_COLOR_PALETTE 0x0a1 /* cursor color palette, */ 38 /* 3 entries */ 39