1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * linux/drivers/video/maxinefb.h 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * DECstation 5000/xx onboard framebuffer support, Copyright (C) 1999 by 5*4882a593Smuzhiyun * Michael Engel <engel@unix-ag.org> and Karsten Merker <merker@guug.de> 6*4882a593Smuzhiyun * This file is subject to the terms and conditions of the GNU General 7*4882a593Smuzhiyun * Public License. See the file COPYING in the main directory of this 8*4882a593Smuzhiyun * archive for more details. 9*4882a593Smuzhiyun */ 10*4882a593Smuzhiyun 11*4882a593Smuzhiyun #include <asm/addrspace.h> 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun /* 14*4882a593Smuzhiyun * IMS332 video controller register base address 15*4882a593Smuzhiyun */ 16*4882a593Smuzhiyun #define MAXINEFB_IMS332_ADDRESS KSEG1ADDR(0x1c140000) 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun /* 19*4882a593Smuzhiyun * Begin of DECstation 5000/xx onboard framebuffer memory, default resolution 20*4882a593Smuzhiyun * is 1024x768x8 21*4882a593Smuzhiyun */ 22*4882a593Smuzhiyun #define DS5000_xx_ONBOARD_FBMEM_START KSEG1ADDR(0x0a000000) 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun /* 25*4882a593Smuzhiyun * The IMS 332 video controller used in the DECstation 5000/xx series 26*4882a593Smuzhiyun * uses 32 bits wide registers; the following defines declare the 27*4882a593Smuzhiyun * register numbers, to get the real offset, these have to be multiplied 28*4882a593Smuzhiyun * by four. 29*4882a593Smuzhiyun */ 30*4882a593Smuzhiyun 31*4882a593Smuzhiyun #define IMS332_REG_CURSOR_RAM 0x200 /* hardware cursor bitmap */ 32*4882a593Smuzhiyun 33*4882a593Smuzhiyun /* 34*4882a593Smuzhiyun * The color palette entries have the form 0x00BBGGRR 35*4882a593Smuzhiyun */ 36*4882a593Smuzhiyun #define IMS332_REG_COLOR_PALETTE 0x100 /* color palette, 256 entries */ 37*4882a593Smuzhiyun #define IMS332_REG_CURSOR_COLOR_PALETTE 0x0a1 /* cursor color palette, */ 38*4882a593Smuzhiyun /* 3 entries */ 39