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1/*2 * Silicon Motion SM712 frame buffer device3 *4 * Copyright (C) 2006 Silicon Motion Technology Corp.5 * Authors: Ge Wang, gewang@siliconmotion.com6 * Boyod boyod.yang@siliconmotion.com.cn7 *8 * Copyright (C) 2009 Lemote, Inc.9 * Author: Wu Zhangjin, wuzhangjin@gmail.com10 *11 * This file is subject to the terms and conditions of the GNU General Public12 * License. See the file COPYING in the main directory of this archive for13 * more details.14 */15 16#define FB_ACCEL_SMI_LYNX 8817 18#define SCREEN_X_RES 102419#define SCREEN_Y_RES_PC 76820#define SCREEN_Y_RES_NETBOOK 60021#define SCREEN_BPP 1622 23#define dac_reg (0x3c8)24#define dac_val (0x3c9)25 26extern void __iomem *smtc_regbaseaddress;27#define smtc_mmiowb(dat, reg) writeb(dat, smtc_regbaseaddress + reg)28 29#define smtc_mmiorb(reg) readb(smtc_regbaseaddress + reg)30 31#define SIZE_SR00_SR04 (0x04 - 0x00 + 1)32#define SIZE_SR10_SR24 (0x24 - 0x10 + 1)33#define SIZE_SR30_SR75 (0x75 - 0x30 + 1)34#define SIZE_SR80_SR93 (0x93 - 0x80 + 1)35#define SIZE_SRA0_SRAF (0xAF - 0xA0 + 1)36#define SIZE_GR00_GR08 (0x08 - 0x00 + 1)37#define SIZE_AR00_AR14 (0x14 - 0x00 + 1)38#define SIZE_CR00_CR18 (0x18 - 0x00 + 1)39#define SIZE_CR30_CR4D (0x4D - 0x30 + 1)40#define SIZE_CR90_CRA7 (0xA7 - 0x90 + 1)41 42static inline void smtc_crtcw(int reg, int val)43{44 smtc_mmiowb(reg, 0x3d4);45 smtc_mmiowb(val, 0x3d5);46}47 48static inline void smtc_grphw(int reg, int val)49{50 smtc_mmiowb(reg, 0x3ce);51 smtc_mmiowb(val, 0x3cf);52}53 54static inline void smtc_attrw(int reg, int val)55{56 smtc_mmiorb(0x3da);57 smtc_mmiowb(reg, 0x3c0);58 smtc_mmiorb(0x3c1);59 smtc_mmiowb(val, 0x3c0);60}61 62static inline void smtc_seqw(int reg, int val)63{64 smtc_mmiowb(reg, 0x3c4);65 smtc_mmiowb(val, 0x3c5);66}67 68static inline unsigned int smtc_seqr(int reg)69{70 smtc_mmiowb(reg, 0x3c4);71 return smtc_mmiorb(0x3c5);72}73 74/* The next structure holds all information relevant for a specific video mode.75 */76 77struct modeinit {78 int mmsizex;79 int mmsizey;80 int bpp;81 int hz;82 unsigned char init_misc;83 unsigned char init_sr00_sr04[SIZE_SR00_SR04];84 unsigned char init_sr10_sr24[SIZE_SR10_SR24];85 unsigned char init_sr30_sr75[SIZE_SR30_SR75];86 unsigned char init_sr80_sr93[SIZE_SR80_SR93];87 unsigned char init_sra0_sraf[SIZE_SRA0_SRAF];88 unsigned char init_gr00_gr08[SIZE_GR00_GR08];89 unsigned char init_ar00_ar14[SIZE_AR00_AR14];90 unsigned char init_cr00_cr18[SIZE_CR00_CR18];91 unsigned char init_cr30_cr4d[SIZE_CR30_CR4D];92 unsigned char init_cr90_cra7[SIZE_CR90_CRA7];93};94 95#ifdef __BIG_ENDIAN96#define pal_rgb(r, g, b, val) (((r & 0xf800) >> 8) | \97 ((g & 0xe000) >> 13) | \98 ((g & 0x1c00) << 3) | \99 ((b & 0xf800) >> 3))100#define big_addr 0x800000101#define mmio_addr 0x00800000102#define seqw17() smtc_seqw(0x17, 0x30)103#define big_pixel_depth(p, d) {if (p == 24) {p = 32; d = 32; } }104#define big_swap(p) ((p & 0xff00ff00 >> 8) | (p & 0x00ff00ff << 8))105#else106#define pal_rgb(r, g, b, val) val107#define big_addr 0108#define mmio_addr 0x00c00000109#define seqw17() do { } while (0)110#define big_pixel_depth(p, d) do { } while (0)111#define big_swap(p) p112#endif113