10e27aa3dSJaya Kumar /* 20e27aa3dSJaya Kumar * hecubafb.h - definitions for the hecuba framebuffer driver 30e27aa3dSJaya Kumar * 40e27aa3dSJaya Kumar * Copyright (C) 2008 by Jaya Kumar 50e27aa3dSJaya Kumar * 60e27aa3dSJaya Kumar * This file is subject to the terms and conditions of the GNU General Public 70e27aa3dSJaya Kumar * License. See the file COPYING in the main directory of this archive for 80e27aa3dSJaya Kumar * more details. 90e27aa3dSJaya Kumar * 100e27aa3dSJaya Kumar */ 110e27aa3dSJaya Kumar 120e27aa3dSJaya Kumar #ifndef _LINUX_HECUBAFB_H_ 130e27aa3dSJaya Kumar #define _LINUX_HECUBAFB_H_ 140e27aa3dSJaya Kumar 150e27aa3dSJaya Kumar /* Apollo controller specific defines */ 160e27aa3dSJaya Kumar #define APOLLO_START_NEW_IMG 0xA0 170e27aa3dSJaya Kumar #define APOLLO_STOP_IMG_DATA 0xA1 180e27aa3dSJaya Kumar #define APOLLO_DISPLAY_IMG 0xA2 190e27aa3dSJaya Kumar #define APOLLO_ERASE_DISPLAY 0xA3 200e27aa3dSJaya Kumar #define APOLLO_INIT_DISPLAY 0xA4 210e27aa3dSJaya Kumar 220e27aa3dSJaya Kumar /* Hecuba interface specific defines */ 230e27aa3dSJaya Kumar #define HCB_WUP_BIT 0x01 240e27aa3dSJaya Kumar #define HCB_DS_BIT 0x02 250e27aa3dSJaya Kumar #define HCB_RW_BIT 0x04 260e27aa3dSJaya Kumar #define HCB_CD_BIT 0x08 270e27aa3dSJaya Kumar #define HCB_ACK_BIT 0x80 280e27aa3dSJaya Kumar 290e27aa3dSJaya Kumar /* struct used by hecuba. board specific stuff comes from *board */ 300e27aa3dSJaya Kumar struct hecubafb_par { 310e27aa3dSJaya Kumar struct fb_info *info; 320e27aa3dSJaya Kumar struct hecuba_board *board; 330e27aa3dSJaya Kumar void (*send_command)(struct hecubafb_par *, unsigned char); 340e27aa3dSJaya Kumar void (*send_data)(struct hecubafb_par *, unsigned char); 350e27aa3dSJaya Kumar }; 360e27aa3dSJaya Kumar 370e27aa3dSJaya Kumar /* board specific routines 380e27aa3dSJaya Kumar board drivers can implement wait_for_ack with interrupts if desired. if 390e27aa3dSJaya Kumar wait_for_ack is called with clear=0, then go to sleep and return when ack 400e27aa3dSJaya Kumar goes hi or if wait_for_ack with clear=1, then return when ack goes lo */ 410e27aa3dSJaya Kumar struct hecuba_board { 420e27aa3dSJaya Kumar struct module *owner; 430e27aa3dSJaya Kumar void (*remove)(struct hecubafb_par *); 440e27aa3dSJaya Kumar void (*set_ctl)(struct hecubafb_par *, unsigned char, unsigned char); 450e27aa3dSJaya Kumar void (*set_data)(struct hecubafb_par *, unsigned char); 460e27aa3dSJaya Kumar void (*wait_for_ack)(struct hecubafb_par *, int); 470e27aa3dSJaya Kumar int (*init)(struct hecubafb_par *); 480e27aa3dSJaya Kumar }; 490e27aa3dSJaya Kumar 500e27aa3dSJaya Kumar 510e27aa3dSJaya Kumar #endif 52