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TOMOYO Linux Cross Reference
Linux/include/video/hecubafb.h

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  1 /*
  2  * hecubafb.h - definitions for the hecuba framebuffer driver
  3  *
  4  * Copyright (C) 2008 by Jaya Kumar
  5  *
  6  * This file is subject to the terms and conditions of the GNU General Public
  7  * License. See the file COPYING in the main directory of this archive for
  8  * more details.
  9  *
 10  */
 11 
 12 #ifndef _LINUX_HECUBAFB_H_
 13 #define _LINUX_HECUBAFB_H_
 14 
 15 /* Apollo controller specific defines */
 16 #define APOLLO_START_NEW_IMG    0xA0
 17 #define APOLLO_STOP_IMG_DATA    0xA1
 18 #define APOLLO_DISPLAY_IMG      0xA2
 19 #define APOLLO_ERASE_DISPLAY    0xA3
 20 #define APOLLO_INIT_DISPLAY     0xA4
 21 
 22 /* Hecuba interface specific defines */
 23 #define HCB_WUP_BIT     0x01
 24 #define HCB_DS_BIT      0x02
 25 #define HCB_RW_BIT      0x04
 26 #define HCB_CD_BIT      0x08
 27 #define HCB_ACK_BIT     0x80
 28 
 29 /* struct used by hecuba. board specific stuff comes from *board */
 30 struct hecubafb_par {
 31         struct fb_info *info;
 32         struct hecuba_board *board;
 33         void (*send_command)(struct hecubafb_par *, unsigned char);
 34         void (*send_data)(struct hecubafb_par *, unsigned char);
 35 };
 36 
 37 /* board specific routines
 38 board drivers can implement wait_for_ack with interrupts if desired. if
 39 wait_for_ack is called with clear=0, then go to sleep and return when ack
 40 goes hi or if wait_for_ack with clear=1, then return when ack goes lo */
 41 struct hecuba_board {
 42         struct module *owner;
 43         void (*remove)(struct hecubafb_par *);
 44         void (*set_ctl)(struct hecubafb_par *, unsigned char, unsigned char);
 45         void (*set_data)(struct hecubafb_par *, unsigned char);
 46         void (*wait_for_ack)(struct hecubafb_par *, int);
 47         int (*init)(struct hecubafb_par *);
 48 };
 49 
 50 
 51 #endif
 52 

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