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Diffstat (limited to 'kernel/include/video/hecubafb.h')
| -rw-r--r-- | kernel/include/video/hecubafb.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/kernel/include/video/hecubafb.h b/kernel/include/video/hecubafb.h new file mode 100644 index 000000000..7b9952339 --- /dev/null +++ b/kernel/include/video/hecubafb.h @@ -0,0 +1,51 @@ +/* + * hecubafb.h - definitions for the hecuba framebuffer driver + * + * Copyright (C) 2008 by Jaya Kumar + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive for + * more details. + * + */ + +#ifndef _LINUX_HECUBAFB_H_ +#define _LINUX_HECUBAFB_H_ + +/* Apollo controller specific defines */ +#define APOLLO_START_NEW_IMG 0xA0 +#define APOLLO_STOP_IMG_DATA 0xA1 +#define APOLLO_DISPLAY_IMG 0xA2 +#define APOLLO_ERASE_DISPLAY 0xA3 +#define APOLLO_INIT_DISPLAY 0xA4 + +/* Hecuba interface specific defines */ +#define HCB_WUP_BIT 0x01 +#define HCB_DS_BIT 0x02 +#define HCB_RW_BIT 0x04 +#define HCB_CD_BIT 0x08 +#define HCB_ACK_BIT 0x80 + +/* struct used by hecuba. board specific stuff comes from *board */ +struct hecubafb_par { + struct fb_info *info; + struct hecuba_board *board; + void (*send_command)(struct hecubafb_par *, unsigned char); + void (*send_data)(struct hecubafb_par *, unsigned char); +}; + +/* board specific routines +board drivers can implement wait_for_ack with interrupts if desired. if +wait_for_ack is called with clear=0, then go to sleep and return when ack +goes hi or if wait_for_ack with clear=1, then return when ack goes lo */ +struct hecuba_board { + struct module *owner; + void (*remove)(struct hecubafb_par *); + void (*set_ctl)(struct hecubafb_par *, unsigned char, unsigned char); + void (*set_data)(struct hecubafb_par *, unsigned char); + void (*wait_for_ack)(struct hecubafb_par *, int); + int (*init)(struct hecubafb_par *); +}; + + +#endif |