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author | wdenk <wdenk> | 2002-10-17 21:52:26 +0000 |
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committer | wdenk <wdenk> | 2002-10-17 21:52:26 +0000 |
commit | e831ad54aa7524d977f89fbd1056f902ff8a9b05 (patch) | |
tree | 4aaa295d8a2f37695878981a234b5cb4f573d398 /include | |
parent | eee810b61d6d6f454af8d4f1703c129ca89c282d (diff) | |
download | u-boot-imx-e831ad54aa7524d977f89fbd1056f902ff8a9b05.zip u-boot-imx-e831ad54aa7524d977f89fbd1056f902ff8a9b05.tar.gz u-boot-imx-e831ad54aa7524d977f89fbd1056f902ff8a9b05.tar.bz2 |
Initial revision
Diffstat (limited to 'include')
-rw-r--r-- | include/devices.h | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/include/devices.h b/include/devices.h new file mode 100644 index 0000000..b1e1ebd --- /dev/null +++ b/include/devices.h @@ -0,0 +1,109 @@ +/* + * (C) Copyright 2000 + * Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, + * MA 02111-1307 USA + */ + +#include <lists.h> + +#ifndef _DEVICES_H_ +#define _DEVICES_H_ + +/* + * CONSOLE DEVICES + */ + +#define DEV_FLAGS_INPUT 0x00000001 /* Device can be used as input console */ +#define DEV_FLAGS_OUTPUT 0x00000002 /* Device can be used as output console */ +#define DEV_FLAGS_SYSTEM 0x80000000 /* Device is a system device */ +#define DEV_EXT_VIDEO 0x00000001 /* Video extensions supported */ + +/* Device informations */ +typedef struct { + int flags; /* Device flags: input/output/system */ + int ext; /* Supported extensions */ + char name[8]; /* Device name */ + +/* GENERAL functions */ + + int (*start) (void); /* To start the device */ + int (*stop) (void); /* To stop the device */ + +/* OUTPUT functions */ + + void (*putc) (const char c); /* To put a char */ + void (*puts) (const char *s); /* To put a string (accelerator) */ + +/* INPUT functions */ + + int (*tstc) (void); /* To test if a char is ready... */ + int (*getc) (void); /* To get that char */ + +/* Other functions */ + + void *priv; /* Private extensions */ +} device_t; + +/* + * VIDEO EXTENSIONS + */ +#define VIDEO_FORMAT_RGB_INDEXED 0x0000 +#define VIDEO_FORMAT_RGB_DIRECTCOLOR 0x0001 +#define VIDEO_FORMAT_YUYV_4_4_4 0x0010 +#define VIDEO_FORMAT_YUYV_4_2_2 0x0011 + +typedef struct { + void *address; /* Address of framebuffer */ + ushort width; /* Horizontal resolution */ + ushort height; /* Vertical resolution */ + uchar format; /* Format */ + uchar colors; /* Colors number or color depth */ + void (*setcolreg) (int, int, int, int); + void (*getcolreg) (int, void *); +} video_ext_t; + +/* + * VARIABLES + */ +extern list_t devlist; +extern device_t *stdio_devices[]; +extern char *stdio_names[MAX_FILES]; + +/* + * PROTOTYPES + */ +int device_register (device_t * dev); +int devices_init (void); +int devices_done (void); +int device_deregister(char *devname); +#ifdef CONFIG_LCD +int drv_lcd_init (void); +#endif +#ifdef CONFIG_VFD +int drv_vfd_init (void); +#endif +#ifdef CONFIG_VIDEO +int drv_video_init (void); +#endif +#ifdef CONFIG_WL_4PPM_KEYBOARD +int drv_wlkbd_init (void); +#endif + +#endif /* _DEVICES_H_ */ |