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authorwdenk <wdenk>2002-10-17 21:52:26 +0000
committerwdenk <wdenk>2002-10-17 21:52:26 +0000
commite831ad54aa7524d977f89fbd1056f902ff8a9b05 (patch)
tree4aaa295d8a2f37695878981a234b5cb4f573d398 /include
parenteee810b61d6d6f454af8d4f1703c129ca89c282d (diff)
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Initial revision
Diffstat (limited to 'include')
-rw-r--r--include/devices.h109
1 files changed, 109 insertions, 0 deletions
diff --git a/include/devices.h b/include/devices.h
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+++ b/include/devices.h
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+/*
+ * (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_ */