+/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2000
* Paolo Scaffardi, AIRVENT SAM s.p.a - RIMINI(ITALY), arsenio@tin.it
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef _STDIO_DEV_H_
#define _STDIO_DEV_H_
+#include <stdio.h>
#include <linux/list.h>
/*
#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 */
+#define DEV_FLAGS_DM 0x00000004 /* Device priv is a struct udevice * */
/* Device information */
struct stdio_dev {
int flags; /* Device flags: input/output/system */
int ext; /* Supported extensions */
- char name[16]; /* Device name */
+ char name[32]; /* Device name */
/* GENERAL functions */
};
/*
- * 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 struct stdio_dev *stdio_devices[];
* PROTOTYPES
*/
int stdio_register (struct stdio_dev * dev);
-int stdio_init (void);
+int stdio_register_dev(struct stdio_dev *dev, struct stdio_dev **devp);
+
+/**
+ * stdio_init_tables() - set up stdio tables ready for devices
+ *
+ * This does not add any devices, but just prepares stdio for use.
+ */
+int stdio_init_tables(void);
+
+/**
+ * stdio_add_devices() - Add stdio devices to the table
+ *
+ * This makes calls to all the various subsystems that use stdio, to make
+ * them register with stdio.
+ */
+int stdio_add_devices(void);
+
+/**
+ * stdio_init() - Sets up stdio ready for use
+ *
+ * This calls stdio_init_tables() and stdio_add_devices()
+ */
+int stdio_init(void);
+
void stdio_print_current_devices(void);
-#ifdef CONFIG_SYS_STDIO_DEREGISTER
-int stdio_deregister(const char *devname);
+#if CONFIG_IS_ENABLED(SYS_STDIO_DEREGISTER)
+int stdio_deregister(const char *devname, int force);
+int stdio_deregister_dev(struct stdio_dev *dev, int force);
#endif
struct list_head* stdio_get_list(void);
struct stdio_dev* stdio_get_by_name(const char* name);