X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=include%2Fstdio_dev.h;h=cd0cd601bff624ebcacbe419d8795b190f45ea0c;hb=dbd9d6cd9f5f80c40b84c1e56bf5337de34f89d6;hp=e6dc12ac3984b578be2601a09efd6c1bce5febe3;hpb=4eef93da262048eb1118e726b3ec5b8ebd3c6c91;p=oweals%2Fu-boot.git diff --git a/include/stdio_dev.h b/include/stdio_dev.h index e6dc12ac39..cd0cd601bf 100644 --- a/include/stdio_dev.h +++ b/include/stdio_dev.h @@ -1,13 +1,13 @@ +/* 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 #include /* @@ -16,29 +16,31 @@ #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 */ - int (*start) (void); /* To start the device */ - int (*stop) (void); /* To stop the device */ + int (*start)(struct stdio_dev *dev); /* To start the device */ + int (*stop)(struct stdio_dev *dev); /* 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) */ + /* To put a char */ + void (*putc)(struct stdio_dev *dev, const char c); + /* To put a string (accelerator) */ + void (*puts)(struct stdio_dev *dev, const char *s); /* INPUT functions */ - int (*tstc) (void); /* To test if a char is ready... */ - int (*getc) (void); /* To get that char */ + /* To test if a char is ready... */ + int (*tstc)(struct stdio_dev *dev); + int (*getc)(struct stdio_dev *dev); /* To get that char */ /* Other functions */ @@ -46,24 +48,6 @@ struct stdio_dev { struct list_head list; }; -/* - * 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 */ @@ -74,10 +58,34 @@ extern char *stdio_names[MAX_FILES]; * 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);