[u-boot.git] / examples / api / glue.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * (C) Copyright 2007 Semihalf
 *
 * Written by: Rafal Jaworowski <[email protected]>
 */

/*
 * This is the header file for conveniency wrapper routines (API glue)
 */

#ifndef _API_GLUE_H_
#define _API_GLUE_H_

#define API_SEARCH_LEN		(3 * 1024 * 1024)	/* 3MB search range */

#define UB_MAX_MR	5	/* max mem regions number */
#define UB_MAX_DEV	6	/* max devices number */

extern void *syscall_ptr;
extern uint32_t search_hint;

int	syscall(int, int *, ...);
int	api_search_sig(struct api_signature **sig);

/*
 * The ub_ library calls are part of the application, not U-Boot code!  They
 * are front-end wrappers that are used by the consumer application: they
 * prepare arguments for particular syscall and jump to the low level
 * syscall()
 */

/* console */
int	ub_getc(void);
int	ub_tstc(void);
void	ub_putc(char c);
void	ub_puts(const char *s);

/* system */
void			ub_reset(void);
struct sys_info *	ub_get_sys_info(void);

/* time */
void		ub_udelay(unsigned long);
unsigned long	ub_get_timer(unsigned long);

/* env vars */
char *		ub_env_get(const char *name);
void		ub_env_set(const char *name, char *value);
const char *	ub_env_enum(const char *last);

/* devices */
int			ub_dev_enum(void);
int			ub_dev_open(int handle);
int			ub_dev_close(int handle);
int			ub_dev_read(int handle, void *buf, lbasize_t len,
				lbastart_t start, lbasize_t *rlen);
int			ub_dev_send(int handle, void *buf, int len);
int			ub_dev_recv(int handle, void *buf, int len, int *rlen);
struct device_info *	ub_dev_get(int);

/* display */
int ub_display_get_info(int type, struct display_info *di);
int ub_display_draw_bitmap(ulong bitmap, int x, int y);
void ub_display_clear(void);

#endif /* _API_GLUE_H_ */
Commit	Line	Data
83d290c5	1	/* SPDX-License-Identifier: GPL-2.0+ */
500856eb RJ	2	/*
	3	* (C) Copyright 2007 Semihalf
	4	*
	5	* Written by: Rafal Jaworowski <[email protected]>
500856eb RJ	6	*/
	7
	8	/*
	9	* This is the header file for conveniency wrapper routines (API glue)
	10	*/
	11
	12	#ifndef _API_GLUE_H_
	13	#define _API_GLUE_H_
	14
b84d7d8f	15	#define API_SEARCH_LEN (3 * 1024 * 1024) /* 3MB search range */
500856eb	16
923aa481 RJ	17	#define UB_MAX_MR 5 /* max mem regions number */
	18	#define UB_MAX_DEV 6 /* max devices number */
	19
b84d7d8f RJ	20	extern void *syscall_ptr;
b84d7d8f RJ	21	extern uint32_t search_hint;
500856eb	22
b84d7d8f	23	int syscall(int, int *, ...);
500856eb RJ	24	int api_search_sig(struct api_signature **sig);
	25
	26	/*
923aa481 RJ	27	* The ub_ library calls are part of the application, not U-Boot code! They
	28	* are front-end wrappers that are used by the consumer application: they
	29	* prepare arguments for particular syscall and jump to the low level
	30	* syscall()
500856eb RJ	31	*/
	32
	33	/* console */
	34	int ub_getc(void);
	35	int ub_tstc(void);
	36	void ub_putc(char c);
	37	void ub_puts(const char *s);
	38
	39	/* system */
	40	void ub_reset(void);
	41	struct sys_info * ub_get_sys_info(void);
	42
	43	/* time */
	44	void ub_udelay(unsigned long);
	45	unsigned long ub_get_timer(unsigned long);
	46
	47	/* env vars */
	48	char * ub_env_get(const char *name);
	49	void ub_env_set(const char name, char value);
	50	const char * ub_env_enum(const char *last);
	51
	52	/* devices */
	53	int ub_dev_enum(void);
	54	int ub_dev_open(int handle);
	55	int ub_dev_close(int handle);
923aa481 RJ	56	int ub_dev_read(int handle, void *buf, lbasize_t len,
923aa481 RJ	57	lbastart_t start, lbasize_t *rlen);
500856eb	58	int ub_dev_send(int handle, void *buf, int len);
923aa481	59	int ub_dev_recv(int handle, void buf, int len, int rlen);
500856eb RJ	60	struct device_info * ub_dev_get(int);
500856eb RJ	61
a2a5729f CLC	62	/* display */
	63	int ub_display_get_info(int type, struct display_info *di);
	64	int ub_display_draw_bitmap(ulong bitmap, int x, int y);
	65	void ub_display_clear(void);
	66
500856eb	67	#endif /* _API_GLUE_H_ */