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

/*
 * (C) Copyright 2007 Semihalf
 *
 * Written by: Rafal Jaworowski <raj@semihalf.com>
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

/*
 * 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
500856eb RJ	1	/*
	2	* (C) Copyright 2007 Semihalf
	3	*
	4	* Written by: Rafal Jaworowski <raj@semihalf.com>
	5	*
1a459660	6	* SPDX-License-Identifier: GPL-2.0+
500856eb RJ	7	*/
	8
	9	/*
	10	* This is the header file for conveniency wrapper routines (API glue)
	11	*/
	12
	13	#ifndef _API_GLUE_H_
	14	#define _API_GLUE_H_
	15
b84d7d8f	16	#define API_SEARCH_LEN (3 * 1024 * 1024) /* 3MB search range */
500856eb	17
923aa481 RJ	18	#define UB_MAX_MR 5 /* max mem regions number */
	19	#define UB_MAX_DEV 6 /* max devices number */
	20
b84d7d8f RJ	21	extern void *syscall_ptr;
b84d7d8f RJ	22	extern uint32_t search_hint;
500856eb	23
b84d7d8f	24	int syscall(int, int *, ...);
500856eb RJ	25	int api_search_sig(struct api_signature **sig);
	26
	27	/*
923aa481 RJ	28	* The ub_ library calls are part of the application, not U-Boot code! They
	29	* are front-end wrappers that are used by the consumer application: they
	30	* prepare arguments for particular syscall and jump to the low level
	31	* syscall()
500856eb RJ	32	*/
	33
	34	/* console */
	35	int ub_getc(void);
	36	int ub_tstc(void);
	37	void ub_putc(char c);
	38	void ub_puts(const char *s);
	39
	40	/* system */
	41	void ub_reset(void);
	42	struct sys_info * ub_get_sys_info(void);
	43
	44	/* time */
	45	void ub_udelay(unsigned long);
	46	unsigned long ub_get_timer(unsigned long);
	47
	48	/* env vars */
	49	char * ub_env_get(const char *name);
	50	void ub_env_set(const char name, char value);
	51	const char * ub_env_enum(const char *last);
	52
	53	/* devices */
	54	int ub_dev_enum(void);
	55	int ub_dev_open(int handle);
	56	int ub_dev_close(int handle);
923aa481 RJ	57	int ub_dev_read(int handle, void *buf, lbasize_t len,
923aa481 RJ	58	lbastart_t start, lbasize_t *rlen);
500856eb	59	int ub_dev_send(int handle, void *buf, int len);
923aa481	60	int ub_dev_recv(int handle, void buf, int len, int rlen);
500856eb RJ	61	struct device_info * ub_dev_get(int);
500856eb RJ	62
a2a5729f CLC	63	/* display */
	64	int ub_display_get_info(int type, struct display_info *di);
	65	int ub_display_draw_bitmap(ulong bitmap, int x, int y);
	66	void ub_display_clear(void);
	67
500856eb	68	#endif /* _API_GLUE_H_ */