1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * (C) Copyright 2007 Semihalf 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * Written by: Rafal Jaworowski <raj@semihalf.com> 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun /* 10*4882a593Smuzhiyun * This is the header file for conveniency wrapper routines (API glue) 11*4882a593Smuzhiyun */ 12*4882a593Smuzhiyun 13*4882a593Smuzhiyun #ifndef _API_GLUE_H_ 14*4882a593Smuzhiyun #define _API_GLUE_H_ 15*4882a593Smuzhiyun 16*4882a593Smuzhiyun #define API_SEARCH_LEN (3 * 1024 * 1024) /* 3MB search range */ 17*4882a593Smuzhiyun 18*4882a593Smuzhiyun #define UB_MAX_MR 5 /* max mem regions number */ 19*4882a593Smuzhiyun #define UB_MAX_DEV 6 /* max devices number */ 20*4882a593Smuzhiyun 21*4882a593Smuzhiyun extern void *syscall_ptr; 22*4882a593Smuzhiyun extern uint32_t search_hint; 23*4882a593Smuzhiyun 24*4882a593Smuzhiyun int syscall(int, int *, ...); 25*4882a593Smuzhiyun int api_search_sig(struct api_signature **sig); 26*4882a593Smuzhiyun 27*4882a593Smuzhiyun /* 28*4882a593Smuzhiyun * The ub_ library calls are part of the application, not U-Boot code! They 29*4882a593Smuzhiyun * are front-end wrappers that are used by the consumer application: they 30*4882a593Smuzhiyun * prepare arguments for particular syscall and jump to the low level 31*4882a593Smuzhiyun * syscall() 32*4882a593Smuzhiyun */ 33*4882a593Smuzhiyun 34*4882a593Smuzhiyun /* console */ 35*4882a593Smuzhiyun int ub_getc(void); 36*4882a593Smuzhiyun int ub_tstc(void); 37*4882a593Smuzhiyun void ub_putc(char c); 38*4882a593Smuzhiyun void ub_puts(const char *s); 39*4882a593Smuzhiyun 40*4882a593Smuzhiyun /* system */ 41*4882a593Smuzhiyun void ub_reset(void); 42*4882a593Smuzhiyun struct sys_info * ub_get_sys_info(void); 43*4882a593Smuzhiyun 44*4882a593Smuzhiyun /* time */ 45*4882a593Smuzhiyun void ub_udelay(unsigned long); 46*4882a593Smuzhiyun unsigned long ub_get_timer(unsigned long); 47*4882a593Smuzhiyun 48*4882a593Smuzhiyun /* env vars */ 49*4882a593Smuzhiyun char * ub_env_get(const char *name); 50*4882a593Smuzhiyun void ub_env_set(const char *name, char *value); 51*4882a593Smuzhiyun const char * ub_env_enum(const char *last); 52*4882a593Smuzhiyun 53*4882a593Smuzhiyun /* devices */ 54*4882a593Smuzhiyun int ub_dev_enum(void); 55*4882a593Smuzhiyun int ub_dev_open(int handle); 56*4882a593Smuzhiyun int ub_dev_close(int handle); 57*4882a593Smuzhiyun int ub_dev_read(int handle, void *buf, lbasize_t len, 58*4882a593Smuzhiyun lbastart_t start, lbasize_t *rlen); 59*4882a593Smuzhiyun int ub_dev_send(int handle, void *buf, int len); 60*4882a593Smuzhiyun int ub_dev_recv(int handle, void *buf, int len, int *rlen); 61*4882a593Smuzhiyun struct device_info * ub_dev_get(int); 62*4882a593Smuzhiyun 63*4882a593Smuzhiyun /* display */ 64*4882a593Smuzhiyun int ub_display_get_info(int type, struct display_info *di); 65*4882a593Smuzhiyun int ub_display_draw_bitmap(ulong bitmap, int x, int y); 66*4882a593Smuzhiyun void ub_display_clear(void); 67*4882a593Smuzhiyun 68*4882a593Smuzhiyun #endif /* _API_GLUE_H_ */ 69