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/*
* This file is part of the libpayload project.
*
* Copyright (C) 2008 Advanced Micro Devices, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef _LIBPAYLOAD_H
#define _LIBPAYLOAD_H
#include <autoconf.h>
#include <stddef.h>
#include <arch/types.h>
#include <arch/io.h>
#include <sysinfo.h>
#include <stdarg.h>
#define MIN(a,b) ((a) < (b) ? (a) : (b))
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
#define BIN2HEX(b) ("0123456789abcdef"[b & 15])
#define HEX2BIN(h) (('0' <= h && h <= '9') ? (h - '0') : \
('a' <= h && h <= 'f') ? (h - 'a' + 10) : 0)
#define LITTLE_ENDIAN 1234
#define BIG_ENDIAN 4321
#ifdef CONFIG_TARGET_I386
#define BYTE_ORDER LITTLE_ENDIAN
#else
#define BYTE_ORDER BIG_ENDIAN
#endif
#define RAND_MAX 0x7fffffff
/* Some NVRAM byte definitions */
#define NVRAM_RTC_SECONDS 0
#define NVRAM_RTC_MINUTES 2
#define NVRAM_RTC_HOURS 4
#define NVRAM_RTC_DAY 7
#define NVRAM_RTC_MONTH 8
#define NVRAM_RTC_YEAR 9
/* drivers/nvram.c */
u8 nvram_read(u8 addr);
void nvram_write(u8 val, u8 addr);
/* drivers/keyboard.c */
int keyboard_havechar(void);
unsigned char keyboard_get_scancode(void);
int keyboard_getchar(void);
/* drivers/serial.c */
void serial_init(void);
void serial_putchar(unsigned char c);
int serial_havechar(void);
int serial_getchar(void);
/* drivers/speaker.c */
void speaker_enable(u16 freq);
void speaker_disable(void);
void speaker_tone(u16 freq, unsigned int duration);
/* video/video.c */
int video_console_init(void);
void video_console_putchar(unsigned int ch);
void video_console_putc(u8 row, u8 col, unsigned int ch);
void video_console_clear(void);
void video_console_cursor_enable(int state);
/* libc/console.c */
void console_init(void);
int putchar(int c);
int puts(const char *s);
int havekey(void);
int getchar(void);
int getchar_timeout(int *ms);
extern int last_putchar;
#define havechar havekey
/* libc/ctype.c */
int isspace(int c);
int isdigit(int c);
int tolower(int c);
/* libc/ipchecksum.c */
unsigned short ipchksum(const unsigned short *ptr, unsigned long nbytes);
/* libc/malloc.c */
void free(void *ptr);
void *malloc(size_t size);
void *calloc(size_t nmemb, size_t size);
void *realloc(void *ptr, size_t size);
/* libc/lib.c */
int bcd2dec(int b);
int dec2bcd(int d);
/* libc/memory.c */
void *memset(void *s, int c, size_t n);
void *memcpy(void *dst, const void *src, size_t n);
void *memmove(void *dst, const void *src, size_t n);
int memcmp(const char *s1, const char *s2, size_t len);
/* libc/printf.c */
int snprintf(char *str, size_t size, const char *fmt, ...);
int sprintf(char *str, const char *fmt, ...);
int vsnprintf(char *str, size_t size, const char *fmt, va_list ap);
int vsprintf(char *str, const char *fmt, va_list ap);
int printf(const char *fmt, ...);
int vprintf(const char *fmt, va_list ap);
/* libc/rand.c */
int rand_r(unsigned int *seed);
int rand(void);
void srand(unsigned int seed);
/* libc/sha1.c */
#define SHA1_BLOCK_LENGTH 64
#define SHA1_DIGEST_LENGTH 20
typedef struct {
u32 state[5];
u64 count;
u8 buffer[SHA1_BLOCK_LENGTH];
} SHA1_CTX;
void SHA1Init(SHA1_CTX *context);
void SHA1Transform(u32 state[5], const u8 buffer[SHA1_BLOCK_LENGTH]);
void SHA1Update(SHA1_CTX *context, const u8 *data, size_t len);
void SHA1Final(u8 digest[SHA1_DIGEST_LENGTH], SHA1_CTX *context);
u8 *sha1(const u8 *data, size_t len, u8 *buf);
/* libc/string.c */
size_t strnlen(const char *str, size_t maxlen);
size_t strlen(const char *str);
int strcmp(const char *s1, const char *s2);
int strncmp(const char *s1, const char *s2, int maxlen);
char *strncpy(char *d, const char *s, int n);
char *strcpy(char *d, const char *s);
char *strncat(char *d, const char *s, int n);
char *strchr(const char *s, int c);
char *strdup(const char *s);
char *strstr(const char *h, const char *n);
/* i386/coreboot.c */
int get_coreboot_info(struct sysinfo_t *info);
/* i386/sysinfo.c */
void lib_get_sysinfo(void);
/* i386/timer.c */
/* Timer functions - defined by each architecture. */
unsigned int get_cpu_speed(void);
void ndelay(unsigned int n);
void udelay(unsigned int n);
void mdelay(unsigned int n);
void delay(unsigned int n);
/* i386/util.S */
#define abort() halt()
void halt(void) __attribute__ ((noreturn));
#endif
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