296 lines
7.8 KiB
C
296 lines
7.8 KiB
C
/*
|
|
* 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>
|
|
#include <lar.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 LITTLE_ENDIAN 1234
|
|
#define BIG_ENDIAN 4321
|
|
#ifdef CONFIG_TARGET_I386
|
|
#define BYTE_ORDER LITTLE_ENDIAN
|
|
#else
|
|
#define BYTE_ORDER BIG_ENDIAN
|
|
#endif
|
|
|
|
#define EXIT_SUCCESS 0
|
|
#define EXIT_FAILURE 1
|
|
|
|
#define RAND_MAX 0x7fffffff
|
|
|
|
/* Payload information parameters - these are used to pass information
|
|
* to the entity loading the payload
|
|
* Usage: PAYLOAD_INFO(key, value)
|
|
* Example: PAYLOAD_INFO(name, "CoreInfo!")
|
|
*/
|
|
|
|
#define _pstruct(key) __pinfo_ ##key
|
|
#define PAYLOAD_INFO(key, value) \
|
|
static const char _pstruct(key)[] \
|
|
__attribute__((__used__)) \
|
|
__attribute__((section(".note.pinfo"),unused)) = #key "=" value
|
|
|
|
/* 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
|
|
#define NVRAM_RTC_FREQ_SELECT 10
|
|
#define NVRAM_RTC_UIP 0x80
|
|
|
|
struct tm {
|
|
int tm_sec;
|
|
int tm_min;
|
|
int tm_hour;
|
|
int tm_mday;
|
|
int tm_mon;
|
|
int tm_year;
|
|
int tm_wday;
|
|
int tm_yday;
|
|
int tm_isdst;
|
|
};
|
|
|
|
/* drivers/nvram.c */
|
|
u8 nvram_read(u8 addr);
|
|
void nvram_write(u8 val, u8 addr);
|
|
int nvram_updating(void);
|
|
void rtc_read_clock(struct tm *tm);
|
|
|
|
/* drivers/keyboard.c */
|
|
void keyboard_init(void);
|
|
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 isalnum(int c);
|
|
int isalpha(int c);
|
|
int isascii(int c);
|
|
int isblank(int c);
|
|
int iscntrl(int c);
|
|
int isdigit(int c);
|
|
int isgraph(int c);
|
|
int islower(int c);
|
|
int isprint(int c);
|
|
int ispunct(int c);
|
|
int isspace(int c);
|
|
int isupper(int c);
|
|
int isxdigit(int c);
|
|
int tolower(int c);
|
|
int toupper(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/exec.c */
|
|
int exec(long addr, int argc, char **argv);
|
|
|
|
/* libc/lib.c */
|
|
int bcd2dec(int b);
|
|
int dec2bcd(int d);
|
|
int abs(int j);
|
|
long int labs(long int j);
|
|
long long int llabs(long long int j);
|
|
u8 bin2hex(u8 b);
|
|
u8 hex2bin(u8 h);
|
|
|
|
/* 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);
|
|
|
|
/* libc/time.c */
|
|
|
|
struct timeval {
|
|
time_t tv_sec;
|
|
suseconds_t tv_usec;
|
|
};
|
|
|
|
int gettimeofday(struct timeval *tv, void *tz);
|
|
|
|
/* libc/lar.c */
|
|
|
|
struct LAR {
|
|
void * start;
|
|
int cindex;
|
|
int count;
|
|
int alloc;
|
|
int eof;
|
|
void **headers;
|
|
};
|
|
|
|
struct larent {
|
|
u8 name[LAR_MAX_PATHLEN];
|
|
};
|
|
|
|
struct larstat {
|
|
u32 len;
|
|
u32 reallen;
|
|
u32 checksum;
|
|
u32 compchecksum;
|
|
u32 offset;
|
|
u32 compression;
|
|
u64 entry;
|
|
u64 loadaddress;
|
|
};
|
|
|
|
struct LFILE {
|
|
struct LAR *lar;
|
|
struct lar_header *header;
|
|
u32 size;
|
|
void *start;
|
|
u32 offset;
|
|
};
|
|
|
|
struct LAR *openlar(void *addr);
|
|
int closelar(struct LAR *lar);
|
|
struct larent *readlar(struct LAR *lar);
|
|
void rewindlar(struct LAR *lar);
|
|
int larstat(struct LAR *lar, const char *path, struct larstat *buf);
|
|
void *larfptr(struct LAR *lar, const char *filename);
|
|
int lfverify(struct LAR *lar, const char *filename);
|
|
struct LFILE * lfopen(struct LAR *lar, const char *filename);
|
|
int lfread(void *ptr, size_t size, size_t nmemb, struct LFILE *stream);
|
|
|
|
#define SEEK_SET 0
|
|
#define SEEK_CUR 1
|
|
#define SEEK_END 2
|
|
|
|
int lfseek(struct LFILE *stream, long offset, int whence);
|
|
int lfclose(struct LFILE *file);
|
|
|
|
/* 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
|