* SUCH DAMAGE.
*/
-/** @mainpage
+/**
+ * @mainpage
+ *
* @section intro Introduction
* libpayload is a small BSD-licensed static library (a lightweight
* implementation of common and useful functions) intended to be used
* @section example Example
* Here is an example of a very simple payload:
* @include sample/hello.c
- *
*/
-
#ifndef _LIBPAYLOAD_H
#define _LIBPAYLOAD_H
#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!")
+/*
+ * 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
-
/**
* @defgroup nvram NVRAM and RTC functions
* @{
*/
+
+#define NVRAM_RTC_SECONDS 0 /**< RTC Seconds offset in CMOS */
+#define NVRAM_RTC_MINUTES 2 /**< RTC Minutes offset in CMOS */
+#define NVRAM_RTC_HOURS 4 /**< RTC Hours offset in CMOS */
+#define NVRAM_RTC_DAY 7 /**< RTC Days offset in CMOS */
+#define NVRAM_RTC_MONTH 8 /**< RTC Month offset in CMOS */
+#define NVRAM_RTC_YEAR 9 /**< RTC Year offset in CMOS */
+#define NVRAM_RTC_FREQ_SELECT 10 /**< RTC Update Status Register */
+#define NVRAM_RTC_UIP 0x80
+
+/** Broken down time structure */
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;
+ int tm_sec; /**< Number of seconds after the minute */
+ int tm_min; /**< Number of minutes after the hour */
+ int tm_hour; /**< Number of hours past midnight */
+ int tm_mday; /**< The day of the month */
+ int tm_mon; /**< The month of the year */
+ int tm_year; /**< The number of years since 1900 */
+ int tm_wday; /**< The day of the week */
+ int tm_yday; /**< The number of days since January 1 */
+ int tm_isdst; /**< A flag indicating daylight savings time */
};
u8 nvram_read(u8 addr);
void rtc_read_clock(struct tm *tm);
/** @} */
+/**
+ * @defgroup usb USB functions
+ * @{
+ */
+int usb_initialize(void);
+/** @} */
+
/**
* @defgroup input Device functions
* @{ @}
int keyboard_havechar(void);
unsigned char keyboard_get_scancode(void);
int keyboard_getchar(void);
+int keyboard_set_layout(char *country);
+int keyboard_add_reset_handler(void (*new_handler)(void));
/** @} */
/**
* @{
*/
void serial_init(void);
+void serial_hardware_init(int port, int speed, int word_bits, int parity, int stop_bits);
void serial_putchar(unsigned char c);
int serial_havechar(void);
int serial_getchar(void);
-
void serial_clear(void);
void serial_start_bold(void);
void serial_end_bold(void);
+void serial_start_reverse(void);
+void serial_end_reverse(void);
void serial_start_altcharset(void);
void serial_end_altcharset(void);
+void serial_set_color(short fg, short bg);
+void serial_cursor_enable(int state);
void serial_set_cursor(int y, int x);
/** @} */
/** @} */
/**
- * @defgroup ctype Character Type Functions
+ * @defgroup ctype Character type functions
* @{
*/
int isalnum(int c);
/** @} */
/**
- * @defgroup ipchecksum IP Checksum Functions
+ * @defgroup ipchecksum IP checksum functions
* @{
*/
unsigned short ipchksum(const void *ptr, unsigned long nbytes);
/** @} */
/**
- * @defgroup malloc Memory Allocation Functions
+ * @defgroup malloc Memory allocation functions
* @{
*/
void free(void *ptr);
void *malloc(size_t size);
void *calloc(size_t nmemb, size_t size);
void *realloc(void *ptr, size_t size);
+void *memalign(size_t align, size_t size);
/** @} */
/**
- * @defgroup exec Execution Functions
+ * @defgroup exec Execution functions
* @{
*/
int exec(long addr, int argc, char **argv);
/** @} */
/**
- * @defgroup misc Misc Functions
+ * @defgroup misc Misc functions
* @{
*/
int bcd2dec(int b);
long long int llabs(long long int j);
u8 bin2hex(u8 b);
u8 hex2bin(u8 h);
+void fatal(const char *msg) __attribute__ ((noreturn));
/** @} */
/**
- * @defgroup memory Memory Manipulation Functions
+ * @defgroup memory Memory manipulation functions
* @{
*/
void *memset(void *s, int c, size_t n);
/** @} */
/**
- * @defgroup printf Print Functions
+ * @defgroup printf Print functions
* @{
*/
int snprintf(char *str, size_t size, const char *fmt, ...);
/** @} */
/**
- * @defgroup rand Random Number Generator Functions
+ * @defgroup rand Random number generator functions
* @{
*/
int rand_r(unsigned int *seed);
/** @} */
/**
- * @defgroup hash Hashing Functions
+ * @defgroup hash Hashing functions
* @{
*/
#define SHA1_BLOCK_LENGTH 64
/** @} */
/**
- * @defgroup string String Functions
+ * @defgroup string String functions
* @{
*/
size_t strnlen(const char *str, size_t maxlen);
char *strchr(const char *s, int c);
char *strdup(const char *s);
char *strstr(const char *h, const char *n);
+char *strsep(char **stringp, const char *delim);
/** @} */
/**
- * @defgroup time Time Functions
+ * @defgroup time Time functions
* @{
*/
+
+/** System time structure */
struct timeval {
- time_t tv_sec;
- suseconds_t tv_usec;
+ time_t tv_sec; /**< Seconds */
+ suseconds_t tv_usec; /**< Microseconds */
};
int gettimeofday(struct timeval *tv, void *tz);
/** @} */
/**
- * @defgroup lar LAR Functions
+ * @defgroup lar LAR functions
* @{
*/
+
+/** LAR file header */
struct LAR {
- void * start;
- int cindex;
- int count;
- int alloc;
- int eof;
- void **headers;
+ void *start; /**< Location of the LAR in memory */
+ int cindex; /**< Next file to return in readlar() */
+ int count; /**< Number of entries in the header cache */
+ int alloc; /**< Number of slots in the header cache */
+ int eof; /**< Last entry in the header cache */
+ void **headers; /**< Pointer to the header cache */
};
+/** A structure representing the next LAR entry */
struct larent {
- u8 name[LAR_MAX_PATHLEN];
+ u8 name[LAR_MAX_PATHLEN]; /**< The name of the next LAR entry */
};
+/** A structure containing information about a LAR file */
struct larstat {
- u32 len;
- u32 reallen;
- u32 checksum;
- u32 compchecksum;
- u32 offset;
- u32 compression;
- u64 entry;
- u64 loadaddress;
+ u32 len; /**< Length of the file in the LAR */
+ u32 reallen; /**< Length of the uncompressed file */
+ u32 checksum; /**< Checksum of the uncompressed file */
+ u32 compchecksum; /**< Checksum of the compressed file in the LAR */
+ u32 offset; /**< Offset of the file in the LAR */
+ u32 compression; /**< Compression type of the file */
+ u64 entry; /**< Entry point of the file for executables */
+ u64 loadaddress; /**< Address in memory to put the uncompressed file */
};
+/** A structure representing a LAR file */
struct LFILE {
- struct LAR *lar;
- struct lar_header *header;
- u32 size;
- void *start;
- u32 offset;
+ struct LAR *lar; /**< Pointer to the LAR struct */
+ struct lar_header *header; /**< Pointer to the header struct */
+ u32 size; /**< Size of the file */
+ void *start; /**< Start of the file in memory */
+ u32 offset; /**< Offset of the file in the LAR */
};
struct LAR *openlar(void *addr);
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);
+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
+#define SEEK_SET 0 /**< The seek offset is absolute. */
+#define SEEK_CUR 1 /**< The seek offset is against the current position. */
+#define SEEK_END 2 /**< The seek offset is against the end of the file. */
int lfseek(struct LFILE *stream, long offset, int whence);
int lfclose(struct LFILE *file);
/** @} */
/**
- * @defgroup arch Architecture Specific Functions
+ * @defgroup arch Architecture specific functions
+ * This module contains global architecture specific functions.
+ * All architectures are expected to define these functions.
* @{
*/
int get_coreboot_info(struct sysinfo_t *info);
void mdelay(unsigned int n);
void delay(unsigned int n);
-#define abort() halt()
+#define abort() halt() /**< Alias for the halt() function */
+
+/**
+ * Stop execution and halt the processor (this function does not return).
+ */
void halt(void) __attribute__ ((noreturn));
-void fatal(const char* msg) __attribute__ ((noreturn));
/** @} */
/**
- * @defgroup readline Readline Functions
+ * @defgroup readline Readline functions
+ * This interface provides a simple implementation of the standard readline()
+ * and getline() functions. They read a line of input from the console.
* @{
*/
-char * readline(const char * prompt);
+char *readline(const char *prompt);
int getline(char *buffer, int len);
/** @} */