#ifndef LIBSYS_H
#define LIBSYS_H

#include <stdint.h>

// ---------------------------------------------------------
// Types
// ---------------------------------------------------------
#define LSYS_ERR_BASE		0x80000000
#define	IS_ERROR(e)			((e & LSYS_ERR_BASE) == LSYS_ERR_BASE)

// MIPS specific
uint32_t CP0_SR_read(void);
void CP0_SR_write(uint32_t val);
uint32_t CP0_CR_read(void);
void CP0_CR_write(uint32_t val);
uint32_t CP0_PRID_read(void);
uint32_t CP0_TR_read(void);
void CP0_TR_write(uint32_t val);
void CP0_TR_write_ptr(uint32_t* pPtr);
void CP0_TR_read_ptr(uint32_t* pPtr);
void ICACHE_invalidate_all(void);
void ICACHE_invalidate_at(uint32_t* pPtr);
void DCACHE_invalidate_all(void);
void DCACHE_invalidate_at(uint32_t* pPtr);

// General
char readchar(void);
void writechar(char c);
int write(int file, char *ptr, int len);
int sputs(char const *pStr);
void print_byte(char byte);
void print_word(int word);
void PrintBuffer8(uint8_t *pBuf, int nbpr, int len);
void memdump(uint8_t *pBuf, int print_offset_only, int num_bytes_per_row, int len);

#endif // LIBSYS_H