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#ifndef UTIL_H
#define UTIL_H
#include <stdint.h>
#include "drive.h"
static inline void outb(uint16_t port, uint8_t value) {
asm (
"outb %0, %1"
: : "a"(value), "Nd"(port));
}
static inline uint8_t inb(uint16_t port) {
volatile uint8_t value;
asm (
"inb %1, %0"
: "=a"(value) : "Nd"(port));
return value;
}
static inline void outw(uint16_t port, uint16_t value) {
asm (
"outw %0, %1"
: : "a"(value), "Nd"(port));
}
static inline uint16_t inw(uint16_t port) {
volatile uint16_t value;
asm (
"inw %1, %0"
: "=a"(value) : "Nd"(port));
return value;
}
static inline void outd(uint16_t port, uint32_t value) {
asm (
"outl %0, %1"
: : "a"(value), "Nd"(port));
}
static inline uint32_t ind(uint16_t port) {
volatile uint32_t value;
asm (
"inl %1, %0"
: "=a"(value) : "Nd"(port));
return value;
}
void memcpy(void *to, const void *from, uint32_t n);
void fmcpy(void *to, const struct drive *d, file_id_t f, uint32_t from, uint32_t n);
void mfcpy(const struct drive *d, file_id_t f, uint32_t to, const void *from, uint32_t n);
uint8_t u32_dec(uint32_t n, char *b);
uint8_t u16_dec(uint16_t n, char *b);
uint8_t u8_dec(uint8_t n, char *b);
void u32_hex(uint32_t n, char *b);
void u16_hex(uint16_t n, char *b);
void u8_hex(uint8_t n, char *b);
#endif
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