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Implemented a proper libk

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Tom-on
2024-10-09 16:45:37 +02:00
parent 9ff817b935
commit 95d32f025a
45 changed files with 1713 additions and 1524 deletions
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include/ports/io.h
+5 -24
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@@ -4,29 +4,10 @@
#include <stdint.h>
// Port functions
uint8_t inb(uint16_t port) {
uint8_t result;
__asm__ volatile("inb %1, %0" : "=a"(result) : "Nd"(port));
return result;
}
void outb(uint16_t port, uint8_t data) {
__asm__ volatile("outb %0, %1" :: "a"(data), "Nd"(port));
}
uint16_t inw(uint16_t port) {
uint16_t result;
__asm__ volatile("inw %1, %0" : "=a"(result) : "Nd"(port));
return result;
}
void outw(uint16_t port, uint16_t data) {
__asm__ volatile("outw %0, %1" :: "a"(data), "Nd"(port));
}
void ioWait() {
// Waits ~1 I/O Cycle (Linux uses this so it should be good)
__asm__ volatile("outb %%al, $0x80" : : "a"(0));
}
uint8_t inb(uint16_t port);
void outb(uint16_t port, uint8_t data);
uint16_t inw(uint16_t port);
void outw(uint16_t port, uint16_t data);
void ioWait();
#endif