#pragma once #include struct regs { unsigned int gs, fs, es, ds; unsigned int edi, esi, ebp, esp, ebx, edx, ecx, eax; unsigned int int_no, err_code; unsigned int eip, cs, eflags, useresp, ss; }; void __sl_acquire(uint32_t *); void __sl_release(uint32_t *); static inline void outb(int port, int val) { __asm__ volatile("outb %b0, %w1" : : "a"(val), "Nd"(port) : "memory"); } static inline unsigned char inb(int port) { unsigned char val; __asm__ volatile("inb %w1, %b0" : "=a"(val) : "Nd"(port) : "memory"); return val; } static inline void outl(uint32_t port, uint32_t val) { __asm__ volatile("outl %k0, %k1" : : "a"(val), "Nd"(port) : "memory"); } static inline uint32_t inl(uint32_t port) { uint32_t val; __asm__ volatile("inl %k1, %k0" : "=a"(val) : "Nd"(port) : "memory"); return val; } static inline void outw(uint16_t port, uint16_t val) { __asm__ volatile("outw %w0, %w1" : : "a"(val), "Nd"(port) : "memory"); } static inline uint16_t inw(uint16_t port) { uint32_t val; __asm__ volatile("inw %w1, %w0" : "=a"(val) : "Nd"(port) : "memory"); return val; } static inline void interrupt_disable() { __asm__ volatile("cli"); } static inline void interrupt_enable() { __asm__ volatile("sti"); }