user: implement mlibc as the libc, finally.

It's finally done.. Signed-off-by: kaguya <vpshinomiya@protonmail.com>
2026-05-02 03:31:49 -04:00
parent 2fa39ad85a
commit 9a9b91c940
2387 changed files with 152741 additions and 315 deletions
@@ -0,0 +1,108 @@
+#ifndef _SYS_IO_H
+#define _SYS_IO_H
+
+#include <bits/inline-definition.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifndef __MLIBC_ABI_ONLY
+
+int ioperm(unsigned long int __from, unsigned long int __num, int __turn_on);
+
+__attribute__((deprecated)) int iopl(int __level);
+
+#endif /* !__MLIBC_ABI_ONLY */
+
+#ifdef __x86_64__
+__MLIBC_INLINE_DEFINITION unsigned char inb(unsigned short int __port) {
+	unsigned char __value;
+	__asm__ __volatile__ ("inb %w1,%0":"=a" (__value):"Nd" (__port));
+	return __value;
+}
+
+__MLIBC_INLINE_DEFINITION unsigned char inb_p(unsigned short int __port) {
+	unsigned char __value;
+	__asm__ __volatile__ ("inb %w1,%0\noutb %%al,$0x80":"=a" (__value):"Nd" (__port));
+	return __value;
+}
+
+__MLIBC_INLINE_DEFINITION unsigned short int inw(unsigned short int __port) {
+	unsigned short __value;
+	__asm__ __volatile__ ("inw %w1,%0":"=a" (__value):"Nd" (__port));
+	return __value;
+}
+
+__MLIBC_INLINE_DEFINITION unsigned short int inw_p(unsigned short int __port) {
+	unsigned short int __value;
+	__asm__ __volatile__ ("inw %w1,%0\noutb %%al,$0x80":"=a" (__value):"Nd" (__port));
+	return __value;
+}
+
+__MLIBC_INLINE_DEFINITION unsigned int inl(unsigned short int __port) {
+	unsigned int __value;
+	__asm__ __volatile__ ("inl %w1,%0":"=a" (__value):"Nd" (__port));
+	return __value;
+}
+
+__MLIBC_INLINE_DEFINITION unsigned int inl_p(unsigned short int __port) {
+	unsigned int __value;
+	__asm__ __volatile__ ("inl %w1,%0\noutb %%al,$0x80":"=a" (__value):"Nd" (__port));
+	return __value;
+}
+
+__MLIBC_INLINE_DEFINITION void outb(unsigned char value, unsigned short int __port) {
+	__asm__ __volatile__ ("outb %b0,%w1": :"a" (value), "Nd" (__port));
+}
+
+__MLIBC_INLINE_DEFINITION void outb_p(unsigned char __value, unsigned short int __port) {
+	__asm__ __volatile__ ("outb %b0,%w1\noutb %%al,$0x80": :"a" (__value), "Nd" (__port));
+}
+
+__MLIBC_INLINE_DEFINITION void outw(unsigned short int __value, unsigned short int __port) {
+	__asm__ __volatile__ ("outw %w0,%w1": :"a" (__value), "Nd" (__port));
+}
+
+__MLIBC_INLINE_DEFINITION void outw_p(unsigned short int __value, unsigned short int __port) {
+	__asm__ __volatile__ ("outw %w0,%w1\noutb %%al,$0x80": :"a" (__value), "Nd" (__port));
+}
+
+__MLIBC_INLINE_DEFINITION void outl(unsigned int __value, unsigned short int __port) {
+	__asm__ __volatile__ ("outl %0,%w1": :"a" (__value), "Nd" (__port));
+}
+
+__MLIBC_INLINE_DEFINITION void outl_p(unsigned int __value, unsigned short int __port) {
+	__asm__ __volatile__ ("outl %0,%w1\noutb %%al,$0x80": :"a" (__value), "Nd" (__port));
+}
+
+__MLIBC_INLINE_DEFINITION void insb(unsigned short int __port, void *__addr, unsigned long int __count) {
+	__asm__ __volatile__ ("cld ; rep ; insb":"=D" (__addr), "=c" (__count) :"d" (__port), "0" (__addr), "1" (__count));
+}
+
+__MLIBC_INLINE_DEFINITION void insw(unsigned short int __port, void *__addr, unsigned long int __count) {
+	__asm__ __volatile__ ("cld ; rep ; insw":"=D" (__addr), "=c" (__count) :"d" (__port), "0" (__addr), "1" (__count));
+}
+
+__MLIBC_INLINE_DEFINITION void insl(unsigned short int __port, void *__addr, unsigned long int __count) {
+	__asm__ __volatile__ ("cld ; rep ; insl":"=D" (__addr), "=c" (__count) :"d" (__port), "0" (__addr), "1" (__count));
+}
+
+__MLIBC_INLINE_DEFINITION void outsb(unsigned short int __port, const void *__addr, unsigned long int __count) {
+	__asm__ __volatile__ ("cld ; rep ; outsb":"=S" (__addr), "=c" (__count) :"d" (__port), "0" (__addr), "1" (__count));
+}
+
+__MLIBC_INLINE_DEFINITION void outsw(unsigned short int __port, const void *__addr, unsigned long int __count) {
+	__asm__ __volatile__ ("cld ; rep ; outsw":"=S" (__addr), "=c" (__count) :"d" (__port), "0" (__addr), "1" (__count));
+}
+
+__MLIBC_INLINE_DEFINITION void outsl(unsigned short int __port, const void *__addr, unsigned long int __count) {
+	__asm__ __volatile__ ("cld ; rep ; outsl":"=S" (__addr), "=c" (__count) :"d" (__port), "0" (__addr), "1" (__count));
+}
+#endif
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SYS_IO_H */