Decouple I/O from HAL

kernel/Makefile

@@ -59,6 +59,7 @@ SRCFILES += $(call GRABSRC, \
 							time \
 							diskpart \
 							FastLZ \
+							io \
             )
 
 CFILES  := $(call GET_CFILES, $(SRCFILES))

kernel/dev/ps2kbdev.c

@@ -10,6 +10,7 @@
 #include "hshtb.h"
 #include "sysdefs/dev.h"
 #include "proc/proc.h"
+#include "io/io.h"
 
 #define KB_CTL_STATUS   0x64
 #define KB_DATA_IN_BUF  0x01

kernel/dev/serialdev.c

@@ -8,6 +8,7 @@
 #include "sysdefs/dev.h"
 #include "kprintf.h"
 #include "hal/hal.h"
+#include "io/io.h"
 
 // https://wiki.osdev.org/Serial_Ports
 

kernel/hal/hal.h

@@ -17,7 +17,6 @@ int32_t hal_randnum(void);
 #include "x86_64/switch.h"
 #include "x86_64/paging.h"
 #include "x86_64/intr.h"
-#include "x86_64/io.h"
 #include "x86_64/gdt.h"
 
 #endif // KERNEL_HAL_HAL_H_

kernel/hal/x86_64/intr.c

@@ -2,7 +2,7 @@
 #include <stdint.h>
 #include <stdbool.h>
 #include "intr.h"
-#include "io.h"
+#include "io/io.h"
 #include "gdt.h"
 #include "hal/hal.h"
 #include "kprintf.h"

kernel/hal/x86_64/pic.c

@@ -1,7 +1,7 @@
 #include <stddef.h>
 #include <stdint.h>
 #include "pic.h"
-#include "io.h"
+#include "io/io.h"
 #include "intr.h"
 
 void pic_init(void) {

kernel/hal/x86_64/pit.c

@@ -1,6 +1,6 @@
 #include <stdint.h>
 #include "pit.h"
-#include "io.h"
+#include "io/io.h"
 
 #define PIT_COUNTER0      0x40
 #define PIT_CMD           0x43

kernel/io/io.c

@@ -1,4 +1,5 @@
 #include <stdint.h>
+#include "io.h"
 
 uint8_t io_in8(uint16_t port) {
   uint8_t r;

kernel/io/io.h

@@ -1,5 +1,5 @@
-#ifndef HAL_IO_H_
-#define HAL_IO_H_
+#ifndef IO_IO_H_
+#define IO_IO_H_
 
 #include <stdint.h>
 
@@ -15,4 +15,4 @@ void io_out32(uint16_t port, uint32_t value);
 void io_ins16(uint16_t port, void *addr, int cnt);
 void io_outs16(uint16_t port, const void *addr, int cnt);
 
-#endif // HAL_IO_H_
+#endif // IO_IO_H_

kernel/storedev/atasd.c

@@ -9,6 +9,7 @@
 #include "errors.h"
 #include "hshtb.h"
 #include "vfs/vfs.h"
+#include "io/io.h"
 
 #define ATA_REG_DATA      0x00
 #define ATA_REG_ERROR     0x01

kernel/time/time.c

@@ -3,6 +3,7 @@
 #include "time.h"
 #include "hal/hal.h"
 #include "std/string.h"
+#include "io/io.h"
 
 #define CMOS_PORT     0x70
 #define CMOS_RETURN   0x71