make a directory to store x86-generic stuff

kernel/Makefile

@@ -17,7 +17,7 @@ LDFLAGS         := $(LDFLAGS) -T $(LDSCRIPT)
 TARGET := kernel
 
 CFILES    := $(shell find src -path src/arch -prune -o -type f -name '*.c' -print)
-ARCHFILES := $(shell find src/arch/$(ARCH) -type f -name '*.c' -print)
+ARCHFILES := $(ARCHFILES) $(shell find src/arch/$(ARCH) -type f -name '*.c' -print)
 HFILES    := $(shell find src -type f -name '*.h')
 OBJ       := $(patsubst src/%.c,obj/$(ARCH)/%.o,$(CFILES) $(ARCHFILES))
 
@@ -25,17 +25,14 @@ OBJ       := $(patsubst src/%.c,obj/$(ARCH)/%.o,$(CFILES) $(ARCHFILES))
 
 all: bin/$(TARGET)-$(ARCH)
 
-bin/$(TARGET)-$(ARCH): $(OBJ)
-	mkdir -p bin
+bin/$(TARGET)-$(ARCH): $(OBJ) dirs
 	$(LD) $(LDFLAGS) $(OBJ) -o $@
 
-obj/$(ARCH)/%.o: src/%.c $(HFILES)
-	@mkdir -p obj/$(ARCH)/arch/$(ARCH)
+obj/$(ARCH)/%.o: src/%.c $(HFILES) dirs
 	$(CC) $(CFLAGS) -c $< -o $@
 
 dirs:
-	mkdir -p bin obj
-	mkdir -p $(patsubst src/%,obj/%, $(shell find src -type d -print))
+	mkdir -p bin $(patsubst src/%,obj/$(ARCH)/%, $(shell find src/* -type d -print))
 
 clean:
 	rm -rf bin obj zig-cache

kernel/make/x86/make.config

@@ -0,0 +1 @@
+ARCHFILES := $(shell find src/arch/x86 -type f -name '*.c' -print)

kernel/make/x86_64/make.config

@@ -1 +1,4 @@
-ARCH_CFLAGS = -mcmodel=kernel
+-include make/x86/make.config
+
+ARCH_CFLAGS 	:= -mcmodel=kernel
+ARCH_SRC 		:= $(ARCH_SRC) $(shell find src/arch/x86_64 -type f -name '*.c' -print) 

kernel/src/arch/x86_64/vga.c

@@ -1,53 +0,0 @@
-#include <stdint.h>
-#include <stddef.h>
-
-#include "vga.h"
-
-static const size_t VGA_WIDTH = 80;
-static const size_t VGA_HEIGHT = 25;
- 
-static volatile size_t terminal_row;
-static volatile size_t terminal_column;
-static volatile uint8_t current_color = VGA_WHITE;
-static uint16_t *terminal_buffer = (uint16_t*)0xb8000;
-
-void vga_putc(char c) {
-	size_t index = terminal_row*VGA_WIDTH + terminal_column;
-	if(c == '\t') {
-		vga_putc(' ');
-		while(terminal_column % 8 != 0) {
-			vga_putc(' ');
-		}
-		return;
-	}
-	if(c != '\n' && c != '\t')
-		terminal_buffer[index] = (uint16_t)c | (uint16_t)(current_color) << 8;
-
-	if (c == '\n' || ++terminal_column == VGA_WIDTH) {
-		terminal_column = 0;
-		if (++terminal_row == VGA_HEIGHT)
-			terminal_row = 0;
-	}
-}
-
-void vga_puts(char *c) {
-	char cur = *(c++);
-	while(cur != '\0') {
-		vga_putc(cur);
-		cur = *(c++);
-	}
-}
-
-void vga_setcolor(uint8_t new_color) {
-	current_color = new_color;
-}
-
-void vga_write_elsewhere(char *c, size_t y, size_t x) {
-	size_t old_row = terminal_row;
-	size_t old_column = terminal_column;
-	terminal_row = y;
-	terminal_column = x;
-	vga_puts(c);
-	terminal_row=old_row;
-	terminal_column=old_column;
-}

kernel/src/arch/x86_64/vga.h

@@ -1,24 +0,0 @@
-#include <stddef.h>
-#include <stdint.h>
-
-#define VGA_BLACK        0
-#define VGA_BLUE         1
-#define VGA_GREEN        2
-#define VGA_CYAN         3
-#define VGA_RED          4
-#define VGA_PURPLE       5
-#define VGA_BROWN        6
-#define VGA_GRAY         7
-#define VGA_DARK_GRAY    8
-#define VGA_LIGHT_BLUE   9
-#define VGA_LIGH_GREEN   10
-#define VGA_LIGHT_CYAN   11
-#define VGA_LIGHT_RED    12
-#define VGA_LIGHT_PURPLE 13
-#define VGA_YELLOW       14
-#define VGA_WHITE        15
-
-void vga_putc(char c);
-void vga_puts(char *c);
-void vga_setcolor(uint8_t color);
-void vga_write_elsewhere(char *c, size_t y, size_t x);

kernel/src/main.c

@@ -1,4 +1,4 @@
-#include "arch/x86_64/vga.h"
+#include "arch/x86/vga.h"
 #include "hal/ops.h"
 
 void kmain(int argc, char **argv) {