arch: i386: put framebuffer ops in own file

Move all operations related to the x86 framebuffer into its own set of
files. This makes the TTY layer more architecture agnostic.

Signed-off-by: Danny Holman <dholman@gymli.org>

1 files changed, 17 insertions, 0 deletions

diff --git a/arch/i386/include/kernel/framebuffer.h b/arch/i386/include/kernel/framebuffer.h
new file mode 100644
index 0000000..ef0249c
--- /dev/null
+++ b/arch/i386/include/kernel/framebuffer.h
@@ -0,0 +1,17 @@
+#ifndef I386_FRAMEBUFFER_H
+#define I386_FRAMEBUFFER_H
+
+#include <stddef.h>
+#include <stdint.h>
+
+void fb_init(void);
+void fb_setcolor(uint8_t color);
+void fb_putchar(char c);
+void fb_setpos(int x, int y);
+
+static inline void fb_write(const char *data, size_t size) {
+        for (size_t i = 0; i < size; i++)
+                fb_putchar(data[i]);
+}
+
+#endif