Add serial loggingHEADtrunkdev

1 files changed, 37 insertions, 0 deletions

diff --git a/kernel/io/psf2.h b/kernel/io/psf2.h
new file mode 100644
index 0000000..e8dda44
--- /dev/null
+++ b/kernel/io/psf2.h
@@ -0,0 +1,37 @@
+#ifndef HOS_IO_PSF2_H
+#define HOS_IO_PSF2_H
+
+#include <cstdint>
+#include <io/font.h>
+
+#define PSF2_MAGIC0 0x72
+#define PSF2_MAGIC1 0xb5
+#define PSF2_MAGIC2 0x4a
+#define PSF2_MAGIC3 0x86
+
+#define PSF2_HAS_UNICODE_TABLE 0x01
+
+#define PSF2_SEPARATOR 0xff
+#define PSF2_STARTSEQ 0xfe
+
+namespace hos::io
+{
+    class psf2 : public font
+    {
+    public:
+        psf2            (void *font_start_addr);
+
+        void    write   (unsigned char character, void *fb_addr, std::uint16_t bpp);
+    private:
+        unsigned char   magic[4];
+        unsigned int    version;
+        unsigned int    header_size;
+        unsigned int    flags;
+        unsigned int    length;
+        unsigned int    charsize;
+        unsigned int    height;
+        unsigned int    width;
+    };
+}
+
+#endif