Added AMAZING boot menu to KBOOT

2025-01-05 18:20:15 +01:00
parent 707733e449
commit 94ca8c935f
22 changed files with 651 additions and 16 deletions
@@ -0,0 +1,35 @@
+#ifndef DISK_H
+#define DISK_H
+
+#include "stdint.h"
+#include "attr.h"
+
+#define SECTOR_SIZE	512
+#define PIO_PORT	0x1f0
+#define PIO_ALT_STATUS	0x3f6
+#define PIO_MASTER	0xa0
+#define PIO_CMD_READ	0x20
+#define PIO_CMD_WRITE	0x30
+#define PIO_CMD_FLUSH	0	// TODO
+
+#define BOOTABLE	0x80
+
+struct partition {
+	uint8_t bootable;
+	uint8_t startCHS[3];
+	uint8_t type;
+	uint8_t endCHS[3];
+	uint32_t startLBA;
+	uint32_t size;
+} __packed;
+
+struct MBR {
+	uint8_t bootstrap[446];
+	struct partition partitions[4];
+	uint16_t signature;
+} __packed;
+
+void readSectors(uint32_t lba, size_t count, void* buffer);
+void writeSectors(uint32_t lba, size_t count, void* buffer);
+
+#endif