feat: block device support (mount device and partitions)

[lunaix-os.git] / lunaix-os / includes / lunaix / block.h

diff --git a/lunaix-os/includes/lunaix/block.h b/lunaix-os/includes/lunaix/block.h
new file mode 100644 (file)
index 0000000..db8ae5c
--- /dev/null
+++ b/lunaix-os/includes/lunaix/block.h
@@ -0,0 +1,37 @@
+#ifndef __LUNAIX_BLOCK_H
+#define __LUNAIX_BLOCK_H
+
+#include <hal/ahci/hba.h>
+
+#define LPT_SIG 0x414e554c
+#define PARTITION_NAME_SIZE 48
+
+typedef uint64_t partition_t;
+typedef uint32_t bdev_t;
+
+struct block_dev
+{
+    char name[PARTITION_NAME_SIZE];
+    struct hba_device* hd_dev;
+    uint64_t base_lba;
+    uint64_t end_lba;
+};
+
+struct lpt_entry
+{
+    char part_name[PARTITION_NAME_SIZE];
+    uint64_t base_lba;
+    uint64_t end_lba;
+} __attribute__((packed));
+
+// Lunaix Partition Table
+struct lpt_header
+{
+    uint32_t signature;
+    uint32_t crc;
+    uint32_t pt_start_lba;
+    uint32_t pt_end_lba;
+    uint32_t table_len;
+} __attribute__((packed));
+
+#endif /* __LUNAIX_BLOCK_H */