1 #include "MBR.h"
2 #include <common/kprint.h>
3 #include <driver/disk/ahci/ahci.h>
4 
5 struct MBR_disk_partition_table_t MBR_partition_tables[MBR_MAX_AHCI_CTRL_NUM][MBR_MAX_AHCI_PORT_NUM] = {0};
6 
7 /**
8  * @brief 读取磁盘的分区表
9  *
10  * @param ahci_ctrl_num ahci控制器编号
11  * @param ahci_port_num ahci端口编号
12  * @param buf 输出缓冲区（512字节）
13  */
MBR_read_partition_table(struct blk_gendisk * gd,void * buf)14 int MBR_read_partition_table(struct blk_gendisk *gd, void *buf)
15 {
16     return gd->fops->transfer(gd, AHCI_CMD_READ_DMA_EXT, 0, 1, (uint64_t)buf);
17 }