boot_kernel.h

来自「SMDK2440 boot code, base on vivi」· C头文件 代码 · 共 42 行

#ifndef _VIVI_BOOT_KERNEL_H_
#define _VIVI_BOOT_KERNEL_H_

/* 
 * Media Type: A type of storage device that contains the linux kernel
 *
 *  +----------------+-----------------------------------------+
 *  | Value(Integer) |  Type                                   |
 *  +----------------+-----------------------------------------+
 *  |       0        |  UNKNOWN                                | 
 *  |       1        |  RAM                                    |
 *  |       2        |  NOR Flash Memory                       |
 *  |       3        |  SMC (NAND Flash Memory) on the S3C2410 |
 *  |       4        |  Mobile DiskOnChip                      |
 *  |       5        |  NAND Flash Memory on the MMSP2         |
 *  +----------------+-----------------------------------------+
 */
enum {
	MT_UNKNOWN = 0,
	MT_RAM,
	MT_NOR_FLASH,
	MT_NAND_MDOCP,
	MT_NAND_S3C24XX,
	MT_NAND_MMSP2,
};

#if defined(CONFIG_BOOT_TYPE_RAM)
#define DEFAULT_MEDIA_TYPE	(MT_RAM)
#elif defined(CONFIG_BOOT_TYPE_NOR)
#define DEFAULT_MEDIA_TYPE	(MT_NOR_FLASH)
#elif defined(CONFIG_BOOT_TYPE_S3C24XX)
#define DEFAULT_MEDIA_TYPE	(MT_NAND_S3C24XX)
#elif defined(CONFIG_BOOT_TYPE_MDOCP)
#define DEFAULT_MEDIA_TYPE	(MT_NAND_MDOCP)
#elif defined(CONFIG_BOOT_TYPE_MMSP2)
#define DEFAULT_MEDIA_TYPE	(MT_NAND_MMSP2)
#else
#error "You don't specify default media type."
#endif

#endif /* _VIVI_BOOT_KERNEL_H_ */