191 lines
4.3 KiB
C
191 lines
4.3 KiB
C
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#ifndef __DEVICE_DRIVE_H__
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#define __DEVICE_DRIVE_H__
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#include "typedef.h"
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#include "errno-base.h"
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#include "ioctl.h"
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#ifndef __UBOOT
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#ifndef _MANGO_OS_
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#define _MANGO_OS_
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#endif
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#endif
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#ifdef _MANGO_OS_
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#include "os/os_api.h"
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#else
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#ifndef __UBOOT
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#ifndef _WIN_DEBUG_
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#define _WIN_DEBUG_
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#endif
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#endif
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#ifdef _WIN_DEBUG_
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#include <pthread.h>
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typedef pthread_mutex_t OS_MUTEX;
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typedef u32 OS_ERR;
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#define OS_ERR_NONE 0
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#else
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typedef u32 OS_MUTEX, OS_ERR;
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#define OS_ERR_NONE 0
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#endif
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct dev_mutex {
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OS_MUTEX *write_mutex;
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OS_MUTEX *read_mutex;
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};
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typedef enum _dev_type {
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DEV_SDCRAD_0 = 0X10,
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DEV_SDCRAD_1,
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DEV_SDCRAD_2,
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DEV_UDISK_H0,
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DEV_UDISK_H1,
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DEV_UDISK_F0,
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DEV_NOR_FLASH,
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DEV_NAND_FLASH,
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DEV_STORAGE = 0x100,
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DEV_LOGIC_DISK = 0x101,
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DEV_USB_SLAVE,
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DEV_USB_HOST,
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DEV_HID = 0x200,
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DEV_NET,
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DEV_AUDIO,
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DEV_ISP,
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} dev_type;
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// struct partition_table
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// {
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// int partition_addr;
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// int partition_size;
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// };
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typedef struct DEV_IO {
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const char name[8];
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s32(*mount)(void *volatile parm);
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s32(*unmount)();
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s32(*read)(u8 *volatile buf, u32 addr, u32 len);
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s32(*write)(u8 *volatile buf, u32 addr, u32 len);
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s32(*ioctrl)(void *volatile parm, u32 cmd);
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s32(*power)(u32 mod);
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s32(*detect)(); //设备状态检测
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struct dev_mutex *mutex;
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dev_type device_type;
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void *private_data;//设备私有属性，用来提供额外接口或者存储一些设备的特性
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} dev_io_t;
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//设备状态：
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typedef enum dev_sta {
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DEV_OFFLINE = 0, //--0 设备从在线切换到离线。
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DEV_ONLINE = 1, //---1 设备从离线切换到在线。
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DEV_HOLD = 2, //---2 其他值表示设备状态未改变。
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DEV_POWER_ON = 0x10, // 0x10 – 开机
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DEV_POWER_OFF, // 0x11 -关机
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DEV_POWER_STANDBY, // 0x12 -待机
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DEV_POWER_WAKEUP, // 0x13- 唤醒
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} DEV_STA;
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//设备错误代码：
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typedef enum dev_err {
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DEV_ERR_NONE = 0,
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DEV_ERR_NOT_MOUNT,
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DEV_ERR_OVER_CAPACITY,
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DEV_ERR_UNKNOW_CLASS,
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DEV_ERR_NOT_READY,//设备已经在线，但是没初始化完成
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DEV_ERR_LUN,
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DEV_ERR_TIMEOUT,
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DEV_ERR_CMD_TIMEOUT,
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DEV_ERR_READ_TIMEOUT,//0x08
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DEV_ERR_WRITE_TIMEOUT,
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DEV_ERR_OFFLINE,//0x0a
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DEV_ERR_CRC,
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DEV_ERR_CMD_CRC,
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DEV_ERR_READ_CRC,
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DEV_ERR_WRITE_CRC,
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DEV_ERR_CONTROL_STALL,
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DEV_ERR_RXSTALL,//0x10
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DEV_ERR_TXSTALL,
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DEV_ERR_CONTROL,
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DEV_ERR_NOT_STORAGE,
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DEV_ERR_INVALID_PATH,
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DEV_ERR_INVALID_DATA,
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DEV_ERR_OUTOFMEMORY,
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DEV_ERR_HANDLE_FREE,
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DEV_ERR_INVALID_HANDLE,//24
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DEV_ERR_INVALID_BUF,
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DEV_ERR_INUSE,
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DEV_ERR_NO_READ,
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DEV_ERR_NO_WRITE,
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DEV_ERR_NO_IOCTL,
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DEV_ERR_NO_POWER,
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DEV_ERR_NOT_EXIST,
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DEV_ERR_UNKNOW,
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} DEV_ERR;
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#define DEV_GENERAL_MAGIC 0xe0
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//每个设备必须支持的命令
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#define DEV_GET_STATUS _IOR(DEV_GENERAL_MAGIC,0xe0,u32) //获取设备状态，在线、离线、power_on、power_off、standby、……
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//设备不支持下面命令时返回 -ENOTTY
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#define DEV_GET_BLOCK_SIZE _IOR(DEV_GENERAL_MAGIC,0xe1,u32) //获取存储设备的块大小
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#define DEV_GET_BLOCK_NUM _IOR(DEV_GENERAL_MAGIC,0xe2,u32) //获取存储设备的块总数
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#define DEV_GET_DEV_ID _IOR(DEV_GENERAL_MAGIC,0xe3,u32) //获取设备的ID。SD/TF 卡返回“sdtf”(0x73647466)
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#define DEV_SECTOR_ERASE _IOW(DEV_GENERAL_MAGIC,0xe4,u32) //设备页擦除
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#define DEV_BLOCK_ERASE _IOW(DEV_GENERAL_MAGIC,0xe5,u32) //设备块擦除
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#define DEV_CHIP_ERASE _IOW(DEV_GENERAL_MAGIC,0xe6,u32) //设备擦除
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#define DEV_GET_TYPE _IOR(DEV_GENERAL_MAGIC,0xe7,u32) //返回设备的dev_type
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#define DEV_CHECK_WPSTA _IOR(DEV_GENERAL_MAGIC,0xe8,u32) //检测设备写保护状态,当参数为-1的时候返回设备的写包含状态，0的时候解除写保护，1的时候加上写保护
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#define typecheck(type,x) \
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({ type __dummy; \
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typeof(x) __dummy2; \
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(void)(&__dummy == &__dummy2); \
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1; \
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})
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#ifndef time_after
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#define time_after(a,b) (typecheck(u32, a) && \
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typecheck(u32, b) && \
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((s32)(b) - (s32)(a) < 0))
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#endif
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#ifndef time_before
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#define time_before(a,b) time_after(b,a)
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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