/* Driver for USB Mass Storage compliant devices */ #ifndef _USB_H_ #define _USB_H_ #include #include #include #include #include #include #include "common.h" struct us_data; struct scsi_cmnd; /* * Unusual device list definitions */ struct us_unusual_dev { const char *vendorName; const char *productName; __u8 useProtocol; __u8 useTransport; int (*initFunction)(struct us_data *); }; /* EnE HW Register */ #define REG_CARD_STATUS 0xFF83 #define REG_HW_TRAP1 0xFF89 /* SRB Status. Refers /usr/include/wine/wine/wnaspi32.h & SCSI sense key */ #define SS_SUCCESS 0x00 /* No Sense */ #define SS_NOT_READY 0x02 #define SS_MEDIUM_ERR 0x03 #define SS_HW_ERR 0x04 #define SS_ILLEGAL_REQUEST 0x05 #define SS_UNIT_ATTENTION 0x06 /* ENE Load FW Pattern */ #define SD_INIT1_PATTERN 1 #define SD_INIT2_PATTERN 2 #define SD_RW_PATTERN 3 #define MS_INIT_PATTERN 4 #define MSP_RW_PATTERN 5 #define MS_RW_PATTERN 6 #define SM_INIT_PATTERN 7 #define SM_RW_PATTERN 8 #define FDIR_WRITE 0 #define FDIR_READ 1 struct keucr_sd_status { BYTE Insert:1; BYTE Ready:1; BYTE MediaChange:1; BYTE IsMMC:1; BYTE HiCapacity:1; BYTE HiSpeed:1; BYTE WtP:1; BYTE Reserved:1; }; struct keucr_ms_status { BYTE Insert:1; BYTE Ready:1; BYTE MediaChange:1; BYTE IsMSPro:1; BYTE IsMSPHG:1; BYTE Reserved1:1; BYTE WtP:1; BYTE Reserved2:1; }; struct keucr_sm_status { BYTE Insert:1; BYTE Ready:1; BYTE MediaChange:1; BYTE Reserved:3; BYTE WtP:1; BYTE IsMS:1; }; /* SD Block Length */ #define SD_BLOCK_LEN 9 /* 2^9 = 512 Bytes, The HW maximum read/write data length */ /* Dynamic bitflag definitions (us->dflags): used in set_bit() etc. */ #define US_FLIDX_URB_ACTIVE 0 /* current_urb is in use */ #define US_FLIDX_SG_ACTIVE 1 /* current_sg is in use */ #define US_FLIDX_ABORTING 2 /* abort is in progress */ #define US_FLIDX_DISCONNECTING 3 /* disconnect in progress */ #define US_FLIDX_RESETTING 4 /* device reset in progress */ #define US_FLIDX_TIMED_OUT 5 /* SCSI midlayer timed out */ #define US_FLIDX_DONT_SCAN 6 /* don't scan (disconnect) */ #define USB_STOR_STRING_LEN 32 /* * We provide a DMA-mapped I/O buffer for use with small USB transfers. * It turns out that CB[I] needs a 12-byte buffer and Bulk-only needs a * 31-byte buffer. But Freecom needs a 64-byte buffer, so that's the * size we'll allocate. */ #define US_IOBUF_SIZE 64 /* Size of the DMA-mapped I/O buffer */ #define US_SENSE_SIZE 18 /* Size of the autosense data buffer */ typedef int (*trans_cmnd)(struct scsi_cmnd *, struct us_data *); typedef int (*trans_reset)(struct us_data *); typedef void (*proto_cmnd)(struct scsi_cmnd *, struct us_data *); typedef void (*extra_data_destructor)(void *); /* extra data destructor */ typedef void (*pm_hook)(struct us_data *, int); /* power management hook */ #define US_SUSPEND 0 #define US_RESUME 1 /* we allocate one of these for every device that we remember */ struct us_data { /* The device we're working with * It's important to note: * (o) you must hold dev_mutex to change pusb_dev */ struct mutex dev_mutex; /* protect pusb_dev */ struct usb_device *pusb_dev; /* this usb_device */ struct usb_interface *pusb_intf; /* this interface */ struct us_unusual_dev *unusual_dev; /* device-filter entry */ unsigned long fflags; /* fixed flags from filter */ unsigned long dflags; /* dynamic atomic bitflags */ unsigned int send_bulk_pipe; /* cached pipe values */ unsigned int recv_bulk_pipe; unsigned int send_ctrl_pipe; unsigned int recv_ctrl_pipe; unsigned int recv_intr_pipe; /* information about the device */ char *transport_name; char *protocol_name; __le32 bcs_signature; u8 subclass; u8 protocol; u8 max_lun; u8 ifnum; /* interface number */ u8 ep_bInterval; /* interrupt interval */ /* function pointers for this device */ trans_cmnd transport; /* transport function */ trans_reset transport_reset; /* transport device reset */ proto_cmnd proto_handler; /* protocol handler */ /* SCSI interfaces */ struct scsi_cmnd *srb; /* current srb */ unsigned int tag; /* current dCBWTag */ /* control and bulk communications data */ struct urb *current_urb; /* USB requests */ struct usb_ctrlrequest *cr; /* control requests */ struct usb_sg_request current_sg; /* scatter-gather req. */ unsigned char *iobuf; /* I/O buffer */ unsigned char *sensebuf; /* sense data buffer */ dma_addr_t cr_dma; /* buffer DMA addresses */ dma_addr_t iobuf_dma; struct task_struct *ctl_thread; /* the control thread */ /* mutual exclusion and synchronization structures */ struct completion cmnd_ready; /* to sleep thread on */ struct completion notify; /* thread begin/end */ wait_queue_head_t delay_wait; /* wait during scan, reset */ struct completion scanning_done; /* wait for scan thread */ /* subdriver information */ void *extra; /* Any extra data */ extra_data_destructor extra_destructor;/* extra data destructor */ #ifdef CONFIG_PM pm_hook suspend_resume_hook; #endif /* for 6250 code */ struct keucr_sd_status SD_Status; struct keucr_ms_status MS_Status; struct keucr_sm_status SM_Status; /* ----- SD Control Data ---------------- */ /* SD_REGISTER SD_Regs; */ WORD SD_Block_Mult; BYTE SD_READ_BL_LEN; WORD SD_C_SIZE; BYTE SD_C_SIZE_MULT; /* SD/MMC New spec. */ BYTE SD_SPEC_VER; BYTE SD_CSD_VER; BYTE SD20_HIGH_CAPACITY; DWORD HC_C_SIZE; BYTE MMC_SPEC_VER; BYTE MMC_BusWidth; BYTE MMC_HIGH_CAPACITY; /* ----- MS Control Data ---------------- */ BOOLEAN MS_SWWP; DWORD MSP_TotalBlock; /* MS_LibControl MS_Lib; */ BOOLEAN MS_IsRWPage; WORD MS_Model; /* ----- SM Control Data ---------------- */ BYTE SM_DeviceID; BYTE SM_CardID; PBYTE testbuf; BYTE BIN_FLAG; DWORD bl_num; int SrbStatus; /* ------Power Managerment --------------- */ BOOLEAN Power_IsResum; }; /* Convert between us_data and the corresponding Scsi_Host */ static inline struct Scsi_Host *us_to_host(struct us_data *us) { return container_of((void *) us, struct Scsi_Host, hostdata); } static inline struct us_data *host_to_us(struct Scsi_Host *host) { return (struct us_data *) host->hostdata; } /* Function to fill an inquiry response. See usb.c for details */ extern void fill_inquiry_response(struct us_data *us, unsigned char *data, unsigned int data_len); /* The scsi_lock() and scsi_unlock() macros protect the sm_state and the * single queue element srb for write access */ #define scsi_unlock(host) spin_unlock_irq(host->host_lock) #define scsi_lock(host) spin_lock_irq(host->host_lock) #endif