diff options
Diffstat (limited to 'target/linux/etrax/files/drivers/usb/host/hc-crisv10.h')
| -rw-r--r-- | target/linux/etrax/files/drivers/usb/host/hc-crisv10.h | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/target/linux/etrax/files/drivers/usb/host/hc-crisv10.h b/target/linux/etrax/files/drivers/usb/host/hc-crisv10.h deleted file mode 100644 index 36a1f839a..000000000 --- a/target/linux/etrax/files/drivers/usb/host/hc-crisv10.h +++ /dev/null @@ -1,334 +0,0 @@ -#ifndef __LINUX_ETRAX_USB_H -#define __LINUX_ETRAX_USB_H - -#include <linux/types.h> -#include <linux/list.h> - -struct USB_IN_Desc { - volatile __u16 sw_len; - volatile __u16 command; - volatile unsigned long next; - volatile unsigned long buf; - volatile __u16 hw_len; - volatile __u16 status; -}; - -struct USB_SB_Desc { - volatile __u16 sw_len; - volatile __u16 command; - volatile unsigned long next; - volatile unsigned long buf; -}; - -struct USB_EP_Desc { - volatile __u16 hw_len; - volatile __u16 command; - volatile unsigned long sub; - volatile unsigned long next; -}; - - -/* Root Hub port status struct */ -struct crisv10_rh { - volatile __u16 wPortChange[2]; - volatile __u16 wPortStatusPrev[2]; -}; - -/* HCD description */ -struct crisv10_hcd { - spinlock_t lock; - __u8 num_ports; - __u8 running; -}; - - -/* Endpoint HC private data description */ -struct crisv10_ep_priv { - int epid; -}; - -/* Additional software state info for a USB Controller epid */ -struct etrax_epid { - __u8 inuse; /* !0 = setup in Etrax and used for a endpoint */ - __u8 disabled; /* !0 = Temporarly disabled to avoid resubmission */ - __u8 type; /* Setup as: PIPE_BULK, PIPE_CONTROL ... */ - __u8 out_traffic; /* !0 = This epid is for out traffic */ -}; - -/* Struct to hold information of scheduled later URB completion */ -struct urb_later_data { - struct delayed_work dws; - struct usb_hcd *hcd; - struct urb *urb; - int urb_num; - int status; -}; - - -typedef enum { - STARTED, - NOT_STARTED, - UNLINK, -} crisv10_urb_state_t; - - -struct crisv10_urb_priv { - /* Sequence number for this URB. Every new submited URB gets this from - a incrementing counter. Used when a URB is scheduled for later finish to - be sure that the intended URB hasn't already been completed (device - drivers has a tendency to reuse URBs once they are completed, causing us - to not be able to single old ones out only based on the URB pointer.) */ - __u32 urb_num; - - /* The first_sb field is used for freeing all SB descriptors belonging - to an urb. The corresponding ep descriptor's sub pointer cannot be - used for this since the DMA advances the sub pointer as it processes - the sb list. */ - struct USB_SB_Desc *first_sb; - - /* The last_sb field referes to the last SB descriptor that belongs to - this urb. This is important to know so we can free the SB descriptors - that ranges between first_sb and last_sb. */ - struct USB_SB_Desc *last_sb; - - /* The rx_offset field is used in ctrl and bulk traffic to keep track - of the offset in the urb's transfer_buffer where incoming data should be - copied to. */ - __u32 rx_offset; - - /* Counter used in isochronous transfers to keep track of the - number of packets received/transmitted. */ - __u32 isoc_packet_counter; - - /* Flag that marks if this Isoc Out URB has finished it's transfer. Used - because several URBs can be finished before list is processed */ - __u8 isoc_out_done; - - /* This field is used to pass information about the urb's current state - between the various interrupt handlers (thus marked volatile). */ - volatile crisv10_urb_state_t urb_state; - - /* In Ctrl transfers consist of (at least) 3 packets: SETUP, IN and ZOUT. - When DMA8 sub-channel 2 has processed the SB list for this sequence we - get a interrupt. We also get a interrupt for In transfers and which - one of these interrupts that comes first depends of data size and device. - To be sure that we have got both interrupts before we complete the URB - we have these to flags that shows which part that has completed. - We can then check when we get one of the interrupts that if the other has - occured it's safe for us to complete the URB, otherwise we set appropriate - flag and do the completion when we get the other interrupt. */ - volatile unsigned char ctrl_zout_done; - volatile unsigned char ctrl_rx_done; - - /* Connection between the submitted urb and ETRAX epid number */ - __u8 epid; - - /* The rx_data_list field is used for periodic traffic, to hold - received data for later processing in the the complete_urb functions, - where the data us copied to the urb's transfer_buffer. Basically, we - use this intermediate storage because we don't know when it's safe to - reuse the transfer_buffer (FIXME?). */ - struct list_head rx_data_list; - - - /* The interval time rounded up to closest 2^N */ - int interval; - - /* Pool of EP descriptors needed if it's a INTR transfer. - Amount of EPs in pool correspons to how many INTR that should - be inserted in TxIntrEPList (max 128, defined by MAX_INTR_INTERVAL) */ - struct USB_EP_Desc* intr_ep_pool[128]; - - /* The mount of EPs allocated for this INTR URB */ - int intr_ep_pool_length; - - /* Pointer to info struct if URB is scheduled to be finished later */ - struct urb_later_data* later_data; - - /* Allocated bandwidth for isochronous and interrupt traffic */ - int bandwidth; -}; - - -/* This struct is for passing data from the top half to the bottom half irq - handlers */ -struct crisv10_irq_reg { - struct usb_hcd* hcd; - __u32 r_usb_epid_attn; - __u8 r_usb_status; - __u16 r_usb_rh_port_status_1; - __u16 r_usb_rh_port_status_2; - __u32 r_usb_irq_mask_read; - __u32 r_usb_fm_number; - struct work_struct usb_bh; -}; - - -/* This struct is for passing data from the isoc top half to the isoc bottom - half. */ -struct crisv10_isoc_complete_data { - struct usb_hcd *hcd; - struct urb *urb; - struct work_struct usb_bh; -}; - -/* Entry item for URB lists for each endpint */ -typedef struct urb_entry -{ - struct urb *urb; - struct list_head list; -} urb_entry_t; - -/* --------------------------------------------------------------------------- - Virtual Root HUB - ------------------------------------------------------------------------- */ -/* destination of request */ -#define RH_INTERFACE 0x01 -#define RH_ENDPOINT 0x02 -#define RH_OTHER 0x03 - -#define RH_CLASS 0x20 -#define RH_VENDOR 0x40 - -/* Requests: bRequest << 8 | bmRequestType */ -#define RH_GET_STATUS 0x0080 -#define RH_CLEAR_FEATURE 0x0100 -#define RH_SET_FEATURE 0x0300 -#define RH_SET_ADDRESS 0x0500 -#define RH_GET_DESCRIPTOR 0x0680 -#define RH_SET_DESCRIPTOR 0x0700 -#define RH_GET_CONFIGURATION 0x0880 -#define RH_SET_CONFIGURATION 0x0900 -#define RH_GET_STATE 0x0280 -#define RH_GET_INTERFACE 0x0A80 -#define RH_SET_INTERFACE 0x0B00 -#define RH_SYNC_FRAME 0x0C80 -/* Our Vendor Specific Request */ -#define RH_SET_EP 0x2000 - - -/* Hub port features */ -#define RH_PORT_CONNECTION 0x00 -#define RH_PORT_ENABLE 0x01 -#define RH_PORT_SUSPEND 0x02 -#define RH_PORT_OVER_CURRENT 0x03 -#define RH_PORT_RESET 0x04 -#define RH_PORT_POWER 0x08 -#define RH_PORT_LOW_SPEED 0x09 -#define RH_C_PORT_CONNECTION 0x10 -#define RH_C_PORT_ENABLE 0x11 -#define RH_C_PORT_SUSPEND 0x12 -#define RH_C_PORT_OVER_CURRENT 0x13 -#define RH_C_PORT_RESET 0x14 - -/* Hub features */ -#define RH_C_HUB_LOCAL_POWER 0x00 -#define RH_C_HUB_OVER_CURRENT 0x01 - -#define RH_DEVICE_REMOTE_WAKEUP 0x00 -#define RH_ENDPOINT_STALL 0x01 - -/* Our Vendor Specific feature */ -#define RH_REMOVE_EP 0x00 - - -#define RH_ACK 0x01 -#define RH_REQ_ERR -1 -#define RH_NACK 0x00 - -/* Field definitions for */ - -#define USB_IN_command__eol__BITNR 0 /* command macros */ -#define USB_IN_command__eol__WIDTH 1 -#define USB_IN_command__eol__no 0 -#define USB_IN_command__eol__yes 1 - -#define USB_IN_command__intr__BITNR 3 -#define USB_IN_command__intr__WIDTH 1 -#define USB_IN_command__intr__no 0 -#define USB_IN_command__intr__yes 1 - -#define USB_IN_status__eop__BITNR 1 /* status macros. */ -#define USB_IN_status__eop__WIDTH 1 -#define USB_IN_status__eop__no 0 -#define USB_IN_status__eop__yes 1 - -#define USB_IN_status__eot__BITNR 5 -#define USB_IN_status__eot__WIDTH 1 -#define USB_IN_status__eot__no 0 -#define USB_IN_status__eot__yes 1 - -#define USB_IN_status__error__BITNR 6 -#define USB_IN_status__error__WIDTH 1 -#define USB_IN_status__error__no 0 -#define USB_IN_status__error__yes 1 - -#define USB_IN_status__nodata__BITNR 7 -#define USB_IN_status__nodata__WIDTH 1 -#define USB_IN_status__nodata__no 0 -#define USB_IN_status__nodata__yes 1 - -#define USB_IN_status__epid__BITNR 8 -#define USB_IN_status__epid__WIDTH 5 - -#define USB_EP_command__eol__BITNR 0 -#define USB_EP_command__eol__WIDTH 1 -#define USB_EP_command__eol__no 0 -#define USB_EP_command__eol__yes 1 - -#define USB_EP_command__eof__BITNR 1 -#define USB_EP_command__eof__WIDTH 1 -#define USB_EP_command__eof__no 0 -#define USB_EP_command__eof__yes 1 - -#define USB_EP_command__intr__BITNR 3 -#define USB_EP_command__intr__WIDTH 1 -#define USB_EP_command__intr__no 0 -#define USB_EP_command__intr__yes 1 - -#define USB_EP_command__enable__BITNR 4 -#define USB_EP_command__enable__WIDTH 1 -#define USB_EP_command__enable__no 0 -#define USB_EP_command__enable__yes 1 - -#define USB_EP_command__hw_valid__BITNR 5 -#define USB_EP_command__hw_valid__WIDTH 1 -#define USB_EP_command__hw_valid__no 0 -#define USB_EP_command__hw_valid__yes 1 - -#define USB_EP_command__epid__BITNR 8 -#define USB_EP_command__epid__WIDTH 5 - -#define USB_SB_command__eol__BITNR 0 /* command macros. */ -#define USB_SB_command__eol__WIDTH 1 -#define USB_SB_command__eol__no 0 -#define USB_SB_command__eol__yes 1 - -#define USB_SB_command__eot__BITNR 1 -#define USB_SB_command__eot__WIDTH 1 -#define USB_SB_command__eot__no 0 -#define USB_SB_command__eot__yes 1 - -#define USB_SB_command__intr__BITNR 3 -#define USB_SB_command__intr__WIDTH 1 -#define USB_SB_command__intr__no 0 -#define USB_SB_command__intr__yes 1 - -#define USB_SB_command__tt__BITNR 4 -#define USB_SB_command__tt__WIDTH 2 -#define USB_SB_command__tt__zout 0 -#define USB_SB_command__tt__in 1 -#define USB_SB_command__tt__out 2 -#define USB_SB_command__tt__setup 3 - - -#define USB_SB_command__rem__BITNR 8 -#define USB_SB_command__rem__WIDTH 6 - -#define USB_SB_command__full__BITNR 6 -#define USB_SB_command__full__WIDTH 1 -#define USB_SB_command__full__no 0 -#define USB_SB_command__full__yes 1 - -#endif - |