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# ====================================================================
#
#      usbs_msd.cdl
#
#      USB slave-side mass storage package.
#
# ====================================================================
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# ====================================================================
######DESCRIPTIONBEGIN####
#
# Author(s):      USB Slave Mass Storage, ccoutand <ccoutand@stmi.com>
#    
# Contributors:   jld
# Date:           2010-06-04
#
#####DESCRIPTIONEND####
# ====================================================================

cdl_package CYGPKG_IO_USB_SLAVE_MSD {

    display     "USB slave mass storage support"
    include_dir "cyg/io/usb"
    parent      CYGPKG_IO_USB_SLAVE
    doc         ref/io-usb-slave-msd.html

    requires    { CYGPKG_KERNEL }
    requires    { CYGPKG_IO_DISK }
    requires    { CYGHWR_IO_USB_SLAVE_OUT_ENDPOINTS >= 1 }
    requires    { CYGHWR_IO_USB_SLAVE_IN_ENDPOINTS >= 1 }

    compile     usbs_msd.c usbs_msd_handler.c usbs_msd_scsi.c

    implements  CYGINT_IO_USB_SLAVE_CLIENTS

    define_proc {
      puts $::cdl_system_header "#define CYGDAT_IO_USB_SLAVE_MSD_INL <cyg/io/usb/usbs_msd.inl>"
    }    

    description "
        The USB slave mass storage device (MSD) package supports 
        the development of USB peripherals which act has mass storage
        device to the host machine. The actual storage must be implemented
        on top of the disk package."

    # 
    # Mass Storage Device 0
    #
    cdl_component CYGPKG_IO_USB_SLAVE_MSD0 {
       display        "USB slave mass storage support for device 0"
       flavor         bool
       default_value  1
       description "
           This option implement the USB MSD device 0."

       cdl_option CYGDAT_IO_USB_SLAVE_MSD0_SUB_CLASS_TYPE {
           display         "Mass-storage Device USB Sub Class"
           flavor          data
           default_value   { "SCSI" }
           legal_values    { "SCSI" "RBC" }
           description     "
               Specify the transport protocols and command code systems
               transported by the interface. Currently only the SCSI
               transparent command set is implemented."
       }

       cdl_option CYGDAT_IO_USB_SLAVE_MSD0_EP0 {
           display       "Name of EP0 structure"
           flavor        data               
           default_value { "usbs_at91_ep0" }
           description   "
               The name of the variable that contains the endpoint 0
               structure.  This should be set to the EP0 structure for
               the desired USB device driver such as usbs_at91_ep0,
               usbs_sa11x0_ep0, etc"
       }

       cdl_option CYGNUM_IO_USB_SLAVE_MSD0_EP0_MAX_PACKET_SIZE {
           display       "The size of EP0"
           flavor        data
           default_value 8
           legal_values  { 8 16 64 } 
           description   "
               The size of the EP0 hardware buffer on the specific USB
               chip used."
       } 


       cdl_component CYGPKG_IO_USB_SLAVE_MSD0_STATIC_EP {
           display         "Use static I/O endpoint structures"
           flavor          bool
           default_value   1
           description     "
               Enables the use of static I/O endpoint structures. Some
               USB slave device drivers implement dynamic endpoint
               configuration and therefore require this component to be
               disabled."

           cdl_option  CYGDAT_IO_USB_SLAVE_MSD0_TX_EP {
               display         "The Tx (USB IN) endpoint structure"
               flavor         data               
               default_value  { "usbs_at91_ep1" }
               description    "
                   The endpoint structure that corresponds to the selected
                   Tx endpoint number. This is dependent on the USBS device
                   driver selected, and could be usbs_at91_ep1,
                   usbs_sa11x0_ep1, etc"
           }
       
           cdl_option CYGDAT_IO_USB_SLAVE_MSD0_RX_EP {
               display         "The Rx (USB OUT) endpoint structure"
               flavor         data               
               default_value  { "usbs_at91_ep2" }
               description    "
                   The endpoint structure that corresponds to the selected
                   Rx endpoint number. This is dependent on the USBS device
                   driver selected, and could be usbs_at91_ep2,
                   usbs_sa11x0_ep2, etc"
          }
       }

       cdl_option CYGNUM_IO_USB_SLAVE_MSD0_TX_EP_NUM {
           display       "Tx (USB IN) endpoint number"
           flavor        data
           default_value 1
           description   "
               The endpoint that should be used for the device-side
               transmitter, which is the USB IN direction."
       }
       
       cdl_option CYGNUM_IO_USB_SLAVE_MSD0_TX_EP_MAX_PACKET_SIZE {
           display       "Tx (USB IN) endpoint sze"
           flavor        data
           default_value 64
           legal_values  { 32 64 128 256 512 } 
           description   "
               The size of the Tx EP hardware buffer on the specific USB
               chip used."
       }        

       cdl_option CYGNUM_IO_USB_SLAVE_MSD0_RX_EP_NUM {
           display         "Rx (USB OUT) endpoint number"
           flavor          data
           default_value   2
           description     "
               The endpoint that should be used for the device-side
               receiver, which is the USB OUT direction."
       } 

       cdl_option CYGNUM_IO_USB_SLAVE_MSD0_RX_EP_MAX_PACKET_SIZE {
           display       "Rx (USB OUT) endpoint size"
           flavor        data
           default_value 64
           legal_values  { 32 64 128 256 512} 
           description   "
               The size of the Rx EP hardware buffer on the specific USB
               chip used."
       }  
       
       cdl_option CYGNUM_IO_USB_SLAVE_MSD0_VENDOR_ID {
           display       "USB Forum Vendor ID"
           flavor        data
           default_value 0xFFFF
           legal_values  1 to 0xFFFF
           description   "
               Each USB vendor has an Vendor ID allocated to it by the
               USB-IF organization.  Any arbitrary value can be selected
               for testing provided that it doesn't conflict with devices
               on the development host, but a device should NEVER be
               released publicly without a valid Vendor ID"
       }

       cdl_option CYGNUM_IO_USB_SLAVE_MSD0_PRODUCT_ID {
           display       "USB product ID"
           flavor        data
           default_value 1
           legal_values  1 to 0xFFFF
           description   "
               You are free to select an arbitrary 16-bit Product ID for
               a device. The combination of Vendor ID and Product ID
               uniquely identified a USB device."
       }

       cdl_option CYGDAT_IO_USB_SLAVE_MSD0_MFG_STR {
          display       "The Device Vendor's Name (Manufacturer String)"
           flavor        data
           default_value { "\"eCos\"" }
           description "
                   The standard USB enumeration allows for a
                   manufacturer's name which is normally reported to the
                   user when the device is first plugged into the host."
       }

       cdl_option CYGDAT_IO_USB_SLAVE_MSD0_PRODUCT_STR {
           display       "The Device Product Name"
           flavor        data
           default_value { "\"eCos USB Mass Storage Device\"" }
           description "
                   The standard USB enumeration allows for a product name
                   which is normally reported to the user when the device
                   is first plugged into the host."
       }

       cdl_option CYGDAT_IO_USB_SLAVE_MSD0_SERIAL_STR {
           display       "The Device Product Serial Number"
           flavor        data
           default_value { "\"123456789AB\"" }
           description "
                   The standard USB enumeration allows for a serial number."
       }
       
        cdl_option CYGDAT_IO_USB_SLAVE_MSD0_LUN0_NAME {
           display       "LUN0 entry name"
           flavor        data
           default_value { "\"/dev/ramdisk0/1\"" }
           description "
               Specify the logical unit 0 devtab entry name. The default value
               correspond to the partition 1 of the RAM disk created in the
               USBS mass storage example application."
       }               
       
       cdl_option CYGOPT_IO_USB_SLAVE_MSD0_BUSPOWERED {
           display       "The Device is bus powered"
           default_value 0
           flavor        bool
           description   "
               Tells the host whether the Device is a bus powered
               device or a self powered device."
       }

       cdl_option CYGNUM_IO_USB_SLAVE_MSD0_CURRENTDRAW {
           display       "Maximum current (in mA) drawn from USB bus"
           flavor        data
           default_value 100
           legal_values  1 to 500
           requires      { (CYGNUM_IO_USB_SLAVE_MSD_CURRENTDRAW > 100) 
                         implies CYGOPT_IO_USB_SLAVE_MSD_BUSPOWERED }
           description   "
               The maximum current drawn by the Device from the USB bus.
               It should report the peak value. A self powered device
               can draw up to 100mA, a bus powered device can draw up to
               500mA. (If it is sometimes below 100mA and sometimes over,
               then a transition could be done at runtime between self and
               bus powered modes, but that would be complicated and the
               device would have to return from configured to addressed
               state. For details, see the USB specification.)"
       }

    }

    cdl_option  CYGBLD_IO_USB_SLAVE_MSD_DEBUG {
        display       "Enable debug output from the driver"
        default_value 0
        flavor        bool
        description   "
            The driver may produce debug output which can be
            useful to work out why it is not working as expected."
    }
    
    cdl_option  CYGBLD_IO_USB_SLAVE_MSD_TRACE {
        display       "Enable trace output from the driver"
        default_value 0
        flavor        bool
        description   "
            Allow tracing of every USB transaction for debugging 
            purpose."
    }    

    cdl_option CYGSEM_IO_USB_SLAVE_MSD_STALL_ENABLE {
        display       "Enable application to stall endpoints"
        default_value 0
        flavor        bool
        description   "
            A mass storage device must stall one or both bulk endpoints in 
            several situations. However, not all USB device drivers seems
            to implement this functionality correctly. Hence this option is
            disable be default. Testing shows that both Linux and Windows can
            handle mass storage with stall disable."
    }   

    cdl_component CYGPKG_IO_USB_SLAVE_MSD_OPTIONS {
    display     "Build options"
    flavor      none

    description "
        Package-specific build options including control over compiler
        flags used only in building this package."

        cdl_option CYGPKG_IO_USB_SLAVE_MSD_CFLAGS_ADD {
            display "Additional compiler flags"
            flavor  data
            no_define
            default_value { "" }
            description   "
                This option modifies the set of compiler flags for
                building this package. These flags are used in addition
                to the set of global flags."
        }
 
        cdl_option CYGPKG_IO_USB_SLAVE_MSD_CFLAGS_REMOVE {
            display "Suppressed compiler flags"
            flavor  data
            no_define
            default_value { "" }
            description   "
                This option modifies the set of compiler flags for
                building this package. These flags are removed from
                the set of global flags if present."
        }
        
        cdl_component CYGBLD_IO_USB_SLAVE_MSD_EXAMPLES {
            display "Build example programs"
            no_define     
            description "
                Enabling this option will cause the example program
                to be built using the normal test case infrastructure."
            
             cdl_option CYGPKG_IO_USB_SLAVE_MSD_TESTS {
                 display "USBS MSD example/test program"
                 no_define
                 flavor data
                 calculated { "tests/usbs_test_ramdisk" }
                 description "
                     usbs_test_ramdisk creates a tiny FAT12 file-system
                     on top of a 'ram disk' device. The USB MSD service is
                     started and the disk should appear at the host side as
                     a regular mass storage device. If the FAT file-system 
                     package is included, some files will be created prior to
                     the USB MSD device to be started."
             }
        }

    }
}