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Diffstat (limited to 'slof/fs/usb/usb-storage-wrapper.fs')
| -rw-r--r-- | slof/fs/usb/usb-storage-wrapper.fs | 181 |
1 files changed, 181 insertions, 0 deletions
diff --git a/slof/fs/usb/usb-storage-wrapper.fs b/slof/fs/usb/usb-storage-wrapper.fs new file mode 100644 index 0000000..eb3d547 --- /dev/null +++ b/slof/fs/usb/usb-storage-wrapper.fs @@ -0,0 +1,181 @@ +\ ***************************************************************************** +\ * Copyright (c) 2004, 2007 IBM Corporation +\ * All rights reserved. +\ * This program and the accompanying materials +\ * are made available under the terms of the BSD License +\ * which accompanies this distribution, and is available at +\ * http://www.opensource.org/licenses/bsd-license.php +\ * +\ * Contributors: +\ * IBM Corporation - initial implementation +\ ****************************************************************************/ + +\ ----------------------------------------------------------- +\ OF properties +\ ----------------------------------------------------------- + +s" scsi" device-name +s" block-type" device-type +1 encode-int s" #address-cells" property +0 encode-int s" #size-cells" property + + +: encode-unit 1 hex-encode-unit ; + +: decode-unit 1 hex-decode-unit ; + + +\ ----------------------------------------------------------- +\ Specific properties +\ ----------------------------------------------------------- + +1 chars alloc-mem VALUE ch-buffer +8 VALUE mps-dcp +0 VALUE port-number +0 VALUE my-usb-address + + +: control-std-get-maxlun + ( MPS fun-addr dir data-buff data-len -- TRUE | FALSE ) + s" control-std-get-maxlun" $call-parent +; + + +: control-std-get-configuration-descriptor + ( data-buffer data-len MPS funcAddr -- TRUE|FALSE ) + s" control-std-get-configuration-descriptor" $call-parent +; + +: rw-endpoint + ( pt ed-type toggle buffer length mps address -- toggle TRUE|toggle FALSE ) + s" rw-endpoint" $call-parent +; + +: controlxfer ( dir addr dlen setup-packet MPS ep-fun -- TRUE|FALSE ) + s" controlxfer" $call-parent +; + +: control-std-set-configuration + ( configvalue FuncAddr -- TRUE|FALSE ) + s" control-std-set-configuration" $call-parent +; + +\ This method is used for extracting the properties from it's parent and +\ storing these value to temporary variable so that they can used later. + +: extract-properties ( -- ) + s" USB-ADDRESS" get-inherited-property ( prop-addr prop-len FALSE | TRUE ) + IF + s" notpossible" usb-debug-print + ELSE + decode-int nip nip to my-usb-address + THEN + s" MPS-DCP" get-inherited-property ( prop-addr prop-len FALSE | TRUE ) + IF + s" MPS-DCP property not found.Assume 8 as MAX PACKET SIZE" usb-debug-print + s" for the default control pipe" usb-debug-print + 8 to mps-dcp + ELSE + s" MPS-DCP property found!!" usb-debug-print + decode-int nip nip to mps-dcp + THEN + s" reg" get-inherited-property ( prop-addr prop-len FLASE | TRUE ) + IF + s" notpossible" usb-debug-print + ELSE + decode-int nip nip to port-number + THEN +; + + +\ This method is used for creating the child nodes for every Logical unit +\ available in the device, this method will call control-std-get-maxlun for +\ for finding the maximum Logical units supported by the device and along with +\ the creation of nodes this method encodes the properties of the node also. + +: create-tree ( -- ) + mps-dcp my-usb-address 0 ch-buffer 1 ( MPS fun-addr dir data-buff data-len ) + control-std-get-maxlun ( TRUE | FALSE ) + + \ This method extracts the maximum number of Logical Units Supported by + \ the Device . if no Logical Units are present then 0 will be taken as the + \ max logical units. if the device doesn't support the GET-MAX-LUN command + \ then the device may can be stalled as a temporary fix to come out from + \ the stalling situations we can issue the control-std-set-configuration with + \ appropriate arguments + + + IF + s" GET-MAX-LUN IS WORKING :" usb-debug-print + ELSE + s" ERROR in GET-MAX-LUN " usb-debug-print + THEN + ch-buffer c@ 1 + 0 ( max-lun+1 0 ) + DO + s" iManufacturer" get-inherited-property drop ( prop-addr prop-len TRUE ) + decode-int nip nip ( iManu ) + s" iProduct" get-inherited-property drop + ( iManu prop-addr prop-len TRUE | FALSE ) + decode-int nip nip ( iManu iProd ) + s" iSerialNumber" get-inherited-property drop + ( iManu iProd prop-addr prop-len TRUE | FALSE ) + decode-int nip nip ( iManu iProd iSerNum ) + s" MPS-BULKOUT" get-inherited-property drop + ( iManu iProd iSerNum prop-len prop-addr TRUE | FALSE ) + decode-int nip nip ( iManu iProd iSerNum MPS-BULKOUT ) + s" BULK-OUT-EP-ADDR" get-inherited-property drop + ( iManu iProd iSerNum MPS-BULKOUT prop-addr prop-len TRUE|FALSE ) + decode-int nip nip ( iManu iProd iSerNum MPS-BULKOUT BULK-OUT-EP-ADDR ) + s" MPS-BULKIN" get-inherited-property drop + ( iManu iProd iSerNum MPS-BULKOUT BULK-OUT-EP-ADDR prop-addr prop-len + TRUE | FALSE ) + decode-int nip nip + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR MPS-BULKIN ) + s" BULK-IN-EP-ADDR" get-inherited-property drop + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR MPS-BULKIN prop-addr + prop-len TRUE | FALSE ) + decode-int nip nip + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR MPS-BULKIN + BULKIN-EP-ADDR ) + mps-dcp port-number my-usb-address I + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR MPS-BULKIN + BULKIN-EP-ADDR mps-dcp port-address my-usb-address lun-number ) + new-device + + \ creates new device child node, doesn't consume any argument from stack + + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR MPS-BULKIN + BULKIN-EP-ADDR mps-dcp port-address my-usb-address lun-number ) + + set-space + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR MPS-BULKIN + BULKIN-EP-ADDR mps-dcp port-number my-usb-address ) + encode-int s" USB-ADDRESS" property + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR MPS-BULKIN + BULKIN-EP-ADDR mps-dcp port-number ) + encode-int s" reg" property + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR MPS-BULKIN ) + ( BULKIN-EP-ADDR mps-dcp port-number ) + encode-int s" MPS-DCP" property + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR MPS-BULKIN + BULKIN-EP-ADDR ) + I encode-int s" LUN" property + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR MPS-BULKIN + BULKIN-EP-ADDR ) + encode-int s" BULK-IN-EP-ADDR" property + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR MPS-BULKIN ) + encode-int s" MPS-BULKIN" property + ( iManu iProd iSernum MPS-BULKOUT BULK-OUT-EP-ADDR ) + encode-int s" BULK-OUT-EP-ADDR" property + ( iManu iProd iSernum MPS-BULKOUT ) + encode-int s" MPS-BULKOUT" property ( iManu iProd iSerNum ) + encode-int s" iSerialNumber" property ( iManu iProd ) + encode-int s" iProduct" property ( iManu ) + encode-int s" iManufacturer" property ( -- ) + s" usb-storage.fs" INCLUDED + finish-device + LOOP +; + +extract-properties \ Extract the properties from parent +create-tree \ this method creates the node for every lun with properties |