From 0e2ffebb82af721299f2df9089f66f9da68e1e1e Mon Sep 17 00:00:00 2001 From: Dean Camera Date: Tue, 1 Sep 2009 13:47:11 +0000 Subject: Added documentation for the constants and enums of the new StillImage Host Class driver added to the library so far. --- LUFA/Drivers/USB/Class/Common/StillImage.h | 60 ++++++++++++++++-------------- LUFA/Drivers/USB/Class/Host/StillImage.c | 2 + LUFA/Drivers/USB/Class/Host/StillImage.h | 2 + 3 files changed, 37 insertions(+), 27 deletions(-) (limited to 'LUFA/Drivers') diff --git a/LUFA/Drivers/USB/Class/Common/StillImage.h b/LUFA/Drivers/USB/Class/Common/StillImage.h index 804b31255..84dee7156 100644 --- a/LUFA/Drivers/USB/Class/Common/StillImage.h +++ b/LUFA/Drivers/USB/Class/Common/StillImage.h @@ -45,7 +45,7 @@ #include "../../USB.h" #include - + /* Enable C linkage for C++ Compilers: */ #if defined(__cplusplus) extern "C" { @@ -55,11 +55,10 @@ /** Length in bytes of a given Unicode string's character length * * \param[in] chars Total number of Unicode characters in the string + * + * \return Number of bytes of the given unicode string */ #define UNICODE_STRING_LENGTH(chars) (chars << 1) - - /** Timeout period between the issuing of a command to a device, and the reception of the first packet */ - #define COMMAND_DATA_TIMEOUT_MS 5000 /** Used in the DataLength field of a PIMA container, to give the total container size in bytes for * a command container. @@ -67,28 +66,16 @@ * \param[in] params Number of parameters which are to be sent in the Param field of the container */ #define PIMA_COMMAND_SIZE(params) ((sizeof(SI_PIMA_Container_t) - sizeof(((SI_PIMA_Container_t*)NULL)->Params)) + \ - (params * sizeof(((SI_PIMA_Container_t*)NULL)->Params[0]))) + (params * sizeof(uint32_t))) /** Used in the DataLength field of a PIMA container, to give the total container size in bytes for * a data container. * * \param[in] datalen Length in bytes of the data in the container */ - #define PIMA_DATA_SIZE(datalen) ((sizeof(SI_PIMA_Container_t) - sizeof(((SI_PIMA_Container_t*)NULL)->Params)) + datalen) + #define PIMA_DATA_SIZE(datalen) ((sizeof(SI_PIMA_Container_t) - sizeof(((SI_PIMA_Container_t*)NULL)->Params)) + \ + datalen) - /* Type defines: */ - /** Type define for a PIMA container, use to send commands and receive responses to and from an - * attached Still Image device. - */ - typedef struct - { - uint32_t DataLength; /**< Length of the container and data, in bytes */ - uint16_t Type; /**< Container type, a value from the PIMA_Container_Types_t enum */ - uint16_t Code; /**< Command, event or response code of the container */ - uint32_t TransactionID; /**< Unique container ID to link blocks together */ - uint32_t Params[4]; /**< Block parameters to be issued along with the block code (command blocks only) */ - } SI_PIMA_Container_t; - /* Enums: */ /** Enum for the possible PIMA contains types. */ enum SI_PIMA_Container_Types_t @@ -101,19 +88,38 @@ }; /* Enums: */ + /** Enums for the possible status codes of a returned Response Block from an attached PIMA compliant Still Image device. */ enum SI_PIMA_ResponseCodes_t { - PIMA_RESPONSE_OK = 1, - PIMA_RESPONSE_GeneralError = 2, - PIMA_RESPONSE_SessionNotOpen = 3, - PIMA_RESPONSE_InvalidTransaction = 4, - PIMA_RESPONSE_OperationNotSupported = 5, - PIMA_RESPONSE_ParameterNotSupported = 6, + PIMA_RESPONSE_OK = 1, /**< Response code indicating no error in the issued command */ + PIMA_RESPONSE_GeneralError = 2, /**< Response code indicating a general error while processing the + * issued command + */ + PIMA_RESPONSE_SessionNotOpen = 3, /**< Response code indicating that the sent command requires an open + * session before being issued + */ + PIMA_RESPONSE_InvalidTransaction = 4, /**< Response code indicating an invalid transaction occurred */ + PIMA_RESPONSE_OperationNotSupported = 5, /**< Response code indicating that the issued command is not supported + * by the attached device + */ + PIMA_RESPONSE_ParameterNotSupported = 6, /**< Response code indicating that one or more of the issued command's + * parameters are not supported by the device + */ }; /* Type Defines: */ - - + /** Type define for a PIMA container, use to send commands and receive responses to and from an + * attached Still Image device. + */ + typedef struct + { + uint32_t DataLength; /**< Length of the container and data, in bytes */ + uint16_t Type; /**< Container type, a value from the PIMA_Container_Types_t enum */ + uint16_t Code; /**< Command, event or response code of the container */ + uint32_t TransactionID; /**< Unique container ID to link blocks together */ + uint32_t Params[4]; /**< Block parameters to be issued along with the block code (command blocks only) */ + } SI_PIMA_Container_t; + /* Disable C linkage for C++ Compilers: */ #if defined(__cplusplus) } diff --git a/LUFA/Drivers/USB/Class/Host/StillImage.c b/LUFA/Drivers/USB/Class/Host/StillImage.c index 10759f6bf..40ef4f23e 100644 --- a/LUFA/Drivers/USB/Class/Host/StillImage.c +++ b/LUFA/Drivers/USB/Class/Host/StillImage.c @@ -222,6 +222,8 @@ uint8_t SImage_Host_RecieveBlockHeader(USB_ClassInfo_SI_Host_t* SIInterfaceInfo, Pipe_Read_Stream_LE(&PIMAHeader->Params, ParamBytes, NO_STREAM_CALLBACK); Pipe_ClearIN(); + + PIMAHeader->Code &= 0x0000000F; } Pipe_Freeze(); diff --git a/LUFA/Drivers/USB/Class/Host/StillImage.h b/LUFA/Drivers/USB/Class/Host/StillImage.h index f4d1bb144..4d3779603 100644 --- a/LUFA/Drivers/USB/Class/Host/StillImage.h +++ b/LUFA/Drivers/USB/Class/Host/StillImage.h @@ -138,6 +138,8 @@ #define SI_FOUND_DATAPIPE_IN (1 << 1) #define SI_FOUND_DATAPIPE_OUT (1 << 2) + #define COMMAND_DATA_TIMEOUT_MS 5000 + /* Function Prototypes: */ #if defined(INCLUDE_FROM_SI_CLASS_HOST_C) static uint8_t DComp_SI_Host_NextSIInterface(void* CurrentDescriptor) ATTR_NON_NULL_PTR_ARG(1); -- cgit v1.2.3