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Reference Manual AFDX / ARINC 664 Application Interface Library
153
Section 4 – Function Reference: Receiver Functions
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Prototype:
AiReturn FdxCmdRxVLGetActivity (AiUInt32 ul_Handle,
const TY_FDX_RX_VL_ACTIVITY_IN *px_VLActivityIn,
TY_FDX_RX_VL_ACTIVITY_OUT *px_VLActivityOut);
Driver Command:
FDX_RX_VL_GET_ACTIVITY (0x00008077)
Purpose:
This function is used to obtain the activity status for all active or a specific Virtual Link(s). The
memory which is needed for this list has to be provided by the application.
Input:
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Structure, containing control parameters for the VL Activity command.
typedef struct {
AiUInt32
ul_Mode;
AiUInt32
ul_VLId;
AiUInt32
ul_MaxReadBytes;
}
TY_FDX_RX_VL_ACTIVITY_IN;
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Following modes are supported :
Mode
Description
FDX_RX_VL_ACT_ALL Gets
Activity
Information of all active VLs
FDX_RX_VL_ACT_VL
Get Activity Information for a specific VL
FDX_RX_VL_ACT_CNT
Get count of current active VLs
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Virtual Link Identifier. A value in a range from 0 to 65535. This value is part of the MAC
destination address. The parameter is only applicable in case of FDX_RX_VL_ACT_VL mode
(see above).
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Maximum number of bytes which can be written to the provided data buffer.
Summary of Contents for AFDX / ARINC 664
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