78 lines
1.2 KiB
Protocol Buffer
78 lines
1.2 KiB
Protocol Buffer
syntax = "proto3";
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import "google/rpc/status.proto";
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option cc_generic_services = true;
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package mesytec.mnode.vme;
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enum DataWidth
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{
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D16 = 0;
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D32 = 1;
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}
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message AddressModifier
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{
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uint32 value = 1;
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}
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enum EsstRate
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{
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UNKNOWN = 0;
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RATE_160MB = 1;
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RATE_276MB = 2;
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RATE_320MB = 3;
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}
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message ReadRequestOptions
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{
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optional bool late_read = 1;
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optional bool fifo_read = 2;
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optional bool swapped_read = 3;
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optional EsstRate esst_rate = 4;
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optional uint32 max_transfers = 5;
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}
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message ReadRequest
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{
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uint32 address = 1;
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AddressModifier amod = 2;
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DataWidth width = 3;
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ReadRequestOptions options = 4;
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}
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message WriteRequest
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{
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uint32 address = 1;
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uint32 value = 2;
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AddressModifier amod = 3;
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DataWidth width = 4;
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}
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enum ResponseFlags
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{
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NONE = 0;
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TIMEOUT = 1;
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BUS_ERROR = 2;
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SYNTAX_ERROR = 3;
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}
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message ReadResponse
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{
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repeated uint32 values = 1;
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optional ResponseFlags flags = 2;
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optional google.rpc.Status status = 3;
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}
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message WriteResponse
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{
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optional ResponseFlags flags = 2;
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optional google.rpc.Status status = 3;
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}
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service VmeAccess
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{
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rpc Read(ReadRequest) returns (ReadResponse);
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rpc Write(WriteRequest) returns (WriteResponse);
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}
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