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30 #include "cpu/testers/directedtest/DirectedGenerator.hh"
31 #include "cpu/testers/directedtest/RubyDirectedTester.hh"
32 #include "cpu/testers/directedtest/SeriesRequestGenerator.hh"
34 SeriesRequestGenerator::SeriesRequestGenerator(const Params
*p
)
35 : DirectedGenerator(p
)
37 m_status
= SeriesRequestGeneratorStatus_Thinking
;
40 m_addr_increment_size
= p
->addr_increment_size
;
41 m_issue_writes
= p
->issue_writes
;
44 SeriesRequestGenerator::~SeriesRequestGenerator()
49 SeriesRequestGenerator::initiate()
51 DPRINTF(DirectedTest
, "initiating request\n");
52 assert(m_status
== SeriesRequestGeneratorStatus_Thinking
);
54 RubyDirectedTester::CpuPort
* port
=
55 safe_cast
<RubyDirectedTester::CpuPort
*>(m_directed_tester
->
56 getCpuPort(m_active_node
));
60 // For simplicity, requests are assumed to be 1 byte-sized
61 Request
*req
= new Request(m_address
, 1, flags
);
65 cmd
= MemCmd::WriteReq
;
67 cmd
= MemCmd::ReadReq
;
69 PacketPtr pkt
= new Packet(req
, cmd
, m_active_node
);
70 uint8_t* dummyData
= new uint8_t;
72 pkt
->dataDynamic(dummyData
);
74 if (port
->sendTiming(pkt
)) {
75 DPRINTF(DirectedTest
, "initiating request - successful\n");
76 m_status
= SeriesRequestGeneratorStatus_Request_Pending
;
79 // If the packet did not issue, must delete
80 // Note: No need to delete the data, the packet destructor
85 DPRINTF(DirectedTest
, "failed to initiate request - sequencer not ready\n");
91 SeriesRequestGenerator::performCallback(uint proc
, Addr address
)
93 assert(m_active_node
== proc
);
94 assert(m_address
== address
);
95 assert(m_status
== SeriesRequestGeneratorStatus_Request_Pending
);
97 m_status
= SeriesRequestGeneratorStatus_Thinking
;
99 if (m_active_node
== m_num_cpus
) {
101 // Cycle of requests completed, increment cycle completions and restart
104 m_directed_tester
->incrementCycleCompletions();
105 m_address
+= m_addr_increment_size
;
110 SeriesRequestGenerator
*
111 SeriesRequestGeneratorParams::create()
113 return new SeriesRequestGenerator(this);