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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"
33 #include "debug/DirectedTest.hh"
35 SeriesRequestGenerator::SeriesRequestGenerator(const Params
*p
)
36 : DirectedGenerator(p
)
38 m_status
= SeriesRequestGeneratorStatus_Thinking
;
41 m_addr_increment_size
= p
->addr_increment_size
;
42 m_issue_writes
= p
->issue_writes
;
45 SeriesRequestGenerator::~SeriesRequestGenerator()
50 SeriesRequestGenerator::initiate()
52 DPRINTF(DirectedTest
, "initiating request\n");
53 assert(m_status
== SeriesRequestGeneratorStatus_Thinking
);
55 RubyDirectedTester::CpuPort
* port
=
56 safe_cast
<RubyDirectedTester::CpuPort
*>(m_directed_tester
->
57 getCpuPort(m_active_node
));
61 // For simplicity, requests are assumed to be 1 byte-sized
62 Request
*req
= new Request(m_address
, 1, flags
, masterId
);
66 cmd
= MemCmd::WriteReq
;
68 cmd
= MemCmd::ReadReq
;
70 PacketPtr pkt
= new Packet(req
, cmd
, m_active_node
);
71 uint8_t* dummyData
= new uint8_t;
73 pkt
->dataDynamic(dummyData
);
75 if (port
->sendTiming(pkt
)) {
76 DPRINTF(DirectedTest
, "initiating request - successful\n");
77 m_status
= SeriesRequestGeneratorStatus_Request_Pending
;
80 // If the packet did not issue, must delete
81 // Note: No need to delete the data, the packet destructor
86 DPRINTF(DirectedTest
, "failed to initiate request - sequencer not ready\n");
92 SeriesRequestGenerator::performCallback(uint32_t proc
, Addr address
)
94 assert(m_active_node
== proc
);
95 assert(m_address
== address
);
96 assert(m_status
== SeriesRequestGeneratorStatus_Request_Pending
);
98 m_status
= SeriesRequestGeneratorStatus_Thinking
;
100 if (m_active_node
== m_num_cpus
) {
102 // Cycle of requests completed, increment cycle completions and restart
105 m_directed_tester
->incrementCycleCompletions();
106 m_address
+= m_addr_increment_size
;
111 SeriesRequestGenerator
*
112 SeriesRequestGeneratorParams::create()
114 return new SeriesRequestGenerator(this);