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// IBM_PROLOG_BEGIN_TAG
// This is an automatically generated prolog.
//
// $Source: src/usr/intr/test/intrtest.H $
//
// IBM CONFIDENTIAL
//
// COPYRIGHT International Business Machines Corp. 2011
//
// p1
//
// Object Code Only (OCO) source materials
// Licensed Internal Code Source Materials
// IBM HostBoot Licensed Internal Code
//
// The source code for this program is not published or other-
// wise divested of its trade secrets, irrespective of what has
// been deposited with the U.S. Copyright Office.
//
// Origin: 30
//
// IBM_PROLOG_END
#ifndef __INTRTEST_H
#define __INTRTEST_H
#include <cxxtest/TestSuite.H>
#include <intr/interrupt.H>
#include <errl/errlentry.H>
#include <errl/errlmanager.H>
#include <kernel/console.H>
#include <targeting/targetservice.H>
#include <targeting/util.H>
#include <sys/time.h>
#include <sys/mmio.h>
extern trace_desc_t * g_trac_intr;
class IntrTest: public CxxTest::TestSuite
{
public:
/**
* @brief INTR test setup values
*/
void test_verifyState( void )
{
// TODO Temporaritly DISABLE in VBU until P8 support is verfied
if( TARGETING::is_vpo() )
{
return;
}
//// Add support for second chip (dummy)
////uint32_t fake_pir = 0x00000001 << 5; // P7
//uint32_t fake_pir = 0x00000001 << 7; // P8
//msg_q_t intr_msgQ = msg_q_resolve(INTR_MSGQ);
//msg_t * msg = msg_allocate();
//msg->type = INTR::MSG_INTR_ADD_CPU_USR;
//msg->data[0] = fake_pir;
//msg_sendrecv(intr_msgQ, msg);
//msg_free(msg);
// all the simics registers
for(uint64_t chip = 0; chip < 1; ++chip)
{
// simics P8 appears to support 8 threads on 1 core.
// simics P7 appears to support 4 threads on 2 cores.
// for P7, pretending to have 8 threads works because the
// bit fields for cores and threads are contiguous so we can
// let the thread count overflow into the core field. so this
// works for p7 as well.
for(uint64_t thread = 0; thread < 8; ++thread)
{
uint64_t offset = (chip << 20) | (thread << 12);
uint32_t * addr =
reinterpret_cast<uint32_t *>(iv_baseAddr + offset);
if(offset == 0) // Master cpu
{
if(*addr != 0xFF000000)
{
TS_FAIL
("INTR:Master cpu not initialized-XIRR@%p=0x%08x",
addr,*addr);
}
}
// TODO remove restriction when/if simics supports
// more than 2 chips and 4 threads each
if (chip < 2 && thread < 4)
{
if(offset != 0 && *addr != 0)
{
TS_FAIL("INTR:Chip %ld Thread %ld bad XIRR@%p=0x%08x",
chip,thread,addr,*addr);
}
if(*(addr+4) != 0x40000000 ||
*(addr+5) != 0x40000000 ||
*(addr+6) != 0xC0000000)
{
TS_FAIL("INTR:Chip %ld Thread %ld bad LINKS"
" 0x%08x 0x%08x 0x%08x",
chip,thread,
*(addr+4),*(addr+5),*(addr+6));
}
}
}
}
}
/**
* @brief Disable then Enable interrupt handling
*/
void test_enableDisable( void )
{
// TODO Temporaritly DISABLE in VBU until P8 support is confirmed
if( TARGETING::is_vpo() )
{
return;
}
uint32_t * addr = reinterpret_cast<uint32_t *>(iv_baseAddr);
errlHndl_t err = INTR::disableExternalInterrupts();
if(err)
{
TS_FAIL("INTR::disableExternalInterrupts returned error log");
delete err;
err = NULL;
}
if((*addr & 0xFF000000) != 0)
{
TS_FAIL("INTR not disabled. Addr %p",addr);
}
err = INTR::enableExternalInterrupts();
if(err)
{
TS_FAIL("INTR::enableExternalInterrupts returned error log");
delete err;
err = NULL;
}
if((*addr & 0xFF000000) != 0xFF000000)
{
TS_FAIL("INTR not enabled. Addr %p", addr);
}
}
/**
* @brief Register an interrupt message queue, force an interrupt,
* then handle the interrupt.
*/
void test_intr( void )
{
// TODO Temporaritly DISABLE in VBU until P8 support is confirmed
if( TARGETING::is_vpo() )
{
return;
}
errlHndl_t err = NULL;
// Need to register a msgq
msg_q_t msgQ = msg_q_create();
err = INTR::registerMsgQ(msgQ,INTR::INTERPROC);
if(err)
{
TS_FAIL("Errl from INTR::registerMsgQ()");
delete err;
err = NULL;
}
// Force an interrupt by writing to the MFFR on master
volatile uint8_t * mfrr =
reinterpret_cast<uint8_t *>(iv_baseAddr+12);
*(mfrr) = 0x55;
*(mfrr) = 0xff;
msg_t* msg = msg_wait(msgQ); // wait for interrupt msg
TRACFCOMP(g_trac_intr,"Interrupt handled! Type=%lx",msg->type);
if(msg->type != INTR::INTERPROC)
{
TS_FAIL("INTR::unexpected interrupt type %lx",msg->type);
}
msg_respond(msgQ,msg);
msgQ = INTR::unRegisterMsgQ(INTR::INTERPROC);
if(msgQ)
{
msg_q_destroy(msgQ);
}
else
{
TS_FAIL("INTR::unRegisterMsgQ failed");
}
}
IntrTest() : CxxTest::TestSuite()
{
iv_baseAddr = reinterpret_cast<uint64_t>
(mmio_dev_map(reinterpret_cast<void*>(cv_realAddr),THIRTYTWO_MB));
TRACDCOMP(g_trac_intr,"IntrTest()> iv_baseAddr=0x%.X",iv_baseAddr);
};
~IntrTest()
{
mmio_dev_unmap(reinterpret_cast<void*>(iv_baseAddr));
};
private:
uint64_t iv_baseAddr;
static const uint64_t cv_realAddr;
};
//note: this must be changed if the BAR changes
const uint64_t IntrTest::cv_realAddr = 0x3fbff9000000ul;
#endif
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