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/* IBM_PROLOG_BEGIN_TAG
* This is an automatically generated prolog.
*
* $Source: src/usr/testcore/kernel/misctest.H $
*
* IBM CONFIDENTIAL
*
* COPYRIGHT International Business Machines Corp. 2012
*
* 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_TAG
*/
#ifndef __TESTCORE_KERNEL_MISC_H
#define __TESTCORE_KERNEL_MISC_H
#include <sys/misc.h>
#include <kernel/cpumgr.H>
#include <targeting/common/targetservice.H>
/** @file misctest.H
*
* Testcases for the system calls in sys/misc.h
*/
class MiscTest : public CxxTest::TestSuite
{
public:
/** Tests for cpu_spr_value() */
void testCpuSprValue()
{
if (CpuManager::WAKEUP_MSR_VALUE != cpu_spr_value(CPU_SPR_MSR))
{
TS_FAIL("MSR value is not as expected.");
}
if (CpuManager::WAKEUP_LPCR_VALUE != cpu_spr_value(CPU_SPR_LPCR))
{
TS_FAIL("LPCR value is not as expected.");
}
}
/** Tests for mm_virt_to_phys() */
void testVirtToPhys()
{
uint64_t phys = 0;
uint64_t hrmor = cpu_spr_value(CPU_SPR_HRMOR);
// Verify a regular heap address
uint8_t* heap = (uint8_t*)malloc(1);
*heap = 0xAB; //to make sure it gets paged in
phys = mm_virt_to_phys( heap );
if( phys != (reinterpret_cast<uint64_t>(heap)|hrmor) )
{
TS_FAIL("Unexpected Physical Address for Heap.");
TS_TRACE( "heap> virt=%p, phys=%lX", (void*)heap, phys );
}
free(heap);
// Verify a regular stack address
phys = mm_virt_to_phys( (void*)&phys );
if( phys < hrmor )
{
TS_FAIL("Unexpected Physical Address for Stack.");
TS_TRACE( "stack> virt=%p, phys=%lX", &phys, phys );
}
// Verify a MMIO (XSCOM)
TARGETING::EntityPath epath(TARGETING::EntityPath::PATH_PHYSICAL);
epath.addLast(TARGETING::TYPE_SYS,0);
epath.addLast(TARGETING::TYPE_NODE,0);
epath.addLast(TARGETING::TYPE_PROC,1);
TARGETING::Target* l_targ =
TARGETING::targetService().toTarget(epath);
if(l_targ != NULL)
{
uint64_t xscom =
l_targ->getAttr<TARGETING::ATTR_XSCOM_VIRTUAL_ADDR>();
phys = mm_virt_to_phys( (void*)xscom );
if( (phys != (1020*TERABYTE+32*GIGABYTE))
&& (xscom != 0) ) //never got set
{
TS_FAIL("Unexpected Physical Address for MMIO.");
TS_TRACE( "mmio1> virt=%lX, phys=%lX\n", xscom, phys );
}
}
/* Hardcoded interrupt presenter address for testing on 1-proc model
uint64_t intr = 0x20800000000;
phys = mm_virt_to_phys( (void*)intr );
TS_TRACE( "mmio2> virt=%lX, phys=%lX\n", intr, phys );
*/
}
};
#endif
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