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#ifndef __SLBTEST_H
#define __SLBTEST_H
/**
* @file slbtest.H
*
* @brief Test cases for the segment lookaside buffers
*/
#include <cxxtest/TestSuite.H>
#include <arch/ppc.H>
#include <sys/time.h>
#include <sys/task.h>
#include <sys/mmio.h>
#include <sys/mm.h>
class slbtest: public CxxTest::TestSuite
{
public:
static volatile int rc;
void testSLB()
{
rc = 0;
printk("Data Segment exception expected in 1TB segment test - ");
task_create(writeEA1TB, this);
while (rc == 0) task_yield();
task_yield();
if (rc == -1)
{
TS_FAIL("Data Segment exception expected in 1TB segment\n");
}
}
void testDevSeg()
{
int rc = 0;
uint64_t ra = 2*1024*1024;
printk("Map Device @ ra = 0x%lX using mmio_map\n",ra);
uint64_t* virtAddrMMIO = static_cast<uint64_t*>
(mmio_map(reinterpret_cast<void*>(ra), 1));
if (virtAddrMMIO == NULL)
{
TS_FAIL("Failed to map using mmio_map\n");
}
printk("Unmap Device @ va = %p using mmio_unmap\n",virtAddrMMIO);
rc = mmio_unmap(reinterpret_cast<void*>(virtAddrMMIO), 1);
if (rc != 0)
{
TS_FAIL("Failed to unmap using mmio_unmap\n");
}
printk("Map Device @ ra = 0x%lX using dev_map\n",ra);
uint64_t* virtAddrDEV = static_cast<uint64_t*>
(mmio_dev_map(reinterpret_cast<void*>(ra), THIRTYTWO_GB));
if (virtAddrDEV == NULL)
{
TS_FAIL("Failed to map using mmio_dev_map\n");
}
printk("Unmap Device @ va = %p using dev_unmap\n",virtAddrDEV);
rc = mmio_dev_unmap(reinterpret_cast<void*>(virtAddrDEV));
if (rc != 0)
{
TS_FAIL("Failed to unmap using mmio_dev_unmap\n");
}
}
void testSegBlock()
{
int rc = -1;
msg_q_t mq = msg_q_create(); //Create empty message queue
uint64_t va = 0xC800000000; //800GB
uint64_t size = 0x100000; //1MB
printk("Allocate 1MB block with empty msgq @ vaddr = 800GB within base segment\n");
rc = mm_alloc_block(mq,reinterpret_cast<void*>(va),size);
if (rc != 0)
{
TS_FAIL("Failed to create BaseSegment block\n");
}
msg_q_t mq2 = msg_q_create(); //Create empty message queue
uint64_t va2 = 0xE100000000; //900GB
uint64_t size2 = 0x100000; //1MB
printk("Allocate 1MB block with empty msgq @ vaddr = 900GB within base segment\n");
rc = mm_alloc_block(mq2,reinterpret_cast<void*>(va2),size2);
if (rc != 0)
{
TS_FAIL("Failed to create BaseSegment block\n");
}
}
private:
static void writeEA1TB(void *i_p)
{
rc = 1;
sync();
*(int *)0x10000000000 = 1;
sync();
rc = -1;
task_end();
}
};
volatile int slbtest::rc = 0;
#endif
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