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#include <linux/module.h>
#include <linux/types.h>
#include <linux/slab.h>
#include <linux/kthread.h>
#include <linux/freezer.h>
#include "trustzone/tz_cross/trustzone.h"
#include "trustzone/tz_cross/ta_test.h"
#include "trustzone/tz_cross/ta_mem.h"
#include "trustzone/kree/system.h"
#include "trustzone/kree/mem.h"
#include "kree_int.h"
uint32_t TEECK_Test_Add(KREE_SESSION_HANDLE session, uint32_t a, uint32_t b)
{
MTEEC_PARAM param[4];
uint32_t paramTypes;
TZ_RESULT ret;
param[0].value.a = a;
param[1].value.a = b;
paramTypes = TZ_ParamTypes3(TZPT_VALUE_INPUT, TZPT_VALUE_INPUT,
TZPT_VALUE_OUTPUT);
ret = KREE_TeeServiceCall(session, TZCMD_TEST_ADD,
paramTypes, param);
if (ret != TZ_RESULT_SUCCESS)
{
printk("ServiceCall error %d\n", ret);
param[2].value.a = 0;
}
return param[2].value.a;
}
void tz_test(void)
{
TZ_RESULT ret;
KREE_SESSION_HANDLE test_session;
KREE_SESSION_HANDLE mem_session;
KREE_SECUREMEM_HANDLE mem_handle;
KREE_SHAREDMEM_HANDLE shm_handle;
KREE_SHAREDMEM_PARAM shm_param;
uint32_t result;
struct timespec start, end;
long long ns;
int i;
MTEEC_PARAM param[4];
uint32_t *ptr;
int size;
ret = KREE_CreateSession(TZ_TA_TEST_UUID, &test_session);
if (ret != TZ_RESULT_SUCCESS)
{
printk("CreateSession error %d\n", ret);
return;
}
result = TEECK_Test_Add(test_session, 10, 20);
printk("tz_test TZCMD_TEST_ADD %d\n", result);
/// Time test.
getnstimeofday(&start);
for (i=0; i<100; i++)
{
result = TEECK_Test_Add(test_session, 10, 20);
}
getnstimeofday(&end);
ns = ((long long)end.tv_sec - start.tv_sec)*1000000000 +
(end.tv_nsec - start.tv_nsec);
printk("100 times TEST_ADD %lld ns\n", ns);
ret = KREE_CreateSession(TZ_TA_MEM_UUID, &mem_session);
if (ret != TZ_RESULT_SUCCESS)
{
printk("Create memory session error %d\n", ret);
return;
}
printk ("test A\n");
size = 4*1024;
ptr = (uint32_t *)kmalloc(size, GFP_KERNEL);
shm_param.buffer = ptr;
shm_param.size = size;
ret = KREE_RegisterSharedmem(mem_session, &shm_handle, &shm_param);
if (ret != TZ_RESULT_SUCCESS)
{
printk("KREE_RegisterSharedmem Error: %s\n", TZ_GetErrorString(ret));
return;
}
printk ("shm handle = 0x%x\n", shm_handle);
for (i=0; i<4*1024/4; i++)
ptr[i] = i;
param[0].memref.handle = (uint32_t) shm_handle;
param[0].memref.offset = 0;
param[0].memref.size = 4*1024;
param[1].value.a = (4*1024) / 4;
ret = KREE_TeeServiceCall(test_session, TZCMD_TEST_ADD_MEM,
TZ_ParamTypes3(TZPT_MEMREF_INPUT, TZPT_VALUE_INPUT, TZPT_VALUE_OUTPUT), param);
if (ret != TZ_RESULT_SUCCESS)
{
printk("TZCMD_TEST_ADD_MEM error %d\n", ret);
return;
}
printk ("KREE ADD MEM result = 0x%x\n", param[2].value.a);
ret = KREE_AllocSecuremem (mem_session, &mem_handle, 0, 1024);
if (ret != TZ_RESULT_SUCCESS)
{
printk("Secure memory allocate error %d\n", ret);
return;
}
param[0].value.a = (uint32_t) mem_handle;
ret = KREE_TeeServiceCall(test_session, TZCMD_TEST_DO_A,
TZ_ParamTypes3(TZPT_VALUE_INPUT, TZPT_VALUE_OUTPUT, TZPT_VALUE_OUTPUT), param);
printk ("Do A = 0x%x, 0x%x (%d)\n", param[1].value.a, param[2].value.a, ret);
ret = KREE_ReferenceSecuremem (mem_session, mem_handle);
if (ret != TZ_RESULT_SUCCESS)
{
printk("KREE_ReferenceSecuremem Error: %d\n", ret);
}
param[0].value.a = (uint32_t) mem_handle;
ret = KREE_TeeServiceCall(test_session, TZCMD_TEST_DO_B,
TZ_ParamTypes3(TZPT_VALUE_INPUT, TZPT_VALUE_OUTPUT, TZPT_VALUE_OUTPUT), param);
printk ("Do B = 0x%x, 0x%x (%d)\n", param[1].value.a, param[2].value.a, ret);
// Free/Unreference secure memory
ret = KREE_UnreferenceSecuremem (mem_session, mem_handle);
if (ret != TZ_RESULT_SUCCESS)
{
printk("KREE_UnReferenceSecureMem Error 1: %d\n", ret);
}
ret = KREE_UnreferenceSecuremem (mem_session, mem_handle);
if (ret != TZ_RESULT_SUCCESS)
{
printk("KREE_UnReferenceSecureMem Error 2: %d\n", ret);
}
ret = KREE_UnregisterSharedmem(mem_session, shm_handle);
if (ret != TZ_RESULT_SUCCESS)
{
printk("KREE_UnregisterSharedmem Error: %s\n", TZ_GetErrorString(ret));
return;
}
ret = KREE_CloseSession(test_session);
if (ret != TZ_RESULT_SUCCESS)
printk("CloseSession error %d\n", ret);
ret = KREE_CloseSession(mem_session);
if (ret != TZ_RESULT_SUCCESS)
printk("Close memory session error %d\n", ret);
printk ("KREE test done!!!!\n");
}
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