106 lines
2.7 KiB
C
106 lines
2.7 KiB
C
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#include <stdint.h>
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#include <rthw.h>
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#include <rtthread.h>
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#define printf rt_kprintf
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void mem_test(uint32_t address, uint32_t size )
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{
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uint32_t i;
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printf("memtest,address: 0x%08X size: 0x%08X\r\n", address, size);
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/**< 8bit test */
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{
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uint8_t * p_uint8_t = (uint8_t *)address;
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for(i=0; i<size/sizeof(uint8_t); i++)
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{
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*p_uint8_t++ = (uint8_t)i;
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}
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p_uint8_t = (uint8_t *)address;
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for(i=0; i<size/sizeof(uint8_t); i++)
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{
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if( *p_uint8_t != (uint8_t)i )
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{
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printf("8bit test fail @ 0x%08X\r\nsystem halt!!!!!",(uint32_t)p_uint8_t);
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while(1);
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}
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p_uint8_t++;
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}
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printf("8bit test pass!!\r\n");
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}
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/**< 16bit test */
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{
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uint16_t * p_uint16_t = (uint16_t *)address;
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for(i=0; i<size/sizeof(uint16_t); i++)
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{
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*p_uint16_t++ = (uint16_t)i;
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}
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p_uint16_t = (uint16_t *)address;
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for(i=0; i<size/sizeof(uint16_t); i++)
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{
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if( *p_uint16_t != (uint16_t)i )
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{
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printf("16bit test fail @ 0x%08X\r\nsystem halt!!!!!",(uint32_t)p_uint16_t);
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while(1);
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}
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p_uint16_t++;
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}
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printf("16bit test pass!!\r\n");
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}
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/**< 32bit test */
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{
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uint32_t * p_uint32_t = (uint32_t *)address;
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for(i=0; i<size/sizeof(uint32_t); i++)
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{
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*p_uint32_t++ = (uint32_t)i;
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}
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p_uint32_t = (uint32_t *)address;
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for(i=0; i<size/sizeof(uint32_t); i++)
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{
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if( *p_uint32_t != (uint32_t)i )
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{
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printf("32bit test fail @ 0x%08X\r\nsystem halt!!!!!",(uint32_t)p_uint32_t);
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while(1);
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}
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p_uint32_t++;
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}
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printf("32bit test pass!!\r\n");
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}
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/**< 32bit Loopback test */
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{
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uint32_t * p_uint32_t = (uint32_t *)address;
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for(i=0; i<size/sizeof(uint32_t); i++)
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{
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*p_uint32_t = (uint32_t)p_uint32_t;
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p_uint32_t++;
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}
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p_uint32_t = (uint32_t *)address;
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for(i=0; i<size/sizeof(uint32_t); i++)
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{
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if( *p_uint32_t != (uint32_t)p_uint32_t )
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{
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printf("32bit Loopback test fail @ 0x%08X", (uint32_t)p_uint32_t);
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printf(" data:0x%08X \r\n", (uint32_t)*p_uint32_t);
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printf("system halt!!!!!",(uint32_t)p_uint32_t);
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while(1);
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}
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p_uint32_t++;
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}
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printf("32bit Loopback test pass!!\r\n");
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}
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}
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#ifdef RT_USING_FINSH
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#include <finsh.h>
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FINSH_FUNCTION_EXPORT(mem_test, mem_test(0xA0000000, 0x00100000) );
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#endif
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