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Improved SPI Flash overwrite test

replace/3974660d1828e65525c6a715f1fe6f1a20014a40
Federico Amedeo Izzo 2021-02-21 14:13:32 +01:00
rodzic 29b56f8dbd
commit bfb1ad505f
1 zmienionych plików z 47 dodań i 13 usunięć
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60
tests/platform/overwriteExtFlash_MDx.c
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@ -18,13 +18,15 @@
* along with this program; if not, see <http://www.gnu.org/licenses/> *
***************************************************************************/
// ####### DISCLAIMER #########
// This test overwrites a portion of the SPI flash memory
// Run this only if you know what you are doing!
#include <stdio.h>
#include <stdint.h>
#include <sys/types.h>
#include "W25Qx.h"
uint8_t block[256] = {0};
void printChunk(void *chunk)
{
uint8_t *ptr = ((uint8_t *) chunk);
@ -41,30 +43,62 @@ int main()
W25Qx_init();
W25Qx_wakeup();
uint8_t testData[16] = {0};
uint8_t buffer[256] = {0};
while(1)
{
getchar();
// On UV380 flash at 0x5F60 there are 36032 bytes of 0xFF
uint32_t addr = 0x5F60;
printf("Read memory @ 0x5F60\r\n");
W25Qx_readData(addr, block, 256);
// On UV380 flash at 0x6000 there are 36032 bytes of 0xFF
uint32_t addr = 0x6000;
printf("Read memory @ 0x%x\r\n", addr);
W25Qx_readData(addr, buffer, 256);
for (int offset = 0; offset < 256; offset += 16)
{
printf("\r\n%lx: ", addr + offset);
printChunk(block + offset);
printChunk(buffer + offset);
}
block[3] = 0xAA;
printf("\r\nWrite memory @ 0x5F60... ");
bool success = W25Qx_writeData(addr, block, 16);
// Prepare test data
for(int i = 0; i < 16; i++)
{
testData[i] = 'a' + (i % 16);
}
printf("\r\nOverwrite memory @ 0x6000... ");
bool success = W25Qx_writeData(addr, testData, 16);
printf("%s\r\n", success ? "success" : "failed");
printf("Read memory @ 0x5F60\r\n");
W25Qx_readData(addr, block, 256);
printf("Read memory @ 0x%x\r\n", addr);
W25Qx_readData(addr, buffer, 256);
for (int offset = 0; offset < 256; offset += 16)
{
printf("\r\n%lx: ", addr + offset);
printChunk(block + offset);
printChunk(buffer + offset);
}
uint32_t blockAddr = addr / 4096 * 4096;
printf("\r\nErase memory @ 0x%x... ", blockAddr);
success = W25Qx_eraseSector(blockAddr);
printf("%s\r\n", success ? "success" : "failed");
printf("Read memory @ 0x%x\r\n", addr);
W25Qx_readData(addr, buffer, 256);
for (int offset = 0; offset < 256; offset += 16)
{
printf("\r\n%lx: ", addr + offset);
printChunk(buffer + offset);
}
printf("\r\nWrite memory @ 0x%x... ", addr);
success = W25Qx_writePage(addr, testData, 16);
printf("%s\r\n", success ? "success" : "failed");
printf("Read memory @ 0x%x\r\n", addr);
W25Qx_readData(addr, buffer, 256);
for (int offset = 0; offset < 256; offset += 16)
{
printf("\r\n%lx: ", addr + offset);
printChunk(buffer + offset);
}
}