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levelx/test/regression/levelx_nand_flash_test.c
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TiejunZhou 772f99b415 Add test files
2023-11-30 09:26:50 +00:00

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/* Basic NOR flash tests... */
#include <stdio.h>
#include "lx_api.h"
#define DEMO_STACK_SIZE 4096
/* Define the ThreadX object control blocks... */
#ifndef LX_STANDALONE_ENABLE
TX_THREAD thread_0;
#endif
UCHAR thread_0_stack[DEMO_STACK_SIZE];
//#define EXTENDED_CACHE
#ifdef EXTENDED_CACHE
UCHAR cache_memory[50000];
#endif
/* Define LevelX structures. */
LX_NAND_FLASH nand_sim_flash;
ULONG buffer[2048];
ULONG readbuffer[2048];
extern ULONG *nand_flash_memory;
/* Define LevelX NOR flash simulator prototoypes. */
UINT _lx_nand_flash_simulator_erase_all(VOID);
UINT _lx_nand_flash_simulator_initialize(LX_NAND_FLASH *nand_flash);
VOID _fx_nand_flash_read_sectors(ULONG logical_sector, ULONG sectors, UCHAR *destination_buffer);
VOID _fx_nand_flash_write_sectors(ULONG logical_sector, ULONG sectors, UCHAR *source_buffer);
#if 0
typedef struct SECTOR_STRUCT
{
ULONG words[2048/4];
} SECTOR;
SECTOR test_write[8];
SECTOR test_read[8];
#endif
#if 1
UCHAR byte_buffer[2048];
UCHAR ecc_bytes[24];
UCHAR lx_ecc_buffer[24];
#endif
/* Define thread prototypes. */
void thread_0_entry(ULONG thread_input);
VOID ComputePageECC(UCHAR *data, INT size, UCHAR *code);
INT CorrectPageECC(UCHAR *data, INT size, UCHAR *code);
/* Define main entry point. */
int main()
{
/* Enter the ThreadX kernel. */
#ifndef LX_STANDALONE_ENABLE
tx_kernel_enter();
#else
thread_0_entry(0);
#endif
}
/* Define what the initial system looks like. */
#ifndef LX_STANDALONE_ENABLE
void tx_application_define(void *first_unused_memory)
{
/* Create the main thread. */
tx_thread_create(&thread_0, "thread 0", thread_0_entry, 0,
thread_0_stack, DEMO_STACK_SIZE,
1, 1, TX_NO_TIME_SLICE, TX_AUTO_START);
}
#endif
#define NAND_MEMORY_SIZE 2056
ULONG nand_memory_space[NAND_MEMORY_SIZE];
/* For random read/write test */
#define MAX_SECTOR_ADDRESS 64000*4
#define SECTOR_SIZE 512
UCHAR local_data_buffer[MAX_SECTOR_ADDRESS * SECTOR_SIZE];
/* Define the test threads. */
void thread_0_entry(ULONG thread_input)
{
ULONG i, j, sector;
UINT status;
ULONG *word_ptr;
UCHAR *byte_ptr;
/* Erase the simulated NOR flash. */
_lx_nand_flash_simulator_erase_all();
/* Initialize LevelX. */
_lx_nand_flash_initialize();
/* Test 1: Simple write 520 sectors and read 520 sectors. */
printf("Test 1: Simple write-read 520 sectors...........");
status = lx_nand_flash_format(&nand_sim_flash, "sim nand flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
status= lx_nand_flash_open(&nand_sim_flash, "sim nand flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
#ifdef EXTENDED_CACHE
lx_nand_flash_extended_cache_enable(&nand_sim_flash, cache_memory, sizeof(cache_memory));
#endif
/* Write 520 sectors.... */
for (i = 0; i < 520; i++)
{
for (j = 0; j < 512; j++)
buffer[j] = i;
status = lx_nand_flash_sector_write(&nand_sim_flash, i, buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
}
/* Close and reopen the flash. */
lx_nand_flash_close(&nand_sim_flash);
LX_MEMSET(nand_memory_space, 0, sizeof(nand_memory_space));
LX_MEMSET(&nand_sim_flash, 0, sizeof(nand_sim_flash));
status = lx_nand_flash_open(&nand_sim_flash, "sim nand flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
/* Read back 520 sectors... */
for (i = 0; i < 520; i++)
{
status = lx_nand_flash_sector_read(&nand_sim_flash, i, buffer);
if (status != LX_SUCCESS)
{
#ifdef BATCH_TEST
exit(1);
#endif
printf("FAILED!\n");
while(1)
{
}
}
for (j = 0; j < 128; j++)
{
if (buffer[j] != i)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
}
}
_lx_nand_flash_close(&nand_sim_flash);
printf("SUCCESS!\n");
/* Test 2: Write same sector 320 times. */
printf("Test 2: Write same sector 320 times.............");
/* Reinitialize... */
_lx_nand_flash_simulator_erase_all();
lx_nand_flash_initialize();
status = lx_nand_flash_format(&nand_sim_flash, "sim nand flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
lx_nand_flash_open(&nand_sim_flash, "sim nand flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
#ifdef EXTENDED_CACHE
lx_nand_flash_extended_cache_enable(&nand_sim_flash, cache_memory, sizeof(cache_memory));
#endif
for (j = 0; j < 512; j++)
buffer[j] = 0xFFFFFFFF;
/* Write same sector 320 sectors.... */
for (i = 0; i < 320; i++)
{
for (j = 0; j < 512; j++)
buffer[j] = i;
if (i == 319)
buffer[j-1]--;
status = lx_nand_flash_sector_write(&nand_sim_flash, 7, buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 7, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
for (j = 0; j < 128; j++)
{
if (buffer[j] != readbuffer[j])
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
}
/* Write other sectors just to have additional sectors to manage. */
if (i == 1)
lx_nand_flash_sector_write(&nand_sim_flash, 1, buffer);
if (i == 16)
lx_nand_flash_sector_write(&nand_sim_flash, 16, buffer);
if (i == 32)
lx_nand_flash_sector_write(&nand_sim_flash, 32, buffer);
if (i == 48)
lx_nand_flash_sector_write(&nand_sim_flash, 48, buffer);
if (i == 64)
lx_nand_flash_sector_write(&nand_sim_flash, 64, buffer);
if (i == 80)
lx_nand_flash_sector_write(&nand_sim_flash, 80, buffer);
if (i == 96)
lx_nand_flash_sector_write(&nand_sim_flash, 96, buffer);
if (i == 112)
lx_nand_flash_sector_write(&nand_sim_flash, 112, buffer);
}
status = lx_nand_flash_defragment(&nand_sim_flash);
status = lx_nand_flash_sector_read(&nand_sim_flash, 7, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 319)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 1, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 1)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 16, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 16)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 32, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 32)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 48, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 48)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 64, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 64)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 80, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 80)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 96, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 96)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 112, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 112)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_defragment(&nand_sim_flash);
if (status != LX_NOT_SUPPORTED)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_close(&nand_sim_flash);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
printf("SUCCESS!\n");
printf("Test 3: Page copy test..........................");
/* Reinitialize... */
_lx_nand_flash_simulator_erase_all();
lx_nand_flash_initialize();
status = lx_nand_flash_format(&nand_sim_flash, "sim nand flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
lx_nand_flash_open(&nand_sim_flash, "sim nand flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
for (j = 0; j < 512; j++)
buffer[j] = 0xFFFFFFFF;
status = lx_nand_flash_sector_write(&nand_sim_flash, 0, buffer);
/* Write same sector 320 sectors.... */
for (i = 256; i < 512; i++)
{
for (j = 0; j < 512; j++)
buffer[j] = i;
if (i == 300) continue;
status = lx_nand_flash_sector_write(&nand_sim_flash, i, buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
}
status = lx_nand_flash_sector_write(&nand_sim_flash, 300, buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
status = lx_nand_flash_sector_write(&nand_sim_flash, 400, buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
if (nand_sim_flash.lx_nand_flash_block_status_table[nand_sim_flash.lx_nand_flash_block_mapping_table[1]] & LX_NAND_BLOCK_STATUS_NON_SEQUENTIAL)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
status = lx_nand_flash_close(&nand_sim_flash);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
printf("SUCCESS!\n");
printf("Test 4: Random read/write test..................");
LX_MEMSET(local_data_buffer, 0xff, sizeof(local_data_buffer));
/* Reinitialize... */
_lx_nand_flash_simulator_erase_all();
lx_nand_flash_initialize();
status = lx_nand_flash_format(&nand_sim_flash, "sim nand flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
status = lx_nand_flash_open(&nand_sim_flash, "sim nand flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
static ULONG loop_count = 200;
ULONG operation;
ULONG sector_number;
ULONG data_byte;
ULONG sector_count;
static ULONG read_count = 0;
static ULONG write_count = 0;
static ULONG release_count = 0;
static ULONG reopen_count = 0;
while (loop_count--)
{
operation = (ULONG)rand() % 32768;
if (operation < 16384)
{
sector_number = ((ULONG)rand() * (ULONG)rand()) % MAX_SECTOR_ADDRESS;
sector_count = ((ULONG)rand() % 768) + 1;
if (sector_number + sector_count > MAX_SECTOR_ADDRESS)
{
sector_count = MAX_SECTOR_ADDRESS - sector_number;
}
while (sector_count--)
{
status = lx_nand_flash_sector_read(&nand_sim_flash, sector_number, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
#ifdef FULL_SECTOR_DATA_VERIFY
status = memcmp((local_data_buffer + sector_number * SECTOR_SIZE), readbuffer, SECTOR_SIZE);
#else
status = *(ULONG*)(local_data_buffer + sector_number * SECTOR_SIZE) - readbuffer[0];
#endif
if (status != 0)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
read_count++;
sector_number++;
}
}
else if (operation < 29491)
{
sector_number = ((ULONG)rand() * (ULONG)rand()) % MAX_SECTOR_ADDRESS;
sector_count = ((ULONG)rand() % 768) + 1;
if (sector_number + sector_count > MAX_SECTOR_ADDRESS)
{
sector_count = MAX_SECTOR_ADDRESS - sector_number;
}
while (sector_count--)
{
data_byte = (ULONG)rand();
#ifdef FULL_SECTOR_DATA_VERIFY
LX_MEMSET((local_data_buffer + sector_number * SECTOR_SIZE), data_byte, SECTOR_SIZE);
#else
*(ULONG*)(local_data_buffer + sector_number * SECTOR_SIZE) = data_byte;
#endif
status = lx_nand_flash_sector_write(&nand_sim_flash, sector_number, local_data_buffer + sector_number * SECTOR_SIZE);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
write_count++;
sector_number++;
}
}
else if(operation < 32760)
{
sector_number = ((ULONG)rand() * (ULONG)rand()) % MAX_SECTOR_ADDRESS;
data_byte = 0xffffffff;
sector_count = ((ULONG)rand() % 768) + 1;
if (sector_number + sector_count > MAX_SECTOR_ADDRESS)
{
sector_count = MAX_SECTOR_ADDRESS - sector_number;
}
while (sector_count--)
{
#ifdef FULL_SECTOR_DATA_VERIFY
LX_MEMSET((local_data_buffer + sector_number * SECTOR_SIZE), data_byte, SECTOR_SIZE);
#else
* (ULONG*)(local_data_buffer + sector_number * SECTOR_SIZE) = data_byte;
#endif
status = lx_nand_flash_sector_release(&nand_sim_flash, sector_number);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
release_count++;
sector_number++;
}
}
else
{
/* Close and reopen the flash. */
status = lx_nand_flash_close(&nand_sim_flash);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
status = lx_nand_flash_open(&nand_sim_flash, "sim nor flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while (1)
{
}
}
reopen_count++;
}
}
printf("SUCCESS!\n");
#if 0
/* Point at the simulated NOR flash memory. */
word_ptr = nand_flash_memory;
/* Test 3: Corrupt block 0, simulate a power interruption during erase of block 0,
after the erase, but before the erase count is setup. */
printf("Test 3: Block erase-initialize interrupted......");
word_ptr[0] = 0xFFFFFFFF;
word_ptr[3] = 0x00000000; /* This simulates a non-erased block. */
/* Open the flash and see if we recover properly. */
status = lx_nand_flash_open(&nand_sim_flash, "sim nor flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
#ifdef EXTENDED_CACHE
status += lx_nand_flash_extended_cache_enable(&nand_sim_flash, cache_memory, sizeof(cache_memory));
#endif
if ((status != LX_SUCCESS) ||
(nand_sim_flash.lx_nand_flash_free_pages != 111) ||
(nand_sim_flash.lx_nand_flash_mapped_pages != 9))
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_close(&nand_sim_flash);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
/* Corrupt block 0, simulate a power interruption after erase of block 0,
but before erase count is setup. */
word_ptr[0] = 0xFFFFFFFF;
/* Open the flash and see if we recover properly. */
status = lx_nand_flash_open(&nand_sim_flash, "sim nor flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
#ifdef EXTENDED_CACHE
status += lx_nand_flash_extended_cache_enable(&nand_sim_flash, cache_memory, sizeof(cache_memory));
#endif
if ((status != LX_SUCCESS) ||
(nand_sim_flash.lx_nand_flash_free_pages != 111) ||
(nand_sim_flash.lx_nand_flash_mapped_pages != 9))
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_close(&nand_sim_flash);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
printf("SUCCESS!\n");
/* Test 4: simulate a power interruption while a new page is being setup. */
printf("Test 4: Power interrupted new page setup........");
/* Partially setup new page. */
byte_ptr = (UCHAR *) word_ptr;
byte_ptr[2053] = 0xBF; /* Set block 0/page 0 extra bytes to indicate block not empty. */
word_ptr[528] = 0x60;
/* Open the flash and see if we recover properly. We should mark this page as obsolete. */
status = lx_nand_flash_open(&nand_sim_flash, "sim nor flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
#ifdef EXTENDED_CACHE
status += lx_nand_flash_extended_cache_enable(&nand_sim_flash, cache_memory, sizeof(cache_memory));
#endif
if ((status != LX_SUCCESS) ||
(nand_sim_flash.lx_nand_flash_free_pages != 110) ||
(nand_sim_flash.lx_nand_flash_mapped_pages != 9))
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_close(&nand_sim_flash);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
/* Simulate a power interruption after a new sector is allocated, after data
had been copied, and the superceeded bit is clear, but before the new entry can be
setup. */
/* Copy data block and reset spare. */
byte_ptr[2053] = 0xBF; /* Set block 0/page 0 extra bytes to indicate block not empty. */
for (i = 1; i < 512; i++) /* Fill block 0, page 1 data */
word_ptr[i+528] = 0x60;
word_ptr[i+528] = 0xFFFFFFFF; /* Reset extra bytes for block 0, page 1 */
word_ptr[i+529] = 0xFFFFFFFF; /* Reset extra bytes for block 0, page 1 */
/* Set the superceded bit in block 1/page 1. */
byte_ptr[37957] = 0x80;
/* Open the flash and see if we recover properly. */
status = lx_nand_flash_open(&nand_sim_flash, "sim nor flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
#ifdef EXTENDED_CACHE
lx_nand_flash_extended_cache_enable(&nand_sim_flash, cache_memory, sizeof(cache_memory));
#endif
if ((status != LX_SUCCESS) ||
(nand_sim_flash.lx_nand_flash_free_pages != 110) ||
(nand_sim_flash.lx_nand_flash_mapped_pages != 9))
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
lx_nand_flash_close(&nand_sim_flash);
/* Simulate a power interruption after a new sector is allocated, after data
had been copied, and the superceeded bit is clear, the new entry is setup, but the old entry
has not been invalidated. */
byte_ptr[2053] = 0xBF; /* Set block 0/page 0 extra bytes to indicate block not empty. */
for (i = 1; i < 512; i++) /* Fill block 0, page 1 data */
word_ptr[i+528] = 0x60;
word_ptr[i+528] = 0xFFFFFFFF; /* Reset extra bytes for block 0, page 1 */
word_ptr[i+529] = 0xFFFFFFFF; /* Reset extra bytes for block 0, page 1 */
byte_ptr = (UCHAR *) word_ptr;
/* set the spare info in the new page. */
byte_ptr[4162] = 0x60; /* Setup extra bytes for block 0, page 1 */
byte_ptr[4163] = 0; /* Setup extra bytes for block 0, page 1 */
byte_ptr[4164] = 0; /* Setup extra bytes for block 0, page 1 */
byte_ptr[4165] = 0xC0; /* Setup extra bytes for block 0, page 1 */
/* Set the superceded bit in block 1/page 1. */
byte_ptr[37957] = 0x80;
/* Open the flash and see if we recover properly. */
status = lx_nand_flash_open(&nand_sim_flash, "sim nor flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
#ifdef EXTENDED_CACHE
status += lx_nand_flash_extended_cache_enable(&nand_sim_flash, cache_memory, sizeof(cache_memory));
#endif
if ((status != LX_SUCCESS) ||
(nand_sim_flash.lx_nand_flash_free_pages != 110) ||
(nand_sim_flash.lx_nand_flash_mapped_pages != 9))
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 7, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 119)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 1, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 1)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 16, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 16)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 32, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 32)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 48, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 48)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 64, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 64)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 80, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 80)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 96, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 96)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 112, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 112)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_defragment(&nand_sim_flash);
if (status != LX_NOT_SUPPORTED)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_defragment(&nand_sim_flash);
if (status != LX_NOT_SUPPORTED)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 7, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 119)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 1, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 1)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 16, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 16)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 32, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 32)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 48, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 48)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 64, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 64)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 80, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 80)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 96, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 96)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 112, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 112)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
/* Read in reverse order to see if caching helps! */
status = lx_nand_flash_sector_read(&nand_sim_flash, 112, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 112)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 96, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 96)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 80, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 80)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 64, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 64)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 48, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 48)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 32, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 32)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 16, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 16)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 1, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 1)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_read(&nand_sim_flash, 7, readbuffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
if (readbuffer[0] != 119)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_release(&nand_sim_flash, 7);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_sector_release(&nand_sim_flash, 8);
if (status != LX_SECTOR_NOT_FOUND)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_defragment(&nand_sim_flash);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
status = lx_nand_flash_close(&nand_sim_flash);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
printf("SUCCESS!\n");
#endif
#if 0
printf("Test 5: Random write/read sector................");
/* Erase the simulated NOR flash. */
_lx_nand_flash_simulator_erase_all();
/* Open the flash. */
status = lx_nand_flash_open(&nand_sim_flash, "sim nor flash", _lx_nand_flash_simulator_initialize, nand_memory_space, sizeof(nand_memory_space));
#ifdef EXTENDED_CACHE
status += lx_nand_flash_extended_cache_enable(&nand_sim_flash, cache_memory, sizeof(cache_memory));
#endif
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
/* Write 100 sectors.... */
for (i = 0; i < 100; i++)
{
for (j = 0; j < 512; j++)
buffer[j] = i;
status = lx_nand_flash_sector_write(&nand_sim_flash, i, buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
}
/* Read back 100 sectors... */
for (i = 0; i < 100; i++)
{
status = lx_nand_flash_sector_read(&nand_sim_flash, i, buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
for (j = 0; j < 512; j++)
{
if (buffer[j] != i)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
}
}
/* Now, perform 1000 sector writes to randomly selected sectors, each time
reading first to make sure the previous contents are valid. */
for (i = 0; i < 1000; i++)
{
/* Pickup random sector. */
sector = (rand() % 100);
/* Read that sector. */
status = lx_nand_flash_sector_read(&nand_sim_flash, sector, buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
for (j = 0; j < 512; j++)
{
if ((buffer[j] & 0x0000FFFF) != sector)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
}
/* Include the itteraction in the buffer to generate a new write. */
for (j = 0; j < 512; j++)
{
buffer[j] = (buffer[j] & 0x0000FFFF) | (i << 16);
}
status = lx_nand_flash_sector_write(&nand_sim_flash, sector, buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
}
status = lx_nand_flash_close(&nand_sim_flash);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
printf("SUCCESS!\n");
#endif
#if 0
for (i = 0; i < 256; i++)
{
/* Setup buffer. */
for (j = 0; j < 2048; j++)
byte_buffer[j] = (UCHAR) (rand() % 256);
/* Call the ECC calculate routine. */
ComputePageECC(byte_buffer, 2048, ecc_bytes);
status = (UINT) CorrectPageECC(byte_buffer, 2048, ecc_bytes);
if (status != 0)
{
/* Check for corrected return value. */
if (status != 1)
{
while(1)
{
}
}
}
/* Call LevelX ECC routines to do the same thing. */
status = lx_nand_flash_page_ecc_compute(&nand_sim_flash, byte_buffer, lx_ecc_buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
while(1)
{
}
}
// ComputePageECC(byte_buffer, 2048, ecc_bytes);
/* Determine if there is any difference between the original and the new ECC routine. */
if ((ecc_bytes[0] != lx_ecc_buffer[0]) ||
(ecc_bytes[1] != lx_ecc_buffer[1]) ||
(ecc_bytes[2] != lx_ecc_buffer[2]) ||
(ecc_bytes[3] != lx_ecc_buffer[3]) ||
(ecc_bytes[4] != lx_ecc_buffer[4]) ||
(ecc_bytes[5] != lx_ecc_buffer[5]) ||
(ecc_bytes[6] != lx_ecc_buffer[6]) ||
(ecc_bytes[7] != lx_ecc_buffer[7]) ||
(ecc_bytes[8] != lx_ecc_buffer[8]) ||
(ecc_bytes[9] != lx_ecc_buffer[9]) ||
(ecc_bytes[10] != lx_ecc_buffer[10]) ||
(ecc_bytes[11] != lx_ecc_buffer[11]))
{
while(1)
{
}
}
status = lx_nand_flash_page_ecc_check(&nand_sim_flash, byte_buffer, lx_ecc_buffer);
if (status != LX_SUCCESS)
{
/* Is it the corrected status? */
if (status != LX_NAND_ERROR_CORRECTED)
{
printf("FAILED!\n");
while(1)
{
}
}
}
}
#endif
#if 0
for (i = 0; i < 256; i++)
{
/* Setup buffer. */
for (j = 0; j < 2048; j++)
byte_buffer[j] = (UCHAR) (rand() % 256);
/* Call the ECC calculate routine. */
ComputePageECC(byte_buffer, 2048, ecc_bytes);
/* Corrupt a bit in each 256 byte page. */
if (byte_buffer[7] & 1)
byte_buffer[7] = byte_buffer[7] & 0xFE;
else
byte_buffer[7] = byte_buffer[7] | 1;
if (byte_buffer[277] & 1)
byte_buffer[277] = byte_buffer[277] & 0xFE;
else
byte_buffer[277] = byte_buffer[277] | 1;
if (byte_buffer[577] & 1)
byte_buffer[577] = byte_buffer[577] & 0xFE;
else
byte_buffer[577] = byte_buffer[577] | 1;
if (byte_buffer[777] & 1)
byte_buffer[777] = byte_buffer[777] & 0xFE;
else
byte_buffer[777] = byte_buffer[777] | 1;
if (byte_buffer[1077] & 1)
byte_buffer[1077] = byte_buffer[1077] & 0xFE;
else
byte_buffer[1077] = byte_buffer[1077] | 1;
if (byte_buffer[1297] & 1)
byte_buffer[1297] = byte_buffer[1297] & 0xFE;
else
byte_buffer[1297] = byte_buffer[1297] | 1;
if (byte_buffer[1636] & 1)
byte_buffer[1636] = byte_buffer[1636] & 0xFE;
else
byte_buffer[1636] = byte_buffer[1636] | 1;
if (byte_buffer[1892] & 1)
byte_buffer[1892] = byte_buffer[1892] & 0xFE;
else
byte_buffer[1892] = byte_buffer[1892] | 1;
status = (UINT) CorrectPageECC(byte_buffer, 2048, ecc_bytes);
if (status != 0)
{
/* Check for corrected return value. */
if (status != 1)
{
while(1)
{
}
}
}
/* Call LevelX ECC routines to do the same thing. */
status = lx_nand_flash_page_ecc_compute(&nand_sim_flash, byte_buffer, lx_ecc_buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
while(1)
{
}
}
/* Determine if there is any difference between the original and the new ECC routine. */
if ((ecc_bytes[0] != lx_ecc_buffer[0]) ||
(ecc_bytes[1] != lx_ecc_buffer[1]) ||
(ecc_bytes[2] != lx_ecc_buffer[2]) ||
(ecc_bytes[3] != lx_ecc_buffer[3]) ||
(ecc_bytes[4] != lx_ecc_buffer[4]) ||
(ecc_bytes[5] != lx_ecc_buffer[5]) ||
(ecc_bytes[6] != lx_ecc_buffer[6]) ||
(ecc_bytes[7] != lx_ecc_buffer[7]) ||
(ecc_bytes[8] != lx_ecc_buffer[8]) ||
(ecc_bytes[9] != lx_ecc_buffer[9]) ||
(ecc_bytes[10] != lx_ecc_buffer[10]) ||
(ecc_bytes[11] != lx_ecc_buffer[11]))
{
while(1)
{
}
}
/* Corrupt a bit in each 256 byte page. */
if (byte_buffer[7] & 1)
byte_buffer[7] = byte_buffer[7] & 0xFE;
else
byte_buffer[7] = byte_buffer[7] | 1;
if (byte_buffer[277] & 1)
byte_buffer[277] = byte_buffer[277] & 0xFE;
else
byte_buffer[277] = byte_buffer[277] | 1;
if (byte_buffer[577] & 1)
byte_buffer[577] = byte_buffer[577] & 0xFE;
else
byte_buffer[577] = byte_buffer[577] | 1;
if (byte_buffer[777] & 1)
byte_buffer[777] = byte_buffer[777] & 0xFE;
else
byte_buffer[777] = byte_buffer[777] | 1;
if (byte_buffer[1077] & 1)
byte_buffer[1077] = byte_buffer[1077] & 0xFE;
else
byte_buffer[1077] = byte_buffer[1077] | 1;
if (byte_buffer[1297] & 1)
byte_buffer[1297] = byte_buffer[1297] & 0xFE;
else
byte_buffer[1297] = byte_buffer[1297] | 1;
if (byte_buffer[1636] & 1)
byte_buffer[1636] = byte_buffer[1636] & 0xFE;
else
byte_buffer[1636] = byte_buffer[1636] | 1;
if (byte_buffer[1892] & 1)
byte_buffer[1892] = byte_buffer[1892] & 0xFE;
else
byte_buffer[1892] = byte_buffer[1892] | 1;
status = lx_nand_flash_page_ecc_check(&nand_sim_flash, byte_buffer, lx_ecc_buffer);
if (status != LX_SUCCESS)
{
/* Is it the corrected status? */
if (status != LX_NAND_ERROR_CORRECTED)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
}
/* Call LevelX ECC routines to create the ECC over the corrected buffer. */
status = lx_nand_flash_page_ecc_compute(&nand_sim_flash, byte_buffer, lx_ecc_buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
}
#endif
#if 0
/* Corrupting ECC code is detected and returns a failure... this test is not valid! */
for (i = 0; i < 256; i++)
{
/* Setup buffer. */
for (j = 0; j < 2048; j++)
byte_buffer[j] = (UCHAR) (rand() % 256);
/* Call the ECC calculate routine. */
ComputePageECC(byte_buffer, 2048, ecc_bytes);
/* Call LevelX ECC routines to do the same thing. */
status = lx_nand_flash_page_ecc_compute(&nand_sim_flash, byte_buffer, lx_ecc_buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
while(1)
{
}
}
/* Determine if there is any difference between the original and the new ECC routine. */
if ((ecc_bytes[0] != lx_ecc_buffer[0]) ||
(ecc_bytes[1] != lx_ecc_buffer[1]) ||
(ecc_bytes[2] != lx_ecc_buffer[2]) ||
(ecc_bytes[3] != lx_ecc_buffer[3]) ||
(ecc_bytes[4] != lx_ecc_buffer[4]) ||
(ecc_bytes[5] != lx_ecc_buffer[5]) ||
(ecc_bytes[6] != lx_ecc_buffer[6]) ||
(ecc_bytes[7] != lx_ecc_buffer[7]) ||
(ecc_bytes[8] != lx_ecc_buffer[8]) ||
(ecc_bytes[9] != lx_ecc_buffer[9]) ||
(ecc_bytes[10] != lx_ecc_buffer[10]) ||
(ecc_bytes[11] != lx_ecc_buffer[11]))
{
while(1)
{
}
}
/* Corrupt a bit in each ECC for 256 byte page. */
if (ecc_bytes[1] & 1)
ecc_bytes[1] = ecc_bytes[1] & 0xFE;
else
ecc_bytes[1] = ecc_bytes[1] | 1;
if (ecc_bytes[4] & 1)
ecc_bytes[4] = ecc_bytes[4] & 0xFE;
else
ecc_bytes[4] = ecc_bytes[4] | 1;
if (ecc_bytes[7] & 1)
ecc_bytes[7] = ecc_bytes[7] & 0xFE;
else
ecc_bytes[7] = ecc_bytes[7] | 1;
if (ecc_bytes[10] & 1)
ecc_bytes[10] = ecc_bytes[10] & 0xFE;
else
ecc_bytes[10] = ecc_bytes[10] | 1;
if (ecc_bytes[13] & 1)
ecc_bytes[13] = ecc_bytes[13] & 0xFE;
else
ecc_bytes[13] = ecc_bytes[13] | 1;
if (ecc_bytes[16] & 1)
ecc_bytes[16] = ecc_bytes[16] & 0xFE;
else
ecc_bytes[16] = ecc_bytes[16] | 1;
if (ecc_bytes[19] & 1)
ecc_bytes[19] = ecc_bytes[19] & 0xFE;
else
ecc_bytes[19] = ecc_bytes[19] | 1;
if (ecc_bytes[22] & 1)
ecc_bytes[22] = ecc_bytes[22] & 0xFE;
else
ecc_bytes[22] = ecc_bytes[22] | 1;
status = (UINT) CorrectPageECC(byte_buffer, 2048, ecc_bytes);
if (status != 0)
{
/* Check for corrected return value. */
if (status != 1)
{
while(1)
{
}
}
}
/* Corrupt a bit in each ECC for 256 byte page. */
if (lx_ecc_buffer[1] & 1)
lx_ecc_buffer[1] = lx_ecc_buffer[1] & 0xFE;
else
lx_ecc_buffer[1] = lx_ecc_buffer[1] | 1;
if (lx_ecc_buffer[4] & 1)
lx_ecc_buffer[4] = lx_ecc_buffer[4] & 0xFE;
else
lx_ecc_buffer[4] = lx_ecc_buffer[4] | 1;
if (lx_ecc_buffer[7] & 1)
lx_ecc_buffer[7] = lx_ecc_buffer[7] & 0xFE;
else
lx_ecc_buffer[7] = lx_ecc_buffer[7] | 1;
if (lx_ecc_buffer[10] & 1)
lx_ecc_buffer[10] = lx_ecc_buffer[10] & 0xFE;
else
lx_ecc_buffer[10] = lx_ecc_buffer[10] | 1;
if (lx_ecc_buffer[13] & 1)
lx_ecc_buffer[13] = lx_ecc_buffer[13] & 0xFE;
else
lx_ecc_buffer[13] = lx_ecc_buffer[13] | 1;
if (lx_ecc_buffer[16] & 1)
lx_ecc_buffer[16] = lx_ecc_buffer[16] & 0xFE;
else
lx_ecc_buffer[16] = lx_ecc_buffer[16] | 1;
if (lx_ecc_buffer[19] & 1)
lx_ecc_buffer[19] = lx_ecc_buffer[19] & 0xFE;
else
lx_ecc_buffer[19] = lx_ecc_buffer[19] | 1;
if (lx_ecc_buffer[22] & 1)
lx_ecc_buffer[22] = lx_ecc_buffer[22] & 0xFE;
else
lx_ecc_buffer[22] = lx_ecc_buffer[22] | 1;
status = lx_nand_flash_page_ecc_check(&nand_sim_flash, byte_buffer, lx_ecc_buffer);
if (status != LX_SUCCESS)
{
/* Is it the corrected status? */
if (status != LX_NAND_ERROR_CORRECTED)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
}
/* Call LevelX ECC routines to create the ECC over the corrected buffer. */
status = lx_nand_flash_page_ecc_compute(&nand_sim_flash, byte_buffer, lx_ecc_buffer);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
#ifdef BATCH_TEST
exit(1);
#endif
while(1)
{
}
}
}
#endif
#if 0
/* TEST FileX packing routines. */
/* Erase the simulated NAND flash. */
_lx_nand_flash_simulator_erase_all();
/* Open the flash. */
status = lx_nand_flash_open(&nand_sim_flash, "sim nor flash", _lx_nand_flash_simulator_initialize);
#ifdef EXTENDED_CACHE
status += lx_nand_flash_extended_cache_enable(&nand_sim_flash, cache_memory, sizeof(cache_memory));
#endif
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
while(1)
{
}
}
/* Setup the write data. */
for (i = 0; i < 8; i++)
{
for (j = 0; j < 512/4; j++)
test_write[i].words[j] = i;
}
/* Now write the data one logical sector at a time. */
for (i = 0; i < 8; i++)
{
_fx_nand_flash_write_sectors(i, 1, (UCHAR *) &test_write[i]);
}
/* Setup the read buffer. */
for (i = 0; i < 8; i++)
{
for (j = 0; j < 512/4; j++)
test_read[i].words[j] = 0xEFEFEFEF;
}
/* Read back in one sector at a time. */
for (i = 0; i < 8; i++)
{
_fx_nand_flash_read_sectors(i, 1, (UCHAR *) &test_read[i].words[0]);
}
/* Setup the read buffer. */
for (i = 0; i < 8; i++)
{
for (j = 0; j < 512/4; j++)
test_read[i].words[j] = 0xEFEFEFEF;
}
_fx_nand_flash_read_sectors(3, 5, (UCHAR *) &test_read[3].words[0]);
_fx_nand_flash_read_sectors(1, 2, (UCHAR *) &test_read[1].words[0]);
_fx_nand_flash_read_sectors(0, 1, (UCHAR *) &test_read[0].words[0]);
/* Setup the read buffer. */
for (i = 0; i < 8; i++)
{
for (j = 0; j < 512/4; j++)
test_read[i].words[j] = 0xEFEFEFEF;
}
_fx_nand_flash_read_sectors(0, 8, (UCHAR *) &test_read[0].words[0]);
status = lx_nand_flash_close(&nand_sim_flash);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
while(1)
{
}
}
/* Erase the simulated NAND flash. */
_lx_nand_flash_simulator_erase_all();
/* Open the flash. */
status = lx_nand_flash_open(&nand_sim_flash, "sim nor flash", _lx_nand_flash_simulator_initialize);
#ifdef EXTENDED_CACHE
status += lx_nand_flash_extended_cache_enable(&nand_sim_flash, cache_memory, sizeof(cache_memory));
#endif
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
while(1)
{
}
}
_fx_nand_flash_write_sectors(3, 5, (UCHAR *) &test_read[3].words[0]);
_fx_nand_flash_write_sectors(1, 2, (UCHAR *) &test_read[1].words[0]);
_fx_nand_flash_write_sectors(0, 1, (UCHAR *) &test_read[0].words[0]);
/* Setup the read buffer. */
for (i = 0; i < 8; i++)
{
for (j = 0; j < 512/4; j++)
test_read[i].words[j] = 0xEFEFEFEF;
}
_fx_nand_flash_read_sectors(0, 1, (UCHAR *) &test_read[0].words[0]);
_fx_nand_flash_read_sectors(1, 2, (UCHAR *) &test_read[1].words[0]);
_fx_nand_flash_read_sectors(3, 5, (UCHAR *) &test_read[3].words[0]);
status = lx_nand_flash_close(&nand_sim_flash);
if (status != LX_SUCCESS)
{
printf("FAILED!\n");
while(1)
{
}
}
/* End */
#endif
#ifdef BATCH_TEST
exit(0);
#endif
/* All done! */
while(1)
{
}
}
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