/* This FileX test concentrates on the Fault-Tolerant Media Full test. */ /* For FAT 12, 16, 32, one cluster size is 1024 bytes; Check media full operation: Step1: Format and open the media; Step2: Enable fault tolerant feature; Step3: Create new file called "TEST.TXT"; Step4: Get the media available bytes; Step5: Loop to write bytes out of the file to fill the media; Step6: Check the media available bytes. Step7: Loop to read and check the file data from the media; */ #ifndef FX_STANDALONE_ENABLE #include "tx_api.h" #endif #include "fx_api.h" #include "fx_fault_tolerant.h" #include #include "fx_ram_driver_test.h" extern void test_control_return(UINT status); void filex_fault_tolerant_media_full_test_application_define(void *first_unused_memory); #if defined (FX_ENABLE_FAULT_TOLERANT) && defined (FX_FAULT_TOLERANT) #define DEMO_STACK_SIZE 4096 #define CACHE_SIZE 2048 #define FAULT_TOLERANT_SIZE FX_FAULT_TOLERANT_MINIMAL_BUFFER_SIZE /* Define the ThreadX and FileX object control blocks... */ #ifndef FX_STANDALONE_ENABLE static TX_THREAD ftest_0; #endif static FX_MEDIA ram_disk; static FX_FILE my_file; static UCHAR *pointer; /* Define the counters used in the test application... */ #ifndef FX_STANDALONE_ENABLE static UCHAR *cache_buffer; static UCHAR *fault_tolerant_buffer; #else static UCHAR cache_buffer[CACHE_SIZE]; static UCHAR fault_tolerant_buffer[FAULT_TOLERANT_SIZE]; #endif #define TEST_COUNT 3 /* Define thread prototypes. */ static void ftest_0_entry(ULONG thread_input); extern void _fx_ram_driver(FX_MEDIA *media_ptr); extern void test_control_return(UINT status); /* Define what the initial system looks like. */ #ifdef CTEST void test_application_define(void *first_unused_memory) #else void filex_fault_tolerant_media_full_test_application_define(void *first_unused_memory) #endif { #ifndef FX_STANDALONE_ENABLE /* Setup the working pointer. */ pointer = (UCHAR *) first_unused_memory; /* Create the main thread. */ tx_thread_create(&ftest_0, "thread 0", ftest_0_entry, 0, pointer, DEMO_STACK_SIZE, 4, 4, TX_NO_TIME_SLICE, TX_AUTO_START); pointer = pointer + DEMO_STACK_SIZE; /* Setup memory for the RAM disk and the sector cache. */ cache_buffer = pointer; pointer += CACHE_SIZE; fault_tolerant_buffer = pointer; pointer += FAULT_TOLERANT_SIZE; #endif /* Initialize the FileX system. */ fx_system_initialize(); #ifdef FX_STANDALONE_ENABLE ftest_0_entry(0); #endif } /* Define the test threads. */ static void ftest_0_entry(ULONG thread_input) { UINT status; ULONG actual; ULONG read_value; ULONG write_value; ULONG available_bytes; ULONG i, j; FX_PARAMETER_NOT_USED(thread_input); /* Print out some test information banners. */ printf("FileX Test: Fault Tolerant Media Full Test........................."); /* Loop to test FAT 12, 16, 32. */ for (i = 0; i < TEST_COUNT; i ++) { if (i == 0) { /* Format the media with FAT12. This needs to be done before opening it! */ status = fx_media_format(&ram_disk, _fx_ram_driver, // Driver entry ram_disk_memory_large, // RAM disk memory pointer cache_buffer, // Media buffer pointer CACHE_SIZE, // Media buffer size "MY_RAM_DISK", // Volume Name 1, // Number of FATs 32, // Directory Entries 0, // Hidden sectors 256, // Total sectors 256, // Sector size 8, // Sectors per cluster 1, // Heads 1); // Sectors per track } else if (i == 1) { /* Format the media with FAT16. This needs to be done before opening it! */ status = fx_media_format(&ram_disk, _fx_ram_driver, // Driver entry ram_disk_memory_large, // RAM disk memory pointer cache_buffer, // Media buffer pointer CACHE_SIZE, // Media buffer size "MY_RAM_DISK", // Volume Name 1, // Number of FATs 32, // Directory Entries 0, // Hidden sectors 4200 * 8, // Total sectors 256, // Sector size 8, // Sectors per cluster 1, // Heads 1); // Sectors per track } else if (i == 2) { /* Format the media with FAT32. This needs to be done before opening it! */ status = fx_media_format(&ram_disk, _fx_ram_driver, // Driver entry ram_disk_memory_large, // RAM disk memory pointer cache_buffer, // Media buffer pointer CACHE_SIZE, // Media buffer size "MY_RAM_DISK", // Volume Name 1, // Number of FATs 32, // Directory Entries 0, // Hidden sectors 70000 * 8, // Total sectors 256, // Sector size 8, // Sectors per cluster 1, // Heads 1); // Sectors per track } return_if_fail( status == FX_SUCCESS); /* Open the ram_disk. */ status = fx_media_open(&ram_disk, "RAM DISK", _fx_ram_driver, ram_disk_memory_large, cache_buffer, CACHE_SIZE); return_if_fail( status == FX_SUCCESS); /* Enable the Fault-tolerant feature. */ status = fx_fault_tolerant_enable(&ram_disk, fault_tolerant_buffer, FAULT_TOLERANT_SIZE); return_if_fail( status == FX_SUCCESS); /* Create a file called TEST.TXT in the root directory. */ status = fx_file_create(&ram_disk, "TEST.TXT"); return_if_fail( status == FX_SUCCESS); /* Open the test file. */ status = fx_file_open(&ram_disk, &my_file, "TEST.TXT", FX_OPEN_FOR_WRITE); return_if_fail( status == FX_SUCCESS); /* Pickup the available bytes in the media. */ status = fx_media_space_available(&ram_disk, &available_bytes); return_if_fail( (status == FX_SUCCESS) && (available_bytes >= sizeof(ULONG))); /* Loop to write successive bytes out to the file.... to fill the media! */ j = 0; write_value = 0; while (j < available_bytes) { /* Write 4 bytes to the file. */ status = fx_file_write(&my_file, (void *) &write_value, sizeof(ULONG)); return_if_fail( status == FX_SUCCESS); /* Increment byte count. */ j = j + sizeof(ULONG); /* Increment write value. */ write_value++; } /* Pickup the available bytes in the media again. */ status = fx_media_space_available(&ram_disk, &j); return_if_fail( (status == FX_SUCCESS) && (j == 0)); #ifndef FX_DISABLE_CACHE /* At this point, we should invalidate the (which also flushes the cache) media to ensure that all dirty sectors are written. */ status = fx_media_cache_invalidate(&ram_disk); return_if_fail((status == FX_SUCCESS) && (ram_disk.fx_media_sector_cache_dirty_count == 0)); /* See if any sectors are still valid in the cache. */ for (j = 0; j < ram_disk.fx_media_sector_cache_size; j++) { /* Determine if this cache entry is still valid. */ return_if_fail(ram_disk.fx_media_sector_cache[j].fx_cached_sector_valid == 0); } #endif /* FX_DISABLE_CACHE */ /* Seek to the beginning of the test file. */ status = fx_file_seek(&my_file, 0); return_if_fail( status == FX_SUCCESS); /* Now read in all the bytes again to make sure the file contents are really there. */ j = 0; read_value = 0; write_value = 0; while (j < available_bytes) { /* Read 4 bytes from the file. */ status = fx_file_read(&my_file, (void *) &read_value, sizeof(ULONG), &actual); /* Check the file read status. */ return_if_fail( (status == FX_SUCCESS) && (actual == 4) && (read_value == write_value)); /* Increment byte count. */ j = j + sizeof(ULONG); /* Increment write value. */ write_value++; } /* Close the test file. */ status = fx_file_close(&my_file); return_if_fail( status == FX_SUCCESS); /* Close the media. */ status = fx_media_close(&ram_disk); return_if_fail( status == FX_SUCCESS); } /* Output successful. */ printf("SUCCESS!\n"); test_control_return(0); } #else #ifdef CTEST void test_application_define(void *first_unused_memory) #else void filex_fault_tolerant_media_full_test_application_define(void *first_unused_memory) #endif { FX_PARAMETER_NOT_USED(first_unused_memory); /* Print out some test information banners. */ printf("FileX Test: Fault Tolerant Media Full Test.........................N/A\n"); test_control_return(255); } #endif