mbed-os/features/TESTS/filesystem/spif/main.cpp

181 lines
4.8 KiB
C++

#include "mbed.h"
#include "greentea-client/test_env.h"
#include "unity.h"
#include "utest.h"
#include "SPIFBlockDevice.h"
#include <stdlib.h>
using namespace utest::v1;
#ifndef SPIF_INSTALLED
// todo: sdh
//#define SPIF_INSTALLED defined(TARGET_K82F)
#define SPIF_INSTALLED defined(TARGET_K64F)
#endif
#if !SPIF_INSTALLED
#error [NOT_SUPPORTED] SPIF Required
#endif
/*
#if defined(TARGET_K82F)
#define TEST_PINS PTE2, PTE4, PTE1, PTE5
#define TEST_FREQ 40000000
#else
#define TEST_PINS D11, D12, D13, D10
#define TEST_FREQ 1000000
#endif
*/
#if defined(TARGET_K64F)
#define TEST_PINS PTD2, PTD3, PTD1, PTD0
//#define TEST_FREQ 40000000
//#define TEST_FREQ 1000000
#define TEST_FREQ 50000
#else
#error "no TEST_PINS defined"
#endif
#define TEST_BLOCK_COUNT 10
#define TEST_ERROR_MASK 16
/*
const struct {
const char *name;
bd_size_t (BlockDevice::*method)() const;
} ATTRS[] = {
{"read size", &BlockDevice::get_read_size},
{"program size", &BlockDevice::get_program_size},
{"erase size", &BlockDevice::get_erase_size},
{"total size", &BlockDevice::size},
};
*/
const struct {
const char *name;
bd_size_t (BlockDevice::*method)() const;
} ATTRS[] = {
{"read size", &BlockDevice::get_read_size},
{"program size", &BlockDevice::get_program_size},
{"erase size", &BlockDevice::get_erase_size},
// {"total size", &BlockDevice::size},
};
// todo: fix me
void test_read_write() {
SPIFBlockDevice bd(TEST_PINS, TEST_FREQ);
int err = bd.init();
TEST_ASSERT_EQUAL(0, err);
for (unsigned a = 0; a < sizeof(ATTRS)/sizeof(ATTRS[0]); a++) {
static const char *prefixes[] = {"", "k", "M", "G"};
for (int i = 3; i >= 0; i--) {
bd_size_t size = (bd.*ATTRS[a].method)();
if (size >= (1ULL << 10*i)) {
printf("%s: %llu%sbytes (%llubytes)\n",
ATTRS[a].name, size >> 10*i, prefixes[i], size);
break;
}
}
}
bd_size_t block_size = bd.get_erase_size();
uint8_t *write_block = new uint8_t[block_size];
uint8_t *read_block = new uint8_t[block_size];
uint8_t *error_mask = new uint8_t[TEST_ERROR_MASK];
#if ! defined(__ARMCC_VERSION) && defined(__GNUC__)
unsigned addrwidth = ceil(log(bd.size()-1) / log(16))+1;
#else
unsigned addrwidth = 0;
#endif
for (int b = 0; b < TEST_BLOCK_COUNT; b++) {
// Find a random block
bd_addr_t block = (rand()*block_size) % bd.size();
// Use next random number as temporary seed to keep
// the address progressing in the pseudorandom sequence
unsigned seed = rand();
// Fill with random sequence
srand(seed);
for (bd_size_t i = 0; i < block_size; i++) {
write_block[i] = 0xff & rand();
}
// Write, sync, and read the block
printf("test %0*llx:%llu...\n", addrwidth, block, block_size);
err = bd.program(write_block, block, block_size);
TEST_ASSERT_EQUAL(0, err);
printf("write %0*llx:%llu ", addrwidth, block, block_size);
for (int i = 0; i < 16; i++) {
printf("%02x", write_block[i]);
}
printf("...\n");
err = bd.read(read_block, block, block_size);
TEST_ASSERT_EQUAL(0, err);
printf("read %0*llx:%llu ", addrwidth, block, block_size);
for (int i = 0; i < 16; i++) {
printf("%02x", read_block[i]);
}
printf("...\n");
//for (int i = 0; i < block_size; i++) {
// printf("%02x:%02x:%s\n", write_block[i], read_block[i], write_block[i] == read_block[i] ? "1" : "0");
//}
// Find error mask for debugging
memset(error_mask, 0, TEST_ERROR_MASK);
bd_size_t error_scale = block_size / (TEST_ERROR_MASK*8);
srand(seed);
for (bd_size_t i = 0; i < TEST_ERROR_MASK*8; i++) {
for (bd_size_t j = 0; j < error_scale; j++) {
if ((0xff & rand()) != read_block[i*error_scale + j]) {
error_mask[i/8] |= 1 << (i%8);
}
}
}
printf("error %0*llx:%llu ", addrwidth, block, block_size);
for (int i = 0; i < 16; i++) {
printf("%02x", error_mask[i]);
}
printf("\n");
// Check that the data was unmodified
srand(seed);
for (bd_size_t i = 0; i < block_size; i++) {
TEST_ASSERT_EQUAL(0xff & rand(), read_block[i]);
}
}
err = bd.deinit();
TEST_ASSERT_EQUAL(0, err);
}
// Test setup
utest::v1::status_t test_setup(const size_t number_of_cases) {
GREENTEA_SETUP(30, "default_auto");
return verbose_test_setup_handler(number_of_cases);
}
Case cases[] = {
Case("Testing read write random blocks", test_read_write),
};
Specification specification(test_setup, cases);
int main() {
return !Harness::run(specification);
}