438 lines
18 KiB
C++
438 lines
18 KiB
C++
/* Copyright 2021 by Don Kjer
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "gtest/gtest.h"
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extern "C" {
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#include "flash_stm32.h"
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#include "eeprom_stm32.h"
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#include "eeprom.h"
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}
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/* Mock Flash Parameters:
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*
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* === Large Layout ===
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* flash size: 65536
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* page size: 2048
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* density pages: 16
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* Simulated EEPROM size: 16384
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*
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* FlashBuf Layout:
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* [Unused | Compact | Write Log ]
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* [0......|32768......|49152......65535]
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*
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* === Tiny Layout ===
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* flash size: 1024
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* page size: 512
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* density pages: 1
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* Simulated EEPROM size: 256
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*
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* FlashBuf Layout:
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* [Unused | Compact | Write Log ]
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* [0......|512......|768......1023]
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*
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*/
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#define EEPROM_SIZE (FEE_PAGE_SIZE * FEE_PAGE_COUNT / 2)
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#define LOG_SIZE EEPROM_SIZE
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#define LOG_BASE (MOCK_FLASH_SIZE - LOG_SIZE)
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#define EEPROM_BASE (LOG_BASE - EEPROM_SIZE)
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/* Log encoding helpers */
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#define BYTE_VALUE(addr, value) (((addr) << 8) | (value))
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#define WORD_ZERO(addr) (0x8000 | ((addr) >> 1))
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#define WORD_ONE(addr) (0xA000 | ((addr) >> 1))
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#define WORD_NEXT(addr) (0xE000 | (((addr)-0x80) >> 1))
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class EepromStm32Test : public testing::Test {
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public:
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EepromStm32Test() {}
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~EepromStm32Test() {}
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protected:
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void SetUp() override { EEPROM_Erase(); }
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void TearDown() override {
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#ifdef EEPROM_DEBUG
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dumpEepromDataBuf();
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#endif
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}
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};
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TEST_F(EepromStm32Test, TestErase) {
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EEPROM_WriteDataByte(0, 0x42);
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EEPROM_Erase();
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EXPECT_EQ(EEPROM_ReadDataByte(0), 0);
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EXPECT_EQ(EEPROM_ReadDataByte(1), 0);
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}
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TEST_F(EepromStm32Test, TestReadGarbage) {
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uint8_t garbage = 0x3c;
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for (int i = 0; i < MOCK_FLASH_SIZE; ++i) {
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garbage ^= 0xa3;
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garbage += i;
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FlashBuf[i] = garbage;
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}
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EEPROM_Init(); // Just verify we don't crash
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}
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TEST_F(EepromStm32Test, TestWriteBadAddress) {
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EXPECT_EQ(EEPROM_WriteDataByte(EEPROM_SIZE, 0x42), FLASH_BAD_ADDRESS);
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EXPECT_EQ(EEPROM_WriteDataWord(EEPROM_SIZE - 1, 0xbeef), FLASH_BAD_ADDRESS);
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EXPECT_EQ(EEPROM_WriteDataWord(EEPROM_SIZE, 0xbeef), FLASH_BAD_ADDRESS);
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}
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TEST_F(EepromStm32Test, TestReadBadAddress) {
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EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE), 0xFF);
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EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 1), 0xFFFF);
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EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE), 0xFFFF);
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EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 4)), 0);
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EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 3)), 0xFF000000);
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EXPECT_EQ(eeprom_read_dword((uint32_t*)EEPROM_SIZE), 0xFFFFFFFF);
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}
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TEST_F(EepromStm32Test, TestReadByte) {
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/* Direct compacted-area baseline: Address < 0x80 */
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FlashBuf[EEPROM_BASE + 2] = ~0xef;
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FlashBuf[EEPROM_BASE + 3] = ~0xbe;
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/* Direct compacted-area baseline: Address >= 0x80 */
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FlashBuf[EEPROM_BASE + EEPROM_SIZE - 2] = ~0x78;
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FlashBuf[EEPROM_BASE + EEPROM_SIZE - 1] = ~0x56;
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataByte(2), 0xef);
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EXPECT_EQ(EEPROM_ReadDataByte(3), 0xbe);
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EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 2), 0x78);
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EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 1), 0x56);
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/* Write Log byte value */
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FlashBuf[LOG_BASE] = 0x65;
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FlashBuf[LOG_BASE + 1] = 3;
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/* Write Log word value */
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*(uint16_t*)&FlashBuf[LOG_BASE + 2] = WORD_NEXT(EEPROM_SIZE - 2);
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*(uint16_t*)&FlashBuf[LOG_BASE + 4] = ~0x9abc;
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataByte(2), 0xef);
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EXPECT_EQ(EEPROM_ReadDataByte(3), 0x65);
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EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 2), 0xbc);
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EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 1), 0x9a);
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}
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TEST_F(EepromStm32Test, TestWriteByte) {
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/* Direct compacted-area baseline: Address < 0x80 */
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EEPROM_WriteDataByte(2, 0xef);
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EEPROM_WriteDataByte(3, 0xbe);
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/* Direct compacted-area baseline: Address >= 0x80 */
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EEPROM_WriteDataByte(EEPROM_SIZE - 2, 0x78);
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EEPROM_WriteDataByte(EEPROM_SIZE - 1, 0x56);
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/* Check values */
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/* First write in each aligned word should have been direct */
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EXPECT_EQ(FlashBuf[EEPROM_BASE + 2], (uint8_t)~0xef);
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EXPECT_EQ(FlashBuf[EEPROM_BASE + EEPROM_SIZE - 2], (uint8_t)~0x78);
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/* Second write per aligned word requires a log entry */
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE], BYTE_VALUE(3, 0xbe));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 2], WORD_NEXT(EEPROM_SIZE - 1));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 4], (uint16_t)~0x5678);
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}
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TEST_F(EepromStm32Test, TestByteRoundTrip) {
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/* Direct compacted-area: Address < 0x80 */
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EEPROM_WriteDataWord(0, 0xdead);
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EEPROM_WriteDataByte(2, 0xef);
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EEPROM_WriteDataByte(3, 0xbe);
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/* Direct compacted-area: Address >= 0x80 */
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EEPROM_WriteDataByte(EEPROM_SIZE - 2, 0x78);
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EEPROM_WriteDataByte(EEPROM_SIZE - 1, 0x56);
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataByte(0), 0xad);
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EXPECT_EQ(EEPROM_ReadDataByte(1), 0xde);
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EXPECT_EQ(EEPROM_ReadDataByte(2), 0xef);
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EXPECT_EQ(EEPROM_ReadDataByte(3), 0xbe);
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EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 2), 0x78);
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EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 1), 0x56);
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/* Write log entries */
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EEPROM_WriteDataByte(2, 0x80);
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EEPROM_WriteDataByte(EEPROM_SIZE - 2, 0x3c);
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataByte(2), 0x80);
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EXPECT_EQ(EEPROM_ReadDataByte(3), 0xbe);
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EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 2), 0x3c);
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EXPECT_EQ(EEPROM_ReadDataByte(EEPROM_SIZE - 1), 0x56);
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}
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TEST_F(EepromStm32Test, TestReadWord) {
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/* Direct compacted-area baseline: Address < 0x80 */
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FlashBuf[EEPROM_BASE + 0] = ~0xad;
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FlashBuf[EEPROM_BASE + 1] = ~0xde;
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/* Direct compacted-area baseline: Address >= 0x80 */
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FlashBuf[EEPROM_BASE + 200] = ~0xcd;
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FlashBuf[EEPROM_BASE + 201] = ~0xab;
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FlashBuf[EEPROM_BASE + EEPROM_SIZE - 4] = ~0x34;
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FlashBuf[EEPROM_BASE + EEPROM_SIZE - 3] = ~0x12;
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FlashBuf[EEPROM_BASE + EEPROM_SIZE - 2] = ~0x78;
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FlashBuf[EEPROM_BASE + EEPROM_SIZE - 1] = ~0x56;
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataWord(0), 0xdead);
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EXPECT_EQ(EEPROM_ReadDataWord(200), 0xabcd);
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EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 4), 0x1234);
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EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 2), 0x5678);
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/* Write Log word zero-encoded */
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*(uint16_t*)&FlashBuf[LOG_BASE] = WORD_ZERO(200);
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/* Write Log word one-encoded */
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*(uint16_t*)&FlashBuf[LOG_BASE + 2] = WORD_ONE(EEPROM_SIZE - 4);
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/* Write Log word value */
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*(uint16_t*)&FlashBuf[LOG_BASE + 4] = WORD_NEXT(EEPROM_SIZE - 2);
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*(uint16_t*)&FlashBuf[LOG_BASE + 6] = ~0x9abc;
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataWord(200), 0);
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EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 4), 1);
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EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 2), 0x9abc);
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}
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TEST_F(EepromStm32Test, TestWriteWord) {
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/* Direct compacted-area: Address < 0x80 */
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EEPROM_WriteDataWord(0, 0xdead); // Aligned
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EEPROM_WriteDataWord(3, 0xbeef); // Unaligned
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/* Direct compacted-area: Address >= 0x80 */
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EEPROM_WriteDataWord(200, 0xabcd); // Aligned
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EEPROM_WriteDataWord(203, 0x9876); // Unaligned
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EEPROM_WriteDataWord(EEPROM_SIZE - 4, 0x1234);
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EEPROM_WriteDataWord(EEPROM_SIZE - 2, 0x5678);
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/* Write Log word zero-encoded */
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EEPROM_WriteDataWord(EEPROM_SIZE - 4, 0);
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/* Write Log word one-encoded */
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EEPROM_WriteDataWord(EEPROM_SIZE - 2, 1);
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/* Write Log word value aligned */
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EEPROM_WriteDataWord(200, 0x4321); // Aligned
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/* Write Log word value unaligned */
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EEPROM_WriteDataByte(202, 0x3c); // Set neighboring byte
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EEPROM_WriteDataWord(203, 0xcdef); // Unaligned
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/* Check values */
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/* Direct compacted-area */
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EXPECT_EQ(*(uint16_t*)&FlashBuf[EEPROM_BASE], (uint16_t)~0xdead);
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EXPECT_EQ(*(uint16_t*)&FlashBuf[EEPROM_BASE + 3], (uint16_t)~0xbeef);
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EXPECT_EQ(*(uint16_t*)&FlashBuf[EEPROM_BASE + 200], (uint16_t)~0xabcd);
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EXPECT_EQ(FlashBuf[EEPROM_BASE + 203], (uint8_t)~0x76);
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EXPECT_EQ(FlashBuf[EEPROM_BASE + 204], (uint8_t)~0x98);
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EXPECT_EQ(*(uint16_t*)&FlashBuf[EEPROM_BASE + EEPROM_SIZE - 4], (uint16_t)~0x1234);
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EXPECT_EQ(*(uint16_t*)&FlashBuf[EEPROM_BASE + EEPROM_SIZE - 2], (uint16_t)~0x5678);
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/* Write Log word zero-encoded */
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE], WORD_ZERO(EEPROM_SIZE - 4));
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/* Write Log word one-encoded */
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 2], WORD_ONE(EEPROM_SIZE - 2));
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/* Write Log word value aligned */
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 4], WORD_NEXT(200));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 6], (uint16_t)~0x4321);
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/* Write Log word value unaligned */
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 8], WORD_NEXT(202));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 10], (uint16_t)~0x763c);
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 12], WORD_NEXT(202));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 14], (uint16_t)~0xef3c);
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 16], WORD_NEXT(204));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 18], (uint16_t)~0x00cd);
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}
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TEST_F(EepromStm32Test, TestWordRoundTrip) {
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/* Direct compacted-area: Address < 0x80 */
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EEPROM_WriteDataWord(0, 0xdead); // Aligned
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EEPROM_WriteDataWord(3, 0xbeef); // Unaligned
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/* Direct compacted-area: Address >= 0x80 */
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EEPROM_WriteDataWord(200, 0xabcd); // Aligned
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EEPROM_WriteDataWord(203, 0x9876); // Unaligned
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EEPROM_WriteDataWord(EEPROM_SIZE - 4, 0x1234);
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EEPROM_WriteDataWord(EEPROM_SIZE - 2, 0x5678);
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataWord(0), 0xdead);
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EXPECT_EQ(EEPROM_ReadDataWord(3), 0xbeef);
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EXPECT_EQ(EEPROM_ReadDataWord(200), 0xabcd);
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EXPECT_EQ(EEPROM_ReadDataWord(203), 0x9876);
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EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 4), 0x1234);
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EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 2), 0x5678);
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/* Write Log word zero-encoded */
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EEPROM_WriteDataWord(EEPROM_SIZE - 4, 0);
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/* Write Log word one-encoded */
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EEPROM_WriteDataWord(EEPROM_SIZE - 2, 1);
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/* Write Log word value aligned */
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EEPROM_WriteDataWord(200, 0x4321); // Aligned
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/* Write Log word value unaligned */
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EEPROM_WriteDataByte(202, 0x3c); // Set neighboring byte
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EEPROM_WriteDataWord(203, 0xcdef); // Unaligned
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataWord(200), 0x4321);
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EXPECT_EQ(EEPROM_ReadDataByte(202), 0x3c);
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EXPECT_EQ(EEPROM_ReadDataWord(203), 0xcdef);
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EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 4), 0);
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EXPECT_EQ(EEPROM_ReadDataWord(EEPROM_SIZE - 2), 1);
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}
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TEST_F(EepromStm32Test, TestByteWordBoundary) {
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/* Direct compacted-area write */
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EEPROM_WriteDataWord(0x7e, 0xdead);
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EEPROM_WriteDataWord(0x80, 0xbeef);
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/* Byte log entry */
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EEPROM_WriteDataByte(0x7f, 0x3c);
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/* Word log entry */
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EEPROM_WriteDataByte(0x80, 0x18);
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataWord(0x7e), 0x3cad);
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EXPECT_EQ(EEPROM_ReadDataWord(0x80), 0xbe18);
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE], BYTE_VALUE(0x7f, 0x3c));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 2], WORD_NEXT(0x80));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 4], (uint16_t)~0xbe18);
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/* Byte log entries */
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EEPROM_WriteDataWord(0x7e, 0xcafe);
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataWord(0x7e), 0xcafe);
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 6], BYTE_VALUE(0x7e, 0xfe));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 8], BYTE_VALUE(0x7f, 0xca));
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/* Byte and Word log entries */
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EEPROM_WriteDataWord(0x7f, 0xba5e);
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataWord(0x7f), 0xba5e);
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 10], BYTE_VALUE(0x7f, 0x5e));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 12], WORD_NEXT(0x80));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 14], (uint16_t)~0xbeba);
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/* Word log entry */
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EEPROM_WriteDataWord(0x80, 0xf00d);
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/* Check values */
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EEPROM_Init();
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EXPECT_EQ(EEPROM_ReadDataWord(0x80), 0xf00d);
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 16], WORD_NEXT(0x80));
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EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + 18], (uint16_t)~0xf00d);
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}
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TEST_F(EepromStm32Test, TestDWordRoundTrip) {
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/* Direct compacted-area: Address < 0x80 */
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eeprom_write_dword((uint32_t*)0, 0xdeadbeef); // Aligned
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eeprom_write_dword((uint32_t*)9, 0x12345678); // Unaligned
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/* Direct compacted-area: Address >= 0x80 */
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eeprom_write_dword((uint32_t*)200, 0xfacef00d);
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eeprom_write_dword((uint32_t*)(EEPROM_SIZE - 4), 0xba5eba11); // Aligned
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eeprom_write_dword((uint32_t*)(EEPROM_SIZE - 9), 0xcafed00d); // Unaligned
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/* Check direct values */
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EEPROM_Init();
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EXPECT_EQ(eeprom_read_dword((uint32_t*)0), 0xdeadbeef);
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EXPECT_EQ(eeprom_read_dword((uint32_t*)9), 0x12345678);
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EXPECT_EQ(eeprom_read_dword((uint32_t*)200), 0xfacef00d);
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EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 4)), 0xba5eba11); // Aligned
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EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 9)), 0xcafed00d); // Unaligned
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/* Write Log byte encoded */
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eeprom_write_dword((uint32_t*)0, 0xdecafbad);
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eeprom_write_dword((uint32_t*)9, 0x87654321);
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/* Write Log word encoded */
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eeprom_write_dword((uint32_t*)200, 1);
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/* Write Log word value aligned */
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eeprom_write_dword((uint32_t*)(EEPROM_SIZE - 4), 0xdeadc0de); // Aligned
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eeprom_write_dword((uint32_t*)(EEPROM_SIZE - 9), 0x6789abcd); // Unaligned
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/* Check log values */
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EEPROM_Init();
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EXPECT_EQ(eeprom_read_dword((uint32_t*)0), 0xdecafbad);
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EXPECT_EQ(eeprom_read_dword((uint32_t*)9), 0x87654321);
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EXPECT_EQ(eeprom_read_dword((uint32_t*)200), 1);
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EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 4)), 0xdeadc0de); // Aligned
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EXPECT_EQ(eeprom_read_dword((uint32_t*)(EEPROM_SIZE - 9)), 0x6789abcd); // Unaligned
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}
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TEST_F(EepromStm32Test, TestBlockRoundTrip) {
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char src0[] = "0123456789abcdef";
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void* src1 = (void*)&src0[1];
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/* Various alignments of src & dst, Address < 0x80 */
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eeprom_write_block(src0, (void*)0, sizeof(src0));
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eeprom_write_block(src0, (void*)21, sizeof(src0));
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eeprom_write_block(src1, (void*)40, sizeof(src0) - 1);
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eeprom_write_block(src1, (void*)61, sizeof(src0) - 1);
|
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/* Various alignments of src & dst, Address >= 0x80 */
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eeprom_write_block(src0, (void*)140, sizeof(src0));
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eeprom_write_block(src0, (void*)161, sizeof(src0));
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eeprom_write_block(src1, (void*)180, sizeof(src0) - 1);
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eeprom_write_block(src1, (void*)201, sizeof(src0) - 1);
|
|
|
|
/* Check values */
|
|
EEPROM_Init();
|
|
|
|
char dstBuf[256] = {0};
|
|
char* dst0a = (char*)dstBuf;
|
|
char* dst0b = (char*)&dstBuf[20];
|
|
char* dst1a = (char*)&dstBuf[41];
|
|
char* dst1b = (char*)&dstBuf[61];
|
|
char* dst0c = (char*)&dstBuf[80];
|
|
char* dst0d = (char*)&dstBuf[100];
|
|
char* dst1c = (char*)&dstBuf[121];
|
|
char* dst1d = (char*)&dstBuf[141];
|
|
eeprom_read_block((void*)dst0a, (void*)0, sizeof(src0));
|
|
eeprom_read_block((void*)dst0b, (void*)21, sizeof(src0));
|
|
eeprom_read_block((void*)dst1a, (void*)40, sizeof(src0) - 1);
|
|
eeprom_read_block((void*)dst1b, (void*)61, sizeof(src0) - 1);
|
|
eeprom_read_block((void*)dst0c, (void*)140, sizeof(src0));
|
|
eeprom_read_block((void*)dst0d, (void*)161, sizeof(src0));
|
|
eeprom_read_block((void*)dst1c, (void*)180, sizeof(src0) - 1);
|
|
eeprom_read_block((void*)dst1d, (void*)201, sizeof(src0) - 1);
|
|
EXPECT_EQ(strcmp((char*)src0, dst0a), 0);
|
|
EXPECT_EQ(strcmp((char*)src0, dst0b), 0);
|
|
EXPECT_EQ(strcmp((char*)src0, dst0c), 0);
|
|
EXPECT_EQ(strcmp((char*)src0, dst0d), 0);
|
|
EXPECT_EQ(strcmp((char*)src1, dst1a), 0);
|
|
EXPECT_EQ(strcmp((char*)src1, dst1b), 0);
|
|
EXPECT_EQ(strcmp((char*)src1, dst1c), 0);
|
|
EXPECT_EQ(strcmp((char*)src1, dst1d), 0);
|
|
}
|
|
|
|
TEST_F(EepromStm32Test, TestCompaction) {
|
|
/* Direct writes */
|
|
eeprom_write_dword((uint32_t*)0, 0xdeadbeef);
|
|
eeprom_write_byte((uint8_t*)4, 0x3c);
|
|
eeprom_write_word((uint16_t*)6, 0xd00d);
|
|
eeprom_write_dword((uint32_t*)150, 0xcafef00d);
|
|
eeprom_write_dword((uint32_t*)200, 0x12345678);
|
|
/* Fill write log entries */
|
|
uint32_t i;
|
|
uint32_t val = 0xd8453c6b;
|
|
for (i = 0; i < (LOG_SIZE / (sizeof(uint32_t) * 2)); i++) {
|
|
val ^= 0x593ca5b3;
|
|
val += i;
|
|
eeprom_write_dword((uint32_t*)200, val);
|
|
}
|
|
/* Check values pre-compaction */
|
|
EEPROM_Init();
|
|
EXPECT_EQ(eeprom_read_dword((uint32_t*)0), 0xdeadbeef);
|
|
EXPECT_EQ(eeprom_read_byte((uint8_t*)4), 0x3c);
|
|
EXPECT_EQ(eeprom_read_word((uint16_t*)6), 0xd00d);
|
|
EXPECT_EQ(eeprom_read_dword((uint32_t*)150), 0xcafef00d);
|
|
EXPECT_EQ(eeprom_read_dword((uint32_t*)200), val);
|
|
EXPECT_NE(*(uint16_t*)&FlashBuf[LOG_BASE], 0xFFFF);
|
|
EXPECT_NE(*(uint16_t*)&FlashBuf[LOG_BASE + LOG_SIZE - 2], 0xFFFF);
|
|
/* Run compaction */
|
|
eeprom_write_byte((uint8_t*)4, 0x1f);
|
|
EEPROM_Init();
|
|
EXPECT_EQ(eeprom_read_dword((uint32_t*)0), 0xdeadbeef);
|
|
EXPECT_EQ(eeprom_read_byte((uint8_t*)4), 0x1f);
|
|
EXPECT_EQ(eeprom_read_word((uint16_t*)6), 0xd00d);
|
|
EXPECT_EQ(eeprom_read_dword((uint32_t*)150), 0xcafef00d);
|
|
EXPECT_EQ(eeprom_read_dword((uint32_t*)200), val);
|
|
EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE], 0xFFFF);
|
|
EXPECT_EQ(*(uint16_t*)&FlashBuf[LOG_BASE + LOG_SIZE - 2], 0xFFFF);
|
|
}
|