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-rw-r--r--platforms/test/flash_stm32_mock.c49
1 files changed, 49 insertions, 0 deletions
diff --git a/platforms/test/flash_stm32_mock.c b/platforms/test/flash_stm32_mock.c
new file mode 100644
index 0000000000..222a004bc7
--- /dev/null
+++ b/platforms/test/flash_stm32_mock.c
@@ -0,0 +1,49 @@
+/* Copyright 2021 by Don Kjer
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include <string.h>
+#include <stdbool.h>
+#include "flash_stm32.h"
+
+uint8_t FlashBuf[MOCK_FLASH_SIZE] = {0};
+
+static bool flash_locked = true;
+
+FLASH_Status FLASH_ErasePage(uint32_t Page_Address) {
+ if (flash_locked) return FLASH_ERROR_WRP;
+ Page_Address -= (uintptr_t)FlashBuf;
+ Page_Address -= (Page_Address % FEE_PAGE_SIZE);
+ if (Page_Address >= MOCK_FLASH_SIZE) return FLASH_BAD_ADDRESS;
+ memset(&FlashBuf[Page_Address], '\xff', FEE_PAGE_SIZE);
+ return FLASH_COMPLETE;
+}
+
+FLASH_Status FLASH_ProgramHalfWord(uint32_t Address, uint16_t Data) {
+ if (flash_locked) return FLASH_ERROR_WRP;
+ Address -= (uintptr_t)FlashBuf;
+ if (Address >= MOCK_FLASH_SIZE) return FLASH_BAD_ADDRESS;
+ uint16_t oldData = *(uint16_t*)&FlashBuf[Address];
+ if (oldData == 0xFFFF || Data == 0) {
+ *(uint16_t*)&FlashBuf[Address] = Data;
+ return FLASH_COMPLETE;
+ } else {
+ return FLASH_ERROR_PG;
+ }
+}
+
+FLASH_Status FLASH_WaitForLastOperation(uint32_t Timeout) { return FLASH_COMPLETE; }
+void FLASH_Unlock(void) { flash_locked = false; }
+void FLASH_Lock(void) { flash_locked = true; }