NVProperty generic key value store using the MCU flash area.
Dependents: Turtle_RadioShuttle
Diff: NVProperty_L4OTP.cpp
- Revision:
- 12:5539cdc8be4b
- Parent:
- 8:b42bb4130002
--- a/NVProperty_L4OTP.cpp Sun Feb 10 10:43:09 2019 +0100
+++ b/NVProperty_L4OTP.cpp Sun Feb 10 18:39:29 2019 +0100
@@ -55,7 +55,7 @@
static uint8_t *savedStart;
if (!savedStart) {
_startAddress = (uint8_t *) malloc(512);
- memset(_startAddress, 0xff, 512);
+ memset(_startAddress, _flashErasedValue, 512);
savedStart = _startAddress;
} else {
_startAddress = savedStart;
@@ -91,7 +91,7 @@
uint8_t *p = _startAddress;
for (int i = 0; i < (int)sizeof(_flash_header); i++) {
- if (*p++ != 0xff)
+ if (*p++ != _flashErasedValue)
return; // invalid data
}
@@ -395,7 +395,7 @@
int index = 0;
_flashEntry *p = (_flashEntry *)(_startAddress + sizeof(_flash_header));
- while((uint8_t *)p < _endAddress && p->key != NVProperty::PROPERTIES_EOF) {
+ while((uint8_t *)p < _endAddress && p->key != _flashErasedValue) {
int64_t value = 0;
switch(p->t.type) {
@@ -466,7 +466,7 @@
p = (_flashEntry *)(_startAddress + sizeof(_flash_header));
_flashEntry *lastP = NULL;
while(true) {
- if ((uint8_t*)p >= _endAddress || p->key == NVProperty::PROPERTIES_EOF) {
+ if ((uint8_t*)p >= _endAddress || p->key == _flashErasedValue) {
if ((uint8_t*)p <= _endAddress)
_lastEntry = p;
if (!lastP || lastP->t.deleted)
Helmut Tschemernjak