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Code Issues Wiki Activity

Only write to FLASH once 64 bytes are buffered

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This commit is contained in:
Steve Evans 2022-06-26 22:31:00 +01:00
parent 9f2cd64100
commit 5a30d9f5a0
3 changed files with 10 additions and 7 deletions
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9
src/main/io/flashfs.c
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@ -38,6 +38,7 @@
#include "platform.h"
#include "build/debug.h"
#include "common/printf.h"
#include "drivers/flash.h"
@ -343,7 +344,7 @@ uint32_t flashfsGetOffset(void)
* Returns true if all data in the buffer has been flushed to the device, or false if
* there is still data to be written (call flush again later).
*/
bool flashfsFlushAsync(void)
bool flashfsFlushAsync(bool force)
{
uint8_t const * buffers[2];
uint32_t bufferSizes[2];
@ -373,7 +374,9 @@ bool flashfsFlushAsync(void)
#endif
bufCount = flashfsGetDirtyDataBuffers(buffers, bufferSizes);
if (bufCount) {
uint32_t bufferedBytes = bufferSizes[0] + bufferSizes[1];
if (bufCount && (force || (bufferedBytes >= FLASHFS_WRITE_BUFFER_AUTO_FLUSH_LEN))) {
flashfsWriteBuffers(buffers, bufferSizes, bufCount, false);
}
@ -427,7 +430,7 @@ void flashfsWriteByte(uint8_t byte)
}
if (flashfsTransmitBufferUsed() >= FLASHFS_WRITE_BUFFER_AUTO_FLUSH_LEN) {
flashfsFlushAsync();
flashfsFlushAsync(false);
}
}