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Add support for discovering beginning of free space on flash chip

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This commit is contained in:
Nicholas Sherlock 2015-02-10 13:44:18 +13:00
parent f7d227a208
commit 5651e65a0b
6 changed files with 142 additions and 29 deletions
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24
src/main/io/serial_cli.c
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@ -753,8 +753,8 @@ static void cliFlashIdent(char *cmdline)
UNUSED(cmdline);
printf("Flash sectors=%u, sectorSize=%u, pagesPerSector=%u, pageSize=%u, totalSize=%u\r\n",
layout->sectors, layout->sectorSize, layout->pagesPerSector, layout->pageSize, layout->totalSize);
printf("Flash sectors=%u, sectorSize=%u, pagesPerSector=%u, pageSize=%u, totalSize=%u, usedSize=%u\r\n",
layout->sectors, layout->sectorSize, layout->pagesPerSector, layout->pageSize, layout->totalSize, flashfsGetOffset());
}
static void cliFlashErase(char *cmdline)
@ -786,7 +786,7 @@ static void cliFlashRead(char *cmdline)
{
uint32_t address = atoi(cmdline);
uint32_t length;
uint32_t i;
int i;
uint8_t buffer[32];
@ -799,18 +799,22 @@ static void cliFlashRead(char *cmdline)
printf("Reading %u bytes at %u:\r\n", length, address);
flashfsSeekAbs(address);
while (length > 0) {
uint32_t bytesToRead = length < 32 ? length : 32;
int bytesRead;
flashfsRead(buffer, bytesToRead);
bytesRead = flashfsReadAbs(address, buffer, length < sizeof(buffer) ? length : sizeof(buffer));
for (i = 0; i < bytesToRead; i++) {
printf("%c", (char) buffer[i]);
for (i = 0; i < bytesRead; i++) {
cliWrite(buffer[i]);
}
length -= bytesToRead;
length -= bytesRead;
address += bytesRead;
if (bytesRead == 0) {
//Assume we reached the end of the volume or something fatal happened
break;
}
}
printf("\r\n");
}