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altera_qspi: allow ctrl-c to abort the erase ops

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Allow ctrl-c to abort the erase ops.

Signed-off-by: Thomas Chou <thomas@wytron.com.tw>
This commit is contained in:
Thomas Chou 2015-12-23 21:47:02 +08:00
parent d579d38f3f
commit 8e8106dcd5
1 changed files with 9 additions and 0 deletions
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9
drivers/mtd/altera_qspi.c
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@ -5,6 +5,7 @@
*/
#include <common.h>
#include <console.h>
#include <dm.h>
#include <errno.h>
#include <fdt_support.h>
@ -145,6 +146,14 @@ static int altera_qspi_erase(struct mtd_info *mtd, struct erase_info *instr)
instr->state = MTD_ERASING;
addr &= ~(mtd->erasesize - 1); /* get lower aligned address */
while (addr < end) {
if (ctrlc()) {
if (flash_verbose)
putc('\n');
instr->fail_addr = MTD_FAIL_ADDR_UNKNOWN;
instr->state = MTD_ERASE_FAILED;
mtd_erase_callback(instr);
return -EIO;
}
flash = pdata->base + addr;
last = pdata->base + addr + mtd->erasesize;
/* skip erase if sector is blank */