From 5eceb74f70c535e2c22d3d5be1625a0c8a8e38ea Mon Sep 17 00:00:00 2001 From: Peter Korsgaard Date: Tue, 17 Feb 2009 15:03:40 +0100 Subject: mtd-utils: handle non-power-of-2 erase size E.g., this is needed for DataFlash. Signed-off-by: Peter Korsgaard Signed-off-by: Artem Bityutskiy --- flashcp.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/flashcp.c b/flashcp.c index 7f7764a..8775022 100644 --- a/flashcp.c +++ b/flashcp.c @@ -255,8 +255,9 @@ int main (int argc,char *argv[]) #warning "Check for smaller erase regions" erase.start = 0; - erase.length = filestat.st_size & ~(mtd.erasesize - 1); - if (filestat.st_size % mtd.erasesize) erase.length += mtd.erasesize; + erase.length = (filestat.st_size + mtd.erasesize - 1) / mtd.erasesize; + erase.length *= mtd.erasesize; + if (flags & FLAG_VERBOSE) { /* if the user wants verbose output, erase 1 block at a time and show him/her what's going on */ -- cgit v1.2.3