Commit 6e60c148 authored Apr 16, 2009 by Roel Kluin Committed by Michal Simek Apr 23, 2009

microblaze: iowrite upon timeout



retries reaches -1, so the iowrite occurrs upon timeout.

Acked-by: John Williams <john.williams@petalogix.com>
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Michal Simek <monstr@monstr.eu>

parent 04e3a553

arch/microblaze/kernel/early_printk.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -36,7 +36,7 @@ static void early_printk_putc(char c)

		unsigned retries = 10000;
		/* read status bit - 0x8 offset */
		while (retries-- && (in_be32(base_addr + 8) & (1 << 3)))
		while (--retries && (in_be32(base_addr + 8) & (1 << 3)))
		;

		/* Only attempt the iowrite if we didn't timeout */