u-boot/arch/xtensa/lib/relocate.c
Chris Zankel c978b52410 xtensa: add support for the xtensa processor architecture [2/2]
The Xtensa processor architecture is a configurable, extensible,
and synthesizable 32-bit RISC processor core provided by Tensilica, inc.

This is the second part of the basic architecture port, adding the
'arch/xtensa' directory and a readme file.

Signed-off-by: Chris Zankel <chris@zankel.net>
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
2016-08-15 18:46:38 -04:00

18 lines
311 B
C

/*
* Copyright (C) 2016 Cadence Design Systems Inc.
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <asm/relocate.h>
#include <asm/sections.h>
#include <asm/string.h>
int clear_bss(void)
{
size_t len = (size_t)&__bss_end - (size_t)&__bss_start;
memset((void *)&__bss_start, 0x00, len);
return 0;
}