Patrick Georgi (pgeorgi@google.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/9382
-gerrit
commit 32b166ae626bb451e5404a26e807bc3d90d46dd7 Author: Daisuke Nojiri dnojiri@chromium.org Date: Thu Oct 23 11:51:18 2014 -0700
armv7-m: add bootblock entry point
this adds an entry point jumping to main for the bootblock.
BUG=None BRANCH=ToT TEST=Built coreboot for cosmos Signed-off-by: Daisuke Nojiri dnojiri@chromium.org
Change-Id: I1c9ea6ba63a1058e09613d969fe00308260037be Signed-off-by: Patrick Georgi pgeorgi@chromium.org Original-Commit-Id: 662d0083f25008b55b9bc5fbce9e30e6b80c2c65 Original-Change-Id: I74f2f5e3b3961ab54a7913e6b3a3ab0e6fd813a3 Original-Reviewed-on: https://chromium-review.googlesource.com/225205 Original-Commit-Queue: Daisuke Nojiri dnojiri@chromium.org Original-Tested-by: Daisuke Nojiri dnojiri@chromium.org Original-Reviewed-by: Vadim Bendebury vbendeb@chromium.org --- src/arch/arm/armv7/Makefile.inc | 1 + src/arch/arm/armv7/bootblock_m.S | 35 +++++++++++++++++++++++++++++++++++ 2 files changed, 36 insertions(+)
diff --git a/src/arch/arm/armv7/Makefile.inc b/src/arch/arm/armv7/Makefile.inc index ab7f554..ba962e9 100644 --- a/src/arch/arm/armv7/Makefile.inc +++ b/src/arch/arm/armv7/Makefile.inc @@ -51,6 +51,7 @@ bootblock-c-ccopts += $(armv7-m_flags) bootblock-S-ccopts += $(armv7-m_asm_flags)
ifneq ($(CONFIG_ARM_BOOTBLOCK_CUSTOM),y) +bootblock-y += bootblock_m.S bootblock-y += bootblock_simple.c endif bootblock-y += exception_m.c diff --git a/src/arch/arm/armv7/bootblock_m.S b/src/arch/arm/armv7/bootblock_m.S new file mode 100644 index 0000000..0a29a0b --- /dev/null +++ b/src/arch/arm/armv7/bootblock_m.S @@ -0,0 +1,35 @@ +/* + * This file is part of the coreboot project. + * + * Copyright 2014 Google Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + */ + +#include <arch/asm.h> + +ENTRY(_start) + bl main +ENDPROC(_start)