From bb9b93c512b55bb7de439623880c11439d2d0b35 Mon Sep 17 00:00:00 2001 From: Claudio Carvalho Date: Wed, 28 Sep 2016 05:01:04 -0300 Subject: asm: add Hostboot rom_entry.S This adds the Hostboot rom_entry.S used to jump into the verification code copied to RAM. https://github.com/open-power/hostboot/blob/master/src/usr/secureboot/base/rom_entry.S Signed-off-by: Claudio Carvalho Signed-off-by: Stewart Smith --- asm/rom_entry.S | 51 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 51 insertions(+) create mode 100644 asm/rom_entry.S (limited to 'asm/rom_entry.S') diff --git a/asm/rom_entry.S b/asm/rom_entry.S new file mode 100644 index 0000000..71f7462 --- /dev/null +++ b/asm/rom_entry.S @@ -0,0 +1,51 @@ +# IBM_PROLOG_BEGIN_TAG +# This is an automatically generated prolog. +# +# $Source: src/usr/secureboot/base/rom_entry.S $ +# +# OpenPOWER HostBoot Project +# +# COPYRIGHT International Business Machines Corp. 2013,2014 +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or +# implied. See the License for the specific language governing +# permissions and limitations under the License. +# +# IBM_PROLOG_END_TAG +.include "kernel/ppcconsts.S" + +.section .text + +.global call_rom_verify +.global call_rom_SHA512 + +call_rom_verify: +call_rom_SHA512: + +call_rom_entry: + std r2, 40(r1) + mflr r0 + std r0, 16(r1) + stdu r1, -128(r1) + li r2, 0 + mtctr r3 + mr r3, r4 + mr r4, r5 + mr r5, r6 + mr r6, r7 + mr r7, r8 + bctrl + addi r1, r1, 128 + ld r2, 40(r1) + ld r0, 16(r1) + mtlr r0 + blr + -- cgit v1.1