From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756106AbcANRXy (ORCPT ); Thu, 14 Jan 2016 12:23:54 -0500 Received: from mail-bl2on0094.outbound.protection.outlook.com ([65.55.169.94]:49376 "EHLO na01-bl2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1754469AbcANRXw (ORCPT ); Thu, 14 Jan 2016 12:23:52 -0500 Authentication-Results: spf=none (sender IP is ) smtp.mailfrom=Yuri.Norov@caviumnetworks.com; From: Yury Norov To: , , , CC: , , , , , , , , , , , , Subject: [PATCH v6 01/21] arm64: ilp32: add documentation on the ILP32 ABI for ARM64 Date: Thu, 14 Jan 2016 20:22:58 +0300 Message-ID: <1452792198-10718-2-git-send-email-ynorov@caviumnetworks.com> X-Mailer: git-send-email 2.5.0 In-Reply-To: <1452792198-10718-1-git-send-email-ynorov@caviumnetworks.com> References: <1452792198-10718-1-git-send-email-ynorov@caviumnetworks.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [95.143.213.121] X-ClientProxiedBy: VI1PR05CA0031.eurprd05.prod.outlook.com (25.162.33.169) To CO2PR07MB620.namprd07.prod.outlook.com (10.141.228.156) X-Microsoft-Exchange-Diagnostics: 1;CO2PR07MB620;2:9bMN9aijfSa3bcV12zRf2HLUcOxGCOXypKqqplerUZdIQE1Y/VDB9CBMDsYkhq2rOpRW2hLImbfTUoPi552d5CoBoUr2vP5D+HFz3bvsvxRlaCDl5aknLyVKfs1M8NjpsliXGk8BpdRT1baatin/Qg==;3:UK6fqAnXCnGnOX4iI+WYngY5ou75tlCu8dmQQInS/+6TWMvls6DlRK87juPa4qO0At6jjfg6m4KkvBwYagutR4h/u8VmFxKPkP9YDppPueNBJEVu+VkkWrO3XAYVt4zZ;25:HGKZlNJ+RLk9Q/DeMj/tbd/QGqBf5IEdA8AurBUjXMUuMng1EiTMIf4B7AcaZvFrAXq6V4DfbWeNqfY8w4bKEvRdTTUwsiyK0nNGFtdRsBj4VaEPQMTtWcDH0Cb19f5A6sjtX2ji7vilWRh2pmo14bIN53q/SlAPFjneKW8LsyEaT8EE3rcLvxC82qAcMSf2LkfCJporZywSTEM9n3pWO+6h2em0ILX0SEr02Bxqb+KlWATk0yuhjEzON0Zz/Eez X-Microsoft-Antispam: UriScan:;BCL:0;PCL:0;RULEID:;SRVR:CO2PR07MB620; 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Signed-off-by: Yury Norov --- Documentation/arm64/ilp32.txt | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 Documentation/arm64/ilp32.txt diff --git a/Documentation/arm64/ilp32.txt b/Documentation/arm64/ilp32.txt new file mode 100644 index 0000000..d14af62 --- /dev/null +++ b/Documentation/arm64/ilp32.txt @@ -0,0 +1,13 @@ +ILP32 AARCH64 SYSCALL ABI +========================= + +This document describes the ILP32 syscall ABI and where it differs +from the generic compat linux syscall interface. + +Syscalls which normally would pass 64bit values as two arguments; +now pass the 64bit value as one argument. + +struct rt_sigframe is redefined and contains struct compat_siginfo, +as compat syscalls expects, and struct sigframe, taken from lp64 to +handle AARCH64 register set. + -- 2.5.0 From mboxrd@z Thu Jan 1 00:00:00 1970 From: ynorov@caviumnetworks.com (Yury Norov) Date: Thu, 14 Jan 2016 20:22:58 +0300 Subject: [PATCH v6 01/21] arm64: ilp32: add documentation on the ILP32 ABI for ARM64 In-Reply-To: <1452792198-10718-1-git-send-email-ynorov@caviumnetworks.com> References: <1452792198-10718-1-git-send-email-ynorov@caviumnetworks.com> Message-ID: <1452792198-10718-2-git-send-email-ynorov@caviumnetworks.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Based on Andrew Pinski's patch-series. Signed-off-by: Yury Norov --- Documentation/arm64/ilp32.txt | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 Documentation/arm64/ilp32.txt diff --git a/Documentation/arm64/ilp32.txt b/Documentation/arm64/ilp32.txt new file mode 100644 index 0000000..d14af62 --- /dev/null +++ b/Documentation/arm64/ilp32.txt @@ -0,0 +1,13 @@ +ILP32 AARCH64 SYSCALL ABI +========================= + +This document describes the ILP32 syscall ABI and where it differs +from the generic compat linux syscall interface. + +Syscalls which normally would pass 64bit values as two arguments; +now pass the 64bit value as one argument. + +struct rt_sigframe is redefined and contains struct compat_siginfo, +as compat syscalls expects, and struct sigframe, taken from lp64 to +handle AARCH64 register set. + -- 2.5.0