From: Yury Norov <ynorov@caviumnetworks.com> To: <arnd@arndb.de>, <catalin.marinas@arm.com>, <linux-arm-kernel@lists.infradead.org>, <linux-kernel@vger.kernel.org> Cc: <ynorov@caviumnetworks.com>, <pinskia@gmail.com>, <Prasun.Kapoor@caviumnetworks.com>, <schwab@suse.de>, <Nathan_Lynch@mentor.com>, <agraf@suse.de>, <klimov.linux@gmail.com>, <broonie@kernel.org>, <jan.dakinevich@gmail.com>, <ddaney.cavm@gmail.com>, <bamvor.zhangjian@huawei.com>, <philipp.tomsich@theobroma-systems.com>, <joseph@codesourcery.com>, <christoph.muellner@theobroma-systems.com> Subject: [PATCH v6 01/20] arm64: ilp32: add documentation on the ILP32 ABI for ARM64 Date: Wed, 16 Dec 2015 00:42:27 +0300 [thread overview] Message-ID: <1450215766-14765-2-git-send-email-ynorov@caviumnetworks.com> (raw) In-Reply-To: <1450215766-14765-1-git-send-email-ynorov@caviumnetworks.com> Based on Andrew Pinski's patch-series. Signed-off-by: Yury Norov <ynorov@caviumnetworks.com> --- Documentation/arm64/ilp32.txt | 17 +++++++++++++++++ 1 file changed, 17 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..ad3a48e --- /dev/null +++ b/Documentation/arm64/ilp32.txt @@ -0,0 +1,17 @@ +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. + +Syscalls openat and open_by_handle_at are as non-compat as, it's +temporary solution. There is expected global refactoring for all +platforms. + -- 2.5.0
WARNING: multiple messages have this Message-ID (diff)
From: ynorov@caviumnetworks.com (Yury Norov) To: linux-arm-kernel@lists.infradead.org Subject: [PATCH v6 01/20] arm64: ilp32: add documentation on the ILP32 ABI for ARM64 Date: Wed, 16 Dec 2015 00:42:27 +0300 [thread overview] Message-ID: <1450215766-14765-2-git-send-email-ynorov@caviumnetworks.com> (raw) In-Reply-To: <1450215766-14765-1-git-send-email-ynorov@caviumnetworks.com> Based on Andrew Pinski's patch-series. Signed-off-by: Yury Norov <ynorov@caviumnetworks.com> --- Documentation/arm64/ilp32.txt | 17 +++++++++++++++++ 1 file changed, 17 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..ad3a48e --- /dev/null +++ b/Documentation/arm64/ilp32.txt @@ -0,0 +1,17 @@ +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. + +Syscalls openat and open_by_handle_at are as non-compat as, it's +temporary solution. There is expected global refactoring for all +platforms. + -- 2.5.0
next prev parent reply other threads:[~2015-12-15 21:43 UTC|newest] Thread overview: 156+ messages / expand[flat|nested] mbox.gz Atom feed top 2015-12-15 21:42 [RFC3 PATCH v6 00/20] ILP32 for ARM64 Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-15 21:42 ` Yury Norov [this message] 2015-12-15 21:42 ` [PATCH v6 01/20] arm64: ilp32: add documentation on the ILP32 ABI " Yury Norov 2015-12-15 21:42 ` [PATCH v6 02/20] arm64: ensure the kernel is compiled for LP64 Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-15 21:42 ` [PATCH v6 03/20] arm64: rename COMPAT to AARCH32_EL0 in Kconfig Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-17 11:23 ` Catalin Marinas 2015-12-17 11:23 ` Catalin Marinas 2015-12-15 21:42 ` [PATCH v6 04/20] arm64: change some CONFIG_COMPAT over to use CONFIG_AARCH32_EL0 instead Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-23 14:15 ` Yury Norov 2015-12-23 14:15 ` Yury Norov 2015-12-28 8:43 ` > diff --git a/arch/arm64/kernel/Makefile b/arch/arm64/kernel/Makefile Bamvor Jian Zhang 2015-12-28 8:43 ` Bamvor Jian Zhang 2015-12-28 9:01 ` [PATCH v6 04/20] arm64: change some CONFIG_COMPAT over to use CONFIG_AARCH32_EL0 instead Zhangjian (Bamvor) 2015-12-28 9:01 ` Zhangjian (Bamvor) 2015-12-29 12:27 ` Yury Norov 2015-12-29 12:27 ` Yury Norov 2015-12-29 14:59 ` [PATCH] arm64: compat: fix wrong dependency Bamvor Jian Zhang 2015-12-29 14:59 ` Bamvor Jian Zhang 2015-12-29 13:12 ` [PATCH v6 04/20] arm64: change some CONFIG_COMPAT over to use CONFIG_AARCH32_EL0 instead Yury Norov 2015-12-29 13:12 ` Yury Norov 2015-12-15 21:42 ` [PATCH v6 05/20] arm64:uapi: set __BITS_PER_LONG correctly for ILP32 and LP64 Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-15 21:42 ` [PATCH v6 06/20] thread: move thread bits accessors to separated file Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-15 21:42 ` [PATCH v6 07/20] arm64: introduce is_a32_task and is_a32_thread (for AArch32 compat) Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-17 11:38 ` Catalin Marinas 2015-12-17 11:38 ` Catalin Marinas 2015-12-15 21:42 ` [PATCH v6 08/20] arm64: ilp32: add is_ilp32_compat_{task,thread} and TIF_32BIT_AARCH64 Yury Norov 2015-12-15 21:42 ` [PATCH v6 08/20] arm64: ilp32: add is_ilp32_compat_{task, thread} " Yury Norov 2015-12-17 11:41 ` Catalin Marinas 2015-12-17 11:41 ` Catalin Marinas 2015-12-18 14:11 ` Yury Norov 2015-12-18 14:11 ` Yury Norov 2015-12-18 14:44 ` Yury Norov 2015-12-18 14:44 ` Yury Norov 2015-12-21 17:42 ` Catalin Marinas 2015-12-21 17:42 ` Catalin Marinas 2015-12-15 21:42 ` [PATCH v6 09/20] arm64:ilp32: share HWCAP between LP64 and ILP32 Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-16 15:54 ` Arnd Bergmann 2015-12-16 15:54 ` Arnd Bergmann 2015-12-16 16:58 ` Catalin Marinas 2015-12-16 16:58 ` Catalin Marinas 2015-12-16 17:19 ` Catalin Marinas 2015-12-16 17:19 ` Catalin Marinas 2015-12-16 19:17 ` Arnd Bergmann 2015-12-16 19:17 ` Arnd Bergmann 2015-12-17 10:54 ` Catalin Marinas 2015-12-17 10:54 ` Catalin Marinas 2015-12-17 13:56 ` Arnd Bergmann 2015-12-17 13:56 ` Arnd Bergmann 2015-12-15 21:42 ` [PATCH v6 10/20] arm64:ilp32 use the native LP64 'start_thread' for ILP32 threads Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-16 15:50 ` Arnd Bergmann 2015-12-16 15:50 ` Arnd Bergmann 2015-12-18 13:57 ` Yury Norov 2015-12-18 13:57 ` Yury Norov 2015-12-15 21:42 ` [PATCH v6 11/20] arm64:ilp32: support core dump generation for ILP32 Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-17 14:05 ` Catalin Marinas 2015-12-17 14:05 ` Catalin Marinas 2015-12-15 21:42 ` [PATCH v6 12/20] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-16 16:07 ` Arnd Bergmann 2015-12-16 16:07 ` Arnd Bergmann 2015-12-17 18:27 ` Catalin Marinas 2015-12-17 18:27 ` Catalin Marinas 2015-12-17 20:10 ` Arnd Bergmann 2015-12-17 20:10 ` Arnd Bergmann 2015-12-17 20:14 ` Andrew Pinski 2015-12-17 20:14 ` Andrew Pinski 2015-12-17 20:50 ` Arnd Bergmann 2015-12-17 20:50 ` Arnd Bergmann 2016-01-05 15:26 ` Yury Norov 2016-01-05 15:26 ` Yury Norov 2016-01-05 21:12 ` Arnd Bergmann 2016-01-05 21:12 ` Arnd Bergmann 2016-01-06 17:10 ` Catalin Marinas 2016-01-06 17:10 ` Catalin Marinas 2016-01-07 14:13 ` Arnd Bergmann 2016-01-07 14:13 ` Arnd Bergmann 2016-01-07 15:42 ` Yury Norov 2016-01-07 15:42 ` Yury Norov 2016-01-07 17:23 ` Catalin Marinas 2016-01-07 17:23 ` Catalin Marinas 2015-12-18 11:42 ` Catalin Marinas 2015-12-18 11:42 ` Catalin Marinas 2015-12-18 12:47 ` Arnd Bergmann 2015-12-18 12:47 ` Arnd Bergmann 2015-12-21 18:31 ` Catalin Marinas 2015-12-21 18:31 ` Catalin Marinas 2015-12-21 22:19 ` Arnd Bergmann 2015-12-21 22:19 ` Arnd Bergmann 2015-12-21 18:39 ` Dr. Philipp Tomsich 2015-12-21 18:39 ` Dr. Philipp Tomsich 2015-12-21 22:13 ` Arnd Bergmann 2015-12-21 22:13 ` Arnd Bergmann 2015-12-21 22:31 ` Arnd Bergmann 2015-12-21 22:31 ` Arnd Bergmann 2015-12-23 18:31 ` Yury Norov 2015-12-23 18:31 ` Yury Norov 2015-12-23 21:48 ` Arnd Bergmann 2015-12-23 21:48 ` Arnd Bergmann 2015-12-15 21:42 ` [PATCH v6 13/20] arm64: ilp32: share aarch32 syscall wrappers to ilp32 Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-17 14:38 ` Andreas Schwab 2015-12-17 14:38 ` Andreas Schwab 2015-12-18 13:49 ` Yury Norov 2015-12-18 13:49 ` Yury Norov 2015-12-22 12:25 ` Catalin Marinas 2015-12-22 12:25 ` Catalin Marinas 2015-12-22 21:44 ` Arnd Bergmann 2015-12-22 21:44 ` Arnd Bergmann 2015-12-23 13:37 ` Catalin Marinas 2015-12-23 13:37 ` Catalin Marinas 2015-12-23 20:41 ` Arnd Bergmann 2015-12-23 20:41 ` Arnd Bergmann 2015-12-30 17:29 ` Yury Norov 2015-12-30 17:29 ` Yury Norov 2015-12-30 22:36 ` Arnd Bergmann 2015-12-30 22:36 ` Arnd Bergmann 2015-12-23 4:21 ` Yury Norov 2015-12-23 4:21 ` Yury Norov 2015-12-15 21:42 ` [PATCH v6 14/20] arm64: signal: wrap struct ucontext, fp and lr with struct sigframe Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-15 21:42 ` [PATCH v6 15/20] arm64: signal: move ilp32 and lp64 common code to separated file Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-16 16:08 ` Arnd Bergmann 2015-12-16 16:08 ` Arnd Bergmann 2015-12-18 13:48 ` Yury Norov 2015-12-18 13:48 ` Yury Norov 2015-12-18 14:09 ` Arnd Bergmann 2015-12-18 14:09 ` Arnd Bergmann 2015-12-22 17:11 ` Catalin Marinas 2015-12-22 17:11 ` Catalin Marinas 2015-12-15 21:42 ` [PATCH v6 16/20] arm64: signal32: move ilp32 and aarch32 " Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-22 14:29 ` Catalin Marinas 2015-12-22 14:29 ` Catalin Marinas 2015-12-15 21:42 ` [PATCH v6 17/20] arm64: ilp32: introduce ilp32-specific handlers for sigframe Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-22 17:08 ` Catalin Marinas 2015-12-22 17:08 ` Catalin Marinas 2015-12-15 21:42 ` [PATCH v6 18/20] arm64:ilp32: add vdso-ilp32 and use for signal return Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-15 21:42 ` [PATCH v6 19/20] arm64:ilp32: change COMPAT_ELF_PLATFORM to report a a subplatform for ILP32 Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-15 21:42 ` [PATCH v6 20/20] arm64:ilp32: add ARM64_ILP32 to Kconfig Yury Norov 2015-12-15 21:42 ` Yury Norov 2015-12-16 16:24 ` [RFC3 PATCH v6 00/20] ILP32 for ARM64 Arnd Bergmann 2015-12-16 16:24 ` Arnd Bergmann
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