From: ynorov@caviumnetworks.com (Yury Norov)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v6 01/21] arm64: ilp32: add documentation on the ILP32 ABI for ARM64
Date: Fri, 8 Jan 2016 02:34:19 +0300 [thread overview]
Message-ID: <1452209679-19445-2-git-send-email-ynorov@caviumnetworks.com> (raw)
In-Reply-To: <1452209679-19445-1-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 | 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
next prev parent reply other threads:[~2016-01-07 23:34 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-01-07 23:34 [RFC4 PATCH v6 00/21] ILP32 for ARM64 Yury Norov
2016-01-07 23:34 ` Yury Norov [this message]
2016-01-07 23:34 ` [PATCH v6 02/21] arm64: ensure the kernel is compiled for LP64 Yury Norov
2016-01-07 23:34 ` [PATCH v6 03/21] arm64: rename COMPAT to AARCH32_EL0 in Kconfig Yury Norov
2016-01-07 23:34 ` [PATCH v6 04/21] arm64: change some CONFIG_COMPAT over to use CONFIG_AARCH32_EL0 instead Yury Norov
2016-01-07 23:34 ` [PATCH v6 05/21] arm64: compat: fix wrong dependency Yury Norov
2016-01-08 8:49 ` Arnd Bergmann
2016-01-07 23:34 ` [PATCH v6 06/21] arm64:uapi: set __BITS_PER_LONG correctly for ILP32 and LP64 Yury Norov
2016-01-07 23:34 ` [PATCH v6 07/21] thread: move thread bits accessors to separated file Yury Norov
2016-01-07 23:34 ` [PATCH v6 08/21] arm64: introduce is_a32_task and is_a32_thread (for AArch32 compat) Yury Norov
2016-01-07 23:34 ` [PATCH v6 09/21] arm64: ilp32: add is_ilp32_compat_{task, thread} and TIF_32BIT_AARCH64 Yury Norov
2016-01-07 23:34 ` [PATCH v6 10/21] arm64: introduce binfmt_elf32.c Yury Norov
2016-01-07 23:34 ` [PATCH v6 11/21] arm64: ilp32: introduce binfmt_ilp32.c Yury Norov
2016-01-07 23:45 ` Yury Norov
2016-01-08 9:08 ` Arnd Bergmann
2016-01-12 16:46 ` Yury Norov
2016-01-12 23:05 ` Arnd Bergmann
2016-01-07 23:34 ` [PATCH v6 12/21] arm64:ilp32: share HWCAP between LP64 and ILP32 Yury Norov
2016-01-08 8:58 ` Arnd Bergmann
2016-01-07 23:34 ` [PATCH v6 13/21] arm64: ptrace: handle ptrace_request differently for aarch32 and ilp32 Yury Norov
2016-01-08 9:01 ` Arnd Bergmann
2016-01-07 23:34 ` [PATCH v6 14/21] arm64:ilp32: add sys_ilp32.c and a separate table (in entry.S) to use it Yury Norov
2016-01-08 9:04 ` Arnd Bergmann
2016-01-08 9:21 ` Arnd Bergmann
2016-01-08 11:13 ` Yury Norov
2016-01-08 16:45 ` Arnd Bergmann
2016-01-13 16:21 ` Yury Norov
2016-01-07 23:34 ` [PATCH v6 15/21] arm64: signal: wrap struct ucontext, fp and lr with struct sigframe Yury Norov
2016-01-07 23:34 ` [PATCH v6 16/21] arm64: signal: share lp64 signal routines to ilp32 Yury Norov
2016-01-07 23:34 ` [PATCH v6 17/21] arm64: signal32: move ilp32 and aarch32 common code to separated file Yury Norov
2016-01-07 23:34 ` [PATCH v6 18/21] arm64: ilp32: introduce ilp32-specific handlers for sigframe Yury Norov
2016-01-07 23:34 ` [PATCH v6 19/21] arm64:ilp32: add vdso-ilp32 and use for signal return Yury Norov
2016-01-07 23:34 ` [PATCH v6 20/21] arm64:ilp32: change COMPAT_ELF_PLATFORM to report a a subplatform for ILP32 Yury Norov
2016-01-08 9:05 ` Arnd Bergmann
2016-01-07 23:34 ` [PATCH v6 21/21] arm64:ilp32: add ARM64_ILP32 to Kconfig Yury Norov
-- strict thread matches above, loose matches on Subject: below --
2016-01-14 17:22 [RFC5 PATCH v6 00/21] ILP32 for ARM64 Yury Norov
2016-01-14 17:22 ` [PATCH v6 01/21] arm64: ilp32: add documentation on the ILP32 ABI " Yury Norov
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