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[PATCH v6 01/21] arm64: ilp32: add documentation on the ILP32 ABI for ARM64

From Yury Norov <ynorov@caviumnetworks.com>
Newsgroups linux.kernel
Subject [PATCH v6 01/21] arm64: ilp32: add documentation on the ILP32 ABI for ARM64
Date 2016-01-14 18:30 +0100
Message-ID <qQTSG-1KH-23@gated-at.bofh.it> (permalink)
References <qQTSG-1KH-7@gated-at.bofh.it>
Organization linux.* mail to news gateway

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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

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[PATCH v6 01/21] arm64: ilp32: add documentation on the ILP32 ABI for ARM64 Yury Norov <ynorov@caviumnetworks.com> - 2016-01-14 18:30 +0100

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