Messages in this thread Patch in this message | | | From | YunQiang Su <> | Subject | [PATCH v2] getauxval.3: MIPS, AT_BASE_PLATFORM passes ISA level | Date | Sun, 22 Mar 2020 17:55:27 +0800 |
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Since Linux 5.7, on MIPS, we use AT_BASE_PLATFORM to pass ISA level. The values may be: mips2, mips3, mips4, mips5, mips32, mips32r2, mips32r6, mips64, mips64r2, mips64r6.
This behavior is different with PowerPC.
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=e585b768da111f2c2d413de6214e83bbdfee8f22 Signed-off-by: YunQiang Su <syq@debian.org>
---- v1 -> v2: fix typo --- man3/getauxval.3 | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-)
diff --git a/man3/getauxval.3 b/man3/getauxval.3 index 456371c6a..bcc116dd2 100644 --- a/man3/getauxval.3 +++ b/man3/getauxval.3 @@ -60,9 +60,10 @@ values are present on all architectures. The base address of the program interpreter (usually, the dynamic linker). .TP .BR AT_BASE_PLATFORM -A pointer to a string identifying the real platform; may differ from -.BR AT_PLATFORM -(PowerPC only). +A pointer to a string (PowerPC and MIPS only). +On PowerPC, this identifies the real platform; may differ from +.BR AT_PLATFORM "." +On MIPS, this identifies the ISA level (Since 5.7). .TP .BR AT_CLKTCK The frequency with which -- 2.26.0.rc2
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