Document cache information sysconf variables

Write short descriptions for each of the cache information sysconf
variables.

	* manual/conf.texi (_SC_LEVEL1_ICACHE_SIZE,
	_SC_LEVEL1_ICACHE_ASSOC, _SC_LEVEL1_ICACHE_LINESIZE,
	_SC_LEVEL1_DCACHE_SIZE, _SC_LEVEL1_DCACHE_ASSOC,
	_SC_LEVEL1_DCACHE_LINESIZE, _SC_LEVEL2_CACHE_SIZE,
	_SC_LEVEL2_CACHE_ASSOC, _SC_LEVEL2_CACHE_LINESIZE,
	_SC_LEVEL3_CACHE_SIZE, _SC_LEVEL3_CACHE_ASSOC,
	_SC_LEVEL3_CACHE_LINESIZE, _SC_LEVEL4_CACHE_SIZE,
	_SC_LEVEL4_CACHE_ASSOC, _SC_LEVEL4_CACHE_LINESIZE): New
	variables.

Reviewed-by: Rical Jasan <ricaljasan@pacific.net>

1 files changed, 61 insertions, 0 deletions

diff --git a/manual/conf.texi b/manual/conf.texi
index 875862c847..079bdb295e 100644
--- a/manual/conf.texi
+++ b/manual/conf.texi
@@ -678,6 +678,67 @@ Inquire about the number of available physical pages in the system.
 Inquire about the number of functions which can be registered as termination
 functions for @code{atexit}; @pxref{Cleanups on Exit}.
 
+@item _SC_LEVEL1_ICACHE_SIZE
+@standards{GNU, unistd.h}
+Inquire about the size of the Level 1 instruction cache.
+
+@item _SC_LEVEL1_ICACHE_ASSOC
+@standards{GNU, unistd.h}
+Inquire about the associativity of the Level 1 instruction cache.
+
+@item _SC_LEVEL1_ICACHE_LINESIZE
+@standards{GNU, unistd.h}
+Inquire about the line length of the Level 1 instruction cache.
+
+@item _SC_LEVEL1_DCACHE_SIZE
+@standards{GNU, unistd.h}
+Inquire about the size of the Level 1 data cache.
+
+@item _SC_LEVEL1_DCACHE_ASSOC
+@standards{GNU, unistd.h}
+Inquire about the associativity of the Level 1 data cache.
+
+@item _SC_LEVEL1_DCACHE_LINESIZE
+@standards{GNU, unistd.h}
+Inquire about the line length of the Level 1 data cache.
+
+@item _SC_LEVEL2_CACHE_SIZE
+@standards{GNU, unistd.h}
+Inquire about the size of the Level 2 cache.
+
+@item _SC_LEVEL2_CACHE_ASSOC
+@standards{GNU, unistd.h}
+Inquire about the associativity of the Level 2 cache.
+
+@item _SC_LEVEL2_CACHE_LINESIZE
+@standards{GNU, unistd.h}
+Inquire about the line length of the Level 2 cache.
+
+@item _SC_LEVEL3_CACHE_SIZE
+@standards{GNU, unistd.h}
+Inquire about the size of the Level 3 cache.
+
+@item _SC_LEVEL3_CACHE_ASSOC
+@standards{GNU, unistd.h}
+Inquire about the associativity of the Level 3 cache.
+
+@item _SC_LEVEL3_CACHE_LINESIZE
+@standards{GNU, unistd.h}
+Inquire about the line length of the Level 3 cache.
+
+@item _SC_LEVEL4_CACHE_SIZE
+@standards{GNU, unistd.h}
+Inquire about the size of the Level 4 cache.
+
+@item _SC_LEVEL4_CACHE_ASSOC
+@standards{GNU, unistd.h}
+Inquire about the associativity of the Level 4 cache.
+
+@item _SC_LEVEL4_CACHE_LINESIZE
+@standards{GNU, unistd.h}
+Inquire about the line length of the Level 4 cache.
+
+
 @item _SC_XOPEN_VERSION
 @standards{X/Open, unistd.h}
 Inquire about the parameter corresponding to @code{_XOPEN_VERSION}.