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| author | kato <kato@FreeBSD.org> | 1997-06-27 13:46:19 +0000 |
|---|---|---|
| committer | kato <kato@FreeBSD.org> | 1997-06-27 13:46:19 +0000 |
| commit | d74d0d7da5f91d54d8e16149aaafef8d61af050d (patch) | |
| tree | 90ef56b40e68ef1c245d26de2debb4b1e63c6658 /sys/conf/NOTES | |
| parent | f8783d31d52dc1fac8eb321d102153e23c3550fd (diff) | |
| download | FreeBSD-src-d74d0d7da5f91d54d8e16149aaafef8d61af050d.zip FreeBSD-src-d74d0d7da5f91d54d8e16149aaafef8d61af050d.tar.gz | |
Added CPU_DIRECT_MAPPED_CACHE option which sets L1 cache in direct
mapped mode on Cyrix 486DLC box.
Diffstat (limited to 'sys/conf/NOTES')
| -rw-r--r-- | sys/conf/NOTES | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/sys/conf/NOTES b/sys/conf/NOTES index 3d62526..5d1a2d9 100644 --- a/sys/conf/NOTES +++ b/sys/conf/NOTES @@ -2,7 +2,7 @@ # LINT -- config file for checking all the sources, tries to pull in # as much of the source tree as it can. # -# $Id: LINT,v 1.345 1997/06/17 05:58:15 kjc Exp $ +# $Id: LINT,v 1.346 1997/06/22 16:02:55 peter Exp $ # # NB: You probably don't want to try running a kernel built from this # file. Instead, you should start from GENERIC, and add options from @@ -138,6 +138,9 @@ cpu "I686_CPU" # aka Pentium Pro(tm) # # CPU_BTB_EN enables branch target buffer on Cyrix 5x86 (NOTE 1). # +# CPU_DIRECT_MAPPED_CACHE sets L1 cache of Cyrix 486DLC CPU in direct +# mapped mode. Default is 2-way set associative mode. +# # CPU_DISABLE_5X86_LSSER disables load store serialize (i.e. enables # reorder). This option should not be used if you use memory mapped # I/O device(s). @@ -146,6 +149,7 @@ cpu "I686_CPU" # aka Pentium Pro(tm) # # CPU_I486_ON_386 enables CPU cache on i486 based CPU upgrade products # for i386 machines. +# # CPU_IORT defines I/O clock delay time (NOTE 1). Default vaules of # I/O clock delay time on Cyrix 5x86 and 6x86 are 0 and 7,respectively # (no clock delay). @@ -177,6 +181,7 @@ cpu "I686_CPU" # aka Pentium Pro(tm) options "CPU_BLUELIGHTNING_FPU_OP_CACHE" options "CPU_BLUELIGHTNING_3X" options "CPU_BTB_EN" +options "CPU_DIRECT_MAPPED_CACHE" options "CPU_DISABLE_5X86_LSSER" options "CPU_FASTER_5X86_FPU" options "CPU_I486_ON_386" |
