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| -rw-r--r-- | sys/boot/common/help.common | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/sys/boot/common/help.common b/sys/boot/common/help.common index 95c075ee834a..d2b0bba513f9 100644 --- a/sys/boot/common/help.common +++ b/sys/boot/common/help.common @@ -251,6 +251,18 @@ Overrides the compile-time set value of TCBHASHSIZE or the preset default of 512. Must be a power of 2. + set hw.physmem=<value> MAXMEM (i386 only) + + Limits the amount of physical memory space available to + the system to <value> bytes. <value> may have a k, M or G + suffix to indicate kilobytes, megabytes and gigabytes + respectively. Note that the current i386 architecture + limits this value to 4GB. + + On systems where memory cannot be accurately probed, + this option provides a hint as to the actual size of + system memory (which will be tested before use). + ################################################################################ # Tshow DShow the values of variables |