HP Linux Server Management Software - Manual (Page 32)

Toolkit utilities 32
IFHW return codes
Value Meaning
0 The expression is true.
1 The expression is false.
2 The expression was not understood or an argument was invalid.
IFHW command line examples
Command-line argument Description
ifhw hpdiscovery.xml allboards.xml
"PCI:Smart Array 5i"
This command returns the following error levels:
• ERRORLEVEL 0 (True) if the Smart Array 5i is present
• ERRORLEVEL 1 (False) if the device is not present
• ERRORLEVEL 2 (Error) if the expression could not be
understood
Expression operators and terms
Operator or term Result
and True if both operands are true
or True if either operand is true
gt True if the first operand is greater than the second
lt True if the first operand is less than the second
gte True if the first operand is greater than or equal to the second
lte True if the first operand is less than or equal to the second
eq True if the two operands are equal
neq True if the two operands are not equal
not True if the operand is false
PCI:<string> True if a PCI device whose name includes <string> is found in the hardware discovery
file. <string> is case-sensitive.
HWQ:<string>
The hardware discovery file is searched for <string>, and the corresponding value is
the value of this term. <string> is case-sensitive.
<string>
A literal string, used for comparison
<number>
A literal number, used for comparison
Expression examples
Expression input Result
"PCI:Smart Array 5i" True if the Smart Array 5i Controller is found in the
system
HWQ:TotalRAM gte 512 True if the amount of RAM in the hardware
discovery file is at least 512 MB