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SubjectRe: Configure.help entries wanted
Date
On Fri, 25 May 2001 01:22:00 -0400, 
"Eric S. Raymond" <esr@thyrsus.com> wrote:
>Amaze your friends and confound your enemies with your hackerly erudition --
>contribute a Configure.help entry today!
>
>IA64 port:
>
>CONFIG_DISABLE_VHPT
>CONFIG_MCKINLEY_A0_SPECIFIC
>CONFIG_MCKINLEY_ASTEP_SPECIFIC
>CONFIG_IA64_DEBUG_CMPXCHG
>CONFIG_IA64_DEBUG_IRQ
>CONFIG_IA64_EARLY_PRINTK
>CONFIG_IA64_PRINT_HAZARDS

I claim my erudition prize (do I get steak knives with that?).
Against 2.4.4-ia64-010508.

Index: 4.20/Documentation/Configure.help
--- 4.20/Documentation/Configure.help Wed, 09 May 2001 14:46:25 +1000 kaos (linux-2.4/Z/c/10_Configure. 1.1.2.8.2.12 644)
+++ 4.20(w)/Documentation/Configure.help Fri, 25 May 2001 15:56:18 +1000 kaos (linux-2.4/Z/c/10_Configure. 1.1.2.8.2.12 644)
@@ -17678,6 +17678,49 @@ CONFIG_IA64_MCA
Say Y here to enable machine check support for IA-64. If you're
unsure, answer Y.

+Disable IA-64 Virtual Hash Page Table
+CONFIG_DISABLE_VHPT
+ The Virtual Hash Page Table (VHPT) enhances virtual address
+ translation performance. Normally you want the VHPT active but you
+ can select this option to disable the VHPT for debugging. If you're
+ unsure, answer N.
+
+McKinley A-step specific code
+CONFIG_MCKINLEY_ASTEP_SPECIFIC
+ Select this option to build a kernel for an IA64 McKinley system
+ with any A-stepping CPU.
+
+McKinley A0/A1-step specific code
+CONFIG_MCKINLEY_A0_SPECIFIC
+ Select this option to build a kernel for an IA64 McKinley system
+ with an A0 or A1 stepping CPU.
+
+IA64 compare-and-exchange bug checking
+CONFIG_IA64_DEBUG_CMPXCHG
+ Selecting this option turns on bug checking for the IA64
+ compare-and-exchange instructions. This is slow! If you're unsure,
+ select N.
+
+IA64 IRQ bug checking
+CONFIG_IA64_DEBUG_IRQ
+ Selecting this option turns on bug checking for the IA64 irq_save and
+ restore instructions. This is slow! If you're unsure, select N.
+
+IA64 Early printk support
+CONFIG_IA64_EARLY_PRINTK
+ Selecting this option uses the VGA screen for printk() output before
+ the consoles are initialised. It is useful for debugging problems
+ early in the boot process, but only if you have a VGA screen
+ attached. If you're unsure, select N.
+
+IA64 Print Hazards
+CONFIG_IA64_PRINT_HAZARDS
+ Selecting this option prints more information for Illegal Dependency
+ Faults, that is, for Read after Write, Write after Write or Write
+ after Read violations. This option is ignored if you are compiling
+ for an Itanium A step processor (CONFIG_ITANIUM_ASTEP_SPECIFIC). If
+ you're unsure, select Y.
+
Performance monitor support
CONFIG_PERFMON
Selects whether support for the IA-64 performance monitor hardware
-
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