---

yaml --- r: 175707 b: refs/heads/master c: 551b81f h: refs/heads/master i: 175705: 049846c 175703: bac568c v: v3
git-mirror · Oct 30, 2009 · b558d10 · b558d10
1 parent 2f9cc2e
commit b558d10
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Showing 3 changed files with 13 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: d35ef90bf9e7cab9aa85e9c0724bd1ac6f784601
+refs/heads/master: 551b81f26ffc2135b8490babad1a9ab12d617e8d
diff --git a/trunk/arch/powerpc/Kconfig b/trunk/arch/powerpc/Kconfig
@@ -56,6 +56,16 @@ config IRQ_PER_CPU
 	bool
 	default y
 
+config NR_IRQS
+	int "Number of virtual interrupt numbers"
+	range 32 512
+	default "512"
+	help
+	  This defines the number of virtual interrupt numbers the kernel
+	  can manage. Virtual interrupt numbers are what you see in
+	  /proc/interrupts. If you configure your system to have too few,
+	  drivers will fail to load or worse - handle with care.
+
 config STACKTRACE_SUPPORT
 	bool
 	default y

diff --git a/trunk/arch/powerpc/include/asm/irq.h b/trunk/arch/powerpc/include/asm/irq.h
@@ -34,8 +34,8 @@ extern atomic_t ppc_n_lost_interrupts;
  */
 #define NO_IRQ_IGNORE		((unsigned int)-1)
 
-/* Total number of virq in the platform (make it a CONFIG_* option ? */
-#define NR_IRQS		512
+/* Total number of virq in the platform */
+#define NR_IRQS		CONFIG_NR_IRQS
 
 /* Number of irqs reserved for the legacy controller */
 #define NUM_ISA_INTERRUPTS	16