apic, x86: Check if EILVT APIC registers are available (AMD only)

[cascardo/linux.git] / arch / x86 / include / asm / apicdef.h

diff --git a/arch/x86/include/asm/apicdef.h b/arch/x86/include/asm/apicdef.h
index 7fe3b30..a859ca4 100644 (file)
--- a/arch/x86/include/asm/apicdef.h
+++ b/arch/x86/include/asm/apicdef.h
@@ -131,6 +131,7 @@
 #define APIC_EILVTn(n) (0x500 + 0x10 * n)
 #define                APIC_EILVT_NR_AMD_K8    1       /* # of extended interrupts */
 #define                APIC_EILVT_NR_AMD_10H   4
+#define                APIC_EILVT_NR_MAX       APIC_EILVT_NR_AMD_10H
 #define                APIC_EILVT_LVTOFF(x)    (((x) >> 4) & 0xF)
 #define                APIC_EILVT_MSG_FIX      0x0
 #define                APIC_EILVT_MSG_SMI      0x2