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Subject[PATCH] linux-2.5.59_smp-summit_A0
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Linus, All,
This patch fixes the Summit sub-arch so that it boots normally on
regular SMP systems as well.

Please apply.

thanks
-john

diff -Nru a/include/asm-i386/mach-summit/mach_apic.h b/include/asm-i386/mach-summit/mach_apic.h
--- a/include/asm-i386/mach-summit/mach_apic.h Mon Feb 3 13:53:50 2003
+++ b/include/asm-i386/mach-summit/mach_apic.h Mon Feb 3 13:53:50 2003
@@ -3,7 +3,7 @@

extern int x86_summit;

-#define esr_disable (1)
+#define esr_disable (x86_summit ? 1 : 0)
#define no_balance_irq (0)

#define XAPIC_DEST_CPUS_MASK 0x0Fu
@@ -15,14 +15,14 @@
#define APIC_DFR_VALUE (x86_summit ? APIC_DFR_CLUSTER : APIC_DFR_FLAT)
#define TARGET_CPUS (x86_summit ? XAPIC_DEST_CPUS_MASK : cpu_online_map)

-#define INT_DELIVERY_MODE dest_Fixed
+#define INT_DELIVERY_MODE (x86_summit ? dest_Fixed : dest_LowestPrio)
#define INT_DEST_MODE 1 /* logical delivery broadcast to all procs */

#define APIC_BROADCAST_ID (x86_summit ? 0xFF : 0x0F)
-#define check_apicid_used(bitmap, apicid) (0)
+#define check_apicid_used(bitmap, apicid) (x86_summit ? 0 : (bitmap & (1 << apicid)))

/* we don't use the phys_cpu_present_map to indicate apicid presence */
-#define check_apicid_present(bit) (1)
+#define check_apicid_present(bit) (x86_summit ? 1 : (phys_cpu_present_map & (1 << bit)))

extern u8 bios_cpu_apicid[];

@@ -106,7 +106,10 @@

static inline int check_phys_apicid_present(int boot_cpu_physical_apicid)
{
- return (1);
+ if (x86_summit)
+ return (1);
+ else
+ return test_bit(boot_cpu_physical_apicid, &phys_cpu_present_map);
}

#endif /* __ASM_MACH_APIC_H */


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