x86: move es7000_plat out of mpparse.c

Signed-off-by: NAlexey Starikovskiy <astarikovskiy@suse.de>
Signed-off-by: NIngo Molnar <mingo@elte.hu>

arch/x86/kernel/mpparse.c

@@ -793,15 +793,14 @@ void __init find_smp_config(void)
                             ACPI-based MP Configuration
    -------------------------------------------------------------------------- */
 
-/*
- * Keep this outside and initialized to 0, for !CONFIG_ACPI builds:
- */
-int es7000_plat;
-
 #ifdef CONFIG_ACPI
 
 #ifdef	CONFIG_X86_IO_APIC
 
+#if defined(CONFIG_X86_ES7000) || defined(CONFIG_X86_GENERICARCH)
+extern int es7000_plat;
+#endif
+
 #define MP_ISA_BUS		0
 
 static struct mp_ioapic_routing mp_ioapic_routing[MAX_IO_APICS];
@@ -928,11 +927,13 @@ void __init mp_config_acpi_legacy_irqs(void)
 	set_bit(MP_ISA_BUS, mp_bus_not_pci);
 	Dprintk("Bus #%d is ISA\n", MP_ISA_BUS);
 
+#if defined(CONFIG_X86_ES7000) || defined(CONFIG_X86_GENERICARCH)
 	/*
 	 * Older generations of ES7000 have no legacy identity mappings
 	 */
 	if (es7000_plat == 1)
 		return;
+#endif
 
 	/*
 	 * Locate the IOAPIC that manages the ISA IRQs (0-15).

arch/x86/mach-es7000/es7000plat.c

@@ -52,6 +52,8 @@ static struct mip_reg		*host_reg;
 static int 			mip_port;
 static unsigned long		mip_addr, host_addr;
 
+int es7000_plat;
+
 /*
  * GSI override for ES7000 platforms.
  */

include/asm-x86/system.h

@@ -303,7 +303,6 @@ static inline void clflush(volatile void *__p)
 void disable_hlt(void);
 void enable_hlt(void);
 
-extern int es7000_plat;
 void cpu_idle_wait(void);
 
 extern unsigned long arch_align_stack(unsigned long sp);