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Commit 3fda5bb4 authored by Andy Shevchenko's avatar Andy Shevchenko Committed by Ingo Molnar
Browse files

x86/platform/intel-mid: Enable 64-bit build 



Intel Tangier SoC is known to have 64-bit dual core CPU. Enable
64-bit build for it.

The kernel has been tested on Intel Edison board:

	Linux buildroot 4.4.0-next-20160115+ #25 SMP Fri Jan 15 22:03:19 EET 2016 x86_64 GNU/Linux

	processor       : 0
	vendor_id       : GenuineIntel
	cpu family      : 6
	model           : 74
	model name      : Genuine Intel(R) CPU   4000  @  500MHz
	stepping        : 8

Signed-off-by: default avatarAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Mika Westerberg <mika.westerberg@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1452888668-147116-1-git-send-email-andriy.shevchenko@linux.intel.com


Signed-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent 98229aa3

arch/x86/Kconfig

+1 −2
Original line number Diff line number Diff line
@@ -495,11 +495,10 @@ config X86_INTEL_CE 


config X86_INTEL_MID

	bool "Intel MID platform support"

	depends on X86_32

	depends on X86_EXTENDED_PLATFORM

	depends on X86_PLATFORM_DEVICES

	depends on PCI

	depends on PCI_GOANY

	depends on X86_64 || (PCI_GOANY && X86_32)

	depends on X86_IO_APIC

	select SFI

	select I2C

arch/x86/kernel/head64.c

+8 −0
Original line number Diff line number Diff line
@@ -192,5 +192,13 @@ void __init x86_64_start_reservations(char *real_mode_data) 


	reserve_ebda_region();



	switch (boot_params.hdr.hardware_subarch) {

	case X86_SUBARCH_INTEL_MID:

		x86_intel_mid_early_setup();

		break;

	default:

		break;

	}



	start_kernel();

}