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| author | Andy Shevchenko <andriy.shevchenko@linux.intel.com> | 2016-01-15 22:11:07 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2016-01-19 08:39:56 +0100 |
| commit | 3fda5bb420e79b357328b358409e4c547d8f0a18 (patch) | |
| tree | 2d58cbaee531e399247d3121e412437c0499dfd0 /arch/x86/kernel/head64.c | |
| parent | 98229aa36caa9c769b13565523de9b813013c703 (diff) | |
| download | linux-3fda5bb420e79b357328b358409e4c547d8f0a18.tar.gz | |
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: Andy 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: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'arch/x86/kernel/head64.c')
| -rw-r--r-- | arch/x86/kernel/head64.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c index f129a9af6357..2c0f3407bd1f 100644 --- a/arch/x86/kernel/head64.c +++ b/arch/x86/kernel/head64.c @@ -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(); } |