x86: Add comments to the SIPI vector
authorSimon Glass <sjg@chromium.org>
Mon, 7 Mar 2016 02:28:25 +0000 (19:28 -0700)
committerBin Meng <bmeng.cn@gmail.com>
Thu, 17 Mar 2016 02:27:23 +0000 (10:27 +0800)
commitd116b53f873c2cba861a7a83f4693d65140989b6
treed548fb1da19a96a628eb42ebfc8824d40a950178
parent2254e34c3fe5b2545dcad06774a426b2f881a090
x86: Add comments to the SIPI vector

The Intel SIPI (start-up inter-processor interrupt) vector is the entry
point for each secondary CPU (also called an AP - applications processor).
The assembler and C code are linked, so add comments to indicate this.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
arch/x86/cpu/sipi_vector.S
arch/x86/include/asm/sipi.h