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author | Simon Glass <sjg@chromium.org> | 2016-03-06 19:28:25 -0700 |
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committer | Bin Meng <bmeng.cn@gmail.com> | 2016-03-17 10:27:23 +0800 |
commit | d116b53f873c2cba861a7a83f4693d65140989b6 (patch) | |
tree | d548fb1da19a96a628eb42ebfc8824d40a950178 /arch/x86/include | |
parent | 2254e34c3fe5b2545dcad06774a426b2f881a090 (diff) | |
download | u-boot-imx-d116b53f873c2cba861a7a83f4693d65140989b6.zip u-boot-imx-d116b53f873c2cba861a7a83f4693d65140989b6.tar.gz u-boot-imx-d116b53f873c2cba861a7a83f4693d65140989b6.tar.bz2 |
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>
Diffstat (limited to 'arch/x86/include')
-rw-r--r-- | arch/x86/include/asm/sipi.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/include/asm/sipi.h b/arch/x86/include/asm/sipi.h index 25d7d31..da91a48 100644 --- a/arch/x86/include/asm/sipi.h +++ b/arch/x86/include/asm/sipi.h @@ -42,6 +42,7 @@ struct __packed sipi_params_16bit { * struct sipi_params - 32-bit SIP entry-point parameters * * These are used by the AP init code and must be set up before the APs start. + * The members must match with the sipi_params layout in sipi_vector.S. * * The stack area extends down from @stack_top, with @stack_size allocated * for each AP. |