xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

powerpc/64s: POWER9 machine check handler

Browse Source 
Add POWER9 machine check handler. There are several new types of errors
added, so logging messages for those are also added.

This doesn't attempt to reuse any of the P7/8 defines or functions,
because that becomes too complex. The better option in future is to use
a table driven approach.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
This commit is contained in:
Nicholas Piggin
2017-02-28 12:00:48 +10:00
committed by Michael Ellerman
parent c1bbf387d6
commit 7b9f71f974
5 changed files with 426 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

4
arch/powerpc/include/asm/bitops.h
View File

@@ -51,6 +51,10 @@
#define PPC_BIT(bit) (1UL << PPC_BITLSHIFT(bit))
#define PPC_BITMASK(bs, be) ((PPC_BIT(bs) - PPC_BIT(be)) | PPC_BIT(bs))
/* Put a PPC bit into a "normal" bit position */
#define PPC_BITEXTRACT(bits, ppc_bit, dst_bit) \
((((bits) >> PPC_BITLSHIFT(ppc_bit)) & 1) << (dst_bit))
#include <asm/barrier.h>
/* Macro for generating the ***_bits() functions */