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Groups > linux.kernel > #1230661
| From | Paul Burton <paul.burton@imgtec.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 01/10] MIPS: CPS: set Status.BEV bit during early boot |
| Date | 2015-09-22 20:20 +0200 |
| Message-ID | <qbAkB-4J7-83@gated-at.bofh.it> (permalink) |
| References | <qbAkx-4J7-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Set the Status.BEV bit throughout the early startup of a secondary core such that if an exception occurs the core branches to one of the exception vector entries from cps-vec.S, rather than branching to whatever is set in EBase. Signed-off-by: Paul Burton <paul.burton@imgtec.com> --- arch/mips/kernel/cps-vec.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/mips/kernel/cps-vec.S b/arch/mips/kernel/cps-vec.S index 9f71c06..9710db5 100644 --- a/arch/mips/kernel/cps-vec.S +++ b/arch/mips/kernel/cps-vec.S @@ -70,7 +70,7 @@ not_nmi: mtc0 t0, CP0_CAUSE /* Setup Status */ - li t0, ST0_CU1 | ST0_CU0 + li t0, ST0_CU1 | ST0_CU0 | ST0_BEV mtc0 t0, CP0_STATUS /* -- 2.5.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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[PATCH 00/10] CPS SMP fixes & debug improvements Paul Burton <paul.burton@imgtec.com> - 2015-09-22 20:20 +0200 [PATCH 08/10] MIPS: CM: introduce core-other locking functions Paul Burton <paul.burton@imgtec.com> - 2015-09-22 20:20 +0200 [PATCH 05/10] MIPS: CPS: skip Config1 presence check Paul Burton <paul.burton@imgtec.com> - 2015-09-22 20:20 +0200 [PATCH 01/10] MIPS: CPS: set Status.BEV bit during early boot Paul Burton <paul.burton@imgtec.com> - 2015-09-22 20:20 +0200
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