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bsp/qoriq: Enable 64-bit mode for exceptions

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Update #3082.
This commit is contained in:
Sebastian Huber
2017-08-02 09:16:10 +02:00
parent f14da4517f
commit 5f42a0e478
1 changed files with 6 additions and 0 deletions
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6
c/src/lib/libbsp/powerpc/qoriq/start/start.S
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@@ -139,6 +139,12 @@ _start:
.Linitearly:
#ifdef __powerpc64__
/* Enable 64-bit computation mode for exceptions */
mfspr r0, BOOKE_EPCR
oris r0, r0, BOOKE_EPCR_ICM >> 16
mtspr BOOKE_EPCR, r0
/* Enable 64-bit computation mode */
mfmsr r0
oris r0, r0, MSR_CM >> 16
mtmsr r0