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armstub8: Initialize CPTR_EL3 with zeros #123

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Jul 5, 2021
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armstub8: Initialize CPTR_EL3 with zeros #123

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5 changes: 2 additions & 3 deletions armstubs/armstub8.S
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Original file line number Diff line number Diff line change
Expand Up @@ -115,9 +115,8 @@ _start:
msr CNTVOFF_EL2, xzr

/* Enable FP/SIMD */
/* All set bits below are res1; bit 10 (TFP) is set to 0 */
mov x0, #0x33ff
msr CPTR_EL3, x0
/* Bit 10 (TFP) is set to 0 */
msr CPTR_EL3, xzr

/* Set up SCR */
mov x0, #SCR_VAL
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