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Modify cpu mair setup

This commit is contained in:
songyanguang 2024-10-25 15:33:06 +08:00
parent 2425a2a12e
commit 8ad7409aae
1 changed files with 5 additions and 5 deletions
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10
Ubiquitous/XiZi_AIoT/hardkernel/arch/arm/armv8-a/cortex-a55/preboot_for_3568/boot.S
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@ -135,10 +135,10 @@ __cpu_mair_setup:
tlbi vmalle1 // Invalidate local TLB
dsb nsh
mov x0, #3 << 20
msr cpacr_el1, x0 // Enable FP/ASIMD
mov x0, #1 << 12 // Reset mdscr_el1 and disable
msr mdscr_el1, x0 // access to the DCC from EL0
// mov x0, #3 << 20
// msr cpacr_el1, x0 // Enable FP/ASIMD
// mov x0, #1 << 12 // Reset mdscr_el1 and disable
// msr mdscr_el1, x0 // access to the DCC from EL0
isb // Unmask debug exceptions now,
// enable_dbg // since this is per-cpu
/*
@ -161,7 +161,7 @@ __cpu_mair_setup:
MAIR(0xbb, MT_NORMAL_WT)
msr mair_el1, x5
eret
ret
.endfunc