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kern: swap tpidr_el1/cntv_cval_el0 as scratch vs exception stack

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Michael Scire 2021-04-07 08:36:03 -07:00 • committed by SciresM
parent 2f930c2d5f
commit c216f92a91
7 changed files with 34 additions and 28 deletions
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3
mesosphere/kernel_ldr/source/arch/arm64/start.s
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@ -89,7 +89,8 @@ _main:
bl _ZN3ams4kern4init3Elf18CallInitArrayFuncsEmm
/* Setup system registers, for detection of errors during init later. */
msr tpidr_el1, xzr /* Clear TPIDR_EL1 */
msr tpidr_el1, xzr
msr cntv_cval_el0, xzr
adr x0, __external_references
adr x1, _start
ldr x0, [x0, #0x30]