rpi4-osdev/part14-spi-ethernet/kernel/utils.S

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.globl irq_init_vectors
irq_init_vectors:
adr x0, vectors
msr vbar_el1, x0
ret
.globl irq_enable
irq_enable:
msr daifclr, #2
ret
.globl irq_disable
irq_disable:
msr daifset, #2
ret