• Robert Sprowson's avatar
    Make a substitute for MPHI · b1d217a2
    Robert Sprowson authored
    The MPHI is (ab)used by DWCDriver as a means to do a FIQ downgrade to IRQ, but Pi 4 has no MPHI, so instead we substitute the GIC (as the GICD_ISPENDRn can be used to cause an IRQ from software).
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