On 19.08.20 16:28, Alice Guo wrote: > In gicv3_cpu_init(),32-bit guests use mmio_read32() to read 64-bit > GICR_ TYPER in twice. Using mmio_read32() causes the execution of > arch_handle_dabt(), which finally calls gicv3_handle_redist_access(). > Reading the higher 32 bits of GICR_TYPER uses > mmio_read32(redist_addr + GICR_TYPER + 4), so add a processing case > "GICR_TYPER + 4" in gicv3_handle_redist_access(). > > Signed-off-by: Alice Guo <alice....@nxp.com> > --- > hypervisor/arch/arm-common/gic-v3.c | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/hypervisor/arch/arm-common/gic-v3.c > b/hypervisor/arch/arm-common/gic-v3.c > index 6a1d90f8..584c2c79 100644 > --- a/hypervisor/arch/arm-common/gic-v3.c > +++ b/hypervisor/arch/arm-common/gic-v3.c > @@ -351,6 +351,9 @@ static enum mmio_result gicv3_handle_redist_access(void > *arg, > if (cpu_public->cpu_id == last_gicr) > mmio->value |= GICR_TYPER_Last; > return MMIO_HANDLED; > + case GICR_TYPER + 4: > + mmio_perform_access(cpu_public->gicr.base, mmio); > + return MMIO_HANDLED; > case GICR_IIDR: > case 0xffd0 ... 0xfffc: /* ID registers */ > /* >
Applied, but I replace subject and commit message as proposed. Jan -- Siemens AG, Corporate Technology, CT RDA IOT SES-DE Corporate Competence Center Embedded Linux -- You received this message because you are subscribed to the Google Groups "Jailhouse" group. To unsubscribe from this group and stop receiving emails from it, send an email to jailhouse-dev+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/jailhouse-dev/e61a831e-27ef-541d-0291-b86ba8f86cc9%40siemens.com.
