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Re: [PATCH 23/41] hw/intc/arm_gicv3: Implement new GICv4 redistributor r


From: Richard Henderson
Subject: Re: [PATCH 23/41] hw/intc/arm_gicv3: Implement new GICv4 redistributor registers
Date: Sat, 9 Apr 2022 11:40:57 -0700
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.7.0

On 4/8/22 07:15, Peter Maydell wrote:
Implement the new GICv4 redistributor registers: GICR_VPROPBASER
and GICR_VPENDBASER; for the moment we implement these as simple
reads-as-written stubs, together with the necessary migration
and reset handling.

We don't put ID-register checks on the handling of these registers,
because they are all in the only-in-v4 extra register frames, so
they're not accessible in a GICv3.

Signed-off-by: Peter Maydell<peter.maydell@linaro.org>
---
GICv4.1 adds two further registers in the new VLPI frame,
as well as changing the layout of VPROPBASER and VPENDBASER,
but we aren't implementing v4.1 yet, just v4.
---
  hw/intc/gicv3_internal.h           | 21 +++++++++++
  include/hw/intc/arm_gicv3_common.h |  3 ++
  hw/intc/arm_gicv3_common.c         | 22 ++++++++++++
  hw/intc/arm_gicv3_redist.c         | 56 ++++++++++++++++++++++++++++++
  4 files changed, 102 insertions(+)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~



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