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Re: [PATCH 06/14] hw/intc/arm_gicv3: Honour GICD_CTLR.EnableGrp1NS for L


From: Richard Henderson
Subject: Re: [PATCH 06/14] hw/intc/arm_gicv3: Honour GICD_CTLR.EnableGrp1NS for LPIs
Date: Fri, 28 Jan 2022 14:15:04 +1100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.5.0

On 1/23/22 05:24, Peter Maydell wrote:
The GICD_CTLR distributor register has enable bits which control
whether the different interrupt groups (Group 0, Non-secure Group 1
and Secure Group 1) are forwarded to the CPU.  We get this right for
traditional interrupts, but forgot to account for it when adding
LPIs.  LPIs are always Group 1 NS and if the EnableGrp1NS bit is not
set we must not forward them to the CPU.

Signed-off-by: Peter Maydell<peter.maydell@linaro.org>
---
  hw/intc/arm_gicv3.c | 1 +
  1 file changed, 1 insertion(+)

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

r~



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