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[Qemu-devel] [PATCH 05/29] target-sparc: on UA2005 don't deliver Interru
From: |
Artyom Tarasenko |
Subject: |
[Qemu-devel] [PATCH 05/29] target-sparc: on UA2005 don't deliver Interrupt_level_n IRQs in hypervisor mode |
Date: |
Sat, 1 Oct 2016 12:05:09 +0200 |
As described in Chapter 5.7.6 of the UltraSPARC Architecture 2005,
outstanding disrupting exceptions that are destined for privileged mode can only
cause a trap when the virtual processor is in nonprivileged or privileged mode
and
PSTATE.ie = 1. At all other times, they are held pending.
Signed-off-by: Artyom Tarasenko <address@hidden>
---
target-sparc/cpu.h | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/target-sparc/cpu.h b/target-sparc/cpu.h
index bafa8d9..ff2e053 100644
--- a/target-sparc/cpu.h
+++ b/target-sparc/cpu.h
@@ -716,8 +716,9 @@ static inline int cpu_interrupts_enabled(CPUSPARCState
*env1)
if (env1->psret != 0)
return 1;
#else
- if (env1->pstate & PS_IE)
+ if ((env1->pstate & PS_IE) && !cpu_hypervisor_mode(env1)) {
return 1;
+ }
#endif
return 0;
--
2.7.2
- Re: [Qemu-devel] [PATCH 03/29] target-sparc: add UA2005 TTE bit #defines, (continued)
- Re: [Qemu-devel] [PATCH 03/29] target-sparc: add UA2005 TTE bit #defines, Richard Henderson, 2016/10/10
- Re: [Qemu-devel] [PATCH 03/29] target-sparc: add UA2005 TTE bit #defines, Artyom Tarasenko, 2016/10/10
- Re: [Qemu-devel] [PATCH 03/29] target-sparc: add UA2005 TTE bit #defines, Richard Henderson, 2016/10/11
- Re: [Qemu-devel] [PATCH 03/29] target-sparc: add UA2005 TTE bit #defines, Artyom Tarasenko, 2016/10/11
- Re: [Qemu-devel] [PATCH 03/29] target-sparc: add UA2005 TTE bit #defines, Richard Henderson, 2016/10/11
- Re: [Qemu-devel] [PATCH 03/29] target-sparc: add UA2005 TTE bit #defines, Artyom Tarasenko, 2016/10/12
- Re: [Qemu-devel] [PATCH 03/29] target-sparc: add UA2005 TTE bit #defines, Richard Henderson, 2016/10/12
[Qemu-devel] [PATCH 04/29] target-sparc: add UltraSPARC T1 TLB #defines, Artyom Tarasenko, 2016/10/01
[Qemu-devel] [PATCH 06/29] target-sparc: simplify replace_tlb_entry by using TTE_PGSIZE, Artyom Tarasenko, 2016/10/01
[Qemu-devel] [PATCH 05/29] target-sparc: on UA2005 don't deliver Interrupt_level_n IRQs in hypervisor mode,
Artyom Tarasenko <=
[Qemu-devel] [PATCH 08/29] target-sparc: implement UltraSPARC-T1 Strand status ASR, Artyom Tarasenko, 2016/10/01
[Qemu-devel] [PATCH 07/29] target-sparc: implement UA2005 scratchpad registers, Artyom Tarasenko, 2016/10/01
[Qemu-devel] [PATCH 09/29] target-sparc: hypervisor mode takes over nucleus mode, Artyom Tarasenko, 2016/10/01
[Qemu-devel] [PATCH 11/29] target-sparc: implement UA2005 GL register, Artyom Tarasenko, 2016/10/01