From 66a0201ba7a3143689014eb711a5942babca2585 Mon Sep 17 00:00:00 2001 From: Lara Lazier Date: Tue, 17 Aug 2021 19:30:45 +0200 Subject: [PATCH] target/i386: Added ignore TPR check in ctl_has_irq The APM2 states that if V_IGN_TPR is nonzero, the current virtual interrupt ignores the (virtual) TPR. Signed-off-by: Lara Lazier Signed-off-by: Paolo Bonzini --- target/i386/tcg/sysemu/svm_helper.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/target/i386/tcg/sysemu/svm_helper.c b/target/i386/tcg/sysemu/svm_helper.c index 4612dae1ac..a35b79548a 100644 --- a/target/i386/tcg/sysemu/svm_helper.c +++ b/target/i386/tcg/sysemu/svm_helper.c @@ -83,6 +83,11 @@ static inline bool ctl_has_irq(CPUX86State *env) int_prio = (env->int_ctl & V_INTR_PRIO_MASK) >> V_INTR_PRIO_SHIFT; tpr = env->int_ctl & V_TPR_MASK; + + if (env->int_ctl & V_IGN_TPR_MASK) { + return env->int_ctl & V_IRQ_MASK; + } + return (env->int_ctl & V_IRQ_MASK) && (int_prio >= tpr); }