diff options
Diffstat (limited to 'target/riscv')
| -rw-r--r-- | target/riscv/cpu_helper.c | 33 |
1 files changed, 28 insertions, 5 deletions
diff --git a/target/riscv/cpu_helper.c b/target/riscv/cpu_helper.c index 9d5a06499f..ccf67aca05 100644 --- a/target/riscv/cpu_helper.c +++ b/target/riscv/cpu_helper.c @@ -37,13 +37,36 @@ int riscv_cpu_mmu_index(CPURISCVState *env, bool ifetch) #ifndef CONFIG_USER_ONLY static int riscv_cpu_local_irq_pending(CPURISCVState *env) { + target_ulong irqs; + target_ulong mstatus_mie = get_field(env->mstatus, MSTATUS_MIE); target_ulong mstatus_sie = get_field(env->mstatus, MSTATUS_SIE); - target_ulong pending = env->mip & env->mie; - target_ulong mie = env->priv < PRV_M || (env->priv == PRV_M && mstatus_mie); - target_ulong sie = env->priv < PRV_S || (env->priv == PRV_S && mstatus_sie); - target_ulong irqs = (pending & ~env->mideleg & -mie) | - (pending & env->mideleg & -sie); + target_ulong hs_mstatus_sie = get_field(env->mstatus_hs, MSTATUS_SIE); + + target_ulong pending = env->mip & env->mie & + ~(MIP_VSSIP | MIP_VSTIP | MIP_VSEIP); + target_ulong vspending = (env->mip & env->mie & + (MIP_VSSIP | MIP_VSTIP | MIP_VSEIP)) >> 1; + + target_ulong mie = env->priv < PRV_M || + (env->priv == PRV_M && mstatus_mie); + target_ulong sie = env->priv < PRV_S || + (env->priv == PRV_S && mstatus_sie); + target_ulong hs_sie = env->priv < PRV_S || + (env->priv == PRV_S && hs_mstatus_sie); + + if (riscv_cpu_virt_enabled(env)) { + target_ulong pending_hs_irq = pending & -hs_sie; + + if (pending_hs_irq) { + riscv_cpu_set_force_hs_excep(env, FORCE_HS_EXCEP); + return ctz64(pending_hs_irq); + } + + pending = vspending; + } + + irqs = (pending & ~env->mideleg & -mie) | (pending & env->mideleg & -sie); if (irqs) { return ctz64(irqs); /* since non-zero */ |