From 9026e99c894a85774b8fdf4bd32a2233863fc2f8 Mon Sep 17 00:00:00 2001 From: Fabiano Rosas Date: Fri, 28 Jan 2022 13:15:04 +0100 Subject: [PATCH] target/ppc: 405: External exception cleanup MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit 405 has no MSR_HV and EPR is BookE only so we can remove it all. Signed-off-by: Fabiano Rosas Reviewed-by: David Gibson Message-Id: <20220118184448.852996-8-farosas@linux.ibm.com> Signed-off-by: Cédric Le Goater --- target/ppc/excp_helper.c | 37 ------------------------------------- 1 file changed, 37 deletions(-) diff --git a/target/ppc/excp_helper.c b/target/ppc/excp_helper.c index 3894d36685..069288a5c8 100644 --- a/target/ppc/excp_helper.c +++ b/target/ppc/excp_helper.c @@ -472,44 +472,7 @@ static void powerpc_excp_40x(PowerPCCPU *cpu, int excp) msr |= env->error_code; break; case POWERPC_EXCP_EXTERNAL: /* External input */ - { - bool lpes0; - - cs = CPU(cpu); - - /* - * Exception targeting modifiers - * - * LPES0 is supported on POWER7/8/9 - * LPES1 is not supported (old iSeries mode) - * - * On anything else, we behave as if LPES0 is 1 - * (externals don't alter MSR:HV) - */ -#if defined(TARGET_PPC64) - if (excp_model == POWERPC_EXCP_POWER7 || - excp_model == POWERPC_EXCP_POWER8 || - excp_model == POWERPC_EXCP_POWER9 || - excp_model == POWERPC_EXCP_POWER10) { - lpes0 = !!(env->spr[SPR_LPCR] & LPCR_LPES0); - } else -#endif /* defined(TARGET_PPC64) */ - { - lpes0 = true; - } - - if (!lpes0) { - new_msr |= (target_ulong)MSR_HVB; - new_msr |= env->msr & ((target_ulong)1 << MSR_RI); - srr0 = SPR_HSRR0; - srr1 = SPR_HSRR1; - } - if (env->mpic_proxy) { - /* IACK the IRQ on delivery */ - env->spr[SPR_BOOKE_EPR] = ldl_phys(cs->as, env->mpic_iack); - } break; - } case POWERPC_EXCP_ALIGN: /* Alignment exception */ /* Get rS/rD and rA from faulting opcode */ /* -- 2.30.2