From patchwork Fri Jan 20 03:17:24 2012 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Alexander Graf X-Patchwork-Id: 136942 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [140.186.70.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client did not present a certificate) by ozlabs.org (Postfix) with ESMTPS id 5053A1007D1 for ; Fri, 20 Jan 2012 14:18:03 +1100 (EST) Received: from localhost ([::1]:44873 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ro4zI-0005Ed-15 for incoming@patchwork.ozlabs.org; Thu, 19 Jan 2012 22:18:00 -0500 Received: from eggs.gnu.org ([140.186.70.92]:60177) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ro4z0-0004vN-L6 for qemu-devel@nongnu.org; Thu, 19 Jan 2012 22:17:45 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Ro4yv-00013f-V9 for qemu-devel@nongnu.org; Thu, 19 Jan 2012 22:17:42 -0500 Received: from cantor2.suse.de ([195.135.220.15]:46870 helo=mx2.suse.de) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Ro4yv-00011e-HD; Thu, 19 Jan 2012 22:17:37 -0500 Received: from relay1.suse.de (unknown [195.135.220.254]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx2.suse.de (Postfix) with ESMTP id BF6D28FFDD; Fri, 20 Jan 2012 04:17:29 +0100 (CET) From: Alexander Graf To: qemu-ppc@nongnu.org Date: Fri, 20 Jan 2012 04:17:24 +0100 Message-Id: <1327029449-13220-2-git-send-email-agraf@suse.de> X-Mailer: git-send-email 1.7.3.4 In-Reply-To: <1327029449-13220-1-git-send-email-agraf@suse.de> References: <1327029449-13220-1-git-send-email-agraf@suse.de> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.4-2.6 X-Received-From: 195.135.220.15 Cc: Scott Wood , qemu-devel Developers Subject: [Qemu-devel] [PATCH 1/6] PPC: Add IVOR 38-42 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Our code only knows IVORs up to 37. Add the new ones defined in ISA 2.06 from 38 - 42. Signed-off-by: Alexander Graf Reviewed-by: Andreas Färber --- target-ppc/cpu.h | 5 +++++ target-ppc/translate_init.c | 29 +++++++++++++++-------------- 2 files changed, 20 insertions(+), 14 deletions(-) diff --git a/target-ppc/cpu.h b/target-ppc/cpu.h index 2d67d1f..6f4cdde 100644 --- a/target-ppc/cpu.h +++ b/target-ppc/cpu.h @@ -1371,6 +1371,11 @@ static inline void cpu_clone_regs(CPUState *env, target_ulong newsp) #define SPR_BOOKE_IVOR13 (0x19D) #define SPR_BOOKE_IVOR14 (0x19E) #define SPR_BOOKE_IVOR15 (0x19F) +#define SPR_BOOKE_IVOR38 (0x1B0) +#define SPR_BOOKE_IVOR39 (0x1B1) +#define SPR_BOOKE_IVOR40 (0x1B2) +#define SPR_BOOKE_IVOR41 (0x1B3) +#define SPR_BOOKE_IVOR42 (0x1B4) #define SPR_BOOKE_SPEFSCR (0x200) #define SPR_Exxx_BBEAR (0x201) #define SPR_Exxx_BBTAR (0x202) diff --git a/target-ppc/translate_init.c b/target-ppc/translate_init.c index 4d692d0..83348b5 100644 --- a/target-ppc/translate_init.c +++ b/target-ppc/translate_init.c @@ -526,26 +526,27 @@ static void spr_write_excp_prefix (void *opaque, int sprn, int gprn) static void spr_write_excp_vector (void *opaque, int sprn, int gprn) { DisasContext *ctx = opaque; + int sprn_offs; if (sprn >= SPR_BOOKE_IVOR0 && sprn <= SPR_BOOKE_IVOR15) { - TCGv t0 = tcg_temp_new(); - tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, ivor_mask)); - tcg_gen_and_tl(t0, t0, cpu_gpr[gprn]); - tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, excp_vectors[sprn - SPR_BOOKE_IVOR0])); - gen_store_spr(sprn, t0); - tcg_temp_free(t0); + sprn_offs = sprn - SPR_BOOKE_IVOR0; } else if (sprn >= SPR_BOOKE_IVOR32 && sprn <= SPR_BOOKE_IVOR37) { - TCGv t0 = tcg_temp_new(); - tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, ivor_mask)); - tcg_gen_and_tl(t0, t0, cpu_gpr[gprn]); - tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, excp_vectors[sprn - SPR_BOOKE_IVOR32 + 32])); - gen_store_spr(sprn, t0); - tcg_temp_free(t0); + sprn_offs = sprn - SPR_BOOKE_IVOR32 + 32; + } else if (sprn >= SPR_BOOKE_IVOR38 && sprn <= SPR_BOOKE_IVOR42) { + sprn_offs = sprn - SPR_BOOKE_IVOR38 + 38; } else { printf("Trying to write an unknown exception vector %d %03x\n", sprn, sprn); gen_inval_exception(ctx, POWERPC_EXCP_PRIV_REG); + return; } + + TCGv t0 = tcg_temp_new(); + tcg_gen_ld_tl(t0, cpu_env, offsetof(CPUState, ivor_mask)); + tcg_gen_and_tl(t0, t0, cpu_gpr[gprn]); + tcg_gen_st_tl(t0, cpu_env, offsetof(CPUState, excp_vectors[sprn_offs])); + gen_store_spr(sprn, t0); + tcg_temp_free(t0); } #endif @@ -1434,8 +1435,8 @@ static void gen_spr_BookE (CPUPPCState *env, uint64_t ivor_mask) SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVOR32, SPR_BOOKE_IVOR33, SPR_BOOKE_IVOR34, SPR_BOOKE_IVOR35, - SPR_BOOKE_IVOR36, SPR_BOOKE_IVOR37, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, - SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, + SPR_BOOKE_IVOR36, SPR_BOOKE_IVOR37, SPR_BOOKE_IVOR38, SPR_BOOKE_IVOR39, + SPR_BOOKE_IVOR40, SPR_BOOKE_IVOR41, SPR_BOOKE_IVOR42, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx, SPR_BOOKE_IVORxx,