From patchwork Tue May 3 20:24:41 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?V=C3=ADctor_Colombo?= X-Patchwork-Id: 12836511 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id EEABEC433F5 for ; Tue, 3 May 2022 22:58:41 +0000 (UTC) Received: from localhost ([::1]:55900 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nm1Tc-00025m-NR for qemu-devel@archiver.kernel.org; Tue, 03 May 2022 18:58:40 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:47694) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nlz9G-000285-GW; Tue, 03 May 2022 16:29:30 -0400 Received: from [187.72.171.209] (port=61512 helo=outlook.eldorado.org.br) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nlz9D-0006ka-IA; Tue, 03 May 2022 16:29:29 -0400 Received: from p9ibm ([10.10.71.235]) by outlook.eldorado.org.br over TLS secured channel with Microsoft SMTPSVC(8.5.9600.16384); Tue, 3 May 2022 17:25:41 -0300 Received: from eldorado.org.br (unknown [10.10.70.45]) by p9ibm (Postfix) with ESMTP id B448A800491; Tue, 3 May 2022 17:25:40 -0300 (-03) From: =?utf-8?q?V=C3=ADctor_Colombo?= To: qemu-devel@nongnu.org, qemu-ppc@nongnu.org Cc: clg@kaod.org, danielhb413@gmail.com, david@gibson.dropbear.id.au, groug@kaod.org, richard.henderson@linaro.org, balaton@eik.bme.hu, victor.colombo@eldorado.org.br Subject: [PATCH v3 21/21] target/ppc: Change MSR_* to follow POWER ISA numbering convention Date: Tue, 3 May 2022 17:24:41 -0300 Message-Id: <20220503202441.129549-22-victor.colombo@eldorado.org.br> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220503202441.129549-1-victor.colombo@eldorado.org.br> References: <20220503202441.129549-1-victor.colombo@eldorado.org.br> MIME-Version: 1.0 X-OriginalArrivalTime: 03 May 2022 20:25:41.0135 (UTC) FILETIME=[F55069F0:01D85F2B] X-Host-Lookup-Failed: Reverse DNS lookup failed for 187.72.171.209 (failed) Received-SPF: pass client-ip=187.72.171.209; envelope-from=victor.colombo@eldorado.org.br; helo=outlook.eldorado.org.br X-Spam_score_int: -4 X-Spam_score: -0.5 X-Spam_bar: / X-Spam_report: (-0.5 / 5.0 requ) BAYES_00=-1.9, PDS_HP_HELO_NORDNS=0.659, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Today we have the issue where MSR_* values are the 'inverted order' bit numbers from what the ISA specifies. e.g. MSR_LE is bit 63 but is defined as 0 in QEMU. Add a macro to be used to convert from QEMU order to ISA order. This solution requires less changes than to use the already defined PPC_BIT macro, which would turn MSR_* in masks instead of the numbers itself. Signed-off-by: Víctor Colombo Acked-by: Richard Henderson --- target/ppc/cpu.h | 87 ++++++++++++++++++++++++------------------------ 1 file changed, 44 insertions(+), 43 deletions(-) diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h index 1c40c7f0c6..953357a02c 100644 --- a/target/ppc/cpu.h +++ b/target/ppc/cpu.h @@ -38,6 +38,7 @@ #define PPC_ELF_MACHINE EM_PPC #endif +#define PPC_BIT_NR(bit) (63 - (bit)) #define PPC_BIT(bit) (0x8000000000000000ULL >> (bit)) #define PPC_BIT32(bit) (0x80000000 >> (bit)) #define PPC_BIT8(bit) (0x80 >> (bit)) @@ -310,49 +311,49 @@ typedef enum { /*****************************************************************************/ /* Machine state register bits definition */ -#define MSR_SF 63 /* Sixty-four-bit mode hflags */ -#define MSR_TAG 62 /* Tag-active mode (POWERx ?) */ -#define MSR_ISF 61 /* Sixty-four-bit interrupt mode on 630 */ -#define MSR_HV 60 /* hypervisor state hflags */ -#define MSR_TS0 34 /* Transactional state, 2 bits (Book3s) */ -#define MSR_TS1 33 -#define MSR_TM 32 /* Transactional Memory Available (Book3s) */ -#define MSR_CM 31 /* Computation mode for BookE hflags */ -#define MSR_ICM 30 /* Interrupt computation mode for BookE */ -#define MSR_GS 28 /* guest state for BookE */ -#define MSR_UCLE 26 /* User-mode cache lock enable for BookE */ -#define MSR_VR 25 /* altivec available x hflags */ -#define MSR_SPE 25 /* SPE enable for BookE x hflags */ -#define MSR_VSX 23 /* Vector Scalar Extension (ISA 2.06 and later) x hflags */ -#define MSR_S 22 /* Secure state */ -#define MSR_KEY 19 /* key bit on 603e */ -#define MSR_POW 18 /* Power management */ -#define MSR_WE 18 /* Wait State Enable on 405 */ -#define MSR_TGPR 17 /* TGPR usage on 602/603 x */ -#define MSR_CE 17 /* Critical interrupt enable on embedded PowerPC x */ -#define MSR_ILE 16 /* Interrupt little-endian mode */ -#define MSR_EE 15 /* External interrupt enable */ -#define MSR_PR 14 /* Problem state hflags */ -#define MSR_FP 13 /* Floating point available hflags */ -#define MSR_ME 12 /* Machine check interrupt enable */ -#define MSR_FE0 11 /* Floating point exception mode 0 */ -#define MSR_SE 10 /* Single-step trace enable x hflags */ -#define MSR_DWE 10 /* Debug wait enable on 405 x */ -#define MSR_UBLE 10 /* User BTB lock enable on e500 x */ -#define MSR_BE 9 /* Branch trace enable x hflags */ -#define MSR_DE 9 /* Debug interrupts enable on embedded PowerPC x */ -#define MSR_FE1 8 /* Floating point exception mode 1 */ -#define MSR_AL 7 /* AL bit on POWER */ -#define MSR_EP 6 /* Exception prefix on 601 */ -#define MSR_IR 5 /* Instruction relocate */ -#define MSR_DR 4 /* Data relocate */ -#define MSR_IS 5 /* Instruction address space (BookE) */ -#define MSR_DS 4 /* Data address space (BookE) */ -#define MSR_PE 3 /* Protection enable on 403 */ -#define MSR_PX 2 /* Protection exclusive on 403 x */ -#define MSR_PMM 2 /* Performance monitor mark on POWER x */ -#define MSR_RI 1 /* Recoverable interrupt 1 */ -#define MSR_LE 0 /* Little-endian mode 1 hflags */ +#define MSR_SF PPC_BIT_NR(0) /* Sixty-four-bit mode hflags */ +#define MSR_TAG PPC_BIT_NR(1) /* Tag-active mode (POWERx ?) */ +#define MSR_ISF PPC_BIT_NR(2) /* Sixty-four-bit interrupt mode on 630 */ +#define MSR_HV PPC_BIT_NR(3) /* hypervisor state hflags */ +#define MSR_TS0 PPC_BIT_NR(29) /* Transactional state, 2 bits (Book3s) */ +#define MSR_TS1 PPC_BIT_NR(30) +#define MSR_TM PPC_BIT_NR(31) /* Transactional Memory Available (Book3s) */ +#define MSR_CM PPC_BIT_NR(32) /* Computation mode for BookE hflags */ +#define MSR_ICM PPC_BIT_NR(33) /* Interrupt computation mode for BookE */ +#define MSR_GS PPC_BIT_NR(35) /* guest state for BookE */ +#define MSR_UCLE PPC_BIT_NR(37) /* User-mode cache lock enable for BookE */ +#define MSR_VR PPC_BIT_NR(38) /* altivec available x hflags */ +#define MSR_SPE PPC_BIT_NR(38) /* SPE enable for BookE x hflags */ +#define MSR_VSX PPC_BIT_NR(40) /* Vector Scalar Extension (>= 2.06)x hflags */ +#define MSR_S PPC_BIT_NR(41) /* Secure state */ +#define MSR_KEY PPC_BIT_NR(44) /* key bit on 603e */ +#define MSR_POW PPC_BIT_NR(45) /* Power management */ +#define MSR_WE PPC_BIT_NR(45) /* Wait State Enable on 405 */ +#define MSR_TGPR PPC_BIT_NR(46) /* TGPR usage on 602/603 x */ +#define MSR_CE PPC_BIT_NR(46) /* Critical int. enable on embedded PPC x */ +#define MSR_ILE PPC_BIT_NR(47) /* Interrupt little-endian mode */ +#define MSR_EE PPC_BIT_NR(48) /* External interrupt enable */ +#define MSR_PR PPC_BIT_NR(49) /* Problem state hflags */ +#define MSR_FP PPC_BIT_NR(50) /* Floating point available hflags */ +#define MSR_ME PPC_BIT_NR(51) /* Machine check interrupt enable */ +#define MSR_FE0 PPC_BIT_NR(52) /* Floating point exception mode 0 */ +#define MSR_SE PPC_BIT_NR(53) /* Single-step trace enable x hflags */ +#define MSR_DWE PPC_BIT_NR(53) /* Debug wait enable on 405 x */ +#define MSR_UBLE PPC_BIT_NR(53) /* User BTB lock enable on e500 x */ +#define MSR_BE PPC_BIT_NR(54) /* Branch trace enable x hflags */ +#define MSR_DE PPC_BIT_NR(54) /* Debug int. enable on embedded PPC x */ +#define MSR_FE1 PPC_BIT_NR(55) /* Floating point exception mode 1 */ +#define MSR_AL PPC_BIT_NR(56) /* AL bit on POWER */ +#define MSR_EP PPC_BIT_NR(57) /* Exception prefix on 601 */ +#define MSR_IR PPC_BIT_NR(58) /* Instruction relocate */ +#define MSR_IS PPC_BIT_NR(58) /* Instruction address space (BookE) */ +#define MSR_DR PPC_BIT_NR(59) /* Data relocate */ +#define MSR_DS PPC_BIT_NR(59) /* Data address space (BookE) */ +#define MSR_PE PPC_BIT_NR(60) /* Protection enable on 403 */ +#define MSR_PX PPC_BIT_NR(61) /* Protection exclusive on 403 x */ +#define MSR_PMM PPC_BIT_NR(61) /* Performance monitor mark on POWER x */ +#define MSR_RI PPC_BIT_NR(62) /* Recoverable interrupt 1 */ +#define MSR_LE PPC_BIT_NR(63) /* Little-endian mode 1 hflags */ FIELD(MSR, SF, MSR_SF, 1) FIELD(MSR, TAG, MSR_TAG, 1)