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(unknown [9.10.239.198]) by smtpav02.wdc07v.mail.ibm.com (Postfix) with ESMTP; Mon, 8 Sep 2025 20:01:23 +0000 (GMT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:date:from:in-reply-to:message-id :mime-version:references:subject:to; s=pp1; bh=ZxrZpsIH/cZNyxirG J9eYD0u2tv0u7H9eYN85zUAfU0=; b=OS03U+wxF2Sksw3YWg8lpHo+yScBskFyB +OjHdMDsJI1oVuSZ/vHgLPj4BGofPRWBeOxum9O8xn0NXGTPW/n31/oZtsicqX9m kMb3Ne9gmMPutpc4M5ZNiFXJ6kL+UiPXCfJuO3SMccHH9OXmNxk8UJnJIFhqrbBg h5hRdDMsINLOQNPI9NjHbQyGvGftnuw9uMFeIZo8z4spqxXLmE7qqXH1x3juhMyJ 11ahxuuaDOWR3HJDiHZZ8X3EdrhIa5oJWM5e27Y3MtGBuMnBoItFPKKqKR7qv+o/ LfzqvHvc1FgyCjN0Gpy0Vu6MIYmg6l0iXJZDKyEtlBW1NoKs5u5tw== From: Glenn Miles To: qemu-devel@nongnu.org Cc: Glenn Miles , qemu-ppc@nongnu.org, clg@redhat.com, npiggin@gmail.com, harshpb@linux.ibm.com, thuth@redhat.com, rathc@linux.ibm.com, richard.henderson@linaro.org Subject: [PATCH v3 3/9] target/ppc: IBM PPE42 exception flags and regs Date: Mon, 8 Sep 2025 15:00:13 -0500 Message-ID: <20250908200028.115789-4-milesg@linux.ibm.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250908200028.115789-1-milesg@linux.ibm.com> References: <20250908200028.115789-1-milesg@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: e8LtuTNngVHSRFIMtuapXVGY9iLfolOH X-Proofpoint-GUID: wbRTTrZfDx80Vzt3xCm4DM5hzIVcPaXF X-Authority-Analysis: v=2.4 cv=EYDIQOmC c=1 sm=1 tr=0 ts=68bf3617 cx=c_pps a=aDMHemPKRhS1OARIsFnwRA==:117 a=aDMHemPKRhS1OARIsFnwRA==:17 a=yJojWOMRYYMA:10 a=VnNF1IyMAAAA:8 a=kP3OWSx2Bt75d2xkwRIA:9 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwOTA2MDAyMCBTYWx0ZWRfX1Yn4wSJUMyqP 3mV/9qoKccaKOHOrONkyzF63pmH/33rvbfyE81LzZpglwSawq/F0crWIAL8uPpnvuqWNK9vNzUh 3fluAyw6tFdLZ6/brhzPdJ++YJfTAdv7CJe9aBVYbATCiV7Zp8RCB3jKXa9RhoNjXHK4w2vntPQ kLod1rUnxwjzOwtEv4Cg+qYMGTkjPHmELTLuNAAXWDJ+w9AZI/nrspO64zM4orYanMmF3lzeCvN azY9Hh1suLCJf4zxk2Cr9TV4YE6Fg1RDailqSTRvzEvZrUeoCgSyALc1wUsWhhIf5zNoRp1gTbP I8/+XJnd3OnjHsmMeUfCb5hQqlgkQ6yXsprychHhQWD+F+ko569kO3kYh8ENPqsxBJ96awdO9HX g8eERy3t X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1117,Hydra:6.1.9,FMLib:17.12.80.40 definitions=2025-09-08_06,2025-09-08_02,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 adultscore=0 suspectscore=0 spamscore=0 impostorscore=0 priorityscore=1501 phishscore=0 clxscore=1015 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2507300000 definitions=main-2509060020 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=148.163.156.1; envelope-from=milesg@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -26 X-Spam_score: -2.7 X-Spam_bar: -- X-Spam_report: (-2.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @ibm.com) X-ZM-MESSAGEID: 1757361885624116600 Content-Type: text/plain; charset="utf-8" Introduces flags and register definitions needed for the IBM PPE42 exception model. Signed-off-by: Glenn Miles --- Changes from v2: - Split exception flags and registers from v2 patch 1 target/ppc/cpu.h | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) diff --git a/target/ppc/cpu.h b/target/ppc/cpu.h index 81a0e16641..c68dd4f141 100644 --- a/target/ppc/cpu.h +++ b/target/ppc/cpu.h @@ -220,6 +220,8 @@ typedef enum powerpc_excp_t { POWERPC_EXCP_POWER10, /* POWER11 exception model */ POWERPC_EXCP_POWER11, + /* PPE42 exception model */ + POWERPC_EXCP_PPE42, } powerpc_excp_t; =20 /*************************************************************************= ****/ @@ -760,6 +762,31 @@ FIELD(MSR, SIBRCA, MSR_SIBRCA7, 8) #define ESR_VLEMI PPC_BIT(58) /* VLE operation */ #define ESR_MIF PPC_BIT(62) /* Misaligned instruction (VLE) */ =20 +/* PPE42 Interrupt Status Register bits */ +#define PPE42_ISR_SRSMS0 PPC_BIT_NR(48) /* Sys Reset State Machine State = 0 */ +#define PPE42_ISR_SRSMS1 PPC_BIT_NR(49) /* Sys Reset State Machine State = 1 */ +#define PPE42_ISR_SRSMS2 PPC_BIT_NR(50) /* Sys Reset State Machine State = 2 */ +#define PPE42_ISR_SRSMS3 PPC_BIT_NR(51) /* Sys Reset State Machine State = 3 */ +#define PPE42_ISR_EP PPC_BIT_NR(53) /* MSR[EE] Maskable Event Pending= */ +#define PPE42_ISR_PTR PPC_BIT_NR(56) /* Program Interrupt from trap = */ +#define PPE42_ISR_ST PPC_BIT_NR(57) /* Data Interrupt caused by store= */ +#define PPE42_ISR_MFE PPC_BIT_NR(60) /* Multiple Fault Error = */ +#define PPE42_ISR_MCS0 PPC_BIT_NR(61) /* Machine Check Status bit0 = */ +#define PPE42_ISR_MCS1 PPC_BIT_NR(62) /* Machine Check Status bit1 = */ +#define PPE42_ISR_MCS2 PPC_BIT_NR(63) /* Machine Check Status bit2 = */ +FIELD(PPE42_ISR, SRSMS, PPE42_ISR_SRSMS3, 4) +FIELD(PPE42_ISR, MCS, PPE42_ISR_MCS2, 3) + +/* PPE42 Machine Check Status field values */ +#define PPE42_ISR_MCS_INSTRUCTION 0 +#define PPE42_ISR_MCS_DATA_LOAD 1 +#define PPE42_ISR_MCS_DATA_PRECISE_STORE 2 +#define PPE42_ISR_MCS_DATA_IMPRECISE_STORE 3 +#define PPE42_ISR_MCS_PROGRAM 4 +#define PPE42_ISR_MCS_ISI 5 +#define PPE42_ISR_MCS_ALIGNMENT 6 +#define PPE42_ISR_MCS_DSI 7 + /* Transaction EXception And Summary Register bits = */ #define TEXASR_FAILURE_PERSISTENT (63 - 7) #define TEXASR_DISALLOWED (63 - 8) --=20 2.43.0