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Tue, 15 Feb 2022 21:42:13 +0000 (GMT) Received: from b03ledav005.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 995BEBE04F; Tue, 15 Feb 2022 21:42:11 +0000 (GMT) Received: from farosas.linux.ibm.com.com (unknown [9.211.143.123]) by b03ledav005.gho.boulder.ibm.com (Postfix) with ESMTP; Tue, 15 Feb 2022 21:42:11 +0000 (GMT) From: Fabiano Rosas To: qemu-devel@nongnu.org Subject: [PATCH 08/27] target/ppc: cpu_init: Decouple G2 SPR registration from 755 Date: Tue, 15 Feb 2022 18:41:29 -0300 Message-Id: <20220215214148.1848266-9-farosas@linux.ibm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20220215214148.1848266-1-farosas@linux.ibm.com> References: <20220215214148.1848266-1-farosas@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: SYtCsLefQSEbIHaVDF28uf6cfOSML7RW X-Proofpoint-ORIG-GUID: JhGMQMNZJOgGu7KsRTrq_fTSDouvCLV8 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-02-15_06,2022-02-14_04,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 adultscore=0 mlxlogscore=999 malwarescore=0 impostorscore=0 phishscore=0 clxscore=1015 mlxscore=0 priorityscore=1501 lowpriorityscore=0 suspectscore=0 spamscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2202150122 Received-SPF: pass client-ip=148.163.158.5; envelope-from=farosas@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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: , Cc: danielhb413@gmail.com, qemu-ppc@nongnu.org, clg@kaod.org, david@gibson.dropbear.id.au Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" We're considering these two to be in different CPU families (6xx and 7xx), so keep their SPR registration separate. The code was copied into register_G2_sprs and the common function was renamed to apply only to the 755. Signed-off-by: Fabiano Rosas Reviewed-by: David Gibson --- target/ppc/cpu_init.c | 25 ++++++++++++++++++++----- 1 file changed, 20 insertions(+), 5 deletions(-) diff --git a/target/ppc/cpu_init.c b/target/ppc/cpu_init.c index 29f25e093f..6a367f2bbc 100644 --- a/target/ppc/cpu_init.c +++ b/target/ppc/cpu_init.c @@ -466,8 +466,7 @@ static void register_6xx_7xx_soft_tlb(CPUPPCState *env, int nb_tlbs, int nb_ways #endif } -/* SPR common to MPC755 and G2 */ -static void register_G2_755_sprs(CPUPPCState *env) +static void register_755_sprs(CPUPPCState *env) { /* SGPRs */ spr_register(env, SPR_SPRG4, "SPRG4", @@ -783,6 +782,23 @@ static void register_G2_sprs(CPUPPCState *env) &spr_read_generic, &spr_write_generic, 0x00000000); + /* SGPRs */ + spr_register(env, SPR_SPRG4, "SPRG4", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + spr_register(env, SPR_SPRG5, "SPRG5", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + spr_register(env, SPR_SPRG6, "SPRG6", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); + spr_register(env, SPR_SPRG7, "SPRG7", + SPR_NOACCESS, SPR_NOACCESS, + &spr_read_generic, &spr_write_generic, + 0x00000000); } static void register_74xx_sprs(CPUPPCState *env) @@ -2852,7 +2868,6 @@ static void init_proc_G2(CPUPPCState *env) { register_ne_601_sprs(env); register_sdr1_sprs(env); - register_G2_755_sprs(env); register_G2_sprs(env); /* Memory management */ @@ -4474,7 +4489,7 @@ static void init_proc_745(CPUPPCState *env) register_ne_601_sprs(env); register_sdr1_sprs(env); register_7xx_sprs(env); - register_G2_755_sprs(env); + register_755_sprs(env); /* Thermal management */ register_thrm_sprs(env); /* Hardware implementation registers */ @@ -4547,7 +4562,7 @@ static void init_proc_755(CPUPPCState *env) register_ne_601_sprs(env); register_sdr1_sprs(env); register_7xx_sprs(env); - register_G2_755_sprs(env); + register_755_sprs(env); /* L2 cache control */ spr_register(env, SPR_L2CR, "L2CR", SPR_NOACCESS, SPR_NOACCESS,