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b=F8Qp7Zd2kS2K0qiQuWfRoQZBlWTc2Gjy2g27HkKE8jreswMO0kuezCUdKWin8uFY5h0a diERE2KWytM5YiNe23DNMt71hhUiH4dL/S+Z+rsO6xWEAdkU3N/vuYVPGHinfGFr0ixB T0X+JzD3cfJmt1ZHdlP6TVrlW5LRmQ9dOLPNgmx0dYs6cuK5xlGg7Y6WizJkpAPUwQ4Z VOm75Vujf9I0MYRMbdukJaOpa+JtNSQG4RlAE1Kl8pbiOPF2fo3DZHSK6T6QIAwdpNag 6O51Twly6niUNBRWRyoPw/rGdvMfuLSgf0EhGDu/EsxXQhV7TTW7bDCdR3ocPBrqNyq5 NA== From: Harsh Prateek Bora To: npiggin@gmail.com, qemu-ppc@nongnu.org Cc: qemu-devel@nongnu.org, clegoate@redhat.com, mikey@neuling.org, amachhiw@linux.vnet.ibm.com, vaibhav@linux.ibm.com, sbhat@linux.ibm.com, danielhb413@gmail.com Subject: [PATCH v3 02/15] spapr: nested: move nested part of spapr_get_pate into spapr_nested.c Date: Thu, 18 Jan 2024 10:54:25 +0530 Message-Id: <20240118052438.1475437-3-harshpb@linux.ibm.com> X-Mailer: git-send-email 2.39.3 In-Reply-To: <20240118052438.1475437-1-harshpb@linux.ibm.com> References: <20240118052438.1475437-1-harshpb@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-TM-AS-GCONF: 00 X-Proofpoint-GUID: cLLQ455IQ1fh2k3e59okUsEEKDfTXbPC X-Proofpoint-ORIG-GUID: Xcxh7kK7nLJgNDKQGOoDU8zAsdUuoy_- X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-18_02,2024-01-17_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 malwarescore=0 bulkscore=0 priorityscore=1501 adultscore=0 suspectscore=0 phishscore=0 spamscore=0 mlxlogscore=999 lowpriorityscore=0 impostorscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2401180035 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=harshpb@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_H4=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: , 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: 1705555619001100002 Content-Type: text/plain; charset="utf-8" Most of the nested code has already been moved to spapr_nested.c This logic inside spapr_get_pate is related to nested guests and better suited for spapr_nested.c, hence moving there. Signed-off-by: Harsh Prateek Bora Reviewed-by: Nicholas Piggin --- include/hw/ppc/spapr_nested.h | 3 ++- hw/ppc/spapr.c | 28 ++------------------------- hw/ppc/spapr_nested.c | 36 +++++++++++++++++++++++++++++++++++ 3 files changed, 40 insertions(+), 27 deletions(-) diff --git a/include/hw/ppc/spapr_nested.h b/include/hw/ppc/spapr_nested.h index 41894b24e5..cc199a05a7 100644 --- a/include/hw/ppc/spapr_nested.h +++ b/include/hw/ppc/spapr_nested.h @@ -97,5 +97,6 @@ struct nested_ppc_state { }; =20 void spapr_exit_nested(PowerPCCPU *cpu, int excp); - +bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu, + target_ulong lpid, ppc_v3_pate_t *entry); #endif /* HW_SPAPR_NESTED_H */ diff --git a/hw/ppc/spapr.c b/hw/ppc/spapr.c index e8dabc8614..9e2a42dd2d 100644 --- a/hw/ppc/spapr.c +++ b/hw/ppc/spapr.c @@ -1362,7 +1362,6 @@ void spapr_init_all_lpcrs(target_ulong value, target_= ulong mask) } } =20 - static bool spapr_get_pate(PPCVirtualHypervisor *vhyp, PowerPCCPU *cpu, target_ulong lpid, ppc_v3_pate_t *entry) { @@ -1375,33 +1374,10 @@ static bool spapr_get_pate(PPCVirtualHypervisor *vh= yp, PowerPCCPU *cpu, /* Copy PATE1:GR into PATE0:HR */ entry->dw0 =3D spapr->patb_entry & PATE0_HR; entry->dw1 =3D spapr->patb_entry; - + return true; } else { - uint64_t patb, pats; - - assert(lpid !=3D 0); - - patb =3D spapr->nested_ptcr & PTCR_PATB; - pats =3D spapr->nested_ptcr & PTCR_PATS; - - /* Check if partition table is properly aligned */ - if (patb & MAKE_64BIT_MASK(0, pats + 12)) { - return false; - } - - /* Calculate number of entries */ - pats =3D 1ull << (pats + 12 - 4); - if (pats <=3D lpid) { - return false; - } - - /* Grab entry */ - patb +=3D 16 * lpid; - entry->dw0 =3D ldq_phys(CPU(cpu)->as, patb); - entry->dw1 =3D ldq_phys(CPU(cpu)->as, patb + 8); + return spapr_get_pate_nested_hv(spapr, cpu, lpid, entry); } - - return true; } =20 #define HPTE(_table, _i) (void *)(((uint64_t *)(_table)) + ((_i) * 2)) diff --git a/hw/ppc/spapr_nested.c b/hw/ppc/spapr_nested.c index 556d52ddd1..401b52833f 100644 --- a/hw/ppc/spapr_nested.c +++ b/hw/ppc/spapr_nested.c @@ -6,8 +6,38 @@ #include "hw/ppc/spapr.h" #include "hw/ppc/spapr_cpu_core.h" #include "hw/ppc/spapr_nested.h" +#include "mmu-book3s-v3.h" =20 #ifdef CONFIG_TCG + +bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu, + target_ulong lpid, ppc_v3_pate_t *entry) +{ + uint64_t patb, pats; + + assert(lpid !=3D 0); + + patb =3D spapr->nested_ptcr & PTCR_PATB; + pats =3D spapr->nested_ptcr & PTCR_PATS; + + /* Check if partition table is properly aligned */ + if (patb & MAKE_64BIT_MASK(0, pats + 12)) { + return false; + } + + /* Calculate number of entries */ + pats =3D 1ull << (pats + 12 - 4); + if (pats <=3D lpid) { + return false; + } + + /* Grab entry */ + patb +=3D 16 * lpid; + entry->dw0 =3D ldq_phys(CPU(cpu)->as, patb); + entry->dw1 =3D ldq_phys(CPU(cpu)->as, patb + 8); + return true; +} + #define PRTS_MASK 0x1f =20 static target_ulong h_set_ptbl(PowerPCCPU *cpu, @@ -392,4 +422,10 @@ void spapr_register_nested_hv(void) { /* DO NOTHING */ } + +bool spapr_get_pate_nested_hv(SpaprMachineState *spapr, PowerPCCPU *cpu, + target_ulong lpid, ppc_v3_pate_t *entry) +{ + return false; +} #endif --=20 2.39.3