From patchwork Fri Feb 24 10:18:15 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?C=C3=A9dric_Le_Goater?= X-Patchwork-Id: 732067 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3vV6sy3N3xz9s8B for ; Fri, 24 Feb 2017 21:34:30 +1100 (AEDT) Received: from localhost ([::1]:35995 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1chDCl-0004SL-Ul for incoming@patchwork.ozlabs.org; Fri, 24 Feb 2017 05:34:28 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60865) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1chCz0-0006KV-3v for qemu-devel@nongnu.org; Fri, 24 Feb 2017 05:20:15 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1chCyx-00083y-VY for qemu-devel@nongnu.org; Fri, 24 Feb 2017 05:20:14 -0500 Received: from 15.mo5.mail-out.ovh.net ([178.33.107.29]:53256) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1chCyx-00082Q-ML for qemu-devel@nongnu.org; Fri, 24 Feb 2017 05:20:11 -0500 Received: from player734.ha.ovh.net (b6.ovh.net [213.186.33.56]) by mo5.mail-out.ovh.net (Postfix) with ESMTP id 8777BDCAB5 for ; Fri, 24 Feb 2017 11:20:10 +0100 (CET) Received: from zorba.kaod.org.com (LFbn-1-10647-27.w90-89.abo.wanadoo.fr [90.89.233.27]) (Authenticated sender: clg@kaod.org) by player734.ha.ovh.net (Postfix) with ESMTPSA id B0AE828007E; Fri, 24 Feb 2017 11:20:04 +0100 (CET) From: =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= To: David Gibson Date: Fri, 24 Feb 2017 11:18:15 +0100 Message-Id: <1487931503-10607-17-git-send-email-clg@kaod.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1487931503-10607-1-git-send-email-clg@kaod.org> References: <1487931503-10607-1-git-send-email-clg@kaod.org> MIME-Version: 1.0 X-Ovh-Tracer-Id: 637822301445000166 X-VR-SPAMSTATE: OK X-VR-SPAMSCORE: -100 X-VR-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrfeelhedrvddtgdduvdcutefuodetggdotefrodftvfcurfhrohhfihhlvgemucfqggfjpdevjffgvefmvefgnecuuegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmd X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 178.33.107.29 Subject: [Qemu-devel] [PATCH v3 16/24] ppc/xics: use the QOM interface to grab an ICP X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-ppc@nongnu.org, qemu-devel@nongnu.org, =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" Also introduce a xics_icp_get() helper to simplify the changes. Signed-off-by: Cédric Le Goater --- hw/intc/xics.c | 31 ++++++++++++++++++------------- hw/intc/xics_spapr.c | 17 +++++++++-------- hw/ppc/spapr_cpu_core.c | 4 ++-- include/hw/ppc/xics.h | 8 ++++---- 4 files changed, 33 insertions(+), 27 deletions(-) diff --git a/hw/intc/xics.c b/hw/intc/xics.c index 5e98d53ecc94..688802abd80e 100644 --- a/hw/intc/xics.c +++ b/hw/intc/xics.c @@ -49,26 +49,26 @@ int xics_get_cpu_index_by_dt_id(int cpu_dt_id) return -1; } -void xics_cpu_destroy(XICSState *xics, PowerPCCPU *cpu) +void xics_cpu_destroy(XICSFabric *xi, PowerPCCPU *cpu) { CPUState *cs = CPU(cpu); - ICPState *ss = &xics->ss[cs->cpu_index]; + ICPState *ss = xics_icp_get(xi, cs->cpu_index); - assert(cs->cpu_index < xics->nr_servers); + assert(ss); assert(cs == ss->cs); ss->output = NULL; ss->cs = NULL; } -void xics_cpu_setup(XICSState *xics, PowerPCCPU *cpu) +void xics_cpu_setup(XICSFabric *xi, PowerPCCPU *cpu) { CPUState *cs = CPU(cpu); CPUPPCState *env = &cpu->env; - ICPState *ss = &xics->ss[cs->cpu_index]; + ICPState *ss = xics_icp_get(xi, cs->cpu_index); XICSStateClass *info; - assert(cs->cpu_index < xics->nr_servers); + assert(ss); ss->cs = cs; @@ -307,8 +307,9 @@ void icp_eoi(ICPState *ss, uint32_t xirr) static void icp_irq(ICSState *ics, int server, int nr, uint8_t priority) { - XICSState *xics = ics->xics; - ICPState *ss = xics->ss + server; + XICSFabric *xi = XICS_FABRIC(qdev_get_machine()); + XICSFabricClass *xic = XICS_FABRIC_GET_CLASS(xi); + ICPState *ss = xic->icp_get(xi, server); trace_xics_icp_irq(server, nr, priority); @@ -582,12 +583,9 @@ static void ics_simple_reset(DeviceState *dev) static int ics_simple_post_load(ICSState *ics, int version_id) { XICSFabric *xi = XICS_FABRIC(qdev_get_machine()); - int i; - - for (i = 0; i < ics->xics->nr_servers; i++) { - icp_resend(xi, &ics->xics->ss[i]); - } + XICSFabricClass *xic = XICS_FABRIC_GET_CLASS(xi); + xic->icp_resend(xi); return 0; } @@ -737,6 +735,13 @@ qemu_irq xics_get_qirq(XICSFabric *xi, int irq) return NULL; } +ICPState *xics_icp_get(XICSFabric *xi, int server) +{ + XICSFabricClass *xic = XICS_FABRIC_GET_CLASS(xi); + + return xic->icp_get(xi, server); +} + void ics_set_irq_type(ICSState *ics, int srcno, bool lsi) { assert(!(ics->irqs[srcno].flags & XICS_FLAGS_IRQ_MASK)); diff --git a/hw/intc/xics_spapr.c b/hw/intc/xics_spapr.c index 1501e796e5e0..bc62b0ccc254 100644 --- a/hw/intc/xics_spapr.c +++ b/hw/intc/xics_spapr.c @@ -44,7 +44,7 @@ static target_ulong h_cppr(PowerPCCPU *cpu, sPAPRMachineState *spapr, target_ulong opcode, target_ulong *args) { CPUState *cs = CPU(cpu); - ICPState *icp = &spapr->xics->ss[cs->cpu_index]; + ICPState *icp = xics_icp_get(XICS_FABRIC(spapr), cs->cpu_index); target_ulong cppr = args[0]; icp_set_cppr(icp, cppr); @@ -56,12 +56,13 @@ static target_ulong h_ipi(PowerPCCPU *cpu, sPAPRMachineState *spapr, { target_ulong server = xics_get_cpu_index_by_dt_id(args[0]); target_ulong mfrr = args[1]; + ICPState *icp = xics_icp_get(XICS_FABRIC(spapr), server); - if (server >= spapr->xics->nr_servers) { + if (!icp) { return H_PARAMETER; } - icp_set_mfrr(spapr->xics->ss + server, mfrr); + icp_set_mfrr(icp, mfrr); return H_SUCCESS; } @@ -69,7 +70,7 @@ static target_ulong h_xirr(PowerPCCPU *cpu, sPAPRMachineState *spapr, target_ulong opcode, target_ulong *args) { CPUState *cs = CPU(cpu); - ICPState *icp = &spapr->xics->ss[cs->cpu_index]; + ICPState *icp = xics_icp_get(XICS_FABRIC(spapr), cs->cpu_index); uint32_t xirr = icp_accept(icp); args[0] = xirr; @@ -80,7 +81,7 @@ static target_ulong h_xirr_x(PowerPCCPU *cpu, sPAPRMachineState *spapr, target_ulong opcode, target_ulong *args) { CPUState *cs = CPU(cpu); - ICPState *icp = &spapr->xics->ss[cs->cpu_index]; + ICPState *icp = xics_icp_get(XICS_FABRIC(spapr), cs->cpu_index); uint32_t xirr = icp_accept(icp); args[0] = xirr; @@ -92,7 +93,7 @@ static target_ulong h_eoi(PowerPCCPU *cpu, sPAPRMachineState *spapr, target_ulong opcode, target_ulong *args) { CPUState *cs = CPU(cpu); - ICPState *icp = &spapr->xics->ss[cs->cpu_index]; + ICPState *icp = xics_icp_get(XICS_FABRIC(spapr), cs->cpu_index); target_ulong xirr = args[0]; icp_eoi(icp, xirr); @@ -103,7 +104,7 @@ static target_ulong h_ipoll(PowerPCCPU *cpu, sPAPRMachineState *spapr, target_ulong opcode, target_ulong *args) { CPUState *cs = CPU(cpu); - ICPState *icp = &spapr->xics->ss[cs->cpu_index]; + ICPState *icp = xics_icp_get(XICS_FABRIC(spapr), cs->cpu_index); uint32_t mfrr; uint32_t xirr = icp_ipoll(icp, &mfrr); @@ -134,7 +135,7 @@ static void rtas_set_xive(PowerPCCPU *cpu, sPAPRMachineState *spapr, server = xics_get_cpu_index_by_dt_id(rtas_ld(args, 1)); priority = rtas_ld(args, 2); - if (!ics_valid_irq(ics, nr) || (server >= ics->xics->nr_servers) + if (!ics_valid_irq(ics, nr) || !xics_icp_get(XICS_FABRIC(spapr), server) || (priority > 0xff)) { rtas_st(rets, 0, RTAS_OUT_PARAM_ERROR); return; diff --git a/hw/ppc/spapr_cpu_core.c b/hw/ppc/spapr_cpu_core.c index 55cd0456ebe8..befe53a65863 100644 --- a/hw/ppc/spapr_cpu_core.c +++ b/hw/ppc/spapr_cpu_core.c @@ -42,7 +42,7 @@ static void spapr_cpu_destroy(PowerPCCPU *cpu) { sPAPRMachineState *spapr = SPAPR_MACHINE(qdev_get_machine()); - xics_cpu_destroy(spapr->xics, cpu); + xics_cpu_destroy(XICS_FABRIC(spapr), cpu); qemu_unregister_reset(spapr_cpu_reset, cpu); } @@ -76,7 +76,7 @@ static void spapr_cpu_init(sPAPRMachineState *spapr, PowerPCCPU *cpu, cs->numa_node = i; } - xics_cpu_setup(spapr->xics, cpu); + xics_cpu_setup(XICS_FABRIC(spapr), cpu); qemu_register_reset(spapr_cpu_reset, cpu); spapr_cpu_reset(cpu); diff --git a/include/hw/ppc/xics.h b/include/hw/ppc/xics.h index 3e7bee107da5..1961ee2a690f 100644 --- a/include/hw/ppc/xics.h +++ b/include/hw/ppc/xics.h @@ -197,16 +197,16 @@ typedef struct XICSFabricClass { #define XICS_IRQS_SPAPR 1024 -qemu_irq xics_get_qirq(XICSFabric *xi, int irq); - int spapr_ics_alloc(ICSState *ics, int irq_hint, bool lsi, Error **errp); int spapr_ics_alloc_block(ICSState *ics, int num, bool lsi, bool align, Error **errp); void spapr_ics_free(ICSState *ics, int irq, int num); void spapr_dt_xics(XICSState *xics, void *fdt, uint32_t phandle); -void xics_cpu_setup(XICSState *icp, PowerPCCPU *cpu); -void xics_cpu_destroy(XICSState *icp, PowerPCCPU *cpu); +qemu_irq xics_get_qirq(XICSFabric *xi, int irq); +ICPState *xics_icp_get(XICSFabric *xi, int server); +void xics_cpu_setup(XICSFabric *xi, PowerPCCPU *cpu); +void xics_cpu_destroy(XICSFabric *xi, PowerPCCPU *cpu); /* Internal XICS interfaces */ int xics_get_cpu_index_by_dt_id(int cpu_dt_id);