From patchwork Tue Jun 14 19:59:50 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Michael S. Tsirkin" X-Patchwork-Id: 9176847 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 049DA6021C for ; Tue, 14 Jun 2016 20:13:24 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id EACBA2793B for ; Tue, 14 Jun 2016 20:13:23 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id DFA8328236; Tue, 14 Jun 2016 20:13:23 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.9 required=2.0 tests=BAYES_00,RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 29D5D2793B for ; Tue, 14 Jun 2016 20:13:22 +0000 (UTC) Received: from localhost ([::1]:37856 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bCuiA-0002Sv-2m for patchwork-qemu-devel@patchwork.kernel.org; Tue, 14 Jun 2016 16:13:22 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:60978) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bCuVA-00068H-J3 for qemu-devel@nongnu.org; Tue, 14 Jun 2016 16:00:01 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bCuV6-0001Uf-GZ for qemu-devel@nongnu.org; Tue, 14 Jun 2016 15:59:56 -0400 Received: from mx1.redhat.com ([209.132.183.28]:53048) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bCuV6-0001UX-8d for qemu-devel@nongnu.org; Tue, 14 Jun 2016 15:59:52 -0400 Received: from int-mx14.intmail.prod.int.phx2.redhat.com (int-mx14.intmail.prod.int.phx2.redhat.com [10.5.11.27]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id BFE1A37E71; Tue, 14 Jun 2016 19:59:51 +0000 (UTC) Received: from redhat.com (unused [10.16.197.238] (may be forged)) by int-mx14.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with SMTP id u5EJxoZj009579; Tue, 14 Jun 2016 15:59:51 -0400 Date: Tue, 14 Jun 2016 22:59:50 +0300 From: "Michael S. Tsirkin" To: qemu-devel@nongnu.org Message-ID: <20160614225950-mutt-send-email-mst@redhat.com> References: <1465934227-16558-1-git-send-email-mst@redhat.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <1465934227-16558-1-git-send-email-mst@redhat.com> X-Mutt-Fcc: =sent X-Scanned-By: MIMEDefang 2.68 on 10.5.11.27 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.29]); Tue, 14 Jun 2016 19:59:51 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PULL v2 13/32] ipmi: Add SMBIOS table entry 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: Peter Maydell , Igor Mammedov , Corey Minyard Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Corey Minyard Add an IPMI table entry to the SMBIOS. Signed-off-by: Corey Minyard Reviewed-by: Michael S. Tsirkin Signed-off-by: Michael S. Tsirkin --- include/hw/smbios/ipmi.h | 15 ++++++ hw/smbios/no_smbios_type_38.c | 14 +++++ hw/smbios/smbios.c | 2 + hw/smbios/smbios_type_38.c | 117 ++++++++++++++++++++++++++++++++++++++++++ hw/smbios/Makefile.objs | 2 + 5 files changed, 150 insertions(+) create mode 100644 include/hw/smbios/ipmi.h create mode 100644 hw/smbios/no_smbios_type_38.c create mode 100644 hw/smbios/smbios_type_38.c diff --git a/include/hw/smbios/ipmi.h b/include/hw/smbios/ipmi.h new file mode 100644 index 0000000..1c9aae3 --- /dev/null +++ b/include/hw/smbios/ipmi.h @@ -0,0 +1,15 @@ +/* + * IPMI SMBIOS firmware handling + * + * Copyright (c) 2015,2016 Corey Minyard, MontaVista Software, LLC + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#ifndef QEMU_SMBIOS_IPMI_H +#define QEMU_SMBIOS_IPMI_H + +void smbios_build_type_38_table(void); + +#endif /* QEMU_SMBIOS_IPMI_H */ diff --git a/hw/smbios/no_smbios_type_38.c b/hw/smbios/no_smbios_type_38.c new file mode 100644 index 0000000..9528c2c --- /dev/null +++ b/hw/smbios/no_smbios_type_38.c @@ -0,0 +1,14 @@ +/* + * IPMI SMBIOS firmware handling + * + * Copyright (c) 2015,2016 Corey Minyard, MontaVista Software, LLC + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#include "hw/smbios/ipmi.h" + +void smbios_build_type_38_table(void) +{ +} diff --git a/hw/smbios/smbios.c b/hw/smbios/smbios.c index 5dc3e43..74c7102 100644 --- a/hw/smbios/smbios.c +++ b/hw/smbios/smbios.c @@ -25,6 +25,7 @@ #include "hw/loader.h" #include "exec/cpu-common.h" #include "smbios_build.h" +#include "hw/smbios/ipmi.h" /* legacy structures and constants for <= 2.0 machines */ struct smbios_header { @@ -848,6 +849,7 @@ void smbios_get_tables(const struct smbios_phys_mem_area *mem_array, } smbios_build_type_32_table(); + smbios_build_type_38_table(); smbios_build_type_127_table(); smbios_validate_table(); diff --git a/hw/smbios/smbios_type_38.c b/hw/smbios/smbios_type_38.c new file mode 100644 index 0000000..56e8609 --- /dev/null +++ b/hw/smbios/smbios_type_38.c @@ -0,0 +1,117 @@ +/* + * IPMI SMBIOS firmware handling + * + * Copyright (c) 2015,2016 Corey Minyard, MontaVista Software, LLC + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#include "qemu/osdep.h" +#include "hw/ipmi/ipmi.h" +#include "hw/smbios/ipmi.h" +#include "hw/smbios/smbios.h" +#include "qemu/error-report.h" +#include "smbios_build.h" + +/* SMBIOS type 38 - IPMI */ +struct smbios_type_38 { + struct smbios_structure_header header; + uint8_t interface_type; + uint8_t ipmi_spec_revision; + uint8_t i2c_slave_address; + uint8_t nv_storage_device_address; + uint64_t base_address; + uint8_t base_address_modifier; + uint8_t interrupt_number; +} QEMU_PACKED; + +static void smbios_build_one_type_38(IPMIFwInfo *info) +{ + uint64_t baseaddr = info->base_address; + SMBIOS_BUILD_TABLE_PRE(38, 0x3000, true); + + t->interface_type = info->interface_type; + t->ipmi_spec_revision = ((info->ipmi_spec_major_revision << 4) + | info->ipmi_spec_minor_revision); + t->i2c_slave_address = info->i2c_slave_address; + t->nv_storage_device_address = 0; + + assert(info->ipmi_spec_minor_revision <= 15); + assert(info->ipmi_spec_major_revision <= 15); + + /* or 1 to set it to I/O space */ + switch (info->memspace) { + case IPMI_MEMSPACE_IO: + baseaddr |= 1; + break; + case IPMI_MEMSPACE_MEM32: + case IPMI_MEMSPACE_MEM64: + break; + case IPMI_MEMSPACE_SMBUS: + baseaddr <<= 1; + break; + } + + t->base_address = cpu_to_le64(baseaddr); + + t->base_address_modifier = 0; + if (info->irq_type == IPMI_LEVEL_IRQ) { + t->base_address_modifier |= 1; + } + switch (info->register_spacing) { + case 1: + break; + case 4: + t->base_address_modifier |= 1 << 6; + break; + case 16: + t->base_address_modifier |= 2 << 6; + break; + default: + error_report("IPMI register spacing %d is not compatible with" + " SMBIOS, ignoring this entry.", info->register_spacing); + return; + } + t->interrupt_number = info->interrupt_number; + + SMBIOS_BUILD_TABLE_POST; +} + +static void smbios_add_ipmi_devices(BusState *bus) +{ + BusChild *kid; + + QTAILQ_FOREACH(kid, &bus->children, sibling) { + DeviceState *dev = kid->child; + Object *obj = object_dynamic_cast(OBJECT(dev), TYPE_IPMI_INTERFACE); + BusState *childbus; + + if (obj) { + IPMIInterface *ii; + IPMIInterfaceClass *iic; + IPMIFwInfo info; + + ii = IPMI_INTERFACE(obj); + iic = IPMI_INTERFACE_GET_CLASS(obj); + memset(&info, 0, sizeof(info)); + iic->get_fwinfo(ii, &info); + smbios_build_one_type_38(&info); + continue; + } + + QLIST_FOREACH(childbus, &dev->child_bus, sibling) { + smbios_add_ipmi_devices(childbus); + } + } +} + +void smbios_build_type_38_table(void) +{ + BusState *bus; + + bus = sysbus_get_default(); + if (bus) { + smbios_add_ipmi_devices(bus); + } +} diff --git a/hw/smbios/Makefile.objs b/hw/smbios/Makefile.objs index f69a92f..7dcb8f6 100644 --- a/hw/smbios/Makefile.objs +++ b/hw/smbios/Makefile.objs @@ -1 +1,3 @@ common-obj-$(CONFIG_SMBIOS) += smbios.o +common-obj-$(call land,$(CONFIG_SMBIOS),$(CONFIG_IPMI)) += smbios_type_38.o +common-obj-$(call land,$(CONFIG_SMBIOS),$(call lnot,$(CONFIG_IPMI))) += no_smbios_type_38.o