From patchwork Wed May 18 07:29:20 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Corey Minyard X-Patchwork-Id: 623409 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 3r8m846Cc7z9vKW for ; Wed, 18 May 2016 17:30:44 +1000 (AEST) Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=gmail.com header.i=@gmail.com header.b=G3pTXhx5; dkim-atps=neutral Received: from localhost ([::1]:43391 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b2vwI-0001ZG-Nj for incoming@patchwork.ozlabs.org; Wed, 18 May 2016 03:30:42 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:49478) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b2vvE-0000iu-T7 for qemu-devel@nongnu.org; Wed, 18 May 2016 03:29:38 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1b2vvA-0007DB-Pa for qemu-devel@nongnu.org; Wed, 18 May 2016 03:29:36 -0400 Received: from mail-oi0-x241.google.com ([2607:f8b0:4003:c06::241]:34279) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1b2vvA-0007D5-Ib for qemu-devel@nongnu.org; Wed, 18 May 2016 03:29:32 -0400 Received: by mail-oi0-x241.google.com with SMTP id d139so8042140oig.1 for ; Wed, 18 May 2016 00:29:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=sender:from:to:subject:date:message-id:in-reply-to:references; bh=/xziNZVBm92XLHOA4FHszEmp1R6DFKgo4dRMEiS2vXI=; b=G3pTXhx5jlIZB1Cn+klv5aSMB//1tVgY2Vz6KXgtuPMVB9IYvj48UejpgiO85+qu/W /Z3QpEV03hLFtY+4127qdBv6ten/Ns3nDH55Aqx2h7FHGPQSutfKMUNER8vgIlD/RoPP mkHrl27u56OpQ9ITtMEgMRbg5ol+X9ntBq+MRhT0PnCBXXm98WLW0nLkHCy3E5VbAGJC K+uS30Fe92KjqUxkB2nRQaFAuZz6/e7i8LTWd9T/RQ4QB99McmrtLvBBt5RbbvLz5Ia4 p5nFJALEO6dS+N4asdomQUZhexd/bsviOrvAB9yuIxBXumcgeQsLRFYsU7D02TuTU/4r rAUA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:sender:from:to:subject:date:message-id :in-reply-to:references; bh=/xziNZVBm92XLHOA4FHszEmp1R6DFKgo4dRMEiS2vXI=; b=LzEevU3orFr+4jhhPRVSsdQLce+jG7KqQ6oZIAj5NFA12bI2ja1r42AV7dZulxQclX U8dB0uDJ4FYnzLC+ozNqiAHV8QX1+w1OjFrJLcZXYbu8uzyhynkFVOQLeRLa8NzhgXfk h/2cEH0KjdrpWLu5EELPEDjHW1R0aH5OAgceFf3Zwcp9A60QIjgKtf6+o0yex4nuBMHE iqZaK/hRpjuLBFgsUauCVZjrKFadlCAUH3YGkDMSXKbDj2u5ysxR78MX3vzQ0wR+y2mc VnNCQp0Tgr4mAFDnbfEfAcePkXHfbaDrmhzcyssi8ymKlLeJh2x/hUnBgSgQigJ8XSnw 1oGw== X-Gm-Message-State: AOPr4FUY66aVqpjfAxduQKAqwVNUPjNcxdTiOxNLUmm5haTW/Idkgtnul2wsAYnPUv1jog== X-Received: by 10.157.24.76 with SMTP id t12mr3775380ott.92.1463556571508; Wed, 18 May 2016 00:29:31 -0700 (PDT) Received: from serve.minyard.net ([108.19.215.157]) by smtp.gmail.com with ESMTPSA id xj6sm2007337obb.14.2016.05.18.00.29.30 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 18 May 2016 00:29:30 -0700 (PDT) Received: from t430.minyard.net (t430m.minyard.net [192.168.27.3]) by serve.minyard.net (Postfix) with ESMTPA id 4154F6CE; Wed, 18 May 2016 02:29:29 -0500 (CDT) Received: by t430.minyard.net (Postfix, from userid 1000) id BC5A1300550; Wed, 18 May 2016 02:29:27 -0500 (CDT) From: minyard@acm.org To: Igor Mammedov , "Michael S . Tsirkin" , Paolo Bonzini , qemu-devel@nongnu.org, minyard@acm.org, cminyard@mvista.com Date: Wed, 18 May 2016 02:29:20 -0500 Message-Id: <1463556565-3947-2-git-send-email-minyard@acm.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1463556565-3947-1-git-send-email-minyard@acm.org> References: <1463556565-3947-1-git-send-email-minyard@acm.org> X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2607:f8b0:4003:c06::241 Subject: [Qemu-devel] [PATCH v4 1/6] ipmi: rework the fwinfo to be fetched from the interface 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: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" From: Corey Minyard Instead of scanning IPMI devices from a fwinfo list, allow the fwinfo to be fetched from the IPMI interface class. Then the code looking for IPMI fwinfo can scan devices on a bus and look for ones that implement the IPMI class. This will let the ACPI scope be defined by the calling code so the IPMI code doesn't have to know the scope. Signed-off-by: Corey Minyard --- hw/ipmi/ipmi.c | 34 +++++------------------ hw/ipmi/isa_ipmi_bt.c | 57 +++++++++++++++++++++----------------- hw/ipmi/isa_ipmi_kcs.c | 56 +++++++++++++++++++++----------------- include/hw/ipmi/ipmi.h | 74 ++++++++++++++++++++++++++------------------------ 4 files changed, 109 insertions(+), 112 deletions(-) diff --git a/hw/ipmi/ipmi.c b/hw/ipmi/ipmi.c index 6adec1e..f09f217 100644 --- a/hw/ipmi/ipmi.c +++ b/hw/ipmi/ipmi.c @@ -30,6 +30,13 @@ #include "qom/object_interfaces.h" #include "qapi/visitor.h" +static uint32_t ipmi_current_uuid = 1; + +uint32_t ipmi_next_uuid(void) +{ + return ipmi_current_uuid++; +} + static int ipmi_do_hw_op(IPMIInterface *s, enum ipmi_op op, int checkonly) { switch (op) { @@ -122,30 +129,3 @@ static void ipmi_register_types(void) } type_init(ipmi_register_types) - -static IPMIFwInfo *ipmi_fw_info; -static unsigned int ipmi_fw_info_len; - -static uint32_t current_uuid = 1; - -void ipmi_add_fwinfo(IPMIFwInfo *info, Error **errp) -{ - info->uuid = current_uuid++; - ipmi_fw_info = g_realloc(ipmi_fw_info, - sizeof(*ipmi_fw_info) * (ipmi_fw_info_len + 1)); - ipmi_fw_info[ipmi_fw_info_len] = *info; -} - -IPMIFwInfo *ipmi_first_fwinfo(void) -{ - return ipmi_fw_info; -} - -IPMIFwInfo *ipmi_next_fwinfo(IPMIFwInfo *current) -{ - current++; - if (current >= &ipmi_fw_info[ipmi_fw_info_len]) { - return NULL; - } - return current; -} diff --git a/hw/ipmi/isa_ipmi_bt.c b/hw/ipmi/isa_ipmi_bt.c index aaea12e..f036617 100644 --- a/hw/ipmi/isa_ipmi_bt.c +++ b/hw/ipmi/isa_ipmi_bt.c @@ -390,16 +390,6 @@ static void ipmi_bt_init(IPMIInterface *ii, Error **errp) memory_region_init_io(&ib->io, NULL, &ipmi_bt_io_ops, ii, "ipmi-bt", 3); } -static void ipmi_bt_class_init(IPMIInterfaceClass *iic) -{ - iic->init = ipmi_bt_init; - iic->set_atn = ipmi_bt_set_atn; - iic->handle_rsp = ipmi_bt_handle_rsp; - iic->handle_if_event = ipmi_bt_handle_event; - iic->set_irq_enable = ipmi_bt_set_irq_enable; - iic->reset = ipmi_bt_handle_reset; -} - #define TYPE_ISA_IPMI_BT "isa-ipmi-bt" #define ISA_IPMI_BT(obj) OBJECT_CHECK(ISAIPMIBTDevice, (obj), \ @@ -409,9 +399,38 @@ typedef struct ISAIPMIBTDevice { ISADevice dev; int32_t isairq; IPMIBT bt; - IPMIFwInfo fwinfo; + uint32_t uuid; } ISAIPMIBTDevice; +static void ipmi_bt_get_fwinfo(struct IPMIInterface *ii, IPMIFwInfo *info) +{ + ISAIPMIBTDevice *iib = ISA_IPMI_BT(ii); + + info->interface_name = "bt"; + info->interface_type = IPMI_SMBIOS_BT; + info->ipmi_spec_major_revision = 2; + info->ipmi_spec_minor_revision = 0; + info->base_address = iib->bt.io_base; + info->register_length = iib->bt.io_length; + info->register_spacing = 1; + info->memspace = IPMI_MEMSPACE_IO; + info->irq_type = IPMI_LEVEL_IRQ; + info->interrupt_number = iib->isairq; + info->i2c_slave_address = iib->bt.bmc->slave_addr; + info->uuid = iib->uuid; +} + +static void ipmi_bt_class_init(IPMIInterfaceClass *iic) +{ + iic->init = ipmi_bt_init; + iic->set_atn = ipmi_bt_set_atn; + iic->handle_rsp = ipmi_bt_handle_rsp; + iic->handle_if_event = ipmi_bt_handle_event; + iic->set_irq_enable = ipmi_bt_set_irq_enable; + iic->reset = ipmi_bt_handle_reset; + iic->get_fwinfo = ipmi_bt_get_fwinfo; +} + static void isa_ipmi_bt_realize(DeviceState *dev, Error **errp) { ISADevice *isadev = ISA_DEVICE(dev); @@ -424,6 +443,8 @@ static void isa_ipmi_bt_realize(DeviceState *dev, Error **errp) return; } + iib->uuid = ipmi_next_uuid(); + iib->bt.bmc->intf = ii; iic->init(ii, errp); @@ -438,20 +459,6 @@ static void isa_ipmi_bt_realize(DeviceState *dev, Error **errp) qdev_set_legacy_instance_id(dev, iib->bt.io_base, iib->bt.io_length); isa_register_ioport(isadev, &iib->bt.io, iib->bt.io_base); - - iib->fwinfo.interface_name = "bt"; - iib->fwinfo.interface_type = IPMI_SMBIOS_BT; - iib->fwinfo.ipmi_spec_major_revision = 2; - iib->fwinfo.ipmi_spec_minor_revision = 0; - iib->fwinfo.base_address = iib->bt.io_base; - iib->fwinfo.register_length = iib->bt.io_length; - iib->fwinfo.register_spacing = 1; - iib->fwinfo.memspace = IPMI_MEMSPACE_IO; - iib->fwinfo.irq_type = IPMI_LEVEL_IRQ; - iib->fwinfo.interrupt_number = iib->isairq; - iib->fwinfo.acpi_parent = "\\_SB.PCI0.ISA"; - iib->fwinfo.i2c_slave_address = iib->bt.bmc->slave_addr; - ipmi_add_fwinfo(&iib->fwinfo, errp); } static const VMStateDescription vmstate_ISAIPMIBTDevice = { diff --git a/hw/ipmi/isa_ipmi_kcs.c b/hw/ipmi/isa_ipmi_kcs.c index 2742ce0..9a38f8a 100644 --- a/hw/ipmi/isa_ipmi_kcs.c +++ b/hw/ipmi/isa_ipmi_kcs.c @@ -354,16 +354,6 @@ static void ipmi_kcs_init(IPMIInterface *ii, Error **errp) memory_region_init_io(&ik->io, NULL, &ipmi_kcs_io_ops, ii, "ipmi-kcs", 2); } -static void ipmi_kcs_class_init(IPMIInterfaceClass *iic) -{ - iic->init = ipmi_kcs_init; - iic->set_atn = ipmi_kcs_set_atn; - iic->handle_rsp = ipmi_kcs_handle_rsp; - iic->handle_if_event = ipmi_kcs_handle_event; - iic->set_irq_enable = ipmi_kcs_set_irq_enable; -} - - #define TYPE_ISA_IPMI_KCS "isa-ipmi-kcs" #define ISA_IPMI_KCS(obj) OBJECT_CHECK(ISAIPMIKCSDevice, (obj), \ TYPE_ISA_IPMI_KCS) @@ -372,9 +362,37 @@ typedef struct ISAIPMIKCSDevice { ISADevice dev; int32_t isairq; IPMIKCS kcs; - IPMIFwInfo fwinfo; + uint32_t uuid; } ISAIPMIKCSDevice; +static void ipmi_kcs_get_fwinfo(IPMIInterface *ii, IPMIFwInfo *info) +{ + ISAIPMIKCSDevice *iik = ISA_IPMI_KCS(ii); + + info->interface_name = "kcs"; + info->interface_type = IPMI_SMBIOS_KCS; + info->ipmi_spec_major_revision = 2; + info->ipmi_spec_minor_revision = 0; + info->base_address = iik->kcs.io_base; + info->i2c_slave_address = iik->kcs.bmc->slave_addr; + info->register_length = iik->kcs.io_length; + info->register_spacing = 1; + info->memspace = IPMI_MEMSPACE_IO; + info->irq_type = IPMI_LEVEL_IRQ; + info->interrupt_number = iik->isairq; + info->uuid = iik->uuid; +} + +static void ipmi_kcs_class_init(IPMIInterfaceClass *iic) +{ + iic->init = ipmi_kcs_init; + iic->set_atn = ipmi_kcs_set_atn; + iic->handle_rsp = ipmi_kcs_handle_rsp; + iic->handle_if_event = ipmi_kcs_handle_event; + iic->set_irq_enable = ipmi_kcs_set_irq_enable; + iic->get_fwinfo = ipmi_kcs_get_fwinfo; +} + static void ipmi_isa_realize(DeviceState *dev, Error **errp) { ISADevice *isadev = ISA_DEVICE(dev); @@ -387,6 +405,8 @@ static void ipmi_isa_realize(DeviceState *dev, Error **errp) return; } + iik->uuid = ipmi_next_uuid(); + iik->kcs.bmc->intf = ii; iic->init(ii, errp); @@ -401,20 +421,6 @@ static void ipmi_isa_realize(DeviceState *dev, Error **errp) qdev_set_legacy_instance_id(dev, iik->kcs.io_base, iik->kcs.io_length); isa_register_ioport(isadev, &iik->kcs.io, iik->kcs.io_base); - - iik->fwinfo.interface_name = "kcs"; - iik->fwinfo.interface_type = IPMI_SMBIOS_KCS; - iik->fwinfo.ipmi_spec_major_revision = 2; - iik->fwinfo.ipmi_spec_minor_revision = 0; - iik->fwinfo.base_address = iik->kcs.io_base; - iik->fwinfo.i2c_slave_address = iik->kcs.bmc->slave_addr; - iik->fwinfo.register_length = iik->kcs.io_length; - iik->fwinfo.register_spacing = 1; - iik->fwinfo.memspace = IPMI_MEMSPACE_IO; - iik->fwinfo.irq_type = IPMI_LEVEL_IRQ; - iik->fwinfo.interrupt_number = iik->isairq; - iik->fwinfo.acpi_parent = "\\_SB.PCI0.ISA"; - ipmi_add_fwinfo(&iik->fwinfo, errp); } const VMStateDescription vmstate_ISAIPMIKCSDevice = { diff --git a/include/hw/ipmi/ipmi.h b/include/hw/ipmi/ipmi.h index 74a2b5a..91b83b5 100644 --- a/include/hw/ipmi/ipmi.h +++ b/include/hw/ipmi/ipmi.h @@ -65,6 +65,40 @@ enum ipmi_op { #define IPMI_SMBIOS_BT 0x03 #define IPMI_SMBIOS_SSIF 0x04 +/* + * Used for transferring information to interfaces that add + * entries to firmware tables. + */ +typedef struct IPMIFwInfo { + const char *interface_name; + int interface_type; + uint8_t ipmi_spec_major_revision; + uint8_t ipmi_spec_minor_revision; + uint8_t i2c_slave_address; + uint32_t uuid; + + uint64_t base_address; + uint64_t register_length; + uint8_t register_spacing; + enum { + IPMI_MEMSPACE_IO, + IPMI_MEMSPACE_MEM32, + IPMI_MEMSPACE_MEM64, + IPMI_MEMSPACE_SMBUS + } memspace; + + int interrupt_number; + enum { + IPMI_LEVEL_IRQ, + IPMI_EDGE_IRQ + } irq_type; +} IPMIFwInfo; + +/* + * Called by each instantiated IPMI interface device to get it's uuid. + */ +uint32_t ipmi_next_uuid(void); + /* IPMI Interface types (KCS, SMIC, BT) are prefixed with this */ #define TYPE_IPMI_INTERFACE_PREFIX "ipmi-interface-" @@ -127,6 +161,11 @@ typedef struct IPMIInterfaceClass { * Set by the owner to hold the backend data for the interface. */ void *(*get_backend_data)(struct IPMIInterface *s); + + /* + * Return the firmware info for a device. + */ + void (*get_fwinfo)(struct IPMIInterface *s, IPMIFwInfo *info); } IPMIInterfaceClass; /* @@ -168,41 +207,6 @@ typedef struct IPMIBmcClass { */ void ipmi_bmc_find_and_link(Object *obj, Object **bmc); -/* - * Used for transferring information to interfaces that add - * entries to firmware tables. - */ -typedef struct IPMIFwInfo { - const char *interface_name; - int interface_type; - uint8_t ipmi_spec_major_revision; - uint8_t ipmi_spec_minor_revision; - uint8_t i2c_slave_address; - uint32_t uuid; - - uint64_t base_address; - uint64_t register_length; - uint8_t register_spacing; - enum { - IPMI_MEMSPACE_IO, - IPMI_MEMSPACE_MEM32, - IPMI_MEMSPACE_MEM64, - IPMI_MEMSPACE_SMBUS - } memspace; - - int interrupt_number; - enum { - IPMI_LEVEL_IRQ, - IPMI_EDGE_IRQ - } irq_type; - - const char *acpi_parent; -} IPMIFwInfo; - -void ipmi_add_fwinfo(IPMIFwInfo *info, Error **errp); -IPMIFwInfo *ipmi_first_fwinfo(void); -IPMIFwInfo *ipmi_next_fwinfo(IPMIFwInfo *current); - #ifdef IPMI_DEBUG #define ipmi_debug(fs, ...) \ fprintf(stderr, "IPMI (%s): " fs, __func__, ##__VA_ARGS__)