Message ID | 1342724013-1633-13-git-send-email-minyard@acm.org |
---|---|
State | New |
Headers | show |
Am 19.07.2012 20:53, schrieb minyard@acm.org: > From: Corey Minyard <cminyard@mvista.com> > > This provides the base infrastructure to tie IPMI low-level > interfaces into a PC ISA bus. > > Signed-off-by: Corey Minyard <cminyard@mvista.com> > --- > default-configs/i386-softmmu.mak | 1 + > default-configs/x86_64-softmmu.mak | 1 + > hw/Makefile.objs | 1 + > hw/isa_ipmi.c | 181 ++++++++++++++++++++++++++++++++++++ > hw/smbios.h | 12 +++ > 5 files changed, 196 insertions(+), 0 deletions(-) > create mode 100644 hw/isa_ipmi.c > > diff --git a/default-configs/i386-softmmu.mak b/default-configs/i386-softmmu.mak > index eb17afc..c0aff0d 100644 > --- a/default-configs/i386-softmmu.mak > +++ b/default-configs/i386-softmmu.mak > @@ -8,6 +8,7 @@ CONFIG_VGA_CIRRUS=y > CONFIG_VMWARE_VGA=y > CONFIG_VMMOUSE=y > CONFIG_IPMI=y > +CONFIG_ISA_IPMI=y > CONFIG_SERIAL=y > CONFIG_PARALLEL=y > CONFIG_I8254=y > diff --git a/default-configs/x86_64-softmmu.mak b/default-configs/x86_64-softmmu.mak > index e4e3e4f..615e4f2 100644 > --- a/default-configs/x86_64-softmmu.mak > +++ b/default-configs/x86_64-softmmu.mak > @@ -8,6 +8,7 @@ CONFIG_VGA_CIRRUS=y > CONFIG_VMWARE_VGA=y > CONFIG_VMMOUSE=y > CONFIG_IPMI=y > +CONFIG_ISA_IPMI=y > CONFIG_SERIAL=y > CONFIG_PARALLEL=y > CONFIG_I8254=y > diff --git a/hw/Makefile.objs b/hw/Makefile.objs > index 256cfae..928870b 100644 > --- a/hw/Makefile.objs > +++ b/hw/Makefile.objs > @@ -21,6 +21,7 @@ hw-obj-$(CONFIG_ESCC) += escc.o > hw-obj-$(CONFIG_EMPTY_SLOT) += empty_slot.o > > hw-obj-$(CONFIG_IPMI) += ipmi.o > +hw-obj-$(CONFIG_ISA_IPMI) += isa_ipmi.o > > hw-obj-$(CONFIG_SERIAL) += serial.o > hw-obj-$(CONFIG_PARALLEL) += parallel.o > diff --git a/hw/isa_ipmi.c b/hw/isa_ipmi.c > new file mode 100644 > index 0000000..c15ca22 > --- /dev/null > +++ b/hw/isa_ipmi.c > @@ -0,0 +1,181 @@ > +/* > + * QEMU ISA IPMI KCS emulation > + * > + * Copyright (c) 2012 Corey Minyard, MontaVista Software, LLC > + * > + * Permission is hereby granted, free of charge, to any person obtaining a copy > + * of this software and associated documentation files (the "Software"), to deal > + * in the Software without restriction, including without limitation the rights > + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell > + * copies of the Software, and to permit persons to whom the Software is > + * furnished to do so, subject to the following conditions: > + * > + * The above copyright notice and this permission notice shall be included in > + * all copies or substantial portions of the Software. > + * > + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR > + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, > + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL > + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER > + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, > + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN > + * THE SOFTWARE. > + */ > +#include "hw.h" > +#include "isa.h" > +#include "pc.h" > +#include "qemu-timer.h" > +#include "qemu-char.h" > +#include "sysemu.h" > +#include "smbios.h" > +#include "ipmi.h" > + > + > +typedef struct ISAIPMIDevice { > + ISADevice dev; > + char *interface; > + uint32_t iobase; > + uint32_t isairq; > + uint8_t slave_addr; > + CharDriverState *chr; > + IPMIInterface *intf; > +} ISAIPMIDevice; > + > +static int ipmi_isa_initfn(ISADevice *dev) > +{ > + ISAIPMIDevice *isa = DO_UPCAST(ISAIPMIDevice, dev, dev); > + struct smbios_type_38 smb38; > + char typename[20]; > + Object *intfobj; > + IPMIInterface *intf; > + IPMIInterfaceClass *intfk; > + Object *bmcobj; > + IPMIBmc *bmc; > + int rc; > + Error *errp = NULL; > + > + if (!isa->interface) { > + isa->interface = g_strdup("kcs"); > + } > + > + if (isa->chr) { > + bmcobj = object_new("ipmi-bmc-extern"); > + } else { > + bmcobj = object_new("ipmi-bmc-sim"); > + } Please use TYPE_ constants instead of hardcoding strings. > + bmc = DO_UPCAST(IPMIBmc, parent_obj, bmcobj); Please use QOM cast macros rather than qdev's DO_UPCAST(). > + bmc->chr = isa->chr; > + snprintf(typename, sizeof(typename), "ipmi-interface-%s", isa->interface); > + intfobj = object_new(typename); > + intf = DO_UPCAST(IPMIInterface, parent_obj, intfobj); > + bmc->intf = intf; > + intf->bmc = bmc; > + intf->io_base = isa->iobase; > + intf->slave_addr = isa->slave_addr; > + rc = ipmi_interface_init(intf); > + if (rc) { > + return rc; > + } > + rc = ipmi_bmc_init(bmc); > + if (rc) { > + return rc; > + } > + > + /* These may be set by the interface. */ > + isa->iobase = intf->io_base; > + isa->slave_addr = intf->slave_addr; > + > + if (isa->isairq != 0) { > + isa_init_irq(dev, &intf->irq, isa->isairq); > + intf->use_irq = 1; > + } > + > + isa->intf = intf; > + object_property_add_child(OBJECT(isa), "intf", OBJECT(intf), &errp); > + if (error_is_set(&errp)) { > + fprintf(stderr, "%s\n", error_get_pretty(errp)); > + return 1; > + } > + object_property_add_child(OBJECT(isa), "bmc", OBJECT(bmc), &errp); > + if (error_is_set(&errp)) { > + fprintf(stderr, "%s\n", error_get_pretty(errp)); > + return 1; > + } > + > + qdev_set_legacy_instance_id(&dev->qdev, intf->io_base, intf->io_length); > + > + isa_register_ioport(dev, &intf->io, intf->io_base); > + > + intfk = IPMI_INTERFACE_GET_CLASS(intf); > + > + smb38.header.type = 38; > + smb38.header.length = sizeof(smb38); > + smb38.header.handle = 0x3000; > + smb38.interface_type = intfk->smbios_type; > + smb38.ipmi_version = 0x20; > + smb38.i2c_slave_addr = intf->slave_addr; > + smb38.nv_storage_dev_addr = 0; > + > + /* or 1 to set it to I/O space */ > + smb38.base_addr = intf->io_base | 1; > + > + /* 1-byte boundaries, addr bit0=0, level triggered irq */ > + smb38.base_addr_mod_and_irq_info = 1; > + smb38.interrupt_number = isa->isairq; > + smbios_table_entry_add((struct smbios_structure_header *) &smb38); > + > + return 0; > +} > + > +static void ipmi_isa_reset(DeviceState *qdev) > +{ > + ISAIPMIDevice *isa = DO_UPCAST(ISAIPMIDevice, dev.qdev, qdev); > + > + ipmi_interface_reset(isa->intf); > +} > + > +static Property ipmi_isa_properties[] = { > + DEFINE_PROP_STRING("interface", ISAIPMIDevice, interface), > + DEFINE_PROP_HEX32("iobase", ISAIPMIDevice, iobase, 0), > + DEFINE_PROP_UINT32("irq", ISAIPMIDevice, isairq, 5), > + DEFINE_PROP_UINT8("slave_addr", ISAIPMIDevice, slave_addr, 0), > + DEFINE_PROP_CHR("chardev", ISAIPMIDevice, chr), > + DEFINE_PROP_END_OF_LIST(), > +}; > + > +#if 0 /* FIXME */ Fix this? x86 machines should definitely remain migratable. > +static const VMStateDescription vmstate_isa_ipmi = { > + .name = "isa-ipmi", > + .version_id = 3, > + .minimum_version_id = 3, > + .fields = (VMStateField[]) { > + /* FIXME - fill this in */ > + VMSTATE_END_OF_LIST() > + } > +}; > +#endif > + > +static void ipmi_isa_class_initfn(ObjectClass *klass, void *data) > +{ > + DeviceClass *dc = DEVICE_CLASS(klass); > + ISADeviceClass *ic = ISA_DEVICE_CLASS(klass); > + ic->init = ipmi_isa_initfn; > + dc->reset = ipmi_isa_reset; > + /* dc->vmsd = &vmstate_isa_ipmi; FIXME */ > + dc->props = ipmi_isa_properties; > +} > + > +static TypeInfo ipmi_isa_info = { static const please. > + .name = "isa-ipmi", Where is this used? Should probably be TYPE_..., too. Andreas > + .parent = TYPE_ISA_DEVICE, > + .instance_size = sizeof(ISAIPMIDevice), > + .class_init = ipmi_isa_class_initfn, > +}; > + > +static void ipmi_register_types(void) > +{ > + type_register_static(&ipmi_isa_info); > + qdev_add_prefw_init("isa-ipmi"); > +} > + > +type_init(ipmi_register_types) > diff --git a/hw/smbios.h b/hw/smbios.h > index 6431a15..b9e4a61 100644 > --- a/hw/smbios.h > +++ b/hw/smbios.h > @@ -155,6 +155,18 @@ struct smbios_type_32 { > uint8_t boot_status; > } QEMU_PACKED; > > +/* SMBIOS type 38 - IPMI Device Information */ > +struct smbios_type_38 { > + struct smbios_structure_header header; > + uint8_t interface_type; > + uint8_t ipmi_version; > + uint8_t i2c_slave_addr; > + uint8_t nv_storage_dev_addr; > + uint64_t base_addr; > + uint8_t base_addr_mod_and_irq_info; > + uint8_t interrupt_number; > +} QEMU_PACKED; > + > /* SMBIOS type 127 -- End-of-table */ > struct smbios_type_127 { > struct smbios_structure_header header; >
On 07/30/2012 08:45 AM, Andreas Färber wrote: > Am 19.07.2012 20:53, schrieb minyard@acm.org: >> From: Corey Minyard <cminyard@mvista.com> >> >> + >> +static Property ipmi_isa_properties[] = { >> + DEFINE_PROP_STRING("interface", ISAIPMIDevice, interface), >> + DEFINE_PROP_HEX32("iobase", ISAIPMIDevice, iobase, 0), >> + DEFINE_PROP_UINT32("irq", ISAIPMIDevice, isairq, 5), >> + DEFINE_PROP_UINT8("slave_addr", ISAIPMIDevice, slave_addr, 0), >> + DEFINE_PROP_CHR("chardev", ISAIPMIDevice, chr), >> + DEFINE_PROP_END_OF_LIST(), >> +}; >> + >> +#if 0 /* FIXME */ > Fix this? x86 machines should definitely remain migratable. Yeah, I need to fix that so it works. I'll definitely get that in before the next iteration. >> +static const VMStateDescription vmstate_isa_ipmi = { >> + .name = "isa-ipmi", >> + .version_id = 3, >> + .minimum_version_id = 3, >> + .fields = (VMStateField[]) { >> + /* FIXME - fill this in */ >> + VMSTATE_END_OF_LIST() >> + } >> +}; >> +#endif >> + >> +static void ipmi_isa_class_initfn(ObjectClass *klass, void *data) >> +{ >> + DeviceClass *dc = DEVICE_CLASS(klass); >> + ISADeviceClass *ic = ISA_DEVICE_CLASS(klass); >> + ic->init = ipmi_isa_initfn; >> + dc->reset = ipmi_isa_reset; >> + /* dc->vmsd = &vmstate_isa_ipmi; FIXME */ >> + dc->props = ipmi_isa_properties; >> +} >> + >> +static TypeInfo ipmi_isa_info = { > static const please. > >> + .name = "isa-ipmi", > Where is this used? Should probably be TYPE_..., too. That's what the user specified on the -device line. Does it need to be referenced someplace else? Thanks, -corey
diff --git a/default-configs/i386-softmmu.mak b/default-configs/i386-softmmu.mak index eb17afc..c0aff0d 100644 --- a/default-configs/i386-softmmu.mak +++ b/default-configs/i386-softmmu.mak @@ -8,6 +8,7 @@ CONFIG_VGA_CIRRUS=y CONFIG_VMWARE_VGA=y CONFIG_VMMOUSE=y CONFIG_IPMI=y +CONFIG_ISA_IPMI=y CONFIG_SERIAL=y CONFIG_PARALLEL=y CONFIG_I8254=y diff --git a/default-configs/x86_64-softmmu.mak b/default-configs/x86_64-softmmu.mak index e4e3e4f..615e4f2 100644 --- a/default-configs/x86_64-softmmu.mak +++ b/default-configs/x86_64-softmmu.mak @@ -8,6 +8,7 @@ CONFIG_VGA_CIRRUS=y CONFIG_VMWARE_VGA=y CONFIG_VMMOUSE=y CONFIG_IPMI=y +CONFIG_ISA_IPMI=y CONFIG_SERIAL=y CONFIG_PARALLEL=y CONFIG_I8254=y diff --git a/hw/Makefile.objs b/hw/Makefile.objs index 256cfae..928870b 100644 --- a/hw/Makefile.objs +++ b/hw/Makefile.objs @@ -21,6 +21,7 @@ hw-obj-$(CONFIG_ESCC) += escc.o hw-obj-$(CONFIG_EMPTY_SLOT) += empty_slot.o hw-obj-$(CONFIG_IPMI) += ipmi.o +hw-obj-$(CONFIG_ISA_IPMI) += isa_ipmi.o hw-obj-$(CONFIG_SERIAL) += serial.o hw-obj-$(CONFIG_PARALLEL) += parallel.o diff --git a/hw/isa_ipmi.c b/hw/isa_ipmi.c new file mode 100644 index 0000000..c15ca22 --- /dev/null +++ b/hw/isa_ipmi.c @@ -0,0 +1,181 @@ +/* + * QEMU ISA IPMI KCS emulation + * + * Copyright (c) 2012 Corey Minyard, MontaVista Software, LLC + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ +#include "hw.h" +#include "isa.h" +#include "pc.h" +#include "qemu-timer.h" +#include "qemu-char.h" +#include "sysemu.h" +#include "smbios.h" +#include "ipmi.h" + + +typedef struct ISAIPMIDevice { + ISADevice dev; + char *interface; + uint32_t iobase; + uint32_t isairq; + uint8_t slave_addr; + CharDriverState *chr; + IPMIInterface *intf; +} ISAIPMIDevice; + +static int ipmi_isa_initfn(ISADevice *dev) +{ + ISAIPMIDevice *isa = DO_UPCAST(ISAIPMIDevice, dev, dev); + struct smbios_type_38 smb38; + char typename[20]; + Object *intfobj; + IPMIInterface *intf; + IPMIInterfaceClass *intfk; + Object *bmcobj; + IPMIBmc *bmc; + int rc; + Error *errp = NULL; + + if (!isa->interface) { + isa->interface = g_strdup("kcs"); + } + + if (isa->chr) { + bmcobj = object_new("ipmi-bmc-extern"); + } else { + bmcobj = object_new("ipmi-bmc-sim"); + } + bmc = DO_UPCAST(IPMIBmc, parent_obj, bmcobj); + bmc->chr = isa->chr; + snprintf(typename, sizeof(typename), "ipmi-interface-%s", isa->interface); + intfobj = object_new(typename); + intf = DO_UPCAST(IPMIInterface, parent_obj, intfobj); + bmc->intf = intf; + intf->bmc = bmc; + intf->io_base = isa->iobase; + intf->slave_addr = isa->slave_addr; + rc = ipmi_interface_init(intf); + if (rc) { + return rc; + } + rc = ipmi_bmc_init(bmc); + if (rc) { + return rc; + } + + /* These may be set by the interface. */ + isa->iobase = intf->io_base; + isa->slave_addr = intf->slave_addr; + + if (isa->isairq != 0) { + isa_init_irq(dev, &intf->irq, isa->isairq); + intf->use_irq = 1; + } + + isa->intf = intf; + object_property_add_child(OBJECT(isa), "intf", OBJECT(intf), &errp); + if (error_is_set(&errp)) { + fprintf(stderr, "%s\n", error_get_pretty(errp)); + return 1; + } + object_property_add_child(OBJECT(isa), "bmc", OBJECT(bmc), &errp); + if (error_is_set(&errp)) { + fprintf(stderr, "%s\n", error_get_pretty(errp)); + return 1; + } + + qdev_set_legacy_instance_id(&dev->qdev, intf->io_base, intf->io_length); + + isa_register_ioport(dev, &intf->io, intf->io_base); + + intfk = IPMI_INTERFACE_GET_CLASS(intf); + + smb38.header.type = 38; + smb38.header.length = sizeof(smb38); + smb38.header.handle = 0x3000; + smb38.interface_type = intfk->smbios_type; + smb38.ipmi_version = 0x20; + smb38.i2c_slave_addr = intf->slave_addr; + smb38.nv_storage_dev_addr = 0; + + /* or 1 to set it to I/O space */ + smb38.base_addr = intf->io_base | 1; + + /* 1-byte boundaries, addr bit0=0, level triggered irq */ + smb38.base_addr_mod_and_irq_info = 1; + smb38.interrupt_number = isa->isairq; + smbios_table_entry_add((struct smbios_structure_header *) &smb38); + + return 0; +} + +static void ipmi_isa_reset(DeviceState *qdev) +{ + ISAIPMIDevice *isa = DO_UPCAST(ISAIPMIDevice, dev.qdev, qdev); + + ipmi_interface_reset(isa->intf); +} + +static Property ipmi_isa_properties[] = { + DEFINE_PROP_STRING("interface", ISAIPMIDevice, interface), + DEFINE_PROP_HEX32("iobase", ISAIPMIDevice, iobase, 0), + DEFINE_PROP_UINT32("irq", ISAIPMIDevice, isairq, 5), + DEFINE_PROP_UINT8("slave_addr", ISAIPMIDevice, slave_addr, 0), + DEFINE_PROP_CHR("chardev", ISAIPMIDevice, chr), + DEFINE_PROP_END_OF_LIST(), +}; + +#if 0 /* FIXME */ +static const VMStateDescription vmstate_isa_ipmi = { + .name = "isa-ipmi", + .version_id = 3, + .minimum_version_id = 3, + .fields = (VMStateField[]) { + /* FIXME - fill this in */ + VMSTATE_END_OF_LIST() + } +}; +#endif + +static void ipmi_isa_class_initfn(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + ISADeviceClass *ic = ISA_DEVICE_CLASS(klass); + ic->init = ipmi_isa_initfn; + dc->reset = ipmi_isa_reset; + /* dc->vmsd = &vmstate_isa_ipmi; FIXME */ + dc->props = ipmi_isa_properties; +} + +static TypeInfo ipmi_isa_info = { + .name = "isa-ipmi", + .parent = TYPE_ISA_DEVICE, + .instance_size = sizeof(ISAIPMIDevice), + .class_init = ipmi_isa_class_initfn, +}; + +static void ipmi_register_types(void) +{ + type_register_static(&ipmi_isa_info); + qdev_add_prefw_init("isa-ipmi"); +} + +type_init(ipmi_register_types) diff --git a/hw/smbios.h b/hw/smbios.h index 6431a15..b9e4a61 100644 --- a/hw/smbios.h +++ b/hw/smbios.h @@ -155,6 +155,18 @@ struct smbios_type_32 { uint8_t boot_status; } QEMU_PACKED; +/* SMBIOS type 38 - IPMI Device Information */ +struct smbios_type_38 { + struct smbios_structure_header header; + uint8_t interface_type; + uint8_t ipmi_version; + uint8_t i2c_slave_addr; + uint8_t nv_storage_dev_addr; + uint64_t base_addr; + uint8_t base_addr_mod_and_irq_info; + uint8_t interrupt_number; +} QEMU_PACKED; + /* SMBIOS type 127 -- End-of-table */ struct smbios_type_127 { struct smbios_structure_header header;