I haven't heard any more comments on this series, should I resubmit with
the one shutdown change?
-corey
On Nov 12, 2015 1:02 PM, <miny...@acm.org> wrote:
> From: Corey Minyard <cminy...@mvista.com>
>
> Add the basic IPMI types and infrastructure to QEMU. Low-level
> interfaces and simulation interfaces will register with this; it's
> kind of the go-between to tie them together.
>
> Signed-off-by: Corey Minyard <cminy...@mvista.com>
> ---
> default-configs/i386-softmmu.mak | 1 +
> default-configs/x86_64-softmmu.mak | 1 +
> hw/Makefile.objs | 1 +
> hw/ipmi/Makefile.objs | 1 +
> hw/ipmi/ipmi.c | 125 ++++++++++++++++++++++++++
> include/hw/ipmi/ipmi.h | 178
> +++++++++++++++++++++++++++++++++++++
> qemu-doc.texi | 2 +
> 7 files changed, 309 insertions(+)
> create mode 100644 hw/ipmi/Makefile.objs
> create mode 100644 hw/ipmi/ipmi.c
> create mode 100644 include/hw/ipmi/ipmi.h
>
> diff --git a/default-configs/i386-softmmu.mak
> b/default-configs/i386-softmmu.mak
> index 43c96d1..8fa751a 100644
> --- a/default-configs/i386-softmmu.mak
> +++ b/default-configs/i386-softmmu.mak
> @@ -9,6 +9,7 @@ CONFIG_VGA_CIRRUS=y
> CONFIG_VMWARE_VGA=y
> CONFIG_VIRTIO_VGA=y
> CONFIG_VMMOUSE=y
> +CONFIG_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 dfb8095..6767f4f 100644
> --- a/default-configs/x86_64-softmmu.mak
> +++ b/default-configs/x86_64-softmmu.mak
> @@ -9,6 +9,7 @@ CONFIG_VGA_CIRRUS=y
> CONFIG_VMWARE_VGA=y
> CONFIG_VIRTIO_VGA=y
> CONFIG_VMMOUSE=y
> +CONFIG_IPMI=y
> CONFIG_SERIAL=y
> CONFIG_PARALLEL=y
> CONFIG_I8254=y
> diff --git a/hw/Makefile.objs b/hw/Makefile.objs
> index 7e7c241..4a07ed4 100644
> --- a/hw/Makefile.objs
> +++ b/hw/Makefile.objs
> @@ -13,6 +13,7 @@ devices-dirs-$(CONFIG_SOFTMMU) += ide/
> devices-dirs-$(CONFIG_SOFTMMU) += input/
> devices-dirs-$(CONFIG_SOFTMMU) += intc/
> devices-dirs-$(CONFIG_IPACK) += ipack/
> +devices-dirs-$(CONFIG_IPMI) += ipmi/
> devices-dirs-$(CONFIG_SOFTMMU) += isa/
> devices-dirs-$(CONFIG_SOFTMMU) += misc/
> devices-dirs-$(CONFIG_SOFTMMU) += net/
> diff --git a/hw/ipmi/Makefile.objs b/hw/ipmi/Makefile.objs
> new file mode 100644
> index 0000000..65bde11
> --- /dev/null
> +++ b/hw/ipmi/Makefile.objs
> @@ -0,0 +1 @@
> +common-obj-$(CONFIG_IPMI) += ipmi.o
> diff --git a/hw/ipmi/ipmi.c b/hw/ipmi/ipmi.c
> new file mode 100644
> index 0000000..7d17469
> --- /dev/null
> +++ b/hw/ipmi/ipmi.c
> @@ -0,0 +1,125 @@
> +/*
> + * QEMU IPMI emulation
> + *
> + * Copyright (c) 2015 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/hw.h"
> +#include "hw/ipmi/ipmi.h"
> +#include "sysemu/sysemu.h"
> +#include "qmp-commands.h"
> +#include "qom/object_interfaces.h"
> +#include "qapi/visitor.h"
> +
> +static int ipmi_do_hw_op(IPMIInterface *s, enum ipmi_op op, int checkonly)
> +{
> + switch (op) {
> + case IPMI_RESET_CHASSIS:
> + if (checkonly) {
> + return 0;
> + }
> + qemu_system_reset_request();
> + return 0;
> +
> + case IPMI_POWEROFF_CHASSIS:
> + if (checkonly) {
> + return 0;
> + }
> + qemu_system_powerdown_request();
> + return 0;
> +
> + case IPMI_SEND_NMI:
> + if (checkonly) {
> + return 0;
> + }
> + qemu_mutex_lock_iothread();
> + qmp_inject_nmi(NULL);
> + qemu_mutex_unlock_iothread();
> + return 0;
> +
> + case IPMI_POWERCYCLE_CHASSIS:
> + case IPMI_PULSE_DIAG_IRQ:
> + case IPMI_SHUTDOWN_VIA_ACPI_OVERTEMP:
> + case IPMI_POWERON_CHASSIS:
> + default:
> + return IPMI_CC_COMMAND_NOT_SUPPORTED;
> + }
> +}
> +
> +static void ipmi_interface_class_init(ObjectClass *class, void *data)
> +{
> + IPMIInterfaceClass *ik = IPMI_INTERFACE_CLASS(class);
> +
> + ik->do_hw_op = ipmi_do_hw_op;
> +}
> +
> +static TypeInfo ipmi_interface_type_info = {
> + .name = TYPE_IPMI_INTERFACE,
> + .parent = TYPE_INTERFACE,
> + .class_size = sizeof(IPMIInterfaceClass),
> + .class_init = ipmi_interface_class_init,
> +};
> +
> +static void isa_ipmi_bmc_check(Object *obj, const char *name,
> + Object *val, Error **errp)
> +{
> + IPMIBmc *bmc = IPMI_BMC(val);
> +
> + if (bmc->intf)
> + error_setg(errp, "BMC object is already in use");
> +}
> +
> +void ipmi_bmc_find_and_link(Object *obj, Object **bmc)
> +{
> + object_property_add_link(obj, "bmc", TYPE_IPMI_BMC, bmc,
> + isa_ipmi_bmc_check,
> + OBJ_PROP_LINK_UNREF_ON_RELEASE,
> + &error_abort);
> +}
> +
> +static Property ipmi_bmc_properties[] = {
> + DEFINE_PROP_UINT8("slave_addr", IPMIBmc, slave_addr, 0x20),
> + DEFINE_PROP_END_OF_LIST(),
> +};
> +
> +static void bmc_class_init(ObjectClass *oc, void *data)
> +{
> + DeviceClass *dc = DEVICE_CLASS(oc);
> +
> + dc->props = ipmi_bmc_properties;
> +}
> +
> +static TypeInfo ipmi_bmc_type_info = {
> + .name = TYPE_IPMI_BMC,
> + .parent = TYPE_DEVICE,
> + .instance_size = sizeof(IPMIBmc),
> + .abstract = true,
> + .class_size = sizeof(IPMIBmcClass),
> + .class_init = bmc_class_init,
> +};
> +
> +static void ipmi_register_types(void)
> +{
> + type_register_static(&ipmi_interface_type_info);
> + type_register_static(&ipmi_bmc_type_info);
> +}
> +
> +type_init(ipmi_register_types)
> diff --git a/include/hw/ipmi/ipmi.h b/include/hw/ipmi/ipmi.h
> new file mode 100644
> index 0000000..e4f7738
> --- /dev/null
> +++ b/include/hw/ipmi/ipmi.h
> @@ -0,0 +1,178 @@
> +/*
> + * IPMI base class
> + *
> + * Copyright (c) 2015 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.
> + */
> +
> +#ifndef HW_IPMI_H
> +#define HW_IPMI_H
> +
> +#include "exec/memory.h"
> +#include "qemu-common.h"
> +#include "hw/qdev.h"
> +
> +#define MAX_IPMI_MSG_SIZE 300
> +
> +enum ipmi_op {
> + IPMI_RESET_CHASSIS,
> + IPMI_POWEROFF_CHASSIS,
> + IPMI_POWERON_CHASSIS,
> + IPMI_POWERCYCLE_CHASSIS,
> + IPMI_PULSE_DIAG_IRQ,
> + IPMI_SHUTDOWN_VIA_ACPI_OVERTEMP,
> + IPMI_SEND_NMI
> +};
> +
> +#define IPMI_CC_INVALID_CMD 0xc1
> +#define IPMI_CC_COMMAND_INVALID_FOR_LUN 0xc2
> +#define IPMI_CC_TIMEOUT 0xc3
> +#define IPMI_CC_OUT_OF_SPACE 0xc4
> +#define IPMI_CC_INVALID_RESERVATION 0xc5
> +#define IPMI_CC_REQUEST_DATA_TRUNCATED 0xc6
> +#define IPMI_CC_REQUEST_DATA_LENGTH_INVALID 0xc7
> +#define IPMI_CC_PARM_OUT_OF_RANGE 0xc9
> +#define IPMI_CC_CANNOT_RETURN_REQ_NUM_BYTES 0xca
> +#define IPMI_CC_REQ_ENTRY_NOT_PRESENT 0xcb
> +#define IPMI_CC_INVALID_DATA_FIELD 0xcc
> +#define IPMI_CC_BMC_INIT_IN_PROGRESS 0xd2
> +#define IPMI_CC_COMMAND_NOT_SUPPORTED 0xd5
> +
> +#define IPMI_NETFN_APP 0x06
> +
> +#define IPMI_DEBUG 1
> +
> +/* Specified in the SMBIOS spec. */
> +#define IPMI_SMBIOS_KCS 0x01
> +#define IPMI_SMBIOS_SMIC 0x02
> +#define IPMI_SMBIOS_BT 0x03
> +#define IPMI_SMBIOS_SSIF 0x04
> +
> +/* IPMI Interface types (KCS, SMIC, BT) are prefixed with this */
> +#define TYPE_IPMI_INTERFACE_PREFIX "ipmi-interface-"
> +
> +/*
> + * An IPMI Interface, the interface for talking between the target
> + * and the BMC.
> + */
> +#define TYPE_IPMI_INTERFACE "ipmi-interface"
> +#define IPMI_INTERFACE(obj) \
> + INTERFACE_CHECK(IPMIInterface, (obj), TYPE_IPMI_INTERFACE)
> +#define IPMI_INTERFACE_CLASS(class) \
> + OBJECT_CLASS_CHECK(IPMIInterfaceClass, (class), TYPE_IPMI_INTERFACE)
> +#define IPMI_INTERFACE_GET_CLASS(class) \
> + OBJECT_GET_CLASS(IPMIInterfaceClass, (class), TYPE_IPMI_INTERFACE)
> +
> +typedef struct IPMIInterface {
> + Object parent;
> +} IPMIInterface;
> +
> +typedef struct IPMIInterfaceClass {
> + InterfaceClass parent;
> +
> + void (*init)(struct IPMIInterface *s, Error **errp);
> +
> + /*
> + * Perform various operations on the hardware. If checkonly is
> + * true, it will return if the operation can be performed, but it
> + * will not do the operation.
> + */
> + int (*do_hw_op)(struct IPMIInterface *s, enum ipmi_op op, int
> checkonly);
> +
> + /*
> + * Enable/disable irqs on the interface when the BMC requests this.
> + */
> + void (*set_irq_enable)(struct IPMIInterface *s, int val);
> +
> + /*
> + * Handle an event that occurred on the interface, generally the.
> + * target writing to a register.
> + */
> + void (*handle_if_event)(struct IPMIInterface *s);
> +
> + /*
> + * The interfaces use this to perform certain ops
> + */
> + void (*set_atn)(struct IPMIInterface *s, int val, int irq);
> +
> + /*
> + * Got an IPMI warm/cold reset.
> + */
> + void (*reset)(struct IPMIInterface *s, bool is_cold);
> +
> + /*
> + * Handle a response from the bmc.
> + */
> + void (*handle_rsp)(struct IPMIInterface *s, uint8_t msg_id,
> + unsigned char *rsp, unsigned int rsp_len);
> +
> + /*
> + * Set by the owner to hold the backend data for the interface.
> + */
> + void *(*get_backend_data)(struct IPMIInterface *s);
> +} IPMIInterfaceClass;
> +
> +/*
> + * Define a BMC simulator (or perhaps a connection to a real BMC)
> + */
> +#define TYPE_IPMI_BMC "ipmi-bmc"
> +#define IPMI_BMC(obj) \
> + OBJECT_CHECK(IPMIBmc, (obj), TYPE_IPMI_BMC)
> +#define IPMI_BMC_CLASS(obj_class) \
> + OBJECT_CLASS_CHECK(IPMIBmcClass, (obj_class), TYPE_IPMI_BMC)
> +#define IPMI_BMC_GET_CLASS(obj) \
> + OBJECT_GET_CLASS(IPMIBmcClass, (obj), TYPE_IPMI_BMC)
> +
> +typedef struct IPMIBmc {
> + DeviceState parent;
> +
> + uint8_t slave_addr;
> +
> + IPMIInterface *intf;
> +} IPMIBmc;
> +
> +typedef struct IPMIBmcClass {
> + DeviceClass parent;
> +
> + /* Called when the system resets to report to the bmc. */
> + void (*handle_reset)(struct IPMIBmc *s);
> +
> + /*
> + * Handle a command to the bmc.
> + */
> + void (*handle_command)(struct IPMIBmc *s,
> + uint8_t *cmd, unsigned int cmd_len,
> + unsigned int max_cmd_len,
> + uint8_t msg_id);
> +} IPMIBmcClass;
> +
> +/*
> + * Add a link property to obj that points to a BMC.
> + */
> +void ipmi_bmc_find_and_link(Object *obj, Object **bmc);
> +
> +#ifdef IPMI_DEBUG
> +#define ipmi_debug(fs, ...) \
> + fprintf(stderr, "IPMI (%s): " fs, __func__, ##__VA_ARGS__)
> +#else
> +#define ipmi_debug(fs, ...)
> +#endif
> +
> +#endif
> diff --git a/qemu-doc.texi b/qemu-doc.texi
> index 460ab71..3c82d30 100644
> --- a/qemu-doc.texi
> +++ b/qemu-doc.texi
> @@ -195,6 +195,8 @@ PCI and ISA network adapters
> @item
> Serial ports
> @item
> +IPMI BMC, either and internal or external one
> +@item
> Creative SoundBlaster 16 sound card
> @item
> ENSONIQ AudioPCI ES1370 sound card
> --
> 1.8.3.1
>
>
