aboutsummaryrefslogtreecommitdiffstats
path: root/include/hw/ipmi
diff options
context:
space:
mode:
Diffstat (limited to 'include/hw/ipmi')
-rw-r--r--include/hw/ipmi/ipmi.h305
-rw-r--r--include/hw/ipmi/ipmi_bt.h73
-rw-r--r--include/hw/ipmi/ipmi_kcs.h76
3 files changed, 454 insertions, 0 deletions
diff --git a/include/hw/ipmi/ipmi.h b/include/hw/ipmi/ipmi.h
new file mode 100644
index 000000000..77a7213ed
--- /dev/null
+++ b/include/hw/ipmi/ipmi.h
@@ -0,0 +1,305 @@
+/*
+ * 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 "hw/qdev-core.h"
+#include "qom/object.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_CC_UNSPECIFIED 0xff
+
+#define IPMI_NETFN_APP 0x06
+#define IPMI_NETFN_OEM 0x3a
+
+#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
+
+/*
+ * 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-"
+
+/*
+ * 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)
+typedef struct IPMIInterfaceClass IPMIInterfaceClass;
+DECLARE_CLASS_CHECKERS(IPMIInterfaceClass, IPMI_INTERFACE,
+ TYPE_IPMI_INTERFACE)
+
+typedef struct IPMIInterface IPMIInterface;
+
+struct IPMIInterfaceClass {
+ InterfaceClass parent;
+
+ /*
+ * min_size is the requested I/O size and must be a power of 2.
+ * This is so PCI (or other busses) can request a bigger range.
+ * Use 0 for the default.
+ */
+ void (*init)(struct IPMIInterface *s, unsigned int min_size, 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);
+
+ /*
+ * Return the firmware info for a device.
+ */
+ void (*get_fwinfo)(struct IPMIInterface *s, IPMIFwInfo *info);
+};
+
+/*
+ * Define a BMC simulator (or perhaps a connection to a real BMC)
+ */
+#define TYPE_IPMI_BMC "ipmi-bmc"
+OBJECT_DECLARE_TYPE(IPMIBmc, IPMIBmcClass,
+ IPMI_BMC)
+
+struct IPMIBmc {
+ DeviceState parent;
+
+ uint8_t slave_addr;
+
+ IPMIInterface *intf;
+};
+
+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);
+};
+
+/*
+ * 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
+
+struct ipmi_sdr_header {
+ uint8_t rec_id[2];
+ uint8_t sdr_version; /* 0x51 */
+ uint8_t rec_type;
+ uint8_t rec_length;
+};
+#define IPMI_SDR_HEADER_SIZE sizeof(struct ipmi_sdr_header)
+
+#define ipmi_sdr_recid(sdr) ((sdr)->rec_id[0] | ((sdr)->rec_id[1] << 8))
+#define ipmi_sdr_length(sdr) ((sdr)->rec_length + IPMI_SDR_HEADER_SIZE)
+
+/*
+ * 43.2 SDR Type 02h. Compact Sensor Record
+ */
+#define IPMI_SDR_COMPACT_TYPE 2
+
+struct ipmi_sdr_compact {
+ struct ipmi_sdr_header header;
+
+ uint8_t sensor_owner_id;
+ uint8_t sensor_owner_lun;
+ uint8_t sensor_owner_number; /* byte 8 */
+ uint8_t entity_id;
+ uint8_t entity_instance;
+ uint8_t sensor_init;
+ uint8_t sensor_caps;
+ uint8_t sensor_type;
+ uint8_t reading_type;
+ uint8_t assert_mask[2]; /* byte 16 */
+ uint8_t deassert_mask[2];
+ uint8_t discrete_mask[2];
+ uint8_t sensor_unit1;
+ uint8_t sensor_unit2;
+ uint8_t sensor_unit3;
+ uint8_t sensor_direction[2]; /* byte 24 */
+ uint8_t positive_threshold;
+ uint8_t negative_threshold;
+ uint8_t reserved[3];
+ uint8_t oem;
+ uint8_t id_str_len; /* byte 32 */
+ uint8_t id_string[16];
+};
+
+typedef uint8_t ipmi_sdr_compact_buffer[sizeof(struct ipmi_sdr_compact)];
+
+int ipmi_bmc_sdr_find(IPMIBmc *b, uint16_t recid,
+ const struct ipmi_sdr_compact **sdr, uint16_t *nextrec);
+void ipmi_bmc_gen_event(IPMIBmc *b, uint8_t *evt, bool log);
+
+#define TYPE_IPMI_BMC_SIMULATOR "ipmi-bmc-sim"
+OBJECT_DECLARE_SIMPLE_TYPE(IPMIBmcSim, IPMI_BMC_SIMULATOR)
+
+
+typedef struct RspBuffer {
+ uint8_t buffer[MAX_IPMI_MSG_SIZE];
+ unsigned int len;
+} RspBuffer;
+
+static inline void rsp_buffer_set_error(RspBuffer *rsp, uint8_t byte)
+{
+ rsp->buffer[2] = byte;
+}
+
+/* Add a byte to the response. */
+static inline void rsp_buffer_push(RspBuffer *rsp, uint8_t byte)
+{
+ if (rsp->len >= sizeof(rsp->buffer)) {
+ rsp_buffer_set_error(rsp, IPMI_CC_REQUEST_DATA_TRUNCATED);
+ return;
+ }
+ rsp->buffer[rsp->len++] = byte;
+}
+
+typedef struct IPMICmdHandler {
+ void (*cmd_handler)(IPMIBmcSim *s,
+ uint8_t *cmd, unsigned int cmd_len,
+ RspBuffer *rsp);
+ unsigned int cmd_len_min;
+} IPMICmdHandler;
+
+typedef struct IPMINetfn {
+ unsigned int cmd_nums;
+ const IPMICmdHandler *cmd_handlers;
+} IPMINetfn;
+
+int ipmi_sim_register_netfn(IPMIBmcSim *s, unsigned int netfn,
+ const IPMINetfn *netfnd);
+
+#endif
diff --git a/include/hw/ipmi/ipmi_bt.h b/include/hw/ipmi/ipmi_bt.h
new file mode 100644
index 000000000..8a4316ea7
--- /dev/null
+++ b/include/hw/ipmi/ipmi_bt.h
@@ -0,0 +1,73 @@
+/*
+ * QEMU IPMI BT 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.
+ */
+
+#ifndef HW_IPMI_BT_H
+#define HW_IPMI_BT_H
+
+#include "hw/ipmi/ipmi.h"
+
+typedef struct IPMIBT {
+ IPMIBmc *bmc;
+
+ bool do_wake;
+
+ bool obf_irq_set;
+ bool atn_irq_set;
+ bool irqs_enabled;
+
+ uint8_t outmsg[MAX_IPMI_MSG_SIZE];
+ uint32_t outpos;
+ uint32_t outlen;
+
+ uint8_t inmsg[MAX_IPMI_MSG_SIZE];
+ uint32_t inlen;
+
+ uint8_t control_reg;
+ uint8_t mask_reg;
+
+ /*
+ * This is a response number that we send with the command to make
+ * sure that the response matches the command.
+ */
+ uint8_t waiting_rsp;
+ uint8_t waiting_seq;
+
+ uint32_t io_base;
+ unsigned long io_length;
+ MemoryRegion io;
+ unsigned long size_mask;
+
+ void (*raise_irq)(struct IPMIBT *ib);
+ void (*lower_irq)(struct IPMIBT *ib);
+ void *opaque;
+
+ bool use_irq;
+} IPMIBT;
+
+void ipmi_bt_get_fwinfo(IPMIBT *ik, IPMIFwInfo *info);
+void ipmi_bt_class_init(IPMIInterfaceClass *iic);
+extern const VMStateDescription vmstate_IPMIBT;
+int ipmi_bt_vmstate_post_load(void *opaque, int version);
+
+#endif /* HW_IPMI_BT_H */
diff --git a/include/hw/ipmi/ipmi_kcs.h b/include/hw/ipmi/ipmi_kcs.h
new file mode 100644
index 000000000..6e6ef4c53
--- /dev/null
+++ b/include/hw/ipmi/ipmi_kcs.h
@@ -0,0 +1,76 @@
+/*
+ * QEMU IPMI KCS emulation
+ *
+ * Copyright (c) 2015,2017 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_KCS_H
+#define HW_IPMI_KCS_H
+
+#include "hw/ipmi/ipmi.h"
+
+typedef struct IPMIKCS {
+ IPMIBmc *bmc;
+
+ bool do_wake;
+
+ bool obf_irq_set;
+ bool atn_irq_set;
+ bool irqs_enabled;
+
+ uint8_t outmsg[MAX_IPMI_MSG_SIZE];
+ uint32_t outpos;
+ uint32_t outlen;
+
+ uint8_t inmsg[MAX_IPMI_MSG_SIZE];
+ uint32_t inlen;
+ bool write_end;
+
+ uint8_t status_reg;
+ uint8_t data_out_reg;
+
+ int16_t data_in_reg; /* -1 means not written */
+ int16_t cmd_reg;
+
+ /*
+ * This is a response number that we send with the command to make
+ * sure that the response matches the command.
+ */
+ uint8_t waiting_rsp;
+
+ uint32_t io_base;
+ unsigned long io_length;
+ MemoryRegion io;
+ unsigned long size_mask;
+
+ void (*raise_irq)(struct IPMIKCS *ik);
+ void (*lower_irq)(struct IPMIKCS *ik);
+ void *opaque;
+
+ bool use_irq;
+} IPMIKCS;
+
+void ipmi_kcs_get_fwinfo(IPMIKCS *ik, IPMIFwInfo *info);
+void ipmi_kcs_class_init(IPMIInterfaceClass *iic);
+extern const VMStateDescription vmstate_IPMIKCS;
+int ipmi_kcs_vmstate_post_load(void *opaque, int version);
+
+#endif /* HW_IPMI_KCS_H */