Merge remote-tracking branch 'qemu/master'
[qemu/ar7.git] / hw / ipmi / ipmi.c
blob6adec1e990b101d1cf44e62d2d78f37ba0a11a50
1 /*
2 * QEMU IPMI emulation
4 * Copyright (c) 2015 Corey Minyard, MontaVista Software, LLC
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
25 #include "qemu/osdep.h"
26 #include "hw/hw.h"
27 #include "hw/ipmi/ipmi.h"
28 #include "sysemu/sysemu.h"
29 #include "qmp-commands.h"
30 #include "qom/object_interfaces.h"
31 #include "qapi/visitor.h"
33 static int ipmi_do_hw_op(IPMIInterface *s, enum ipmi_op op, int checkonly)
35 switch (op) {
36 case IPMI_RESET_CHASSIS:
37 if (checkonly) {
38 return 0;
40 qemu_system_reset_request();
41 return 0;
43 case IPMI_POWEROFF_CHASSIS:
44 if (checkonly) {
45 return 0;
47 qemu_system_powerdown_request();
48 return 0;
50 case IPMI_SEND_NMI:
51 if (checkonly) {
52 return 0;
54 qmp_inject_nmi(NULL);
55 return 0;
57 case IPMI_POWERCYCLE_CHASSIS:
58 case IPMI_PULSE_DIAG_IRQ:
59 case IPMI_SHUTDOWN_VIA_ACPI_OVERTEMP:
60 case IPMI_POWERON_CHASSIS:
61 default:
62 return IPMI_CC_COMMAND_NOT_SUPPORTED;
66 static void ipmi_interface_class_init(ObjectClass *class, void *data)
68 IPMIInterfaceClass *ik = IPMI_INTERFACE_CLASS(class);
70 ik->do_hw_op = ipmi_do_hw_op;
73 static TypeInfo ipmi_interface_type_info = {
74 .name = TYPE_IPMI_INTERFACE,
75 .parent = TYPE_INTERFACE,
76 .class_size = sizeof(IPMIInterfaceClass),
77 .class_init = ipmi_interface_class_init,
80 static void isa_ipmi_bmc_check(Object *obj, const char *name,
81 Object *val, Error **errp)
83 IPMIBmc *bmc = IPMI_BMC(val);
85 if (bmc->intf)
86 error_setg(errp, "BMC object is already in use");
89 void ipmi_bmc_find_and_link(Object *obj, Object **bmc)
91 object_property_add_link(obj, "bmc", TYPE_IPMI_BMC, bmc,
92 isa_ipmi_bmc_check,
93 OBJ_PROP_LINK_UNREF_ON_RELEASE,
94 &error_abort);
97 static Property ipmi_bmc_properties[] = {
98 DEFINE_PROP_UINT8("slave_addr", IPMIBmc, slave_addr, 0x20),
99 DEFINE_PROP_END_OF_LIST(),
102 static void bmc_class_init(ObjectClass *oc, void *data)
104 DeviceClass *dc = DEVICE_CLASS(oc);
106 dc->props = ipmi_bmc_properties;
109 static TypeInfo ipmi_bmc_type_info = {
110 .name = TYPE_IPMI_BMC,
111 .parent = TYPE_DEVICE,
112 .instance_size = sizeof(IPMIBmc),
113 .abstract = true,
114 .class_size = sizeof(IPMIBmcClass),
115 .class_init = bmc_class_init,
118 static void ipmi_register_types(void)
120 type_register_static(&ipmi_interface_type_info);
121 type_register_static(&ipmi_bmc_type_info);
124 type_init(ipmi_register_types)
126 static IPMIFwInfo *ipmi_fw_info;
127 static unsigned int ipmi_fw_info_len;
129 static uint32_t current_uuid = 1;
131 void ipmi_add_fwinfo(IPMIFwInfo *info, Error **errp)
133 info->uuid = current_uuid++;
134 ipmi_fw_info = g_realloc(ipmi_fw_info,
135 sizeof(*ipmi_fw_info) * (ipmi_fw_info_len + 1));
136 ipmi_fw_info[ipmi_fw_info_len] = *info;
139 IPMIFwInfo *ipmi_first_fwinfo(void)
141 return ipmi_fw_info;
144 IPMIFwInfo *ipmi_next_fwinfo(IPMIFwInfo *current)
146 current++;
147 if (current >= &ipmi_fw_info[ipmi_fw_info_len]) {
148 return NULL;
150 return current;