138 lines
3.8 KiB
C
138 lines
3.8 KiB
C
/*
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* QEMU IPMI emulation
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*
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* Copyright (c) 2015 Corey Minyard, MontaVista Software, LLC
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "qemu/osdep.h"
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#include "hw/hw.h"
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#include "hw/ipmi/ipmi.h"
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#include "sysemu/sysemu.h"
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#include "qmp-commands.h"
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#include "qom/object_interfaces.h"
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#include "qapi/visitor.h"
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static uint32_t ipmi_current_uuid = 1;
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uint32_t ipmi_next_uuid(void)
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{
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return ipmi_current_uuid++;
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}
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static int ipmi_do_hw_op(IPMIInterface *s, enum ipmi_op op, int checkonly)
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{
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switch (op) {
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case IPMI_RESET_CHASSIS:
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if (checkonly) {
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return 0;
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}
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qemu_system_reset_request();
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return 0;
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case IPMI_POWEROFF_CHASSIS:
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if (checkonly) {
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return 0;
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}
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qemu_system_shutdown_request();
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return 0;
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case IPMI_SEND_NMI:
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if (checkonly) {
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return 0;
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}
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qmp_inject_nmi(NULL);
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return 0;
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case IPMI_SHUTDOWN_VIA_ACPI_OVERTEMP:
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if (checkonly) {
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return 0;
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}
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qemu_system_powerdown_request();
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return 0;
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case IPMI_POWERCYCLE_CHASSIS:
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case IPMI_PULSE_DIAG_IRQ:
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case IPMI_POWERON_CHASSIS:
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default:
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return IPMI_CC_COMMAND_NOT_SUPPORTED;
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}
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}
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static void ipmi_interface_class_init(ObjectClass *class, void *data)
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{
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IPMIInterfaceClass *ik = IPMI_INTERFACE_CLASS(class);
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ik->do_hw_op = ipmi_do_hw_op;
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}
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static TypeInfo ipmi_interface_type_info = {
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.name = TYPE_IPMI_INTERFACE,
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.parent = TYPE_INTERFACE,
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.class_size = sizeof(IPMIInterfaceClass),
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.class_init = ipmi_interface_class_init,
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};
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static void isa_ipmi_bmc_check(Object *obj, const char *name,
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Object *val, Error **errp)
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{
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IPMIBmc *bmc = IPMI_BMC(val);
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if (bmc->intf)
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error_setg(errp, "BMC object is already in use");
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}
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void ipmi_bmc_find_and_link(Object *obj, Object **bmc)
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{
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object_property_add_link(obj, "bmc", TYPE_IPMI_BMC, bmc,
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isa_ipmi_bmc_check,
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OBJ_PROP_LINK_UNREF_ON_RELEASE,
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&error_abort);
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}
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static Property ipmi_bmc_properties[] = {
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DEFINE_PROP_UINT8("slave_addr", IPMIBmc, slave_addr, 0x20),
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DEFINE_PROP_END_OF_LIST(),
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};
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static void bmc_class_init(ObjectClass *oc, void *data)
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{
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DeviceClass *dc = DEVICE_CLASS(oc);
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dc->props = ipmi_bmc_properties;
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}
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static TypeInfo ipmi_bmc_type_info = {
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.name = TYPE_IPMI_BMC,
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.parent = TYPE_DEVICE,
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.instance_size = sizeof(IPMIBmc),
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.abstract = true,
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.class_size = sizeof(IPMIBmcClass),
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.class_init = bmc_class_init,
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};
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static void ipmi_register_types(void)
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{
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type_register_static(&ipmi_interface_type_info);
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type_register_static(&ipmi_bmc_type_info);
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}
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type_init(ipmi_register_types)
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