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https://github.com/xemu-project/xemu.git
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6af94767da
The wrong logic was used for detection (so it wouldn't work at all) and the wrong interface was used to inject the NMI if the detection logic was correct. Signed-off-by: Corey Minyard <cminyard@mvista.com> Reviewed-by: Cédric Le Goater <clg@kaod.org>
140 lines
3.9 KiB
C
140 lines
3.9 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/ipmi/ipmi.h"
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#include "hw/qdev-properties.h"
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#include "qom/object_interfaces.h"
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#include "sysemu/runstate.h"
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#include "qapi/error.h"
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#include "qemu/module.h"
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#include "hw/nmi.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(SHUTDOWN_CAUSE_GUEST_RESET);
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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(SHUTDOWN_CAUSE_GUEST_SHUTDOWN);
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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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/* We don't care what CPU we use. */
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nmi_monitor_handle(0, 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(const 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_STRONG,
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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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