94 lines
2.3 KiB
C
94 lines
2.3 KiB
C
/* Copyright 2013-2014 IBM Corp.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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* implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <skiboot.h>
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#include <stdlib.h>
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#include <ipmi.h>
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#include <opal.h>
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#include <timebase.h>
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static void ipmi_chassis_control_complete(struct ipmi_msg *msg)
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{
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uint8_t request = msg->data[0];
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uint8_t cc = msg->cc;
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ipmi_free_msg(msg);
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if (cc == IPMI_CC_NO_ERROR)
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return;
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prlog(PR_INFO, "IPMI: Chassis control request failed. "
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"request=0x%02x, rc=0x%02x\n", request, cc);
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if (ipmi_chassis_control(request)) {
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prlog(PR_INFO, "IPMI: Failed to resend chassis control "
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"request [0x%02x]\n", request);
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}
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}
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int ipmi_chassis_control(uint8_t request)
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{
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struct ipmi_msg *msg;
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if (!ipmi_present())
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return OPAL_CLOSED;
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if (request > IPMI_CHASSIS_SOFT_SHUTDOWN)
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return OPAL_PARAMETER;
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msg = ipmi_mkmsg(IPMI_DEFAULT_INTERFACE, IPMI_CHASSIS_CONTROL,
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ipmi_chassis_control_complete, NULL,
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&request, sizeof(request), 0);
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if (!msg)
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return OPAL_HARDWARE;
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/* Set msg->error callback function */
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msg->error = ipmi_chassis_control_complete;
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prlog(PR_INFO, "IPMI: sending chassis control request 0x%02x\n",
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request);
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return ipmi_queue_msg(msg);
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}
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int ipmi_set_power_state(uint8_t system, uint8_t device)
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{
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struct ipmi_msg *msg;
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struct {
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uint8_t system;
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uint8_t device;
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} power_state;
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if (!ipmi_present())
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return OPAL_CLOSED;
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power_state.system = system;
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power_state.device = device;
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if (system != IPMI_PWR_NOCHANGE)
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power_state.system |= 0x80;
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if (device != IPMI_PWR_NOCHANGE)
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power_state.device |= 0x80;
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msg = ipmi_mkmsg_simple(IPMI_SET_POWER_STATE, &power_state,
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sizeof(power_state));
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if (!msg)
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return OPAL_HARDWARE;
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prlog(PR_INFO, "IPMI: setting power state: sys %02x, dev %02x\n",
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power_state.system, power_state.device);
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return ipmi_queue_msg(msg);
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}
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