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/* IBM_PROLOG_BEGIN_TAG */
/* This is an automatically generated prolog. */
/* */
/* $Source: src/usr/ipmi/runtime/rt_ipmirp.C $ */
/* */
/* OpenPOWER HostBoot Project */
/* */
/* Contributors Listed Below - COPYRIGHT 2015 */
/* [+] International Business Machines Corp. */
/* */
/* */
/* Licensed under the Apache License, Version 2.0 (the "License"); */
/* you may not use this file except in compliance with the License. */
/* You may obtain a copy of the License at */
/* */
/* http://www.apache.org/licenses/LICENSE-2.0 */
/* */
/* Unless required by applicable law or agreed to in writing, software */
/* distributed under the License is distributed on an "AS IS" BASIS, */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or */
/* implied. See the License for the specific language governing */
/* permissions and limitations under the License. */
/* */
/* IBM_PROLOG_END_TAG */
/**
* @file rt_ipmirp.C
* @brief IPMI resource provider definition for runtime
*/
#include "../ipmirp.H"
#include "../ipmiconfig.H"
#include "../ipmidd.H"
#include <ipmi/ipmi_reasoncodes.H>
#include <ipmi/ipmiif.H>
#include <config.h>
#include <sys/task.h>
#include <initservice/taskargs.H>
#include <initservice/initserviceif.H>
#include <sys/vfs.h>
#include <targeting/common/commontargeting.H>
#include <kernel/ipc.H>
#include <arch/ppc.H>
#include <errl/errlmanager.H>
#include <sys/time.h>
#include <sys/misc.h>
#include <errno.h>
#include <runtime/interface.h>
trace_desc_t * g_trac_ipmi;
TRAC_INIT(&g_trac_ipmi, IPMI_COMP_NAME, 6*KILOBYTE, TRACE::BUFFER_SLOW);
#define IPMI_TRAC(printf_string,args...) \
TRACFCOMP(g_trac_ipmi,"rt: "printf_string,##args)
namespace IPMI
{
static size_t g_max_buffer = 0;
size_t max_buffer(void)
{
if (g_max_buffer == 0)
{
TARGETING::Target * sys = NULL;
TARGETING::targetService().getTopLevelTarget( sys );
if (sys)
{
g_max_buffer = sys->getAttr
<TARGETING::ATTR_IPMI_MAX_BUFFER_SIZE>();
IPMI_TRAC( INFO_MRK"getAttr(IPMI_MAX_BUFFER_SIZE) = %d",
g_max_buffer);
}
else
{
IPMI_TRAC( ERR_MRK"IPMI_MAX_BUFFER_SIZE not available" );
}
}
return g_max_buffer;
}
///
/// @brief Synchronus message send
///
errlHndl_t sendrecv(const IPMI::command_t& i_cmd,
IPMI::completion_code& o_completion_code,
size_t& io_len, uint8_t*& io_data)
{
errlHndl_t err = NULL;
int rc = 0;
// if the buffer is too large this is a programming error.
assert(io_len <= max_buffer());
uint8_t netfn = i_cmd.first >> 2; //remove embedded LUN
IPMI_TRAC("calling sync %x:%x len=%d",
netfn, i_cmd.second, io_len);
if(g_hostInterfaces && g_hostInterfaces->ipmi_msg)
{
size_t l_len = max_buffer(); // max size the BMC can return
uint8_t *l_data = new uint8_t[l_len];
rc = g_hostInterfaces->ipmi_msg(
netfn, i_cmd.second,
io_data, io_len,
l_data, &l_len);
if(rc)
{
IPMI_TRAC(ERR_MRK
"Failed sending ipmi msg (%x:%x) to bmc rc: %d. ",
i_cmd.first, i_cmd.second, rc);
/* @errorlog tag
* @errortype ERRL_SEV_UNRECOVERABLE
* @moduleid IPMI::MOD_IPMIRT
* @reasoncode IPMI::RC_INVALID_SENDRECV
* @userdata1[0:31] rc from ipmi_msg()
* @userdata1[32:46] netfn of failing msg
* @userdata1[47:63] cmd of failing msg
* @userdata2 length of failing msg
* @devdesc ipmi_msg() failed
* @custdesc Firmware error
*/
err = new ERRORLOG::ErrlEntry(
ERRORLOG::ERRL_SEV_UNRECOVERABLE,
IPMI::MOD_IPMIRT,
IPMI::RC_INVALID_SENDRECV,
TWO_UINT32_TO_UINT64(rc,
TWO_UINT16_TO_UINT32(netfn, i_cmd.second)),
io_len,
true);
err->collectTrace(IPMI_COMP_NAME);
delete[] io_data;
io_data = NULL;
io_len = 0;
}
else
{
// clean up the memory for the caller
o_completion_code =
static_cast<IPMI::completion_code>(l_data[0]);
// now need to create the buffer to return
io_len = l_len - 1; // get rid of the completion_code
delete[] io_data;
io_data = new uint8_t[io_len];
memcpy(io_data, &l_data[1], io_len); // data after CC
}
delete[] l_data;
}
else
{
IPMI_TRAC(ERR_MRK
"Host interfaces not initialized; ipmi msg not sent. ");
}
return err;
} // sendrecv
};
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