summaryrefslogtreecommitdiff
path: root/util/ipmibmc.c
diff options
context:
space:
mode:
Diffstat (limited to 'util/ipmibmc.c')
-rw-r--r--util/ipmibmc.c231
1 files changed, 231 insertions, 0 deletions
diff --git a/util/ipmibmc.c b/util/ipmibmc.c
new file mode 100644
index 0000000..e895338
--- /dev/null
+++ b/util/ipmibmc.c
@@ -0,0 +1,231 @@
+/*M*
+// $Workfile: ipmibmc.c $
+// $Revision: 1.0 $
+// $Modtime: 12 Nov 2008 15:20:14 $
+// $Author: arcress at users.sourceforge.net $
+//
+// This implements support for the /dev/bmc interface from
+// the Solaris 10 IPMI driver.
+//
+// 11/12/08 ARC - created
+ *M*/
+/*----------------------------------------------------------------------*
+The BSD License
+
+Copyright (c) 2008, Intel Corporation
+Copyright (c) 2009 Kontron America, Inc.
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ a.. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ b.. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+ c.. Neither the name of Intel Corporation nor the names of its contributors
+ may be used to endorse or promote products derived from this software
+ without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *----------------------------------------------------------------------*/
+
+#ifdef SOLARIS
+#include <stdio.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/ioctl.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+#include <sys/stropts.h>
+#include <stddef.h>
+#include <stropts.h>
+#include <iso/stdlib_iso.h>
+
+#include "ipmicmd.h" /* for uchar, NCMDS */
+
+#define MAX_SEND_SIZE 34
+#define MAX_RECV_SIZE 33
+#define MIN_RQ_SIZE 2
+#define MIN_RS_SIZE 3
+#define MAX_BUF_SIZE 256
+#define MSG_BUF_SIZE 1024
+
+// #define IOCTL_IPMI_KCS_ACTION 0x01
+// #define IOCTL_IPMI_INTERFACE_METHOD 0x02
+#define BMC_MSG_REQ 1
+#define BMC_MSG_RSP 2
+#define BMC_MSG_ERR 3
+
+extern ipmi_cmd_t ipmi_cmds[NCMDS];
+static int ipmi_fd = -1;
+
+typedef struct bmc_rq {
+ uchar netfn;
+ uchar lun;
+ uchar cmd;
+ uchar dlen;
+ uchar data[MAX_SEND_SIZE];
+} bmc_rq_t;
+
+typedef struct bmc_rs {
+ uchar netfn;
+ uchar lun;
+ uchar cmd;
+ uchar ccode;
+ uchar dlen;
+ uchar data[MAX_RECV_SIZE];
+} bmc_rs_t;
+
+typedef struct bmc_ioctl_t {
+ bmc_rq_t req;
+ bmc_rs_t rsp;
+} bmc_ioctl_t;
+
+typedef struct bmc_msg {
+ uchar m_type; /* Message type (1=req, 2=resp, 3=error)*/
+ uint32 m_id; /* Message ID */
+ uchar reserved[32];
+ uchar msg[1]; /* Variable length message data */
+} bmc_msg_t;
+
+
+int ipmi_open_bmc(char fdebugcmd)
+{
+ int rc = -1;
+ char *pdev;
+
+ if (ipmi_fd != -1) return(0);
+ pdev = "/dev/bmc";
+ ipmi_fd = open(pdev, O_RDWR);
+ if (ipmi_fd == -1) {
+ if (fdebugcmd) printf("ipmi_open_bmc: cannot open %s, errno=%d\n",pdev,errno);
+ return(rc);
+ }
+
+ /* dont bother to check for ioctl method, just use putmsg method */
+
+ rc = 0;
+ if (fdebugcmd) printf("ipmi_open_bmc: successfully opened bmc\n");
+ return(rc);
+}
+
+int ipmi_close_bmc(void)
+{
+ int rc = 0;
+ if (ipmi_fd != -1) {
+ close(ipmi_fd);
+ ipmi_fd = -1;
+ }
+ return(rc);
+}
+
+int ipmi_cmdraw_bmc( uchar cmd, uchar netfn, uchar lun, uchar sa, uchar bus,
+ uchar *pdata, int sdata, uchar *presp, int *sresp,
+ uchar *pcc, char fdebugcmd)
+{
+ int rv = -1;
+ static uint32 msg_seq = 0;
+ int flags = 0;
+ struct strbuf sendbuf;
+ struct strbuf recvbuf;
+ bmc_msg_t *msg;
+ bmc_rq_t *rq;
+ bmc_rs_t *rs;
+ int sz, i;
+
+ if (sdata > MAX_SEND_SIZE) i = sdata - MAX_SEND_SIZE;
+ else i = 0;
+ sz = (sizeof(bmc_msg_t) - 1) + sizeof(bmc_rq_t) + i;
+ msg = malloc(sz);
+ if (msg == NULL) return(rv);
+ rq = (bmc_rq_t *)&msg->msg[0];
+
+ msg->m_type = BMC_MSG_REQ;
+ msg->m_id = msg_seq++;
+ rq->netfn = netfn;
+ rq->lun = lun;
+ rq->cmd = cmd;
+ rq->dlen = sdata;
+ memcpy(rq->data, pdata, sdata);
+ sendbuf.len = sz;
+ sendbuf.buf = (uchar *)msg;
+ if (fdebugcmd) {
+ dump_buf("ipmi_cmdraw_bmc sendbuf",sendbuf.buf,sendbuf.len,0);
+ }
+
+ rv = putmsg(ipmi_fd, NULL, &sendbuf, 0);
+ if (rv < 0) {
+ perror("BMC putmsg: ");
+ free(msg);
+ return(rv);
+ }
+ free(msg);
+
+ recvbuf.buf = malloc(MSG_BUF_SIZE);
+ recvbuf.maxlen = MSG_BUF_SIZE;
+ rv = getmsg(ipmi_fd, NULL, &recvbuf, &flags);
+ if (rv < 0) {
+ perror("BMC getmsg: ");
+ free(recvbuf.buf);
+ return(rv);
+ }
+
+ msg = (bmc_msg_t *)recvbuf.buf;
+ if (fdebugcmd) {
+ dump_buf("ipmi_cmdraw_bmc recvbuf",recvbuf.buf,recvbuf.len,0);
+ }
+ switch (msg->m_type) {
+ case BMC_MSG_RSP:
+ rs = (bmc_rs_t *)&msg->msg[0];
+ *pcc = rs->ccode;
+ i = rs->dlen;
+ if (i < 0) i = 0;
+ *sresp = i;
+ if (*pcc == 0 && i > 0)
+ memcpy(presp,rs->data,i);
+ rv = 0;
+ break;
+ case BMC_MSG_ERR:
+ default:
+ rv = msg->msg[0];
+ printf("ipmi_cmdraw_bmc: %s\n", strerror(rv));
+ break;
+ }
+ free(recvbuf.buf);
+
+ return(rv);
+}
+
+int ipmi_cmd_bmc(ushort cmd, uchar *pdata, int sdata, uchar *presp,
+ int *sresp, uchar *pcc, char fdebugcmd)
+{
+ int rc, i;
+
+ for (i = 0; i < NCMDS; i++) {
+ if (ipmi_cmds[i].cmdtyp == cmd) break;
+ }
+ if (i >= NCMDS) {
+ printf("ipmi_cmd_bmc: Unknown command %x\n",cmd);
+ return(-1);
+ }
+ if (cmd >= CMDMASK) cmd = cmd & CMDMASK; /* unmask it */
+ rc = ipmi_cmdraw_bmc(cmd, ipmi_cmds[i].netfn, ipmi_cmds[i].lun,
+ ipmi_cmds[i].sa, ipmi_cmds[i].bus,
+ pdata,sdata,presp,sresp,pcc,fdebugcmd);
+ return(rc);
+}
+#endif
+/* end of ipmibmc.c */
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-12 04:19:32 +0000