123e9340bSZdenek Styblik /*
223e9340bSZdenek Styblik * Copyright (c) 2012 Pigeon Point Systems. All Rights Reserved.
323e9340bSZdenek Styblik *
423e9340bSZdenek Styblik * Redistribution and use in source and binary forms, with or without
523e9340bSZdenek Styblik * modification, are permitted provided that the following conditions
623e9340bSZdenek Styblik * are met:
723e9340bSZdenek Styblik *
823e9340bSZdenek Styblik * Redistribution of source code must retain the above copyright
923e9340bSZdenek Styblik * notice, this list of conditions and the following disclaimer.
1023e9340bSZdenek Styblik *
1123e9340bSZdenek Styblik * Redistribution in binary form must reproduce the above copyright
1223e9340bSZdenek Styblik * notice, this list of conditions and the following disclaimer in the
1323e9340bSZdenek Styblik * documentation and/or other materials provided with the distribution.
1423e9340bSZdenek Styblik *
1523e9340bSZdenek Styblik * Neither the name of Pigeon Point Systems nor the names of
1623e9340bSZdenek Styblik * contributors may be used to endorse or promote products derived
1723e9340bSZdenek Styblik * from this software without specific prior written permission.
1823e9340bSZdenek Styblik *
1923e9340bSZdenek Styblik * This software is provided "AS IS," without a warranty of any kind.
2023e9340bSZdenek Styblik * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES,
2123e9340bSZdenek Styblik * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A
2223e9340bSZdenek Styblik * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED.
2323e9340bSZdenek Styblik * PIGEON POINT SYSTEMS ("PPS") AND ITS LICENSORS SHALL NOT BE LIABLE
2423e9340bSZdenek Styblik * FOR ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING
2523e9340bSZdenek Styblik * OR DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL
2623e9340bSZdenek Styblik * PPS OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA,
2723e9340bSZdenek Styblik * OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR
2823e9340bSZdenek Styblik * PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF
2923e9340bSZdenek Styblik * LIABILITY, ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE,
3023e9340bSZdenek Styblik * EVEN IF PPS HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
3123e9340bSZdenek Styblik */
3223e9340bSZdenek Styblik
339372d2e3SJim Mankovich #include <ipmitool/bswap.h>
3423e9340bSZdenek Styblik #include <ipmitool/hpm2.h>
3523e9340bSZdenek Styblik #include <ipmitool/ipmi_intf.h>
3623e9340bSZdenek Styblik #include <ipmitool/log.h>
372c7526beSAnton Blanchard #include <ipmitool/bswap.h>
3823e9340bSZdenek Styblik
3923e9340bSZdenek Styblik #if HAVE_PRAGMA_PACK
4023e9340bSZdenek Styblik # pragma pack(push, 1)
4123e9340bSZdenek Styblik #endif
4223e9340bSZdenek Styblik
4323e9340bSZdenek Styblik /* HPM.x Get Capabilities request */
4423e9340bSZdenek Styblik struct hpmx_cmd_get_capabilities_rq {
4523e9340bSZdenek Styblik uint8_t picmg_id;
4623e9340bSZdenek Styblik uint8_t hpmx_id;
4723e9340bSZdenek Styblik } ATTRIBUTE_PACKING;
4823e9340bSZdenek Styblik
4923e9340bSZdenek Styblik /* HPM.2 Get Capabilities response */
5023e9340bSZdenek Styblik struct hpm2_cmd_get_capabilities_rp {
5123e9340bSZdenek Styblik uint8_t picmg_id;
5223e9340bSZdenek Styblik struct hpm2_lan_attach_capabilities caps;
5323e9340bSZdenek Styblik } ATTRIBUTE_PACKING;
5423e9340bSZdenek Styblik
5523e9340bSZdenek Styblik #if HAVE_PRAGMA_PACK
5623e9340bSZdenek Styblik # pragma pack(pop)
5723e9340bSZdenek Styblik #endif
5823e9340bSZdenek Styblik
5923e9340bSZdenek Styblik /* IPMI Get LAN Configuration Parameters command */
6023e9340bSZdenek Styblik #define IPMI_LAN_GET_CONFIG 0x02
6123e9340bSZdenek Styblik
hpm2_get_capabilities(struct ipmi_intf * intf,struct hpm2_lan_attach_capabilities * caps)6223e9340bSZdenek Styblik int hpm2_get_capabilities(struct ipmi_intf * intf,
6323e9340bSZdenek Styblik struct hpm2_lan_attach_capabilities * caps)
6423e9340bSZdenek Styblik {
6523e9340bSZdenek Styblik struct ipmi_rq req;
6623e9340bSZdenek Styblik struct ipmi_rs * rsp;
6723e9340bSZdenek Styblik struct hpmx_cmd_get_capabilities_rq rq;
6823e9340bSZdenek Styblik
6923e9340bSZdenek Styblik /* reset result */
7023e9340bSZdenek Styblik memset(caps, 0, sizeof(struct hpm2_lan_attach_capabilities));
7123e9340bSZdenek Styblik
7223e9340bSZdenek Styblik /* prepare request */
7323e9340bSZdenek Styblik rq.picmg_id = 0;
7423e9340bSZdenek Styblik rq.hpmx_id = 2;
7523e9340bSZdenek Styblik
7623e9340bSZdenek Styblik /* prepare request */
7723e9340bSZdenek Styblik memset(&req, 0, sizeof(req));
7823e9340bSZdenek Styblik req.msg.netfn = IPMI_NETFN_PICMG;
7923e9340bSZdenek Styblik req.msg.cmd = HPM2_GET_LAN_ATTACH_CAPABILITIES;
8023e9340bSZdenek Styblik req.msg.data = (uint8_t *)&rq;
8123e9340bSZdenek Styblik req.msg.data_len = sizeof(rq);
8223e9340bSZdenek Styblik
8323e9340bSZdenek Styblik
8423e9340bSZdenek Styblik /* send */
8523e9340bSZdenek Styblik rsp = intf->sendrecv(intf, &req);
8623e9340bSZdenek Styblik
8723e9340bSZdenek Styblik if (!rsp) {
8823e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Error sending request.");
8923e9340bSZdenek Styblik return -1;
9023e9340bSZdenek Styblik }
9123e9340bSZdenek Styblik
9223e9340bSZdenek Styblik if (rsp->ccode == 0xC1) {
9323e9340bSZdenek Styblik lprintf(LOG_DEBUG, "IPM Controller is not HPM.2 compatible");
9423e9340bSZdenek Styblik return rsp->ccode;
9523e9340bSZdenek Styblik } else if (rsp->ccode) {
9623e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Get HPM.x Capabilities request failed,"
9723e9340bSZdenek Styblik " compcode = %x", rsp->ccode);
9823e9340bSZdenek Styblik return rsp->ccode;
9923e9340bSZdenek Styblik }
10023e9340bSZdenek Styblik
10123e9340bSZdenek Styblik /* check response length */
10223e9340bSZdenek Styblik if (rsp->data_len < 2 || rsp->data_len > 10) {
10323e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad response length, len=%d", rsp->data_len);
10423e9340bSZdenek Styblik return -1;
10523e9340bSZdenek Styblik }
10623e9340bSZdenek Styblik
10723e9340bSZdenek Styblik /* check HPM.x identifier */
10823e9340bSZdenek Styblik if (rsp->data[1] != 2) {
10923e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad HPM.x ID, id=%d", rsp->data[1]);
11023e9340bSZdenek Styblik return rsp->ccode;
11123e9340bSZdenek Styblik }
11223e9340bSZdenek Styblik
11323e9340bSZdenek Styblik /*
11423e9340bSZdenek Styblik * this hardly can happen, since completion code is already checked.
11523e9340bSZdenek Styblik * but check for safety
11623e9340bSZdenek Styblik */
11723e9340bSZdenek Styblik if (rsp->data_len < 4) {
11823e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad response length, len=%d", rsp->data_len);
11923e9340bSZdenek Styblik return -1;
12023e9340bSZdenek Styblik }
12123e9340bSZdenek Styblik
12223e9340bSZdenek Styblik /* copy HPM.2 capabilities */
12323e9340bSZdenek Styblik memcpy(caps, rsp->data + 2, rsp->data_len - 2);
12423e9340bSZdenek Styblik
12523e9340bSZdenek Styblik #if WORDS_BIGENDIAN
12623e9340bSZdenek Styblik /* swap bytes to convert from little-endian format */
12723e9340bSZdenek Styblik caps->lan_channel_mask = BSWAP_16(caps->lan_channel_mask);
12823e9340bSZdenek Styblik #endif
12923e9340bSZdenek Styblik
13023e9340bSZdenek Styblik /* check HPM.2 revision */
13123e9340bSZdenek Styblik if (caps->hpm2_revision_id != HPM2_REVISION) {
13223e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad HPM.2 revision, rev=%d",
13323e9340bSZdenek Styblik caps->hpm2_revision_id);
13423e9340bSZdenek Styblik return -1;
13523e9340bSZdenek Styblik }
13623e9340bSZdenek Styblik
13723e9340bSZdenek Styblik if (!caps->lan_channel_mask) {
13823e9340bSZdenek Styblik return -1;
13923e9340bSZdenek Styblik }
14023e9340bSZdenek Styblik
14123e9340bSZdenek Styblik /* check response length */
14223e9340bSZdenek Styblik if (rsp->data_len < 8) {
14323e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad response length, len=%d", rsp->data_len);
14423e9340bSZdenek Styblik return -1;
14523e9340bSZdenek Styblik }
14623e9340bSZdenek Styblik
14723e9340bSZdenek Styblik /* check HPM.2 LAN parameters start */
14823e9340bSZdenek Styblik if (caps->hpm2_lan_params_start < 0xC0) {
14923e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad HPM.2 LAN params start, start=%x",
15023e9340bSZdenek Styblik caps->hpm2_lan_params_start);
15123e9340bSZdenek Styblik return -1;
15223e9340bSZdenek Styblik }
15323e9340bSZdenek Styblik
15423e9340bSZdenek Styblik /* check HPM.2 LAN parameters revision */
15523e9340bSZdenek Styblik if (caps->hpm2_lan_params_rev != HPM2_LAN_PARAMS_REV) {
15623e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad HPM.2 LAN params revision, rev=%d",
15723e9340bSZdenek Styblik caps->hpm2_lan_params_rev);
15823e9340bSZdenek Styblik return -1;
15923e9340bSZdenek Styblik }
16023e9340bSZdenek Styblik
16123e9340bSZdenek Styblik /* check for HPM.2 SOL extension */
16223e9340bSZdenek Styblik if (!(caps->hpm2_caps & HPM2_CAPS_SOL_EXTENSION)) {
16323e9340bSZdenek Styblik /* no further checks */
16423e9340bSZdenek Styblik return 0;
16523e9340bSZdenek Styblik }
16623e9340bSZdenek Styblik
16723e9340bSZdenek Styblik /* check response length */
16823e9340bSZdenek Styblik if (rsp->data_len < 10) {
16923e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad response length, len=%d", rsp->data_len);
17023e9340bSZdenek Styblik return -1;
17123e9340bSZdenek Styblik }
17223e9340bSZdenek Styblik
17323e9340bSZdenek Styblik /* check HPM.2 SOL parameters start */
17423e9340bSZdenek Styblik if (caps->hpm2_sol_params_start < 0xC0) {
17523e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad HPM.2 SOL params start, start=%x",
17623e9340bSZdenek Styblik caps->hpm2_sol_params_start);
17723e9340bSZdenek Styblik return -1;
17823e9340bSZdenek Styblik }
17923e9340bSZdenek Styblik
18023e9340bSZdenek Styblik /* check HPM.2 SOL parameters revision */
18123e9340bSZdenek Styblik if (caps->hpm2_sol_params_rev != HPM2_SOL_PARAMS_REV) {
18223e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad HPM.2 SOL params revision, rev=%d",
18323e9340bSZdenek Styblik caps->hpm2_sol_params_rev);
18423e9340bSZdenek Styblik return -1;
18523e9340bSZdenek Styblik }
18623e9340bSZdenek Styblik
18723e9340bSZdenek Styblik return 0;
18823e9340bSZdenek Styblik }
18923e9340bSZdenek Styblik
hpm2_get_lan_channel_capabilities(struct ipmi_intf * intf,uint8_t hpm2_lan_params_start,struct hpm2_lan_channel_capabilities * caps)19023e9340bSZdenek Styblik int hpm2_get_lan_channel_capabilities(struct ipmi_intf * intf,
19123e9340bSZdenek Styblik uint8_t hpm2_lan_params_start,
19223e9340bSZdenek Styblik struct hpm2_lan_channel_capabilities * caps)
19323e9340bSZdenek Styblik {
19423e9340bSZdenek Styblik struct ipmi_rq req;
19523e9340bSZdenek Styblik struct ipmi_rs * rsp;
19623e9340bSZdenek Styblik uint8_t rq[4];
19723e9340bSZdenek Styblik
19823e9340bSZdenek Styblik /* reset result */
19923e9340bSZdenek Styblik memset(caps, 0, sizeof(struct hpm2_lan_channel_capabilities));
20023e9340bSZdenek Styblik
20123e9340bSZdenek Styblik /* prepare request */
20223e9340bSZdenek Styblik memset(&req, 0, sizeof(req));
20323e9340bSZdenek Styblik req.msg.netfn = IPMI_NETFN_TRANSPORT;
20423e9340bSZdenek Styblik req.msg.cmd = IPMI_LAN_GET_CONFIG;
20523e9340bSZdenek Styblik req.msg.data = (uint8_t *)&rq;
20623e9340bSZdenek Styblik req.msg.data_len = sizeof(rq);
20723e9340bSZdenek Styblik
20823e9340bSZdenek Styblik /* prepare request data */
20923e9340bSZdenek Styblik rq[0] = 0xE; /* sending channel */
21023e9340bSZdenek Styblik rq[1] = hpm2_lan_params_start; /* HPM.2 Channel Caps */
21123e9340bSZdenek Styblik rq[2] = rq[3] = 0;
21223e9340bSZdenek Styblik
21323e9340bSZdenek Styblik /* send */
21423e9340bSZdenek Styblik rsp = intf->sendrecv(intf, &req);
21523e9340bSZdenek Styblik
216*1cf65c32SZdenek Styblik if (!rsp) {
217*1cf65c32SZdenek Styblik lprintf(LOG_NOTICE, "Error sending request.");
21823e9340bSZdenek Styblik return -1;
21923e9340bSZdenek Styblik }
22023e9340bSZdenek Styblik
22123e9340bSZdenek Styblik if (rsp->ccode == 0x80) {
22223e9340bSZdenek Styblik lprintf(LOG_DEBUG, "HPM.2 Channel Caps parameter is not supported");
22323e9340bSZdenek Styblik return rsp->ccode;
22423e9340bSZdenek Styblik } else if (rsp->ccode) {
22523e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Get LAN Configuration Parameters request failed,"
22623e9340bSZdenek Styblik " compcode = %x", rsp->ccode);
22723e9340bSZdenek Styblik return rsp->ccode;
22823e9340bSZdenek Styblik }
22923e9340bSZdenek Styblik
23023e9340bSZdenek Styblik /* check response length */
23123e9340bSZdenek Styblik if (rsp->data_len != sizeof (struct hpm2_lan_channel_capabilities) + 1) {
23223e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad response length, len=%d", rsp->data_len);
23323e9340bSZdenek Styblik return -1;
23423e9340bSZdenek Styblik }
23523e9340bSZdenek Styblik
23623e9340bSZdenek Styblik /* check parameter revision */
2379372d2e3SJim Mankovich if (rsp->data[0] !=
2389372d2e3SJim Mankovich LAN_PARAM_REV(HPM2_LAN_PARAMS_REV, HPM2_LAN_PARAMS_REV)) {
23923e9340bSZdenek Styblik lprintf(LOG_NOTICE, "Bad HPM.2 LAN parameter revision, rev=%d",
24023e9340bSZdenek Styblik rsp->data[0]);
24123e9340bSZdenek Styblik return -1;
24223e9340bSZdenek Styblik }
24323e9340bSZdenek Styblik
24423e9340bSZdenek Styblik /* copy parameter data */
24523e9340bSZdenek Styblik memcpy(caps, &rsp->data[1], sizeof (struct hpm2_lan_channel_capabilities));
24623e9340bSZdenek Styblik
24723e9340bSZdenek Styblik #if WORDS_BIGENDIAN
24823e9340bSZdenek Styblik /* swap bytes to convert from little-endian format */
24923e9340bSZdenek Styblik caps->max_inbound_pld_size = BSWAP_16(caps->max_inbound_pld_size);
25023e9340bSZdenek Styblik caps->max_outbound_pld_size = BSWAP_16(caps->max_outbound_pld_size);
25123e9340bSZdenek Styblik #endif
25223e9340bSZdenek Styblik
25323e9340bSZdenek Styblik return 0;
25423e9340bSZdenek Styblik }
25523e9340bSZdenek Styblik
hpm2_detect_max_payload_size(struct ipmi_intf * intf)25623e9340bSZdenek Styblik int hpm2_detect_max_payload_size(struct ipmi_intf * intf)
25723e9340bSZdenek Styblik {
25823e9340bSZdenek Styblik struct hpm2_lan_attach_capabilities attach_caps;
25923e9340bSZdenek Styblik struct hpm2_lan_channel_capabilities channel_caps;
26023e9340bSZdenek Styblik int err;
26123e9340bSZdenek Styblik
26223e9340bSZdenek Styblik /* query HPM.2 support */
26323e9340bSZdenek Styblik err = hpm2_get_capabilities(intf, &attach_caps);
26423e9340bSZdenek Styblik
26523e9340bSZdenek Styblik /* check if HPM.2 is supported */
26623e9340bSZdenek Styblik if (err != 0 || !attach_caps.lan_channel_mask) {
26723e9340bSZdenek Styblik return err;
26823e9340bSZdenek Styblik }
26923e9340bSZdenek Styblik
27023e9340bSZdenek Styblik /* query channel capabilities */
27123e9340bSZdenek Styblik err = hpm2_get_lan_channel_capabilities(intf,
27223e9340bSZdenek Styblik attach_caps.hpm2_lan_params_start, &channel_caps);
27323e9340bSZdenek Styblik
27423e9340bSZdenek Styblik /* check if succeeded */
27523e9340bSZdenek Styblik if (err != 0) {
27623e9340bSZdenek Styblik return err;
27723e9340bSZdenek Styblik }
27823e9340bSZdenek Styblik
27923e9340bSZdenek Styblik /* update request and response sizes */
28023e9340bSZdenek Styblik ipmi_intf_set_max_request_data_size(intf,
28123e9340bSZdenek Styblik channel_caps.max_inbound_pld_size - 7);
28223e9340bSZdenek Styblik ipmi_intf_set_max_response_data_size(intf,
28323e9340bSZdenek Styblik channel_caps.max_outbound_pld_size - 8);
28423e9340bSZdenek Styblik
28523e9340bSZdenek Styblik /* print debug info */
28623e9340bSZdenek Styblik lprintf(LOG_DEBUG, "Set maximum request size to %d\n"
28723e9340bSZdenek Styblik "Set maximum response size to %d",
28823e9340bSZdenek Styblik intf->max_request_data_size, intf->max_response_data_size);
28923e9340bSZdenek Styblik
29023e9340bSZdenek Styblik return 0;
29123e9340bSZdenek Styblik }
292