[PATCH phosphor-host-ipmid v2 7/8] Add storage ipmi commands
OpenBMC Patches
patches at stwcx.xyz
Wed Oct 14 04:48:06 AEDT 2015
From: Chris Austen <austenc at us.ibm.com>
---
Makefile | 1 +
storagehandler.C | 200 +++++++++++++++++++++++++++++++++++++++++++++++++++++++
storagehandler.h | 16 +++++
3 files changed, 217 insertions(+)
create mode 100644 storagehandler.C
create mode 100644 storagehandler.h
diff --git a/Makefile b/Makefile
index 9ce7c8f..93d3256 100755
--- a/Makefile
+++ b/Makefile
@@ -4,6 +4,7 @@ DAEMON = ipmid
DAEMON_OBJ = $(DAEMON).o
LIB_APP_OBJ = apphandler.o \
sensorhandler.o \
+ storagehandler.o \
LIB_APP = libapphandler.so
diff --git a/storagehandler.C b/storagehandler.C
new file mode 100644
index 0000000..659fff5
--- /dev/null
+++ b/storagehandler.C
@@ -0,0 +1,200 @@
+#include "storagehandler.h"
+#include "ipmid-api.h"
+#include <stdio.h>
+#include <string.h>
+#include <stdint.h>
+
+void register_netfn_storage_functions() __attribute__((constructor));
+
+
+unsigned int g_sel_time = 0xFFFFFFFF;
+unsigned short g_sel_reserve = 0x1;
+
+ipmi_ret_t ipmi_storage_wildcard(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
+ ipmi_request_t request, ipmi_response_t response,
+ ipmi_data_len_t data_len, ipmi_context_t context)
+{
+ printf("Handling STORAGE WILDCARD Netfn:[0x%X], Cmd:[0x%X]\n",netfn, cmd);
+ // Status code.
+ ipmi_ret_t rc = IPMI_CC_OK;
+ *data_len = 0;
+ return rc;
+}
+
+
+ipmi_ret_t ipmi_storage_set_sel_time(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
+ ipmi_request_t request, ipmi_response_t response,
+ ipmi_data_len_t data_len, ipmi_context_t context)
+{
+ unsigned int *bufftype = (unsigned int *) request;
+
+ printf("Handling Set-SEL-Time:[0x%X], Cmd:[0x%X]\n",netfn, cmd);
+ printf("Data: 0x%X]\n",*bufftype);
+
+ g_sel_time = *bufftype;
+
+ ipmi_ret_t rc = IPMI_CC_OK;
+ *data_len = 0;
+ return rc;
+}
+
+struct write_fru_data_t {
+ uint8_t frunum;
+ uint8_t offsetls;
+ uint8_t offsetms;
+ uint8_t data;
+} __attribute__ ((packed)) ;
+
+ipmi_ret_t ipmi_storage_write_fru_data(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
+ ipmi_request_t request, ipmi_response_t response,
+ ipmi_data_len_t data_len, ipmi_context_t context)
+{
+ write_fru_data_t *reqptr = (write_fru_data_t*) request;
+ FILE *fp;
+ char string[16];
+ short offset = 0;
+ uint16_t rlen;
+ ipmi_ret_t rc = IPMI_CC_OK;
+ char iocmd[4];
+
+ sprintf(string, "%s%02x", "/tmp/fru", reqptr->frunum);
+
+ offset = ((uint16_t)reqptr->offsetms) << 8 | reqptr->offsetls;
+
+
+ // Length is the number of request bytes minus the header itself.
+ // The header contains an extra byte to indicate the start of
+ // the data (so didn't need to worry about word/byte boundaries)
+ // hence the -1...
+ rlen = ((uint16_t)*data_len) - (sizeof(write_fru_data_t)-1);
+
+
+ printf("IPMI WRITE-FRU-DATA for %s Offset = %d Length = %d\n",
+ string, offset, rlen);
+
+
+ // I was thinking "ab+" but it appears it doesn't
+ // do what fseek asks. Modify to rb+ and fseek
+ // works great...
+ if (offset == 0) {
+ strcpy(iocmd, "wb");
+ } else {
+ strcpy(iocmd, "rb+");
+ }
+
+ if ((fp = fopen(string, iocmd)) != NULL) {
+ fseek(fp, offset, SEEK_SET);
+ fwrite(&reqptr->data,rlen,1,fp);
+ fclose(fp);
+ } else {
+ fprintf(stderr, "Error trying to write to fru file %s\n",string);
+ ipmi_ret_t rc = IPMI_CC_INVALID;
+ }
+
+
+ // TODO : Here is where some validation code could determine if the
+ // fru data is a legitimate FRU record (not just a partial). Once
+ // the record is valid the code should call a parser routine to call
+ // the various methods updating interesting properties. Perhaps
+ // thinigs like Model#, Serial#, DIMM Size, etc
+
+
+ *data_len = 0;
+
+ return rc;
+}
+
+ipmi_ret_t ipmi_storage_get_sel_info(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
+ ipmi_request_t request, ipmi_response_t response,
+ ipmi_data_len_t data_len, ipmi_context_t context)
+{
+
+ ipmi_ret_t rc = IPMI_CC_OK;
+ unsigned char buf[] = {0x51,0,0,0xff, 0xff,0xff,0xff,0xff,0xff, 0xff,0xff,0xff,0xff,0x06};
+
+ printf("IPMI Handling GET-SEL-INFO\n");
+
+ *data_len = sizeof(buf);
+
+ // TODO There is plently of work here. The SEL DB needs to hold a bunch
+ // of things in a header. Items like Time Stamp, number of entries, etc
+ // This is one place where the dbus object with the SEL information could
+ // mimic what IPMI needs.
+
+ // Pack the actual response
+ memcpy(response, &buf, *data_len);
+
+ return rc;
+}
+
+
+
+ipmi_ret_t ipmi_storage_reserve_sel(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
+ ipmi_request_t request, ipmi_response_t response,
+ ipmi_data_len_t data_len, ipmi_context_t context)
+{
+
+ ipmi_ret_t rc = IPMI_CC_OK;
+
+ printf("IPMI Handling RESERVE-SEL 0x%04x\n", g_sel_reserve);
+
+ *data_len = sizeof(g_sel_reserve);
+
+ // Pack the actual response
+ memcpy(response, &g_sel_reserve, *data_len);
+
+ return rc;
+}
+
+
+ipmi_ret_t ipmi_storage_add_sel(ipmi_netfn_t netfn, ipmi_cmd_t cmd,
+ ipmi_request_t request, ipmi_response_t response,
+ ipmi_data_len_t data_len, ipmi_context_t context)
+{
+
+ ipmi_ret_t rc = IPMI_CC_OK;
+
+ printf("IPMI Handling ADD-SEL \n");
+
+ *data_len = sizeof(g_sel_reserve);
+
+ // Pack the actual response
+ memcpy(response, &g_sel_reserve, *data_len);
+
+ // TODO This code should grab the completed partial esel located in
+ // the /tmp/esel0100 file and commit it to the error log handler.
+
+
+ // TODO I advanced the sel reservation number so next time HB asks
+ // for a reservation they get a new number. This tech may change
+ // based on how the HB team currently uses sel reservations but
+ // for now provide the ability to get new reservations
+ g_sel_reserve++;
+
+ return rc;
+}
+
+
+
+void register_netfn_storage_functions()
+{
+ printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",NETFUN_STORAGE, IPMI_CMD_WILDCARD);
+ ipmi_register_callback(NETFUN_STORAGE, IPMI_CMD_WILDCARD, NULL, ipmi_storage_wildcard);
+
+ printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",NETFUN_STORAGE, IPMI_CMD_SET_SEL_TIME);
+ ipmi_register_callback(NETFUN_STORAGE, IPMI_CMD_SET_SEL_TIME, NULL, ipmi_storage_set_sel_time);
+
+ printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",NETFUN_STORAGE, IPMI_CMD_WRITE_FRU_DATA);
+ ipmi_register_callback(NETFUN_STORAGE, IPMI_CMD_WRITE_FRU_DATA, NULL, ipmi_storage_write_fru_data);
+
+ printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",NETFUN_STORAGE, IPMI_CMD_GET_SEL_INFO);
+ ipmi_register_callback(NETFUN_STORAGE, IPMI_CMD_GET_SEL_INFO, NULL, ipmi_storage_get_sel_info);
+
+ printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",NETFUN_STORAGE, IPMI_CMD_RESERVE_SEL);
+ ipmi_register_callback(NETFUN_STORAGE, IPMI_CMD_RESERVE_SEL, NULL, ipmi_storage_reserve_sel);
+
+ printf("Registering NetFn:[0x%X], Cmd:[0x%X]\n",NETFUN_STORAGE, IPMI_CMD_ADD_SEL);
+ ipmi_register_callback(NETFUN_STORAGE, IPMI_CMD_ADD_SEL, NULL, ipmi_storage_add_sel);
+ return;
+}
+
diff --git a/storagehandler.h b/storagehandler.h
new file mode 100644
index 0000000..56c1a8b
--- /dev/null
+++ b/storagehandler.h
@@ -0,0 +1,16 @@
+#ifndef __HOST_IPMI_STORAGE_HANDLER_H__
+#define __HOST_IPMI_STORAGE_HANDLER_H__
+
+// IPMI commands for net functions.
+enum ipmi_netfn_storage_cmds
+{
+ // Get capability bits
+ IPMI_CMD_SET_SEL_TIME = 0x49,
+ IPMI_CMD_WRITE_FRU_DATA = 0x12,
+ IPMI_CMD_GET_SEL_INFO = 0x40,
+ IPMI_CMD_RESERVE_SEL = 0x42,
+ IPMI_CMD_ADD_SEL = 0x44,
+
+};
+
+#endif
--
2.6.0
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