diff options
Diffstat (limited to 'src/occ_gpe0/firdata/fir_data_collect.c')
| -rw-r--r-- | src/occ_gpe0/firdata/fir_data_collect.c | 166 |
1 files changed, 166 insertions, 0 deletions
diff --git a/src/occ_gpe0/firdata/fir_data_collect.c b/src/occ_gpe0/firdata/fir_data_collect.c new file mode 100644 index 0000000..a2af34f --- /dev/null +++ b/src/occ_gpe0/firdata/fir_data_collect.c @@ -0,0 +1,166 @@ +/* IBM_PROLOG_BEGIN_TAG */ +/* This is an automatically generated prolog. */ +/* */ +/* $Source: src/occ_405/firdata/fir_data_collect.c $ */ +/* */ +/* OpenPOWER OnChipController Project */ +/* */ +/* Contributors Listed Below - COPYRIGHT 2015,2017 */ +/* [+] 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 */ + + +#include <fir_data_collect.h> +#include <scom.h> +#include <occ_service_codes.h> +#include <errl.h> +#include "tpc_firmware_registers.h" +#include "tpc_register_addresses.h" +#include <trac.h> +#include <homer.h> +#include <firData.h> + +FIR_HEAP_BUFFER(uint8_t G_fir_heap[FIR_HEAP_SECTION_SIZE]); +FIR_PARMS_BUFFER(uint8_t G_fir_data_parms[FIR_PARMS_SECTION_SIZE]); +uint32_t G_fir_master = FIR_OCC_NOT_FIR_MASTER; + +/* + * Function Specification + * + * Name: fir_data_collect + * + * Description: Collects FIR data on checkstop. + * + * End Function Specification + */ +void fir_data_collect(void) +{ + + int32_t l_rc = 0; + + // Homer data section and size + uint8_t *l_hBuf = (uint8_t*) FIR_PARMS_SECTION_BASE_ADDRESS; + uint32_t l_hBufSize = HOMER_FIR_PARM_SIZE; + // PNOR working buffer in SRAM and size + uint8_t *l_pBuf = (uint8_t*) FIR_HEAP_SECTION_BASE_ADDRESS; + uint32_t l_pBufSize = FIR_HEAP_SECTION_SIZE; + + l_rc = FirData_captureCsFirData(l_hBuf, + l_hBufSize, + l_pBuf, + l_pBufSize); + + // Trace the rc only, error logs cannot be collected in this state + TRAC_IMP("Checkstop FIR data capture completed with rc=%d", l_rc); +} + + +/* + * Function Specification + * + * Name: pnor_access_ok + * + * Description: Determines if it is ok for this OCC to access the PNOR. + * + * End Function Specification + */ +// TODO: This code is not allowed currently, as it relies on performing scom operations. +#if 0 +bool pnor_access_allowed(void) +{ + /* BMC ownership of the PNOR is indicated by bit 18 in TPC_GP0 */ + int l_rc = 0; + tpc_gp0_t l_tp_gp0_read; + bool l_access_allowed = FALSE; + + l_tp_gp0_read.words.high_order = 0x00000000; + l_tp_gp0_read.words.low_order = 0x00000000; + + l_rc = getscom_ffdc(TPC_GP0, (uint64_t *)&l_tp_gp0_read, NULL); + + if (l_rc == 0) + { + if ((l_tp_gp0_read.words.high_order & TPC_GP0_BIT18_PNOR_OWNER_MASK) == 0) + { + TRAC_INFO("PNOR access allowed at this time"); + l_access_allowed = TRUE; + } + else + { + TRAC_INFO("PNOR access NOT allowed at this time, tpc_gp0.hi = 0x%08x", + l_tp_gp0_read.words.high_order); + + /* @ + * @errortype + * @moduleid FIR_DATA_MID + * @reasoncode INTERNAL_FAILURE + * @userdata1 TPC_GP0 high word + * @userdata4 ERC_PNOR_OWNERSHIP_NOT_AVAILABLE + * @devdesc PNOR access not allowed at this time. + */ + errlHndl_t l_errl = createErrl( + FIR_DATA_MID, /*ModId */ + INTERNAL_FAILURE, /*Reasoncode */ + ERC_PNOR_OWNERSHIP_NOT_AVAILABLE, /*Extended reasoncode */ + ERRL_SEV_INFORMATIONAL, /*Severity */ + NULL, /*Trace Buf */ + DEFAULT_TRACE_SIZE, /*Trace Size */ + l_tp_gp0_read.words.high_order, /*Userdata1 */ + 0 /*Userdata2 */ + ); + + /* Commit log */ + commitErrl(&l_errl); + } + } + else + { + /* getscom failure */ + TRAC_ERR("TPC_GP0 getscom failure rc = 0x%08x", -l_rc ); + + /* @ + * @errortype + * @moduleid FIR_DATA_MID + * @reasoncode INTERNAL_HW_FAILURE + * @userdata1 getscom failure rc + * @userdata4 ERC_GETSCOM_TPC_GP0_FAILURE + * @devdesc Failure determining PNOR ownership. Cannot read TPC_GP0. + */ + errlHndl_t l_errl = createErrl( + FIR_DATA_MID, /*ModId */ + INTERNAL_HW_FAILURE, /*Reasoncode */ + ERC_GETSCOM_TPC_GP0_FAILURE, /*Extended reasoncode */ + ERRL_SEV_PREDICTIVE, /*Severity */ + NULL, /*Trace Buf */ + DEFAULT_TRACE_SIZE, /*Trace Size */ + l_rc, /*Userdata1 */ + 0 /*Userdata2 */ + ); + + /* Callout firmware */ + addCalloutToErrl(l_errl, + ERRL_CALLOUT_TYPE_COMPONENT_ID, + ERRL_COMPONENT_ID_FIRMWARE, + ERRL_CALLOUT_PRIORITY_HIGH); + + /* Commit log */ + commitErrl(&l_errl); + } + + return l_access_allowed; +} +#endif |
