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authorspashabk-in <shakeebbk@in.ibm.com>2017-11-27 04:43:18 -0600
committerSachin Gupta <sgupta2m@in.ibm.com>2018-01-03 00:22:11 -0500
commit819a606d9c583ccfa1ca7852a4bae42efb5da53e (patch)
tree9d9f0945dd4a7adc400ad9f941f0399396df203b /src/sbefw/sbecmdringaccess.C
parentb99e4a419eecff1dbc488324e11aa0a3e31aa368 (diff)
downloadtalos-sbe-819a606d9c583ccfa1ca7852a4bae42efb5da53e.tar.gz
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[SBE-code-re-org][1] sbefw - core and app folders
Create a core and app folder inside sbefw Change-Id: I4ee04eb5d6623a2272a20f5dd8b02ef795757b2e Reviewed-on: http://ralgit01.raleigh.ibm.com/gerrit1/50185 Tested-by: Jenkins Server <pfd-jenkins+hostboot@us.ibm.com> Tested-by: FSP CI Jenkins <fsp-CI-jenkins+hostboot@us.ibm.com> Reviewed-by: Sachin Gupta <sgupta2m@in.ibm.com>
Diffstat (limited to 'src/sbefw/sbecmdringaccess.C')
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1 files changed, 0 insertions, 362 deletions
diff --git a/src/sbefw/sbecmdringaccess.C b/src/sbefw/sbecmdringaccess.C
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-/* IBM_PROLOG_BEGIN_TAG */
-/* This is an automatically generated prolog. */
-/* */
-/* $Source: src/sbefw/sbecmdringaccess.C $ */
-/* */
-/* OpenPOWER sbe Project */
-/* */
-/* Contributors Listed Below - COPYRIGHT 2016,2017 */
-/* [+] 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 */
-/*
- * @file: ppe/sbe/sbefw/sbecmdringaccess.C
- *
- * @brief This file contains the SBE Ring Access chipOps
- *
- */
-
-#include "sbecmdringaccess.H"
-#include "sbefifo.H"
-#include "sbe_sp_intf.H"
-#include "sbetrace.H"
-#include "sbeHostMsg.H"
-#include "sbeHostUtils.H"
-#include "sbeFifoMsgUtils.H"
-#include "sbeutil.H"
-#include "sbefapiutil.H"
-#include "fapi2.H"
-#include "plat_hw_access.H"
-#include "sbeglobals.H"
-
-using namespace fapi2;
-
-static const uint32_t SIZE_OF_LENGTH_INWORDS = 1;
-static const uint32_t NUM_WORDS_PER_GRANULE = 2;
-static const uint32_t GETRING_GRANULE_SIZE_IN_BITS = 64;
-
-
-uint32_t sbePutRingFromImagePSU (uint8_t *i_pArg)
-{
- #define SBE_FUNC " sbePutRingFromImagePSU "
- SBE_ENTER(SBE_FUNC);
- uint32_t l_rc = SBE_SEC_OPERATION_SUCCESSFUL;
- uint32_t l_fapiRc = FAPI2_RC_SUCCESS;
- sbePSUPutRingCMD_t l_cmd = {0};
- do
- {
- // Fetch Ring ID, Ring mode and pervasive chiplet id from the message
- // and also send Ack to Host via SBE_SBE2PSU_DOORBELL_SET_BIT1
- l_rc = sbeReadPsu2SbeMbxReg(SBE_HOST_PSU_MBOX_REG1,
- (sizeof(l_cmd)/sizeof(uint64_t)),
- (uint64_t*)&l_cmd,
- true);
- if(SBE_SEC_OPERATION_SUCCESSFUL != l_rc)
- {
- SBE_ERROR(SBE_FUNC "Failed to extract SBE_HOST_PSU_MBOX_REG1 and "
- "SBE_HOST_PSU_MBOX_REG2");
- break;
- }
-
- // Construct a Target from Chiplet ID and Target Type
- fapi2::plat_target_handle_t l_tgtHndl;
- if(!sbeGetFapiTargetHandle(l_cmd.TargetType, l_cmd.ChipletID,
- l_tgtHndl))
- {
- SBE_ERROR(SBE_FUNC "Invalid target type [0x%04x]",
- (uint16_t)l_cmd.TargetType);
- SBE_GLOBAL->sbeSbe2PsuRespHdr.setStatus(SBE_PRI_INVALID_DATA,
- SBE_SEC_INVALID_TARGET_TYPE_PASSED);
- break;
- }
- fapi2::Target<TARGET_TYPE_ALL> l_Tgt(l_tgtHndl);
-
- // Initialize with HEADER CHECK mode
- uint16_t l_ringMode = sbeToFapiRingMode(l_cmd.RingMode);
-
- l_fapiRc = (uint32_t)putRing(l_Tgt, (RingID)l_cmd.RingID,
- (RingMode)l_ringMode);
- if(l_fapiRc != FAPI2_RC_SUCCESS)
- {
- SBE_ERROR(SBE_FUNC "putRing HWP failure - "
- "MSG - Target Type [0x%04x] Ring ID [0x%04x]"
- " Ring Mode [0x%04x] Chiplet ID [0x%04x]",
- l_cmd.TargetType,
- l_cmd.RingID,
- l_cmd.RingMode,
- l_cmd.ChipletID);
- break;
- }
- }while(0); // End of do-while
-
- // Send the response
- sbePSUSendResponse(SBE_GLOBAL->sbeSbe2PsuRespHdr, l_fapiRc, l_rc);
-
- SBE_EXIT(SBE_FUNC);
- return l_rc;
- #undef SBE_FUNC
-}
-
-//////////////////////////////////////////////////////
-//////////////////////////////////////////////////////
-uint32_t sbeGetRing(uint8_t *i_pArg)
-{
- #define SBE_FUNC " sbeGetRing "
- SBE_ENTER(SBE_FUNC);
-
- uint32_t l_rc = SBE_SEC_OPERATION_SUCCESSFUL;
- sbeGetRingAccessMsgHdr_t l_reqMsg;
- sbeRespGenHdr_t respHdr;
- respHdr.init();
- sbeResponseFfdc_t l_ffdc;
- ReturnCode l_fapiRc;
- uint32_t l_len = 0;
-
- //Note-Read operation flow is SHIFT and then READ.
- // First time , the shift count will be 0.. because of the way it
- // works. if we shift 64bits in the very first iteration then we
- // loose first 64 bit. But still we should update l_bitSentCnt
- // because we are sending back this data
- uint32_t l_bitSentCnt = 64;
- const uint32_t LONG_ROTATE_ADDRESS = 0x0003E000;
-
- do
- {
- // Get the ring access header
- l_len = sizeof(sbeGetRingAccessMsgHdr_t)/sizeof(uint32_t);
- l_rc = sbeUpFifoDeq_mult (l_len, (uint32_t *)&l_reqMsg); // EOT fetch
-
- // If FIFO access failure
- CHECK_SBE_RC_AND_BREAK_IF_NOT_SUCCESS(l_rc);
-
- SBE_INFO(SBE_FUNC "Ring Address 0x%08X User Ring Mode 0x%04X "
- "Length in Bits 0x%08X",
- (uint32_t)l_reqMsg.ringAddr,
- (uint32_t)l_reqMsg.ringMode,
- (uint32_t)l_reqMsg.ringLenInBits);
-
- uint16_t l_ringMode = sbeToFapiRingMode(l_reqMsg.ringMode);
-
- // Call getRing_setup - loads the scan region data for the given ring
- // address and updates the check word data
- l_fapiRc = fapi2::getRing_setup(l_reqMsg.ringAddr,
- (fapi2::RingMode)l_ringMode);
- if( l_fapiRc != FAPI2_RC_SUCCESS )
- {
- SBE_ERROR(SBE_FUNC" getRing_setup failed. RingAddress:0x%08X "
- "RingMode:0x%04x", l_reqMsg.ringAddr, l_ringMode);
- respHdr.setStatus( SBE_PRI_GENERIC_EXECUTION_FAILURE,
- SBE_SEC_GENERIC_FAILURE_IN_EXECUTION);
- l_ffdc.setRc(l_fapiRc);
- break;
- }
- // Calculate the iteration length
- uint32_t l_loopCnt =
- (l_reqMsg.ringLenInBits / GETRING_GRANULE_SIZE_IN_BITS);
- // Check for modulus - remainder
- uint8_t l_mod = (l_reqMsg.ringLenInBits % GETRING_GRANULE_SIZE_IN_BITS);
- if(l_mod)
- {
- ++l_loopCnt;
- }
-
- // fix for the alignment issue
- uint32_t l_buf[NUM_WORDS_PER_GRANULE]__attribute__ ((aligned (8))) ={0};
- uint32_t l_bitShift = 0;
- l_len = NUM_WORDS_PER_GRANULE;
- plat_target_handle_t l_hndl;
- uint32_t l_chipletId = (uint32_t)(l_reqMsg.ringAddr) & 0xFF000000;
- uint32_t l_scomAddress = 0;
-
- // Fetch the ring data in bits, each iteration will give you 64bits
- for(uint32_t l_cnt=0; l_cnt < l_loopCnt; l_cnt++)
- {
-
- l_scomAddress = LONG_ROTATE_ADDRESS | l_chipletId;
- l_scomAddress |= l_bitShift;
- l_fapiRc = getscom_abs_wrap (&l_hndl,
- l_scomAddress,
- (uint64_t*)&l_buf);
-
- if( l_fapiRc != FAPI2_RC_SUCCESS )
- {
- SBE_ERROR(SBE_FUNC" getRing_granule_data failed. "
- "RingAddress:0x%08X RingMode:0x%04x",
- l_reqMsg.ringAddr, l_ringMode);
- respHdr.setStatus( SBE_PRI_GENERIC_EXECUTION_FAILURE,
- SBE_SEC_GENERIC_FAILURE_IN_EXECUTION);
- l_ffdc.setRc(l_fapiRc);
- break;
- }
- // if the length of ring is not divisible by 64 then mod value
- // should be considered which will match with the length in bits
- // that passed
- if((l_cnt == (l_loopCnt -1)) && (l_mod))
- {
- l_bitShift = l_mod;
- }
- // Send it to DS Fifo
- // If this is the last iteration in the loop, let the full 64bit
- // go, even for 1bit of remaining length. The length passed to
- // the user will take care of actual number of bits.
- l_rc = sbeDownFifoEnq_mult (l_len, (uint32_t *)&l_buf);
- CHECK_SBE_RC_AND_BREAK_IF_NOT_SUCCESS(l_rc);
- l_bitSentCnt = l_bitSentCnt + l_bitShift;
- l_bitShift = GETRING_GRANULE_SIZE_IN_BITS;
- }
- if ( (l_fapiRc == FAPI2_RC_SUCCESS) &&
- (l_rc == SBE_SEC_OPERATION_SUCCESSFUL) )
- {
- if (!l_mod)
- {
- l_mod = GETRING_GRANULE_SIZE_IN_BITS;
- }
- //Here we need to shift with the mod value to enter into the
- //starting position of the ring.But the data is already read in the
- //above for loop.. so here we ignore the data
- l_scomAddress = LONG_ROTATE_ADDRESS | l_chipletId;
- l_scomAddress |= l_mod;
- l_fapiRc = getscom_abs_wrap (&l_hndl,
- l_scomAddress,
- (uint64_t*)&l_buf);
-
- if( l_fapiRc != FAPI2_RC_SUCCESS )
- {
- SBE_ERROR(SBE_FUNC" getRing_granule_data failed. "
- "RingAddress:0x%08X RingMode:0x%04x",
- l_reqMsg.ringAddr, l_ringMode);
- respHdr.setStatus( SBE_PRI_GENERIC_EXECUTION_FAILURE,
- SBE_SEC_GENERIC_FAILURE_IN_EXECUTION);
- l_ffdc.setRc(l_fapiRc);
- break;
- }
-
- // Call getRing_verifyAndcleanup - verify the check word data is
- // matching or not and will clean up the scan region data
- l_fapiRc = getRing_verifyAndcleanup((uint32_t)(l_reqMsg.ringAddr),
- (fapi2::RingMode)l_ringMode);
- if( l_fapiRc != FAPI2_RC_SUCCESS )
- {
- SBE_ERROR(SBE_FUNC" getRing_verifyAndcleanup failed. "
- "RingAddress:0x%08X RingMode:0x%04x",
- l_reqMsg.ringAddr, l_ringMode);
- respHdr.setStatus( SBE_PRI_GENERIC_EXECUTION_FAILURE,
- SBE_SEC_GENERIC_FAILURE_IN_EXECUTION);
- l_ffdc.setRc(l_fapiRc);
- }
- }
- }while(false);
-
- // Now build and enqueue response into downstream FIFO
- // If there was a FIFO error, will skip sending the response,
- // instead give the control back to the command processor thread
- if ( SBE_SEC_OPERATION_SUCCESSFUL == l_rc )
- {
- l_len = SIZE_OF_LENGTH_INWORDS;
- l_rc = sbeDownFifoEnq_mult (l_len, &(l_bitSentCnt));
- if(SBE_SEC_OPERATION_SUCCESSFUL == l_rc)
- {
- l_rc = sbeDsSendRespHdr( respHdr, &l_ffdc);
- }
- }
- SBE_EXIT(SBE_FUNC);
- return l_rc;
-#undef SBE_FUNC
-}
-
-//////////////////////////////////////////////////////
-//////////////////////////////////////////////////////
-uint32_t sbePutRing(uint8_t *i_pArg)
-{
-#define SBE_FUNC " sbePutRing "
- SBE_ENTER(SBE_FUNC);
-
- uint32_t rc = SBE_SEC_OPERATION_SUCCESSFUL;
- sbePutRingMsg_t reqMsg;
- sbeRespGenHdr_t respHdr;
- respHdr.init();
- sbeResponseFfdc_t ffdc;
- ReturnCode fapiRc;
- sbePutRingMsgHdr_t hdr;
- uint32_t len = 0;
-
- do
- {
- // Get the length of payload
- // Length is not part of chipop. So take length from total length
- len = SBE_GLOBAL->sbeFifoCmdHdr.len -
- sizeof(SBE_GLOBAL->sbeFifoCmdHdr)/sizeof(uint32_t);
- uint32_t rs4FifoEntries = len -
- sizeof(sbePutRingMsgHdr_t)/sizeof(uint32_t);
-
- if( rs4FifoEntries > (SBE_PUT_RING_RS4_MAX_DOUBLE_WORDS * 2) )
- {
- SBE_ERROR(SBE_FUNC" RS4 palyload size is wrong."
- "size(entries):0x%08x", rs4FifoEntries);
- respHdr.setStatus( SBE_PRI_INVALID_DATA,
- SBE_SEC_GENERIC_FAILURE_IN_EXECUTION);
- // flush the fifo
- rc = sbeUpFifoDeq_mult(len, NULL,true, true);
- break;
- }
-
- len = sizeof(sbePutRingMsgHdr_t)/sizeof(uint32_t);
- rc = sbeUpFifoDeq_mult (len, (uint32_t *)&hdr, false);
- // If FIFO access failure
- CHECK_SBE_RC_AND_BREAK_IF_NOT_SUCCESS(rc);
-
- len = rs4FifoEntries;
- rc = sbeUpFifoDeq_mult (len, (uint32_t *)&reqMsg);
- // If FIFO access failure
- CHECK_SBE_RC_AND_BREAK_IF_NOT_SUCCESS(rc);
-
- uint16_t ringMode = sbeToFapiRingMode(hdr.ringMode);
- bool i_applyOverride = false;
-
- if (hdr.ringMode & SBE_RING_MODE_APPLY_OVERRIDE)
- {
- i_applyOverride = true;
- }
-
-
-
- Target<TARGET_TYPE_PROC_CHIP> proc = plat_getChipTarget();
- // No need to pass length as platform api takes length from payload.
- fapiRc = rs4DecompressionSvc(proc, (uint8_t *)reqMsg.rs4Payload,
- i_applyOverride, (fapi2::RingMode)ringMode);
- if( fapiRc != FAPI2_RC_SUCCESS )
- {
- SBE_ERROR(SBE_FUNC" rs4DecompressionSvc failed."
- "RingMode:0x%04x", ringMode);
- respHdr.setStatus( SBE_PRI_GENERIC_EXECUTION_FAILURE,
- SBE_SEC_GENERIC_FAILURE_IN_EXECUTION);
- ffdc.setRc(fapiRc);
- break;
- }
- }while(false);
-
- // Now build and enqueue response into downstream FIFO
- // If there was a FIFO error, will skip sending the response,
- // instead give the control back to the command processor thread
- if ( SBE_SEC_OPERATION_SUCCESSFUL == rc )
- {
- rc = sbeDsSendRespHdr( respHdr, &ffdc);
- }
- SBE_EXIT(SBE_FUNC);
- return rc;
-#undef SBE_FUNC
-}
-
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