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Diffstat (limited to 'sbe/sbefw/sbefifo.H')
| -rw-r--r-- | sbe/sbefw/sbefifo.H | 228 |
1 files changed, 0 insertions, 228 deletions
diff --git a/sbe/sbefw/sbefifo.H b/sbe/sbefw/sbefifo.H deleted file mode 100644 index fef49d45..00000000 --- a/sbe/sbefw/sbefifo.H +++ /dev/null @@ -1,228 +0,0 @@ -/* IBM_PROLOG_BEGIN_TAG */ -/* This is an automatically generated prolog. */ -/* */ -/* $Source: sbe/sbefw/sbefifo.H $ */ -/* */ -/* OpenPOWER sbe Project */ -/* */ -/* Contributors Listed Below - COPYRIGHT 2015,2016 */ -/* [+] 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/sbefifo.H - * - * @brief This file contains basic SBE FIFO hardware specific - * definitions and operations. - * - */ - -#ifndef __SBEFW_SBEFIFO_H -#define __SBEFW_SBEFIFO_H - -#include "sbeexeintf.H" -#include "sbetrace.H" -#include "ppe42_scom.h" -#include "sbe_sp_intf.H" -#include "sbeSpMsg.H" - -/** - * @brief SBE FIFO Access addresses - * - */ -const uint32_t SBE_FIFO_BASE = 0x000B0000; - -const uint32_t SBE_UPSTREAM_FIFO_DEQ_ADD = SBE_FIFO_BASE + 0x0000; -const uint32_t SBE_UPSTREAM_FIFO_STATUS = SBE_FIFO_BASE + 0x0001; -const uint32_t SBE_UPSTREAM_FIFO_SIGNAL_EOT = SBE_FIFO_BASE + 0x0002; -const uint32_t SBE_UPSTREAM_FIFO_REQ_RESET = SBE_FIFO_BASE + 0x0003; -const uint32_t SBE_UPSTREAM_FIFO_PERFORM_RESET = SBE_FIFO_BASE + 0x0004; -const uint32_t SBE_UPSTREAM_FIFO_ACK_EOT = SBE_FIFO_BASE + 0x0005; - -const uint32_t SBE_DOWNSTREAM_FIFO_ENQ_ADD = SBE_FIFO_BASE + 0x0010; -const uint32_t SBE_DOWNSTREAM_FIFO_STATUS = SBE_FIFO_BASE + 0x0011; -const uint32_t SBE_DOWNSTREAM_FIFO_SIGNAL_EOT = SBE_FIFO_BASE + 0x0012; -const uint32_t SBE_DOWNSTREAM_FIFO_REQ_RESET = SBE_FIFO_BASE + 0x0013; -const uint32_t SBE_DOWNSTREAM_FIFO_PERFORM_RESET = SBE_FIFO_BASE + 0x0014; -const uint32_t SBE_DOWNSTREAM_FIFO_ACK_EOT = SBE_FIFO_BASE + 0x0015; - -/** - * @brief SBE Upstream FIFO Status bits - * - */ - -typedef struct -{ - uint32_t valid_flag:1; // Bit 0 - uint32_t eot_flag:1; // Bit 1 - uint32_t parity_err:1; // Bit 2 - uint32_t reserved3_5:3; // Bit 3:5 - uint32_t req_upfifo_reset:1; // Bit 6 - uint32_t req_downfifo_reset:1; // Bit 7 - uint32_t signaling_eot:1; // Bit 8 - uint32_t reserved9:1; // Bit 9 - uint32_t fifo_full:1; // Bit 10 - uint32_t fifo_empty:1; // Bit 11 - uint32_t fifo_entry_count:4; // Bit 12:15 - uint32_t fifo_valid_flags:8; // Bit 16:23 - uint32_t fifo_eot_flags:8; // Bit 24:31 - -} sbe_upfifo_status_t ; - -/** - * @brief 64-bit DW structure for Upstream FIFO Dequeue - * or Downstream FIFO Enqueue - * For Upstream FIFO, - * Bit 0 - 31 : Data, Bit 32 - 63 : Status - * For Downstream FIFO, - * Bit 0 - 31 : Data, Bit 32 - 63 : Unused - * - */ -typedef struct -{ - uint32_t fifo_data; - - // The following status field is applicable only for - // upstream FIFO access and will remain reserved for - // downstream FIFO access - sbe_upfifo_status_t statusOrReserved; -} sbeFifoEntry_t ; - - -/** - * @brief 64-bit DW structure for Upstream FIFO Status Reg Read - * Bit 0 - 31 : Status Data, Bit 32 - 63 : Unused - * - */ -typedef struct -{ - sbe_upfifo_status_t upfifo_status; - uint32_t reserved; -} sbeUpFifoStatusReg_t ; - - -/** - * @brief SBE Downstream FIFO Status bits - * - */ -typedef struct -{ - uint32_t reserved0_1:2; // Bit 0:1 - uint32_t parity_err:1; // Bit 2 - uint32_t reserved3_5:3; // Bit 3:5 - uint32_t req_downfifo_reset:1; // Bit 6 - uint32_t req_upfifo_reset:1; // Bit 7 - uint32_t signaling_eot:1; // Bit 8 - uint32_t reserved9:1; // Bit 9 - uint32_t fifo_full:1; // Bit 10 - uint32_t fifo_empty:1; // Bit 11 - uint32_t fifo_entry_count:4; // Bit 12:15 - uint32_t fifo_valid_flags:8; // Bit 16:23 - uint32_t fifo_eot_flags:8; // Bit 24:31 - -} sbe_downfifo_status_t ; - -/** - * @brief 64-bit DW structure for Downstream FIFO Status Reg Read - * Bit 0 - 31 : Status Data, Bit 32 - 63 : Unused - * - */ -typedef struct -{ - sbe_downfifo_status_t downfifo_status; - uint32_t reserved; -} sbeDownFifoStatusReg_t; - -/*****************************************************************/ -/** Upstream FIFO access utilities **/ -/*****************************************************************/ - -/** - * @brief sbeUpFifoDeq : Read entry and status from Upstream FIFO - * - * @param[out] 64-Bit Data read from Upstream FIFO - * - * @return Rc from the underlying scom utility - * - */ -extern inline uint32_t sbeUpFifoDeq (uint64_t *o_data) -{ - /* For SBE FIFO (PIB) access, chiplet ID should be passed as 0 */ - return getscom_abs(SBE_UPSTREAM_FIFO_DEQ_ADD, o_data); -} - - -/** - * @brief sbeUpFifoPerformReset : Perform Upstream FIFO reset request - * - * @return Rc from the underlying scom utility - * - */ -extern inline uint32_t sbeUpFifoPerformReset (void) -{ - SBE_INFO("sbeUpFifoPerformReset"); - return putscom_abs(SBE_UPSTREAM_FIFO_PERFORM_RESET, ((uint64_t)0x1)<<32); -} - - -/** - * @brief sbeUpFifoAckEot : Acknowledge EOT in Upstream FIFO - * - * @return Rc from the underlying scom utility - * - */ -extern inline uint32_t sbeUpFifoAckEot (void) -{ - SBE_INFO("sbeUpFifoAckEot"); - return putscom_abs(SBE_UPSTREAM_FIFO_ACK_EOT, ((uint64_t)0x1)<<32); -} - - -/*****************************************************************/ -/** Downstream FIFO access utilities **/ -/*****************************************************************/ - -/** - * @brief sbeDownFifoEnq : Write data into Downstream FIFO - * - * @param[in] 64-Bit Data write into Downstream FIFO - * Bit 0-31 : Data - * Bit 32-63 : Unused - * - * @return Rc from the underlying scom utility - */ -extern inline uint32_t sbeDownFifoEnq (const uint64_t i_data) -{ - SBE_DEBUG(">sbeDownFifoEnq"); - return putscom_abs(SBE_DOWNSTREAM_FIFO_ENQ_ADD, i_data); -} - - -/** - * @brief sbeDownFifoGetStatus : Read status from downstream FIFO - * - * @param[out] 64-Bit Read status from downstream FIFO - * Bit 0-31 : Data - * Bit 32-63 : Unused - * - * @return Rc from the underlying scom utility - */ -extern inline uint32_t sbeDownFifoGetStatus (uint64_t *o_data) -{ - return getscom_abs(SBE_DOWNSTREAM_FIFO_STATUS, o_data); -} - -#endif // __SBEFW_SBEFIFO_H |
