399 lines
13 KiB
C
399 lines
13 KiB
C
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/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (C) 2017-2018, Intel Corporation
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* Copyright (C) 2015 Altera Corporation
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*/
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#ifndef _ALTERA_EDAC_H
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#define _ALTERA_EDAC_H
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#include <linux/arm-smccc.h>
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#include <linux/edac.h>
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#include <linux/types.h>
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/* SDRAM Controller CtrlCfg Register */
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#define CV_CTLCFG_OFST 0x00
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/* SDRAM Controller CtrlCfg Register Bit Masks */
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#define CV_CTLCFG_ECC_EN 0x400
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#define CV_CTLCFG_ECC_CORR_EN 0x800
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#define CV_CTLCFG_GEN_SB_ERR 0x2000
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#define CV_CTLCFG_GEN_DB_ERR 0x4000
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#define CV_CTLCFG_ECC_AUTO_EN (CV_CTLCFG_ECC_EN)
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/* SDRAM Controller Address Width Register */
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#define CV_DRAMADDRW_OFST 0x2C
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/* SDRAM Controller Address Widths Field Register */
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#define DRAMADDRW_COLBIT_MASK 0x001F
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#define DRAMADDRW_COLBIT_SHIFT 0
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#define DRAMADDRW_ROWBIT_MASK 0x03E0
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#define DRAMADDRW_ROWBIT_SHIFT 5
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#define CV_DRAMADDRW_BANKBIT_MASK 0x1C00
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#define CV_DRAMADDRW_BANKBIT_SHIFT 10
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#define CV_DRAMADDRW_CSBIT_MASK 0xE000
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#define CV_DRAMADDRW_CSBIT_SHIFT 13
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/* SDRAM Controller Interface Data Width Register */
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#define CV_DRAMIFWIDTH_OFST 0x30
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/* SDRAM Controller Interface Data Width Defines */
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#define CV_DRAMIFWIDTH_16B_ECC 24
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#define CV_DRAMIFWIDTH_32B_ECC 40
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/* SDRAM Controller DRAM Status Register */
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#define CV_DRAMSTS_OFST 0x38
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/* SDRAM Controller DRAM Status Register Bit Masks */
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#define CV_DRAMSTS_SBEERR 0x04
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#define CV_DRAMSTS_DBEERR 0x08
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#define CV_DRAMSTS_CORR_DROP 0x10
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/* SDRAM Controller DRAM IRQ Register */
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#define CV_DRAMINTR_OFST 0x3C
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/* SDRAM Controller DRAM IRQ Register Bit Masks */
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#define CV_DRAMINTR_INTREN 0x01
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#define CV_DRAMINTR_SBEMASK 0x02
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#define CV_DRAMINTR_DBEMASK 0x04
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#define CV_DRAMINTR_CORRDROPMASK 0x08
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#define CV_DRAMINTR_INTRCLR 0x10
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/* SDRAM Controller Single Bit Error Count Register */
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#define CV_SBECOUNT_OFST 0x40
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/* SDRAM Controller Double Bit Error Count Register */
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#define CV_DBECOUNT_OFST 0x44
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/* SDRAM Controller ECC Error Address Register */
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#define CV_ERRADDR_OFST 0x48
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/*-----------------------------------------*/
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/* SDRAM Controller EccCtrl Register */
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#define A10_ECCCTRL1_OFST 0x00
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/* SDRAM Controller EccCtrl Register Bit Masks */
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#define A10_ECCCTRL1_ECC_EN 0x001
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#define A10_ECCCTRL1_CNT_RST 0x010
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#define A10_ECCCTRL1_AWB_CNT_RST 0x100
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#define A10_ECC_CNT_RESET_MASK (A10_ECCCTRL1_CNT_RST | \
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A10_ECCCTRL1_AWB_CNT_RST)
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/* SDRAM Controller Address Width Register */
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#define CV_DRAMADDRW 0xFFC2502C
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#define A10_DRAMADDRW 0xFFCFA0A8
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#define S10_DRAMADDRW 0xF80110E0
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/* SDRAM Controller Address Widths Field Register */
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#define DRAMADDRW_COLBIT_MASK 0x001F
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#define DRAMADDRW_COLBIT_SHIFT 0
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#define DRAMADDRW_ROWBIT_MASK 0x03E0
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#define DRAMADDRW_ROWBIT_SHIFT 5
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#define CV_DRAMADDRW_BANKBIT_MASK 0x1C00
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#define CV_DRAMADDRW_BANKBIT_SHIFT 10
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#define CV_DRAMADDRW_CSBIT_MASK 0xE000
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#define CV_DRAMADDRW_CSBIT_SHIFT 13
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#define A10_DRAMADDRW_BANKBIT_MASK 0x3C00
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#define A10_DRAMADDRW_BANKBIT_SHIFT 10
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#define A10_DRAMADDRW_GRPBIT_MASK 0xC000
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#define A10_DRAMADDRW_GRPBIT_SHIFT 14
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#define A10_DRAMADDRW_CSBIT_MASK 0x70000
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#define A10_DRAMADDRW_CSBIT_SHIFT 16
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/* SDRAM Controller Interface Data Width Register */
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#define CV_DRAMIFWIDTH 0xFFC25030
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#define A10_DRAMIFWIDTH 0xFFCFB008
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#define S10_DRAMIFWIDTH 0xF8011008
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/* SDRAM Controller Interface Data Width Defines */
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#define CV_DRAMIFWIDTH_16B_ECC 24
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#define CV_DRAMIFWIDTH_32B_ECC 40
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#define A10_DRAMIFWIDTH_16B 0x0
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#define A10_DRAMIFWIDTH_32B 0x1
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#define A10_DRAMIFWIDTH_64B 0x2
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/* SDRAM Controller DRAM IRQ Register */
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#define A10_ERRINTEN_OFST 0x10
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/* SDRAM Controller DRAM IRQ Register Bit Masks */
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#define A10_ERRINTEN_SERRINTEN 0x01
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#define A10_ERRINTEN_DERRINTEN 0x02
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#define A10_ECC_IRQ_EN_MASK (A10_ERRINTEN_SERRINTEN | \
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A10_ERRINTEN_DERRINTEN)
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/* SDRAM Interrupt Mode Register */
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#define A10_INTMODE_OFST 0x1C
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#define A10_INTMODE_SB_INT 1
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/* SDRAM Controller Error Status Register */
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#define A10_INTSTAT_OFST 0x20
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/* SDRAM Controller Error Status Register Bit Masks */
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#define A10_INTSTAT_SBEERR 0x01
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#define A10_INTSTAT_DBEERR 0x02
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/* SDRAM Controller ECC Error Address Register */
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#define A10_DERRADDR_OFST 0x2C
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#define A10_SERRADDR_OFST 0x30
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/* SDRAM Controller ECC Diagnostic Register */
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#define A10_DIAGINTTEST_OFST 0x24
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#define A10_DIAGINT_TSERRA_MASK 0x0001
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#define A10_DIAGINT_TDERRA_MASK 0x0100
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#define A10_SBERR_IRQ 34
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#define A10_DBERR_IRQ 32
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/* SDRAM Single Bit Error Count Compare Set Register */
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#define A10_SERRCNTREG_OFST 0x3C
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#define A10_SYMAN_INTMASK_CLR 0xFFD06098
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#define A10_INTMASK_CLR_OFST 0x10
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#define A10_DDR0_IRQ_MASK BIT(17)
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struct altr_sdram_prv_data {
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int ecc_ctrl_offset;
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int ecc_ctl_en_mask;
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int ecc_cecnt_offset;
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int ecc_uecnt_offset;
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int ecc_stat_offset;
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int ecc_stat_ce_mask;
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int ecc_stat_ue_mask;
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int ecc_saddr_offset;
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int ecc_daddr_offset;
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int ecc_irq_en_offset;
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int ecc_irq_en_mask;
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int ecc_irq_clr_offset;
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int ecc_irq_clr_mask;
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int ecc_cnt_rst_offset;
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int ecc_cnt_rst_mask;
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struct edac_dev_sysfs_attribute *eccmgr_sysfs_attr;
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int ecc_enable_mask;
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int ce_set_mask;
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int ue_set_mask;
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int ce_ue_trgr_offset;
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};
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/* Altera SDRAM Memory Controller data */
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struct altr_sdram_mc_data {
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struct regmap *mc_vbase;
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int sb_irq;
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int db_irq;
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const struct altr_sdram_prv_data *data;
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};
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/************************** EDAC Device Defines **************************/
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/***** General Device Trigger Defines *****/
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#define ALTR_UE_TRIGGER_CHAR 'U' /* Trigger for UE */
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#define ALTR_TRIGGER_READ_WRD_CNT 32 /* Line size x 4 */
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#define ALTR_TRIG_OCRAM_BYTE_SIZE 128 /* Line size x 4 */
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#define ALTR_TRIG_L2C_BYTE_SIZE 4096 /* Full Page */
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/******* Cyclone5 and Arria5 Defines *******/
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/* OCRAM ECC Management Group Defines */
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#define ALTR_MAN_GRP_OCRAM_ECC_OFFSET 0x04
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#define ALTR_OCR_ECC_REG_OFFSET 0x00
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#define ALTR_OCR_ECC_EN BIT(0)
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#define ALTR_OCR_ECC_INJS BIT(1)
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#define ALTR_OCR_ECC_INJD BIT(2)
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#define ALTR_OCR_ECC_SERR BIT(3)
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#define ALTR_OCR_ECC_DERR BIT(4)
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/* L2 ECC Management Group Defines */
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#define ALTR_MAN_GRP_L2_ECC_OFFSET 0x00
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#define ALTR_L2_ECC_REG_OFFSET 0x00
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#define ALTR_L2_ECC_EN BIT(0)
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#define ALTR_L2_ECC_INJS BIT(1)
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#define ALTR_L2_ECC_INJD BIT(2)
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/* Arria10 General ECC Block Module Defines */
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#define ALTR_A10_ECC_CTRL_OFST 0x08
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#define ALTR_A10_ECC_EN BIT(0)
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#define ALTR_A10_ECC_INITA BIT(16)
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#define ALTR_A10_ECC_INITB BIT(24)
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#define ALTR_A10_ECC_INITSTAT_OFST 0x0C
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#define ALTR_A10_ECC_INITCOMPLETEA BIT(0)
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#define ALTR_A10_ECC_INITCOMPLETEB BIT(8)
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#define ALTR_A10_ECC_ERRINTEN_OFST 0x10
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#define ALTR_A10_ECC_ERRINTENS_OFST 0x14
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#define ALTR_A10_ECC_ERRINTENR_OFST 0x18
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#define ALTR_A10_ECC_SERRINTEN BIT(0)
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#define ALTR_A10_ECC_INTMODE_OFST 0x1C
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#define ALTR_A10_ECC_INTMODE BIT(0)
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#define ALTR_A10_ECC_INTSTAT_OFST 0x20
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#define ALTR_A10_ECC_SERRPENA BIT(0)
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#define ALTR_A10_ECC_DERRPENA BIT(8)
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#define ALTR_A10_ECC_ERRPENA_MASK (ALTR_A10_ECC_SERRPENA | \
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ALTR_A10_ECC_DERRPENA)
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#define ALTR_A10_ECC_SERRPENB BIT(16)
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#define ALTR_A10_ECC_DERRPENB BIT(24)
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#define ALTR_A10_ECC_ERRPENB_MASK (ALTR_A10_ECC_SERRPENB | \
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ALTR_A10_ECC_DERRPENB)
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#define ALTR_A10_ECC_INTTEST_OFST 0x24
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#define ALTR_A10_ECC_TSERRA BIT(0)
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#define ALTR_A10_ECC_TDERRA BIT(8)
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#define ALTR_A10_ECC_TSERRB BIT(16)
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#define ALTR_A10_ECC_TDERRB BIT(24)
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/* ECC Manager Defines */
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#define A10_SYSMGR_ECC_INTMASK_SET_OFST 0x94
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#define A10_SYSMGR_ECC_INTMASK_CLR_OFST 0x98
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#define A10_SYSMGR_ECC_INTMASK_OCRAM BIT(1)
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#define A10_SYSMGR_ECC_INTSTAT_SERR_OFST 0x9C
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#define A10_SYSMGR_ECC_INTSTAT_DERR_OFST 0xA0
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#define A10_SYSMGR_ECC_INTSTAT_L2 BIT(0)
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#define A10_SYSMGR_ECC_INTSTAT_OCRAM BIT(1)
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#define A10_SYSGMR_MPU_CLEAR_L2_ECC_OFST 0xA8
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#define A10_SYSGMR_MPU_CLEAR_L2_ECC_SB BIT(15)
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#define A10_SYSGMR_MPU_CLEAR_L2_ECC_MB BIT(31)
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/* Arria 10 L2 ECC Management Group Defines */
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#define ALTR_A10_L2_ECC_CTL_OFST 0x0
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#define ALTR_A10_L2_ECC_EN_CTL BIT(0)
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#define ALTR_A10_L2_ECC_STATUS 0xFFD060A4
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#define ALTR_A10_L2_ECC_STAT_OFST 0xA4
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#define ALTR_A10_L2_ECC_SERR_PEND BIT(0)
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#define ALTR_A10_L2_ECC_MERR_PEND BIT(0)
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#define ALTR_A10_L2_ECC_CLR_OFST 0x4
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#define ALTR_A10_L2_ECC_SERR_CLR BIT(15)
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#define ALTR_A10_L2_ECC_MERR_CLR BIT(31)
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#define ALTR_A10_L2_ECC_INJ_OFST ALTR_A10_L2_ECC_CTL_OFST
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#define ALTR_A10_L2_ECC_CE_INJ_MASK 0x00000101
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#define ALTR_A10_L2_ECC_UE_INJ_MASK 0x00010101
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/* Arria 10 OCRAM ECC Management Group Defines */
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#define ALTR_A10_OCRAM_ECC_EN_CTL (BIT(1) | BIT(0))
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/* Arria 10 Ethernet ECC Management Group Defines */
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#define ALTR_A10_COMMON_ECC_EN_CTL BIT(0)
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/* Arria 10 SDMMC ECC Management Group Defines */
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#define ALTR_A10_SDMMC_IRQ_MASK (BIT(16) | BIT(15))
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/* A10 ECC Controller memory initialization timeout */
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#define ALTR_A10_ECC_INIT_WATCHDOG_10US 10000
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/************* Stratix10 Defines **************/
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#define ALTR_S10_ECC_CTRL_SDRAM_OFST 0x00
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#define ALTR_S10_ECC_EN BIT(0)
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#define ALTR_S10_ECC_ERRINTEN_OFST 0x10
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#define ALTR_S10_ECC_ERRINTENS_OFST 0x14
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#define ALTR_S10_ECC_ERRINTENR_OFST 0x18
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#define ALTR_S10_ECC_SERRINTEN BIT(0)
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#define ALTR_S10_ECC_INTMODE_OFST 0x1C
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#define ALTR_S10_ECC_INTMODE BIT(0)
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#define ALTR_S10_ECC_INTSTAT_OFST 0x20
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#define ALTR_S10_ECC_SERRPENA BIT(0)
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#define ALTR_S10_ECC_DERRPENA BIT(8)
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#define ALTR_S10_ECC_ERRPENA_MASK (ALTR_S10_ECC_SERRPENA | \
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ALTR_S10_ECC_DERRPENA)
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#define ALTR_S10_ECC_INTTEST_OFST 0x24
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#define ALTR_S10_ECC_TSERRA BIT(0)
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#define ALTR_S10_ECC_TDERRA BIT(8)
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#define ALTR_S10_ECC_TSERRB BIT(16)
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#define ALTR_S10_ECC_TDERRB BIT(24)
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#define ALTR_S10_DERR_ADDRA_OFST 0x2C
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/* Stratix10 ECC Manager Defines */
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#define S10_SYSMGR_ECC_INTMASK_CLR_OFST 0x98
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#define S10_SYSMGR_ECC_INTSTAT_DERR_OFST 0xA0
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/* Sticky registers for Uncorrected Errors */
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#define S10_SYSMGR_UE_VAL_OFST 0x220
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#define S10_SYSMGR_UE_ADDR_OFST 0x224
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#define S10_DDR0_IRQ_MASK BIT(16)
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#define S10_DBE_IRQ_MASK 0x3FFFE
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||
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||
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/* Define ECC Block Offsets for peripherals */
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#define ECC_BLK_ADDRESS_OFST 0x40
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||
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#define ECC_BLK_RDATA0_OFST 0x44
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||
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#define ECC_BLK_RDATA1_OFST 0x48
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||
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#define ECC_BLK_RDATA2_OFST 0x4C
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||
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|
#define ECC_BLK_RDATA3_OFST 0x50
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||
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#define ECC_BLK_WDATA0_OFST 0x54
|
||
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|
#define ECC_BLK_WDATA1_OFST 0x58
|
||
|
|
#define ECC_BLK_WDATA2_OFST 0x5C
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||
|
|
#define ECC_BLK_WDATA3_OFST 0x60
|
||
|
|
#define ECC_BLK_RECC0_OFST 0x64
|
||
|
|
#define ECC_BLK_RECC1_OFST 0x68
|
||
|
|
#define ECC_BLK_WECC0_OFST 0x6C
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||
|
|
#define ECC_BLK_WECC1_OFST 0x70
|
||
|
|
#define ECC_BLK_DBYTECTRL_OFST 0x74
|
||
|
|
#define ECC_BLK_ACCCTRL_OFST 0x78
|
||
|
|
#define ECC_BLK_STARTACC_OFST 0x7C
|
||
|
|
|
||
|
|
#define ECC_XACT_KICK 0x10000
|
||
|
|
#define ECC_WORD_WRITE 0xFF
|
||
|
|
#define ECC_WRITE_DOVR 0x101
|
||
|
|
#define ECC_WRITE_EDOVR 0x103
|
||
|
|
#define ECC_READ_EOVR 0x2
|
||
|
|
#define ECC_READ_EDOVR 0x3
|
||
|
|
|
||
|
|
struct altr_edac_device_dev;
|
||
|
|
|
||
|
|
struct edac_device_prv_data {
|
||
|
|
int (*setup)(struct altr_edac_device_dev *device);
|
||
|
|
int ce_clear_mask;
|
||
|
|
int ue_clear_mask;
|
||
|
|
int irq_status_mask;
|
||
|
|
void * (*alloc_mem)(size_t size, void **other);
|
||
|
|
void (*free_mem)(void *p, size_t size, void *other);
|
||
|
|
int ecc_enable_mask;
|
||
|
|
int ecc_en_ofst;
|
||
|
|
int ce_set_mask;
|
||
|
|
int ue_set_mask;
|
||
|
|
int set_err_ofst;
|
||
|
|
irqreturn_t (*ecc_irq_handler)(int irq, void *dev_id);
|
||
|
|
int trig_alloc_sz;
|
||
|
|
const struct file_operations *inject_fops;
|
||
|
|
bool panic;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct altr_edac_device_dev {
|
||
|
|
struct list_head next;
|
||
|
|
void __iomem *base;
|
||
|
|
int sb_irq;
|
||
|
|
int db_irq;
|
||
|
|
const struct edac_device_prv_data *data;
|
||
|
|
struct dentry *debugfs_dir;
|
||
|
|
char *edac_dev_name;
|
||
|
|
struct altr_arria10_edac *edac;
|
||
|
|
struct edac_device_ctl_info *edac_dev;
|
||
|
|
struct device ddev;
|
||
|
|
int edac_idx;
|
||
|
|
};
|
||
|
|
|
||
|
|
struct altr_arria10_edac {
|
||
|
|
struct device *dev;
|
||
|
|
struct regmap *ecc_mgr_map;
|
||
|
|
int sb_irq;
|
||
|
|
int db_irq;
|
||
|
|
struct irq_domain *domain;
|
||
|
|
struct irq_chip irq_chip;
|
||
|
|
struct list_head a10_ecc_devices;
|
||
|
|
struct notifier_block panic_notifier;
|
||
|
|
};
|
||
|
|
|
||
|
|
#endif /* #ifndef _ALTERA_EDAC_H */
|