diff options
Diffstat (limited to 'drivers/edac/altera_edac.h')
| -rw-r--r-- | drivers/edac/altera_edac.h | 132 |
1 files changed, 119 insertions, 13 deletions
diff --git a/drivers/edac/altera_edac.h b/drivers/edac/altera_edac.h index cbc96290f7439..81f0554e09de8 100644 --- a/drivers/edac/altera_edac.h +++ b/drivers/edac/altera_edac.h @@ -1,23 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0 */ /* - * + * Copyright (C) 2017-2018, Intel Corporation * Copyright (C) 2015 Altera Corporation - * - * This program is free software; you can redistribute it and/or modify it - * under the terms and conditions of the GNU General Public License, - * version 2, as published by the Free Software Foundation. - * - * This program is distributed in the hope it will be useful, but WITHOUT - * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or - * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for - * more details. - * - * You should have received a copy of the GNU General Public License along with - * this program. If not, see <http://www.gnu.org/licenses/>. */ #ifndef _ALTERA_EDAC_H #define _ALTERA_EDAC_H +#include <linux/arm-smccc.h> #include <linux/edac.h> #include <linux/types.h> @@ -94,6 +84,7 @@ /* SDRAM Controller Address Width Register */ #define CV_DRAMADDRW 0xFFC2502C #define A10_DRAMADDRW 0xFFCFA0A8 +#define S10_DRAMADDRW 0xF80110E0 /* SDRAM Controller Address Widths Field Register */ #define DRAMADDRW_COLBIT_MASK 0x001F @@ -115,6 +106,7 @@ /* SDRAM Controller Interface Data Width Register */ #define CV_DRAMIFWIDTH 0xFFC25030 #define A10_DRAMIFWIDTH 0xFFCFB008 +#define S10_DRAMIFWIDTH 0xF8011008 /* SDRAM Controller Interface Data Width Defines */ #define CV_DRAMIFWIDTH_16B_ECC 24 @@ -164,6 +156,34 @@ #define A10_INTMASK_CLR_OFST 0x10 #define A10_DDR0_IRQ_MASK BIT(17) +/************* Stratix10 Defines **************/ + +/* SDRAM Controller EccCtrl Register */ +#define S10_ECCCTRL1_OFST 0xF8011100 + +/* SDRAM Controller DRAM IRQ Register */ +#define S10_ERRINTEN_OFST 0xF8011110 + +/* SDRAM Interrupt Mode Register */ +#define S10_INTMODE_OFST 0xF801111C + +/* SDRAM Controller Error Status Register */ +#define S10_INTSTAT_OFST 0xF8011120 + +/* SDRAM Controller ECC Error Address Register */ +#define S10_DERRADDR_OFST 0xF801112C +#define S10_SERRADDR_OFST 0xF8011130 + +/* SDRAM Controller ECC Diagnostic Register */ +#define S10_DIAGINTTEST_OFST 0xF8011124 + +/* SDRAM Single Bit Error Count Compare Set Register */ +#define S10_SERRCNTREG_OFST 0xF801113C + +/* Sticky registers for Uncorrected Errors */ +#define S10_SYSMGR_UE_VAL_OFST 0xFFD12220 +#define S10_SYSMGR_UE_ADDR_OFST 0xFFD12224 + struct altr_sdram_prv_data { int ecc_ctrl_offset; int ecc_ctl_en_mask; @@ -296,6 +316,18 @@ struct altr_sdram_mc_data { /* A10 ECC Controller memory initialization timeout */ #define ALTR_A10_ECC_INIT_WATCHDOG_10US 10000 +/************* Stratix10 Defines **************/ + +/* Stratix10 ECC Manager Defines */ +#define S10_SYSMGR_ECC_INTMASK_VAL_OFST 0xFFD12090 +#define S10_SYSMGR_ECC_INTMASK_SET_OFST 0xFFD12094 +#define S10_SYSMGR_ECC_INTMASK_CLR_OFST 0xFFD12098 + +#define S10_SYSMGR_ECC_INTSTAT_SERR_OFST 0xFFD1209C +#define S10_SYSMGR_ECC_INTSTAT_DERR_OFST 0xFFD120A0 + +#define S10_DDR0_IRQ_MASK BIT(16) + struct altr_edac_device_dev; struct edac_device_prv_data { @@ -340,4 +372,78 @@ struct altr_arria10_edac { struct list_head a10_ecc_devices; }; +/* + * Functions specified by ARM SMC Calling convention: + * + * FAST call executes atomic operations, returns when the requested operation + * has completed. + * STD call starts a operation which can be preempted by a non-secure + * interrupt. The call can return before the requested operation has + * completed. + * + * a0..a7 is used as register names in the descriptions below, on arm32 + * that translates to r0..r7 and on arm64 to w0..w7. + */ + +#define INTEL_SIP_SMC_STD_CALL_VAL(func_num) \ + ARM_SMCCC_CALL_VAL(ARM_SMCCC_STD_CALL, ARM_SMCCC_SMC_64, \ + ARM_SMCCC_OWNER_SIP, (func_num)) + +#define INTEL_SIP_SMC_FAST_CALL_VAL(func_num) \ + ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, ARM_SMCCC_SMC_64, \ + ARM_SMCCC_OWNER_SIP, (func_num)) + +#define INTEL_SIP_SMC_RETURN_UNKNOWN_FUNCTION 0xFFFFFFFF +#define INTEL_SIP_SMC_STATUS_OK 0x0 +#define INTEL_SIP_SMC_REG_ERROR 0x5 + +/* + * Request INTEL_SIP_SMC_REG_READ + * + * Read a protected register using SMCCC + * + * Call register usage: + * a0: INTEL_SIP_SMC_REG_READ. + * a1: register address. + * a2-7: not used. + * + * Return status: + * a0: INTEL_SIP_SMC_STATUS_OK, INTEL_SIP_SMC_REG_ERROR, or + * INTEL_SIP_SMC_RETURN_UNKNOWN_FUNCTION + * a1: Value in the register + * a2-3: not used. + */ +#define INTEL_SIP_SMC_FUNCID_REG_READ 7 +#define INTEL_SIP_SMC_REG_READ \ + INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_REG_READ) + +/* + * Request INTEL_SIP_SMC_REG_WRITE + * + * Write a protected register using SMCCC + * + * Call register usage: + * a0: INTEL_SIP_SMC_REG_WRITE. + * a1: register address + * a2: value to program into register. + * a3-7: not used. + * + * Return status: + * a0: INTEL_SIP_SMC_STATUS_OK, INTEL_SIP_SMC_REG_ERROR, or + * INTEL_SIP_SMC_RETURN_UNKNOWN_FUNCTION + * a1-3: not used. + */ +#define INTEL_SIP_SMC_FUNCID_REG_WRITE 8 +#define INTEL_SIP_SMC_REG_WRITE \ + INTEL_SIP_SMC_FAST_CALL_VAL(INTEL_SIP_SMC_FUNCID_REG_WRITE) + +struct altr_stratix10_edac { + struct device *dev; + int sb_irq; + struct irq_domain *domain; + struct irq_chip irq_chip; + struct list_head s10_ecc_devices; + struct notifier_block panic_notifier; +}; + #endif /* #ifndef _ALTERA_EDAC_H */ |