1 files changed, 148 insertions, 0 deletions
diff --git a/bsps/arm/imxrt/mcux-sdk/drivers/xecc/fsl_xecc.c b/bsps/arm/imxrt/mcux-sdk/drivers/xecc/fsl_xecc.c
new file mode 100644
index 0000000000..fa6b7984c7
--- /dev/null
+++ b/bsps/arm/imxrt/mcux-sdk/drivers/xecc/fsl_xecc.c
@@ -0,0 +1,148 @@
+/*
+ * Copyright 2019-2020 NXP
+ * All rights reserved.
+ *
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include "fsl_xecc.h"
+
+/*******************************************************************************
+ * Definitions
+ ******************************************************************************/
+
+/* Component ID definition, used by tools. */
+#ifndef FSL_COMPONENT_ID
+#define FSL_COMPONENT_ID "platform.drivers.xecc"
+#endif
+
+/*******************************************************************************
+ * Prototypes
+ ******************************************************************************/
+/*******************************************************************************
+ * Variables
+ ******************************************************************************/
+/*******************************************************************************
+ * Code
+ ******************************************************************************/
+/*!
+ * brief XECC module initialization function.
+ *
+ * param base XECC base address.
+ */
+void XECC_Init(XECC_Type *base, const xecc_config_t *config)
+{
+    /* Enable all the interrupt status */
+    base->ERR_STAT_EN = kXECC_AllInterruptsStatusEnable;
+    /* Clear all the interrupt status */
+    base->ERR_STATUS = kXECC_AllInterruptsFlag;
+    /* Disable all the interrpt */
+    base->ERR_SIG_EN = 0U;
+
+    /* Set ECC regions, which are 4KB aligned */
+    base->ECC_BASE_ADDR0 = config->Region0BaseAddress >> 12U;
+    base->ECC_END_ADDR0  = config->Region0EndAddress >> 12U;
+    base->ECC_BASE_ADDR1 = config->Region1BaseAddress >> 12U;
+    base->ECC_END_ADDR1  = config->Region1EndAddress >> 12U;
+    base->ECC_BASE_ADDR2 = config->Region2BaseAddress >> 12U;
+    base->ECC_END_ADDR2  = config->Region2EndAddress >> 12U;
+    base->ECC_BASE_ADDR3 = config->Region3BaseAddress >> 12U;
+    base->ECC_END_ADDR3  = config->Region3EndAddress >> 12U;
+
+    /* Enable ECC function */
+    base->ECC_CTRL = XECC_ECC_CTRL_ECC_EN(config->enableXECC);
+    base->ECC_CTRL |= XECC_ECC_CTRL_WECC_EN(config->enableWriteECC);
+    base->ECC_CTRL |= XECC_ECC_CTRL_RECC_EN(config->enableReadECC);
+    base->ECC_CTRL |= XECC_ECC_CTRL_SWAP_EN(config->enableSwap);
+
+    /* Make sure XECC register configuration operation has been done. */
+    __DSB();
+}
+
+/*!
+ * brief Deinitializes the XECC.
+ *
+ */
+void XECC_Deinit(XECC_Type *base)
+{
+    /* Disable ECC function */
+    base->ECC_CTRL &= ~XECC_ECC_CTRL_ECC_EN(1);
+}
+
+void XECC_GetDefaultConfig(xecc_config_t *config)
+{
+    assert(NULL != config);
+
+    /* Initializes the configure structure to zero. */
+    (void)memset(config, 0, sizeof(*config));
+
+    /* Default XECC function */
+    config->enableXECC = false;
+    /* Default write ECC function */
+    config->enableWriteECC = false;
+    /* Default read ECC function */
+    config->enableReadECC = false;
+    /* Default swap function */
+    config->enableSwap = false;
+
+    /* ECC region 0 base address */
+    config->Region0BaseAddress = 0U;
+    /* ECC region 0 end address */
+    config->Region0EndAddress = 0U;
+    /* ECC region 1 base address */
+    config->Region1BaseAddress = 0U;
+    /* ECC region 1 end address */
+    config->Region1EndAddress = 0U;
+    /* ECC region 2 base address */
+    config->Region2BaseAddress = 0U;
+    /* ECC region 2 end address */
+    config->Region2EndAddress = 0U;
+    /* ECC region 3 base address */
+    config->Region3BaseAddress = 0U;
+    /* ECC region 3 end address */
+    config->Region3EndAddress = 0U;
+}
+
+/* Mainly use for debug, it can be deprecated when release */
+status_t XECC_ErrorInjection(XECC_Type *base, uint32_t errordata, uint8_t erroreccdata)
+{
+    status_t status = kStatus_Success;
+
+    if ((errordata != 0x00U) || (erroreccdata != 0x00U))
+    {
+        /* error data injection */
+        base->ERR_DATA_INJ = errordata;
+        /* error ecc code injection */
+        base->ERR_ECC_INJ = erroreccdata;
+        /* Make sure injection operation has been done. */
+        __DSB();
+    }
+    else
+    {
+        status = kStatus_Fail;
+    }
+
+    return status;
+}
+
+void XECC_GetSingleErrorInfo(XECC_Type *base, xecc_single_error_info_t *info)
+{
+    assert(info != NULL);
+
+    info->singleErrorAddress  = base->SINGLE_ERR_ADDR;
+    info->singleErrorData     = base->SINGLE_ERR_DATA;
+    info->singleErrorEccCode  = base->SINGLE_ERR_ECC;
+    info->singleErrorBitField = base->SINGLE_ERR_BIT_FIELD;
+    info->singleErrorBitPos   = base->SINGLE_ERR_POS;
+}
+
+void XECC_GetMultiErrorInfo(XECC_Type *base, xecc_multi_error_info_t *info)
+{
+    assert(info != NULL);
+
+    info->multiErrorAddress  = base->MULTI_ERR_ADDR;
+    info->multiErrorData     = base->MULTI_ERR_DATA;
+    info->multiErrorEccCode  = base->MULTI_ERR_ECC;
+    info->multiErrorBitField = base->MULTI_ERR_BIT_FIELD;
+}