npcx_flash_api_ex.h

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/*
 * Copyright (c) 2023 Nuvoton Technology Corporation.
 *
 * SPDX-License-Identifier: Apache-2.0
 */

 
#ifndef __ZEPHYR_INCLUDE_DRIVERS_NPCX_FLASH_API_EX_H__
#define __ZEPHYR_INCLUDE_DRIVERS_NPCX_FLASH_API_EX_H__

 
#ifdef __cplusplus
extern "C" {
#endif
 
#include <zephyr/drivers/flash.h>

enum flash_npcx_ex_ops {
        FLASH_NPCX_EX_OP_EXEC_UMA = FLASH_EX_OP_VENDOR_BASE,
        FLASH_NPCX_EX_OP_SET_QSPI_OPER,
        FLASH_NPCX_EX_OP_GET_QSPI_OPER,
        /*
         * NPCX General DMA (GDMA) mode execution.
         *
         * Execute transaction via GDMA module.
         */
        FLASH_NPCX_EX_OP_EXEC_GDMA,
};

struct npcx_ex_ops_uma_in {
        uint8_t opcode;    
        uint8_t *tx_buf;   
        size_t tx_count;   
        uint32_t addr;     
        size_t addr_count; 
        size_t rx_count;   
};

struct npcx_ex_ops_uma_out {
        uint8_t *rx_buf; 
};

struct npcx_ex_ops_qspi_oper_in {
        bool enable;   
        uint32_t mask; 
};

struct npcx_ex_ops_qspi_oper_out {
        uint32_t oper; 
};
 
/* Structures used by FLASH_NPCX_EX_OP_EXEC_GDMA */
struct npcx_ex_ops_gdma_in {
        uint32_t src;
        uint32_t dst;
        uint16_t length;
};

#define NPCX_EX_OP_LOCK_UMA     BIT(0) 
#define NPCX_EX_OP_INT_FLASH_WP BIT(1) 
 
#ifdef __cplusplus
}
#endif

 
#endif /* __ZEPHYR_INCLUDE_DRIVERS_NPCX_FLASH_API_EX_H__ */