354 lines
16 KiB
C
354 lines
16 KiB
C
/*
|
||
* Copyright : (C) 2022 Phytium Information Technology, Inc.
|
||
* All Rights Reserved.
|
||
*
|
||
* This program is OPEN SOURCE software: you can redistribute it and/or modify it
|
||
* under the terms of the Phytium Public License as published by the Phytium Technology Co.,Ltd,
|
||
* either version 1.0 of the License, or (at your option) any later version.
|
||
*
|
||
* This program is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY;
|
||
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
||
* See the Phytium Public License for more details.
|
||
*
|
||
*
|
||
* FilePath: fsdmmc_hw.h
|
||
* Date: 2022-02-10 14:53:42
|
||
* LastEditTime: 2022-02-18 08:54:24
|
||
* Description: This file contains macros that can be used to access the device.
|
||
*
|
||
* Modify History:
|
||
* Ver Who Date Changes
|
||
* ----- ------ -------- --------------------------------------
|
||
* 1.0 zhugengyu 2021/12/2 init
|
||
*/
|
||
|
||
#ifndef FSDMMC_HW_H
|
||
#define FSDMMC_HW_H
|
||
|
||
/***************************** Include Files *********************************/
|
||
|
||
#include "fparameters.h"
|
||
#include "fio.h"
|
||
#include "fkernel.h"
|
||
|
||
#ifdef __aarch64__
|
||
#include "faarch64.h"
|
||
#else
|
||
#include "fcp15.h"
|
||
#endif
|
||
|
||
#ifdef __cplusplus
|
||
extern "C"
|
||
{
|
||
#endif
|
||
|
||
/************************** Constant Definitions *****************************/
|
||
|
||
/** @name Register Map
|
||
*
|
||
* Register offsets from the base address of an SD device.
|
||
* @{
|
||
*/
|
||
#define FSDMMC_CONTROLL_SETTING_REG_OFFSET 0x00 /* Controller configuration register */
|
||
#define FSDMMC_ARGUMENT_REG_OFFSET 0x04 /* Parameter register */
|
||
#define FSDMMC_CMD_SETTING_REG_OFFSET 0x08 /* Command register */
|
||
#define FSDMMC_CLOCK_DIV_REG_OFFSET 0x0C /* Clock division register */
|
||
#define FSDMMC_SOFTWARE_RESET_REG_OFFSET 0x10 /* Reset control register */
|
||
#define FSDMMC_POWER_CONTROLL_REG_OFFSET 0x14 /* Power control register */
|
||
#define FSDMMC_TIMEOUT_CMD_REG_OFFSET 0x18 /* Cmd Timeout setting register */
|
||
#define FSDMMC_TIMEOUT_DATA_REG_OFFSET 0x1C /* Data timeout setting register */
|
||
#define FSDMMC_NORMAL_INT_EN_REG_OFFSET 0x20 /* Interrupt Enable Register */
|
||
#define FSDMMC_ERROR_INT_EN_REG_OFFSET 0x24 /* Error Interrupt Enable Register */
|
||
#define FSDMMC_BD_ISR_EN_REG_OFFSET 0x28 /* Data Transfer Interrupt Enable Register */
|
||
#define FSDMMC_CAPABILIES_REG_OFFSET 0x2c /* capabilies register */
|
||
#define FSDMMC_SD_DRV_REG_OFFSET 0x30 /* SD card driver phase register */
|
||
#define FSDMMC_SD_SAMP_REG_OFFSET 0x34 /* SD card sampling phase register */
|
||
#define FSDMMC_SD_SEN_REG_OFFSET 0x38 /* Card detection controller */
|
||
#define FSDMMC_HDS_AXI_REG_CONF1_REG_OFFSET 0x3c /* AXI boundary configuration register 1 */
|
||
#define FSDMMC_DAT_IN_M_RX_BD_REG_OFFSET 0x40 /* SD BD RX address register */
|
||
#define FSDMMC_DAT_IN_M_TX_BD_REG_OFFSET 0x60 /* SD BD TX address register */
|
||
#define FSDMMC_BLK_CNT_REG_OFFSET 0x80 /* Block reads and writes configuration registers */
|
||
#define FSDMMC_HDS_AXI_REG_CONF2_REG_OFFSET 0xa8 /* AXI boundary configuration register 2 */
|
||
#define FSDMMC_NORMAL_INT_STATUS_REG_OFFSET 0xc0 /* Interrupt status register */
|
||
#define FSDMMC_ERROR_INT_STATUS_REG_OFFSET 0xc4 /* ERROR interrupt register */
|
||
#define FSDMMC_BD_ISR_REG_OFFSET 0xc8 /* Data Transfer Interrupt Status Register */
|
||
#define FSDMMC_BD_STATUS_REG_OFFSET 0xcc /* BD descriptor register */
|
||
#define FSDMMC_STATUS_REG_OFFSET 0xd0 /* Status register */
|
||
#define FSDMMC_BLOCK_REG_OFFSET 0xd4 /* Block length register */
|
||
#define FSDMMC_CMD_RESP_1_REG_OFFSET 0xe0 /* Command response register 1 */
|
||
#define FSDMMC_CMD_RESP_2_REG_OFFSET 0xe4 /* Command response register 2 */
|
||
#define FSDMMC_CMD_RESP_3_REG_OFFSET 0xe8 /* Command response register 3 */
|
||
#define FSDMMC_CMD_RESP_4_REG_OFFSET 0xec /* Command response register 4 */
|
||
|
||
/** @name FSDMMC_CONTROLL_SETTING_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_PERMDW_MASK GENMASK(11, 10)
|
||
#define FSDMMC_PERMDW(x) (FSDMMC_PERMDW_MASK & ((x) << 10)) /* 写操作对应的大小端选择 */
|
||
#define FSDMMC_PERMDW_LIT_END FSDMMC_PERMDW(0x0)
|
||
#define FSDMMC_PERMDW_BIG_END FSDMMC_PERMDW(0x1)
|
||
#define FSDMMC_PERMDW_STD_END FSDMMC_PERMDW(0x3)
|
||
|
||
#define FSDMMC_PERMDR_MASK GENMASK(9, 8)
|
||
#define FSDMMC_PERMDR(x) (FSDMMC_PERMDR_MASK & ((x) << 8)) /* 读操作对应的大小端选择 */
|
||
#define FSDMMC_PERMDR_LIT_END FSDMMC_PERMDR(0x0)
|
||
#define FSDMMC_PERMDR_BIG_END FSDMMC_PERMDR(0x1)
|
||
#define FSDMMC_PERMDR_STD_END FSDMMC_PERMDR(0x3)
|
||
|
||
/** @name FSDMMC_ARGUMENT_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_ARGUMENT_MASK GENMASK(31, 0)
|
||
|
||
/** @name FSDMMC_CMD_SETTING_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_CMD_RESP_MASK GENMASK(1, 0)
|
||
#define FSDMMC_CMD_SETTING_RTS(x) (FSDMMC_CMD_RESP_MASK & ((x) << 0)) /* 0: No response 01: Response byte length 136 10: Response byte length 48 11: Response byte length 48 */
|
||
#define FSDMMC_CMD_NO_RESP FSDMMC_CMD_SETTING_RTS(0x0) /* 00：不响应 */
|
||
#define FSDMMC_CMD_RESP_136_BIT FSDMMC_CMD_SETTING_RTS(0x1) /* 01：响应字节长度 136 */
|
||
#define FSDMMC_CMD_RESP_48_BIT FSDMMC_CMD_SETTING_RTS(0x2) /* 10: 响应字节长度 48 */
|
||
#define FSDMMC_CMD_RESP_48_BIT_BUSY_CHECK FSDMMC_CMD_SETTING_RTS(0x3) /* 11: 响应字节长度 48, check busy after resp */
|
||
|
||
#define FSDMMC_CMD_SETTING_CRCE BIT(3) /* 0: CRC check is not performed on CMD response 1: CRC check is performed on CMD response */
|
||
#define FSDMMC_CMD_SETTING_CICE BIT(4) /* 0：CMD 响应时，不执行索引检查 1：CMD 响应时，执行索引检查 */
|
||
#define FSDMMC_CMD_SETTING_CMDTP(x) (GENMASK(7, 6) & ((x) << 6)) /* 命令类型 */
|
||
#define FSDMMC_CMD_SETTING_CMDI(x) (GENMASK(13, 8) & ((x) << 8)) /* 命令索引 */
|
||
#define FSDMMC_CMD_SETTING_TRTY(x) (GENMASK(15, 14) & ((x) << 14)) /* 10： adtc 指令 ,其它： 读写操作 */
|
||
|
||
|
||
/** @name FSDMMC_CLOCK_DIV_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_CLK_DIVIDER(clk) (GENMASK(31, 0) & ((FSDMMC_CLK_FREQ_HZ / (2 * (clk))) - 1))
|
||
|
||
/** @name FSDMMC_SOFTWARE_RESET_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_SOFTWARE_RESET_SRST BIT(0) /* 控制器软复位 */
|
||
#define FSDMMC_SOFTWARE_RESET_BDRST BIT(2) /* DMA BD 清 0 */
|
||
#define FSDMMC_SOFTWARE_RESET_CFCLF BIT(3) /* 卡插入拔出状态触发标志清 0 */
|
||
|
||
/** @name FSDMMC_TIMEOUT_CMD_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_TIMEOUT_CMD_MASK GENMASK(31, 0)
|
||
|
||
/** @name FSDMMC_TIMEOUT_DATA_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_TIMEOUT_DATA_MASK GENMASK(31, 0)
|
||
|
||
/** @name FSDMMC_NORMAL_INT_EN_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_NORMAL_INT_EN_ECC BIT(0) /* 命令完成中断使能 */
|
||
#define FSDMMC_NORMAL_INT_EN_ECCRCE BIT(1) /* 卡拔出中断使能 */
|
||
#define FSDMMC_NORMAL_INT_EN_ECIE BIT(15) /* 错误中断使能 */
|
||
#define FSDMCC_NORMAL_INT_ALL_BITS (FSDMMC_NORMAL_INT_EN_ECC | FSDMMC_NORMAL_INT_EN_ECCRCE |\
|
||
FSDMMC_NORMAL_INT_EN_ECIE)
|
||
|
||
/** @name FSDMMC_ERROR_INT_EN_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_ERROR_INT_EN_CNR BIT(4) /* 命令响应错误中断 */
|
||
#define FSDMMC_ERROR_INT_EN_CIR BIT(3) /* 命令索引错误中断使能 */
|
||
#define FSDMMC_ERROR_INT_EN_CCRCE BIT(1) /* 命令 CRC 错误中断使能 */
|
||
#define FSDMMC_ERROR_INT_EN_CTE BIT(0) /* 命令超时中断使能 */
|
||
#define FSDMMC_ERROR_INT_ALL_BITS (FSDMMC_ERROR_INT_EN_CNR | FSDMMC_ERROR_INT_EN_CIR |\
|
||
FSDMMC_ERROR_INT_EN_CCRCE | FSDMMC_ERROR_INT_EN_CTE)
|
||
|
||
/** @name FSDMMC_BD_ISR_EN_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_BD_ISR_EN_ETRS BIT(0) /* DMA 传输完成中断使能 */
|
||
#define FSDMMC_BD_ISR_EN_EDTE BIT(3) /* 数据超时中断使能 */
|
||
#define FSDMMC_BD_ISR_EN_ECMDE BIT(4) /* 命令响应错误中断使能 */
|
||
#define FSDMMC_BD_ISR_EN_ETRE BIT(5) /* 传输错误中断使能 */
|
||
#define FSDMMC_BD_ISR_EN_ENRCRCE BIT(6) /* CRC 校验错误中断使能 */
|
||
#define FSDMMC_BD_ISR_EN_EDATFRAXE BIT(7) /* AXI 总线错误中断使能 */
|
||
#define FSDMMC_BD_ISR_EN_RESPE BIT(8) /* 读 SD 卡操作，AXI BR 通道完成中断 */
|
||
#define FSDMMC_BD_ISR_EN_EDAISE BIT(15) /* DMA 错误中断使能 */
|
||
#define FSDMMC_BD_ISR_ALL_BITS (FSDMMC_BD_ISR_EN_ETRS | FSDMMC_BD_ISR_EN_EDTE | \
|
||
FSDMMC_BD_ISR_EN_ECMDE | FSDMMC_BD_ISR_EN_ETRE | \
|
||
FSDMMC_BD_ISR_EN_ENRCRCE | FSDMMC_BD_ISR_EN_EDATFRAXE | \
|
||
FSDMMC_BD_ISR_EN_RESPE | FSDMMC_BD_ISR_EN_EDAISE)
|
||
|
||
|
||
/** @name FSDMMC_SD_DRV_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_SD_DRV_MASK GENMASK(31, 0) /* 卡驱动相位配置参数 */
|
||
|
||
/** @name FSDMMC_SD_SAMP_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_SD_SAMP_MASK GENMASK(31, 0) /* 卡采样相位配置参数 */
|
||
|
||
/** @name FSDMMC_SD_SEN_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_SD_SEN_REG_CREFR BIT(1) /* 卡拔出时自动释放 AXI 总线选择 */
|
||
#define FSDMMC_SD_SEN_REG_CRES BIT(2) /* CARD 在位状态标志选择 0： 卡在位-0，不在位-1 1: 卡在位-1，不在位-0 */
|
||
#define FSDMMC_SD_SEN_REG_DEBNCE(x) ((x << 8) & GENMASK(31, 8)) /* 去抖时钟分频参数 */
|
||
|
||
/** @name FSDMMC_HDS_AXI_REG_CONF1_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_HDS_AXI_CONF1_AWREGION_HDS_M GENMASK(22, 19)
|
||
#define FSDMMC_HDS_AXI_CONF1_AWSNOOP_HDS_M GENMASK(18, 16)
|
||
#define FSDMMC_HDS_AXI_CONF1_ARBAR_HDS_M GENMASK(15, 14)
|
||
#define FSDMMC_HDS_AXI_CONF1_ARDOMAIN_HDS_M GENMASK(13, 12)
|
||
#define FSDMMC_HDS_AXI_CONF1_ARREGION_HDS_M GENMASK(11, 8)
|
||
#define FSDMMC_HDS_AXI_CONF1_ARSNOOP_HDS_M GENMASK(7, 4)
|
||
#define FSDMMC_HDS_AXI_CONF1_AWBAR_HDS_M GENMASK(3, 2)
|
||
#define FSDMMC_HDS_AXI_CONF1_AWDOMAIN_HDS_M GENMASK(1, 0)
|
||
|
||
/** @name FSDMMC_DAT_IN_M_RX_BD_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_DAT_IN_M_RX_BD_MASK GENMASK(31, 0)
|
||
|
||
/** @name FSDMMC_DAT_IN_M_TX_BD_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_DAT_IN_M_TX_BD_MASK GENMASK(31, 0)
|
||
|
||
/** @name FSDMMC_BLK_CNT_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_BLK_CNT_MASK GENMASK(31, 0)
|
||
|
||
/** @name FSDMMC_HDS_AXI_REG_CONF2_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_HDS_AXI_CONF2_SD_ARPROT GENMASK(29, 27)
|
||
#define FSDMMC_HDS_AXI_CONF2_SD_AWPROT GENMASK(26, 24)
|
||
#define FSDMMC_HDS_AXI_CONF2_SD_ARCACHE_M GENMASK(23, 20)
|
||
#define FSDMMC_HDS_AXI_CONF2_SD_AWCACHE_M GENMASK(19, 16)
|
||
#define FSDMMC_HDS_AXI_CONF2_HDA_ARPRO GENMASK(13, 11)
|
||
#define FSDMMC_HDS_AXI_CONF2_HDA_AWPROT GENMASK(10, 8)
|
||
#define FSDMMC_HDS_AXI_CONF2_HDA_ARCACHE_M GENMASK(7, 4)
|
||
#define FSDMMC_HDS_AXI_CONF2_HDA_AWCACHE_M GENMASK(3, 0)
|
||
|
||
/** @name FSDMMC_NORMAL_INT_STATUS_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_NORMAL_INT_STATUS_EI BIT(15) /* 命令错误中断 */
|
||
#define FSDMMC_NORMAL_INT_STATUS_CR BIT(1) /* 卡移除中断 */
|
||
#define FSDMMC_NORMAL_INT_STATUS_CC BIT(0) /* 命令完成中断 */
|
||
#define FSDMMC_NORMAL_INT_STATUS_ALL_MASK (FSDMMC_NORMAL_INT_STATUS_EI | FSDMMC_NORMAL_INT_STATUS_CR | FSDMMC_NORMAL_INT_STATUS_CC)
|
||
|
||
/** @name FSDMMC_ERROR_INT_STATUS_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_ERROR_INT_STATUS_CNR BIT(4) /* 命令响应错误中断 */
|
||
#define FSDMMC_ERROR_INT_STATUS_CIR BIT(3) /* 命令索引错误中断 */
|
||
#define FSDMMC_ERROR_INT_STATUS_CCRCE BIT(1) /* 命令 CRC 错误中断 */
|
||
#define FSDMMC_ERROR_INT_STATUS_CTE BIT(0) /* 命令超时错误中断 */
|
||
#define FSDMMC_ERROR_INT_STATUS_ALL_MASK (FSDMMC_ERROR_INT_STATUS_CNR | FSDMMC_ERROR_INT_STATUS_CIR | FSDMMC_ERROR_INT_STATUS_CCRCE | FSDMMC_ERROR_INT_STATUS_CTE)
|
||
|
||
/** @name FSDMMC_BD_ISR_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_BD_ISR_REG_DAIS BIT(15) /* DMA 错误中断*/
|
||
#define FSDMMC_BD_ISR_REG_RESPE BIT(8) /* 读 SD 卡操作，AXI BR 通道完成中断*/
|
||
#define FSDMMC_BD_ISR_REG_DATFRAX BIT(7) /* AXI 总线强制释放中断*/
|
||
#define FSDMMC_BD_ISR_REG_NRCRC BIT(6) /* 无 CRC 响应中断*/
|
||
#define FSDMMC_BD_ISR_REG_TRE BIT(5) /* CRC 响应错误中断*/
|
||
#define FSDMMC_BD_ISR_REG_CMDE BIT(4) /* 命令响应错误中断*/
|
||
#define FSDMMC_BD_ISR_REG_DTE BIT(3) /* 超时中断*/
|
||
#define FSDMMC_BD_ISR_REG_TRS BIT(0) /* DMA 传输完成中断*/
|
||
|
||
/** @name FSDMMC_BD_STATUS_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_BD_STATUS_MASK GENMASK(31, 0) /* BD 描述符 */
|
||
|
||
/** @name FSDMMC_STATUS_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_STATUS_REG_DATMAST(x) (GENMASK(30, 27) & ((x) << 27)) /* data_master 状态机 */
|
||
#define FSDMMC_STATUS_REG_CDIF BIT(26) /* 卡在位标志 */
|
||
#define FSDMMC_STATUS_REG_CDRF BIT(25) /* 卡不在位标志 */
|
||
#define FSDMMC_STATUS_REG_CLSL BIT(24) /* 命令闲信号 */
|
||
#define FSDMMC_STATUS_REG_DLSL(x) (GENMASK(23, 20) & ((x) << 20)) /* 线信号 */
|
||
#define FSDMMC_STATUS_REG_CDSL BIT(19) /* 卡检测管脚信号 */
|
||
#define FSDMMC_STATUS_REG_CST(x) (GENMASK(15, 12) & ((x) << 12)) /* cmd_host state 状态机 */
|
||
#define FSDMMC_STATUS_IDIE (0x1 << 12)
|
||
#define FSDMMC_STATUS_REG_CSM(x) (GENMASK(11, 7) & ((x) << 7))
|
||
#define FSDMMC_STATUS_REG_DAT_AVA BIT(6) /* DAT_AVA 当前命令状态流程运转完 */
|
||
#define FSDMMC_STATUS_REG_CRC_VALID BIT(5)
|
||
#define FSDMMC_STATUS_REG_CICMD BIT(0) /* RO 0x0 CMD 总线状态 */
|
||
#define FSDMMC_STATUS_CMD_BUSY (0x0 << 0)
|
||
#define FSDMMC_STATUS_CMD_READY (0x1 << 0)
|
||
|
||
/** @name FSDMMC_BLOCK_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_BLOCK_MASK GENMASK(31, 0)
|
||
|
||
/** @name FSDMMC_CMD_RESP_1_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_CMD_RESP_1_MASK GENMASK(31, 0)
|
||
|
||
/** @name FSDMMC_CMD_RESP_2_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_CMD_RESP_2_MASK GENMASK(31, 0)
|
||
|
||
/** @name FSDMMC_CMD_RESP_3_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_CMD_RESP_3_MASK GENMASK(31, 0)
|
||
|
||
/** @name FSDMMC_CMD_RESP_4_REG_OFFSET Register
|
||
*/
|
||
#define FSDMMC_CMD_RESP_4_MASK GENMASK(31, 0)
|
||
|
||
#define FSDMMC_DEFAULT_DRV 1
|
||
#define FSDMMC_DEFAULT_SAMP 5
|
||
#define FSDMMC_SEN_CREFR_VAL (0x1 << 1)
|
||
#define FSDMMC_SEN_DEBNCE_VAL (0xB << 8)
|
||
#define FSDMMC_CMD_TIMEOUT 10000000 /* 1s */
|
||
#define FSDMMC_DATA_TIMEOUT 40000000 /* 4s */
|
||
#define FSDMMC_AXI_CONF1 0x1001
|
||
#define FSDMMC_AXI_CONF2 0x12221222
|
||
#define FSDMMC_TIMEOUT 5000000 /* timeout for retries */
|
||
#define FSDMMC_BLOCK_SIZE 512
|
||
|
||
#define FSDMMC_DMA_ADDR_ALIGN 32
|
||
/**************************** Type Definitions *******************************/
|
||
|
||
/************************** Variable Definitions *****************************/
|
||
#define FSDMMC_DATA_BARRIER() WMB()
|
||
|
||
/***************** Macros (Inline Functions) Definitions *********************/
|
||
|
||
#define FSDMMC_READ_REG(addr, reg_offset) FtIn32((addr) + (u32)(reg_offset))
|
||
#define FSDMMC_WRITE_REG(addr, reg_offset, reg_value) FtOut32((addr) + (u32)(reg_offset), (u32)(reg_value))
|
||
#define FSDMMC_SET_BIT(addr, reg_offset, bit) FtSetBit32((addr) + (u32)(reg_offset), (u32)(bit))
|
||
#define FSDMMC_CLR_BIT(addr, reg_offset, bit) FtClearBit32((addr) + (u32)(reg_offset), (u32)(bit))
|
||
|
||
/* 检查卡检测管脚信号, 低电平表示卡在位 */
|
||
static inline boolean FSdmmcCheckIfCardExists(uintptr base_addr)
|
||
{
|
||
return (FSDMMC_STATUS_REG_CDSL != (FSDMMC_STATUS_REG_CDSL & FSDMMC_READ_REG(base_addr, FSDMMC_STATUS_REG_OFFSET)));
|
||
}
|
||
|
||
/* 清除命令中断状态位 */
|
||
static inline void FSdmmcClearNormalInterruptStatus(uintptr base_addr)
|
||
{
|
||
FSDMMC_WRITE_REG(base_addr, FSDMMC_NORMAL_INT_STATUS_REG_OFFSET, (0x1));
|
||
}
|
||
|
||
/* 清除错误中断状态位 */
|
||
static inline void FSdmmcClearErrorInterruptStatus(uintptr base_addr)
|
||
{
|
||
FSDMMC_WRITE_REG(base_addr, FSDMMC_ERROR_INT_STATUS_REG_OFFSET, (0x1));
|
||
}
|
||
|
||
/* 清除DMA中断状态位 */
|
||
static inline void FSdmmcClearBDInterruptStatus(uintptr base_addr)
|
||
{
|
||
FSDMMC_WRITE_REG(base_addr, FSDMMC_BD_ISR_REG_OFFSET, (0x1));
|
||
}
|
||
|
||
/************************** Function Prototypes ******************************/
|
||
/* 重置FSDMMC控制器 */
|
||
FError FSdmmcReset(uintptr base_addr);
|
||
|
||
/* 完成软复位 */
|
||
FError FSdmmcSoftwareReset(uintptr base_addr, int retries);
|
||
|
||
/* 设置FSDMMC的时钟 */
|
||
FError FSdmmcSetCardClk(uintptr base_addr, u32 clk_freq_hz);
|
||
|
||
/* 发送命令 */
|
||
void FSdmmcSendPrivateCmd(uintptr base_addr, u32 cmd, u32 arg);
|
||
|
||
/* 等待命令完成或者命令错误状态 */
|
||
FError FSdmmcWaitStatus(uintptr base_addr, int retries);
|
||
|
||
/* 等待数据传输完成或者传输错误状态 */
|
||
FError FSdmmcWaitDMAStatus(uintptr base_addr, boolean read, int retries);
|
||
|
||
#ifdef __cplusplus
|
||
}
|
||
#endif
|
||
|
||
#endif |