2022-11-10 22:22:48 +08:00
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/*
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* Copyright : (C) 2022 Phytium Information Technology, Inc.
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* All Rights Reserved.
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*
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* This program is OPEN SOURCE software: you can redistribute it and/or modify it
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* under the terms of the Phytium Public License as published by the Phytium Technology Co.,Ltd,
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* either version 1.0 of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the Phytium Public License for more details.
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*
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*
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* FilePath: fgdma_hw.h
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* Date: 2022-02-10 14:53:42
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* LastEditTime: 2022-02-18 08:24:52
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2023-05-11 10:25:21 +08:00
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* Description: This file is for gdma register related defintion
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2022-11-10 22:22:48 +08:00
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*
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* Modify History:
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* Ver Who Date Changes
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* ----- ------ -------- --------------------------------------
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2023-05-11 10:25:21 +08:00
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* 1.0 huanghe 2021/11/5 init commit
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* 1.1 zhugengyu 2022/5/16 modify according to tech manual.
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2022-11-10 22:22:48 +08:00
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*/
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2023-05-11 10:25:21 +08:00
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#ifndef FGDMA_HW_H
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#define FGDMA_HW_H
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#include "fparameters.h"
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#include "fio.h"
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#include "fkernel.h"
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2022-11-10 22:22:48 +08:00
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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/***************************** Include Files *********************************/
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/************************** Constant Definitions *****************************/
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/** @name Register Map
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*
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* Register offsets from the base address of an GDMA device.
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* @{
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*/
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#define FGDMA_CTL_OFFSET 0x0U /* 全局控制类寄存器 */
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#define FGDMA_INTR_STATE_OFFSET 0x4U /* 中断状态寄存器 */
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#define FGDMA_INTR_CTRL_OFFSET 0x8U /* 中断使能控制寄存器 */
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#define FGDMA_LP_OFFSET 0xCU /* 每一位对应一个通道时钟开启和关断 */
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#define FGDMA_QOS_CFG_OFFSET 0x10U /* 读写请求的 QoS 配置 */
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/* Channel register */
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#define FGDMA_CHX_OFFSET(x) ((x) * 0x60U)
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#define FGDMA_CHX_CTL_OFFSET(x) (0x20 + FGDMA_CHX_OFFSET(x)) /* 软复位信号与使能控制信号 */
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#define FGDMA_CHX_MODE_OFFSET(x) (0x24 + FGDMA_CHX_OFFSET(x)) /* 模式寄存器 */
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#define FGDMA_CHX_INT_CTRL_OFFSET(x) (0x28 + FGDMA_CHX_OFFSET(x)) /* 中断输出控制寄存器 */
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#define FGDMA_CHX_INT_STATE_OFFSET(x) (0x2C + FGDMA_CHX_OFFSET(x)) /* 状态寄存器 */
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#define FGDMA_CHX_LVI_OFFSET(x) (0x30 + FGDMA_CHX_OFFSET(x)) /* 链表模式下 BDL 有效条目 */
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#define FGDMA_CHX_TS_OFFSET(x) (0x34 + FGDMA_CHX_OFFSET(x)) /* 直接操作模式下总 Byte 数据量 */
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#define FGDMA_CHX_UPSADDR_OFFSET(x) (0x38 + FGDMA_CHX_OFFSET(x)) /* 源地址寄存器(高32位) */
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#define FGDMA_CHX_LWSADDR_OFFSET(x) (0x3C + FGDMA_CHX_OFFSET(x)) /* 源地址寄存器(低32位) */
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#define FGDMA_CHX_UPDADDR_OFFSET(x) (0x40 + FGDMA_CHX_OFFSET(x)) /* 目的地址寄存器(高32位) */
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#define FGDMA_CHX_LWDADDR_OFFSET(x) (0x44 + FGDMA_CHX_OFFSET(x)) /* 目的地址寄存器(低32位) */
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#define FGDMA_CHX_XFER_CFG_OFFSET(x) (0x48 + FGDMA_CHX_OFFSET(x)) /* 读写请求 Burst 信息 */
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#define FGDMA_CHX_LCP_OFFSET(x) (0x4C + FGDMA_CHX_OFFSET(x)) /* 当前操作了多少个 BDL 列表 */
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#define FGDMA_CHX_SECCTL_OFFSET(x) (0x50 + FGDMA_CHX_OFFSET(x)) /* 安全控制寄存器 */
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#define FGDMA_CHX_SEC_ATST_OFFSET(x) (0x54 + FGDMA_CHX_OFFSET(x)) /* Secssid 和 Atst信号控制寄存器 */
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#define FGDMA_CHX_NSID_STRMID_OFFSET(x) (0x58 + FGDMA_CHX_OFFSET(x)) /* NSAID 和 StreamID 控制寄存器 */
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#define FGDMA_CHX_AW_CFG_OFFSET(x) (0x5C + FGDMA_CHX_OFFSET(x)) /* 控制 AXI AW 通道配置寄存器 */
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#define FGDMA_CHX_AR_CFG_OFFSET(x) (0x60 + FGDMA_CHX_OFFSET(x)) /* 控制 AXI AR 通道配置寄存器 */
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#define FGDMA_CHX_SECRSP_OFFSET(x) (0x64 + FGDMA_CHX_OFFSET(x)) /* 通道 Response 安全控制寄存器 */
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/** @name FGDMA_CTL_OFFSET Register
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*/
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#define FGDMA_CTL_OT_MASK GENMASK(11, 8)
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#define FGDMA_CTL_OT_SET(ot) SET_REG32_BITS(ot, 11, 8) /* dma 传输outstanding 控制,实际数量为该寄存器值+1 */
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#define FGDMA_CTL_RD_ARB BIT(5) /* dma 读请求仲裁模式: 0:轮询模式,1:采用Qos判断模式 */
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#define FGDMA_CTL_WR_ARB BIT(4) /* dma 写请求仲裁模式: 0:轮询模式,1:采用Qos判断模式 */
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#define FGDMA_CTL_SOFT_RESET BIT(1) /* dma 软件复位信号,1表示进行复位,写0退出 */
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#define FGDMA_CTL_ENABLE BIT(0) /* dma 使能信号,1表示使能,写0表示disable */
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/** @name FGDMA_INTR_STATE_OFFSET Register
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*/
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#define FGDMA_CHX_INTR_STATE(x) BIT(x) /* channel-x 中断状态标志位 */
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/** @name FGDMA_INTR_CTRL_OFFSET Register
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*/
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#define FGDMA_CHX_INTR_MASK(x) BIT(x) /* channel-x 中断使能控制,1 表示使能,0 表示不使能 */
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#define FGDMA_CHX_INTR_GLOBAL_MASK BIT(31) /* 全局中断输出 mask 控制信号,1表示允许中断输出,0 表示不允许 */
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/** @name FGDMA_LP_OFFSET Register
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*/
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#define FGDMA_CHX_LP_CTL(x) BIT(x) /* channel-x 时钟开启和关断,1 表示关断,默认开启 */
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/** @name FGDMA_QOS_CFG_OFFSET Register
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*/
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#define FGDMA_QOS_CFG_ARGOS_MASK GENMASK(7, 4)
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#define FGDMA_QOS_CFG_ARGOS_SET(qos) SET_REG32_BITS((qos), 7, 4) /* 读请求的 QoS 配置 */
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#define FGDMA_QOS_CFG_AWQOS_MASK GENMASK(3, 0)
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#define FGDMA_QOS_CFG_AWQOS_SET(qos) SET_REG32_BITS((qos), 3, 0) /* 写请求的 QoS 配置 */
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/** @name FGDMA_CHX_CTL_OFFSET Register
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*/
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#define FGDMA_CHX_CTL_SOFT_RESET BIT(4) /* 软复位信号,1 表示进行软复位,写 0 退出 */
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#define FGDMA_CHX_CTL_ENABLE BIT(0) /* 使能控制信号,1 表示使能该通道,0 表示不使能 */
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/** @name FGDMA_CHX_MODE_OFFSET Register
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*/
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#define FGDMA_CHX_MODE_RD_QOS_MASK GENMASK(23, 20)
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#define FGDMA_CHX_MODE_RD_QOS_SET(qos) SET_REG32_BITS((qos), 23, 20) /* CHX 读请求 Qos 配置 */
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#define FGDMA_CHX_MODE_RD_QOS_GET(qos) GET_REG32_BITS((qos), 23, 20)
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/* 是否用 cd_rd_qos 的值替换该通道的去请求 QoSS,1 表示替换, 0 不替换 */
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#define FGDMA_CHX_MODE_RD_QOS_EN BIT(16)
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#define FGDMA_CHX_MODE_WR_QOS_MASK GENMASK(15, 12)
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#define FGDMA_CHX_MODE_WR_QOS_SET(qos) SET_REG32_BITS((qos), 15, 12) /* CHX 写请求 Qos 配置 */
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#define FGDMA_CHX_MODE_WR_QOS_GET(qos) GET_REG32_BITS((qos), 15, 12)
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/* 是否用 cx_wr_qos 中的值替换该通道写请求的 QoS:1 表示替换, 0 不替换 */
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#define FGDMA_CHX_MODE_WR_QOS_EN BIT(8)
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/* 是否用CHX qos cfg 中的值替换该读请求的 Qos:1 表示替换 ,0 不替换 */
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#define FGDMA_CHX_MODE_BDL_ROLL_EN BIT(4)
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#define FGDMA_CHX_MODE_BDL_EN BIT(0) /* 配置当前采用direct 或者BDL 链表模式, 0 采用Direct 模式, 1 采用BDL 模式 */
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/** @name FGDMA_CHX_INT_CTRL_OFFSET Register
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*/
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#define FGDMA_CHX_INT_CTRL_TRANS_END_ENABLE BIT(3) /* CHX 所以数据传输完成中断输出控制,1表示允许输出,0表示不允许 */
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#define FGDMA_CHX_INT_CTRL_BDL_END_ENABLE BIT(2) /* CHX bdl 条目数据传输完成中断输出控制,1表示允许输出,0表示不允许 */
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#define FGDMA_CHX_INT_CTRL_FIFO_FULL_ENABLE BIT(1) /* CHX ARM满中断 1表示允许输出,0表示不允许 */
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#define FGDMA_CHX_INT_CTRL_FIFO_EMPTY_ENABLE BIT(0) /* CHX ARM空中断 1表示允许输出,0表示不允许 */
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/** @name FGDMA_CHX_INT_STATE_OFFSET Register
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*/
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#define FGDMA_CHX_INT_STATE_BUSY BIT(4) /* CHX 处于数据传输中,写1 清0 */
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#define FGDMA_CHX_INT_STATE_TRANS_END BIT(3) /* CHX 处于传输完成状态,direct 模式时,表示所有数据传输完成,BDL 模式表示当前所有BDL条目传输完成: 写1清0 */
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#define FGDMA_CHX_INT_STATE_BDL_END BIT(2) /* CHX 在BDL模式下,表示当前一个BDL 条目数据传输完成;Direct 模式下该位始终为0 , 写1清0 */
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#define FGDMA_CHX_INT_STATE_FIFO_FULL BIT(1) /* CHX FIFO 满状态,写1清0 */
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#define FGDMA_CHX_INT_STATE_FIFO_EMPTY BIT(0) /* CHX FIFO 空状态,写1清0 */
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#define FGDMA_CHX_INT_STATE_ALL GENMASK(4, 0)
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/** @name FGDMA_CHX_LVI_OFFSET Register
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*/
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#define FGDMA_CHX_LVI_SET(lvi) SET_REG32_BITS((lvi - 1), 31, 0) /* CHX last vaild index, 即链表末模式下BDL有效条目,实际有效条目=该寄存器值+1 */
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/** @name FGDMA_CHX_TS_OFFSET Register
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*/
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#define FGDMA_CHX_TS_SET(ts) SET_REG32_BITS((ts), 31, 0) /* CHX 在direct 模式下操作的的总Byte数量 */
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/** @name FGDMA_CHX_UPSADDR_OFFSET Register
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*/
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#define FGDMA_CHX_UPSADDR_SET(addr) SET_REG32_BITS((addr), 31, 0) /* CHX 源地址高32bits */
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/** @name FGDMA_CHX_LWSADDR_OFFSET Register
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*/
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#define FGDMA_CHX_LWSADDR_SET(addr) SET_REG32_BITS((addr), 31, 0) /* CHX 源地址低32bits */
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/** @name FGDMA_CHX_UPDADDR_OFFSET Register
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*/
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#define FGDMA_CHX_UPDADDR_SET(addr) SET_REG32_BITS((addr), 31, 0) /* CHX 目标地址高32bits */
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/** @name FGDMA_CHX_LWDADDR_OFFSET Register
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*/
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#define FGDMA_CHX_LWDADDR_SET(addr) SET_REG32_BITS((addr), 31, 0) /* CHX 目标地址低32bits */
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/** @name FGDMA_CHX_XFER_CFG_OFFSET Register
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*/
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#define FGDMA_CHX_XFER_CFG_AR_LEN_SET(len) SET_REG32_BITS((len), 31, 24) /* CHX 读请求Burst length 大小 */
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#define FGDMA_CHX_XFER_CFG_AR_SIZE_SET(size) SET_REG32_BITS((size), 22, 20) /* CHX 读请求Size 大小 , 支持 1、2、8、16 Byte */
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#define FGDMA_CHX_XFER_CFG_AR_BRUST_SET(type) SET_REG32_BITS((type), 17, 16) /* CHX 读请求Brust 类型: 0:fix ,1:incr */
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#define FGDMA_CHX_XFER_CFG_AW_LEN_SET(len) SET_REG32_BITS((len), 15, 8) /* CHX 写请求Burst length 大小 */
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#define FGDMA_CHX_XFER_CFG_AW_SIZE_SET(size) SET_REG32_BITS((size), 6, 4) /* CHX 写请求Size 大小 , 支持 1、2、8、16 Byte */
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#define FGDMA_CHX_XFER_CFG_AW_BRUST_SET(type) SET_REG32_BITS((type), 1, 0) /* CHX 写请求Brust 类型: 0:fix ,1:incr */
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#define FGDMA_INCR 1U
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#define FGDMA_FIX 0U
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#define FGDMA_MAX_BURST_LEN 8U
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/** @name FGDMA_CHX_LCP_OFFSET Register
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*/
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#define FGDMA_CHX_LCP_GET(reg_val) GET_REG32_BITS((reg_val), 31, 0) /* 当前操作了多少个 BDL 列表 */
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/** @name FGDMA_CHX_SECCTL_OFFSET Register
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*/
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#define FGDMA_CHX_SECCTL_SET(val) GET_REG32_BITS((val), 31, 0) /* CHX 安全控制寄存器,仅安全状态可访问 */
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/** @name FGDMA_CHX_SEC_ATST_OFFSET Register
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*/
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#define FGDMA_CHX_SEC_ATST_SET(val) SET_REG32_BITS((val), 31, 0)
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/** @name FGDMA_CHX_NSID_STRMID_OFFSET Register
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*/
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#define FGDMA_CHX_NSID_STRMID_SET(val) SET_REG32_BITS((val), 31, 0)
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/** @name FGDMA_CHX_AW_CFG_OFFSET Register
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*/
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#define FGDMA_CHX_AW_CFG_AWCACHE_SET(val) SET_REG32_BITS((val), 3, 0) /* CHX dma arcache */
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#define FGDMA_CHX_AW_CFG_AWREGION_MASK_SET(val) SET_REG32_BITS((val), 7, 4) /* CHX dma arregion */
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#define FGDMA_CHX_AW_CFG_AWPROT_SET(val) SET_REG32_BITS((val), 9, 8)
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#define FGDMA_CHX_AW_CFG_AWDOMAIN_SET(val) SET_REG32_BITS((val), 13, 12) /* chx ardomain */
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#define FGDMA_CHX_AW_CFG_AWSNOOP_SET(val) SET_REG32_BITS((val), 18, 16)
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#define FGDMA_CHX_AW_CFG_AWBAR_SET(val) SET_REG32_BITS((val), 21, 20)
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/** @name FGDMA_CHX_AR_CFG_OFFSET Register
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*/
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#define FGDMA_CHX_AR_CFG_AWCACHE_SET(val) SET_REG32_BITS((val), 3, 0) /* CHX dma arcache */
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#define FGDMA_CHX_AR_CFG_AWREGION_MASK_SET(val) SET_REG32_BITS((val), 7, 4) /* CHX dma arregion */
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#define FGDMA_CHX_AR_CFG_AWPROT_SET(val) SET_REG32_BITS((val), 9, 8)
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#define FGDMA_CHX_AR_CFG_AWDOMAIN_SET(val) SET_REG32_BITS((val), 13, 12) /* chx ardomain */
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#define FGDMA_CHX_AR_CFG_AWSNOOP_SET(val) SET_REG32_BITS((val), 19, 16)
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#define FGDMA_CHX_AR_CFG_AWBAR_SET(val) SET_REG32_BITS((val), 21, 20)
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/** @name FGDMA_CHX_SECRSP_OFFSET Register
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*/
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#define FGDMA_CHX_SECRSP BIT(0) /* response 安全控制位 */
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#define FGDMA_OUTSTANDING 0xfU /* 实际outstanding数目为0xf + 1 */
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/**************************** Type Definitions *******************************/
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/************************** Variable Definitions *****************************/
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/***************** Macros (Inline Functions) Definitions *********************/
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#define FGDMA_READREG(base_addr, reg_offset) \
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FtIn32((base_addr) + (u32)(reg_offset))
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#define FGDMA_WRITEREG(base_addr, reg_offset, data) \
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FtOut32((base_addr) + (u32)(reg_offset), (u32)(data))
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/**
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* @name: FGdmaDisable
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* @msg: 去使能GDMA控制器
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* @return {void} 无
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* @param {uintptr} base_addr, GDMA控制器基地址
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*/
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static inline void FGdmaDisable(uintptr base_addr)
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{
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u32 reg_val = FGDMA_READREG(base_addr, FGDMA_CTL_OFFSET);
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reg_val &= ~FGDMA_CTL_ENABLE;
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FGDMA_WRITEREG(base_addr, FGDMA_CTL_OFFSET, reg_val);
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}
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/**
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* @name: FGdmaEnable
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* @msg: 使能GDMA控制器
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* @return {void} 无
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* @param {uintptr} base_addr, GDMA控制器基地址
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*/
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static inline void FGdmaEnable(uintptr base_addr)
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{
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u32 reg_val = FGDMA_READREG(base_addr, FGDMA_CTL_OFFSET);
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reg_val |= FGDMA_CTL_ENABLE;
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FGDMA_WRITEREG(base_addr, FGDMA_CTL_OFFSET, reg_val);
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}
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/**
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* @name: FGdmaSoftwareReset
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* @msg: 完成GDMA控制器软复位
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* @return {void} 无
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* @param {uintptr} base_addr, GDMA控制器基地址
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*/
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static inline void FGdmaSoftwareReset(uintptr base_addr)
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{
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int delay = 100;
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u32 reg_val = FGDMA_READREG(base_addr, FGDMA_CTL_OFFSET);
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reg_val |= FGDMA_CTL_SOFT_RESET;
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FGDMA_WRITEREG(base_addr, FGDMA_CTL_OFFSET, reg_val);
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while (--delay > 0)
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;
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reg_val = FGDMA_READREG(base_addr, FGDMA_CTL_OFFSET);
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reg_val &= ~FGDMA_CTL_SOFT_RESET;
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FGDMA_WRITEREG(base_addr, FGDMA_CTL_OFFSET, reg_val);
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}
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/**
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* @name: FGdmaIrqEnable
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* @msg: 开启GDMA控制器中断
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* @return {void} 无
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* @param {uintptr} base_addr, GDMA控制器基地址
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*/
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static inline void FGdmaIrqEnable(uintptr base_addr)
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|
{
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|
u32 reg_val = FGDMA_READREG(base_addr, FGDMA_INTR_CTRL_OFFSET);
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reg_val |= FGDMA_CHX_INTR_GLOBAL_MASK;
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FGDMA_WRITEREG(base_addr, FGDMA_INTR_CTRL_OFFSET, reg_val);
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}
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/**
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* @name: FGdmaIrqDisable
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* @msg: 关闭GDMA控制器中断
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* @return {void} 无
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* @param {uintptr} base_addr, GDMA控制器基地址
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*/
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static inline void FGdmaIrqDisable(uintptr base_addr)
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|
{
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|
u32 reg_val = FGDMA_READREG(base_addr, FGDMA_INTR_CTRL_OFFSET);
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|
reg_val &= ~FGDMA_CHX_INTR_GLOBAL_MASK;
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|
FGDMA_WRITEREG(base_addr, FGDMA_INTR_CTRL_OFFSET, reg_val);
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}
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/**
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|
* @name: FGdmaChanDisable
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|
* @msg: 去使能GDMA通道
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* @return {void} 无
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|
* @param {uintptr} base_addr, GDMA控制器基地址
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|
* @param {u32} chan, GDMA通道号
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|
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*/
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static inline void FGdmaChanDisable(uintptr base_addr, u32 chan)
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|
|
{
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|
u32 reg_val = FGDMA_READREG(base_addr, FGDMA_CHX_CTL_OFFSET(chan));
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reg_val &= ~FGDMA_CHX_CTL_ENABLE; /* 禁用通道 */
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|
FGDMA_WRITEREG(base_addr, FGDMA_CHX_CTL_OFFSET(chan), reg_val);
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|
}
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/**
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* @name: FGdmaChanEnable
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* @msg: 使能GDMA通道
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* @return {void} 无
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* @param {uintptr} base_addr, GDMA控制器基地址
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* @param {u32} chan, GDMA通道号
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*/
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static inline void FGdmaChanEnable(uintptr base_addr, u32 chan)
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|
{
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|
u32 reg_val = FGDMA_READREG(base_addr, FGDMA_CHX_CTL_OFFSET(chan));
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reg_val |= FGDMA_CHX_CTL_ENABLE; /* 使能通道 */
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|
FGDMA_WRITEREG(base_addr, FGDMA_CHX_CTL_OFFSET(chan), reg_val);
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|
}
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/**
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|
* @name: FGdmaChanIrqDisable
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|
* @msg: 关闭GDMA通道中断
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|
* @return {void} 无
|
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|
* @param {uintptr} base_addr, GDMA控制器基地址
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|
* @param {u32} chan, GDMA通道号
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|
|
|
*/
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|
|
static inline void FGdmaChanIrqDisable(uintptr base_addr, u32 chan)
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|
|
|
|
{
|
|
|
|
|
u32 reg_val = FGDMA_READREG(base_addr, FGDMA_INTR_CTRL_OFFSET);
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|
|
reg_val &= ~FGDMA_CHX_INTR_MASK(chan); /* 禁用通道中断 */
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|
|
FGDMA_WRITEREG(base_addr, FGDMA_INTR_CTRL_OFFSET, reg_val);
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|
FGDMA_WRITEREG(base_addr, FGDMA_CHX_INT_CTRL_OFFSET(chan), 0x0U); /* 禁用通道所有中断位 */
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|
|
}
|
|
|
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|
|
|
|
|
|
/**
|
|
|
|
|
* @name: FGdmaChanIrqEnable
|
|
|
|
|
* @msg: 打开GDMA通道中断
|
|
|
|
|
* @return {void} 无
|
|
|
|
|
* @param {uintptr} base_addr, GDMA控制器基地址
|
|
|
|
|
* @param {u32} chan, GDMA通道号
|
|
|
|
|
* @param {u32} umask, 使能的通道中断位
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|
|
|
|
*/
|
|
|
|
|
static inline void FGdmaChanIrqEnable(uintptr base_addr, u32 chan, u32 umask)
|
|
|
|
|
{
|
|
|
|
|
u32 reg_val = FGDMA_READREG(base_addr, FGDMA_INTR_CTRL_OFFSET);
|
|
|
|
|
reg_val |= FGDMA_CHX_INTR_MASK(chan); /* 使能通道中断 */
|
|
|
|
|
FGDMA_WRITEREG(base_addr, FGDMA_INTR_CTRL_OFFSET, reg_val);
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|
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|
|
FGDMA_WRITEREG(base_addr, FGDMA_CHX_INT_CTRL_OFFSET(chan), umask); /* 使能通道指定中断位 */
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|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* @name: FGdmaChanReset
|
|
|
|
|
* @msg: 完成GDMA通道软复位
|
|
|
|
|
* @return {void} 无
|
|
|
|
|
* @param {uintptr} base_addr, GDMA控制器基地址
|
|
|
|
|
* @param {u32} chan, GDMA通道号
|
|
|
|
|
*/
|
|
|
|
|
static inline void FGdmaChanReset(uintptr base_addr, u32 chan)
|
|
|
|
|
{
|
|
|
|
|
int delay = 100;
|
|
|
|
|
u32 reg_val = FGDMA_READREG(base_addr, FGDMA_CHX_CTL_OFFSET(chan));
|
|
|
|
|
reg_val |= FGDMA_CHX_CTL_SOFT_RESET;
|
|
|
|
|
FGDMA_WRITEREG(base_addr, FGDMA_CHX_CTL_OFFSET(chan), reg_val);
|
|
|
|
|
|
|
|
|
|
while (--delay > 0)
|
|
|
|
|
;
|
|
|
|
|
|
|
|
|
|
reg_val = FGDMA_READREG(base_addr, FGDMA_CHX_CTL_OFFSET(chan));
|
|
|
|
|
reg_val &= ~FGDMA_CHX_CTL_SOFT_RESET;
|
|
|
|
|
FGDMA_WRITEREG(base_addr, FGDMA_CHX_CTL_OFFSET(chan), reg_val);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* @name: FGdmaReadStatus
|
|
|
|
|
* @msg: 获取GDMA控制器中断状态
|
|
|
|
|
* @return {u32} 中断状态位
|
|
|
|
|
* @param {uintptr} base_addr, GDMA控制器基地址
|
|
|
|
|
*/
|
|
|
|
|
static inline u32 FGdmaReadStatus(uintptr base_addr)
|
|
|
|
|
{
|
|
|
|
|
return FGDMA_READREG(base_addr, FGDMA_INTR_STATE_OFFSET);
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* @name: FGdmaReadChanStatus
|
|
|
|
|
* @msg: 获取GDMA通道中断状态
|
|
|
|
|
* @return {u32} 中断状态位
|
|
|
|
|
* @param {uintptr} base_addr, GDMA控制器基地址
|
|
|
|
|
* @param {u32} chan, 通道号
|
|
|
|
|
*/
|
|
|
|
|
static inline u32 FGdmaReadChanStatus(uintptr base_addr, u32 chan)
|
|
|
|
|
{
|
|
|
|
|
return FGDMA_READREG(base_addr, FGDMA_CHX_INT_STATE_OFFSET(chan));
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* @name: FGdmaClearChanStatus
|
|
|
|
|
* @msg: 清除GDMA通道中断状态
|
|
|
|
|
* @return {void} 无
|
|
|
|
|
* @param {uintptr} base_addr, GDMA控制器基地址
|
|
|
|
|
* @param {u32} chan, 通道号
|
|
|
|
|
* @param {u32} status, 待清除的中断状态
|
|
|
|
|
*/
|
|
|
|
|
static inline void FGdmaClearChanStatus(uintptr base_addr, u32 chan, u32 status)
|
|
|
|
|
{
|
|
|
|
|
FGDMA_WRITEREG(base_addr, FGDMA_CHX_INT_STATE_OFFSET(chan), status); /* 写1清0 */
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/**
|
|
|
|
|
* @name: FGdmaSetChanClock
|
|
|
|
|
* @msg: 打开/关闭GDMA通道时钟
|
|
|
|
|
* @return {void} 无
|
|
|
|
|
* @param {uintptr} base_addr, GDMA控制器基地址
|
|
|
|
|
* @param {u32} chan, 通道号
|
|
|
|
|
* @param {boolean} enable,TRUE: 打开时钟, FALSE: 关闭时钟
|
|
|
|
|
*/
|
|
|
|
|
static inline void FGdmaSetChanClock(uintptr base_addr, u32 chan, boolean enable)
|
|
|
|
|
{
|
|
|
|
|
u32 reg_val = FGDMA_READREG(base_addr, FGDMA_LP_OFFSET);
|
|
|
|
|
if (enable)
|
2023-05-11 10:25:21 +08:00
|
|
|
|
{
|
|
|
|
|
reg_val &= ~FGDMA_CHX_LP_CTL(chan); /* 写0开启通道时钟 */
|
|
|
|
|
}
|
2022-11-10 22:22:48 +08:00
|
|
|
|
else
|
2023-05-11 10:25:21 +08:00
|
|
|
|
{
|
|
|
|
|
reg_val |= FGDMA_CHX_LP_CTL(chan); /* 写1关断通道时钟 */
|
|
|
|
|
}
|
2022-11-10 22:22:48 +08:00
|
|
|
|
FGDMA_WRITEREG(base_addr, FGDMA_LP_OFFSET, reg_val);
|
|
|
|
|
|
|
|
|
|
return;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/************************** Function Prototypes ******************************/
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
#ifdef __cplusplus
|
|
|
|
|
}
|
|
|
|
|
#endif
|
|
|
|
|
|
|
|
|
|
#endif
|