2c8f92039d
Added initial support Xilinx Embedded Software. Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
605 lines
23 KiB
C
Executable file
605 lines
23 KiB
C
Executable file
/******************************************************************************
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*
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* Copyright (C) 2013 - 2014 Xilinx, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* Use of the Software is limited solely to applications:
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* (a) running on a Xilinx device, or
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* (b) that interact with a Xilinx device through a bus or interconnect.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* XILINX CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Except as contained in this notice, the name of the Xilinx shall not be used
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* in advertising or otherwise to promote the sale, use or other dealings in
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* this Software without prior written authorization from Xilinx.
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*
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******************************************************************************/
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/*****************************************************************************/
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/**
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*
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* @file xsdps_hw.h
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*
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* This header file contains the identifiers and basic HW access driver
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* functions (or macros) that can be used to access the device. Other driver
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* functions are defined in xsdps.h.
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*
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* <pre>
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* MODIFICATION HISTORY:
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*
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* Ver Who Date Changes
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* ----- --- -------- -----------------------------------------------
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* 1.00a hk/sg 10/17/13 Initial release
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*
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* </pre>
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*
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******************************************************************************/
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#ifndef SD_HW_H_
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#define SD_HW_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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/***************************** Include Files *********************************/
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#include "xil_types.h"
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#include "xil_assert.h"
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#include "xil_io.h"
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#include "xparameters.h"
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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 SD device.
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* @{
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*/
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#define XSDPS_SDMA_SYS_ADDR_OFFSET 0x00 /**< SDMA System Address
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Register */
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#define XSDPS_BLK_SIZE_OFFSET 0x04 /**< Block Size Register */
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#define XSDPS_BLK_CNT_OFFSET 0x06 /**< Block Count Register */
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#define XSDPS_ARGMT_OFFSET 0x08 /**< Argument Register */
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#define XSDPS_XFER_MODE_OFFSET 0x0C /**< Transfer Mode Register */
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#define XSDPS_CMD_OFFSET 0x0E /**< Command Register */
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#define XSDPS_RESP0_OFFSET 0x10 /**< Response0 Register */
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#define XSDPS_RESP1_OFFSET 0x14 /**< Response1 Register */
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#define XSDPS_RESP2_OFFSET 0x18 /**< Response2 Register */
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#define XSDPS_RESP3_OFFSET 0x1C /**< Response3 Register */
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#define XSDPS_BUF_DAT_PORT_OFFSET 0x20 /**< Buffer Data Port */
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#define XSDPS_PRES_STATE_OFFSET 0x24 /**< Present State */
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#define XSDPS_HOST_CTRL1_OFFSET 0x28 /**< Host Control 1 */
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#define XSDPS_POWER_CTRL_OFFSET 0x29 /**< Power Control */
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#define XSDPS_BLK_GAP_CTRL_OFFSET 0x2A /**< Block Gap Control */
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#define XSDPS_WAKE_UP_CTRL_OFFSET 0x2B /**< Wake Up Control */
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#define XSDPS_CLK_CTRL_OFFSET 0x2C /**< Clock Control */
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#define XSDPS_TIMEOUT_CTRL_OFFSET 0x2E /**< Timeout Control */
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#define XSDPS_SW_RST_OFFSET 0x2F /**< Software Reset */
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#define XSDPS_NORM_INTR_STS_OFFSET 0x30 /**< Normal Interrupt
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Status Register */
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#define XSDPS_ERR_INTR_STS_OFFSET 0x32 /**< Error Interrupt
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Status Register */
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#define XSDPS_NORM_INTR_STS_EN_OFFSET 0x34 /**< Normal Interrupt
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Status Enable Register */
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#define XSDPS_ERR_INTR_STS_EN_OFFSET 0x36 /**< Error Interrupt
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Status Enable Register */
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#define XSDPS_NORM_INTR_SIG_EN_OFFSET 0x38 /**< Normal Interrupt
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Signal Enable Register */
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#define XSDPS_ERR_INTR_SIG_EN_OFFSET 0x3A /**< Error Interrupt
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Signal Enable Register */
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#define XSDPS_AUTO_CMD12_ERR_STS_OFFSET 0x3C /**< Auto CMD12 Error Status
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Register */
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#define XSDPS_HOST_CTRL2_OFFSET 0x3E /**< Host Control2 Register */
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#define XSDPS_CAPS_OFFSET 0x40 /**< Capabilities Register */
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#define XSDPS_CAPS_EXT_OFFSET 0x44 /**< Capabilities Extended */
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#define XSDPS_MAX_CURR_CAPS_OFFSET 0x48 /**< Maximum Current
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Capabilities Register */
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#define XSDPS_MAX_CURR_CAPS_EXT_OFFSET 0x4C /**< Maximum Current
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Capabilities Ext Register */
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#define XSDPS_FE_ERR_INT_STS_OFFSET 0x52 /**< Force Event for
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Error Interrupt Status */
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#define XSDPS_FE_AUTO_CMD12_EIS_OFFSET 0x50 /**< Auto CM12 Error Interrupt
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Status Register */
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#define XSDPS_ADMA_ERR_STS_OFFSET 0x54 /**< ADMA Error Status
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Register */
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#define XSDPS_ADMA_SAR_OFFSET 0x58 /**< ADMA System Address
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Register */
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#define XSDPS_ADMA_SAR_EXT_OFFSET 0x5C /**< ADMA System Address
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Extended Register */
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#define XSDPS_PRE_VAL_1_OFFSET 0x60 /**< Preset Value Register */
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#define XSDPS_PRE_VAL_2_OFFSET 0x64 /**< Preset Value Register */
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#define XSDPS_PRE_VAL_3_OFFSET 0x68 /**< Preset Value Register */
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#define XSDPS_PRE_VAL_4_OFFSET 0x6C /**< Preset Value Register */
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#define XSDPS_SHARED_BUS_CTRL_OFFSET 0xE0 /**< Shared Bus Control
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Register */
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#define XSDPS_SLOT_INTR_STS_OFFSET 0xFC /**< Slot Interrupt Status
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Register */
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#define XSDPS_HOST_CTRL_VER_OFFSET 0xFE /**< Host Controller Version
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Register */
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/* @} */
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/** @name Control Register - Host control, Power control,
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* Block Gap control and Wakeup control
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*
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* This register contains bits for various configuration options of
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* the SD host controller. Read/Write apart from the reserved bits.
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* @{
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*/
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#define XSDPS_HC_LED_MASK 0x00000001 /**< LED Control */
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#define XSDPS_HC_WIDTH_MASK 0x00000002 /**< Bus width */
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#define XSDPS_HC_SPEED_MASK 0x00000004 /**< High Speed */
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#define XSDPS_HC_DMA_MASK 0x00000018 /**< DMA Mode Select */
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#define XSDPS_HC_DMA_SDMA_MASK 0x00000000 /**< SDMA Mode */
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#define XSDPS_HC_DMA_ADMA1_MASK 0x00000008 /**< ADMA1 Mode */
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#define XSDPS_HC_DMA_ADMA2_32_MASK 0x00000010 /**< ADMA2 Mode - 32 bit */
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#define XSDPS_HC_DMA_ADMA2_64_MASK 0x00000018 /**< ADMA2 Mode - 64 bit */
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#define XSDPS_HC_EXT_BUS_WIDTH 0x00000020 /**< Bus width - 8 bit */
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#define XSDPS_HC_CARD_DET_TL_MASK 0x00000040 /**< Card Detect Tst Lvl */
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#define XSDPS_HC_CARD_DET_SD_MASK 0x00000080 /**< Card Detect Sig Det */
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#define XSDPS_PC_BUS_PWR_MASK 0x00000001 /**< Bus Power Control */
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#define XSDPS_PC_BUS_VSEL_MASK 0x0000000E /**< Bus Voltage Select */
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#define XSDPS_PC_BUS_VSEL_3V3_MASK 0x0000000E /**< Bus Voltage 3.3V */
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#define XSDPS_PC_BUS_VSEL_3V0_MASK 0x0000000C /**< Bus Voltage 3.0V */
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#define XSDPS_PC_BUS_VSEL_1V8_MASK 0x0000000A /**< Bus Voltage 1.8V */
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#define XSDPS_BGC_STP_REQ_MASK 0x00000001 /**< Block Gap Stop Req */
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#define XSDPS_BGC_CNT_REQ_MASK 0x00000002 /**< Block Gap Cont Req */
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#define XSDPS_BGC_RWC_MASK 0x00000004 /**< Block Gap Rd Wait */
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#define XSDPS_BGC_INTR_MASK 0x00000008 /**< Block Gap Intr */
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#define XSDPS_BGC_SPI_MODE_MASK 0x00000010 /**< Block Gap SPI Mode */
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#define XSDPS_BGC_BOOT_EN_MASK 0x00000020 /**< Block Gap Boot Enb */
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#define XSDPS_BGC_ALT_BOOT_EN_MASK 0x00000040 /**< Block Gap Alt BootEn */
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#define XSDPS_BGC_BOOT_ACK_MASK 0x00000080 /**< Block Gap Boot Ack */
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#define XSDPS_WC_WUP_ON_INTR_MASK 0x00000001 /**< Wakeup Card Intr */
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#define XSDPS_WC_WUP_ON_INSRT_MASK 0x00000002 /**< Wakeup Card Insert */
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#define XSDPS_WC_WUP_ON_REM_MASK 0x00000004 /**< Wakeup Card Removal */
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/* @} */
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/** @name Control Register - Clock control, Timeout control & Software reset
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*
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* This register contains bits for configuration options of clock, timeout and
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* software reset.
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* Read/Write except for Inter_Clock_Stable bit (read only) and reserved bits.
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* @{
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*/
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#define XSDPS_CC_INT_CLK_EN_MASK 0x00000001
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#define XSDPS_CC_INT_CLK_STABLE_MASK 0x00000002
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#define XSDPS_CC_SD_CLK_EN_MASK 0x00000004
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#define XSDPS_CC_SD_CLK_GEN_SEL_MASK 0x00000020
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#define XSDPS_CC_SDCLK_FREQ_SEL_EXT_MASK 0x000000C0
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#define XSDPS_CC_SDCLK_FREQ_SEL_MASK 0x0000FF00
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#define XSDPS_CC_SDCLK_FREQ_D256_MASK 0x00008000
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#define XSDPS_CC_SDCLK_FREQ_D128_MASK 0x00004000
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#define XSDPS_CC_SDCLK_FREQ_D64_MASK 0x00002000
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#define XSDPS_CC_SDCLK_FREQ_D32_MASK 0x00001000
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#define XSDPS_CC_SDCLK_FREQ_D16_MASK 0x00000800
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#define XSDPS_CC_SDCLK_FREQ_D8_MASK 0x00000400
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#define XSDPS_CC_SDCLK_FREQ_D4_MASK 0x00000200
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#define XSDPS_CC_SDCLK_FREQ_D2_MASK 0x00000100
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#define XSDPS_CC_SDCLK_FREQ_BASE_MASK 0x00000000
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#define XSDPS_TC_CNTR_VAL_MASK 0x0000000F
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#define XSDPS_SWRST_ALL_MASK 0x00000001
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#define XSDPS_SWRST_CMD_LINE_MASK 0x00000002
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#define XSDPS_SWRST_DAT_LINE_MASK 0x00000004
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#define XSDPS_CC_MAX_NUM_OF_DIV 9
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#define XSDPS_CC_DIV_SHIFT 8
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/* @} */
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/** @name SD Interrupt Registers
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*
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* <b> Normal and Error Interrupt Status Register </b>
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* This register shows the normal and error interrupt status.
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* Status enable register affects reads of this register.
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* If Signal enable register is set and the corresponding status bit is set,
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* interrupt is generated.
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* Write to clear except
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* Error_interrupt and Card_Interrupt bits - Read only
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*
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* <b> Normal and Error Interrupt Status Enable Register </b>
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* Setting this register bits enables Interrupt status.
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* Read/Write except Fixed_to_0 bit (Read only)
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*
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* <b> Normal and Error Interrupt Signal Enable Register </b>
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* This register is used to select which interrupt status is
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* indicated to the Host System as the interrupt.
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* Read/Write except Fixed_to_0 bit (Read only)
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*
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* All three registers have same bit definitions
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* @{
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*/
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#define XSDPS_INTR_CC_MASK 0x00000001 /**< Command Complete */
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#define XSDPS_INTR_TC_MASK 0x00000002 /**< Transfer Complete */
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#define XSDPS_INTR_BGE_MASK 0x00000004 /**< Block Gap Event */
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#define XSDPS_INTR_DMA_MASK 0x00000008 /**< DMA Interrupt */
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#define XSDPS_INTR_BWR_MASK 0x00000010 /**< Buffer Write Ready */
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#define XSDPS_INTR_BRR_MASK 0x00000020 /**< Buffer Read Ready */
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#define XSDPS_INTR_CARD_INSRT_MASK 0x00000040 /**< Card Insert */
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#define XSDPS_INTR_CARD_REM_MASK 0x00000080 /**< Card Remove */
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#define XSDPS_INTR_CARD_MASK 0x00000100 /**< Card Interrupt */
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#define XSDPS_INTR_INT_A_MASK 0x00000200 /**< INT A Interrupt */
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#define XSDPS_INTR_INT_B_MASK 0x00000400 /**< INT B Interrupt */
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#define XSDPS_INTR_INT_C_MASK 0x00000800 /**< INT C Interrupt */
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#define XSDPS_INTR_RE_TUNING_MASK 0x00001000 /**< Re-Tuning Interrupt */
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#define XSDPS_INTR_BOOT_TERM_MASK 0x00002000 /**< Boot Terminate
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Interrupt */
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#define XSDPS_INTR_BOOT_ACK_RECV_MASK 0x00004000 /**< Boot Ack Recv
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Interrupt */
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#define XSDPS_INTR_ERR_MASK 0x00008000 /**< Error Interrupt */
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#define XSDPS_NORM_INTR_ALL_MASK 0x0000FFFF
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#define XSDPS_INTR_ERR_CT_MASK 0x00000001 /**< Command Timeout
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Error */
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#define XSDPS_INTR_ERR_CCRC_MASK 0x00000002 /**< Command CRC Error */
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#define XSDPS_INTR_ERR_CEB_MASK 0x00000004 /**< Command End Bit
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Error */
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#define XSDPS_INTR_ERR_CI_MASK 0x00000008 /**< Command Index Error */
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#define XSDPS_INTR_ERR_DT_MASK 0x00000010 /**< Data Timeout Error */
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#define XSDPS_INTR_ERR_DCRC_MASK 0x00000020 /**< Data CRC Error */
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#define XSDPS_INTR_ERR_DEB_MASK 0x00000040 /**< Data End Bit Error */
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#define XSDPS_INTR_ERR_I_LMT_MASK 0x00000080 /**< Current Limit Error */
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#define XSDPS_INTR_ERR_AUTO_CMD12_MASK 0x00000100 /**< Auto CMD12 Error */
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#define XSDPS_INTR_ERR_ADMA_MASK 0x00000200 /**< ADMA Error */
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#define XSDPS_INTR_ERR_TR_MASK 0x00001000 /**< Tuning Error */
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#define XSDPS_INTR_VEND_SPF_ERR_MASK 0x0000E000 /**< Vendor Specific
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Error */
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#define XSDPS_ERROR_INTR_ALL_MASK 0x0000F3FF /**< Mask for error bits */
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/* @} */
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/** @name Block Size and Block Count Register
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*
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* This register contains the block count for current transfer,
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* block size and SDMA buffer size.
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* Read/Write except for reserved bits.
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* @{
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*/
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#define XSDPS_BLK_SIZE_MASK 0x00000FFF /**< Transfer Block Size */
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#define XSDPS_SDMA_BUFF_SIZE_MASK 0x00007000 /**< Host SDMA Buffer Size */
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#define XSDPS_BLK_CNT_MASK 0x0000FFFF /**< Block Count for
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Current Transfer */
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/* @} */
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/** @name Transfer Mode and Command Register
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*
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* The Transfer Mode register is used to control the data transfers and
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* Command register is used for command generation
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* Read/Write except for reserved bits.
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* @{
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*/
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#define XSDPS_TM_DMA_EN_MASK 0x00000001 /**< DMA Enable */
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#define XSDPS_TM_BLK_CNT_EN_MASK 0x00000002 /**< Block Count Enable */
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#define XSDPS_TM_AUTO_CMD12_EN_MASK 0x00000004 /**< Auto CMD12 Enable */
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#define XSDPS_TM_DAT_DIR_SEL_MASK 0x00000010 /**< Data Transfer
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Direction Select */
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#define XSDPS_TM_MUL_SIN_BLK_SEL_MASK 0x00000020 /**< Multi/Single
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Block Select */
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#define XSDPS_CMD_RESP_SEL_MASK 0x00000003 /**< Response Type
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Select */
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#define XSDPS_CMD_RESP_NONE_MASK 0x00000000 /**< No Response */
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#define XSDPS_CMD_RESP_L136_MASK 0x00000001 /**< Response length 138 */
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#define XSDPS_CMD_RESP_L48_MASK 0x00000002 /**< Response length 48 */
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#define XSDPS_CMD_RESP_L48_BSY_CHK_MASK 0x00000003 /**< Response length 48 &
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check busy after
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response */
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#define XSDPS_CMD_CRC_CHK_EN_MASK 0x00000008 /**< Command CRC Check
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Enable */
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#define XSDPS_CMD_INX_CHK_EN_MASK 0x00000010 /**< Command Index Check
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Enable */
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#define XSDPS_DAT_PRESENT_SEL_MASK 0x00000020 /**< Data Present Select */
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#define XSDPS_CMD_TYPE_MASK 0x000000C0 /**< Command Type */
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#define XSDPS_CMD_TYPE_NORM_MASK 0x00000000 /**< CMD Type - Normal */
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#define XSDPS_CMD_TYPE_SUSPEND_MASK 0x00000040 /**< CMD Type - Suspend */
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#define XSDPS_CMD_TYPE_RESUME_MASK 0x00000080 /**< CMD Type - Resume */
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#define XSDPS_CMD_TYPE_ABORT_MASK 0x000000C0 /**< CMD Type - Abort */
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#define XSDPS_CMD_MASK 0x00003F00 /**< Command Index Mask -
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Set to CMD0-63,
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AMCD0-63 */
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/* @} */
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/** @name Capabilities Register
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*
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* Capabilities register is a read only register which contains
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* information about the host controller.
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* Sufficient if read once after power on.
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* Read Only
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* @{
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*/
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#define XSDPS_CAP_TOUT_CLK_FREQ_MASK 0x0000003F /**< Timeout clock freq
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select */
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#define XSDPS_CAP_TOUT_CLK_UNIT_MASK 0x00000080 /**< Timeout clock unit -
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MHz/KHz */
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#define XSDPS_CAP_MAX_BLK_LEN_MASK 0x00030000 /**< Max block length */
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#define XSDPS_CAP_MAX_BLK_LEN_512B_MASK 0x00000000 /**< Max block 512 bytes */
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#define XSDPS_CAP_EXT_MEDIA_BUS_MASK 0x00040000 /**< Extended media bus */
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#define XSDPS_CAP_ADMA2_MASK 0x00080000 /**< ADMA2 support */
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#define XSDPS_CAP_HIGH_SPEED_MASK 0x00200000 /**< High speed support */
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#define XSDPS_CAP_SDMA_MASK 0x00400000 /**< SDMA support */
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#define XSDPS_CAP_SUSP_RESUME_MASK 0x00800000 /**< Suspend/Resume
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support */
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#define XSDPS_CAP_VOLT_3V3_MASK 0x01000000 /**< 3.3V support */
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#define XSDPS_CAP_VOLT_3V0_MASK 0x02000000 /**< 3.0V support */
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#define XSDPS_CAP_VOLT_1V8_MASK 0x04000000 /**< 1.8V support */
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#define XSDPS_CAP_INTR_MODE_MASK 0x08000000 /**< Interrupt mode
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support */
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#define XSDPS_CAP_SYS_BUS_64_MASK 0x10000000 /**< 64 bit system bus
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support */
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#define XSDPS_CAP_SPI_MODE_MASK 0x20000000 /**< SPI mode */
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#define XSDPS_CAP_SPI_BLOCK_MODE_MASK 0x20000000 /**< SPI block mode */
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/* @} */
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/** @name Present State Register
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*
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* Gives the current status of the host controller
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* Read Only
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* @{
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*/
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#define XSDPS_PSR_INHIBIT_CMD_MASK 0x00000001 /**< Command inhibit - CMD */
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#define XSDPS_PSR_INHIBIT_DAT_MASK 0x00000002 /**< Command Inhibit - DAT */
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#define XSDPS_PSR_DAT_ACTIVE_MASK 0x00000004 /**< DAT line active */
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#define XSDPS_PSR_WR_ACTIVE_MASK 0x00000100 /**< Write transfer active */
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#define XSDPS_PSR_RD_ACTIVE_MASK 0x00000200 /**< Read transfer active */
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#define XSDPS_PSR_BUFF_WR_EN_MASK 0x00000400 /**< Buffer write enable */
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#define XSDPS_PSR_BUFF_RD_EN_MASK 0x00000800 /**< Buffer read enable */
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#define XSDPS_PSR_CARD_INSRT_MASK 0x00010000 /**< Card inserted */
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#define XSDPS_PSR_CARD_STABLE_MASK 0x00020000 /**< Card state stable */
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#define XSDPS_PSR_CARD_DPL_MASK 0x00040000 /**< Card detect pin level */
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#define XSDPS_PSR_WPS_PL_MASK 0x00080000 /**< Write protect switch
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pin level */
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/* @} */
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/** @name Block size mask for 512 bytes
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*
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* Block size mask for 512 bytes - This is the default block size.
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* @{
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*/
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#define XSDPS_BLK_SIZE_512_MASK 0x200
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/* @} */
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/** @name Commands
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*
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* Constant definitions for commands and response related to SD
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* @{
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*/
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#define XSDPS_APP_CMD_PREFIX 0x8000
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#define CMD0 0x0000
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#define CMD1 0x0100
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#define CMD2 0x0200
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#define CMD3 0x0300
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#define CMD4 0x0400
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#define CMD5 0x0500
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#define CMD6 0x0600
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#define ACMD6 (XSDPS_APP_CMD_PREFIX + 0x0600)
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#define CMD7 0x0700
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#define CMD8 0x0800
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#define CMD9 0x0900
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#define CMD10 0x0A00
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#define CMD12 0x0C00
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#define ACMD13 (XSDPS_APP_CMD_PREFIX + 0x0D00)
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#define CMD16 0x1000
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#define CMD17 0x1100
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#define CMD18 0x1200
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#define CMD23 0x1700
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#define ACMD23 (XSDPS_APP_CMD_PREFIX + 0x1700)
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#define CMD24 0x1800
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#define CMD25 0x1900
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#define CMD41 0x2900
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#define ACMD41 (XSDPS_APP_CMD_PREFIX + 0x2900)
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#define ACMD42 (XSDPS_APP_CMD_PREFIX + 0x2A00)
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#define ACMD51 (XSDPS_APP_CMD_PREFIX + 0x3300)
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#define CMD52 0x3400
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#define CMD55 0x3700
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#define CMD58 0x3A00
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#define RESP_NONE XSDPS_CMD_RESP_NONE_MASK
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#define RESP_R1 XSDPS_CMD_RESP_L48_MASK | XSDPS_CMD_CRC_CHK_EN_MASK | \
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XSDPS_CMD_INX_CHK_EN_MASK
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#define RESP_R1B XSDPS_CMD_RESP_L48_BSY_CHK_MASK | \
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XSDPS_CMD_CRC_CHK_EN_MASK | XSDPS_CMD_INX_CHK_EN_MASK
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#define RESP_R2 XSDPS_CMD_RESP_L136_MASK | XSDPS_CMD_CRC_CHK_EN_MASK
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#define RESP_R3 XSDPS_CMD_RESP_L48_MASK
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#define RESP_R6 XSDPS_CMD_RESP_L48_BSY_CHK_MASK | \
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XSDPS_CMD_CRC_CHK_EN_MASK | XSDPS_CMD_INX_CHK_EN_MASK
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/* @} */
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/** @name ADMA2 Descriptor related definitions
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*
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* ADMA2 Descriptor related definitions
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* @{
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*/
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#define XSDPS_DESC_MAX_LENGTH 65536
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#define XSDPS_DESC_VALID (0x1 << 0)
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#define XSDPS_DESC_END (0x1 << 1)
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#define XSDPS_DESC_INT (0x1 << 2)
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#define XSDPS_DESC_TRAN (0x2 << 4)
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/* @} */
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/**************************** Type Definitions *******************************/
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/***************** Macros (Inline Functions) Definitions *********************/
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#define XSdPs_In32 Xil_In32
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#define XSdPs_Out32 Xil_Out32
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#define XSdPs_In16 Xil_In16
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#define XSdPs_Out16 Xil_Out16
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#define XSdPs_In8 Xil_In8
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#define XSdPs_Out8 Xil_Out8
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/****************************************************************************/
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/**
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* Read a register.
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*
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* @param BaseAddress contains the base address of the device.
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* @param RegOffset contains the offset from the 1st register of the
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* device to the target register.
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*
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* @return The value read from the register.
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*
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* @note C-Style signature:
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* u32 XSdPs_ReadReg(u32 BaseAddress. int RegOffset)
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*
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******************************************************************************/
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#define XSdPs_ReadReg(BaseAddress, RegOffset) \
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XSdPs_In32((BaseAddress) + (RegOffset))
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/***************************************************************************/
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/**
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* Write to a register.
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*
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* @param BaseAddress contains the base address of the device.
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* @param RegOffset contains the offset from the 1st register of the
|
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* device to target register.
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* @param RegisterValue is the value to be written to the register.
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*
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* @return None.
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|
*
|
|
* @note C-Style signature:
|
|
* void XSdPs_WriteReg(u32 BaseAddress, int RegOffset,
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|
* u32 RegisterValue)
|
|
*
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******************************************************************************/
|
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#define XSdPs_WriteReg(BaseAddress, RegOffset, RegisterValue) \
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XSdPs_Out32((BaseAddress) + (RegOffset), (RegisterValue))
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|
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/****************************************************************************/
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/**
|
|
* Read a register.
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|
*
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|
* @param BaseAddress contains the base address of the device.
|
|
* @param RegOffset contains the offset from the 1st register of the
|
|
* device to the target register.
|
|
*
|
|
* @return The value read from the register.
|
|
*
|
|
* @note C-Style signature:
|
|
* u16 XSdPs_ReadReg(u32 BaseAddress. int RegOffset)
|
|
*
|
|
******************************************************************************/
|
|
#define XSdPs_ReadReg16(BaseAddress, RegOffset) \
|
|
XSdPs_In16((BaseAddress) + (RegOffset))
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|
|
/***************************************************************************/
|
|
/**
|
|
* Write to a register.
|
|
*
|
|
* @param BaseAddress contains the base address of the device.
|
|
* @param RegOffset contains the offset from the 1st register of the
|
|
* device to target register.
|
|
* @param RegisterValue is the value to be written to the register.
|
|
*
|
|
* @return None.
|
|
*
|
|
* @note C-Style signature:
|
|
* void XSdPs_WriteReg(u32 BaseAddress, int RegOffset,
|
|
* u16 RegisterValue)
|
|
*
|
|
******************************************************************************/
|
|
#define XSdPs_WriteReg16(BaseAddress, RegOffset, RegisterValue) \
|
|
XSdPs_Out16((BaseAddress) + (RegOffset), (RegisterValue))
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|
|
/****************************************************************************/
|
|
/**
|
|
* Read a register.
|
|
*
|
|
* @param BaseAddress contains the base address of the device.
|
|
* @param RegOffset contains the offset from the 1st register of the
|
|
* device to the target register.
|
|
*
|
|
* @return The value read from the register.
|
|
*
|
|
* @note C-Style signature:
|
|
* u8 XSdPs_ReadReg(u32 BaseAddress. int RegOffset)
|
|
*
|
|
******************************************************************************/
|
|
#define XSdPs_ReadReg8(BaseAddress, RegOffset) \
|
|
XSdPs_In8((BaseAddress) + (RegOffset))
|
|
|
|
/***************************************************************************/
|
|
/**
|
|
* Write to a register.
|
|
*
|
|
* @param BaseAddress contains the base address of the device.
|
|
* @param RegOffset contains the offset from the 1st register of the
|
|
* device to target register.
|
|
* @param RegisterValue is the value to be written to the register.
|
|
*
|
|
* @return None.
|
|
*
|
|
* @note C-Style signature:
|
|
* void XSdPs_WriteReg(u32 BaseAddress, int RegOffset,
|
|
* u8 RegisterValue)
|
|
*
|
|
******************************************************************************/
|
|
#define XSdPs_WriteReg8(BaseAddress, RegOffset, RegisterValue) \
|
|
XSdPs_Out8((BaseAddress) + (RegOffset), (RegisterValue))
|
|
|
|
/***************************************************************************/
|
|
/**
|
|
* Macro to get present status register
|
|
*
|
|
* @param BaseAddress contains the base address of the device.
|
|
*
|
|
* @return None.
|
|
*
|
|
* @note C-Style signature:
|
|
* void XSdPs_WriteReg(u32 BaseAddress, int RegOffset,
|
|
* u8 RegisterValue)
|
|
*
|
|
******************************************************************************/
|
|
#define XSdPs_GetPresentStatusReg(BaseAddress) \
|
|
XSdPs_In32((BaseAddress) + (XSDPS_PRES_STATE_OFFSET))
|
|
|
|
/************************** Function Prototypes ******************************/
|
|
|
|
/************************** Variable Definitions *****************************/
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* SD_HW_H_ */
|