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/** @file
Header for the MMC Host Protocol implementation for the ARM PrimeCell PL180.
Copyright (c) 2011, ARM Limited. All rights reserved.
This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef __PL180_MCI_H
#define __PL180_MCI_H
#include <Uefi.h>
#include <Protocol/MmcHost.h>
#include <Library/UefiLib.h>
#include <Library/DebugLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/IoLib.h>
#include <Library/TimerLib.h>
#include <Library/PcdLib.h>
#define PL180_MCI_DXE_VERSION 0x10
#define MCI_SYSCTL FixedPcdGet32(PcdPL180MciBaseAddress)
#define MCI_POWER_CONTROL_REG (MCI_SYSCTL+0x000)
#define MCI_CLOCK_CONTROL_REG (MCI_SYSCTL+0x004)
#define MCI_ARGUMENT_REG (MCI_SYSCTL+0x008)
#define MCI_COMMAND_REG (MCI_SYSCTL+0x00C)
#define MCI_RESPCMD_REG (MCI_SYSCTL+0x010)
#define MCI_RESPONSE0_REG (MCI_SYSCTL+0x014)
#define MCI_RESPONSE1_REG (MCI_SYSCTL+0x018)
#define MCI_RESPONSE2_REG (MCI_SYSCTL+0x01C)
#define MCI_RESPONSE3_REG (MCI_SYSCTL+0x020)
#define MCI_DATA_TIMER_REG (MCI_SYSCTL+0x024)
#define MCI_DATA_LENGTH_REG (MCI_SYSCTL+0x028)
#define MCI_DATA_CTL_REG (MCI_SYSCTL+0x02C)
#define MCI_DATA_COUNTER (MCI_SYSCTL+0x030)
#define MCI_STATUS_REG (MCI_SYSCTL+0x034)
#define MCI_CLEAR_STATUS_REG (MCI_SYSCTL+0x038)
#define MCI_INT0_MASK_REG (MCI_SYSCTL+0x03C)
#define MCI_INT1_MASK_REG (MCI_SYSCTL+0x040)
#define MCI_FIFOCOUNT_REG (MCI_SYSCTL+0x048)
#define MCI_FIFO_REG (MCI_SYSCTL+0x080)
#define MCI_POWER_UP 0x2
#define MCI_POWER_ON 0x3
#define MCI_POWER_OPENDRAIN (1 << 6)
#define MCI_POWER_ROD (1 << 7)
#define MCI_CLOCK_ENABLE 0x100
#define MCI_CLOCK_POWERSAVE 0x200
#define MCI_CLOCK_BYPASS 0x400
#define MCI_STATUS_CMD_CMDCRCFAIL 0x1
#define MCI_STATUS_CMD_DATACRCFAIL 0x2
#define MCI_STATUS_CMD_CMDTIMEOUT 0x4
#define MCI_STATUS_CMD_DATATIMEOUT 0x8
#define MCI_STATUS_CMD_TX_UNDERRUN 0x10
#define MCI_STATUS_CMD_RXOVERRUN 0x20
#define MCI_STATUS_CMD_RESPEND 0x40
#define MCI_STATUS_CMD_SENT 0x80
#define MCI_STATUS_CMD_TXDONE (MCI_STATUS_CMD_DATAEND | MCI_STATUS_CMD_DATABLOCKEND)
#define MCI_STATUS_CMD_DATAEND 0x000100 // Command Status - Data end
#define MCI_STATUS_CMD_START_BIT_ERROR 0x000200
#define MCI_STATUS_CMD_DATABLOCKEND 0x000400 // Command Status - Data end
#define MCI_STATUS_CMD_ACTIVE 0x800
#define MCI_STATUS_CMD_RXACTIVE (1 << 13)
#define MCI_STATUS_CMD_RXFIFOHALFFULL 0x008000
#define MCI_STATUS_CMD_RXFIFOEMPTY 0x080000
#define MCI_STATUS_CMD_RXDATAAVAILBL (1 << 21)
#define MCI_STATUS_CMD_TXACTIVE (1 << 12)
#define MCI_STATUS_CMD_TXFIFOFULL (1 << 16)
#define MCI_STATUS_CMD_TXFIFOHALFEMPTY (1 << 14)
#define MCI_STATUS_CMD_TXFIFOEMPTY (1 << 18)
#define MCI_STATUS_CMD_TXDATAAVAILBL (1 << 20)
#define MCI_DATACTL_ENABLE 1
#define MCI_DATACTL_CONT_TO_CARD 0
#define MCI_DATACTL_CARD_TO_CONT 2
#define MCI_DATACTL_BLOCK_TRANS 0
#define MCI_DATACTL_STREAM_TRANS 4
#define MCI_DATACTL_DMA_ENABLE (1 << 3)
#define INDX_MASK 0x3F
#define MCI_CPSM_ENABLED (1 << 10)
#define MCI_CPSM_WAIT_RESPONSE (1 << 6)
#define MCI_CPSM_LONG_RESPONSE (1 << 7)
#define MCI_TRACE(txt) DEBUG((EFI_D_BLKIO, "ARM_MCI: " txt "\n"))
EFI_STATUS
EFIAPI
MciGetDriverName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN CHAR8 *Language,
OUT CHAR16 **DriverName
);
EFI_STATUS
EFIAPI
MciGetControllerName (
IN EFI_COMPONENT_NAME_PROTOCOL *This,
IN EFI_HANDLE ControllerHandle,
IN EFI_HANDLE ChildHandle OPTIONAL,
IN CHAR8 *Language,
OUT CHAR16 **ControllerName
);
#endif
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