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/** @file
Provides some data structure definitions used by the SD/MMC host controller driver.
Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
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 _SD_MMC_PCI_HCI_H_
#define _SD_MMC_PCI_HCI_H_
//
// SD Host Controller SlotInfo Register Offset
//
#define SD_MMC_HC_SLOT_OFFSET 0x40
#define SD_MMC_HC_MAX_SLOT 6
//
// SD Host Controller MMIO Register Offset
//
#define SD_MMC_HC_SDMA_ADDR 0x00
#define SD_MMC_HC_ARG2 0x00
#define SD_MMC_HC_BLK_SIZE 0x04
#define SD_MMC_HC_BLK_COUNT 0x06
#define SD_MMC_HC_ARG1 0x08
#define SD_MMC_HC_TRANS_MOD 0x0C
#define SD_MMC_HC_COMMAND 0x0E
#define SD_MMC_HC_RESPONSE 0x10
#define SD_MMC_HC_BUF_DAT_PORT 0x20
#define SD_MMC_HC_PRESENT_STATE 0x24
#define SD_MMC_HC_HOST_CTRL1 0x28
#define SD_MMC_HC_POWER_CTRL 0x29
#define SD_MMC_HC_BLK_GAP_CTRL 0x2A
#define SD_MMC_HC_WAKEUP_CTRL 0x2B
#define SD_MMC_HC_CLOCK_CTRL 0x2C
#define SD_MMC_HC_TIMEOUT_CTRL 0x2E
#define SD_MMC_HC_SW_RST 0x2F
#define SD_MMC_HC_NOR_INT_STS 0x30
#define SD_MMC_HC_ERR_INT_STS 0x32
#define SD_MMC_HC_NOR_INT_STS_EN 0x34
#define SD_MMC_HC_ERR_INT_STS_EN 0x36
#define SD_MMC_HC_NOR_INT_SIG_EN 0x38
#define SD_MMC_HC_ERR_INT_SIG_EN 0x3A
#define SD_MMC_HC_AUTO_CMD_ERR_STS 0x3C
#define SD_MMC_HC_HOST_CTRL2 0x3E
#define SD_MMC_HC_CAP 0x40
#define SD_MMC_HC_MAX_CURRENT_CAP 0x48
#define SD_MMC_HC_FORCE_EVT_AUTO_CMD 0x50
#define SD_MMC_HC_FORCE_EVT_ERR_INT 0x52
#define SD_MMC_HC_ADMA_ERR_STS 0x54
#define SD_MMC_HC_ADMA_SYS_ADDR 0x58
#define SD_MMC_HC_PRESET_VAL 0x60
#define SD_MMC_HC_SHARED_BUS_CTRL 0xE0
#define SD_MMC_HC_SLOT_INT_STS 0xFC
#define SD_MMC_HC_CTRL_VER 0xFE
//
// The transfer modes supported by SD Host Controller
// Simplified Spec 3.0 Table 1-2
//
typedef enum {
SdMmcNoData,
SdMmcPioMode,
SdMmcSdmaMode,
SdMmcAdmaMode
} SD_MMC_HC_TRANSFER_MODE;
//
// The maximum data length of each descriptor line
//
#define ADMA_MAX_DATA_PER_LINE 0x10000
typedef struct {
UINT32 Valid:1;
UINT32 End:1;
UINT32 Int:1;
UINT32 Reserved:1;
UINT32 Act:2;
UINT32 Reserved1:10;
UINT32 Length:16;
UINT32 Address;
} SD_MMC_HC_ADMA_DESC_LINE;
#define SD_MMC_SDMA_BOUNDARY 512 * 1024
#define SD_MMC_SDMA_ROUND_UP(x, n) (((x) + n) & ~(n - 1))
typedef struct {
UINT8 FirstBar:3; // bit 0:2
UINT8 Reserved:1; // bit 3
UINT8 SlotNum:3; // bit 4:6
UINT8 Reserved1:1; // bit 7
} SD_MMC_HC_SLOT_INFO;
typedef struct {
UINT32 TimeoutFreq:6; // bit 0:5
UINT32 Reserved:1; // bit 6
UINT32 TimeoutUnit:1; // bit 7
UINT32 BaseClkFreq:8; // bit 8:15
UINT32 MaxBlkLen:2; // bit 16:17
UINT32 BusWidth8:1; // bit 18
UINT32 Adma2:1; // bit 19
UINT32 Reserved2:1; // bit 20
UINT32 HighSpeed:1; // bit 21
UINT32 Sdma:1; // bit 22
UINT32 SuspRes:1; // bit 23
UINT32 Voltage33:1; // bit 24
UINT32 Voltage30:1; // bit 25
UINT32 Voltage18:1; // bit 26
UINT32 Reserved3:1; // bit 27
UINT32 SysBus64:1; // bit 28
UINT32 AsyncInt:1; // bit 29
UINT32 SlotType:2; // bit 30:31
UINT32 Sdr50:1; // bit 32
UINT32 Sdr104:1; // bit 33
UINT32 Ddr50:1; // bit 34
UINT32 Reserved4:1; // bit 35
UINT32 DriverTypeA:1; // bit 36
UINT32 DriverTypeC:1; // bit 37
UINT32 DriverTypeD:1; // bit 38
UINT32 DriverType4:1; // bit 39
UINT32 TimerCount:4; // bit 40:43
UINT32 Reserved5:1; // bit 44
UINT32 TuningSDR50:1; // bit 45
UINT32 RetuningMod:2; // bit 46:47
UINT32 ClkMultiplier:8; // bit 48:55
UINT32 Reserved6:7; // bit 56:62
UINT32 Hs400:1; // bit 63
} SD_MMC_HC_SLOT_CAP;
/**
Dump the content of SD/MMC host controller's Capability Register.
@param[in] Slot The slot number of the SD card to send the command to.
@param[in] Capability The buffer to store the capability data.
**/
VOID
DumpCapabilityReg (
IN UINT8 Slot,
IN SD_MMC_HC_SLOT_CAP *Capability
);
/**
Read SlotInfo register from SD/MMC host controller pci config space.
@param[in] PciIo The PCI IO protocol instance.
@param[out] FirstBar The buffer to store the first BAR value.
@param[out] SlotNum The buffer to store the supported slot number.
@retval EFI_SUCCESS The operation succeeds.
@retval Others The operation fails.
**/
EFI_STATUS
EFIAPI
SdMmcHcGetSlotInfo (
IN EFI_PCI_IO_PROTOCOL *PciIo,
OUT UINT8 *FirstBar,
OUT UINT8 *SlotNum
);
/**
Read/Write specified SD/MMC host controller mmio register.
@param[in] PciIo The PCI IO protocol instance.
@param[in] BarIndex The BAR index of the standard PCI Configuration
header to use as the base address for the memory
operation to perform.
@param[in] Offset The offset within the selected BAR to start the
memory operation.
@param[in] Read A boolean to indicate it's read or write operation.
@param[in] Count The width of the mmio register in bytes.
Must be 1, 2 , 4 or 8 bytes.
@param[in, out] Data For read operations, the destination buffer to store
the results. For write operations, the source buffer
to write data from. The caller is responsible for
having ownership of the data buffer and ensuring its
size not less than Count bytes.
@retval EFI_INVALID_PARAMETER The PciIo or Data is NULL or the Count is not valid.
@retval EFI_SUCCESS The read/write operation succeeds.
@retval Others The read/write operation fails.
**/
EFI_STATUS
EFIAPI
SdMmcHcRwMmio (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 BarIndex,
IN UINT32 Offset,
IN BOOLEAN Read,
IN UINT8 Count,
IN OUT VOID *Data
);
/**
Do OR operation with the value of the specified SD/MMC host controller mmio register.
@param[in] PciIo The PCI IO protocol instance.
@param[in] BarIndex The BAR index of the standard PCI Configuration
header to use as the base address for the memory
operation to perform.
@param[in] Offset The offset within the selected BAR to start the
memory operation.
@param[in] Count The width of the mmio register in bytes.
Must be 1, 2 , 4 or 8 bytes.
@param[in] OrData The pointer to the data used to do OR operation.
The caller is responsible for having ownership of
the data buffer and ensuring its size not less than
Count bytes.
@retval EFI_INVALID_PARAMETER The PciIo or OrData is NULL or the Count is not valid.
@retval EFI_SUCCESS The OR operation succeeds.
@retval Others The OR operation fails.
**/
EFI_STATUS
EFIAPI
SdMmcHcOrMmio (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 BarIndex,
IN UINT32 Offset,
IN UINT8 Count,
IN VOID *OrData
);
/**
Do AND operation with the value of the specified SD/MMC host controller mmio register.
@param[in] PciIo The PCI IO protocol instance.
@param[in] BarIndex The BAR index of the standard PCI Configuration
header to use as the base address for the memory
operation to perform.
@param[in] Offset The offset within the selected BAR to start the
memory operation.
@param[in] Count The width of the mmio register in bytes.
Must be 1, 2 , 4 or 8 bytes.
@param[in] AndData The pointer to the data used to do AND operation.
The caller is responsible for having ownership of
the data buffer and ensuring its size not less than
Count bytes.
@retval EFI_INVALID_PARAMETER The PciIo or AndData is NULL or the Count is not valid.
@retval EFI_SUCCESS The AND operation succeeds.
@retval Others The AND operation fails.
**/
EFI_STATUS
EFIAPI
SdMmcHcAndMmio (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 BarIndex,
IN UINT32 Offset,
IN UINT8 Count,
IN VOID *AndData
);
/**
Wait for the value of the specified MMIO register set to the test value.
@param[in] PciIo The PCI IO protocol instance.
@param[in] BarIndex The BAR index of the standard PCI Configuration
header to use as the base address for the memory
operation to perform.
@param[in] Offset The offset within the selected BAR to start the
memory operation.
@param[in] Count The width of the mmio register in bytes.
Must be 1, 2, 4 or 8 bytes.
@param[in] MaskValue The mask value of memory.
@param[in] TestValue The test value of memory.
@param[in] Timeout The time out value for wait memory set, uses 1
microsecond as a unit.
@retval EFI_TIMEOUT The MMIO register hasn't expected value in timeout
range.
@retval EFI_SUCCESS The MMIO register has expected value.
@retval Others The MMIO operation fails.
**/
EFI_STATUS
EFIAPI
SdMmcHcWaitMmioSet (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 BarIndex,
IN UINT32 Offset,
IN UINT8 Count,
IN UINT64 MaskValue,
IN UINT64 TestValue,
IN UINT64 Timeout
);
/**
Software reset the specified SD/MMC host controller.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@retval EFI_SUCCESS The software reset executes successfully.
@retval Others The software reset fails.
**/
EFI_STATUS
SdMmcHcReset (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot
);
/**
Set all interrupt status bits in Normal and Error Interrupt Status Enable
register.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@retval EFI_SUCCESS The operation executes successfully.
@retval Others The operation fails.
**/
EFI_STATUS
SdMmcHcEnableInterrupt (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot
);
/**
Get the capability data from the specified slot.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@param[out] Capability The buffer to store the capability data.
@retval EFI_SUCCESS The operation executes successfully.
@retval Others The operation fails.
**/
EFI_STATUS
SdMmcHcGetCapability (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
OUT SD_MMC_HC_SLOT_CAP *Capability
);
/**
Get the maximum current capability data from the specified slot.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@param[out] MaxCurrent The buffer to store the maximum current capability data.
@retval EFI_SUCCESS The operation executes successfully.
@retval Others The operation fails.
**/
EFI_STATUS
SdMmcHcGetMaxCurrent (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
OUT UINT64 *MaxCurrent
);
/**
Detect whether there is a SD/MMC card attached at the specified SD/MMC host controller
slot.
Refer to SD Host Controller Simplified spec 3.0 Section 3.1 for details.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@param[out] MediaPresent The pointer to the media present boolean value.
@retval EFI_SUCCESS There is no media change happened.
@retval EFI_MEDIA_CHANGED There is media change happened.
@retval Others The detection fails.
**/
EFI_STATUS
SdMmcHcCardDetect (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
OUT BOOLEAN *MediaPresent
);
/**
Stop SD/MMC card clock.
Refer to SD Host Controller Simplified spec 3.0 Section 3.2.2 for details.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@retval EFI_SUCCESS Succeed to stop SD/MMC clock.
@retval Others Fail to stop SD/MMC clock.
**/
EFI_STATUS
SdMmcHcStopClock (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot
);
/**
SD/MMC card clock supply.
Refer to SD Host Controller Simplified spec 3.0 Section 3.2.1 for details.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@param[in] ClockFreq The max clock frequency to be set. The unit is KHz.
@param[in] Capability The capability of the slot.
@retval EFI_SUCCESS The clock is supplied successfully.
@retval Others The clock isn't supplied successfully.
**/
EFI_STATUS
SdMmcHcClockSupply (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
IN UINT64 ClockFreq,
IN SD_MMC_HC_SLOT_CAP Capability
);
/**
SD/MMC bus power control.
Refer to SD Host Controller Simplified spec 3.0 Section 3.3 for details.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@param[in] PowerCtrl The value setting to the power control register.
@retval TRUE There is a SD/MMC card attached.
@retval FALSE There is no a SD/MMC card attached.
**/
EFI_STATUS
SdMmcHcPowerControl (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
IN UINT8 PowerCtrl
);
/**
Set the SD/MMC bus width.
Refer to SD Host Controller Simplified spec 3.0 Section 3.4 for details.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@param[in] BusWidth The bus width used by the SD/MMC device, it must be 1, 4 or 8.
@retval EFI_SUCCESS The bus width is set successfully.
@retval Others The bus width isn't set successfully.
**/
EFI_STATUS
SdMmcHcSetBusWidth (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
IN UINT16 BusWidth
);
/**
Supply SD/MMC card with lowest clock frequency at initialization.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@param[in] Capability The capability of the slot.
@retval EFI_SUCCESS The clock is supplied successfully.
@retval Others The clock isn't supplied successfully.
**/
EFI_STATUS
SdMmcHcInitClockFreq (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
IN SD_MMC_HC_SLOT_CAP Capability
);
/**
Supply SD/MMC card with maximum voltage at initialization.
Refer to SD Host Controller Simplified spec 3.0 Section 3.3 for details.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@param[in] Capability The capability of the slot.
@retval EFI_SUCCESS The voltage is supplied successfully.
@retval Others The voltage isn't supplied successfully.
**/
EFI_STATUS
SdMmcHcInitPowerVoltage (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
IN SD_MMC_HC_SLOT_CAP Capability
);
/**
Initialize the Timeout Control register with most conservative value at initialization.
Refer to SD Host Controller Simplified spec 3.0 Section 2.2.15 for details.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@retval EFI_SUCCESS The timeout control register is configured successfully.
@retval Others The timeout control register isn't configured successfully.
**/
EFI_STATUS
SdMmcHcInitTimeoutCtrl (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot
);
/**
Initial SD/MMC host controller with lowest clock frequency, max power and max timeout value
at initialization.
@param[in] PciIo The PCI IO protocol instance.
@param[in] Slot The slot number of the SD card to send the command to.
@param[in] Capability The capability of the slot.
@retval EFI_SUCCESS The host controller is initialized successfully.
@retval Others The host controller isn't initialized successfully.
**/
EFI_STATUS
SdMmcHcInitHost (
IN EFI_PCI_IO_PROTOCOL *PciIo,
IN UINT8 Slot,
IN SD_MMC_HC_SLOT_CAP Capability
);
#endif
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