The functions that are never called have been removed.
They are SdCardGetCsd and SdCardGetScr.
https://bugzilla.tianocore.org/show_bug.cgi?id=1062
Cc: Star Zeng <star.zeng@intel.com>
Cc: Eric Dong <eric.dong@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: shenglei <shenglei.zhang@intel.com>
---
MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdDevice.c | 107 ------------------
1 file changed, 107 deletions(-)
diff --git a/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdDevice.c b/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdDevice.c
index 9e70de956f..8c93933bc6 100644
--- a/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdDevice.c
+++ b/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdDevice.c
@@ -318,116 +318,9 @@ SdCardSetRca (
return Status;
}
-/**
- Send command SEND_CSD to the SD device to get the data of the CSD register.
-
- Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.
-
- @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.
- @param[in] Slot The slot number of the SD card to send the command to.
- @param[in] Rca The relative device address of selected device.
- @param[out] Csd The buffer to store the content of the CSD register.
- Note the caller should ignore the lowest byte of this
- buffer as the content of this byte is meaningless even
- if the operation succeeds.
-
- @retval EFI_SUCCESS The operation is done correctly.
- @retval Others The operation fails.
-
-**/
-EFI_STATUS
-SdCardGetCsd (
- IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,
- IN UINT8 Slot,
- IN UINT16 Rca,
- OUT SD_CSD *Csd
- )
-{
- EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;
- EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;
- EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;
- EFI_STATUS Status;
-
- ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));
- ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));
- ZeroMem (&Packet, sizeof (Packet));
-
- Packet.SdMmcCmdBlk = &SdMmcCmdBlk;
- Packet.SdMmcStatusBlk = &SdMmcStatusBlk;
- Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;
- SdMmcCmdBlk.CommandIndex = SD_SEND_CSD;
- SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;
- SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR2;
- SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;
- Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);
- if (!EFI_ERROR (Status)) {
- //
- // For details, refer to SD Host Controller Simplified Spec 3.0 Table 2-12.
- //
- CopyMem (((UINT8*)Csd) + 1, &SdMmcStatusBlk.Resp0, sizeof (SD_CSD) - 1);
- }
-
- return Status;
-}
-
-/**
- Send command SEND_CSD to the SD device to get the data of the CSD register.
-
- Refer to SD Physical Layer Simplified Spec 4.1 Section 4.7 for details.
- @param[in] PassThru A pointer to the EFI_SD_MMC_PASS_THRU_PROTOCOL instance.
- @param[in] Slot The slot number of the SD card to send the command to.
- @param[in] Rca The relative device address of selected device.
- @param[out] Scr The buffer to store the content of the SCR register.
-
- @retval EFI_SUCCESS The operation is done correctly.
- @retval Others The operation fails.
-
-**/
-EFI_STATUS
-SdCardGetScr (
- IN EFI_SD_MMC_PASS_THRU_PROTOCOL *PassThru,
- IN UINT8 Slot,
- IN UINT16 Rca,
- OUT SD_SCR *Scr
- )
-{
- EFI_SD_MMC_COMMAND_BLOCK SdMmcCmdBlk;
- EFI_SD_MMC_STATUS_BLOCK SdMmcStatusBlk;
- EFI_SD_MMC_PASS_THRU_COMMAND_PACKET Packet;
- EFI_STATUS Status;
-
- ZeroMem (&SdMmcCmdBlk, sizeof (SdMmcCmdBlk));
- ZeroMem (&SdMmcStatusBlk, sizeof (SdMmcStatusBlk));
- ZeroMem (&Packet, sizeof (Packet));
-
- Packet.SdMmcCmdBlk = &SdMmcCmdBlk;
- Packet.SdMmcStatusBlk = &SdMmcStatusBlk;
- Packet.Timeout = SD_MMC_HC_GENERIC_TIMEOUT;
-
- SdMmcCmdBlk.CommandIndex = SD_APP_CMD;
- SdMmcCmdBlk.CommandType = SdMmcCommandTypeAc;
- SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;
- SdMmcCmdBlk.CommandArgument = (UINT32)Rca << 16;
-
- Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);
- if (EFI_ERROR (Status)) {
- return Status;
- }
-
- SdMmcCmdBlk.CommandIndex = SD_SEND_SCR;
- SdMmcCmdBlk.CommandType = SdMmcCommandTypeAdtc;
- SdMmcCmdBlk.ResponseType = SdMmcResponseTypeR1;
-
- Packet.InDataBuffer = Scr;
- Packet.InTransferLength = sizeof (SD_SCR);
-
- Status = SdMmcPassThruPassThru (PassThru, Slot, &Packet, NULL);
-
- return Status;
-}
/**
Send command SELECT_DESELECT_CARD to the SD device to select/deselect it.
--
2.18.0.windows.1
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