MmcDxe: Adding eMMC support

[mirror_edk2.git] / EmbeddedPkg / Universal / MmcDxe / Mmc.h

diff --git a/EmbeddedPkg/Universal/MmcDxe/Mmc.h b/EmbeddedPkg/Universal/MmcDxe/Mmc.h
index d570be299f955bac2df25f76b511c6581942ae21..e84c3c1cdf1b803df5cc70732ba06c20a4b71e5e 100644 (file)
--- a/EmbeddedPkg/Universal/MmcDxe/Mmc.h
+++ b/EmbeddedPkg/Universal/MmcDxe/Mmc.h
@@ -1,7 +1,7 @@
 /** @file\r
   Main Header file for the MMC DXE driver\r
 \r
 /** @file\r
   Main Header file for the MMC DXE driver\r
 \r

-  Copyright (c) 2011, ARM Limited. All rights reserved.\r
+  Copyright (c) 2011-2014, ARM Limited. All rights reserved.\r

   \r
   This program and the accompanying materials                          \r
   are licensed and made available under the terms and conditions of the BSD License         \r
   \r
   This program and the accompanying materials                          \r
   are licensed and made available under the terms and conditions of the BSD License         \r


@@ -24,6 +24,7 @@
 #include <Protocol/MmcHost.h>\r
 \r
 #include <Library/UefiLib.h>\r
 #include <Protocol/MmcHost.h>\r
 \r
 #include <Library/UefiLib.h>\r

+#include <Library/DebugLib.h>\r

 \r
 #define MMC_TRACE(txt)  DEBUG((EFI_D_BLKIO, "MMC: " txt "\n"))\r
 \r
 \r
 #define MMC_TRACE(txt)  DEBUG((EFI_D_BLKIO, "MMC: " txt "\n"))\r
 \r


@@ -32,14 +33,15 @@
 \r
 #define MMC_OCR_POWERUP             0x80000000\r
 \r
 \r
 #define MMC_OCR_POWERUP             0x80000000\r
 \r

-#define MMC_CSD_GET_CCC(Response)    (Response[1] >> 20)\r
-#define MMC_CSD_GET_TRANSPEED(Response)    (Response[0] & 0xFF)\r
-#define MMC_CSD_GET_READBLLEN(Response)    ((Response[1] >> 16) & 0xF)\r
-#define MMC_CSD_GET_WRITEBLLEN(Response)  ((Response[3] >> 22) & 0xF)\r
-#define MMC_CSD_GET_FILEFORMAT(Response)  ((Response[3] >> 10) & 0x3)\r
-#define MMC_CSD_GET_FILEFORMATGRP(Response)  ((Response[3] >> 15) & 0x1)\r
-#define MMC_CSD_GET_DEVICESIZE(csd)         (((Response[2] >> 30) & 0x3) | ((Response[1] & 0x3FF) << 2))\r
-#define MMC_CSD_GET_DEVICESIZEMULT(csd)     ((Response[2] >> 15) & 0x7)\r
+#define MMC_CSD_GET_CCC(Response)    (Response[2] >> 20)\r
+#define MMC_CSD_GET_TRANSPEED(Response)    (Response[3] & 0xFF)\r
+#define MMC_CSD_GET_READBLLEN(Response)    ((Response[2] >> 16) & 0xF)\r
+#define MMC_CSD_GET_WRITEBLLEN(Response)  ((Response[0] >> 22) & 0xF)\r
+#define MMC_CSD_GET_FILEFORMAT(Response)  ((Response[0] >> 10) & 0x3)\r
+#define MMC_CSD_GET_FILEFORMATGRP(Response)  ((Response[0] >> 15) & 0x1)\r
+#define MMC_CSD_GET_DEVICESIZE(csd)         (((Response[1] >> 30) & 0x3) | ((Response[2] & 0x3FF) << 2))\r
+#define HC_MMC_CSD_GET_DEVICESIZE(Response)    ((Response[1] >> 16) | ((Response[2] & 0x40) << 16));\r
+#define MMC_CSD_GET_DEVICESIZEMULT(csd)     ((Response[1] >> 15) & 0x7)\r

 \r
 #define MMC_R0_READY_FOR_DATA               (1 << 8)\r
 \r
 \r
 #define MMC_R0_READY_FOR_DATA               (1 << 8)\r
 \r


@@ -56,6 +58,7 @@ typedef enum {
   UNKNOWN_CARD,\r
   MMC_CARD,              //MMC card\r
   MMC_CARD_HIGH,         //MMC Card with High capacity\r
   UNKNOWN_CARD,\r
   MMC_CARD,              //MMC card\r
   MMC_CARD_HIGH,         //MMC Card with High capacity\r

+  EMMC_CARD,             //eMMC 4.41 card\r

   SD_CARD,               //SD 1.1 card\r
   SD_CARD_2,             //SD 2.0 or above standard card\r
   SD_CARD_2_HIGH         //SD 2.0 or above high capacity card\r
   SD_CARD,               //SD 1.1 card\r
   SD_CARD_2,             //SD 2.0 or above standard card\r
   SD_CARD_2_HIGH         //SD 2.0 or above high capacity card\r


@@ -68,7 +71,7 @@ typedef struct {
   UINT32  V270_V360:   9; // 2.70V - 3.60V\r
   UINT32  RESERVED_1:  5; // Reserved\r
   UINT32  AccessMode:  2; // 00b (byte mode), 10b (sector mode) \r
   UINT32  V270_V360:   9; // 2.70V - 3.60V\r
   UINT32  RESERVED_1:  5; // Reserved\r
   UINT32  AccessMode:  2; // 00b (byte mode), 10b (sector mode) \r

-  UINT32  Busy:        1; // This bit is set to LOW if the card has not finished the power up routine\r
+  UINT32  PowerUp:     1; // This bit is set to LOW if the card has not finished the power up routine\r

 } OCR;\r
 \r
 typedef struct {\r
 } OCR;\r
 \r
 typedef struct {\r


@@ -287,4 +290,47 @@ MmcFlushBlocks (
   IN EFI_BLOCK_IO_PROTOCOL  *This\r
   );\r
 \r
   IN EFI_BLOCK_IO_PROTOCOL  *This\r
   );\r
 \r

+EFI_STATUS\r
+MmcNotifyState (\r
+  IN MMC_HOST_INSTANCE      *MmcHostInstance,\r
+  IN MMC_STATE               State\r
+  );\r
+\r
+EFI_STATUS\r
+InitializeMmcDevice (\r
+  IN  MMC_HOST_INSTANCE     *MmcHost\r
+  );\r
+\r
+VOID\r
+EFIAPI\r
+CheckCardsCallback (\r
+  IN  EFI_EVENT   Event,\r
+  IN  VOID        *Context\r
+  );\r
+\r
+VOID\r
+PrintCSD (\r
+  IN UINT32* Csd\r
+  );\r
+\r
+VOID\r
+PrintRCA (\r
+  IN UINT32 Rca\r
+  );\r
+\r
+VOID\r
+PrintOCR (\r
+  IN UINT32 Ocr\r
+  );\r
+\r
+VOID\r
+PrintResponseR1 (\r
+  IN  UINT32 Response\r
+  );\r
+\r
+VOID\r
+PrintCID (\r
+  IN UINT32* Cid\r
+  );\r
+\r

 #endif\r
 #endif\r