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1 | /** @file\r |
| 2 | Header for the MMC Host Protocol implementation for the ARM PrimeCell PL180.\r |
| 3 | \r |
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4 | Copyright (c) 2011-2012, ARM Limited. All rights reserved.\r |
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5 | \r |
| 6 | This program and the accompanying materials \r |
| 7 | are licensed and made available under the terms and conditions of the BSD License \r |
| 8 | which accompanies this distribution. The full text of the license may be found at \r |
| 9 | http://opensource.org/licenses/bsd-license.php \r |
| 10 | \r |
| 11 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r |
| 12 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r |
| 13 | \r |
| 14 | **/\r |
| 15 | \r |
| 16 | #ifndef __PL180_MCI_H\r |
| 17 | #define __PL180_MCI_H\r |
| 18 | \r |
| 19 | #include <Uefi.h>\r |
| 20 | \r |
| 21 | #include <Protocol/MmcHost.h>\r |
| 22 | \r |
| 23 | #include <Library/UefiLib.h>\r |
| 24 | #include <Library/DebugLib.h>\r |
| 25 | #include <Library/UefiBootServicesTableLib.h>\r |
| 26 | #include <Library/IoLib.h>\r |
| 27 | #include <Library/TimerLib.h>\r |
| 28 | #include <Library/PcdLib.h>\r |
| 29 | \r |
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30 | #define PL180_MCI_DXE_VERSION 0x10\r |
| 31 | \r |
| 32 | #define MCI_SYSCTL FixedPcdGet32 (PcdPL180MciBaseAddress)\r |
| 33 | \r |
| 34 | #define MCI_POWER_CONTROL_REG (MCI_SYSCTL + 0x000)\r |
| 35 | #define MCI_CLOCK_CONTROL_REG (MCI_SYSCTL + 0x004)\r |
| 36 | #define MCI_ARGUMENT_REG (MCI_SYSCTL + 0x008)\r |
| 37 | #define MCI_COMMAND_REG (MCI_SYSCTL + 0x00C)\r |
| 38 | #define MCI_RESPCMD_REG (MCI_SYSCTL + 0x010)\r |
| 39 | #define MCI_RESPONSE3_REG (MCI_SYSCTL + 0x014)\r |
| 40 | #define MCI_RESPONSE2_REG (MCI_SYSCTL + 0x018)\r |
| 41 | #define MCI_RESPONSE1_REG (MCI_SYSCTL + 0x01C)\r |
| 42 | #define MCI_RESPONSE0_REG (MCI_SYSCTL + 0x020)\r |
| 43 | #define MCI_DATA_TIMER_REG (MCI_SYSCTL + 0x024)\r |
| 44 | #define MCI_DATA_LENGTH_REG (MCI_SYSCTL + 0x028)\r |
| 45 | #define MCI_DATA_CTL_REG (MCI_SYSCTL + 0x02C)\r |
| 46 | #define MCI_DATA_COUNTER (MCI_SYSCTL + 0x030)\r |
| 47 | #define MCI_STATUS_REG (MCI_SYSCTL + 0x034)\r |
| 48 | #define MCI_CLEAR_STATUS_REG (MCI_SYSCTL + 0x038)\r |
| 49 | #define MCI_INT0_MASK_REG (MCI_SYSCTL + 0x03C)\r |
| 50 | #define MCI_INT1_MASK_REG (MCI_SYSCTL + 0x040)\r |
| 51 | #define MCI_SELECT_REG (MCI_SYSCTL + 0x044)\r |
| 52 | #define MCI_FIFOCOUNT_REG (MCI_SYSCTL + 0x048)\r |
| 53 | #define MCI_FIFO_REG (MCI_SYSCTL + 0x080)\r |
| 54 | \r |
| 55 | #define MCI_POWER_OFF 0\r |
| 56 | #define MCI_POWER_UP BIT1\r |
| 57 | #define MCI_POWER_ON (BIT1 | BIT0)\r |
| 58 | #define MCI_POWER_OPENDRAIN BIT6\r |
| 59 | #define MCI_POWER_ROD BIT7\r |
| 60 | \r |
| 61 | #define MCI_CLOCK_ENABLE BIT8\r |
| 62 | #define MCI_CLOCK_POWERSAVE BIT9\r |
| 63 | #define MCI_CLOCK_BYPASS BIT10\r |
| 64 | #define MCI_CLOCK_WIDEBUS BIT11\r |
| 65 | \r |
| 66 | #define MCI_STATUS_CMD_CMDCRCFAIL BIT0\r |
| 67 | #define MCI_STATUS_CMD_DATACRCFAIL BIT1\r |
| 68 | #define MCI_STATUS_CMD_CMDTIMEOUT BIT2\r |
| 69 | #define MCI_STATUS_CMD_DATATIMEOUT BIT3\r |
| 70 | #define MCI_STATUS_CMD_TX_UNDERRUN BIT4\r |
| 71 | #define MCI_STATUS_CMD_RXOVERRUN BIT5\r |
| 72 | #define MCI_STATUS_CMD_RESPEND BIT6\r |
| 73 | #define MCI_STATUS_CMD_SENT BIT7\r |
| 74 | #define MCI_STATUS_CMD_DATAEND BIT8\r |
| 75 | #define MCI_STATUS_CMD_START_BIT_ERROR BIT9\r |
| 76 | #define MCI_STATUS_CMD_DATABLOCKEND BIT10\r |
| 77 | #define MCI_STATUS_CMD_ACTIVE BIT11\r |
| 78 | #define MCI_STATUS_CMD_TXACTIVE BIT12\r |
| 79 | #define MCI_STATUS_CMD_RXACTIVE BIT13\r |
| 80 | #define MCI_STATUS_CMD_TXFIFOHALFEMPTY BIT14\r |
| 81 | #define MCI_STATUS_CMD_RXFIFOHALFFULL BIT15\r |
| 82 | #define MCI_STATUS_CMD_TXFIFOFULL BIT16\r |
| 83 | #define MCI_STATUS_CMD_RXFIFOFULL BIT17\r |
| 84 | #define MCI_STATUS_CMD_TXFIFOEMPTY BIT18\r |
| 85 | #define MCI_STATUS_CMD_RXFIFOEMPTY BIT19\r |
| 86 | #define MCI_STATUS_CMD_TXDATAAVAILBL BIT20\r |
| 87 | #define MCI_STATUS_CMD_RXDATAAVAILBL BIT21\r |
| 88 | \r |
| 89 | #define MCI_STATUS_TXDONE (MCI_STATUS_CMD_DATAEND | MCI_STATUS_CMD_DATABLOCKEND)\r |
| 90 | #define MCI_STATUS_RXDONE (MCI_STATUS_CMD_DATAEND | MCI_STATUS_CMD_DATABLOCKEND)\r |
| 91 | #define MCI_STATUS_READ_ERROR ( MCI_STATUS_CMD_DATACRCFAIL \\r |
| 92 | | MCI_STATUS_CMD_DATATIMEOUT \\r |
| 93 | | MCI_STATUS_CMD_RXOVERRUN \\r |
| 94 | | MCI_STATUS_CMD_START_BIT_ERROR )\r |
| 95 | #define MCI_STATUS_WRITE_ERROR ( MCI_STATUS_CMD_DATACRCFAIL \\r |
| 96 | | MCI_STATUS_CMD_DATATIMEOUT \\r |
| 97 | | MCI_STATUS_CMD_TX_UNDERRUN )\r |
| 98 | #define MCI_STATUS_CMD_ERROR ( MCI_STATUS_CMD_CMDCRCFAIL \\r |
| 99 | | MCI_STATUS_CMD_CMDTIMEOUT \\r |
| 100 | | MCI_STATUS_CMD_START_BIT_ERROR )\r |
| 101 | \r |
| 102 | #define MCI_CLR_CMD_STATUS ( MCI_STATUS_CMD_RESPEND \\r |
| 103 | | MCI_STATUS_CMD_SENT \\r |
| 104 | | MCI_STATUS_CMD_ERROR )\r |
| 105 | \r |
| 106 | #define MCI_CLR_READ_STATUS ( MCI_STATUS_RXDONE \\r |
| 107 | | MCI_STATUS_READ_ERROR )\r |
| 108 | \r |
| 109 | #define MCI_CLR_WRITE_STATUS ( MCI_STATUS_TXDONE \\r |
| 110 | | MCI_STATUS_WRITE_ERROR )\r |
| 111 | \r |
| 112 | #define MCI_CLR_ALL_STATUS (BIT11 - 1)\r |
| 113 | \r |
| 114 | #define MCI_DATACTL_DISABLE_MASK 0xFE\r |
| 115 | #define MCI_DATACTL_ENABLE BIT0\r |
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116 | #define MCI_DATACTL_CONT_TO_CARD 0\r |
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117 | #define MCI_DATACTL_CARD_TO_CONT BIT1\r |
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118 | #define MCI_DATACTL_BLOCK_TRANS 0\r |
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119 | #define MCI_DATACTL_STREAM_TRANS BIT2\r |
| 120 | #define MCI_DATACTL_DMA_DISABLED 0\r |
| 121 | #define MCI_DATACTL_DMA_ENABLE BIT3\r |
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122 | \r |
| 123 | #define INDX_MASK 0x3F\r |
| 124 | \r |
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125 | #define MCI_CPSM_WAIT_RESPONSE BIT6\r |
| 126 | #define MCI_CPSM_LONG_RESPONSE BIT7\r |
| 127 | #define MCI_CPSM_LONG_INTERRUPT BIT8\r |
| 128 | #define MCI_CPSM_LONG_PENDING BIT9\r |
| 129 | #define MCI_CPSM_ENABLE BIT10\r |
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130 | \r |
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131 | #define MCI_TRACE(txt) DEBUG ((EFI_D_BLKIO, "ARM_MCI: " txt "\n"))\r |
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132 | \r |
| 133 | EFI_STATUS\r |
| 134 | EFIAPI\r |
| 135 | MciGetDriverName (\r |
| 136 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r |
| 137 | IN CHAR8 *Language,\r |
| 138 | OUT CHAR16 **DriverName\r |
| 139 | );\r |
| 140 | \r |
| 141 | EFI_STATUS\r |
| 142 | EFIAPI\r |
| 143 | MciGetControllerName (\r |
| 144 | IN EFI_COMPONENT_NAME_PROTOCOL *This,\r |
| 145 | IN EFI_HANDLE ControllerHandle,\r |
| 146 | IN EFI_HANDLE ChildHandle OPTIONAL,\r |
| 147 | IN CHAR8 *Language,\r |
| 148 | OUT CHAR16 **ControllerName\r |
| 149 | );\r |
| 150 | \r |
| 151 | #endif\r |
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