diff options
| -rwxr-xr-x | BeagleBoardPkg/BeagleBoardPkg-next.dsc | 10 | ||||
| -rwxr-xr-x | BeagleBoardPkg/BeagleBoardPkg-next.fdf | 3 | ||||
| -rw-r--r-- | Omap35xxPkg/Include/TPS65950.h | 16 | ||||
| -rwxr-xr-x | Omap35xxPkg/Library/RealTimeClockLib/RealTimeClockLib.c | 297 | ||||
| -rwxr-xr-x | Omap35xxPkg/Library/RealTimeClockLib/RealTimeClockLib.inf | 38 | ||||
| -rwxr-xr-x | Omap35xxPkg/MmcHostDxe/MmcHostDxe.c | 667 | ||||
| -rwxr-xr-x | Omap35xxPkg/MmcHostDxe/MmcHostDxe.h | 44 | ||||
| -rwxr-xr-x | Omap35xxPkg/MmcHostDxe/MmcHostDxe.inf | 53 |
8 files changed, 1118 insertions, 10 deletions
diff --git a/BeagleBoardPkg/BeagleBoardPkg-next.dsc b/BeagleBoardPkg/BeagleBoardPkg-next.dsc index 696825c69a..29b462abfe 100755 --- a/BeagleBoardPkg/BeagleBoardPkg-next.dsc +++ b/BeagleBoardPkg/BeagleBoardPkg-next.dsc @@ -58,7 +58,7 @@ PerformanceLib|MdePkg/Library/BasePerformanceLibNull/BasePerformanceLibNull.inf PrintLib|MdePkg/Library/BasePrintLib/BasePrintLib.inf - EblCmdLib|BeagleBoardPkg/Library/EblCmdLib/EblCmdLib.inf + EblCmdLib|ArmPlatformPkg/Library/EblCmdLib/EblCmdLib.inf EfiFileLib|EmbeddedPkg/Library/EfiFileLib/EfiFileLib.inf @@ -83,7 +83,7 @@ SerialPortLib|Omap35xxPkg/Library/SerialPortLib/SerialPortLib.inf SemihostLib|ArmPkg/Library/SemihostLib/SemihostLib.inf - RealTimeClockLib|EmbeddedPkg/Library/TemplateRealTimeClockLib/TemplateRealTimeClockLib.inf + RealTimeClockLib|Omap35xxPkg/Library/RealTimeClockLib/RealTimeClockLib.inf IoLib|MdePkg/Library/BaseIoLibIntrinsic/BaseIoLibIntrinsic.inf @@ -462,10 +462,8 @@ # # MMC/SD # - Omap35xxPkg/MMCHSDxe/MMCHS.inf { - <PcdsFixedAtBuild> - gEfiMdePkgTokenSpaceGuid.PcdDebugPrintErrorLevel|0x800fffff - } + EmbeddedPkg/Universal/MmcDxe/MmcDxe.inf + Omap35xxPkg/MmcHostDxe/MmcHostDxe.inf # # I2C diff --git a/BeagleBoardPkg/BeagleBoardPkg-next.fdf b/BeagleBoardPkg/BeagleBoardPkg-next.fdf index a3695bbe7b..15c7968595 100755 --- a/BeagleBoardPkg/BeagleBoardPkg-next.fdf +++ b/BeagleBoardPkg/BeagleBoardPkg-next.fdf @@ -123,7 +123,8 @@ READ_LOCK_STATUS = TRUE # # MMC/SD # - INF Omap35xxPkg/MMCHSDxe/MMCHS.inf + INF EmbeddedPkg/Universal/MmcDxe/MmcDxe.inf + INF Omap35xxPkg/MmcHostDxe/MmcHostDxe.inf # # I2C diff --git a/Omap35xxPkg/Include/TPS65950.h b/Omap35xxPkg/Include/TPS65950.h index 8ba9dbaf2f..977219f747 100644 --- a/Omap35xxPkg/Include/TPS65950.h +++ b/Omap35xxPkg/Include/TPS65950.h @@ -19,14 +19,14 @@ #define EXTERNAL_DEVICE_REGISTER_TO_REGISTER(x) ((x) & 0xFF) #define EXTERNAL_DEVICE_REGISTER(SlaveAddress, Register) (((SlaveAddress) & 0xFF) << 8 | ((Register) & 0xFF)) -//I2C Address group +// I2C Address group #define I2C_ADDR_GRP_ID1 0x48 #define I2C_ADDR_GRP_ID2 0x49 #define I2C_ADDR_GRP_ID3 0x4A #define I2C_ADDR_GRP_ID4 0x4B #define I2C_ADDR_GRP_ID5 0x12 -//MMC definitions. +// MMC definitions. #define VMMC1_DEV_GRP 0x82 #define DEV_GRP_P1 BIT5 @@ -43,13 +43,23 @@ #define GPIODATAIN1 0x98 //I2C_ADDR_GRP_ID2 #define CARD_DETECT_BIT BIT0 -//LEDEN register +// LEDEN register #define LEDEN 0xEE #define LEDAON BIT0 #define LEDBON BIT1 #define LEDAPWM BIT4 #define LEDBPWM BIT5 +// RTC registers +#define SECONDS_REG 0x1C +#define MINUTES_REG 0x1D +#define HOURS_REG 0x1E +#define DAYS_REG 0x1F +#define MONTHS_REG 0x20 +#define YEARS_REG 0x21 +#define WEEKS_REG 0x22 +#define RTC_CTRL_REG 0x29 + // USB PHY power #define VAUX2_DEDICATED 0x79 #define VAUX2_DEV_GRP 0x76 diff --git a/Omap35xxPkg/Library/RealTimeClockLib/RealTimeClockLib.c b/Omap35xxPkg/Library/RealTimeClockLib/RealTimeClockLib.c new file mode 100755 index 0000000000..e1d5c9ca1c --- /dev/null +++ b/Omap35xxPkg/Library/RealTimeClockLib/RealTimeClockLib.c @@ -0,0 +1,297 @@ +/** @file +* +* 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. +* +**/ + +#include <Uefi.h> + +#include <Library/BaseMemoryLib.h> +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiRuntimeServicesTableLib.h> +#include <Library/DebugLib.h> +#include <Library/IoLib.h> + +#include <Protocol/RealTimeClock.h> +#include <Protocol/EmbeddedExternalDevice.h> + +#include <Omap3530/Omap3530.h> +#include <TPS65950.h> + + +EMBEDDED_EXTERNAL_DEVICE *gTPS65950; +INT16 TimeZone = EFI_UNSPECIFIED_TIMEZONE; + +/** + Returns the current time and date information, and the time-keeping capabilities + of the hardware platform. + + @param Time A pointer to storage to receive a snapshot of the current time. + @param Capabilities An optional pointer to a buffer to receive the real time clock + device's capabilities. + + @retval EFI_SUCCESS The operation completed successfully. + @retval EFI_INVALID_PARAMETER Time is NULL. + @retval EFI_DEVICE_ERROR The time could not be retrieved due to hardware error. + +**/ +EFI_STATUS +EFIAPI +LibGetTime ( + OUT EFI_TIME *Time, + OUT EFI_TIME_CAPABILITIES *Capabilities + ) +{ + EFI_STATUS Status; + UINT8 Data; + EFI_TPL OldTpl; + + if (Time == NULL) { + return EFI_INVALID_PARAMETER; + } + + OldTpl = gBS->RaiseTPL(TPL_NOTIFY); + + /* Get time and date */ + ZeroMem(Time, sizeof(EFI_TIME)); + + // Latch values + Status = gTPS65950->Read (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, RTC_CTRL_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + Data |= BIT6; + Status = gTPS65950->Write (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, RTC_CTRL_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + + // Read registers + Status = gTPS65950->Read (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, YEARS_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + Time->Year = 2000 + ((Data >> 4) & 0xF) * 10 + (Data & 0xF); + + Status = gTPS65950->Read (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, MONTHS_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + Time->Month = ((Data >> 4) & 0x1) * 10 + (Data & 0xF); + + Status = gTPS65950->Read (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, DAYS_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + Time->Day = ((Data >> 4) & 0x3) * 10 + (Data & 0xF); + + Status = gTPS65950->Read (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, HOURS_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + Time->Hour = ((Data >> 4) & 0x3) * 10 + (Data & 0xF); + + Status = gTPS65950->Read (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, MINUTES_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + Time->Minute = ((Data >> 4) & 0x7) * 10 + (Data & 0xF); + + Status = gTPS65950->Read (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, SECONDS_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + Time->Second = ((Data >> 4) & 0x7) * 10 + (Data & 0xF); + + Time->TimeZone = TimeZone; + // TODO: check what to use here + Time->Daylight = EFI_TIME_ADJUST_DAYLIGHT; + + // Set capabilities + + // TODO: Set real capabilities + if (Capabilities != NULL) { + Capabilities->Resolution = 1; + Capabilities->Accuracy = 50000000; + Capabilities->SetsToZero = FALSE; + } + +EXIT: + gBS->RestoreTPL(OldTpl); + + return (Status == EFI_SUCCESS) ? Status : EFI_DEVICE_ERROR; +} + +/** + Sets the current local time and date information. + + @param Time A pointer to the current time. + + @retval EFI_SUCCESS The operation completed successfully. + @retval EFI_INVALID_PARAMETER A time field is out of range. + @retval EFI_DEVICE_ERROR The time could not be set due due to hardware error. + +**/ +EFI_STATUS +EFIAPI +LibSetTime ( + IN EFI_TIME *Time + ) +{ + EFI_STATUS Status; + UINT8 Data; + UINT8 MonthDayCount[12] = { 31, 29, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31 }; + EFI_TPL OldTpl; + + // Input validation according both to UEFI spec and hardware constraints + // UEFI spec says valid year range is 1900-9999 but TPS only supports 2000-2099 + if ( (Time == NULL) + || (Time->Year < 2000 || Time->Year > 2099) + || (Time->Month < 1 || Time->Month > 12) + || (Time->Day < 1 || Time->Day > MonthDayCount[Time->Month]) + || (Time->Hour > 23) + || (Time->Minute > 59) + || (Time->Second > 59) + || (Time->Nanosecond > 999999999) + || ((Time->TimeZone < -1440 || Time->TimeZone > 1440) && Time->TimeZone != 2047) + ) { + return EFI_INVALID_PARAMETER; + } + + OldTpl = gBS->RaiseTPL(TPL_NOTIFY); + + Data = Time->Year - 2000; + Status = gTPS65950->Write (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, YEARS_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + + Data = ((Time->Month / 10) << 4) | (Time->Month % 10); + Status = gTPS65950->Write (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, MONTHS_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + + Data = ((Time->Day / 10) << 4) | (Time->Day % 10); + Status = gTPS65950->Write (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, DAYS_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + + Data = ((Time->Hour / 10) << 4) | (Time->Hour % 10); + Status = gTPS65950->Write (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, HOURS_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + + Data = ((Time->Minute / 10) << 4) | (Time->Minute % 10); + Status = gTPS65950->Write (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, MINUTES_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + + Data = ((Time->Second / 10) << 4) | (Time->Second % 10); + Status = gTPS65950->Write (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, SECONDS_REG), 1, &Data); + if (Status != EFI_SUCCESS) goto EXIT; + + TimeZone = Time->TimeZone; + +EXIT: + gBS->RestoreTPL(OldTpl); + + return (Status == EFI_SUCCESS) ? Status : EFI_DEVICE_ERROR; +} + +/** + Returns the current wakeup alarm clock setting. + + @param Enabled Indicates if the alarm is currently enabled or disabled. + @param Pending Indicates if the alarm signal is pending and requires acknowledgement. + @param Time The current alarm setting. + + @retval EFI_SUCCESS The alarm settings were returned. + @retval EFI_INVALID_PARAMETER Any parameter is NULL. + @retval EFI_DEVICE_ERROR The wakeup time could not be retrieved due to a hardware error. + +**/ +EFI_STATUS +EFIAPI +LibGetWakeupTime ( + OUT BOOLEAN *Enabled, + OUT BOOLEAN *Pending, + OUT EFI_TIME *Time + ) +{ + return EFI_UNSUPPORTED; +} + +/** + Sets the system wakeup alarm clock time. + + @param Enabled Enable or disable the wakeup alarm. + @param Time If Enable is TRUE, the time to set the wakeup alarm for. + + @retval EFI_SUCCESS If Enable is TRUE, then the wakeup alarm was enabled. If + Enable is FALSE, then the wakeup alarm was disabled. + @retval EFI_INVALID_PARAMETER A time field is out of range. + @retval EFI_DEVICE_ERROR The wakeup time could not be set due to a hardware error. + @retval EFI_UNSUPPORTED A wakeup timer is not supported on this platform. + +**/ +EFI_STATUS +EFIAPI +LibSetWakeupTime ( + IN BOOLEAN Enabled, + OUT EFI_TIME *Time + ) +{ + return EFI_UNSUPPORTED; +} + +/** + This is the declaration of an EFI image entry point. This can be the entry point to an application + written to this specification, an EFI boot service driver, or an EFI runtime driver. + + @param ImageHandle Handle that identifies the loaded image. + @param SystemTable System Table for this image. + + @retval EFI_SUCCESS The operation completed successfully. + +**/ +EFI_STATUS +EFIAPI +LibRtcInitialize ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + EFI_STATUS Status; + EFI_HANDLE Handle; + UINT8 Data; + EFI_TPL OldTpl; + + Status = gBS->LocateProtocol (&gEmbeddedExternalDeviceProtocolGuid, NULL, (VOID **)&gTPS65950); + ASSERT_EFI_ERROR(Status); + + OldTpl = gBS->RaiseTPL(TPL_NOTIFY); + Data = 1; + Status = gTPS65950->Write (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, RTC_CTRL_REG), 1, &Data); + ASSERT_EFI_ERROR(Status); + gBS->RestoreTPL(OldTpl); + + // Setup the setters and getters + gRT->GetTime = LibGetTime; + gRT->SetTime = LibSetTime; + gRT->GetWakeupTime = LibGetWakeupTime; + gRT->SetWakeupTime = LibSetWakeupTime; + + // Install the protocol + Handle = NULL; + Status = gBS->InstallMultipleProtocolInterfaces ( + &Handle, + &gEfiRealTimeClockArchProtocolGuid, NULL, + NULL + ); + + return Status; +} + +/** + Fixup internal data so that EFI can be call in virtual mode. + Call the passed in Child Notify event and convert any pointers in + lib to virtual mode. + + @param[in] Event The Event that is being processed + @param[in] Context Event Context +**/ +VOID +EFIAPI +LibRtcVirtualNotifyEvent ( + IN EFI_EVENT Event, + IN VOID *Context + ) +{ + return; +} diff --git a/Omap35xxPkg/Library/RealTimeClockLib/RealTimeClockLib.inf b/Omap35xxPkg/Library/RealTimeClockLib/RealTimeClockLib.inf new file mode 100755 index 0000000000..c62257df7e --- /dev/null +++ b/Omap35xxPkg/Library/RealTimeClockLib/RealTimeClockLib.inf @@ -0,0 +1,38 @@ +# 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. +# + +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = RealTimeClockLib + FILE_GUID = EC1713DB-7DB5-4c99-8FE2-6F52F95A1132 + MODULE_TYPE = BASE + VERSION_STRING = 1.0 + LIBRARY_CLASS = RealTimeClockLib + +[Sources.common] + RealTimeClockLib.c + +[Packages] + MdePkg/MdePkg.dec + EmbeddedPkg/EmbeddedPkg.dec + Omap35xxPkg/Omap35xxPkg.dec + +[LibraryClasses] + IoLib + UefiLib + DebugLib + PcdLib + +[Protocols] + gEmbeddedExternalDeviceProtocolGuid + +[depex] + gEmbeddedExternalDeviceProtocolGuid diff --git a/Omap35xxPkg/MmcHostDxe/MmcHostDxe.c b/Omap35xxPkg/MmcHostDxe/MmcHostDxe.c new file mode 100755 index 0000000000..92b8ea2e89 --- /dev/null +++ b/Omap35xxPkg/MmcHostDxe/MmcHostDxe.c @@ -0,0 +1,667 @@ +/** @file +* +* Copyright (c) 2008 - 2009, Apple Inc. All rights reserved. +* 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. +* +**/ + +#include "MmcHostDxe.h" + +EMBEDDED_EXTERNAL_DEVICE *gTPS65950; +UINT8 MaxDataTransferRate = 0; +UINT32 Rca = 0; +BOOLEAN BitModeSet = FALSE; + + +typedef struct { + VENDOR_DEVICE_PATH Mmc; + EFI_DEVICE_PATH End; +} MMCHS_DEVICE_PATH; + +MMCHS_DEVICE_PATH gMMCDevicePath = { + { + HARDWARE_DEVICE_PATH, + HW_VENDOR_DP, + (UINT8)(sizeof(VENDOR_DEVICE_PATH)), + (UINT8)((sizeof(VENDOR_DEVICE_PATH)) >> 8), + 0xb615f1f5, 0x5088, 0x43cd, 0x80, 0x9c, 0xa1, 0x6e, 0x52, 0x48, 0x7d, 0x00 + }, + { + END_DEVICE_PATH_TYPE, + END_ENTIRE_DEVICE_PATH_SUBTYPE, + sizeof (EFI_DEVICE_PATH_PROTOCOL), + 0 + } +}; + +BOOLEAN +IgnoreCommand ( + UINT32 Command + ) +{ + switch(Command) { + case MMC_CMD12: + return TRUE; + case MMC_CMD13: + return TRUE; + default: + return FALSE; + } +} + +UINT32 +TranslateCommand ( + UINT32 Command + ) +{ + UINT32 Translation; + + switch(Command) { + case MMC_CMD2: + Translation = CMD2; + break; + case MMC_CMD3: + Translation = CMD3; + break; + /*case MMC_CMD6: + Translation = CMD6; + break;*/ + case MMC_CMD7: + Translation = CMD7; + break; + case MMC_CMD8: + Translation = CMD8; + break; + case MMC_CMD9: + Translation = CMD9; + break; + /*case MMC_CMD12: + Translation = CMD12; + break; + case MMC_CMD13: + Translation = CMD13; + break;*/ + case MMC_CMD16: + Translation = CMD16; + break; + case MMC_CMD17: + Translation = 0x113A0014;//CMD17; + break; + case MMC_CMD24: + Translation = CMD24 | 4; + break; + case MMC_CMD55: + Translation = CMD55; + break; + case MMC_ACMD41: + Translation = ACMD41; + break; + default: + Translation = Command; + } + + return Translation; +} + +VOID +CalculateCardCLKD ( + UINTN *ClockFrequencySelect + ) +{ + DEBUG((EFI_D_ERROR, "CalculateCardCLKD()\n")); + UINTN TransferRateValue = 0; + UINTN TimeValue = 0 ; + UINTN Frequency = 0; + + // For SD Cards we would need to send CMD6 to set + // speeds abouve 25MHz. High Speed mode 50 MHz and up + + //Calculate Transfer rate unit (Bits 2:0 of TRAN_SPEED) + switch (MaxDataTransferRate & 0x7) { // 2 + case 0: + TransferRateValue = 100 * 1000; + break; + + case 1: + TransferRateValue = 1 * 1000 * 1000; + break; + + case 2: + TransferRateValue = 10 * 1000 * 1000; + break; + + case 3: + TransferRateValue = 100 * 1000 * 1000; + break; + + default: + DEBUG((EFI_D_ERROR, "Invalid parameter.\n")); + ASSERT(FALSE); + } + + //Calculate Time value (Bits 6:3 of TRAN_SPEED) + switch ((MaxDataTransferRate >> 3) & 0xF) { // 6 + case 1: + TimeValue = 10; + break; + + case 2: + TimeValue = 12; + break; + + case 3: + TimeValue = 13; + break; + + case 4: + TimeValue = 15; + break; + + case 5: + TimeValue = 20; + break; + + case 6: + TimeValue = 25; + break; + + case 7: + TimeValue = 30; + break; + + case 8: + TimeValue = 35; + break; + + case 9: + TimeValue = 40; + break; + + case 10: + TimeValue = 45; + break; + + case 11: + TimeValue = 50; + break; + + case 12: + TimeValue = 55; + break; + + case 13: + TimeValue = 60; + break; + + case 14: + TimeValue = 70; + break; + + case 15: + TimeValue = 80; + break; + + default: + DEBUG((EFI_D_ERROR, "Invalid parameter.\n")); + ASSERT(FALSE); + } + + Frequency = TransferRateValue * TimeValue/10; + + //Calculate Clock divider value to program in MMCHS_SYSCTL[CLKD] field. + *ClockFrequencySelect = ((MMC_REFERENCE_CLK/Frequency) + 1); + + DEBUG ((EFI_D_INFO, "MaxDataTransferRate: 0x%x, Frequency: %d KHz, ClockFrequencySelect: %x\n", MaxDataTransferRate, Frequency/1000, *ClockFrequencySelect)); +} + +VOID +UpdateMMCHSClkFrequency ( + UINTN NewCLKD + ) +{ + DEBUG((EFI_D_ERROR, "UpdateMMCHSClkFrequency()\n")); + //Set Clock enable to 0x0 to not provide the clock to the card + MmioAnd32 (MMCHS_SYSCTL, ~CEN); + + //Set new clock frequency. + MmioAndThenOr32 (MMCHS_SYSCTL, ~CLKD_MASK, NewCLKD << 6); + + //Poll till Internal Clock Stable + while ((MmioRead32 (MMCHS_SYSCTL) & ICS_MASK) != ICS); + + //Set Clock enable to 0x1 to provide the clock to the card + MmioOr32 (MMCHS_SYSCTL, CEN); +} + +EFI_STATUS +InitializeMMCHS ( + VOID + ) +{ + DEBUG((EFI_D_ERROR, "InitializeMMCHS()\n")); + UINT8 Data = 0; + EFI_STATUS Status; + + //Select Device group to belong to P1 device group in Power IC. + Data = DEV_GRP_P1; + Status = gTPS65950->Write (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, VMMC1_DEV_GRP), 1, &Data); + ASSERT_EFI_ERROR(Status); + + //Configure voltage regulator for MMC1 in Power IC to output 3.0 voltage. + Data = VSEL_3_00V; + Status = gTPS65950->Write (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID4, VMMC1_DEDICATED_REG), 1, &Data); + ASSERT_EFI_ERROR(Status); + + //After ramping up voltage, set VDDS stable bit to indicate that voltage level is stable. + MmioOr32 (CONTROL_PBIAS_LITE, (PBIASLITEVMODE0 | PBIASLITEPWRDNZ0 | PBIASSPEEDCTRL0 | PBIASLITEVMODE1 | PBIASLITEWRDNZ1)); + + // Enable WP GPIO + MmioAndThenOr32 (GPIO1_BASE + GPIO_OE, ~BIT23, BIT23); + + // Enable Card Detect + Data = CARD_DETECT_ENABLE; + gTPS65950->Write (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID2, TPS65950_GPIO_CTRL), 1, &Data); + + + return Status; +} + +BOOLEAN +MMCIsCardPresent ( + VOID + ) +{ + //DEBUG((EFI_D_ERROR, "MMCIsCardPresent()\n")); + EFI_STATUS Status; + UINT8 Data; + + // + // Card detect is a GPIO0 on the TPS65950 + // + Status = gTPS65950->Read (gTPS65950, EXTERNAL_DEVICE_REGISTER(I2C_ADDR_GRP_ID2, GPIODATAIN1), 1, &Data); + if (EFI_ERROR (Status)) { + return FALSE; + } + + return !(Data & CARD_DETECT_BIT); +} + +BOOLEAN +MMCIsReadOnly ( + VOID + ) +{ + /* Note: + * On our BeagleBoard the SD card WP pin is always read as TRUE. + * Probably something wrong with GPIO configuration. + * BeagleBoard-xM uses microSD cards so there is no write protect at all. + * Hence commenting out SD card WP pin read status. + */ + //return (MmioRead32 (GPIO1_BASE + GPIO_DATAIN) & BIT23) == BIT23; + return 0; + +} + +// TODO +EFI_GUID mPL180MciDevicePathGuid = EFI_CALLER_ID_GUID; + +EFI_STATUS +MMCBuildDevicePath ( + IN EFI_DEVICE_PATH_PROTOCOL **DevicePath + ) +{ + EFI_DEVICE_PATH_PROTOCOL *NewDevicePathNode; + + NewDevicePathNode = CreateDeviceNode(HARDWARE_DEVICE_PATH,HW_VENDOR_DP,sizeof(VENDOR_DEVICE_PATH)); + CopyGuid(&((VENDOR_DEVICE_PATH*)NewDevicePathNode)->Guid,&mPL180MciDevicePathGuid); + *DevicePath = NewDevicePathNode; + return EFI_SUCCESS; +} + +EFI_STATUS +MMCSendCommand ( + IN MMC_CMD MmcCmd, + IN UINT32 Argument + ) +{ + if (IgnoreCommand(MmcCmd)) + return EFI_SUCCESS; + + MmcCmd = TranslateCommand(MmcCmd); + + //DEBUG((EFI_D_ERROR, "MMCSendCommand(%d)\n", MmcCmd)); + UINTN MmcStatus; + UINTN RetryCount = 0; + + //Check if command line is in use or not. Poll till command line is available. + while ((MmioRead32 (MMCHS_PSTATE) & DATI_MASK) == DATI_NOT_ALLOWED); + + //Provide the block size. + MmioWrite32 (MMCHS_BLK, BLEN_512BYTES); + + //Setting Data timeout counter value to max value. + MmioAndThenOr32 (MMCHS_SYSCTL, ~DTO_MASK, DTO_VAL); + + //Clear Status register. + MmioWrite32 (MMCHS_STAT, 0xFFFFFFFF); + + //Set command argument register + MmioWrite32 (MMCHS_ARG, Argument); + + //TODO: fix this + //Enable interrupt enable events to occur + //MmioWrite32 (MMCHS_IE, CmdInterruptEnableVal); + + //Send a command + MmioWrite32 (MMCHS_CMD, MmcCmd); + + //Check for the command status. + while (RetryCount < MAX_RETRY_COUNT) { + do { + MmcStatus = MmioRead32 (MMCHS_STAT); + } while (MmcStatus == 0); + + //Read status of command response + if ((MmcStatus & ERRI) != 0) { + + //Perform soft-reset for mmci_cmd line. + MmioOr32 (MMCHS_SYSCTL, SRC); + while ((MmioRead32 (MMCHS_SYSCTL) & SRC)); + + //DEBUG ((EFI_D_INFO, "MmcStatus: 0x%x\n", MmcStatus)); + return EFI_DEVICE_ERROR; + } + + //Check if command is completed. + if ((MmcStatus & CC) == CC) { + MmioWrite32 (MMCHS_STAT, CC); + break; + } + + RetryCount++; + } + + if (RetryCount == MAX_RETRY_COUNT) { + DEBUG((EFI_D_ERROR, "MMCSendCommand: Timeout\n")); + return EFI_TIMEOUT; + } + + return EFI_SUCCESS; +} + +EFI_STATUS +MMCNotifyState ( + IN MMC_STATE State + ) +{ + EFI_STATUS Status; + UINTN freqSel; + switch(State) { + case MmcInvalidState: + ASSERT(0); + break; + case MmcHwInitializationState: + BitModeSet = FALSE; + + DEBUG((EFI_D_ERROR, "MMCHwInitializationState()\n")); + Status = InitializeMMCHS (); + if (EFI_ERROR(Status)) { + DEBUG ((EFI_D_ERROR, "Initialize MMC host controller fails. Status: %x\n", Status)); + return Status; + } + + //Software reset of the MMCHS host controller. + MmioWrite32 (MMCHS_SYSCONFIG, SOFTRESET); + gBS->Stall(1000); + while ((MmioRead32 (MMCHS_SYSSTATUS) & RESETDONE_MASK) != RESETDONE); + + //Soft reset for all. + MmioWrite32 (MMCHS_SYSCTL, SRA); + gBS->Stall(1000); + while ((MmioRead32 (MMCHS_SYSCTL) & SRA) != 0x0); + + //Voltage capabilities initialization. Activate VS18 and VS30. + MmioOr32 (MMCHS_CAPA, (VS30 | VS18)); + + //Wakeup configuration + MmioOr32 (MMCHS_SYSCONFIG, ENAWAKEUP); + MmioOr32 (MMCHS_HCTL, IWE); + + //MMCHS Controller default initialization + MmioOr32 (MMCHS_CON, (OD | DW8_1_4_BIT | CEATA_OFF)); + + MmioWrite32 (MMCHS_HCTL, (SDVS_3_0_V | DTW_1_BIT | SDBP_OFF)); + + //Enable internal clock + MmioOr32 (MMCHS_SYSCTL, ICE); + + //Set the clock frequency to 80KHz. + UpdateMMCHSClkFrequency (CLKD_80KHZ); + + //Enable SD bus power. + MmioOr32 (MMCHS_HCTL, (SDBP_ON)); + + //Poll till SD bus power bit is set. + while ((MmioRead32 (MMCHS_HCTL) & SDBP_MASK) != SDBP_ON); + + //Enable interrupts. + MmioWrite32 (MMCHS_IE, (BADA_EN | CERR_EN | DEB_EN | DCRC_EN | DTO_EN | CIE_EN | + CEB_EN | CCRC_EN | CTO_EN | BRR_EN | BWR_EN | TC_EN | CC_EN)); + + //Controller INIT procedure start. + MmioOr32 (MMCHS_CON, INIT); + MmioWrite32 (MMCHS_CMD, 0x00000000); + while (!(MmioRead32 (MMCHS_STAT) & CC)); + + //Wait for 1 ms + gBS->Stall(1000); + + //Set CC bit to 0x1 to clear the flag + MmioOr32 (MMCHS_STAT, CC); + + //Retry INIT procedure. + MmioWrite32 (MMCHS_CMD, 0x00000000); + while (!(MmioRead32 (MMCHS_STAT) & CC)); + + //End initialization sequence + MmioAnd32 (MMCHS_CON, ~INIT); + + MmioOr32 (MMCHS_HCTL, (SDVS_3_0_V | DTW_1_BIT | SDBP_ON)); + + //Change clock frequency to 400KHz to fit protocol + UpdateMMCHSClkFrequency(CLKD_400KHZ); + + MmioOr32 (MMCHS_CON, OD); + break; + case MmcIdleState: + break; + case MmcReadyState: + break; + case MmcIdentificationState: + break; + case MmcStandByState: + CalculateCardCLKD(&freqSel); + UpdateMMCHSClkFrequency(freqSel); + break; + case MmcTransferState: + if (!BitModeSet) { + Status = MMCSendCommand (CMD55, Rca << 16); + if (!EFI_ERROR (Status)) { + // set device into 4-bit data bus mode + Status = MMCSendCommand (ACMD6, 0x2); + if (!EFI_ERROR (Status)) { + // Set host controler into 4-bit mode + MmioOr32 (MMCHS_HCTL, DTW_4_BIT); + DEBUG ((EFI_D_INFO, "SD Memory Card set to 4-bit mode\n")); + BitModeSet = TRUE; + } + } + } + break; + case MmcSendingDataState: + break; + case MmcReceiveDataState: + break; + case MmcProgrammingState: + break; + case MmcDisconnectState: + default: + ASSERT(0); + } + return EFI_SUCCESS; +} + +EFI_STATUS +MMCReceiveResponse ( + IN MMC_RESPONSE_TYPE Type, + IN UINT32* Buffer + ) +{ + //DEBUG((EFI_D_ERROR, "MMCReceiveResponse()\n")); + if (Buffer == NULL) { + DEBUG((EFI_D_ERROR, "Buffer was NULL\n")); + return EFI_INVALID_PARAMETER; + } + + if (Type == MMC_RESPONSE_TYPE_R2) { + Buffer[0] = MmioRead32 (MMCHS_RSP10); + Buffer[1] = MmioRead32 (MMCHS_RSP32); + Buffer[2] = MmioRead32 (MMCHS_RSP54); + Buffer[3] = MmioRead32 (MMCHS_RSP76); + } else { + Buffer[0] = MmioRead32 (MMCHS_RSP10); + } + + if (Type == MMC_RESPONSE_TYPE_CSD) { + MaxDataTransferRate = Buffer[3] & 0xFF; + } else if (Type == MMC_RESPONSE_TYPE_RCA) { + Rca = Buffer[0] >> 16; + } + + return EFI_SUCCESS; +} + +EFI_STATUS +MMCReadBlockData ( + IN EFI_LBA Lba, + IN UINTN Length, + IN UINT32* Buffer + ) +{ + //DEBUG((EFI_D_ERROR, "MMCReadBlockData(LBA: 0x%x, ", Lba)); + //DEBUG((EFI_D_ERROR, "Length: 0x%x, ", Length)); + //DEBUG((EFI_D_ERROR, "Buffer: 0x%x)\n", Buffer)); + UINTN MmcStatus; + UINTN Count; + UINTN RetryCount = 0; + + //Check controller status to make sure there is no error. + while (RetryCount < MAX_RETRY_COUNT) { + do { + //Read Status. + MmcStatus = MmioRead32 (MMCHS_STAT); + } while(MmcStatus == 0); + + //Check if Buffer read ready (BRR) bit is set? + if (MmcStatus & BRR) { + + //Clear BRR bit + MmioOr32 (MMCHS_STAT, BRR); + + for (Count = 0; Count < Length / 4; Count++) { + *Buffer++ = MmioRead32(MMCHS_DATA); + } + break; + } + RetryCount++; + } + + if (RetryCount == MAX_RETRY_COUNT) { + return EFI_TIMEOUT; + } + + return EFI_SUCCESS; +} + +EFI_STATUS +MMCWriteBlockData ( + IN EFI_LBA Lba, + IN UINTN Length, + IN UINT32* Buffer + ) +{ + UINTN MmcStatus; + UINTN Count; + UINTN RetryCount = 0; + + //Check controller status to make sure there is no error. + while (RetryCount < MAX_RETRY_COUNT) { + do { + //Read Status. + MmcStatus = MmioRead32 (MMCHS_STAT); + } while(MmcStatus == 0); + + //Check if Buffer write ready (BWR) bit is set? + if (MmcStatus & BWR) { + + //Clear BWR bit + MmioOr32 (MMCHS_STAT, BWR); + + //Write block worth of data. + for (Count = 0; Count < Length / 4; Count++) { + MmioWrite32 (MMCHS_DATA, *Buffer++); + } + + break; + } + RetryCount++; + } + + if (RetryCount == MAX_RETRY_COUNT) { + return EFI_TIMEOUT; + } + + return EFI_SUCCESS; +} + +EFI_MMC_HOST_PROTOCOL gMMCHost = { + MMCIsCardPresent, + MMCIsReadOnly, + MMCBuildDevicePath, + MMCNotifyState, + MMCSendCommand, + MMCReceiveResponse, + MMCReadBlockData, + MMCWriteBlockData +}; + +EFI_STATUS +MMCInitialize ( + IN EFI_HANDLE ImageHandle, + IN EFI_SYSTEM_TABLE *SystemTable + ) +{ + DEBUG((EFI_D_ERROR, "MMCInitialize()\n")); + EFI_STATUS Status; + EFI_HANDLE Handle = NULL; + + Status = gBS->LocateProtocol (&gEmbeddedExternalDeviceProtocolGuid, NULL, (VOID **)&gTPS65950); + ASSERT_EFI_ERROR(Status); + + Status = gBS->InstallMultipleProtocolInterfaces ( + &Handle, + &gEfiMmcHostProtocolGuid, &gMMCHost, + NULL + ); + ASSERT_EFI_ERROR (Status); + + return Status; +} diff --git a/Omap35xxPkg/MmcHostDxe/MmcHostDxe.h b/Omap35xxPkg/MmcHostDxe/MmcHostDxe.h new file mode 100755 index 0000000000..940087f266 --- /dev/null +++ b/Omap35xxPkg/MmcHostDxe/MmcHostDxe.h @@ -0,0 +1,44 @@ +/** @file +* +* 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 _MMC_HOST_DXE_H_ +#define _MMC_HOST_DXE_H_ + +#include <Uefi.h> + +#include <Library/BaseLib.h> +#include <Library/MemoryAllocationLib.h> +#include <Library/DebugLib.h> +#include <Library/DevicePathLib.h> +#include <Library/IoLib.h> +#include <Library/PcdLib.h> +#include <Library/UefiBootServicesTableLib.h> +#include <Library/BaseMemoryLib.h> +#include <Library/OmapLib.h> +#include <Library/OmapDmaLib.h> +#include <Library/DmaLib.h> + +#include <Protocol/EmbeddedExternalDevice.h> +#include <Protocol/BlockIo.h> +#include <Protocol/DevicePath.h> +#include <Protocol/MmcHost.h> + +#include <Omap3530/Omap3530.h> +#include <TPS65950.h> + +#define MAX_RETRY_COUNT (100*5) + +extern EFI_BLOCK_IO_PROTOCOL gBlockIo; + +#endif diff --git a/Omap35xxPkg/MmcHostDxe/MmcHostDxe.inf b/Omap35xxPkg/MmcHostDxe/MmcHostDxe.inf new file mode 100755 index 0000000000..a15b6f703d --- /dev/null +++ b/Omap35xxPkg/MmcHostDxe/MmcHostDxe.inf @@ -0,0 +1,53 @@ +# 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. +# + +[Defines] + INF_VERSION = 0x00010005 + BASE_NAME = MMC + FILE_GUID = 100c2cfa-b586-4198-9b4c-1683d195b1da + MODULE_TYPE = DXE_DRIVER + VERSION_STRING = 1.0 + + ENTRY_POINT = MMCInitialize + + +[Sources.common] + MmcHostDxe.c + +[Packages] + MdePkg/MdePkg.dec + EmbeddedPkg/EmbeddedPkg.dec + Omap35xxPkg/Omap35xxPkg.dec + +[LibraryClasses] + PcdLib + UefiLib + UefiDriverEntryPoint + MemoryAllocationLib + IoLib + OmapDmaLib + DmaLib + +[Guids] + +[Protocols] + gEfiBlockIoProtocolGuid + gEfiCpuArchProtocolGuid + gEfiDevicePathProtocolGuid + gEmbeddedExternalDeviceProtocolGuid + gEfiMmcHostProtocolGuid + +[Pcd] + gOmap35xxTokenSpaceGuid.PcdOmap35xxMMCHS1Base + gOmap35xxTokenSpaceGuid.PcdMmchsTimerFreq100NanoSeconds + +[depex] + gEmbeddedExternalDeviceProtocolGuid |