Enable virtual keyboard on HiKey960 platform. It checks two conditions, such as pattern in memory and GPIO pin setting. Since code is ported from non-open
The hardcoding code is taken from non-open reference code. Can't fix it for lack of documents. Cc: Leif Lindholm <[email protected]> Cc: Ard Biesheuvel <[email protected]> Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Haojian Zhuang <[email protected]> Reviewed-by: Leif Lindholm <[email protected]> --- Platform/Hisilicon/HiKey960/HiKey960.dsc | 5 + Platform/Hisilicon/HiKey960/HiKey960.fdf | 5 + Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.inf | 1 + Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.h | 24 +++++ Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.c | 97 ++++++++++++++++++++ 5 files changed, 132 insertions(+) diff --git a/Platform/Hisilicon/HiKey960/HiKey960.dsc b/Platform/Hisilicon/HiKey960/HiKey960.dsc index 6cc1c1edf453..79e68754976d 100644 --- a/Platform/Hisilicon/HiKey960/HiKey960.dsc +++ b/Platform/Hisilicon/HiKey960/HiKey960.dsc @@ -182,6 +182,11 @@ [Components.common] Platform/Hisilicon/HiKey960/HiKey960GpioDxe/HiKey960GpioDxe.inf ArmPlatformPkg/Drivers/PL061GpioDxe/PL061GpioDxe.inf + # + # Virtual Keyboard + # + EmbeddedPkg/Drivers/VirtualKeyboardDxe/VirtualKeyboardDxe.inf + Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.inf # diff --git a/Platform/Hisilicon/HiKey960/HiKey960.fdf b/Platform/Hisilicon/HiKey960/HiKey960.fdf index b7d70b010598..d65f77878575 100644 --- a/Platform/Hisilicon/HiKey960/HiKey960.fdf +++ b/Platform/Hisilicon/HiKey960/HiKey960.fdf @@ -123,6 +123,11 @@ [FV.FvMain] INF Platform/Hisilicon/HiKey960/HiKey960GpioDxe/HiKey960GpioDxe.inf INF ArmPlatformPkg/Drivers/PL061GpioDxe/PL061GpioDxe.inf + # + # Virtual Keyboard + # + INF EmbeddedPkg/Drivers/VirtualKeyboardDxe/VirtualKeyboardDxe.inf + INF Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.inf # diff --git a/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.inf b/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.inf index a1a7d005ce8b..46a9a5803e3d 100644 --- a/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.inf +++ b/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.inf @@ -39,6 +39,7 @@ [LibraryClasses] [Protocols] gEmbeddedGpioProtocolGuid + gPlatformVirtualKeyboardProtocolGuid [Guids] gEfiEndOfDxeEventGroupGuid diff --git a/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.h b/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.h index ae8bdd5c8140..211eea55aa54 100644 --- a/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.h +++ b/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.h @@ -15,6 +15,30 @@ #ifndef __HIKEY960DXE_H__ #define __HIKEY960DXE_H__ +#include <Guid/EventGroup.h> + +#include <Hi3660.h> + +#include <Library/BaseLib.h> +#include <Library/BaseMemoryLib.h> +#include <Library/CacheMaintenanceLib.h> +#include <Library/DebugLib.h> +#include <Library/IoLib.h> +#include <Library/PrintLib.h> +#include <Library/SerialPortLib.h> +#include <Library/TimerLib.h> +#include <Library/UefiBootServicesTableLib.h> +#include <Library/UefiLib.h> + +#include <Protocol/EmbeddedGpio.h> +#include <Protocol/PlatformVirtualKeyboard.h> + +#define ADB_REBOOT_ADDRESS 0x32100000 +#define ADB_REBOOT_BOOTLOADER 0x77665500 +#define ADB_REBOOT_NONE 0x77665501 + +#define DETECT_SW_FASTBOOT 68 // GPIO8_4 + enum { BOOT_MODE_RECOVERY = 0, BOOT_MODE_MASK = 1, diff --git a/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.c b/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.c index e88bad2167c6..13d6dda680c6 100644 --- a/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.c +++ b/Platform/Hisilicon/HiKey960/HiKey960Dxe/HiKey960Dxe.c @@ -28,6 +28,8 @@ #include "HiKey960Dxe.h" +STATIC EMBEDDED_GPIO *mGpio; + STATIC VOID InitSdCard ( @@ -180,6 +182,94 @@ OnEndOfDxe ( EFI_STATUS EFIAPI +VirtualKeyboardRegister ( + IN VOID + ) +{ + EFI_STATUS Status; + + Status = gBS->LocateProtocol ( + &gEmbeddedGpioProtocolGuid, + NULL, + (VOID **) &mGpio + ); + if (EFI_ERROR (Status)) { + return Status; + } + return EFI_SUCCESS; +} + +EFI_STATUS +EFIAPI +VirtualKeyboardReset ( + IN VOID + ) +{ + EFI_STATUS Status; + + if (mGpio == NULL) { + return EFI_INVALID_PARAMETER; + } + // + // Configure GPIO68 as GPIO function + // + MmioWrite32 (0xe896c108, 0); + Status = mGpio->Set (mGpio, DETECT_SW_FASTBOOT, GPIO_MODE_INPUT); + return Status; +} + +BOOLEAN +EFIAPI +VirtualKeyboardQuery ( + IN VIRTUAL_KBD_KEY *VirtualKey + ) +{ + EFI_STATUS Status; + UINTN Value = 0; + + if ((VirtualKey == NULL) || (mGpio == NULL)) { + return FALSE; + } + if (MmioRead32 (ADB_REBOOT_ADDRESS) == ADB_REBOOT_BOOTLOADER) { + goto Done; + } else { + Status = mGpio->Get (mGpio, DETECT_SW_FASTBOOT, &Value); + if (EFI_ERROR (Status) || (Value != 0)) { + return FALSE; + } + } +Done: + VirtualKey->Signature = VIRTUAL_KEYBOARD_KEY_SIGNATURE; + VirtualKey->Key.ScanCode = SCAN_NULL; + VirtualKey->Key.UnicodeChar = L'f'; + return TRUE; +} + +EFI_STATUS +EFIAPI +VirtualKeyboardClear ( + IN VIRTUAL_KBD_KEY *VirtualKey + ) +{ + if (VirtualKey == NULL) { + return EFI_INVALID_PARAMETER; + } + if (MmioRead32 (ADB_REBOOT_ADDRESS) == ADB_REBOOT_BOOTLOADER) { + MmioWrite32 (ADB_REBOOT_ADDRESS, ADB_REBOOT_NONE); + WriteBackInvalidateDataCacheRange ((VOID *)ADB_REBOOT_ADDRESS, 4); + } + return EFI_SUCCESS; +} + +PLATFORM_VIRTUAL_KBD_PROTOCOL mVirtualKeyboard = { + VirtualKeyboardRegister, + VirtualKeyboardReset, + VirtualKeyboardQuery, + VirtualKeyboardClear +}; + +EFI_STATUS +EFIAPI HiKey960EntryPoint ( IN EFI_HANDLE ImageHandle, IN EFI_SYSTEM_TABLE *SystemTable @@ -208,5 +298,12 @@ HiKey960EntryPoint ( if (EFI_ERROR (Status)) { return Status; } + + Status = gBS->InstallProtocolInterface ( + &ImageHandle, + &gPlatformVirtualKeyboardProtocolGuid, + EFI_NATIVE_INTERFACE, + &mVirtualKeyboard + ); return Status; } -- 2.7.4 _______________________________________________ edk2-devel mailing list [email protected] https://lists.01.org/mailman/listinfo/edk2-devel
