[edk2,edk2-platforms,v4,6/6] Platform/HiKey: enable virtual keyboard

Message ID 1526272473-25565-7-git-send-email-haojian.zhuang@linaro.org
State New
Headers show
Series
  • enable virtual keyboard
Related show

Commit Message

Haojian Zhuang May 14, 2018, 4:34 a.m.
Enable virtual keyboard on HiKey platform. It detects the pattern
in memory and GPIO pin setting, and simulates them into virtual
key.

Cc: Leif Lindholm <leif.lindholm@linaro.org>
Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>

---
 Platform/Hisilicon/HiKey/HiKey.dsc             |  5 ++
 Platform/Hisilicon/HiKey/HiKey.fdf             |  5 ++
 Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.c   | 98 ++++++++++++++++++++++++++
 Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf |  5 ++
 4 files changed, 113 insertions(+)

-- 
2.7.4

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Comments

Leif Lindholm May 21, 2018, 9:55 a.m. | #1
On Mon, May 14, 2018 at 12:34:33PM +0800, Haojian Zhuang wrote:
> Enable virtual keyboard on HiKey platform. It detects the pattern

> in memory and GPIO pin setting, and simulates them into virtual

> key.

> 

> Cc: Leif Lindholm <leif.lindholm@linaro.org>

> Cc: Ard Biesheuvel <ard.biesheuvel@linaro.org>

> Contributed-under: TianoCore Contribution Agreement 1.1

> Signed-off-by: Haojian Zhuang <haojian.zhuang@linaro.org>


Some of this code looks like it could be turned into a common library
for HiKey/HiKey960. Let's not worry about it for now, but please keep
in mind for future.

Reviewed-by: Leif Lindholm <leif.lindholm@linaro.org>



> ---

>  Platform/Hisilicon/HiKey/HiKey.dsc             |  5 ++

>  Platform/Hisilicon/HiKey/HiKey.fdf             |  5 ++

>  Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.c   | 98 ++++++++++++++++++++++++++

>  Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf |  5 ++

>  4 files changed, 113 insertions(+)

> 

> diff --git a/Platform/Hisilicon/HiKey/HiKey.dsc b/Platform/Hisilicon/HiKey/HiKey.dsc

> index 5cc4ff27f01b..83dd68a820b1 100644

> --- a/Platform/Hisilicon/HiKey/HiKey.dsc

> +++ b/Platform/Hisilicon/HiKey/HiKey.dsc

> @@ -192,6 +192,11 @@ [Components.common]

>    Platform/Hisilicon/HiKey/HiKeyGpioDxe/HiKeyGpioDxe.inf

>    ArmPlatformPkg/Drivers/PL061GpioDxe/PL061GpioDxe.inf

>  

> +  #

> +  # Virtual Keyboard

> +  #

> +  EmbeddedPkg/Drivers/VirtualKeyboardDxe/VirtualKeyboardDxe.inf

> +

>    Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf

>  

>    #

> diff --git a/Platform/Hisilicon/HiKey/HiKey.fdf b/Platform/Hisilicon/HiKey/HiKey.fdf

> index 39020d27dbcd..2bca7232b6e5 100644

> --- a/Platform/Hisilicon/HiKey/HiKey.fdf

> +++ b/Platform/Hisilicon/HiKey/HiKey.fdf

> @@ -123,6 +123,11 @@ [FV.FvMain]

>    INF Platform/Hisilicon/HiKey/HiKeyGpioDxe/HiKeyGpioDxe.inf

>    INF ArmPlatformPkg/Drivers/PL061GpioDxe/PL061GpioDxe.inf

>  

> +  #

> +  # Virtual Keyboard

> +  #

> +  INF EmbeddedPkg/Drivers/VirtualKeyboardDxe/VirtualKeyboardDxe.inf

> +

>    INF Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf

>  

>    #

> diff --git a/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.c b/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.c

> index 19987e0b29c3..8f4f9157835c 100644

> --- a/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.c

> +++ b/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.c

> @@ -12,10 +12,15 @@

>  *

>  **/

>  

> +#include <Library/CacheMaintenanceLib.h>

>  #include <Library/DebugLib.h>

>  #include <Library/IoLib.h>

> +#include <Library/UefiBootServicesTableLib.h>

>  #include <Library/UefiLib.h>

>  

> +#include <Protocol/EmbeddedGpio.h>

> +#include <Protocol/PlatformVirtualKeyboard.h>

> +

>  #include <Hi6220.h>

>  #include <Hi6220RegsPeri.h>

>  

> @@ -31,6 +36,8 @@

>  #define ADB_REBOOT_BOOTLOADER            0x77665500

>  #define ADB_REBOOT_NONE                  0x77665501

>  

> +STATIC EMBEDDED_GPIO        *mGpio;

> +

>  STATIC

>  VOID

>  UartInit (

> @@ -104,6 +111,90 @@ HiKeyInitPeripherals (

>  

>  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;

> +  }

> +  Status = mGpio->Set (mGpio, DETECT_J15_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_J15_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

>  HiKeyEntryPoint (

>    IN EFI_HANDLE         ImageHandle,

>    IN EFI_SYSTEM_TABLE   *SystemTable

> @@ -115,5 +206,12 @@ HiKeyEntryPoint (

>    if (EFI_ERROR (Status)) {

>      return Status;

>    }

> +

> +  Status = gBS->InstallProtocolInterface (

> +                  &ImageHandle,

> +                  &gPlatformVirtualKeyboardProtocolGuid,

> +                  EFI_NATIVE_INTERFACE,

> +                  &mVirtualKeyboard

> +                  );

>    return Status;

>  }

> diff --git a/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf b/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf

> index 34734391b45a..41aa7f8081ed 100644

> --- a/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf

> +++ b/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf

> @@ -28,11 +28,16 @@ [Packages]

>    MdePkg/MdePkg.dec

>  

>  [LibraryClasses]

> +  CacheMaintenanceLib

>    DebugLib

>    IoLib

>    UefiLib

>    UefiDriverEntryPoint

>  

> +[Protocols]

> +  gEmbeddedGpioProtocolGuid

> +  gPlatformVirtualKeyboardProtocolGuid

> +

>  [Guids]

>    gEfiEndOfDxeEventGroupGuid

>  

> -- 

> 2.7.4

> 

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Patch

diff --git a/Platform/Hisilicon/HiKey/HiKey.dsc b/Platform/Hisilicon/HiKey/HiKey.dsc
index 5cc4ff27f01b..83dd68a820b1 100644
--- a/Platform/Hisilicon/HiKey/HiKey.dsc
+++ b/Platform/Hisilicon/HiKey/HiKey.dsc
@@ -192,6 +192,11 @@  [Components.common]
   Platform/Hisilicon/HiKey/HiKeyGpioDxe/HiKeyGpioDxe.inf
   ArmPlatformPkg/Drivers/PL061GpioDxe/PL061GpioDxe.inf
 
+  #
+  # Virtual Keyboard
+  #
+  EmbeddedPkg/Drivers/VirtualKeyboardDxe/VirtualKeyboardDxe.inf
+
   Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf
 
   #
diff --git a/Platform/Hisilicon/HiKey/HiKey.fdf b/Platform/Hisilicon/HiKey/HiKey.fdf
index 39020d27dbcd..2bca7232b6e5 100644
--- a/Platform/Hisilicon/HiKey/HiKey.fdf
+++ b/Platform/Hisilicon/HiKey/HiKey.fdf
@@ -123,6 +123,11 @@  [FV.FvMain]
   INF Platform/Hisilicon/HiKey/HiKeyGpioDxe/HiKeyGpioDxe.inf
   INF ArmPlatformPkg/Drivers/PL061GpioDxe/PL061GpioDxe.inf
 
+  #
+  # Virtual Keyboard
+  #
+  INF EmbeddedPkg/Drivers/VirtualKeyboardDxe/VirtualKeyboardDxe.inf
+
   INF Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf
 
   #
diff --git a/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.c b/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.c
index 19987e0b29c3..8f4f9157835c 100644
--- a/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.c
+++ b/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.c
@@ -12,10 +12,15 @@ 
 *
 **/
 
+#include <Library/CacheMaintenanceLib.h>
 #include <Library/DebugLib.h>
 #include <Library/IoLib.h>
+#include <Library/UefiBootServicesTableLib.h>
 #include <Library/UefiLib.h>
 
+#include <Protocol/EmbeddedGpio.h>
+#include <Protocol/PlatformVirtualKeyboard.h>
+
 #include <Hi6220.h>
 #include <Hi6220RegsPeri.h>
 
@@ -31,6 +36,8 @@ 
 #define ADB_REBOOT_BOOTLOADER            0x77665500
 #define ADB_REBOOT_NONE                  0x77665501
 
+STATIC EMBEDDED_GPIO        *mGpio;
+
 STATIC
 VOID
 UartInit (
@@ -104,6 +111,90 @@  HiKeyInitPeripherals (
 
 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;
+  }
+  Status = mGpio->Set (mGpio, DETECT_J15_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_J15_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
 HiKeyEntryPoint (
   IN EFI_HANDLE         ImageHandle,
   IN EFI_SYSTEM_TABLE   *SystemTable
@@ -115,5 +206,12 @@  HiKeyEntryPoint (
   if (EFI_ERROR (Status)) {
     return Status;
   }
+
+  Status = gBS->InstallProtocolInterface (
+                  &ImageHandle,
+                  &gPlatformVirtualKeyboardProtocolGuid,
+                  EFI_NATIVE_INTERFACE,
+                  &mVirtualKeyboard
+                  );
   return Status;
 }
diff --git a/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf b/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf
index 34734391b45a..41aa7f8081ed 100644
--- a/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf
+++ b/Platform/Hisilicon/HiKey/HiKeyDxe/HiKeyDxe.inf
@@ -28,11 +28,16 @@  [Packages]
   MdePkg/MdePkg.dec
 
 [LibraryClasses]
+  CacheMaintenanceLib
   DebugLib
   IoLib
   UefiLib
   UefiDriverEntryPoint
 
+[Protocols]
+  gEmbeddedGpioProtocolGuid
+  gPlatformVirtualKeyboardProtocolGuid
+
 [Guids]
   gEfiEndOfDxeEventGroupGuid