diff options
| author | Ard Biesheuvel <ardb@kernel.org> | 2022-10-24 16:45:02 +0200 |
|---|---|---|
| committer | mergify[bot] <37929162+mergify[bot]@users.noreply.github.com> | 2022-10-27 16:52:01 +0000 |
| commit | 0a64106c566273ff8ef951d56ddfa972fe65bd6c (patch) | |
| tree | 6a8ade33a270413a0f45112bddf2fe7214ba5fb0 | |
| parent | c1ff81f7990be88c9e98ca3be65178057d8aae77 (diff) | |
| download | edk2-0a64106c566273ff8ef951d56ddfa972fe65bd6c.tar.gz | |
OvmfPkg/VirtNorFlashDxe: remove CheckBlockLocked feature
We inherited a feature from the ArmPlatformPkg version of this driver
that never gets enabled. Let's remove it.
Signed-off-by: Ard Biesheuvel <ardb@kernel.org>
Reviewed-by: Sunil V L <sunilvl@ventanamicro.com>
| -rw-r--r-- | OvmfPkg/VirtNorFlashDxe/VirtNorFlash.c | 35 | ||||
| -rw-r--r-- | OvmfPkg/VirtNorFlashDxe/VirtNorFlashDxe.inf | 3 |
2 files changed, 8 insertions, 30 deletions
diff --git a/OvmfPkg/VirtNorFlashDxe/VirtNorFlash.c b/OvmfPkg/VirtNorFlashDxe/VirtNorFlash.c index 12fa720dad..59a562efdf 100644 --- a/OvmfPkg/VirtNorFlashDxe/VirtNorFlash.c +++ b/OvmfPkg/VirtNorFlashDxe/VirtNorFlash.c @@ -65,35 +65,16 @@ NorFlashUnlockSingleBlock ( // Raise the Task Priority Level to TPL_NOTIFY to serialise all its operations
// and to protect shared data structures.
- if (FeaturePcdGet (PcdNorFlashCheckBlockLocked) == TRUE) {
- do {
- // Request a lock setup
- SEND_NOR_COMMAND (BlockAddress, 0, P30_CMD_LOCK_BLOCK_SETUP);
+ // Request a lock setup
+ SEND_NOR_COMMAND (BlockAddress, 0, P30_CMD_LOCK_BLOCK_SETUP);
- // Request an unlock
- SEND_NOR_COMMAND (BlockAddress, 0, P30_CMD_UNLOCK_BLOCK);
+ // Request an unlock
+ SEND_NOR_COMMAND (BlockAddress, 0, P30_CMD_UNLOCK_BLOCK);
- // Send command for reading device id
- SEND_NOR_COMMAND (BlockAddress, 2, P30_CMD_READ_DEVICE_ID);
-
- // Read block lock status
- LockStatus = MmioRead32 (CREATE_NOR_ADDRESS (BlockAddress, 2));
-
- // Decode block lock status
- LockStatus = FOLD_32BIT_INTO_16BIT (LockStatus);
- } while ((LockStatus & 0x1) == 1);
- } else {
- // Request a lock setup
- SEND_NOR_COMMAND (BlockAddress, 0, P30_CMD_LOCK_BLOCK_SETUP);
-
- // Request an unlock
- SEND_NOR_COMMAND (BlockAddress, 0, P30_CMD_UNLOCK_BLOCK);
-
- // Wait until the status register gives us the all clear
- do {
- LockStatus = NorFlashReadStatusRegister (Instance, BlockAddress);
- } while ((LockStatus & P30_SR_BIT_WRITE) != P30_SR_BIT_WRITE);
- }
+ // Wait until the status register gives us the all clear
+ do {
+ LockStatus = NorFlashReadStatusRegister (Instance, BlockAddress);
+ } while ((LockStatus & P30_SR_BIT_WRITE) != P30_SR_BIT_WRITE);
// Put device back into Read Array mode
SEND_NOR_COMMAND (BlockAddress, 0, P30_CMD_READ_ARRAY);
diff --git a/OvmfPkg/VirtNorFlashDxe/VirtNorFlashDxe.inf b/OvmfPkg/VirtNorFlashDxe/VirtNorFlashDxe.inf index 1bf50e4823..53e9d58204 100644 --- a/OvmfPkg/VirtNorFlashDxe/VirtNorFlashDxe.inf +++ b/OvmfPkg/VirtNorFlashDxe/VirtNorFlashDxe.inf @@ -24,7 +24,6 @@ VirtNorFlashFvb.c
[Packages]
- ArmPlatformPkg/ArmPlatformPkg.dec
EmbeddedPkg/EmbeddedPkg.dec
MdePkg/MdePkg.dec
MdeModulePkg/MdeModulePkg.dec
@@ -66,7 +65,5 @@ gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareBase
gEfiMdeModulePkgTokenSpaceGuid.PcdFlashNvStorageFtwSpareSize
- gArmPlatformTokenSpaceGuid.PcdNorFlashCheckBlockLocked
-
[Depex]
gEfiCpuArchProtocolGuid
|