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Set 16K dev option as checked by default for 16KB page size

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Page agnostic targets use 16KB pages by default. Set the developer
option for 16KB enabled when booted with 16KB page size.

Bug: 303280163
Bug: 295035851
Test: m Settings && adb install -r $ANDROID_PRODUCT_OUT/system_ext/priv-app/Settings/Settings.apk
Change-Id: I01457ce3003ea884c7d1e47aca6b85aab341aa24
This commit is contained in:
Pawan Wagh
2024-04-22 21:55:43 +00:00
parent b5d874d9eb
commit c1659eaeee
1 changed files with 24 additions and 4 deletions
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28
src/com/android/settings/development/Enable16kPagesPreferenceController.java
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@@ -32,6 +32,8 @@ import android.os.UserHandle;
import android.os.UserManager;
import android.provider.Settings;
import android.service.oemlock.OemLockManager;
import android.system.Os;
import android.system.OsConstants;
import android.util.Log;
import android.widget.LinearLayout;
import android.widget.ProgressBar;
@@ -92,6 +94,9 @@ public class Enable16kPagesPreferenceController extends DeveloperOptionsPreferen
private static final int OFFSET_TO_FILE_NAME = 30;
public static final String EXPERIMENTAL_UPDATE_TITLE = "Android 16K Kernel Experimental Update";
private static final long PAGE_SIZE = Os.sysconf(OsConstants._SC_PAGESIZE);
private static final int PAGE_SIZE_16KB = 16 * 1024;
private @NonNull DevelopmentSettingsDashboardFragment mFragment;
private boolean mEnable16k;
@@ -104,6 +109,7 @@ public class Enable16kPagesPreferenceController extends DeveloperOptionsPreferen
@NonNull Context context, @NonNull DevelopmentSettingsDashboardFragment fragment) {
super(context);
this.mFragment = fragment;
mEnable16k = (PAGE_SIZE == PAGE_SIZE_16KB);
}
@Override
@@ -135,11 +141,13 @@ public class Enable16kPagesPreferenceController extends DeveloperOptionsPreferen
@Override
public void updateState(Preference preference) {
int defaultOptionValue =
PAGE_SIZE == PAGE_SIZE_16KB ? ENABLE_16K_PAGE_SIZE : ENABLE_4K_PAGE_SIZE;
final int optionValue =
Settings.Global.getInt(
mContext.getContentResolver(),
Settings.Global.ENABLE_16K_PAGES,
ENABLE_4K_PAGE_SIZE /* default */);
defaultOptionValue /* default */);
((SwitchPreference) mPreference).setChecked(optionValue == ENABLE_16K_PAGE_SIZE);
}
@@ -155,6 +163,14 @@ public class Enable16kPagesPreferenceController extends DeveloperOptionsPreferen
((SwitchPreference) mPreference).setChecked(false);
}
@Override
protected void onDeveloperOptionsSwitchEnabled() {
int currentStatus =
PAGE_SIZE == PAGE_SIZE_16KB ? ENABLE_16K_PAGE_SIZE : ENABLE_4K_PAGE_SIZE;
Settings.Global.putInt(
mContext.getContentResolver(), Settings.Global.ENABLE_16K_PAGES, currentStatus);
}
/** Called when user confirms reboot dialog */
@Override
public void on16kPagesDialogConfirmed() {
@@ -179,7 +195,7 @@ public class Enable16kPagesPreferenceController extends DeveloperOptionsPreferen
@Override
public void onFailure(@NonNull Throwable t) {
hideProgressDialog();
Log.e(TAG, "Failed to call applyPayload of UpdateEngineStable!");
Log.e(TAG, "Failed to call applyPayload of UpdateEngineStable!", t);
displayToast(mContext.getString(R.string.toast_16k_update_failed_text));
}
},
@@ -188,7 +204,12 @@ public class Enable16kPagesPreferenceController extends DeveloperOptionsPreferen
/** Called when user dismisses to reboot dialog */
@Override
public void on16kPagesDialogDismissed() {}
public void on16kPagesDialogDismissed() {
if (mPreference == null) {
return;
}
updateState(mPreference);
}
private void installUpdate() {
// Check if there is any pending system update
@@ -412,7 +433,6 @@ public class Enable16kPagesPreferenceController extends DeveloperOptionsPreferen
try (BufferedReader br = new BufferedReader(new FileReader("/proc/mounts"))) {
String line;
while ((line = br.readLine()) != null) {
Log.i(TAG, line);
final String[] fields = line.split(" ");
final String partition = fields[1];
final String fsType = fields[2];