1 files changed, 89 insertions, 0 deletions
diff --git a/src/com/android/loganalysis/parser/InterruptParser.java b/src/com/android/loganalysis/parser/InterruptParser.java
new file mode 100644
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+++ b/src/com/android/loganalysis/parser/InterruptParser.java
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+/*
+ * Copyright (C) 2015 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.loganalysis.parser;
+
+import com.android.loganalysis.item.InterruptItem;
+import com.android.loganalysis.item.InterruptItem.InterruptCategory;
+
+import java.util.List;
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
+
+/**
+ * A {@link IParser} to parse wake up interrupts
+ */
+public class InterruptParser implements IParser {
+
+    /**
+     * Matches: Wakeup reason 289:bcmsdh_sdmmc:200:qcom,smd-rpm:240:msmgpio:
+     * 20m 5s 194ms (1485 times) realtime
+     */
+    private static final Pattern Interrupt = Pattern.compile(
+            "^\\s*Wakeup reason (.*): (?:\\d+h )?(?:\\d+m )?(?:\\d+s )(?:\\d+ms )" +
+            "\\((\\d+) times\\) realtime");
+
+    private InterruptItem mItem = new InterruptItem();
+
+    /**
+     * {@inheritDoc}
+     *
+     * @return The {@link InterruptItem}.
+     */
+    @Override
+    public InterruptItem parse(List<String> lines) {
+        for (String line : lines) {
+            Matcher m = Interrupt.matcher(line);
+            if(m.matches()) {
+                final String interruptName = m.group(1);
+                final int interruptCount = Integer.parseInt(m.group(2));
+                mItem.addInterrupt(interruptName, interruptCount,
+                        getInterruptCategory(interruptName));
+            } else {
+                // Done with interrupts
+                break;
+            }
+        }
+        return mItem;
+    }
+
+    /**
+     * Get the {@link InterruptItem}.
+     * <p>
+     * Exposed for unit testing.
+     * </p>
+     */
+    InterruptItem getItem() {
+        return mItem;
+    }
+
+    private InterruptCategory getInterruptCategory(String interruptName) {
+        if (interruptName.contains("bcmsdh_sdmmc")) {
+            return InterruptCategory.WIFI_INTERRUPT;
+        } else if (interruptName.contains("smd-modem") ||
+                interruptName.contains("smsm-modem")) {
+            return InterruptCategory.MODEM_INTERRUPT;
+        } else if (interruptName.contains("smd-adsp")) {
+            return InterruptCategory.ADSP_INTERRUPT;
+        } else if (interruptName.contains("max77686-irq") ||
+                interruptName.contains("cpcap-irq") ||
+                interruptName.contains("TWL6030-PIH")) {
+            return InterruptCategory.ALARM_INTERRUPT;
+        }
+
+        return InterruptCategory.UNKNOWN_INTERRUPT;
+    }
+
+}