SPDX-ify all skiboot code

Use Software Package Data Exchange (SPDX) to indicate license for each
file that is unique to skiboot.

At the same time, ensure the (C) who and years are correct.

See https://spdx.org/

Signed-off-by: Stewart Smith <stewart@linux.ibm.com>
[oliver: Added a few missing files]
Signed-off-by: Oliver O'Halloran <oohall@gmail.com>

10 files changed, 33 insertions, 124 deletions

diff --git a/hw/ipmi/Makefile.inc b/hw/ipmi/Makefile.inc
index b0af7a6..250dfc8 100644
--- a/hw/ipmi/Makefile.inc
+++ b/hw/ipmi/Makefile.inc
@@ -1,3 +1,5 @@
+# SPDX-License-Identifier: Apache-2.0
+
 SUBDIRS += hw/ipmi
 
 IPMI_OBJS  = ipmi-rtc.o ipmi-power.o ipmi-fru.o ipmi-sel.o
diff --git a/hw/ipmi/ipmi-attn.c b/hw/ipmi/ipmi-attn.c
index c6c1c59..03ea4f9 100644
--- a/hw/ipmi/ipmi-attn.c
+++ b/hw/ipmi/ipmi-attn.c
@@ -1,17 +1,8 @@
-/* Copyright 2015 IBM Corp.
+// SPDX-License-Identifier: Apache-2.0
+/*
+ * When everything is terrible, tell the FSP as much as possible as to why
  *
- * 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.
+ * Copyright 2013-2019 IBM Corp.
  */
 
 #include <errorlog.h>
diff --git a/hw/ipmi/ipmi-fru.c b/hw/ipmi/ipmi-fru.c
index 7e7f0a6..c66f2e1 100644
--- a/hw/ipmi/ipmi-fru.c
+++ b/hw/ipmi/ipmi-fru.c
@@ -1,17 +1,8 @@
-/* Copyright 2013-2014 IBM Corp.
+// SPDX-License-Identifier: Apache-2.0
+/*
+ * Fill out firmware related FRUs (Field Replaceable Units)
  *
- * 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.
+ * Copyright 2013-2019 IBM Corp.
  */
 
 #include <skiboot.h>
diff --git a/hw/ipmi/ipmi-info.c b/hw/ipmi/ipmi-info.c
index be2bd44..b078e19 100644
--- a/hw/ipmi/ipmi-info.c
+++ b/hw/ipmi/ipmi-info.c
@@ -1,17 +1,8 @@
-/* Copyright 2018 IBM Corp.
- *
- * 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
+// SPDX-License-Identifier: Apache-2.0
+/*
+ * Various bits of info retreived over IPMI
  *
- * 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.
+ * Copyright 2018-2019 IBM Corp.
  */
 
 #include <device.h>
diff --git a/hw/ipmi/ipmi-power.c b/hw/ipmi/ipmi-power.c
index 40e1351..1ff9dda 100644
--- a/hw/ipmi/ipmi-power.c
+++ b/hw/ipmi/ipmi-power.c
@@ -1,17 +1,8 @@
-/* Copyright 2013-2014 IBM Corp.
+// SPDX-License-Identifier: Apache-2.0
+/*
+ * Power as in electricity, not POWER as in POWER
  *
- * 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.
+ * Copyright 2013-2019 IBM Corp.
  */
 
 #include <skiboot.h>
diff --git a/hw/ipmi/ipmi-rtc.c b/hw/ipmi/ipmi-rtc.c
index ba6f977..deb4add 100644
--- a/hw/ipmi/ipmi-rtc.c
+++ b/hw/ipmi/ipmi-rtc.c
@@ -1,17 +1,8 @@
-/* Copyright 2013-2014 IBM Corp.
+// SPDX-License-Identifier: Apache-2.0
+/*
+ * Talk to a Real Time Clock (RTC) over IPMI
  *
- * 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.
+ * Copyright 2013-2015 IBM Corp.
  */
 
 #include <stdlib.h>
diff --git a/hw/ipmi/ipmi-sel.c b/hw/ipmi/ipmi-sel.c
index 0996275..59f45f8 100644
--- a/hw/ipmi/ipmi-sel.c
+++ b/hw/ipmi/ipmi-sel.c
@@ -1,18 +1,5 @@
-/* Copyright 2013-2016 IBM Corp.
- *
- * 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.
- */
+// SPDX-License-Identifier: Apache-2.0
+/* Copyright 2013-2018 IBM Corp. */
 
 #define pr_fmt(fmt) "IPMI: " fmt
 #include <ccan/list/list.h>
diff --git a/hw/ipmi/ipmi-sensor.c b/hw/ipmi/ipmi-sensor.c
index 9c4eb6b..68af5bd 100644
--- a/hw/ipmi/ipmi-sensor.c
+++ b/hw/ipmi/ipmi-sensor.c
@@ -1,18 +1,5 @@
-/* Copyright 2013-2014 IBM Corp.
- *
- * 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.
- */
+// SPDX-License-Identifier: Apache-2.0
+/* Copyright 2013-2017 IBM Corp. */
 
 #include <device.h>
 #include <ipmi.h>
diff --git a/hw/ipmi/ipmi-watchdog.c b/hw/ipmi/ipmi-watchdog.c
index ce97f61..dc0a9e5 100644
--- a/hw/ipmi/ipmi-watchdog.c
+++ b/hw/ipmi/ipmi-watchdog.c
@@ -1,17 +1,7 @@
-/* Copyright 2013-2018 IBM Corp.
- *
- * 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.
+// SPDX-License-Identifier: Apache-2.0
+/*
+ * Copyright 2013-2018 IBM Corp.
+ * Copyright 2018 Google Corp.
  */
 
 #include <stdlib.h>
diff --git a/hw/ipmi/test/run-fru.c b/hw/ipmi/test/run-fru.c
index ff8df39..1951541 100644
--- a/hw/ipmi/test/run-fru.c
+++ b/hw/ipmi/test/run-fru.c
@@ -1,18 +1,6 @@
-/* Copyright 2013-2014 IBM Corp.
- *
- * 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.
- */
+// SPDX-License-Identifier: Apache-2.0
+/* Copyright 2013-2019 IBM Corp. */
+
 #include <unistd.h>
 #include <sys/stat.h>
 #include <fcntl.h>