valve: add event interface

Add the interface for valve to generate events when the valve is opened
or closed.

Change-Id: Ib27069ac41f8f97fabcdfcc5c2ad63d968ca4c6b
Signed-off-by: Jagpal Singh Gill <paligill@gmail.com>
diff --git a/gen/xyz/openbmc_project/State/Valve/meson.build b/gen/xyz/openbmc_project/State/Valve/meson.build
new file mode 100644
index 0000000..bc6a399
--- /dev/null
+++ b/gen/xyz/openbmc_project/State/Valve/meson.build
@@ -0,0 +1,26 @@
+# Generated file; do not modify.
+
+sdbusplus_current_path = 'xyz/openbmc_project/State/Valve'
+
+generated_sources += custom_target(
+    'xyz/openbmc_project/State/Valve__cpp'.underscorify(),
+    input: ['../../../../../yaml/xyz/openbmc_project/State/Valve.events.yaml'],
+    output: ['event.cpp', 'event.hpp'],
+    depend_files: sdbusplusplus_depfiles,
+    command: [
+        sdbuspp_gen_meson_prog,
+        '--command',
+        'cpp',
+        '--output',
+        meson.current_build_dir(),
+        '--tool',
+        sdbusplusplus_prog,
+        '--directory',
+        meson.current_source_dir() / '../../../../../yaml',
+        'xyz/openbmc_project/State/Valve',
+    ],
+    install: should_generate_cpp,
+    install_dir: [false, get_option('includedir') / sdbusplus_current_path],
+    build_by_default: should_generate_cpp,
+)
+
diff --git a/gen/xyz/openbmc_project/State/meson.build b/gen/xyz/openbmc_project/State/meson.build
index 7ac8f28..acd8a69 100644
--- a/gen/xyz/openbmc_project/State/meson.build
+++ b/gen/xyz/openbmc_project/State/meson.build
@@ -17,6 +17,7 @@
 subdir('Shutdown')
 subdir('SystemdTarget')
 subdir('Thermal')
+subdir('Valve')
 subdir('Watchdog')
 
 sdbusplus_current_path = 'xyz/openbmc_project/State'
@@ -458,6 +459,50 @@
 )
 
 generated_markdown += custom_target(
+    'xyz/openbmc_project/State/Valve__markdown'.underscorify(),
+    input: ['../../../../yaml/xyz/openbmc_project/State/Valve.events.yaml'],
+    output: ['Valve.md'],
+    depend_files: sdbusplusplus_depfiles,
+    command: [
+        sdbuspp_gen_meson_prog,
+        '--command',
+        'markdown',
+        '--output',
+        meson.current_build_dir(),
+        '--tool',
+        sdbusplusplus_prog,
+        '--directory',
+        meson.current_source_dir() / '../../../../yaml',
+        'xyz/openbmc_project/State/Valve',
+    ],
+    install: should_generate_markdown,
+    install_dir: [inst_markdown_dir / sdbusplus_current_path],
+    build_by_default: should_generate_markdown,
+)
+
+generated_registry += custom_target(
+    'xyz/openbmc_project/State/Valve__registry'.underscorify(),
+    input: ['../../../../yaml/xyz/openbmc_project/State/Valve.events.yaml'],
+    output: ['Valve.json'],
+    depend_files: sdbusplusplus_depfiles,
+    command: [
+        sdbuspp_gen_meson_prog,
+        '--command',
+        'registry',
+        '--output',
+        meson.current_build_dir(),
+        '--tool',
+        sdbusplusplus_prog,
+        '--directory',
+        meson.current_source_dir() / '../../../../yaml',
+        'xyz/openbmc_project/State/Valve',
+    ],
+    install: should_generate_registry,
+    install_dir: [inst_registry_dir / sdbusplus_current_path],
+    build_by_default: should_generate_registry,
+)
+
+generated_markdown += custom_target(
     'xyz/openbmc_project/State/Watchdog__markdown'.underscorify(),
     input: [
         '../../../../yaml/xyz/openbmc_project/State/Watchdog.interface.yaml',
diff --git a/yaml/xyz/openbmc_project/State/Valve.events.yaml b/yaml/xyz/openbmc_project/State/Valve.events.yaml
new file mode 100644
index 0000000..d9e975b
--- /dev/null
+++ b/yaml/xyz/openbmc_project/State/Valve.events.yaml
@@ -0,0 +1,22 @@
+version: 1.0.0
+
+events:
+    - name: ValveOpen
+      metadata:
+          - name: ValveName
+            type: object_path
+            primary: true
+            description: The name or identifier of the valve.
+      en:
+          description: The valve is open for coolant flow to resume.
+          message: The {ValveName} is open for coolant flow.
+
+    - name: ValveClose
+      metadata:
+          - name: ValveName
+            type: object_path
+            primary: true
+            description: The name or identifier of the valve.
+      en:
+          description: The valve is closed for coolant flow to stop.
+          message: The {ValveName} is closed for coolant flow.