Tim Wawrzynczak has uploaded this change for review.

View Change

acpigen: Add acpigen_notify

A fairly common thing in ACPI is notifying a device when some kind of
device-specific event happens; this function simplifies writing this
pattern.

Signed-off-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Change-Id: I0f18db9cc836ec9249604452f03ed9b4c6478827
---
M src/acpi/acpigen.c
M src/include/acpi/acpigen.h
2 files changed, 10 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/02/42102/1

diff --git a/src/acpi/acpigen.c b/src/acpi/acpigen.c
index efc5a16..d687a33 100644
--- a/src/acpi/acpigen.c
+++ b/src/acpi/acpigen.c
@@ -1953,3 +1953,10 @@
 			  (((uint64_t)address->part_id & 0xffff) << 8) |
 			  (((uint64_t)address->class & 0xff)));
 }
+
+void acpigen_notify(const char *namestr, int value)
+{
+	acpigen_emit_byte(NOTIFY_OP);
+	acpigen_emit_namestring(namestr);
+	acpigen_write_integer(value);
+}
diff --git a/src/include/acpi/acpigen.h b/src/include/acpi/acpigen.h
index dffde85..e0519ab 100644
--- a/src/include/acpi/acpigen.h
+++ b/src/include/acpi/acpigen.h
@@ -508,4 +508,7 @@
 void acpigen_resource_qword(u16 res_type, u16 gen_flags, u16 type_flags,
 	u64 gran, u64 range_min, u64 range_max, u64 translation, u64 length);
 
+/* Emits Notify(namestr, value) */
+void acpigen_notify(const char *namestr, int value);
+
 #endif /* __ACPI_ACPIGEN_H__ */

To view, visit change 42102. To unsubscribe, or for help writing mail filters, visit settings.