summaryrefslogtreecommitdiff
path: root/lib/acpi
diff options
context:
space:
mode:
authorSimon Glass <sjg@chromium.org>2020-07-07 21:32:14 -0600
committerBin Meng <bmeng.cn@gmail.com>2020-07-17 14:32:24 +0800
commit91c2f9c32ed76269b9786a6c506233e9b91bdfce (patch)
tree14de5d060315332b66350acf58885c6aa14d608b /lib/acpi
parent70303d24809599e14f97f8ef08364ac6589410f4 (diff)
acpi: Support generation of a device
Allow writing an ACPI device to the generated ACPI code. Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com> [bmeng: Fix build failures on Sandbox] Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'lib/acpi')
-rw-r--r--lib/acpi/acpigen.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/acpi/acpigen.c b/lib/acpi/acpigen.c
index 45691b7961..a66601a138 100644
--- a/lib/acpi/acpigen.c
+++ b/lib/acpi/acpigen.c
@@ -291,6 +291,13 @@ void acpigen_write_method_serialized(struct acpi_ctx *ctx, const char *name,
ACPI_METHOD_SERIALIZED_MASK);
}
+void acpigen_write_device(struct acpi_ctx *ctx, const char *name)
+{
+ acpigen_emit_ext_op(ctx, DEVICE_OP);
+ acpigen_write_len_f(ctx);
+ acpigen_emit_namestring(ctx, name);
+}
+
void acpigen_write_sta(struct acpi_ctx *ctx, uint status)
{
/* Method (_STA, 0, NotSerialized) { Return (status) } */