acpi: Support writing a string
ACPI supports storing a simple null-terminated string. Add support for
this.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
diff --git a/include/acpi/acpigen.h b/include/acpi/acpigen.h
index 9e52ec5..14b9620 100644
--- a/include/acpi/acpigen.h
+++ b/include/acpi/acpigen.h
@@ -24,6 +24,7 @@
BYTE_PREFIX = 0x0a,
WORD_PREFIX = 0x0b,
DWORD_PREFIX = 0x0c,
+ STRING_PREFIX = 0x0d,
QWORD_PREFIX = 0x0e,
PACKAGE_OP = 0x12,
};
@@ -155,4 +156,13 @@
*/
void acpigen_write_integer(struct acpi_ctx *ctx, u64 data);
+/**
+ * acpigen_write_string() - Write a string
+ *
+ * This writes a STRING_PREFIX followed by a null-terminated string
+ *
+ * @ctx: ACPI context pointer
+ * @str: String to write
+ */
+void acpigen_write_string(struct acpi_ctx *ctx, const char *str);
#endif