From 3df33bda5c92a1a8b46b83ac9521fcf48a2fe50f Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Tue, 7 Jul 2020 13:11:53 -0600 Subject: acpi: Support writing a string ACPI supports storing a simple null-terminated string. Add support for this. Signed-off-by: Simon Glass Reviewed-by: Wolfgang Wallner Reviewed-by: Bin Meng --- include/acpi/acpigen.h | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'include') diff --git a/include/acpi/acpigen.h b/include/acpi/acpigen.h index 9e52ec589f5..14b96203a9d 100644 --- a/include/acpi/acpigen.h +++ b/include/acpi/acpigen.h @@ -24,6 +24,7 @@ enum { BYTE_PREFIX = 0x0a, WORD_PREFIX = 0x0b, DWORD_PREFIX = 0x0c, + STRING_PREFIX = 0x0d, QWORD_PREFIX = 0x0e, PACKAGE_OP = 0x12, }; @@ -155,4 +156,13 @@ char *acpigen_write_package(struct acpi_ctx *ctx, int nr_el); */ 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 -- cgit v1.2.3