diff options
author | Simon Glass <sjg@chromium.org> | 2020-04-26 09:19:46 -0600 |
---|---|---|
committer | Bin Meng <bmeng.cn@gmail.com> | 2020-04-30 17:16:12 +0800 |
commit | 93f7f82782cb3d2bd55215ce984887efc6cddfed (patch) | |
tree | 6dede3cc6b74da87d67b67cffd6675de6bf03b15 /lib/acpi | |
parent | fa04cef6443eab008b99f6439ec8a3b9939253b4 (diff) |
acpi: Add a method to write tables for a device
A device may want to write out ACPI tables to describe itself to Linux.
Add a method to permit this.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Diffstat (limited to 'lib/acpi')
-rw-r--r-- | lib/acpi/acpi_table.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/lib/acpi/acpi_table.c b/lib/acpi/acpi_table.c index 4633dcb948..372f19b16d 100644 --- a/lib/acpi/acpi_table.c +++ b/lib/acpi/acpi_table.c @@ -9,9 +9,8 @@ #include <acpi/acpi_table.h> #include <dm.h> #include <cpu.h> +#include <version.h> -/* Temporary change to ensure bisectability */ -#ifndef CONFIG_SANDBOX int acpi_create_dmar(struct acpi_dmar *dmar, enum dmar_flags flags) { struct acpi_table_header *header = &dmar->header; @@ -37,7 +36,6 @@ int acpi_create_dmar(struct acpi_dmar *dmar, enum dmar_flags flags) return 0; } -#endif int acpi_get_table_revision(enum acpi_tables table) { @@ -91,3 +89,12 @@ int acpi_get_table_revision(enum acpi_tables table) return -EINVAL; } } + +void acpi_fill_header(struct acpi_table_header *header, char *signature) +{ + memcpy(header->signature, signature, 4); + memcpy(header->oem_id, OEM_ID, 6); + memcpy(header->oem_table_id, OEM_TABLE_ID, 8); + header->oem_revision = U_BOOT_BUILD_DATE; + memcpy(header->aslc_id, ASLC_ID, 4); +} |