Djam/u-boot
1
0
Fork 0
mirror of https://github.com/u-boot/u-boot.git synced 2025-04-17 10:24:49 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

cmd: acpi: check HW reduced flag in acpi list

Browse source 
On non x86 platforms the hardware reduce flag must be set in the FADT
table. Write an error message if the flag is missing.

Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Rebased on -next to use nomap, add hyphens:
Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Heinrich Schuchardt 2023-12-16 09:11:59 +01:00 • committed by Simon Glass
parent c5924b1cd3
commit c95ade8dcd
1 changed files with 4 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
cmd/acpi.c
View file

@ -6,6 +6,7 @@
#include <common.h>
#include <command.h>
#include <display_options.h>
#include <log.h>
#include <mapmem.h>
#include <acpi/acpi_table.h>
#include <asm/acpi_table.h>
@ -57,6 +58,9 @@ static void list_fadt(struct acpi_fadt *fadt)
dump_hdr(nomap_sysmem(fadt->x_dsdt, 0));
else if (fadt->dsdt)
dump_hdr(nomap_sysmem(fadt->dsdt, 0));
if (!IS_ENABLED(CONFIG_X86) &&
!(fadt->flags & ACPI_FADT_HW_REDUCED_ACPI))
log_err("FADT not ACPI-hardware-reduced-compliant\n");
if (fadt->header.revision >= 3 && fadt->x_firmware_ctrl)
dump_hdr(nomap_sysmem(fadt->x_firmware_ctrl, 0));
else if (fadt->firmware_ctrl)