On 4/3/25 07:53, Ilias Apalodimas wrote:
On Thu, 3 Apr 2025 at 08:34, Ilias Apalodimas
<ilias.apalodi...@linaro.org> wrote:

The end of the ACPI table is set to 'addr' instead of 'end'. The ACPI
code for QEMU relies on those values to mark memory as 'ACPI Reclaim'
and as a result the ACPI RSDP ends up in Boot services Data.

Reported-by: bj...@kernel.org

I obviously messed up my reported-by...

Reported-by: Björn Töpel <bj...@kernel.org>
Reviewed-by: Heinrich Schuchardt <xypron.g...@gmx.de>


Fixes: commit 638cc363484b ("acpi: enable writing ACPI tables on QEMU")
Signed-off-by: Ilias Apalodimas <ilias.apalodi...@linaro.org>
---
  drivers/misc/qfw_acpi.c | 2 +-
  1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/misc/qfw_acpi.c b/drivers/misc/qfw_acpi.c
index 0d0cf7646890..77cebae5e3fd 100644
--- a/drivers/misc/qfw_acpi.c
+++ b/drivers/misc/qfw_acpi.c
@@ -305,7 +305,7 @@ static int evt_write_acpi_tables(void)
         /* Generate ACPI tables */
         end = write_acpi_tables(addr);
         gd->arch.table_start = addr;
-       gd->arch.table_end = addr;
+       gd->arch.table_end = end;

         return 0;
  }
--
2.49.0


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