The UEFI spec does not allow ACPI tables to be in runtime services memory.
It recommends EfiACPIReclaimMemory.
Remove a superfluous check that the allocated pages are 16 byte aligned.
EFI pages are 4 KiB aligned.
Fixes: 86df34d42b05 ("efi_loader: Install ACPI configuration tables")
Signed-off-by: Heinrich Schuchardt <xypron.g...@gmx.de>
---
lib/efi_loader/efi_acpi.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/lib/efi_loader/efi_acpi.c b/lib/efi_loader/efi_acpi.c
index 585b2d2b63..a62c34009c 100644
--- a/lib/efi_loader/efi_acpi.c
+++ b/lib/efi_loader/efi_acpi.c
@@ -25,7 +25,7 @@ efi_status_t efi_acpi_register(void)
/* Reserve 64kiB page for ACPI */
ret = efi_allocate_pages(EFI_ALLOCATE_MAX_ADDRESS,
- EFI_RUNTIME_SERVICES_DATA, 16, &acpi);
+ EFI_ACPI_RECLAIM_MEMORY, 16, &acpi);
if (ret != EFI_SUCCESS)
return ret;
@@ -34,7 +34,6 @@ efi_status_t efi_acpi_register(void)
* a 4k-aligned address, so it is safe to assume that
* write_acpi_tables() will write the table at that address.
*/
- assert(!(acpi & 0xf));
write_acpi_tables(acpi);
/* And expose them to our EFI payload */
--
2.30.0
