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path: root/drivers/acpi/tables/tbrsdt.c
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Diffstat (limited to 'drivers/acpi/tables/tbrsdt.c')
-rw-r--r--drivers/acpi/tables/tbrsdt.c11
1 files changed, 8 insertions, 3 deletions
diff --git a/drivers/acpi/tables/tbrsdt.c b/drivers/acpi/tables/tbrsdt.c
index 494965229fa..abcb08c2592 100644
--- a/drivers/acpi/tables/tbrsdt.c
+++ b/drivers/acpi/tables/tbrsdt.c
@@ -78,7 +78,7 @@ acpi_status acpi_tb_verify_rsdp(struct acpi_pointer *address)
*/
status = acpi_os_map_memory(address->pointer.physical,
sizeof(struct rsdp_descriptor),
- (void *)&rsdp);
+ ACPI_CAST_PTR(void, &rsdp));
if (ACPI_FAILURE(status)) {
return_ACPI_STATUS(status);
}
@@ -95,11 +95,16 @@ acpi_status acpi_tb_verify_rsdp(struct acpi_pointer *address)
goto cleanup;
}
- /* The RSDP supplied is OK */
+ /* RSDP is ok. Init the table info */
table_info.pointer = ACPI_CAST_PTR(struct acpi_table_header, rsdp);
table_info.length = sizeof(struct rsdp_descriptor);
- table_info.allocation = ACPI_MEM_MAPPED;
+
+ if (address->pointer_type == ACPI_PHYSICAL_POINTER) {
+ table_info.allocation = ACPI_MEM_MAPPED;
+ } else {
+ table_info.allocation = ACPI_MEM_NOT_ALLOCATED;
+ }
/* Save the table pointers and allocation info */