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authorPaul Mundt <lethal@linux-sh.org>2010-07-02 13:05:10 +0900
committerPaul Mundt <lethal@linux-sh.org>2010-07-02 13:05:10 +0900
commit12462d77ec78be9fb033580b7b64ddf9d0fee44b (patch)
treea21157428d46259ed2c8a727ac12a2e658d8181a /drivers/acpi/acpica/nsinit.c
parent598ee698d9db7beb06e12f4ea9d9a5fbc03a3a77 (diff)
parent97e0214044d9f279a3d6286c9f859696ef0b7ebe (diff)
Merge branches 'sh/highmem' and 'sh/stable-updates'
Diffstat (limited to 'drivers/acpi/acpica/nsinit.c')
-rw-r--r--drivers/acpi/acpica/nsinit.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/nsinit.c b/drivers/acpi/acpica/nsinit.c
index 9bd6f050f29..4e5272c313e 100644
--- a/drivers/acpi/acpica/nsinit.c
+++ b/drivers/acpi/acpica/nsinit.c
@@ -193,6 +193,15 @@ acpi_status acpi_ns_initialize_devices(void)
acpi_ns_init_one_device, NULL, &info,
NULL);
+ /*
+ * Any _OSI requests should be completed by now. If the BIOS has
+ * requested any Windows OSI strings, we will always truncate
+ * I/O addresses to 16 bits -- for Windows compatibility.
+ */
+ if (acpi_gbl_osi_data >= ACPI_OSI_WIN_2000) {
+ acpi_gbl_truncate_io_addresses = TRUE;
+ }
+
ACPI_FREE(info.evaluate_info);
if (ACPI_FAILURE(status)) {
goto error_exit;