ACPICA: Add error msg for unsupported I/O requests (not 8/16/32 bit l…

…ength) Found during ACPICA debugging. Signed-off-by: Bob Moore <robert.moore@intel.com> Signed-off-by: Lin Ming <ming.m.lin@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
git-mirror · Jan 17, 2012 · 8519bc9 · 8519bc9
1 parent 8931d9e
commit 8519bc9
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/drivers/acpi/acpica/hwvalid.c b/drivers/acpi/acpica/hwvalid.c
@@ -134,6 +134,8 @@ acpi_hw_validate_io_request(acpi_io_address address, u32 bit_width)
 	/* Supported widths are 8/16/32 */
 
 	if ((bit_width != 8) && (bit_width != 16) && (bit_width != 32)) {
+		ACPI_ERROR((AE_INFO,
+			    "Bad BitWidth parameter: %8.8X", bit_width));
 		return AE_BAD_PARAMETER;
 	}