From: Bob Moore <robert.moore@intel.com>
Date: Mon, 28 Nov 2011 02:10:10 +0000 (+0800)
Subject: ACPICA: Add error msg for Index/Bank field registers out-of-range
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=46dfb09c024a1a92ead63b40f6993dcb5eb7d153;p=linux-beck.git

ACPICA: Add error msg for Index/Bank field registers out-of-range

Supplement the exception code with an actual message.

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>
---

diff --git a/drivers/acpi/acpica/exfldio.c b/drivers/acpi/acpica/exfldio.c
index f915a7f3f921..19df8ce66ee7 100644
--- a/drivers/acpi/acpica/exfldio.c
+++ b/drivers/acpi/acpica/exfldio.c
@@ -316,6 +316,7 @@ acpi_ex_access_region(union acpi_operand_object *obj_desc,
 static u8
 acpi_ex_register_overflow(union acpi_operand_object *obj_desc, u64 value)
 {
+	ACPI_FUNCTION_NAME(ex_register_overflow);
 
 	if (obj_desc->common_field.bit_length >= ACPI_INTEGER_BIT_SIZE) {
 		/*
@@ -330,6 +331,11 @@ acpi_ex_register_overflow(union acpi_operand_object *obj_desc, u64 value)
 		 * The Value is larger than the maximum value that can fit into
 		 * the register.
 		 */
+		ACPI_ERROR((AE_INFO,
+			    "Index value 0x%8.8X%8.8X overflows field width 0x%X",
+			    ACPI_FORMAT_UINT64(value),
+			    obj_desc->common_field.bit_length));
+
 		return (TRUE);
 	}