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authorBob Moore <robert.moore@intel.com>2011-11-28 10:10:10 +0800
committerLen Brown <len.brown@intel.com>2012-01-17 03:36:26 -0500
commit46dfb09c024a1a92ead63b40f6993dcb5eb7d153 (patch)
treeeac5ef31308e253a634002824598cfa848facd96 /drivers/acpi
parent8519bc9f1e6db43a9b95b70ef0c7b61cb36d58e4 (diff)
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>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/acpica/exfldio.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/exfldio.c b/drivers/acpi/acpica/exfldio.c
index f915a7f3f92..19df8ce66ee 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);
}