buffer += 2;
temp8 = *buffer;
- /* Values 0-2 are valid */
+ /* Values 0-2 and 0xC0-0xFF are valid */
- if (temp8 > 2) {
+ if ((temp8 > 2) && (temp8 < 0xC0)) {
return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE);
}
- output_struct->data.address16.resource_type = temp8 & 0x03;
+ output_struct->data.address16.resource_type = temp8;
/*
* Get the General Flags (Byte4)
buffer += 2;
temp8 = *buffer;
- /* Values 0-2 are valid */
- if(temp8 > 2) {
+ /* Values 0-2 and 0xC0-0xFF are valid */
+
+ if ((temp8 > 2) && (temp8 < 0xC0)) {
return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE);
}
- output_struct->data.address32.resource_type = temp8 & 0x03;
+ output_struct->data.address32.resource_type = temp8;
/*
* Get the General Flags (Byte4)
struct acpi_resource *output_struct = (void *) *output_buffer;
u16 temp16;
u8 temp8;
+ u8 resource_type;
u8 *temp_ptr;
acpi_size struct_size;
u32 index;
buffer = byte_stream_buffer;
struct_size = ACPI_SIZEOF_RESOURCE (struct acpi_resource_address64);
+ resource_type = *buffer;
/*
* Point past the Descriptor to get the number of bytes consumed
buffer += 2;
temp8 = *buffer;
- /* Values 0-2 are valid */
+ /* Values 0-2 and 0xC0-0xFF are valid */
- if(temp8 > 2) {
+ if ((temp8 > 2) && (temp8 < 0xC0)) {
return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE);
}
- output_struct->data.address64.resource_type = temp8 & 0x03;
+ output_struct->data.address64.resource_type = temp8;
/*
* Get the General Flags (Byte4)
}
}
+ if (resource_type == ACPI_RDESC_TYPE_EXTENDED_ADDRESS_SPACE) {
+ /* Move past revision_id and Reserved byte */
+
+ buffer += 2;
+ }
+
/*
- * Get Granularity (Bytes 6-13)
+ * Get Granularity (Bytes 6-13) or (Bytes 8-15)
*/
buffer += 1;
ACPI_MOVE_64_TO_64 (&output_struct->data.address64.granularity, buffer);
/*
- * Get min_address_range (Bytes 14-21)
+ * Get min_address_range (Bytes 14-21) or (Bytes 16-23)
*/
buffer += 8;
ACPI_MOVE_64_TO_64 (&output_struct->data.address64.min_address_range, buffer);
/*
- * Get max_address_range (Bytes 22-29)
+ * Get max_address_range (Bytes 22-29) or (Bytes 24-31)
*/
buffer += 8;
ACPI_MOVE_64_TO_64 (&output_struct->data.address64.max_address_range, buffer);
/*
- * Get address_translation_offset (Bytes 30-37)
+ * Get address_translation_offset (Bytes 30-37) or (Bytes 32-39)
*/
buffer += 8;
ACPI_MOVE_64_TO_64 (&output_struct->data.address64.address_translation_offset, buffer);
/*
- * Get address_length (Bytes 38-45)
+ * Get address_length (Bytes 38-45) or (Bytes 40-47)
*/
buffer += 8;
ACPI_MOVE_64_TO_64 (&output_struct->data.address64.address_length, buffer);
- /*
- * Resource Source Index (if present)
- */
- buffer += 8;
+ output_struct->data.address64.resource_source.index = 0x00;
+ output_struct->data.address64.resource_source.string_length = 0;
+ output_struct->data.address64.resource_source.string_ptr = NULL;
- /*
- * This will leave us pointing to the Resource Source Index
- * If it is present, then save it off and calculate the
- * pointer to where the null terminated string goes:
- * Each Interrupt takes 32-bits + the 5 bytes of the
- * stream that are default.
- *
- * Note: Some resource descriptors will have an additional null, so
- * we add 1 to the length.
- */
- if (*bytes_consumed > (46 + 1)) {
- /* Dereference the Index */
+ if (resource_type == ACPI_RDESC_TYPE_EXTENDED_ADDRESS_SPACE) {
+ /* Get type_specific_attribute (Bytes 48-55) */
- temp8 = *buffer;
- output_struct->data.address64.resource_source.index =
- (u32) temp8;
+ buffer += 8;
+ ACPI_MOVE_64_TO_64 (&output_struct->data.address64.type_specific_attributes, buffer);
+ }
+ else {
+ output_struct->data.address64.type_specific_attributes = 0;
- /* Point to the String */
+ /*
+ * Resource Source Index (if present)
+ */
+ buffer += 8;
- buffer += 1;
+ /*
+ * This will leave us pointing to the Resource Source Index
+ * If it is present, then save it off and calculate the
+ * pointer to where the null terminated string goes:
+ * Each Interrupt takes 32-bits + the 5 bytes of the
+ * stream that are default.
+ *
+ * Note: Some resource descriptors will have an additional null, so
+ * we add 1 to the length.
+ */
+ if (*bytes_consumed > (46 + 1)) {
+ /* Dereference the Index */
- /* Point the String pointer to the end of this structure */
+ temp8 = *buffer;
+ output_struct->data.address64.resource_source.index =
+ (u32) temp8;
- output_struct->data.address64.resource_source.string_ptr =
- (char *)((u8 *)output_struct + struct_size);
+ /* Point to the String */
- temp_ptr = (u8 *) output_struct->data.address64.resource_source.string_ptr;
+ buffer += 1;
- /* Copy the string into the buffer */
+ /* Point the String pointer to the end of this structure */
- index = 0;
- while (0x00 != *buffer) {
- *temp_ptr = *buffer;
+ output_struct->data.address64.resource_source.string_ptr =
+ (char *)((u8 *)output_struct + struct_size);
- temp_ptr += 1;
- buffer += 1;
- index += 1;
- }
+ temp_ptr = (u8 *) output_struct->data.address64.resource_source.string_ptr;
- /*
- * Add the terminating null
- */
- *temp_ptr = 0x00;
- output_struct->data.address64.resource_source.string_length = index + 1;
+ /* Copy the string into the buffer */
- /*
- * In order for the struct_size to fall on a 32-bit boundary,
- * calculate the length of the string and expand the
- * struct_size to the next 32-bit boundary.
- */
- temp8 = (u8) (index + 1);
- struct_size += ACPI_ROUND_UP_to_32_bITS (temp8);
- }
- else {
- output_struct->data.address64.resource_source.index = 0x00;
- output_struct->data.address64.resource_source.string_length = 0;
- output_struct->data.address64.resource_source.string_ptr = NULL;
+ index = 0;
+ while (0x00 != *buffer) {
+ *temp_ptr = *buffer;
+
+ temp_ptr += 1;
+ buffer += 1;
+ index += 1;
+ }
+
+ /*
+ * Add the terminating null
+ */
+ *temp_ptr = 0x00;
+ output_struct->data.address64.resource_source.string_length = index + 1;
+
+ /*
+ * In order for the struct_size to fall on a 32-bit boundary,
+ * calculate the length of the string and expand the
+ * struct_size to the next 32-bit boundary.
+ */
+ temp8 = (u8) (index + 1);
+ struct_size += ACPI_ROUND_UP_to_32_bITS (temp8);
+ }
}
/*
git://git.onelab.eu / linux-2.6.git / blobdiff