* POSSIBILITY OF SUCH DAMAGES.
*/
-
#include <acpi/acpi.h>
#include <acpi/acresrc.h>
#define _COMPONENT ACPI_RESOURCES
- ACPI_MODULE_NAME ("rslist")
-
+ACPI_MODULE_NAME("rslist")
/*******************************************************************************
*
*
* PARAMETERS: resource_start_byte - Byte 0 of a resource descriptor
*
- * RETURN: The Resource Type (Name) with no extraneous bits
+ * RETURN: The Resource Type with no extraneous bits
*
* DESCRIPTION: Extract the Resource Type/Name from the first byte of
* a resource descriptor.
*
******************************************************************************/
-
-u8
-acpi_rs_get_resource_type (
- u8 resource_start_byte)
+u8 acpi_rs_get_resource_type(u8 resource_start_byte)
{
- ACPI_FUNCTION_ENTRY ();
+ ACPI_FUNCTION_ENTRY();
+ /* Determine if this is a small or large resource */
- /*
- * Determine if this is a small or large resource
- */
switch (resource_start_byte & ACPI_RDESC_TYPE_MASK) {
case ACPI_RDESC_TYPE_SMALL:
- /*
- * Small Resource Type -- Only bits 6:3 are valid
- */
- return ((u8) (resource_start_byte & ACPI_RDESC_SMALL_MASK));
+ /* Small Resource Type -- Only bits 6:3 are valid */
+ return ((u8) (resource_start_byte & ACPI_RDESC_SMALL_MASK));
case ACPI_RDESC_TYPE_LARGE:
- /*
- * Large Resource Type -- All bits are valid
- */
- return (resource_start_byte);
+ /* Large Resource Type -- All bits are valid */
+ return (resource_start_byte);
default:
- /* No other types of resource descriptor */
+ /* Invalid type */
break;
}
return (0xFF);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_rs_byte_stream_to_list
******************************************************************************/
acpi_status
-acpi_rs_byte_stream_to_list (
- u8 *byte_stream_buffer,
- u32 byte_stream_buffer_length,
- u8 *output_buffer)
+acpi_rs_byte_stream_to_list(u8 * byte_stream_buffer,
+ u32 byte_stream_buffer_length, u8 * output_buffer)
{
- acpi_status status;
- acpi_size bytes_parsed = 0;
- u8 resource_type = 0;
- acpi_size bytes_consumed = 0;
- u8 *buffer = output_buffer;
- acpi_size structure_size = 0;
- u8 end_tag_processed = FALSE;
- struct acpi_resource *resource;
+ acpi_status status;
+ acpi_size bytes_parsed = 0;
+ u8 resource_type = 0;
+ acpi_size bytes_consumed = 0;
+ u8 *buffer = output_buffer;
+ acpi_size structure_size = 0;
+ u8 end_tag_processed = FALSE;
+ struct acpi_resource *resource;
- ACPI_FUNCTION_TRACE ("rs_byte_stream_to_list");
+ ACPI_FUNCTION_TRACE("rs_byte_stream_to_list");
+ while (bytes_parsed < byte_stream_buffer_length && !end_tag_processed) {
+ /* The next byte in the stream is the resource type */
- while (bytes_parsed < byte_stream_buffer_length &&
- !end_tag_processed) {
- /*
- * The next byte in the stream is the resource type
- */
- resource_type = acpi_rs_get_resource_type (*byte_stream_buffer);
+ resource_type = acpi_rs_get_resource_type(*byte_stream_buffer);
switch (resource_type) {
case ACPI_RDESC_TYPE_MEMORY_24:
/*
* 24-Bit Memory Resource
*/
- status = acpi_rs_memory24_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status = acpi_rs_memory24_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_LARGE_VENDOR:
/*
* Vendor Defined Resource
*/
- status = acpi_rs_vendor_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status = acpi_rs_vendor_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_MEMORY_32:
/*
* 32-Bit Memory Range Resource
*/
- status = acpi_rs_memory32_range_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status =
+ acpi_rs_memory32_range_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_FIXED_MEMORY_32:
/*
* 32-Bit Fixed Memory Resource
*/
- status = acpi_rs_fixed_memory32_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status =
+ acpi_rs_fixed_memory32_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_QWORD_ADDRESS_SPACE:
case ACPI_RDESC_TYPE_EXTENDED_ADDRESS_SPACE:
/*
* 64-Bit Address Resource
*/
- status = acpi_rs_address64_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status = acpi_rs_address64_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_DWORD_ADDRESS_SPACE:
/*
* 32-Bit Address Resource
*/
- status = acpi_rs_address32_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status = acpi_rs_address32_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_WORD_ADDRESS_SPACE:
/*
* 16-Bit Address Resource
*/
- status = acpi_rs_address16_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status = acpi_rs_address16_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_EXTENDED_XRUPT:
/*
* Extended IRQ
*/
- status = acpi_rs_extended_irq_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status =
+ acpi_rs_extended_irq_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_IRQ_FORMAT:
/*
* IRQ Resource
*/
- status = acpi_rs_irq_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status = acpi_rs_irq_resource(byte_stream_buffer,
+ &bytes_consumed, &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_DMA_FORMAT:
/*
* DMA Resource
*/
- status = acpi_rs_dma_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status = acpi_rs_dma_resource(byte_stream_buffer,
+ &bytes_consumed, &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_START_DEPENDENT:
/*
* Start Dependent Functions Resource
*/
- status = acpi_rs_start_depend_fns_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status =
+ acpi_rs_start_depend_fns_resource
+ (byte_stream_buffer, &bytes_consumed, &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_END_DEPENDENT:
/*
* End Dependent Functions Resource
*/
- status = acpi_rs_end_depend_fns_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status =
+ acpi_rs_end_depend_fns_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_IO_PORT:
/*
* IO Port Resource
*/
- status = acpi_rs_io_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status = acpi_rs_io_resource(byte_stream_buffer,
+ &bytes_consumed, &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_FIXED_IO_PORT:
/*
* Fixed IO Port Resource
*/
- status = acpi_rs_fixed_io_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status = acpi_rs_fixed_io_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_SMALL_VENDOR:
/*
* Vendor Specific Resource
*/
- status = acpi_rs_vendor_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status = acpi_rs_vendor_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
case ACPI_RDESC_TYPE_END_TAG:
/*
* End Tag
*/
end_tag_processed = TRUE;
- status = acpi_rs_end_tag_resource (byte_stream_buffer,
- &bytes_consumed, &buffer, &structure_size);
+ status = acpi_rs_end_tag_resource(byte_stream_buffer,
+ &bytes_consumed,
+ &buffer,
+ &structure_size);
break;
-
default:
/*
* Invalid/Unknown resource type
break;
}
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
- /*
- * Update the return value and counter
- */
+ /* Update the return value and counter */
+
bytes_parsed += bytes_consumed;
- /*
- * Set the byte stream to point to the next resource
- */
+ /* Set the byte stream to point to the next resource */
+
byte_stream_buffer += bytes_consumed;
- /*
- * Set the Buffer to the next structure
- */
- resource = ACPI_CAST_PTR (struct acpi_resource, buffer);
- resource->length = (u32) ACPI_ALIGN_RESOURCE_SIZE (resource->length);
- buffer += ACPI_ALIGN_RESOURCE_SIZE (structure_size);
+ /* Set the Buffer to the next structure */
+
+ resource = ACPI_CAST_PTR(struct acpi_resource, buffer);
+ resource->length =
+ (u32) ACPI_ALIGN_RESOURCE_SIZE(resource->length);
+ buffer += ACPI_ALIGN_RESOURCE_SIZE(structure_size);
+ }
- } /* end while */
+ /* Check the reason for exiting the while loop */
- /*
- * Check the reason for exiting the while loop
- */
if (!end_tag_processed) {
- return_ACPI_STATUS (AE_AML_NO_RESOURCE_END_TAG);
+ return_ACPI_STATUS(AE_AML_NO_RESOURCE_END_TAG);
}
- return_ACPI_STATUS (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
-
/*******************************************************************************
*
* FUNCTION: acpi_rs_list_to_byte_stream
******************************************************************************/
acpi_status
-acpi_rs_list_to_byte_stream (
- struct acpi_resource *linked_list,
- acpi_size byte_stream_size_needed,
- u8 *output_buffer)
+acpi_rs_list_to_byte_stream(struct acpi_resource *linked_list,
+ acpi_size byte_stream_size_needed,
+ u8 * output_buffer)
{
- acpi_status status;
- u8 *buffer = output_buffer;
- acpi_size bytes_consumed = 0;
- u8 done = FALSE;
-
-
- ACPI_FUNCTION_TRACE ("rs_list_to_byte_stream");
+ acpi_status status;
+ u8 *buffer = output_buffer;
+ acpi_size bytes_consumed = 0;
+ u8 done = FALSE;
+ ACPI_FUNCTION_TRACE("rs_list_to_byte_stream");
while (!done) {
switch (linked_list->id) {
/*
* IRQ Resource
*/
- status = acpi_rs_irq_stream (linked_list, &buffer, &bytes_consumed);
+ status =
+ acpi_rs_irq_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_DMA:
/*
* DMA Resource
*/
- status = acpi_rs_dma_stream (linked_list, &buffer, &bytes_consumed);
+ status =
+ acpi_rs_dma_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_START_DPF:
/*
* Start Dependent Functions Resource
*/
- status = acpi_rs_start_depend_fns_stream (linked_list,
- &buffer, &bytes_consumed);
+ status = acpi_rs_start_depend_fns_stream(linked_list,
+ &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_END_DPF:
/*
* End Dependent Functions Resource
*/
- status = acpi_rs_end_depend_fns_stream (linked_list,
- &buffer, &bytes_consumed);
+ status = acpi_rs_end_depend_fns_stream(linked_list,
+ &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_IO:
/*
* IO Port Resource
*/
- status = acpi_rs_io_stream (linked_list, &buffer, &bytes_consumed);
+ status =
+ acpi_rs_io_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_FIXED_IO:
/*
* Fixed IO Port Resource
*/
- status = acpi_rs_fixed_io_stream (linked_list, &buffer, &bytes_consumed);
+ status =
+ acpi_rs_fixed_io_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_VENDOR:
/*
* Vendor Defined Resource
*/
- status = acpi_rs_vendor_stream (linked_list, &buffer, &bytes_consumed);
+ status =
+ acpi_rs_vendor_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_END_TAG:
/*
* End Tag
*/
- status = acpi_rs_end_tag_stream (linked_list, &buffer, &bytes_consumed);
+ status =
+ acpi_rs_end_tag_stream(linked_list, &buffer,
+ &bytes_consumed);
+
+ /* An End Tag indicates the end of the Resource Template */
- /*
- * An End Tag indicates the end of the Resource Template
- */
done = TRUE;
break;
/*
* 24-Bit Memory Resource
*/
- status = acpi_rs_memory24_stream (linked_list, &buffer, &bytes_consumed);
+ status =
+ acpi_rs_memory24_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_MEM32:
/*
* 32-Bit Memory Range Resource
*/
- status = acpi_rs_memory32_range_stream (linked_list, &buffer,
- &bytes_consumed);
+ status =
+ acpi_rs_memory32_range_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_FIXED_MEM32:
/*
* 32-Bit Fixed Memory Resource
*/
- status = acpi_rs_fixed_memory32_stream (linked_list, &buffer,
- &bytes_consumed);
+ status =
+ acpi_rs_fixed_memory32_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_ADDRESS16:
/*
* 16-Bit Address Descriptor Resource
*/
- status = acpi_rs_address16_stream (linked_list, &buffer,
- &bytes_consumed);
+ status = acpi_rs_address16_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_ADDRESS32:
/*
* 32-Bit Address Descriptor Resource
*/
- status = acpi_rs_address32_stream (linked_list, &buffer,
- &bytes_consumed);
+ status = acpi_rs_address32_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_ADDRESS64:
/*
* 64-Bit Address Descriptor Resource
*/
- status = acpi_rs_address64_stream (linked_list, &buffer,
- &bytes_consumed);
+ status = acpi_rs_address64_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
case ACPI_RSTYPE_EXT_IRQ:
/*
* Extended IRQ Resource
*/
- status = acpi_rs_extended_irq_stream (linked_list, &buffer,
- &bytes_consumed);
+ status =
+ acpi_rs_extended_irq_stream(linked_list, &buffer,
+ &bytes_consumed);
break;
default:
/*
* If we get here, everything is out of sync,
- * so exit with an error
+ * so exit with an error
*/
- ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Invalid descriptor type (%X) in resource list\n",
- linked_list->id));
+ ACPI_DEBUG_PRINT((ACPI_DB_ERROR,
+ "Invalid descriptor type (%X) in resource list\n",
+ linked_list->id));
status = AE_BAD_DATA;
break;
+ }
- } /* switch (linked_list->Id) */
-
- if (ACPI_FAILURE (status)) {
- return_ACPI_STATUS (status);
+ if (ACPI_FAILURE(status)) {
+ return_ACPI_STATUS(status);
}
- /*
- * Set the Buffer to point to the open byte
- */
+ /* Set the Buffer to point to the open byte */
+
buffer += bytes_consumed;
- /*
- * Point to the next object
- */
- linked_list = ACPI_PTR_ADD (struct acpi_resource,
- linked_list, linked_list->length);
+ /* Point to the next object */
+
+ linked_list = ACPI_PTR_ADD(struct acpi_resource,
+ linked_list, linked_list->length);
}
- return_ACPI_STATUS (AE_OK);
+ return_ACPI_STATUS(AE_OK);
}
-
projects / linux-2.6 / blobdiff