12e2672b8SSascha Wildner /******************************************************************************
22e2672b8SSascha Wildner *
37bcb6cafSSascha Wildner * Module Name: aeregion - Handler for operation regions
42e2672b8SSascha Wildner *
52e2672b8SSascha Wildner *****************************************************************************/
62e2672b8SSascha Wildner
7b4315fc7SSascha Wildner /******************************************************************************
8b4315fc7SSascha Wildner *
9b4315fc7SSascha Wildner * 1. Copyright Notice
10b4315fc7SSascha Wildner *
11383048acSSascha Wildner * Some or all of this work - Copyright (c) 1999 - 2021, Intel Corp.
122e2672b8SSascha Wildner * All rights reserved.
132e2672b8SSascha Wildner *
14b4315fc7SSascha Wildner * 2. License
15b4315fc7SSascha Wildner *
16b4315fc7SSascha Wildner * 2.1. This is your license from Intel Corp. under its intellectual property
17b4315fc7SSascha Wildner * rights. You may have additional license terms from the party that provided
18b4315fc7SSascha Wildner * you this software, covering your right to use that party's intellectual
19b4315fc7SSascha Wildner * property rights.
20b4315fc7SSascha Wildner *
21b4315fc7SSascha Wildner * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22b4315fc7SSascha Wildner * copy of the source code appearing in this file ("Covered Code") an
23b4315fc7SSascha Wildner * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24b4315fc7SSascha Wildner * base code distributed originally by Intel ("Original Intel Code") to copy,
25b4315fc7SSascha Wildner * make derivatives, distribute, use and display any portion of the Covered
26b4315fc7SSascha Wildner * Code in any form, with the right to sublicense such rights; and
27b4315fc7SSascha Wildner *
28b4315fc7SSascha Wildner * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29b4315fc7SSascha Wildner * license (with the right to sublicense), under only those claims of Intel
30b4315fc7SSascha Wildner * patents that are infringed by the Original Intel Code, to make, use, sell,
31b4315fc7SSascha Wildner * offer to sell, and import the Covered Code and derivative works thereof
32b4315fc7SSascha Wildner * solely to the minimum extent necessary to exercise the above copyright
33b4315fc7SSascha Wildner * license, and in no event shall the patent license extend to any additions
34b4315fc7SSascha Wildner * to or modifications of the Original Intel Code. No other license or right
35b4315fc7SSascha Wildner * is granted directly or by implication, estoppel or otherwise;
36b4315fc7SSascha Wildner *
37b4315fc7SSascha Wildner * The above copyright and patent license is granted only if the following
38b4315fc7SSascha Wildner * conditions are met:
39b4315fc7SSascha Wildner *
40b4315fc7SSascha Wildner * 3. Conditions
41b4315fc7SSascha Wildner *
42b4315fc7SSascha Wildner * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43b4315fc7SSascha Wildner * Redistribution of source code of any substantial portion of the Covered
44b4315fc7SSascha Wildner * Code or modification with rights to further distribute source must include
45b4315fc7SSascha Wildner * the above Copyright Notice, the above License, this list of Conditions,
46b4315fc7SSascha Wildner * and the following Disclaimer and Export Compliance provision. In addition,
47b4315fc7SSascha Wildner * Licensee must cause all Covered Code to which Licensee contributes to
48b4315fc7SSascha Wildner * contain a file documenting the changes Licensee made to create that Covered
49b4315fc7SSascha Wildner * Code and the date of any change. Licensee must include in that file the
50b4315fc7SSascha Wildner * documentation of any changes made by any predecessor Licensee. Licensee
51b4315fc7SSascha Wildner * must include a prominent statement that the modification is derived,
52b4315fc7SSascha Wildner * directly or indirectly, from Original Intel Code.
53b4315fc7SSascha Wildner *
54b4315fc7SSascha Wildner * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55b4315fc7SSascha Wildner * Redistribution of source code of any substantial portion of the Covered
56b4315fc7SSascha Wildner * Code or modification without rights to further distribute source must
57b4315fc7SSascha Wildner * include the following Disclaimer and Export Compliance provision in the
58b4315fc7SSascha Wildner * documentation and/or other materials provided with distribution. In
59b4315fc7SSascha Wildner * addition, Licensee may not authorize further sublicense of source of any
60b4315fc7SSascha Wildner * portion of the Covered Code, and must include terms to the effect that the
61b4315fc7SSascha Wildner * license from Licensee to its licensee is limited to the intellectual
62b4315fc7SSascha Wildner * property embodied in the software Licensee provides to its licensee, and
63b4315fc7SSascha Wildner * not to intellectual property embodied in modifications its licensee may
64b4315fc7SSascha Wildner * make.
65b4315fc7SSascha Wildner *
66b4315fc7SSascha Wildner * 3.3. Redistribution of Executable. Redistribution in executable form of any
67b4315fc7SSascha Wildner * substantial portion of the Covered Code or modification must reproduce the
68b4315fc7SSascha Wildner * above Copyright Notice, and the following Disclaimer and Export Compliance
69b4315fc7SSascha Wildner * provision in the documentation and/or other materials provided with the
70b4315fc7SSascha Wildner * distribution.
71b4315fc7SSascha Wildner *
72b4315fc7SSascha Wildner * 3.4. Intel retains all right, title, and interest in and to the Original
73b4315fc7SSascha Wildner * Intel Code.
74b4315fc7SSascha Wildner *
75b4315fc7SSascha Wildner * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76b4315fc7SSascha Wildner * Intel shall be used in advertising or otherwise to promote the sale, use or
77b4315fc7SSascha Wildner * other dealings in products derived from or relating to the Covered Code
78b4315fc7SSascha Wildner * without prior written authorization from Intel.
79b4315fc7SSascha Wildner *
80b4315fc7SSascha Wildner * 4. Disclaimer and Export Compliance
81b4315fc7SSascha Wildner *
82b4315fc7SSascha Wildner * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83b4315fc7SSascha Wildner * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84b4315fc7SSascha Wildner * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85b4315fc7SSascha Wildner * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86b4315fc7SSascha Wildner * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87b4315fc7SSascha Wildner * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88b4315fc7SSascha Wildner * PARTICULAR PURPOSE.
89b4315fc7SSascha Wildner *
90b4315fc7SSascha Wildner * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91b4315fc7SSascha Wildner * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92b4315fc7SSascha Wildner * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93b4315fc7SSascha Wildner * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94b4315fc7SSascha Wildner * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95b4315fc7SSascha Wildner * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96b4315fc7SSascha Wildner * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97b4315fc7SSascha Wildner * LIMITED REMEDY.
98b4315fc7SSascha Wildner *
99b4315fc7SSascha Wildner * 4.3. Licensee shall not export, either directly or indirectly, any of this
100b4315fc7SSascha Wildner * software or system incorporating such software without first obtaining any
101b4315fc7SSascha Wildner * required license or other approval from the U. S. Department of Commerce or
102b4315fc7SSascha Wildner * any other agency or department of the United States Government. In the
103b4315fc7SSascha Wildner * event Licensee exports any such software from the United States or
104b4315fc7SSascha Wildner * re-exports any such software from a foreign destination, Licensee shall
105b4315fc7SSascha Wildner * ensure that the distribution and export/re-export of the software is in
106b4315fc7SSascha Wildner * compliance with all laws, regulations, orders, or other restrictions of the
107b4315fc7SSascha Wildner * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108b4315fc7SSascha Wildner * any of its subsidiaries will export/re-export any technical data, process,
109b4315fc7SSascha Wildner * software, or service, directly or indirectly, to any country for which the
110b4315fc7SSascha Wildner * United States government or any agency thereof requires an export license,
111b4315fc7SSascha Wildner * other governmental approval, or letter of assurance, without first obtaining
112b4315fc7SSascha Wildner * such license, approval or letter.
113b4315fc7SSascha Wildner *
114b4315fc7SSascha Wildner *****************************************************************************
115b4315fc7SSascha Wildner *
116b4315fc7SSascha Wildner * Alternatively, you may choose to be licensed under the terms of the
117b4315fc7SSascha Wildner * following license:
118b4315fc7SSascha Wildner *
1192e2672b8SSascha Wildner * Redistribution and use in source and binary forms, with or without
1202e2672b8SSascha Wildner * modification, are permitted provided that the following conditions
1212e2672b8SSascha Wildner * are met:
1222e2672b8SSascha Wildner * 1. Redistributions of source code must retain the above copyright
1232e2672b8SSascha Wildner * notice, this list of conditions, and the following disclaimer,
1242e2672b8SSascha Wildner * without modification.
1252e2672b8SSascha Wildner * 2. Redistributions in binary form must reproduce at minimum a disclaimer
1262e2672b8SSascha Wildner * substantially similar to the "NO WARRANTY" disclaimer below
1272e2672b8SSascha Wildner * ("Disclaimer") and any redistribution must be conditioned upon
1282e2672b8SSascha Wildner * including a substantially similar Disclaimer requirement for further
1292e2672b8SSascha Wildner * binary redistribution.
1302e2672b8SSascha Wildner * 3. Neither the names of the above-listed copyright holders nor the names
1312e2672b8SSascha Wildner * of any contributors may be used to endorse or promote products derived
1322e2672b8SSascha Wildner * from this software without specific prior written permission.
1332e2672b8SSascha Wildner *
134b4315fc7SSascha Wildner * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135b4315fc7SSascha Wildner * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136b4315fc7SSascha Wildner * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137b4315fc7SSascha Wildner * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138b4315fc7SSascha Wildner * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139b4315fc7SSascha Wildner * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140b4315fc7SSascha Wildner * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141b4315fc7SSascha Wildner * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142b4315fc7SSascha Wildner * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143b4315fc7SSascha Wildner * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144b4315fc7SSascha Wildner * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145b4315fc7SSascha Wildner *
146b4315fc7SSascha Wildner * Alternatively, you may choose to be licensed under the terms of the
1472e2672b8SSascha Wildner * GNU General Public License ("GPL") version 2 as published by the Free
1482e2672b8SSascha Wildner * Software Foundation.
1492e2672b8SSascha Wildner *
150b4315fc7SSascha Wildner *****************************************************************************/
1512e2672b8SSascha Wildner
1522e2672b8SSascha Wildner #include "aecommon.h"
1532e2672b8SSascha Wildner
1542e2672b8SSascha Wildner #define _COMPONENT ACPI_TOOLS
1552e2672b8SSascha Wildner ACPI_MODULE_NAME ("aeregion")
1562e2672b8SSascha Wildner
1572e2672b8SSascha Wildner
1582e2672b8SSascha Wildner static AE_DEBUG_REGIONS AeRegions;
1592e2672b8SSascha Wildner
1602e2672b8SSascha Wildner
1612e2672b8SSascha Wildner /******************************************************************************
1622e2672b8SSascha Wildner *
1632e2672b8SSascha Wildner * FUNCTION: AeRegionHandler
1642e2672b8SSascha Wildner *
1652e2672b8SSascha Wildner * PARAMETERS: Standard region handler parameters
1662e2672b8SSascha Wildner *
1672e2672b8SSascha Wildner * RETURN: Status
1682e2672b8SSascha Wildner *
1692e2672b8SSascha Wildner * DESCRIPTION: Test handler - Handles some dummy regions via memory that can
1702e2672b8SSascha Wildner * be manipulated in Ring 3. Simulates actual reads and writes.
1712e2672b8SSascha Wildner *
1722e2672b8SSascha Wildner *****************************************************************************/
1732e2672b8SSascha Wildner
1742e2672b8SSascha Wildner ACPI_STATUS
AeRegionHandler(UINT32 Function,ACPI_PHYSICAL_ADDRESS Address,UINT32 BitWidth,UINT64 * Value,void * HandlerContext,void * RegionContext)1752e2672b8SSascha Wildner AeRegionHandler (
1762e2672b8SSascha Wildner UINT32 Function,
1772e2672b8SSascha Wildner ACPI_PHYSICAL_ADDRESS Address,
1782e2672b8SSascha Wildner UINT32 BitWidth,
1792e2672b8SSascha Wildner UINT64 *Value,
1802e2672b8SSascha Wildner void *HandlerContext,
1812e2672b8SSascha Wildner void *RegionContext)
1822e2672b8SSascha Wildner {
1832e2672b8SSascha Wildner
1842e2672b8SSascha Wildner ACPI_OPERAND_OBJECT *RegionObject = ACPI_CAST_PTR (ACPI_OPERAND_OBJECT, RegionContext);
1852e2672b8SSascha Wildner UINT8 *Buffer = ACPI_CAST_PTR (UINT8, Value);
1862e2672b8SSascha Wildner UINT8 *OldBuffer;
1872e2672b8SSascha Wildner UINT8 *NewBuffer;
1882e2672b8SSascha Wildner ACPI_PHYSICAL_ADDRESS BaseAddress;
1892e2672b8SSascha Wildner ACPI_PHYSICAL_ADDRESS BaseAddressEnd;
1902e2672b8SSascha Wildner ACPI_PHYSICAL_ADDRESS RegionAddress;
1912e2672b8SSascha Wildner ACPI_PHYSICAL_ADDRESS RegionAddressEnd;
192806343b9SSascha Wildner UINT32 Length;
193806343b9SSascha Wildner UINT8 DataLength;
194806343b9SSascha Wildner UINT8 *DataBuffer;
1952e2672b8SSascha Wildner BOOLEAN BufferExists;
1962e2672b8SSascha Wildner BOOLEAN BufferResize;
1972e2672b8SSascha Wildner AE_REGION *RegionElement;
1982e2672b8SSascha Wildner void *BufferValue;
1992e2672b8SSascha Wildner ACPI_STATUS Status;
2002e2672b8SSascha Wildner UINT32 ByteWidth;
2012e2672b8SSascha Wildner UINT32 RegionLength;
2022e2672b8SSascha Wildner UINT32 i;
2032e2672b8SSascha Wildner UINT8 SpaceId;
2042e2672b8SSascha Wildner ACPI_CONNECTION_INFO *MyContext;
2052e2672b8SSascha Wildner UINT32 Value1;
2062e2672b8SSascha Wildner UINT32 Value2;
2072e2672b8SSascha Wildner ACPI_RESOURCE *Resource;
208*4898bea4SSascha Wildner char Uuid[ACPI_PRM_INPUT_BUFFER_SIZE + 1];
2092e2672b8SSascha Wildner
2102e2672b8SSascha Wildner
2112e2672b8SSascha Wildner ACPI_FUNCTION_NAME (AeRegionHandler);
2122e2672b8SSascha Wildner
213806343b9SSascha Wildner
214806343b9SSascha Wildner /* If the object is not a region, simply return */
215806343b9SSascha Wildner
2162e2672b8SSascha Wildner if (RegionObject->Region.Type != ACPI_TYPE_REGION)
2172e2672b8SSascha Wildner {
2182e2672b8SSascha Wildner return (AE_OK);
2192e2672b8SSascha Wildner }
2202e2672b8SSascha Wildner
2212e2672b8SSascha Wildner /* Check that we actually got back our context parameter */
2222e2672b8SSascha Wildner
2232e2672b8SSascha Wildner if (HandlerContext != &AeMyContext)
2242e2672b8SSascha Wildner {
225806343b9SSascha Wildner AcpiOsPrintf (
226806343b9SSascha Wildner "Region handler received incorrect context %p, should be %p\n",
2272e2672b8SSascha Wildner HandlerContext, &AeMyContext);
2282e2672b8SSascha Wildner }
2292e2672b8SSascha Wildner
2302e2672b8SSascha Wildner MyContext = ACPI_CAST_PTR (ACPI_CONNECTION_INFO, HandlerContext);
2312e2672b8SSascha Wildner
2322e2672b8SSascha Wildner /*
2332e2672b8SSascha Wildner * Find the region's address space and length before searching
2342e2672b8SSascha Wildner * the linked list.
2352e2672b8SSascha Wildner */
2362e2672b8SSascha Wildner BaseAddress = RegionObject->Region.Address;
237806343b9SSascha Wildner Length = RegionObject->Region.Length;
2382e2672b8SSascha Wildner SpaceId = RegionObject->Region.SpaceId;
2392e2672b8SSascha Wildner
240820c5b08SSascha Wildner ACPI_DEBUG_PRINT ((ACPI_DB_OPREGION,
2412afeb59bSSascha Wildner "Operation Region request on %s at 0x%X, BitWidth 0x%X, RegionLength 0x%X\n",
2422e2672b8SSascha Wildner AcpiUtGetRegionName (RegionObject->Region.SpaceId),
2432afeb59bSSascha Wildner (UINT32) Address, BitWidth, (UINT32) Length));
2442e2672b8SSascha Wildner
2452e2672b8SSascha Wildner /*
2462e2672b8SSascha Wildner * Region support can be disabled with the -do option.
2472e2672b8SSascha Wildner * We use this to support dynamically loaded tables where we pass a valid
2482e2672b8SSascha Wildner * address to the AML.
2492e2672b8SSascha Wildner */
2502e2672b8SSascha Wildner if (AcpiGbl_DbOpt_NoRegionSupport)
2512e2672b8SSascha Wildner {
2522e2672b8SSascha Wildner BufferValue = ACPI_TO_POINTER (Address);
2532e2672b8SSascha Wildner ByteWidth = (BitWidth / 8);
2542e2672b8SSascha Wildner
2552e2672b8SSascha Wildner if (BitWidth % 8)
2562e2672b8SSascha Wildner {
2572e2672b8SSascha Wildner ByteWidth += 1;
2582e2672b8SSascha Wildner }
2592e2672b8SSascha Wildner goto DoFunction;
2602e2672b8SSascha Wildner }
2612e2672b8SSascha Wildner
2622e2672b8SSascha Wildner switch (SpaceId)
2632e2672b8SSascha Wildner {
2642e2672b8SSascha Wildner case ACPI_ADR_SPACE_SYSTEM_IO:
2652e2672b8SSascha Wildner /*
2662e2672b8SSascha Wildner * For I/O space, exercise the port validation
2672e2672b8SSascha Wildner * Note: ReadPort currently always returns all ones, length=BitLength
2682e2672b8SSascha Wildner */
2692e2672b8SSascha Wildner switch (Function & ACPI_IO_MASK)
2702e2672b8SSascha Wildner {
2712e2672b8SSascha Wildner case ACPI_READ:
2722e2672b8SSascha Wildner
2732e2672b8SSascha Wildner if (BitWidth == 64)
2742e2672b8SSascha Wildner {
2752e2672b8SSascha Wildner /* Split the 64-bit request into two 32-bit requests */
2762e2672b8SSascha Wildner
2772e2672b8SSascha Wildner Status = AcpiHwReadPort (Address, &Value1, 32);
278820c5b08SSascha Wildner ACPI_CHECK_OK (AcpiHwReadPort, Status);
2792e2672b8SSascha Wildner Status = AcpiHwReadPort (Address+4, &Value2, 32);
280820c5b08SSascha Wildner ACPI_CHECK_OK (AcpiHwReadPort, Status);
2812e2672b8SSascha Wildner
2822e2672b8SSascha Wildner *Value = Value1 | ((UINT64) Value2 << 32);
2832e2672b8SSascha Wildner }
2842e2672b8SSascha Wildner else
2852e2672b8SSascha Wildner {
2862e2672b8SSascha Wildner Status = AcpiHwReadPort (Address, &Value1, BitWidth);
287820c5b08SSascha Wildner ACPI_CHECK_OK (AcpiHwReadPort, Status);
2882e2672b8SSascha Wildner *Value = (UINT64) Value1;
2892e2672b8SSascha Wildner }
2902e2672b8SSascha Wildner break;
2912e2672b8SSascha Wildner
2922e2672b8SSascha Wildner case ACPI_WRITE:
2932e2672b8SSascha Wildner
2942e2672b8SSascha Wildner if (BitWidth == 64)
2952e2672b8SSascha Wildner {
2962e2672b8SSascha Wildner /* Split the 64-bit request into two 32-bit requests */
2972e2672b8SSascha Wildner
2982e2672b8SSascha Wildner Status = AcpiHwWritePort (Address, ACPI_LODWORD (*Value), 32);
299820c5b08SSascha Wildner ACPI_CHECK_OK (AcpiHwWritePort, Status);
3002e2672b8SSascha Wildner Status = AcpiHwWritePort (Address+4, ACPI_HIDWORD (*Value), 32);
301820c5b08SSascha Wildner ACPI_CHECK_OK (AcpiHwWritePort, Status);
3022e2672b8SSascha Wildner }
3032e2672b8SSascha Wildner else
3042e2672b8SSascha Wildner {
3052e2672b8SSascha Wildner Status = AcpiHwWritePort (Address, (UINT32) *Value, BitWidth);
306820c5b08SSascha Wildner ACPI_CHECK_OK (AcpiHwWritePort, Status);
3072e2672b8SSascha Wildner }
3082e2672b8SSascha Wildner break;
3092e2672b8SSascha Wildner
3102e2672b8SSascha Wildner default:
3112e2672b8SSascha Wildner
3122e2672b8SSascha Wildner Status = AE_BAD_PARAMETER;
3132e2672b8SSascha Wildner break;
3142e2672b8SSascha Wildner }
3152e2672b8SSascha Wildner
3162e2672b8SSascha Wildner if (ACPI_FAILURE (Status))
3172e2672b8SSascha Wildner {
3182e2672b8SSascha Wildner return (Status);
3192e2672b8SSascha Wildner }
3202e2672b8SSascha Wildner
3212e2672b8SSascha Wildner /* Now go ahead and simulate the hardware */
3222e2672b8SSascha Wildner break;
3232e2672b8SSascha Wildner
3242e2672b8SSascha Wildner /*
3252e2672b8SSascha Wildner * SMBus and GenericSerialBus support the various bidirectional
3262e2672b8SSascha Wildner * protocols.
3272e2672b8SSascha Wildner */
3282e2672b8SSascha Wildner case ACPI_ADR_SPACE_SMBUS:
3292e2672b8SSascha Wildner case ACPI_ADR_SPACE_GSBUS: /* ACPI 5.0 */
3302e2672b8SSascha Wildner
331806343b9SSascha Wildner Status = AcpiExGetProtocolBufferLength ((Function >> 16), &Length);
332806343b9SSascha Wildner if (ACPI_FAILURE (Status))
3332e2672b8SSascha Wildner {
334806343b9SSascha Wildner AcpiOsPrintf ("AcpiExec: Invalid SMbus/GSbus protocol ID: 0x%X\n",
335806343b9SSascha Wildner (Function >> 16));
336806343b9SSascha Wildner return (Status);
3372e2672b8SSascha Wildner }
3382e2672b8SSascha Wildner
339806343b9SSascha Wildner /* Adjust for fixed SMBus buffer size */
3402e2672b8SSascha Wildner
341806343b9SSascha Wildner if ((SpaceId == ACPI_ADR_SPACE_SMBUS) &&
342806343b9SSascha Wildner (Length > ACPI_SMBUS_DATA_SIZE))
3432e2672b8SSascha Wildner {
344806343b9SSascha Wildner Length = ACPI_SMBUS_DATA_SIZE; /* SMBus buffer is fixed-length */
3452e2672b8SSascha Wildner }
3462e2672b8SSascha Wildner
3472e2672b8SSascha Wildner if (AcpiGbl_DisplayRegionAccess)
3482e2672b8SSascha Wildner {
3492e2672b8SSascha Wildner AcpiOsPrintf ("AcpiExec: %s "
350806343b9SSascha Wildner "%s: Attr %X Addr %.4X BaseAddr %.4X Length %.2X BitWidth %X BufLen %X\n",
3512e2672b8SSascha Wildner AcpiUtGetRegionName (SpaceId),
3522e2672b8SSascha Wildner (Function & ACPI_IO_MASK) ? "Write" : "Read ",
3532e2672b8SSascha Wildner (UINT32) (Function >> 16),
3542e2672b8SSascha Wildner (UINT32) Address, (UINT32) BaseAddress,
3552e2672b8SSascha Wildner Length, BitWidth, Buffer[1]);
3562e2672b8SSascha Wildner
3572e2672b8SSascha Wildner /* GenericSerialBus has a Connection() parameter */
3582e2672b8SSascha Wildner
359806343b9SSascha Wildner if ((SpaceId == ACPI_ADR_SPACE_GSBUS) && MyContext)
3602e2672b8SSascha Wildner {
3612e2672b8SSascha Wildner Status = AcpiBufferToResource (MyContext->Connection,
3622e2672b8SSascha Wildner MyContext->Length, &Resource);
363806343b9SSascha Wildner if (ACPI_SUCCESS (Status))
364806343b9SSascha Wildner {
365806343b9SSascha Wildner ACPI_FREE (Resource);
366806343b9SSascha Wildner }
3672e2672b8SSascha Wildner
36800ffa116SSascha Wildner AcpiOsPrintf (" [AccessLength %.2X Connection %p]",
3692e2672b8SSascha Wildner MyContext->AccessLength, MyContext->Connection);
3702e2672b8SSascha Wildner }
371806343b9SSascha Wildner
3722e2672b8SSascha Wildner AcpiOsPrintf ("\n");
3732e2672b8SSascha Wildner }
3742e2672b8SSascha Wildner
375806343b9SSascha Wildner DataBuffer = &Buffer[2];
376806343b9SSascha Wildner DataLength = (UINT8) Length;
377806343b9SSascha Wildner
3782e2672b8SSascha Wildner /* Setup the return buffer. Note: ASLTS depends on these fill values */
3792e2672b8SSascha Wildner
380806343b9SSascha Wildner if (Length == ACPI_MAX_GSBUS_DATA_SIZE)
381806343b9SSascha Wildner {
382806343b9SSascha Wildner DataLength = 0x20; /* For ASLTS only */
383806343b9SSascha Wildner }
384806343b9SSascha Wildner
3852e2672b8SSascha Wildner for (i = 0; i < Length; i++)
3862e2672b8SSascha Wildner {
387806343b9SSascha Wildner DataBuffer[i] = (UINT8) (0xA0 + i);
3882e2672b8SSascha Wildner }
3892e2672b8SSascha Wildner
390806343b9SSascha Wildner Buffer[0] = 0; /* Return Status, OK */
391806343b9SSascha Wildner Buffer[1] = DataLength; /* Length of valid data */
3922e2672b8SSascha Wildner return (AE_OK);
3932e2672b8SSascha Wildner
3942e2672b8SSascha Wildner case ACPI_ADR_SPACE_IPMI: /* ACPI 4.0 */
3952e2672b8SSascha Wildner
3962e2672b8SSascha Wildner if (AcpiGbl_DisplayRegionAccess)
3972e2672b8SSascha Wildner {
3982e2672b8SSascha Wildner AcpiOsPrintf ("AcpiExec: IPMI "
3992e2672b8SSascha Wildner "%s: Attr %X Addr %.4X BaseAddr %.4X Len %.2X Width %X BufLen %X\n",
4002e2672b8SSascha Wildner (Function & ACPI_IO_MASK) ? "Write" : "Read ",
4012e2672b8SSascha Wildner (UINT32) (Function >> 16), (UINT32) Address, (UINT32) BaseAddress,
4022e2672b8SSascha Wildner Length, BitWidth, Buffer[1]);
4032e2672b8SSascha Wildner }
4042e2672b8SSascha Wildner
4052e2672b8SSascha Wildner /*
4062e2672b8SSascha Wildner * Regardless of a READ or WRITE, this handler is passed a 66-byte
4072e2672b8SSascha Wildner * buffer in which to return the IPMI status/length/data.
4082e2672b8SSascha Wildner *
4092e2672b8SSascha Wildner * Return some example data to show use of the bidirectional buffer
4102e2672b8SSascha Wildner */
4112e2672b8SSascha Wildner Buffer[0] = 0; /* Status byte */
412806343b9SSascha Wildner Buffer[1] = ACPI_IPMI_DATA_SIZE; /* Return buffer data length */
4132e2672b8SSascha Wildner Buffer[2] = 0; /* Completion code */
4142e2672b8SSascha Wildner Buffer[3] = 0; /* Reserved */
4152e2672b8SSascha Wildner
4162e2672b8SSascha Wildner /*
4172e2672b8SSascha Wildner * Fill the 66-byte buffer with the return data.
4182e2672b8SSascha Wildner * Note: ASLTS depends on these fill values.
4192e2672b8SSascha Wildner */
420806343b9SSascha Wildner for (i = 4; i < ACPI_IPMI_BUFFER_SIZE; i++)
4212e2672b8SSascha Wildner {
4222e2672b8SSascha Wildner Buffer[i] = (UINT8) (i);
4232e2672b8SSascha Wildner }
4242e2672b8SSascha Wildner return (AE_OK);
4252e2672b8SSascha Wildner
4262e2672b8SSascha Wildner /*
4272e2672b8SSascha Wildner * GPIO has some special semantics:
4282e2672b8SSascha Wildner * 1) Address is the pin number index into the Connection() pin list
4292e2672b8SSascha Wildner * 2) BitWidth is the actual number of bits (pins) defined by the field
4302e2672b8SSascha Wildner */
4312e2672b8SSascha Wildner case ACPI_ADR_SPACE_GPIO: /* ACPI 5.0 */
4322e2672b8SSascha Wildner
4332e2672b8SSascha Wildner if (AcpiGbl_DisplayRegionAccess)
4342e2672b8SSascha Wildner {
4352e2672b8SSascha Wildner AcpiOsPrintf ("AcpiExec: GPIO "
436806343b9SSascha Wildner "%s: Address %.4X Length %X BitWidth %X Conn %p\n",
4372e2672b8SSascha Wildner (Function & ACPI_IO_MASK) ? "Write" : "Read ",
438806343b9SSascha Wildner (UINT32) Address, Length, BitWidth, MyContext->Connection);
4392e2672b8SSascha Wildner }
440806343b9SSascha Wildner
441806343b9SSascha Wildner /* Now perform the "normal" SystemMemory handling, for AcpiExec only */
442806343b9SSascha Wildner break;
4432e2672b8SSascha Wildner
44400ffa116SSascha Wildner /*
44500ffa116SSascha Wildner * PCC operation region will write the entire subspace's data and expect
44600ffa116SSascha Wildner * a response from the hardware. For acpiexec, we'll fill the buffer with
44700ffa116SSascha Wildner * default values. Note: ASLTS will depend on these values.
44800ffa116SSascha Wildner */
44900ffa116SSascha Wildner case ACPI_ADR_SPACE_PLATFORM_COMM: /* ACPI 6.3 */
450*4898bea4SSascha Wildner
45100ffa116SSascha Wildner if (AcpiGbl_DisplayRegionAccess)
45200ffa116SSascha Wildner {
45300ffa116SSascha Wildner AcpiOsPrintf ("AcpiExec: PCC Write : Addr %.4X Width %X\n",
45400ffa116SSascha Wildner (UINT32) Address, BitWidth);
45500ffa116SSascha Wildner }
45600ffa116SSascha Wildner for (i = 0; i < Length; ++i)
45700ffa116SSascha Wildner {
45800ffa116SSascha Wildner Buffer[i] = (UINT8) i;
45900ffa116SSascha Wildner }
46000ffa116SSascha Wildner return (AE_OK);
46100ffa116SSascha Wildner
462*4898bea4SSascha Wildner case ACPI_ADR_SPACE_PLATFORM_RT:
463*4898bea4SSascha Wildner
464*4898bea4SSascha Wildner AcpiOsPrintf ("Acpiexec: PRM %s invoked\n",
465*4898bea4SSascha Wildner (Function & ACPI_IO_MASK) ? "Write" : "Read ");
466*4898bea4SSascha Wildner
467*4898bea4SSascha Wildner if ((Function & ACPI_IO_MASK) == ACPI_WRITE)
468*4898bea4SSascha Wildner {
469*4898bea4SSascha Wildner AcpiUtConvertUuidToString((char *) Buffer + 10, Uuid);
470*4898bea4SSascha Wildner AcpiOsPrintf ("Mode: %u GUID: %s\n", Buffer[0], Uuid);
471*4898bea4SSascha Wildner }
472*4898bea4SSascha Wildner
473*4898bea4SSascha Wildner /* Unpack the input buffer and print the contents for debug */
474*4898bea4SSascha Wildner
475*4898bea4SSascha Wildner break;
476*4898bea4SSascha Wildner
4772e2672b8SSascha Wildner default:
4782e2672b8SSascha Wildner break;
4792e2672b8SSascha Wildner }
4802e2672b8SSascha Wildner
4812e2672b8SSascha Wildner /*
4822e2672b8SSascha Wildner * Search through the linked list for this region's buffer
4832e2672b8SSascha Wildner */
4842e2672b8SSascha Wildner BufferExists = FALSE;
4852e2672b8SSascha Wildner BufferResize = FALSE;
4862e2672b8SSascha Wildner RegionElement = AeRegions.RegionList;
4872e2672b8SSascha Wildner
4882e2672b8SSascha Wildner if (AeRegions.NumberOfRegions)
4892e2672b8SSascha Wildner {
4902e2672b8SSascha Wildner BaseAddressEnd = BaseAddress + Length - 1;
4912e2672b8SSascha Wildner while (!BufferExists && RegionElement)
4922e2672b8SSascha Wildner {
4932e2672b8SSascha Wildner RegionAddress = RegionElement->Address;
4942e2672b8SSascha Wildner RegionAddressEnd = RegionElement->Address + RegionElement->Length - 1;
4952e2672b8SSascha Wildner RegionLength = RegionElement->Length;
4962e2672b8SSascha Wildner
4972e2672b8SSascha Wildner /*
4982e2672b8SSascha Wildner * Overlapping Region Support
4992e2672b8SSascha Wildner *
5002e2672b8SSascha Wildner * While searching through the region buffer list, determine if an
5012e2672b8SSascha Wildner * overlap exists between the requested buffer space and the current
5022e2672b8SSascha Wildner * RegionElement space. If there is an overlap then replace the old
5032e2672b8SSascha Wildner * buffer with a new buffer of increased size before continuing to
5042e2672b8SSascha Wildner * do the read or write
5052e2672b8SSascha Wildner */
5062e2672b8SSascha Wildner if (RegionElement->SpaceId != SpaceId ||
5072e2672b8SSascha Wildner BaseAddressEnd < RegionAddress ||
5082e2672b8SSascha Wildner BaseAddress > RegionAddressEnd)
5092e2672b8SSascha Wildner {
5102e2672b8SSascha Wildner /*
5112e2672b8SSascha Wildner * Requested buffer is outside of the current RegionElement
5122e2672b8SSascha Wildner * bounds
5132e2672b8SSascha Wildner */
5142e2672b8SSascha Wildner RegionElement = RegionElement->NextRegion;
5152e2672b8SSascha Wildner }
5162e2672b8SSascha Wildner else
5172e2672b8SSascha Wildner {
5182e2672b8SSascha Wildner /*
5192e2672b8SSascha Wildner * Some amount of buffer space sharing exists. There are 4 cases
5202e2672b8SSascha Wildner * to consider:
5212e2672b8SSascha Wildner *
5222e2672b8SSascha Wildner * 1. Right overlap
5232e2672b8SSascha Wildner * 2. Left overlap
5242e2672b8SSascha Wildner * 3. Left and right overlap
5252e2672b8SSascha Wildner * 4. Fully contained - no resizing required
5262e2672b8SSascha Wildner */
5272e2672b8SSascha Wildner BufferExists = TRUE;
5282e2672b8SSascha Wildner
5292e2672b8SSascha Wildner if ((BaseAddress >= RegionAddress) &&
5302e2672b8SSascha Wildner (BaseAddress <= RegionAddressEnd) &&
5312e2672b8SSascha Wildner (BaseAddressEnd > RegionAddressEnd))
5322e2672b8SSascha Wildner {
5332e2672b8SSascha Wildner /* Right overlap */
5342e2672b8SSascha Wildner
5355943f66cSSascha Wildner RegionElement->Length = (UINT32) (BaseAddress -
5365943f66cSSascha Wildner RegionAddress + Length);
5372e2672b8SSascha Wildner BufferResize = TRUE;
5382e2672b8SSascha Wildner }
5392e2672b8SSascha Wildner
5402e2672b8SSascha Wildner else if ((BaseAddressEnd >= RegionAddress) &&
5412e2672b8SSascha Wildner (BaseAddressEnd <= RegionAddressEnd) &&
5422e2672b8SSascha Wildner (BaseAddress < RegionAddress))
5432e2672b8SSascha Wildner {
5442e2672b8SSascha Wildner /* Left overlap */
5452e2672b8SSascha Wildner
5462e2672b8SSascha Wildner RegionElement->Address = BaseAddress;
5475943f66cSSascha Wildner RegionElement->Length = (UINT32) (RegionAddress -
5485943f66cSSascha Wildner BaseAddress + RegionElement->Length);
5492e2672b8SSascha Wildner BufferResize = TRUE;
5502e2672b8SSascha Wildner }
5512e2672b8SSascha Wildner
5522e2672b8SSascha Wildner else if ((BaseAddress < RegionAddress) &&
5532e2672b8SSascha Wildner (BaseAddressEnd > RegionAddressEnd))
5542e2672b8SSascha Wildner {
5552e2672b8SSascha Wildner /* Left and right overlap */
5562e2672b8SSascha Wildner
5572e2672b8SSascha Wildner RegionElement->Address = BaseAddress;
5582e2672b8SSascha Wildner RegionElement->Length = Length;
5592e2672b8SSascha Wildner BufferResize = TRUE;
5602e2672b8SSascha Wildner }
5612e2672b8SSascha Wildner
5622e2672b8SSascha Wildner /*
5632e2672b8SSascha Wildner * only remaining case is fully contained for which we don't
5642e2672b8SSascha Wildner * need to do anything
5652e2672b8SSascha Wildner */
5662e2672b8SSascha Wildner if (BufferResize)
5672e2672b8SSascha Wildner {
5682e2672b8SSascha Wildner NewBuffer = AcpiOsAllocate (RegionElement->Length);
5692e2672b8SSascha Wildner if (!NewBuffer)
5702e2672b8SSascha Wildner {
5712e2672b8SSascha Wildner return (AE_NO_MEMORY);
5722e2672b8SSascha Wildner }
5732e2672b8SSascha Wildner
5742e2672b8SSascha Wildner OldBuffer = RegionElement->Buffer;
5752e2672b8SSascha Wildner RegionElement->Buffer = NewBuffer;
5762e2672b8SSascha Wildner NewBuffer = NULL;
5772e2672b8SSascha Wildner
5782e2672b8SSascha Wildner /* Initialize the region with the default fill value */
5792e2672b8SSascha Wildner
58025ca8c79SSascha Wildner memset (RegionElement->Buffer,
5812e2672b8SSascha Wildner AcpiGbl_RegionFillValue, RegionElement->Length);
5822e2672b8SSascha Wildner
5832e2672b8SSascha Wildner /*
5842e2672b8SSascha Wildner * Get BufferValue to point (within the new buffer) to the
5852e2672b8SSascha Wildner * base address of the old buffer
5862e2672b8SSascha Wildner */
5872e2672b8SSascha Wildner BufferValue = (UINT8 *) RegionElement->Buffer +
5882e2672b8SSascha Wildner (UINT64) RegionAddress -
5892e2672b8SSascha Wildner (UINT64) RegionElement->Address;
5902e2672b8SSascha Wildner
5912e2672b8SSascha Wildner /*
5922e2672b8SSascha Wildner * Copy the old buffer to its same location within the new
5932e2672b8SSascha Wildner * buffer
5942e2672b8SSascha Wildner */
59525ca8c79SSascha Wildner memcpy (BufferValue, OldBuffer, RegionLength);
5962e2672b8SSascha Wildner AcpiOsFree (OldBuffer);
5972e2672b8SSascha Wildner }
5982e2672b8SSascha Wildner }
5992e2672b8SSascha Wildner }
6002e2672b8SSascha Wildner }
6012e2672b8SSascha Wildner
6022e2672b8SSascha Wildner /*
6032e2672b8SSascha Wildner * If the Region buffer does not exist, create it now
6042e2672b8SSascha Wildner */
6052e2672b8SSascha Wildner if (!BufferExists)
6062e2672b8SSascha Wildner {
6072e2672b8SSascha Wildner /* Do the memory allocations first */
6082e2672b8SSascha Wildner
6092e2672b8SSascha Wildner RegionElement = AcpiOsAllocate (sizeof (AE_REGION));
6102e2672b8SSascha Wildner if (!RegionElement)
6112e2672b8SSascha Wildner {
6122e2672b8SSascha Wildner return (AE_NO_MEMORY);
6132e2672b8SSascha Wildner }
6142e2672b8SSascha Wildner
6152e2672b8SSascha Wildner RegionElement->Buffer = AcpiOsAllocate (Length);
6162e2672b8SSascha Wildner if (!RegionElement->Buffer)
6172e2672b8SSascha Wildner {
6182e2672b8SSascha Wildner AcpiOsFree (RegionElement);
6192e2672b8SSascha Wildner return (AE_NO_MEMORY);
6202e2672b8SSascha Wildner }
6212e2672b8SSascha Wildner
6222e2672b8SSascha Wildner /* Initialize the region with the default fill value */
6232e2672b8SSascha Wildner
62425ca8c79SSascha Wildner memset (RegionElement->Buffer, AcpiGbl_RegionFillValue, Length);
6252e2672b8SSascha Wildner
6262e2672b8SSascha Wildner RegionElement->Address = BaseAddress;
6272e2672b8SSascha Wildner RegionElement->Length = Length;
6282e2672b8SSascha Wildner RegionElement->SpaceId = SpaceId;
6292e2672b8SSascha Wildner RegionElement->NextRegion = NULL;
6302e2672b8SSascha Wildner
6312e2672b8SSascha Wildner /*
6322e2672b8SSascha Wildner * Increment the number of regions and put this one
6332e2672b8SSascha Wildner * at the head of the list as it will probably get accessed
6342e2672b8SSascha Wildner * more often anyway.
6352e2672b8SSascha Wildner */
6362e2672b8SSascha Wildner AeRegions.NumberOfRegions += 1;
6372e2672b8SSascha Wildner
6382e2672b8SSascha Wildner if (AeRegions.RegionList)
6392e2672b8SSascha Wildner {
6402e2672b8SSascha Wildner RegionElement->NextRegion = AeRegions.RegionList;
6412e2672b8SSascha Wildner }
6422e2672b8SSascha Wildner
6432e2672b8SSascha Wildner AeRegions.RegionList = RegionElement;
6442e2672b8SSascha Wildner }
6452e2672b8SSascha Wildner
6462e2672b8SSascha Wildner /* Calculate the size of the memory copy */
6472e2672b8SSascha Wildner
6482e2672b8SSascha Wildner ByteWidth = (BitWidth / 8);
6492e2672b8SSascha Wildner if (BitWidth % 8)
6502e2672b8SSascha Wildner {
6512e2672b8SSascha Wildner ByteWidth += 1;
6522e2672b8SSascha Wildner }
6532e2672b8SSascha Wildner
6542e2672b8SSascha Wildner /*
6552e2672b8SSascha Wildner * The buffer exists and is pointed to by RegionElement.
6562e2672b8SSascha Wildner * We now need to verify the request is valid and perform the operation.
6572e2672b8SSascha Wildner *
6582e2672b8SSascha Wildner * NOTE: RegionElement->Length is in bytes, therefore it we compare against
6592e2672b8SSascha Wildner * ByteWidth (see above)
6602e2672b8SSascha Wildner */
6612e2672b8SSascha Wildner if ((RegionObject->Region.SpaceId != ACPI_ADR_SPACE_GPIO) &&
6622e2672b8SSascha Wildner ((UINT64) Address + ByteWidth) >
6632e2672b8SSascha Wildner ((UINT64)(RegionElement->Address) + RegionElement->Length))
6642e2672b8SSascha Wildner {
6652e2672b8SSascha Wildner ACPI_WARNING ((AE_INFO,
666820c5b08SSascha Wildner "Request on [%4.4s] is beyond region limit "
667820c5b08SSascha Wildner "Req-0x%X+0x%X, Base=0x%X, Len-0x%X",
6682e2672b8SSascha Wildner (RegionObject->Region.Node)->Name.Ascii, (UINT32) Address,
6692e2672b8SSascha Wildner ByteWidth, (UINT32)(RegionElement->Address),
6702e2672b8SSascha Wildner RegionElement->Length));
6712e2672b8SSascha Wildner
6722e2672b8SSascha Wildner return (AE_AML_REGION_LIMIT);
6732e2672b8SSascha Wildner }
6742e2672b8SSascha Wildner
6752e2672b8SSascha Wildner /*
6762e2672b8SSascha Wildner * Get BufferValue to point to the "address" in the buffer
6772e2672b8SSascha Wildner */
6782e2672b8SSascha Wildner BufferValue = ((UINT8 *) RegionElement->Buffer +
6792e2672b8SSascha Wildner ((UINT64) Address - (UINT64) RegionElement->Address));
6802e2672b8SSascha Wildner
6812e2672b8SSascha Wildner DoFunction:
6822e2672b8SSascha Wildner /*
6832e2672b8SSascha Wildner * Perform a read or write to the buffer space
6842e2672b8SSascha Wildner */
6852e2672b8SSascha Wildner switch (Function)
6862e2672b8SSascha Wildner {
6872e2672b8SSascha Wildner case ACPI_READ:
6882e2672b8SSascha Wildner /*
6892e2672b8SSascha Wildner * Set the pointer Value to whatever is in the buffer
6902e2672b8SSascha Wildner */
69125ca8c79SSascha Wildner memcpy (Value, BufferValue, ByteWidth);
6922e2672b8SSascha Wildner break;
6932e2672b8SSascha Wildner
6942e2672b8SSascha Wildner case ACPI_WRITE:
6952e2672b8SSascha Wildner /*
6962e2672b8SSascha Wildner * Write the contents of Value to the buffer
6972e2672b8SSascha Wildner */
69825ca8c79SSascha Wildner memcpy (BufferValue, Value, ByteWidth);
6992e2672b8SSascha Wildner break;
7002e2672b8SSascha Wildner
7012e2672b8SSascha Wildner default:
7022e2672b8SSascha Wildner
7032e2672b8SSascha Wildner return (AE_BAD_PARAMETER);
7042e2672b8SSascha Wildner }
7052e2672b8SSascha Wildner
7062e2672b8SSascha Wildner if (AcpiGbl_DisplayRegionAccess)
7072e2672b8SSascha Wildner {
7082e2672b8SSascha Wildner switch (SpaceId)
7092e2672b8SSascha Wildner {
7102e2672b8SSascha Wildner case ACPI_ADR_SPACE_SYSTEM_MEMORY:
7112e2672b8SSascha Wildner
7122e2672b8SSascha Wildner AcpiOsPrintf ("AcpiExec: SystemMemory "
713806343b9SSascha Wildner "%s: Val %.8X Addr %.4X BitWidth %X [REGION: BaseAddr %.4X Len %.2X]\n",
7142e2672b8SSascha Wildner (Function & ACPI_IO_MASK) ? "Write" : "Read ",
7152e2672b8SSascha Wildner (UINT32) *Value, (UINT32) Address, BitWidth, (UINT32) BaseAddress, Length);
7162e2672b8SSascha Wildner break;
7172e2672b8SSascha Wildner
718806343b9SSascha Wildner case ACPI_ADR_SPACE_GSBUS:
719806343b9SSascha Wildner
720806343b9SSascha Wildner AcpiOsPrintf ("AcpiExec: GenericSerialBus\n");
721806343b9SSascha Wildner break;
722806343b9SSascha Wildner
7232e2672b8SSascha Wildner case ACPI_ADR_SPACE_GPIO: /* ACPI 5.0 */
7242e2672b8SSascha Wildner
7252e2672b8SSascha Wildner /* This space is required to always be ByteAcc */
7262e2672b8SSascha Wildner
7272e2672b8SSascha Wildner Status = AcpiBufferToResource (MyContext->Connection,
7282e2672b8SSascha Wildner MyContext->Length, &Resource);
7292e2672b8SSascha Wildner
7302e2672b8SSascha Wildner AcpiOsPrintf ("AcpiExec: GeneralPurposeIo "
731806343b9SSascha Wildner "%s: %.8X Addr %.4X BaseAddr %.4X Length %.2X "
732806343b9SSascha Wildner "BitWidth %X AccLen %.2X Conn %p\n",
7332e2672b8SSascha Wildner (Function & ACPI_IO_MASK) ? "Write" : "Read ", (UINT32) *Value,
7342e2672b8SSascha Wildner (UINT32) Address, (UINT32) BaseAddress, Length, BitWidth,
7352e2672b8SSascha Wildner MyContext->AccessLength, MyContext->Connection);
736806343b9SSascha Wildner if (ACPI_SUCCESS (Status))
737806343b9SSascha Wildner {
738806343b9SSascha Wildner ACPI_FREE (Resource);
739806343b9SSascha Wildner }
7402e2672b8SSascha Wildner break;
7412e2672b8SSascha Wildner
7422e2672b8SSascha Wildner default:
7432e2672b8SSascha Wildner
744806343b9SSascha Wildner AcpiOsPrintf ("AcpiExec: Region access on SpaceId %2.2X\n", SpaceId);
7452e2672b8SSascha Wildner break;
7462e2672b8SSascha Wildner }
7472e2672b8SSascha Wildner }
7482e2672b8SSascha Wildner
7492e2672b8SSascha Wildner return (AE_OK);
7502e2672b8SSascha Wildner }
751