diff options
| author | Mike Gerdts <mike.gerdts@joyent.com> | 2018-01-18 15:37:09 +0000 |
|---|---|---|
| committer | Mike Gerdts <mike.gerdts@joyent.com> | 2018-02-13 16:56:03 +0000 |
| commit | ed0e03ac24c4a80fc1dca6c059801da8356cd81a (patch) | |
| tree | 9b520f8bd6948b706dd7363726f44942659fa74c /usr/src/uts/intel/io/acpica/hardware/hwvalid.c | |
| parent | 59e5084aaf2a76c156e349393b383154de8f2e16 (diff) | |
| download | illumos-joyent-ed0e03ac24c4a80fc1dca6c059801da8356cd81a.tar.gz | |
OS-6465 add iasl
Reviewed by: Patrick Mooney <patrick.mooney@joyent.com>
Reviewed by: Jerry Jelinek <jerry.jelinek@joyent.com>
Approvced by: Jerry Jelinek <jerry.jelinek@joyent.com>
Diffstat (limited to 'usr/src/uts/intel/io/acpica/hardware/hwvalid.c')
| -rw-r--r-- | usr/src/uts/intel/io/acpica/hardware/hwvalid.c | 363 |
1 files changed, 0 insertions, 363 deletions
diff --git a/usr/src/uts/intel/io/acpica/hardware/hwvalid.c b/usr/src/uts/intel/io/acpica/hardware/hwvalid.c deleted file mode 100644 index 64507d0418..0000000000 --- a/usr/src/uts/intel/io/acpica/hardware/hwvalid.c +++ /dev/null @@ -1,363 +0,0 @@ -/****************************************************************************** - * - * Module Name: hwvalid - I/O request validation - * - *****************************************************************************/ - -/* - * Copyright (C) 2000 - 2016, Intel Corp. - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions, and the following disclaimer, - * without modification. - * 2. Redistributions in binary form must reproduce at minimum a disclaimer - * substantially similar to the "NO WARRANTY" disclaimer below - * ("Disclaimer") and any redistribution must be conditioned upon - * including a substantially similar Disclaimer requirement for further - * binary redistribution. - * 3. Neither the names of the above-listed copyright holders nor the names - * of any contributors may be used to endorse or promote products derived - * from this software without specific prior written permission. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - * - * NO WARRANTY - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR - * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT - * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, - * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING - * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGES. - */ - -#include "acpi.h" -#include "accommon.h" - -#define _COMPONENT ACPI_HARDWARE - ACPI_MODULE_NAME ("hwvalid") - -/* Local prototypes */ - -static ACPI_STATUS -AcpiHwValidateIoRequest ( - ACPI_IO_ADDRESS Address, - UINT32 BitWidth); - - -/* - * Protected I/O ports. Some ports are always illegal, and some are - * conditionally illegal. This table must remain ordered by port address. - * - * The table is used to implement the Microsoft port access rules that - * first appeared in Windows XP. Some ports are always illegal, and some - * ports are only illegal if the BIOS calls _OSI with a WinXP string or - * later (meaning that the BIOS itelf is post-XP.) - * - * This provides ACPICA with the desired port protections and - * Microsoft compatibility. - * - * Description of port entries: - * DMA: DMA controller - * PIC0: Programmable Interrupt Controller (8259A) - * PIT1: System Timer 1 - * PIT2: System Timer 2 failsafe - * RTC: Real-time clock - * CMOS: Extended CMOS - * DMA1: DMA 1 page registers - * DMA1L: DMA 1 Ch 0 low page - * DMA2: DMA 2 page registers - * DMA2L: DMA 2 low page refresh - * ARBC: Arbitration control - * SETUP: Reserved system board setup - * POS: POS channel select - * PIC1: Cascaded PIC - * IDMA: ISA DMA - * ELCR: PIC edge/level registers - * PCI: PCI configuration space - */ -static const ACPI_PORT_INFO AcpiProtectedPorts[] = -{ - {"DMA", 0x0000, 0x000F, ACPI_OSI_WIN_XP}, - {"PIC0", 0x0020, 0x0021, ACPI_ALWAYS_ILLEGAL}, - {"PIT1", 0x0040, 0x0043, ACPI_OSI_WIN_XP}, - {"PIT2", 0x0048, 0x004B, ACPI_OSI_WIN_XP}, - {"RTC", 0x0070, 0x0071, ACPI_OSI_WIN_XP}, - {"CMOS", 0x0074, 0x0076, ACPI_OSI_WIN_XP}, - {"DMA1", 0x0081, 0x0083, ACPI_OSI_WIN_XP}, - {"DMA1L", 0x0087, 0x0087, ACPI_OSI_WIN_XP}, - {"DMA2", 0x0089, 0x008B, ACPI_OSI_WIN_XP}, - {"DMA2L", 0x008F, 0x008F, ACPI_OSI_WIN_XP}, - {"ARBC", 0x0090, 0x0091, ACPI_OSI_WIN_XP}, - {"SETUP", 0x0093, 0x0094, ACPI_OSI_WIN_XP}, - {"POS", 0x0096, 0x0097, ACPI_OSI_WIN_XP}, - {"PIC1", 0x00A0, 0x00A1, ACPI_ALWAYS_ILLEGAL}, - {"IDMA", 0x00C0, 0x00DF, ACPI_OSI_WIN_XP}, - {"ELCR", 0x04D0, 0x04D1, ACPI_ALWAYS_ILLEGAL}, - {"PCI", 0x0CF8, 0x0CFF, ACPI_OSI_WIN_XP} -}; - -#define ACPI_PORT_INFO_ENTRIES ACPI_ARRAY_LENGTH (AcpiProtectedPorts) - - -/****************************************************************************** - * - * FUNCTION: AcpiHwValidateIoRequest - * - * PARAMETERS: Address Address of I/O port/register - * BitWidth Number of bits (8,16,32) - * - * RETURN: Status - * - * DESCRIPTION: Validates an I/O request (address/length). Certain ports are - * always illegal and some ports are only illegal depending on - * the requests the BIOS AML code makes to the predefined - * _OSI method. - * - ******************************************************************************/ - -static ACPI_STATUS -AcpiHwValidateIoRequest ( - ACPI_IO_ADDRESS Address, - UINT32 BitWidth) -{ - UINT32 i; - UINT32 ByteWidth; - ACPI_IO_ADDRESS LastAddress; - const ACPI_PORT_INFO *PortInfo; - - - ACPI_FUNCTION_TRACE (HwValidateIoRequest); - - - /* Supported widths are 8/16/32 */ - - if ((BitWidth != 8) && - (BitWidth != 16) && - (BitWidth != 32)) - { - ACPI_ERROR ((AE_INFO, - "Bad BitWidth parameter: %8.8X", BitWidth)); - return (AE_BAD_PARAMETER); - } - - PortInfo = AcpiProtectedPorts; - ByteWidth = ACPI_DIV_8 (BitWidth); - LastAddress = Address + ByteWidth - 1; - - ACPI_DEBUG_PRINT ((ACPI_DB_IO, "Address %8.8X%8.8X LastAddress %8.8X%8.8X Length %X", - ACPI_FORMAT_UINT64 (Address), ACPI_FORMAT_UINT64 (LastAddress), - ByteWidth)); - - /* Maximum 16-bit address in I/O space */ - - if (LastAddress > ACPI_UINT16_MAX) - { - ACPI_ERROR ((AE_INFO, - "Illegal I/O port address/length above 64K: %8.8X%8.8X/0x%X", - ACPI_FORMAT_UINT64 (Address), ByteWidth)); - return_ACPI_STATUS (AE_LIMIT); - } - - /* Exit if requested address is not within the protected port table */ - - if (Address > AcpiProtectedPorts[ACPI_PORT_INFO_ENTRIES - 1].End) - { - return_ACPI_STATUS (AE_OK); - } - - /* Check request against the list of protected I/O ports */ - - for (i = 0; i < ACPI_PORT_INFO_ENTRIES; i++, PortInfo++) - { - /* - * Check if the requested address range will write to a reserved - * port. Four cases to consider: - * - * 1) Address range is contained completely in the port address range - * 2) Address range overlaps port range at the port range start - * 3) Address range overlaps port range at the port range end - * 4) Address range completely encompasses the port range - */ - if ((Address <= PortInfo->End) && (LastAddress >= PortInfo->Start)) - { - /* Port illegality may depend on the _OSI calls made by the BIOS */ - - if (AcpiGbl_OsiData >= PortInfo->OsiDependency) - { - ACPI_DEBUG_PRINT ((ACPI_DB_IO, - "Denied AML access to port 0x%8.8X%8.8X/%X (%s 0x%.4X-0x%.4X)", - ACPI_FORMAT_UINT64 (Address), ByteWidth, PortInfo->Name, - PortInfo->Start, PortInfo->End)); - - return_ACPI_STATUS (AE_AML_ILLEGAL_ADDRESS); - } - } - - /* Finished if address range ends before the end of this port */ - - if (LastAddress <= PortInfo->End) - { - break; - } - } - - return_ACPI_STATUS (AE_OK); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiHwReadPort - * - * PARAMETERS: Address Address of I/O port/register to read - * Value Where value is placed - * Width Number of bits - * - * RETURN: Status and value read from port - * - * DESCRIPTION: Read data from an I/O port or register. This is a front-end - * to AcpiOsReadPort that performs validation on both the port - * address and the length. - * - *****************************************************************************/ - -ACPI_STATUS -AcpiHwReadPort ( - ACPI_IO_ADDRESS Address, - UINT32 *Value, - UINT32 Width) -{ - ACPI_STATUS Status; - UINT32 OneByte; - UINT32 i; - - - /* Truncate address to 16 bits if requested */ - - if (AcpiGbl_TruncateIoAddresses) - { - Address &= ACPI_UINT16_MAX; - } - - /* Validate the entire request and perform the I/O */ - - Status = AcpiHwValidateIoRequest (Address, Width); - if (ACPI_SUCCESS (Status)) - { - Status = AcpiOsReadPort (Address, Value, Width); - return (Status); - } - - if (Status != AE_AML_ILLEGAL_ADDRESS) - { - return (Status); - } - - /* - * There has been a protection violation within the request. Fall - * back to byte granularity port I/O and ignore the failing bytes. - * This provides Windows compatibility. - */ - for (i = 0, *Value = 0; i < Width; i += 8) - { - /* Validate and read one byte */ - - if (AcpiHwValidateIoRequest (Address, 8) == AE_OK) - { - Status = AcpiOsReadPort (Address, &OneByte, 8); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - - *Value |= (OneByte << i); - } - - Address++; - } - - return (AE_OK); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiHwWritePort - * - * PARAMETERS: Address Address of I/O port/register to write - * Value Value to write - * Width Number of bits - * - * RETURN: Status - * - * DESCRIPTION: Write data to an I/O port or register. This is a front-end - * to AcpiOsWritePort that performs validation on both the port - * address and the length. - * - *****************************************************************************/ - -ACPI_STATUS -AcpiHwWritePort ( - ACPI_IO_ADDRESS Address, - UINT32 Value, - UINT32 Width) -{ - ACPI_STATUS Status; - UINT32 i; - - - /* Truncate address to 16 bits if requested */ - - if (AcpiGbl_TruncateIoAddresses) - { - Address &= ACPI_UINT16_MAX; - } - - /* Validate the entire request and perform the I/O */ - - Status = AcpiHwValidateIoRequest (Address, Width); - if (ACPI_SUCCESS (Status)) - { - Status = AcpiOsWritePort (Address, Value, Width); - return (Status); - } - - if (Status != AE_AML_ILLEGAL_ADDRESS) - { - return (Status); - } - - /* - * There has been a protection violation within the request. Fall - * back to byte granularity port I/O and ignore the failing bytes. - * This provides Windows compatibility. - */ - for (i = 0; i < Width; i += 8) - { - /* Validate and write one byte */ - - if (AcpiHwValidateIoRequest (Address, 8) == AE_OK) - { - Status = AcpiOsWritePort (Address, (Value >> i) & 0xFF, 8); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - } - - Address++; - } - - return (AE_OK); -} |
