diff options
Diffstat (limited to 'sys/contrib/dev/acpica/Subsystem/Hardware')
| -rw-r--r-- | sys/contrib/dev/acpica/Subsystem/Hardware/hwacpi.c | 446 | ||||
| -rw-r--r-- | sys/contrib/dev/acpica/Subsystem/Hardware/hwcpu32.c | 837 | ||||
| -rw-r--r-- | sys/contrib/dev/acpica/Subsystem/Hardware/hwgpe.c | 301 | ||||
| -rw-r--r-- | sys/contrib/dev/acpica/Subsystem/Hardware/hwregs.c | 1140 | ||||
| -rw-r--r-- | sys/contrib/dev/acpica/Subsystem/Hardware/hwsleep.c | 295 | ||||
| -rw-r--r-- | sys/contrib/dev/acpica/Subsystem/Hardware/hwtimer.c | 307 | ||||
| -rw-r--r-- | sys/contrib/dev/acpica/Subsystem/Hardware/hwxface.c | 737 |
7 files changed, 0 insertions, 4063 deletions
diff --git a/sys/contrib/dev/acpica/Subsystem/Hardware/hwacpi.c b/sys/contrib/dev/acpica/Subsystem/Hardware/hwacpi.c deleted file mode 100644 index d8b5f10f4182a..0000000000000 --- a/sys/contrib/dev/acpica/Subsystem/Hardware/hwacpi.c +++ /dev/null @@ -1,446 +0,0 @@ - -/****************************************************************************** - * - * Module Name: hwacpi - ACPI Hardware Initialization/Mode Interface - * $Revision: 36 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. - * All rights reserved. - * - * 2. License - * - * 2.1. This is your license from Intel Corp. under its intellectual property - * rights. You may have additional license terms from the party that provided - * you this software, covering your right to use that party's intellectual - * property rights. - * - * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a - * copy of the source code appearing in this file ("Covered Code") an - * irrevocable, perpetual, worldwide license under Intel's copyrights in the - * base code distributed originally by Intel ("Original Intel Code") to copy, - * make derivatives, distribute, use and display any portion of the Covered - * Code in any form, with the right to sublicense such rights; and - * - * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent - * license (with the right to sublicense), under only those claims of Intel - * patents that are infringed by the Original Intel Code, to make, use, sell, - * offer to sell, and import the Covered Code and derivative works thereof - * solely to the minimum extent necessary to exercise the above copyright - * license, and in no event shall the patent license extend to any additions - * to or modifications of the Original Intel Code. No other license or right - * is granted directly or by implication, estoppel or otherwise; - * - * The above copyright and patent license is granted only if the following - * conditions are met: - * - * 3. Conditions - * - * 3.1. Redistribution of Source with Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification with rights to further distribute source must include - * the above Copyright Notice, the above License, this list of Conditions, - * and the following Disclaimer and Export Compliance provision. In addition, - * Licensee must cause all Covered Code to which Licensee contributes to - * contain a file documenting the changes Licensee made to create that Covered - * Code and the date of any change. Licensee must include in that file the - * documentation of any changes made by any predecessor Licensee. Licensee - * must include a prominent statement that the modification is derived, - * directly or indirectly, from Original Intel Code. - * - * 3.2. Redistribution of Source with no Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification without rights to further distribute source must - * include the following Disclaimer and Export Compliance provision in the - * documentation and/or other materials provided with distribution. In - * addition, Licensee may not authorize further sublicense of source of any - * portion of the Covered Code, and must include terms to the effect that the - * license from Licensee to its licensee is limited to the intellectual - * property embodied in the software Licensee provides to its licensee, and - * not to intellectual property embodied in modifications its licensee may - * make. - * - * 3.3. Redistribution of Executable. Redistribution in executable form of any - * substantial portion of the Covered Code or modification must reproduce the - * above Copyright Notice, and the following Disclaimer and Export Compliance - * provision in the documentation and/or other materials provided with the - * distribution. - * - * 3.4. Intel retains all right, title, and interest in and to the Original - * Intel Code. - * - * 3.5. Neither the name Intel nor any other trademark owned or controlled by - * Intel shall be used in advertising or otherwise to promote the sale, use or - * other dealings in products derived from or relating to the Covered Code - * without prior written authorization from Intel. - * - * 4. Disclaimer and Export Compliance - * - * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED - * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE - * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, - * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY - * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY - * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A - * PARTICULAR PURPOSE. - * - * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES - * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR - * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, - * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY - * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL - * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS - * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY - * LIMITED REMEDY. - * - * 4.3. Licensee shall not export, either directly or indirectly, any of this - * software or system incorporating such software without first obtaining any - * required license or other approval from the U. S. Department of Commerce or - * any other agency or department of the United States Government. In the - * event Licensee exports any such software from the United States or - * re-exports any such software from a foreign destination, Licensee shall - * ensure that the distribution and export/re-export of the software is in - * compliance with all laws, regulations, orders, or other restrictions of the - * U.S. Export Administration Regulations. Licensee agrees that neither it nor - * any of its subsidiaries will export/re-export any technical data, process, - * software, or service, directly or indirectly, to any country for which the - * United States government or any agency thereof requires an export license, - * other governmental approval, or letter of assurance, without first obtaining - * such license, approval or letter. - * - *****************************************************************************/ - -#define __HWACPI_C__ - -#include "acpi.h" -#include "achware.h" - - -#define _COMPONENT HARDWARE - MODULE_NAME ("hwacpi") - - -/****************************************************************************** - * - * FUNCTION: AcpiHwInitialize - * - * PARAMETERS: None - * - * RETURN: Status - * - * DESCRIPTION: Initialize and validate various ACPI registers - * - ******************************************************************************/ - -ACPI_STATUS -AcpiHwInitialize ( - void) -{ - ACPI_STATUS Status = AE_OK; - UINT32 Index; - - - FUNCTION_TRACE ("HwInitialize"); - - - /* We must have the ACPI tables by the time we get here */ - - if (!AcpiGbl_FADT) - { - AcpiGbl_RestoreAcpiChipset = FALSE; - - DEBUG_PRINT (ACPI_ERROR, ("HwInitialize: No FADT!\n")); - - return_ACPI_STATUS (AE_NO_ACPI_TABLES); - } - - /* Must support *some* mode! */ -/* - if (!(SystemFlags & SYS_MODES_MASK)) - { - RestoreAcpiChipset = FALSE; - - DEBUG_PRINT (ACPI_ERROR, - ("CmHardwareInitialize: Supported modes uninitialized!\n")); - return_ACPI_STATUS (AE_ERROR); - } - -*/ - - - switch (AcpiGbl_SystemFlags & SYS_MODES_MASK) - { - /* Identify current ACPI/legacy mode */ - - case (SYS_MODE_ACPI): - - AcpiGbl_OriginalMode = SYS_MODE_ACPI; - DEBUG_PRINT (ACPI_INFO, ("System supports ACPI mode only.\n")); - break; - - - case (SYS_MODE_LEGACY): - - AcpiGbl_OriginalMode = SYS_MODE_LEGACY; - DEBUG_PRINT (ACPI_INFO, - ("Tables loaded from buffer, hardware assumed to support LEGACY mode only.\n")); - break; - - - case (SYS_MODE_ACPI | SYS_MODE_LEGACY): - - if (AcpiHwGetMode () == SYS_MODE_ACPI) - { - AcpiGbl_OriginalMode = SYS_MODE_ACPI; - } - else - { - AcpiGbl_OriginalMode = SYS_MODE_LEGACY; - } - - DEBUG_PRINT (ACPI_INFO, - ("System supports both ACPI and LEGACY modes.\n")); - - DEBUG_PRINT (ACPI_INFO, - ("System is currently in %s mode.\n", - (AcpiGbl_OriginalMode == SYS_MODE_ACPI) ? "ACPI" : "LEGACY")); - break; - } - - - if (AcpiGbl_SystemFlags & SYS_MODE_ACPI) - { - /* Target system supports ACPI mode */ - - /* - * The purpose of this code is to save the initial state - * of the ACPI event enable registers. An exit function will be - * registered which will restore this state when the application - * exits. The exit function will also clear all of the ACPI event - * status bits prior to restoring the original mode. - * - * The location of the PM1aEvtBlk enable registers is defined as the - * base of PM1aEvtBlk + DIV_2(PM1aEvtBlkLength). Since the spec further - * fully defines the PM1aEvtBlk to be a total of 4 bytes, the offset - * for the enable registers is always 2 from the base. It is hard - * coded here. If this changes in the spec, this code will need to - * be modified. The PM1bEvtBlk behaves as expected. - */ - - AcpiGbl_Pm1EnableRegisterSave = (UINT16) AcpiHwRegisterRead (ACPI_MTX_LOCK, PM1_EN); - - - /* - * The GPEs behave similarly, except that the length of the register - * block is not fixed, so the buffer must be allocated with malloc - */ - - if (ACPI_VALID_ADDRESS (AcpiGbl_FADT->XGpe0Blk.Address) && - AcpiGbl_FADT->Gpe0BlkLen) - { - /* GPE0 specified in FADT */ - - AcpiGbl_Gpe0EnableRegisterSave = - AcpiCmAllocate (DIV_2 (AcpiGbl_FADT->Gpe0BlkLen)); - if (!AcpiGbl_Gpe0EnableRegisterSave) - { - return_ACPI_STATUS (AE_NO_MEMORY); - } - - /* Save state of GPE0 enable bits */ - - for (Index = 0; Index < DIV_2 (AcpiGbl_FADT->Gpe0BlkLen); Index++) - { - AcpiGbl_Gpe0EnableRegisterSave[Index] = - (UINT8) AcpiHwRegisterRead (ACPI_MTX_LOCK, GPE0_EN_BLOCK | Index); - } - } - - else - { - AcpiGbl_Gpe0EnableRegisterSave = NULL; - } - - if (ACPI_VALID_ADDRESS (AcpiGbl_FADT->XGpe1Blk.Address) && - AcpiGbl_FADT->Gpe1BlkLen) - { - /* GPE1 defined */ - - AcpiGbl_Gpe1EnableRegisterSave = - AcpiCmAllocate (DIV_2 (AcpiGbl_FADT->Gpe1BlkLen)); - if (!AcpiGbl_Gpe1EnableRegisterSave) - { - return_ACPI_STATUS (AE_NO_MEMORY); - } - - /* save state of GPE1 enable bits */ - - for (Index = 0; Index < DIV_2 (AcpiGbl_FADT->Gpe1BlkLen); Index++) - { - AcpiGbl_Gpe1EnableRegisterSave[Index] = - (UINT8) AcpiHwRegisterRead (ACPI_MTX_LOCK, GPE1_EN_BLOCK | Index); - } - } - - else - { - AcpiGbl_Gpe1EnableRegisterSave = NULL; - } - } - - return_ACPI_STATUS (Status); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiHwSetMode - * - * PARAMETERS: Mode - SYS_MODE_ACPI or SYS_MODE_LEGACY - * - * RETURN: Status - * - * DESCRIPTION: Transitions the system into the requested mode or does nothing - * if the system is already in that mode. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiHwSetMode ( - UINT32 Mode) -{ - - ACPI_STATUS Status = AE_ERROR; - - FUNCTION_TRACE ("HwSetMode"); - - - if (Mode == SYS_MODE_ACPI) - { - /* BIOS should have disabled ALL fixed and GP events */ - - AcpiOsOut8 (AcpiGbl_FADT->SmiCmd, AcpiGbl_FADT->AcpiEnable); - DEBUG_PRINT (ACPI_INFO, ("Attempting to enable ACPI mode\n")); - } - - else if (Mode == SYS_MODE_LEGACY) - { - /* - * BIOS should clear all fixed status bits and restore fixed event - * enable bits to default - */ - - AcpiOsOut8 (AcpiGbl_FADT->SmiCmd, AcpiGbl_FADT->AcpiDisable); - DEBUG_PRINT (ACPI_INFO, - ("Attempting to enable Legacy (non-ACPI) mode\n")); - } - - if (AcpiHwGetMode () == Mode) - { - DEBUG_PRINT (ACPI_INFO, ("Mode %X successfully enabled\n", Mode)); - Status = AE_OK; - } - - return_ACPI_STATUS (Status); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiHwGetMode - * - * PARAMETERS: none - * - * RETURN: SYS_MODE_ACPI or SYS_MODE_LEGACY - * - * DESCRIPTION: Return current operating state of system. Determined by - * querying the SCI_EN bit. - * - ******************************************************************************/ - -UINT32 -AcpiHwGetMode (void) -{ - - FUNCTION_TRACE ("HwGetMode"); - - - if (AcpiHwRegisterBitAccess (ACPI_READ, ACPI_MTX_LOCK, SCI_EN)) - { - return_VALUE (SYS_MODE_ACPI); - } - else - { - return_VALUE (SYS_MODE_LEGACY); - } -} - -/****************************************************************************** - * - * FUNCTION: AcpiHwGetModeCapabilities - * - * PARAMETERS: none - * - * RETURN: logical OR of SYS_MODE_ACPI and SYS_MODE_LEGACY determined at initial - * system state. - * - * DESCRIPTION: Returns capablities of system - * - ******************************************************************************/ - -UINT32 -AcpiHwGetModeCapabilities (void) -{ - - FUNCTION_TRACE ("HwGetModeCapabilities"); - - - if (!(AcpiGbl_SystemFlags & SYS_MODES_MASK)) - { - if (AcpiHwGetMode () == SYS_MODE_LEGACY) - { - /* - * Assume that if this call is being made, AcpiInit has been called - * and ACPI support has been established by the presence of the - * tables. Therefore since we're in SYS_MODE_LEGACY, the system - * must support both modes - */ - - AcpiGbl_SystemFlags |= (SYS_MODE_ACPI | SYS_MODE_LEGACY); - } - - else - { - /* TBD: [Investigate] !!! this may be unsafe... */ - /* - * system is is ACPI mode, so try to switch back to LEGACY to see if - * it is supported - */ - AcpiHwSetMode (SYS_MODE_LEGACY); - - if (AcpiHwGetMode () == SYS_MODE_LEGACY) - { - /* Now in SYS_MODE_LEGACY, so both are supported */ - - AcpiGbl_SystemFlags |= (SYS_MODE_ACPI | SYS_MODE_LEGACY); - AcpiHwSetMode (SYS_MODE_ACPI); - } - - else - { - /* Still in SYS_MODE_ACPI so this must be an ACPI only system */ - - AcpiGbl_SystemFlags |= SYS_MODE_ACPI; - } - } - } - - return_VALUE (AcpiGbl_SystemFlags & SYS_MODES_MASK); -} - - diff --git a/sys/contrib/dev/acpica/Subsystem/Hardware/hwcpu32.c b/sys/contrib/dev/acpica/Subsystem/Hardware/hwcpu32.c deleted file mode 100644 index 8401061621cd1..0000000000000 --- a/sys/contrib/dev/acpica/Subsystem/Hardware/hwcpu32.c +++ /dev/null @@ -1,837 +0,0 @@ -/****************************************************************************** - * - * Name: hwcpu32.c - CPU support for IA32 (Throttling, CxStates) - * $Revision: 40 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. - * All rights reserved. - * - * 2. License - * - * 2.1. This is your license from Intel Corp. under its intellectual property - * rights. You may have additional license terms from the party that provided - * you this software, covering your right to use that party's intellectual - * property rights. - * - * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a - * copy of the source code appearing in this file ("Covered Code") an - * irrevocable, perpetual, worldwide license under Intel's copyrights in the - * base code distributed originally by Intel ("Original Intel Code") to copy, - * make derivatives, distribute, use and display any portion of the Covered - * Code in any form, with the right to sublicense such rights; and - * - * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent - * license (with the right to sublicense), under only those claims of Intel - * patents that are infringed by the Original Intel Code, to make, use, sell, - * offer to sell, and import the Covered Code and derivative works thereof - * solely to the minimum extent necessary to exercise the above copyright - * license, and in no event shall the patent license extend to any additions - * to or modifications of the Original Intel Code. No other license or right - * is granted directly or by implication, estoppel or otherwise; - * - * The above copyright and patent license is granted only if the following - * conditions are met: - * - * 3. Conditions - * - * 3.1. Redistribution of Source with Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification with rights to further distribute source must include - * the above Copyright Notice, the above License, this list of Conditions, - * and the following Disclaimer and Export Compliance provision. In addition, - * Licensee must cause all Covered Code to which Licensee contributes to - * contain a file documenting the changes Licensee made to create that Covered - * Code and the date of any change. Licensee must include in that file the - * documentation of any changes made by any predecessor Licensee. Licensee - * must include a prominent statement that the modification is derived, - * directly or indirectly, from Original Intel Code. - * - * 3.2. Redistribution of Source with no Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification without rights to further distribute source must - * include the following Disclaimer and Export Compliance provision in the - * documentation and/or other materials provided with distribution. In - * addition, Licensee may not authorize further sublicense of source of any - * portion of the Covered Code, and must include terms to the effect that the - * license from Licensee to its licensee is limited to the intellectual - * property embodied in the software Licensee provides to its licensee, and - * not to intellectual property embodied in modifications its licensee may - * make. - * - * 3.3. Redistribution of Executable. Redistribution in executable form of any - * substantial portion of the Covered Code or modification must reproduce the - * above Copyright Notice, and the following Disclaimer and Export Compliance - * provision in the documentation and/or other materials provided with the - * distribution. - * - * 3.4. Intel retains all right, title, and interest in and to the Original - * Intel Code. - * - * 3.5. Neither the name Intel nor any other trademark owned or controlled by - * Intel shall be used in advertising or otherwise to promote the sale, use or - * other dealings in products derived from or relating to the Covered Code - * without prior written authorization from Intel. - * - * 4. Disclaimer and Export Compliance - * - * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED - * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE - * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, - * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY - * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY - * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A - * PARTICULAR PURPOSE. - * - * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES - * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR - * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, - * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY - * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL - * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS - * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY - * LIMITED REMEDY. - * - * 4.3. Licensee shall not export, either directly or indirectly, any of this - * software or system incorporating such software without first obtaining any - * required license or other approval from the U. S. Department of Commerce or - * any other agency or department of the United States Government. In the - * event Licensee exports any such software from the United States or - * re-exports any such software from a foreign destination, Licensee shall - * ensure that the distribution and export/re-export of the software is in - * compliance with all laws, regulations, orders, or other restrictions of the - * U.S. Export Administration Regulations. Licensee agrees that neither it nor - * any of its subsidiaries will export/re-export any technical data, process, - * software, or service, directly or indirectly, to any country for which the - * United States government or any agency thereof requires an export license, - * other governmental approval, or letter of assurance, without first obtaining - * such license, approval or letter. - * - *****************************************************************************/ - -#include "acpi.h" -#include "acnamesp.h" -#include "achware.h" - -#define _COMPONENT HARDWARE - MODULE_NAME ("Hwcpu32") - - -#define BIT_4 0x10 /* TBD: [investigate] is this correct? */ - - -/**************************************************************************** - * - * FUNCTION: AcpiHwEnterC1 - * - * PARAMETERS: PblkAddress - Address of the processor control block - * PmTimerTicks - Number of PM timer ticks elapsed while asleep - * - * RETURN: Function status. - * - * DESCRIPTION: Set C1 state on IA32 processor (halt) - * - ****************************************************************************/ - -ACPI_STATUS -AcpiHwEnterC1( - ACPI_IO_ADDRESS PblkAddress, - UINT32 *PmTimerTicks) -{ - UINT32 Timer = 0; - - - if (!PmTimerTicks) - { - /* - * Enter C1: - * --------- - */ - enable(); - halt(); - *PmTimerTicks = ACPI_UINT32_MAX; - } - else - { - Timer = AcpiHwPmtTicks (); - - /* - * Enter C1: - * --------- - */ - enable (); - halt (); - - /* - * Compute Time in C1: - * ------------------- - */ - Timer = AcpiHwPmtTicks () - Timer; - - *PmTimerTicks = Timer; - } - - return (AE_OK); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiHwEnterC2 - * - * PARAMETERS: PblkAddress - Address of the processor control block - * PmTimerTicks - Number of PM timer ticks elapsed while asleep - * - * RETURN: <none> - * - * DESCRIPTION: Set C2 state on IA32 processor - * - ****************************************************************************/ - -ACPI_STATUS -AcpiHwEnterC2( - ACPI_IO_ADDRESS PblkAddress, - UINT32 *PmTimerTicks) -{ - UINT32 Timer = 0; - - - if (!PblkAddress || !PmTimerTicks) - { - return (AE_BAD_PARAMETER); - } - - /* - * Disable interrupts before all C2/C3 transitions. - */ - disable (); - - Timer = AcpiHwPmtTicks (); - - /* - * Enter C2: - * --------- - * Read from the P_LVL2 (P_BLK+4) register to invoke a C2 transition. - */ - AcpiOsIn8 ((ACPI_IO_ADDRESS) (PblkAddress + 4)); - - /* - * Perform Dummy Op: - * ----------------- - * We have to do something useless after reading LVL2 because chipsets - * cannot guarantee that STPCLK# gets asserted in time to freeze execution. - */ - AcpiHwRegisterRead (ACPI_MTX_DO_NOT_LOCK, PM2_CONTROL); - - /* - * Compute Time in C2: - * ------------------- - */ - Timer = AcpiHwPmtTicks () - Timer; - - *PmTimerTicks = Timer; - - /* - * Re-enable interrupts after coming out of C2/C3. - */ - enable (); - - return (AE_OK); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiHwEnterC3 - * - * PARAMETERS: PblkAddress - Address of the processor control block - * PmTimerTicks - Number of PM timer ticks elapsed while asleep - * - * RETURN: Status of function - * - * DESCRIPTION: Set C3 state on IA32 processor (UP only, cache coherency via - * disabling bus mastering) - * - ****************************************************************************/ - -ACPI_STATUS -AcpiHwEnterC3( - ACPI_IO_ADDRESS PblkAddress, - UINT32 *PmTimerTicks) -{ - UINT32 Timer = 0; - UINT32 BusMasterStatus = 0; - - - if (!PblkAddress || !PmTimerTicks) - { - return (AE_BAD_PARAMETER); - } - - /* - * Check the BM_STS bit, if it is set, do not enter C3 - * but clear the bit (with a write) and exit, telling - * the calling module that we spent zero time in C3. - * If bus mastering continues, this action should - * eventually cause a demotion to C2 - */ - if (1 == (BusMasterStatus = - AcpiHwRegisterBitAccess (ACPI_READ, ACPI_MTX_LOCK, BM_STS))) - { - /* - * Clear the BM_STS bit by setting it. - */ - AcpiHwRegisterBitAccess (ACPI_WRITE, ACPI_MTX_LOCK, BM_STS, 1); - *PmTimerTicks = 0; - return (AE_OK); - } - - /* - * Disable interrupts before all C2/C3 transitions. - */ - disable(); - - /* - * Disable Bus Mastering: - * ---------------------- - * Set the PM2_CNT.ARB_DIS bit (bit #0), preserving all other bits. - */ - AcpiHwRegisterBitAccess(ACPI_WRITE, ACPI_MTX_LOCK, ARB_DIS, 1); - - /* - * Get the timer base before entering C state - */ - Timer = AcpiHwPmtTicks (); - - /* - * Enter C3: - * --------- - * Read from the P_LVL3 (P_BLK+5) register to invoke a C3 transition. - */ - AcpiOsIn8 ((ACPI_IO_ADDRESS)(PblkAddress + 5)); - - /* - * Perform Dummy Op: - * ----------------- - * We have to do something useless after reading LVL3 because chipsets - * cannot guarantee that STPCLK# gets asserted in time to freeze execution. - */ - AcpiHwRegisterRead (ACPI_MTX_DO_NOT_LOCK, PM2_CONTROL); - /* - * Immediately compute the time in the C state - */ - Timer = AcpiHwPmtTicks() - Timer; - - /* - * Re-Enable Bus Mastering: - * ------------------------ - * Clear the PM2_CNT.ARB_DIS bit (bit #0), preserving all other bits. - */ - AcpiHwRegisterBitAccess(ACPI_WRITE, ACPI_MTX_LOCK, ARB_DIS, 0); - - /* TBD: [Unhandled]: Support 24-bit timers (this algorithm assumes 32-bit) */ - - *PmTimerTicks = Timer; - - /* - * Re-enable interrupts after coming out of C2/C3. - */ - enable(); - - return (AE_OK); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiHwEnterCx - * - * PARAMETERS: ProcessorHandle - handle of the processor - * - * RETURN: Status of function - * - * DESCRIPTION: Invoke the currently active processor Cx handler to put this - * processor to sleep. - * - ****************************************************************************/ - -ACPI_STATUS -AcpiHwEnterCx ( - ACPI_IO_ADDRESS PblkAddress, - UINT32 *PmTimerTicks) -{ - - if (!AcpiHwCxHandlers[AcpiHwActiveCxState]) - { - return (AE_SUPPORT); - } - - return (AcpiHwCxHandlers[AcpiHwActiveCxState] (PblkAddress, PmTimerTicks)); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiHwSetCx - * - * PARAMETERS: State - value (1-3) of the Cx state to 'make active' - * - * RETURN: Function status. - * - * DESCRIPTION: Sets the state to use during calls to AcpiHwEnterCx(). - * - ****************************************************************************/ - -ACPI_STATUS -AcpiHwSetCx ( - UINT32 CxState) -{ - /* - * Supported State? - * ---------------- - */ - if ((CxState < 1) || (CxState > 3)) - { - return (AE_BAD_PARAMETER); - } - - if (!AcpiHwCxHandlers[CxState]) - { - return (AE_SUPPORT); - } - - /* - * New Cx State? - * ------------- - * We only care when moving from one state to another... - */ - if (AcpiHwActiveCxState == CxState) - { - return (AE_OK); - } - - /* - * Prepare to Use New State: - * ------------------------- - * If the new CxState is C3, the BM_RLD bit must be set to allow - * the generation of a bus master requets to cause the processor - * in the C3 state to transition to the C0 state. - */ - switch (CxState) - { - case 3: - AcpiHwRegisterBitAccess (ACPI_WRITE, ACPI_MTX_LOCK, BM_RLD, 1); - break; - } - - /* - * Clean up from Old State: - * ------------------------ - * If the old CxState was C3, the BM_RLD bit is reset. When the - * bit is reset, the generation of a bus master request does not - * effect any processor in the C3 state. - */ - switch (AcpiHwActiveCxState) - { - case 3: - AcpiHwRegisterBitAccess (ACPI_WRITE, ACPI_MTX_LOCK, BM_RLD, 0); - break; - } - - /* - * Enable: - * ------- - */ - AcpiHwActiveCxState = CxState; - - return (AE_OK); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiHwGetCxInfo - * - * PARAMETERS: CxStates - Information (latencies) on all Cx states - * - * RETURN: Status of function - * - * DESCRIPTION: This function is called both to initialize Cx handling - * and retrieve the current Cx information (latency values). - * - ****************************************************************************/ - -ACPI_STATUS -AcpiHwGetCxInfo ( - UINT32 CxStates[]) -{ - BOOLEAN SMP_system = FALSE; - - - FUNCTION_TRACE("HwGetCxInfo"); - - - if (!CxStates) - { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - /* - * TBD: [Unhandled] need to init SMP_system using info from the MAPIC - * table. - */ - - /* - * Set Defaults: - * ------------- - * C0 and C1 support is implied (but what about that PROC_C1 register - * in the FADT?!?!). Set C2/C3 to max. latency (not supported until - * proven otherwise). - */ - CxStates[0] = 0; - CxStates[1] = 0; - CxStates[2] = MAX_CX_STATE_LATENCY; - CxStates[3] = MAX_CX_STATE_LATENCY; - - /* - * C2 Supported? - * ------------- - * We're only supporting C2 when the latency is <= 100 microseconds, - * and on SMP systems when P_LVL2_UP (which indicates C2 only on UP) - * is not set. - */ - if (AcpiGbl_FADT->Plvl2Lat <= 100) - { - if (!SMP_system) - { - AcpiHwCxHandlers[2] = AcpiHwEnterC2; - CxStates[2] = AcpiGbl_FADT->Plvl2Lat; - } - - else if (!AcpiGbl_FADT->Plvl2Up) - { - AcpiHwCxHandlers[2] = AcpiHwEnterC2; - CxStates[2] = AcpiGbl_FADT->Plvl2Lat; - } - } - - /* - * C3 Supported? - * ------------- - * We're only supporting C3 on UP systems when the latency is - * <= 1000 microseconds and that include the ability to disable - * Bus Mastering while in C3 (ARB_DIS) but allows Bus Mastering - * requests to wake the system from C3 (BM_RLD). Note his method - * of maintaining cache coherency (disabling of bus mastering) - * cannot be used on SMP systems, and flushing caches (e.g. WBINVD) - * is simply too costly (at this time). - */ - if (AcpiGbl_FADT->Plvl3Lat <= 1000) - { - if (!SMP_system && (AcpiGbl_FADT->XPm2CntBlk.Address && - AcpiGbl_FADT->Pm2CntLen)) - { - AcpiHwCxHandlers[3] = AcpiHwEnterC3; - CxStates[3] = AcpiGbl_FADT->Plvl3Lat; - } - } - - return_ACPI_STATUS(AE_OK); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiHwGetCxHandler - * - * PARAMETERS: State - the Cx state - * Handler - pointer to location for the returned handler - * - * RETURN: Status of function - * - * DESCRIPTION: This function is called to get an installed Cx state handler. - * - ****************************************************************************/ - -ACPI_STATUS -AcpiHwGetCxHandler ( - UINT32 CxState, - ACPI_C_STATE_HANDLER *Handler) -{ - FUNCTION_TRACE ("HwGetCxHandler"); - - - if ((CxState == 0) || (CxState >= MAX_CX_STATES) || !Handler) - { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - *Handler = AcpiHwCxHandlers[CxState]; - - return_ACPI_STATUS(AE_OK); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiHwSetCxHandler - * - * PARAMETERS: CxState - the Cx state - * Handler - new Cx state handler - * - * RETURN: Status of function - * - * DESCRIPTION: This function is called to install a new Cx state handler. - * - ****************************************************************************/ - -ACPI_STATUS -AcpiHwSetCxHandler ( - UINT32 CxState, - ACPI_C_STATE_HANDLER Handler) -{ - FUNCTION_TRACE ("HwSetCxHandler"); - - - if ((CxState == 0) || (CxState >= MAX_CX_STATES) || !Handler) - { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - AcpiHwCxHandlers[CxState] = Handler; - - return_ACPI_STATUS(AE_OK); -} - - -/************************************************************************** - * - * FUNCTION: AcpiHwLocalPow - * - * PARAMETERS: x,y operands - * - * RETURN: result - * - * DESCRIPTION: Compute x ^ y - * - *************************************************************************/ - -NATIVE_UINT -AcpiHwLocalPow ( - NATIVE_UINT x, - NATIVE_UINT y) -{ - NATIVE_UINT i; - NATIVE_UINT Result = 1; - - - for (i = 0; i < y; i++) - { - Result = Result * x; - } - - return (Result); -} - - -/************************************************************************** - * - * FUNCTION: AcpiHwEnableThrottling - * - * PARAMETERS: PblkAddress - Address of Pcnt (Processor Control) - * register - * - * RETURN: none - * - * DESCRIPTION: Enable throttling by setting the THT_EN bit. - * - *************************************************************************/ - -void -AcpiHwEnableThrottling ( - ACPI_IO_ADDRESS PblkAddress) -{ - UINT32 PblkValue; - - - FUNCTION_TRACE ("EnableThrottling"); - - - PblkValue = AcpiOsIn32 (PblkAddress); - PblkValue = PblkValue | BIT_4; - AcpiOsOut32 (PblkAddress, PblkValue); - - return_VOID; -} - - -/************************************************************************** - * - * FUNCTION: AcpiHwDisableThrottling - * - * PARAMETERS: PblkAddress - Address of Pcnt (Processor Control) - * register - * - * RETURN: none - * - * DESCRIPTION:Disable throttling by clearing the THT_EN bit - * - *************************************************************************/ - -void -AcpiHwDisableThrottling ( - ACPI_IO_ADDRESS PblkAddress) -{ - UINT32 PblkValue; - - - FUNCTION_TRACE ("DisableThrottling"); - - - PblkValue = AcpiOsIn32 (PblkAddress); - PblkValue = PblkValue & (~(UINT32)BIT_4); - AcpiOsOut32 (PblkAddress, PblkValue); - - return_VOID; -} - - -/************************************************************************** - * - * FUNCTION: AcpiHwGetDutyCycle - * - * PARAMETERS: DutyOffset Pcnt register duty cycle field offset - * PblkAddress Pcnt register address in chipset - * NumThrottleStates # of CPU throttle states this system - * supports - * - * RETURN: none - * - * DESCRIPTION: Get the duty cycle from the chipset - * - *************************************************************************/ - -UINT32 -AcpiHwGetDutyCycle ( - UINT8 DutyOffset, - ACPI_IO_ADDRESS PblkAddress, - UINT32 NumThrottleStates) -{ - NATIVE_UINT Index; - UINT32 Duty32Value; - UINT32 PcntMaskOffDutyField; - - - FUNCTION_TRACE ("GetDutyCycle"); - - - /* - * Use NumThrottleStates - 1 as mask [ex. 8 - 1 = 7 (Fh)] - * and then shift it into the right position - */ - PcntMaskOffDutyField = NumThrottleStates - 1; - - /* - * Read in the current value from the port - */ - Duty32Value = AcpiOsIn32 ((ACPI_IO_ADDRESS) PblkAddress); - - /* - * Shift the the value to LSB - */ - for (Index = 0; Index < (NATIVE_UINT) DutyOffset; Index++) - { - Duty32Value = Duty32Value >> 1; - } - - /* - * Get the duty field only - */ - Duty32Value = Duty32Value & PcntMaskOffDutyField; - - return_VALUE ((UINT32) Duty32Value); -} - - -/************************************************************************** - * - * FUNCTION: AcpiHwProgramDutyCycle - * - * PARAMETERS: DutyOffset Pcnt register duty cycle field offset - * DutyCycle duty cycle to program into chipset - * PblkAddress Pcnt register address in chipset - * NumThrottleStates # of CPU throttle states this system - * supports - * - * RETURN: none - * - * DESCRIPTION: Program chipset with specified duty cycle by bit-shifting the - * duty cycle bits to the appropriate offset, reading the duty - * cycle register, OR-ing in the duty cycle, and writing it to - * the Pcnt register. - * - *************************************************************************/ - -void -AcpiHwProgramDutyCycle ( - UINT8 DutyOffset, - UINT32 DutyCycle, - ACPI_IO_ADDRESS PblkAddress, - UINT32 NumThrottleStates) -{ - NATIVE_UINT Index; - UINT32 Duty32Value; - UINT32 PcntMaskOffDutyField; - UINT32 PortValue; - - - FUNCTION_TRACE ("HwProgramDutyCycle"); - - - /* - * valid DutyCycle passed - */ - Duty32Value = DutyCycle; - - /* - * use NumThrottleStates - 1 as mask [ex. 8 - 1 = 7 (Fh)] - * and then shift it into the right position - */ - PcntMaskOffDutyField = NumThrottleStates - 1; - - /* - * Shift the mask - */ - for (Index = 0; Index < (NATIVE_UINT) DutyOffset; Index++) - { - PcntMaskOffDutyField = PcntMaskOffDutyField << 1; - Duty32Value = Duty32Value << 1; - } - - /* - * Read in the current value from the port - */ - PortValue = AcpiOsIn32 ((ACPI_IO_ADDRESS) PblkAddress); - - /* - * Mask off the duty field so we don't OR in junk! - */ - PortValue = PortValue & (~PcntMaskOffDutyField); - - /* - * OR in the bits we want to write out to the port - */ - PortValue = (PortValue | Duty32Value) & (~(UINT32)BIT_4); - - /* - * write it to the port - */ - AcpiOsOut32 ((ACPI_IO_ADDRESS) PblkAddress, PortValue); - - return_VOID; -} diff --git a/sys/contrib/dev/acpica/Subsystem/Hardware/hwgpe.c b/sys/contrib/dev/acpica/Subsystem/Hardware/hwgpe.c deleted file mode 100644 index 52851fa9fb45a..0000000000000 --- a/sys/contrib/dev/acpica/Subsystem/Hardware/hwgpe.c +++ /dev/null @@ -1,301 +0,0 @@ - -/****************************************************************************** - * - * Module Name: hwgpe - Low level GPE enable/disable/clear functions - * $Revision: 28 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. - * All rights reserved. - * - * 2. License - * - * 2.1. This is your license from Intel Corp. under its intellectual property - * rights. You may have additional license terms from the party that provided - * you this software, covering your right to use that party's intellectual - * property rights. - * - * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a - * copy of the source code appearing in this file ("Covered Code") an - * irrevocable, perpetual, worldwide license under Intel's copyrights in the - * base code distributed originally by Intel ("Original Intel Code") to copy, - * make derivatives, distribute, use and display any portion of the Covered - * Code in any form, with the right to sublicense such rights; and - * - * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent - * license (with the right to sublicense), under only those claims of Intel - * patents that are infringed by the Original Intel Code, to make, use, sell, - * offer to sell, and import the Covered Code and derivative works thereof - * solely to the minimum extent necessary to exercise the above copyright - * license, and in no event shall the patent license extend to any additions - * to or modifications of the Original Intel Code. No other license or right - * is granted directly or by implication, estoppel or otherwise; - * - * The above copyright and patent license is granted only if the following - * conditions are met: - * - * 3. Conditions - * - * 3.1. Redistribution of Source with Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification with rights to further distribute source must include - * the above Copyright Notice, the above License, this list of Conditions, - * and the following Disclaimer and Export Compliance provision. In addition, - * Licensee must cause all Covered Code to which Licensee contributes to - * contain a file documenting the changes Licensee made to create that Covered - * Code and the date of any change. Licensee must include in that file the - * documentation of any changes made by any predecessor Licensee. Licensee - * must include a prominent statement that the modification is derived, - * directly or indirectly, from Original Intel Code. - * - * 3.2. Redistribution of Source with no Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification without rights to further distribute source must - * include the following Disclaimer and Export Compliance provision in the - * documentation and/or other materials provided with distribution. In - * addition, Licensee may not authorize further sublicense of source of any - * portion of the Covered Code, and must include terms to the effect that the - * license from Licensee to its licensee is limited to the intellectual - * property embodied in the software Licensee provides to its licensee, and - * not to intellectual property embodied in modifications its licensee may - * make. - * - * 3.3. Redistribution of Executable. Redistribution in executable form of any - * substantial portion of the Covered Code or modification must reproduce the - * above Copyright Notice, and the following Disclaimer and Export Compliance - * provision in the documentation and/or other materials provided with the - * distribution. - * - * 3.4. Intel retains all right, title, and interest in and to the Original - * Intel Code. - * - * 3.5. Neither the name Intel nor any other trademark owned or controlled by - * Intel shall be used in advertising or otherwise to promote the sale, use or - * other dealings in products derived from or relating to the Covered Code - * without prior written authorization from Intel. - * - * 4. Disclaimer and Export Compliance - * - * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED - * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE - * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, - * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY - * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY - * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A - * PARTICULAR PURPOSE. - * - * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES - * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR - * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, - * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY - * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL - * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS - * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY - * LIMITED REMEDY. - * - * 4.3. Licensee shall not export, either directly or indirectly, any of this - * software or system incorporating such software without first obtaining any - * required license or other approval from the U. S. Department of Commerce or - * any other agency or department of the United States Government. In the - * event Licensee exports any such software from the United States or - * re-exports any such software from a foreign destination, Licensee shall - * ensure that the distribution and export/re-export of the software is in - * compliance with all laws, regulations, orders, or other restrictions of the - * U.S. Export Administration Regulations. Licensee agrees that neither it nor - * any of its subsidiaries will export/re-export any technical data, process, - * software, or service, directly or indirectly, to any country for which the - * United States government or any agency thereof requires an export license, - * other governmental approval, or letter of assurance, without first obtaining - * such license, approval or letter. - * - *****************************************************************************/ - -#include "acpi.h" -#include "achware.h" -#include "acnamesp.h" -#include "acevents.h" - -#define _COMPONENT HARDWARE - MODULE_NAME ("hwgpe") - - -/****************************************************************************** - * - * FUNCTION: AcpiHwEnableGpe - * - * PARAMETERS: GpeNumber - The GPE - * - * RETURN: None - * - * DESCRIPTION: Enable a single GPE. - * - ******************************************************************************/ - -void -AcpiHwEnableGpe ( - UINT32 GpeNumber) -{ - UINT8 InByte; - UINT32 RegisterIndex; - UINT8 BitMask; - - /* - * Translate GPE number to index into global registers array. - */ - RegisterIndex = AcpiGbl_GpeValid[GpeNumber]; - - /* - * Figure out the bit offset for this GPE within the target register. - */ - BitMask = AcpiGbl_DecodeTo8bit [MOD_8 (GpeNumber)]; - - /* - * Read the current value of the register, set the appropriate bit - * to enable the GPE, and write out the new register. - */ - InByte = AcpiOsIn8 (AcpiGbl_GpeRegisters[RegisterIndex].EnableAddr); - AcpiOsOut8 (AcpiGbl_GpeRegisters[RegisterIndex].EnableAddr, - (UINT8)(InByte | BitMask)); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiHwDisableGpe - * - * PARAMETERS: GpeNumber - The GPE - * - * RETURN: None - * - * DESCRIPTION: Disable a single GPE. - * - ******************************************************************************/ - -void -AcpiHwDisableGpe ( - UINT32 GpeNumber) -{ - UINT8 InByte; - UINT32 RegisterIndex; - UINT8 BitMask; - - /* - * Translate GPE number to index into global registers array. - */ - RegisterIndex = AcpiGbl_GpeValid[GpeNumber]; - - /* - * Figure out the bit offset for this GPE within the target register. - */ - BitMask = AcpiGbl_DecodeTo8bit [MOD_8 (GpeNumber)]; - - /* - * Read the current value of the register, clear the appropriate bit, - * and write out the new register value to disable the GPE. - */ - InByte = AcpiOsIn8 (AcpiGbl_GpeRegisters[RegisterIndex].EnableAddr); - AcpiOsOut8 (AcpiGbl_GpeRegisters[RegisterIndex].EnableAddr, - (UINT8)(InByte & ~BitMask)); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiHwClearGpe - * - * PARAMETERS: GpeNumber - The GPE - * - * RETURN: None - * - * DESCRIPTION: Clear a single GPE. - * - ******************************************************************************/ - -void -AcpiHwClearGpe ( - UINT32 GpeNumber) -{ - UINT32 RegisterIndex; - UINT8 BitMask; - - /* - * Translate GPE number to index into global registers array. - */ - RegisterIndex = AcpiGbl_GpeValid[GpeNumber]; - - /* - * Figure out the bit offset for this GPE within the target register. - */ - BitMask = AcpiGbl_DecodeTo8bit [MOD_8 (GpeNumber)]; - - /* - * Write a one to the appropriate bit in the status register to - * clear this GPE. - */ - AcpiOsOut8 (AcpiGbl_GpeRegisters[RegisterIndex].StatusAddr, BitMask); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiHwGetGpeStatus - * - * PARAMETERS: GpeNumber - The GPE - * - * RETURN: None - * - * DESCRIPTION: Return the status of a single GPE. - * - ******************************************************************************/ - -void -AcpiHwGetGpeStatus ( - UINT32 GpeNumber, - ACPI_EVENT_STATUS *EventStatus) -{ - UINT8 InByte = 0; - UINT32 RegisterIndex = 0; - UINT8 BitMask = 0; - - if (!EventStatus) - { - return; - } - - (*EventStatus) = 0; - - /* - * Translate GPE number to index into global registers array. - */ - RegisterIndex = AcpiGbl_GpeValid[GpeNumber]; - - /* - * Figure out the bit offset for this GPE within the target register. - */ - BitMask = AcpiGbl_DecodeTo8bit [MOD_8 (GpeNumber)]; - - /* - * Enabled?: - */ - InByte = AcpiOsIn8 (AcpiGbl_GpeRegisters[RegisterIndex].EnableAddr); - - if (BitMask & InByte) - { - (*EventStatus) |= ACPI_EVENT_FLAG_ENABLED; - } - - /* - * Set? - */ - InByte = AcpiOsIn8 (AcpiGbl_GpeRegisters[RegisterIndex].StatusAddr); - - if (BitMask & InByte) - { - (*EventStatus) |= ACPI_EVENT_FLAG_SET; - } -} diff --git a/sys/contrib/dev/acpica/Subsystem/Hardware/hwregs.c b/sys/contrib/dev/acpica/Subsystem/Hardware/hwregs.c deleted file mode 100644 index 1c47c67d6d9cb..0000000000000 --- a/sys/contrib/dev/acpica/Subsystem/Hardware/hwregs.c +++ /dev/null @@ -1,1140 +0,0 @@ - -/******************************************************************************* - * - * Module Name: hwregs - Read/write access functions for the various ACPI - * control and status registers. - * $Revision: 88 $ - * - ******************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. - * All rights reserved. - * - * 2. License - * - * 2.1. This is your license from Intel Corp. under its intellectual property - * rights. You may have additional license terms from the party that provided - * you this software, covering your right to use that party's intellectual - * property rights. - * - * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a - * copy of the source code appearing in this file ("Covered Code") an - * irrevocable, perpetual, worldwide license under Intel's copyrights in the - * base code distributed originally by Intel ("Original Intel Code") to copy, - * make derivatives, distribute, use and display any portion of the Covered - * Code in any form, with the right to sublicense such rights; and - * - * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent - * license (with the right to sublicense), under only those claims of Intel - * patents that are infringed by the Original Intel Code, to make, use, sell, - * offer to sell, and import the Covered Code and derivative works thereof - * solely to the minimum extent necessary to exercise the above copyright - * license, and in no event shall the patent license extend to any additions - * to or modifications of the Original Intel Code. No other license or right - * is granted directly or by implication, estoppel or otherwise; - * - * The above copyright and patent license is granted only if the following - * conditions are met: - * - * 3. Conditions - * - * 3.1. Redistribution of Source with Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification with rights to further distribute source must include - * the above Copyright Notice, the above License, this list of Conditions, - * and the following Disclaimer and Export Compliance provision. In addition, - * Licensee must cause all Covered Code to which Licensee contributes to - * contain a file documenting the changes Licensee made to create that Covered - * Code and the date of any change. Licensee must include in that file the - * documentation of any changes made by any predecessor Licensee. Licensee - * must include a prominent statement that the modification is derived, - * directly or indirectly, from Original Intel Code. - * - * 3.2. Redistribution of Source with no Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification without rights to further distribute source must - * include the following Disclaimer and Export Compliance provision in the - * documentation and/or other materials provided with distribution. In - * addition, Licensee may not authorize further sublicense of source of any - * portion of the Covered Code, and must include terms to the effect that the - * license from Licensee to its licensee is limited to the intellectual - * property embodied in the software Licensee provides to its licensee, and - * not to intellectual property embodied in modifications its licensee may - * make. - * - * 3.3. Redistribution of Executable. Redistribution in executable form of any - * substantial portion of the Covered Code or modification must reproduce the - * above Copyright Notice, and the following Disclaimer and Export Compliance - * provision in the documentation and/or other materials provided with the - * distribution. - * - * 3.4. Intel retains all right, title, and interest in and to the Original - * Intel Code. - * - * 3.5. Neither the name Intel nor any other trademark owned or controlled by - * Intel shall be used in advertising or otherwise to promote the sale, use or - * other dealings in products derived from or relating to the Covered Code - * without prior written authorization from Intel. - * - * 4. Disclaimer and Export Compliance - * - * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED - * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE - * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, - * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY - * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY - * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A - * PARTICULAR PURPOSE. - * - * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES - * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR - * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, - * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY - * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL - * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS - * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY - * LIMITED REMEDY. - * - * 4.3. Licensee shall not export, either directly or indirectly, any of this - * software or system incorporating such software without first obtaining any - * required license or other approval from the U. S. Department of Commerce or - * any other agency or department of the United States Government. In the - * event Licensee exports any such software from the United States or - * re-exports any such software from a foreign destination, Licensee shall - * ensure that the distribution and export/re-export of the software is in - * compliance with all laws, regulations, orders, or other restrictions of the - * U.S. Export Administration Regulations. Licensee agrees that neither it nor - * any of its subsidiaries will export/re-export any technical data, process, - * software, or service, directly or indirectly, to any country for which the - * United States government or any agency thereof requires an export license, - * other governmental approval, or letter of assurance, without first obtaining - * such license, approval or letter. - * - *****************************************************************************/ - -#define __HWREGS_C__ - -#include "acpi.h" -#include "achware.h" -#include "acnamesp.h" - -#define _COMPONENT HARDWARE - MODULE_NAME ("hwregs") - - -/* This matches the #defines in actypes.h. */ - -NATIVE_CHAR *SleepStateTable[] = {"\\_S0_","\\_S1_","\\_S2_","\\_S3_", - "\\_S4_","\\_S5_","\\_S4B"}; - - -/******************************************************************************* - * - * FUNCTION: AcpiHwGetBitShift - * - * PARAMETERS: Mask - Input mask to determine bit shift from. - * Must have at least 1 bit set. - * - * RETURN: Bit location of the lsb of the mask - * - * DESCRIPTION: Returns the bit number for the low order bit that's set. - * - ******************************************************************************/ - -UINT32 -AcpiHwGetBitShift ( - UINT32 Mask) -{ - UINT32 Shift; - - - FUNCTION_TRACE ("HwGetBitShift"); - - - for (Shift = 0; ((Mask >> Shift) & 1) == 0; Shift++) - { ; } - - return_VALUE (Shift); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiHwClearAcpiStatus - * - * PARAMETERS: none - * - * RETURN: none - * - * DESCRIPTION: Clears all fixed and general purpose status bits - * - ******************************************************************************/ - -void -AcpiHwClearAcpiStatus (void) -{ - UINT16 GpeLength; - UINT16 Index; - - - FUNCTION_TRACE ("HwClearAcpiStatus"); - - - DEBUG_PRINT (TRACE_IO, ("About to write %04X to %04X\n", - ALL_FIXED_STS_BITS, - (UINT16) ACPI_GET_ADDRESS (AcpiGbl_FADT->XPm1aEvtBlk.Address))); - - - AcpiCmAcquireMutex (ACPI_MTX_HARDWARE); - - AcpiHwRegisterWrite (ACPI_MTX_DO_NOT_LOCK, PM1_STS, ALL_FIXED_STS_BITS); - - - if (ACPI_VALID_ADDRESS (AcpiGbl_FADT->XPm1bEvtBlk.Address)) - { - AcpiOsOut16 ((ACPI_IO_ADDRESS) ACPI_GET_ADDRESS (AcpiGbl_FADT->XPm1bEvtBlk.Address), - (UINT16) ALL_FIXED_STS_BITS); - } - - /* now clear the GPE Bits */ - - if (AcpiGbl_FADT->Gpe0BlkLen) - { - GpeLength = (UINT16) DIV_2 (AcpiGbl_FADT->Gpe0BlkLen); - - for (Index = 0; Index < GpeLength; Index++) - { - AcpiOsOut8 ((ACPI_IO_ADDRESS) (ACPI_GET_ADDRESS (AcpiGbl_FADT->XGpe0Blk.Address) + Index), - (UINT8) 0xff); - } - } - - if (AcpiGbl_FADT->Gpe1BlkLen) - { - GpeLength = (UINT16) DIV_2 (AcpiGbl_FADT->Gpe1BlkLen); - - for (Index = 0; Index < GpeLength; Index++) - { - AcpiOsOut8 ((ACPI_IO_ADDRESS) (ACPI_GET_ADDRESS (AcpiGbl_FADT->XGpe1Blk.Address) + Index), - (UINT8) 0xff); - } - } - - AcpiCmReleaseMutex (ACPI_MTX_HARDWARE); - return_VOID; -} - - -/******************************************************************************* - * - * FUNCTION: AcpiHwObtainSleepTypeRegisterData - * - * PARAMETERS: SleepState - Numeric state requested - * *Slp_TypA - Pointer to byte to receive SLP_TYPa value - * *Slp_TypB - Pointer to byte to receive SLP_TYPb value - * - * RETURN: Status - ACPI status - * - * DESCRIPTION: AcpiHwObtainSleepTypeRegisterData() obtains the SLP_TYP and - * SLP_TYPb values for the sleep state requested. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiHwObtainSleepTypeRegisterData ( - UINT8 SleepState, - UINT8 *Slp_TypA, - UINT8 *Slp_TypB) -{ - ACPI_STATUS Status = AE_OK; - ACPI_OPERAND_OBJECT *ObjDesc; - - - FUNCTION_TRACE ("HwObtainSleepTypeRegisterData"); - - - /* - * Validate parameters - */ - - if ((SleepState > ACPI_S_STATES_MAX) || - !Slp_TypA || !Slp_TypB) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - /* - * AcpiEvaluate the namespace object containing the values for this state - */ - - Status = AcpiNsEvaluateByName (SleepStateTable[SleepState], NULL, &ObjDesc); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - - if (!ObjDesc) - { - REPORT_ERROR (("Missing Sleep State object\n")); - return_ACPI_STATUS (AE_NOT_EXIST); - } - - /* - * We got something, now ensure it is correct. The object must - * be a package and must have at least 2 numeric values as the - * two elements - */ - - Status = AcpiCmResolvePackageReferences(ObjDesc); - - if (ObjDesc->Package.Count < 2) - { - /* Must have at least two elements */ - - REPORT_ERROR (("Sleep State package does not have at least two elements\n")); - Status = AE_ERROR; - } - - else if (((ObjDesc->Package.Elements[0])->Common.Type != - ACPI_TYPE_INTEGER) || - ((ObjDesc->Package.Elements[1])->Common.Type != - ACPI_TYPE_INTEGER)) - { - /* Must have two */ - - REPORT_ERROR (("Sleep State package elements are not both of type Number\n")); - Status = AE_ERROR; - } - - else - { - /* - * Valid _Sx_ package size, type, and value - */ - *Slp_TypA = (UINT8) (ObjDesc->Package.Elements[0])->Integer.Value; - - *Slp_TypB = (UINT8) (ObjDesc->Package.Elements[1])->Integer.Value; - } - - - if (ACPI_FAILURE (Status)) - { - DEBUG_PRINT (ACPI_ERROR, - ("SleepTypeRegisterData: Bad Sleep object %p type %X\n", - ObjDesc, ObjDesc->Common.Type)); - } - - AcpiCmRemoveReference (ObjDesc); - - return_ACPI_STATUS (Status); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiHwRegisterBitAccess - * - * PARAMETERS: ReadWrite - Either ACPI_READ or ACPI_WRITE. - * UseLock - Lock the hardware - * RegisterId - index of ACPI Register to access - * Value - (only used on write) value to write to the - * Register. Shifted all the way right. - * - * RETURN: Value written to or read from specified Register. This value - * is shifted all the way right. - * - * DESCRIPTION: Generic ACPI Register read/write function. - * - ******************************************************************************/ - -UINT32 -AcpiHwRegisterBitAccess ( - NATIVE_UINT ReadWrite, - BOOLEAN UseLock, - UINT32 RegisterId, - ...) /* Value (only used on write) */ -{ - UINT32 RegisterValue = 0; - UINT32 Mask = 0; - UINT32 Value = 0; - - FUNCTION_TRACE ("HwRegisterBitAccess"); - - - if (ReadWrite == ACPI_WRITE) - { - va_list marker; - - va_start (marker, RegisterId); - Value = va_arg (marker, UINT32); - va_end (marker); - } - - if (ACPI_MTX_LOCK == UseLock) { - AcpiCmAcquireMutex (ACPI_MTX_HARDWARE); - } - - /* - * Decode the Register ID - * Register id = Register block id | bit id - * - * Check bit id to fine locate Register offset. - * check Mask to determine Register offset, and then read-write. - */ - - switch (REGISTER_BLOCK_ID(RegisterId)) - { - case PM1_STS: - - switch (RegisterId) - { - case TMR_STS: - Mask = TMR_STS_MASK; - break; - - case BM_STS: - Mask = BM_STS_MASK; - break; - - case GBL_STS: - Mask = GBL_STS_MASK; - break; - - case PWRBTN_STS: - Mask = PWRBTN_STS_MASK; - break; - - case SLPBTN_STS: - Mask = SLPBTN_STS_MASK; - break; - - case RTC_STS: - Mask = RTC_STS_MASK; - break; - - case WAK_STS: - Mask = WAK_STS_MASK; - break; - - default: - Mask = 0; - break; - } - - RegisterValue = AcpiHwRegisterRead (ACPI_MTX_DO_NOT_LOCK, PM1_STS); - - if (ReadWrite == ACPI_WRITE) - { - /* - * Status Registers are different from the rest. Clear by - * writing 1, writing 0 has no effect. So, the only relevent - * information is the single bit we're interested in, all - * others should be written as 0 so they will be left - * unchanged - */ - - Value <<= AcpiHwGetBitShift (Mask); - Value &= Mask; - - if (Value) - { - AcpiHwRegisterWrite (ACPI_MTX_DO_NOT_LOCK, PM1_STS, (UINT16) Value); - - RegisterValue = 0; - } - } - - break; - - - case PM1_EN: - - switch (RegisterId) - { - case TMR_EN: - Mask = TMR_EN_MASK; - break; - - case GBL_EN: - Mask = GBL_EN_MASK; - break; - - case PWRBTN_EN: - Mask = PWRBTN_EN_MASK; - break; - - case SLPBTN_EN: - Mask = SLPBTN_EN_MASK; - break; - - case RTC_EN: - Mask = RTC_EN_MASK; - break; - - default: - Mask = 0; - break; - } - - RegisterValue = AcpiHwRegisterRead (ACPI_MTX_DO_NOT_LOCK, PM1_EN); - - if (ReadWrite == ACPI_WRITE) - { - RegisterValue &= ~Mask; - Value <<= AcpiHwGetBitShift (Mask); - Value &= Mask; - RegisterValue |= Value; - - AcpiHwRegisterWrite (ACPI_MTX_DO_NOT_LOCK, PM1_EN, (UINT16) RegisterValue); - } - - break; - - - case PM1_CONTROL: - - switch (RegisterId) - { - case SCI_EN: - Mask = SCI_EN_MASK; - break; - - case BM_RLD: - Mask = BM_RLD_MASK; - break; - - case GBL_RLS: - Mask = GBL_RLS_MASK; - break; - - case SLP_TYPE_A: - case SLP_TYPE_B: - Mask = SLP_TYPE_X_MASK; - break; - - case SLP_EN: - Mask = SLP_EN_MASK; - break; - - default: - Mask = 0; - break; - } - - - /* - * Read the PM1 Control register. - * Note that at this level, the fact that there are actually TWO - * registers (A and B) and that B may not exist, are abstracted. - */ - RegisterValue = AcpiHwRegisterRead (ACPI_MTX_DO_NOT_LOCK, PM1_CONTROL); - - DEBUG_PRINT (TRACE_IO, ("PM1 control: Read %X\n", RegisterValue)); - - if (ReadWrite == ACPI_WRITE) - { - RegisterValue &= ~Mask; - Value <<= AcpiHwGetBitShift (Mask); - Value &= Mask; - RegisterValue |= Value; - - /* - * SLP_TYPE_x Registers are written differently - * than any other control Registers with - * respect to A and B Registers. The value - * for A may be different than the value for B - * - * Therefore, pass the RegisterId, not just generic PM1_CONTROL, - * because we need to do different things. Yuck. - */ - - AcpiHwRegisterWrite (ACPI_MTX_DO_NOT_LOCK, - RegisterId, (UINT16) RegisterValue); - } - break; - - - case PM2_CONTROL: - - switch (RegisterId) - { - case ARB_DIS: - Mask = ARB_DIS_MASK; - break; - - default: - Mask = 0; - break; - } - - RegisterValue = AcpiHwRegisterRead (ACPI_MTX_DO_NOT_LOCK, PM2_CONTROL); - - DEBUG_PRINT (TRACE_IO, ("PM2 control: Read %X from %p\n", - RegisterValue, ACPI_GET_ADDRESS (AcpiGbl_FADT->XPm2CntBlk.Address))); - - if (ReadWrite == ACPI_WRITE) - { - RegisterValue &= ~Mask; - Value <<= AcpiHwGetBitShift (Mask); - Value &= Mask; - RegisterValue |= Value; - - DEBUG_PRINT (TRACE_IO, - ("About to write %04X to %p\n", RegisterValue, - AcpiGbl_FADT->XPm2CntBlk.Address)); - - AcpiHwRegisterWrite (ACPI_MTX_DO_NOT_LOCK, - PM2_CONTROL, (UINT8) (RegisterValue)); - } - break; - - - case PM_TIMER: - - Mask = TMR_VAL_MASK; - RegisterValue = AcpiHwRegisterRead (ACPI_MTX_DO_NOT_LOCK, - PM_TIMER); - DEBUG_PRINT (TRACE_IO, ("PM_TIMER: Read %X from %p\n", - RegisterValue, ACPI_GET_ADDRESS (AcpiGbl_FADT->XPmTmrBlk.Address))); - - break; - - - case GPE1_EN_BLOCK: - case GPE1_STS_BLOCK: - case GPE0_EN_BLOCK: - case GPE0_STS_BLOCK: - - /* Determine the bit to be accessed - * - * (UINT32) RegisterId: - * 31 24 16 8 0 - * +--------+--------+--------+--------+ - * | gpe_block_id | gpe_bit_number | - * +--------+--------+--------+--------+ - * - * gpe_block_id is one of GPE[01]_EN_BLOCK and GPE[01]_STS_BLOCK - * gpe_bit_number is relative from the gpe_block (0x00~0xFF) - */ - - Mask = REGISTER_BIT_ID(RegisterId); /* gpe_bit_number */ - RegisterId = REGISTER_BLOCK_ID(RegisterId) | (Mask >> 3); - Mask = AcpiGbl_DecodeTo8bit [Mask % 8]; - - /* - * The base address of the GPE 0 Register Block - * Plus 1/2 the length of the GPE 0 Register Block - * The enable Register is the Register following the Status Register - * and each Register is defined as 1/2 of the total Register Block - */ - - /* - * This sets the bit within EnableBit that needs to be written to - * the Register indicated in Mask to a 1, all others are 0 - */ - - /* Now get the current Enable Bits in the selected Reg */ - - RegisterValue = AcpiHwRegisterRead (ACPI_MTX_DO_NOT_LOCK, RegisterId); - DEBUG_PRINT (TRACE_IO, ("GPE Enable bits: Read %X from %X\n", - RegisterValue, RegisterId)); - - if (ReadWrite == ACPI_WRITE) - { - RegisterValue &= ~Mask; - Value <<= AcpiHwGetBitShift (Mask); - Value &= Mask; - RegisterValue |= Value; - - /* This write will put the Action state into the General Purpose */ - /* Enable Register indexed by the value in Mask */ - - DEBUG_PRINT (TRACE_IO, ("About to write %04X to %04X\n", - RegisterValue, RegisterId)); - AcpiHwRegisterWrite (ACPI_MTX_DO_NOT_LOCK, - RegisterId, (UINT8) RegisterValue); - RegisterValue = AcpiHwRegisterRead (ACPI_MTX_DO_NOT_LOCK, RegisterId); - } - break; - - - case SMI_CMD_BLOCK: - case PROCESSOR_BLOCK: - /* not used */ - default: - - Mask = 0; - break; - } - - if (ACPI_MTX_LOCK == UseLock) { - AcpiCmReleaseMutex (ACPI_MTX_HARDWARE); - } - - - RegisterValue &= Mask; - RegisterValue >>= AcpiHwGetBitShift (Mask); - - DEBUG_PRINT (TRACE_IO, ("Register I/O: returning %X\n", RegisterValue)); - return_VALUE (RegisterValue); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiHwRegisterRead - * - * PARAMETERS: UseLock - Mutex hw access. - * RegisterId - RegisterID + Offset. - * - * RETURN: Value read or written. - * - * DESCRIPTION: Acpi register read function. Registers are read at the - * given offset. - * - ******************************************************************************/ - -UINT32 -AcpiHwRegisterRead ( - BOOLEAN UseLock, - UINT32 RegisterId) -{ - UINT32 Value = 0; - UINT32 BankOffset; - - FUNCTION_TRACE ("AcpiHwRegisterRead"); - - if (ACPI_MTX_LOCK == UseLock) - { - AcpiCmAcquireMutex (ACPI_MTX_HARDWARE); - } - - - switch (REGISTER_BLOCK_ID(RegisterId)) - { - case PM1_STS: /* 16-bit access */ - - Value = AcpiHwLowLevelRead (16, &AcpiGbl_FADT->XPm1aEvtBlk, 0); - Value |= AcpiHwLowLevelRead (16, &AcpiGbl_FADT->XPm1bEvtBlk, 0); - break; - - - case PM1_EN: /* 16-bit access*/ - - BankOffset = DIV_2 (AcpiGbl_FADT->Pm1EvtLen); - Value = AcpiHwLowLevelRead (16, &AcpiGbl_FADT->XPm1aEvtBlk, BankOffset); - Value |= AcpiHwLowLevelRead (16, &AcpiGbl_FADT->XPm1bEvtBlk, BankOffset); - break; - - - case PM1_CONTROL: /* 16-bit access */ - - Value = AcpiHwLowLevelRead (16, &AcpiGbl_FADT->XPm1aCntBlk, 0); - Value |= AcpiHwLowLevelRead (16, &AcpiGbl_FADT->XPm1bCntBlk, 0); - break; - - - case PM2_CONTROL: /* 8-bit access */ - - Value = AcpiHwLowLevelRead (8, &AcpiGbl_FADT->XPm2CntBlk, 0); - break; - - - case PM_TIMER: /* 32-bit access */ - - Value = AcpiHwLowLevelRead (32, &AcpiGbl_FADT->XPmTmrBlk, 0); - break; - - - case GPE0_STS_BLOCK: /* 8-bit access */ - - Value = AcpiHwLowLevelRead (8, &AcpiGbl_FADT->XGpe0Blk, 0); - break; - - - case GPE0_EN_BLOCK: /* 8-bit access */ - - BankOffset = DIV_2 (AcpiGbl_FADT->Gpe0BlkLen); - Value = AcpiHwLowLevelRead (8, &AcpiGbl_FADT->XGpe0Blk, BankOffset); - break; - - - case GPE1_STS_BLOCK: /* 8-bit access */ - - Value = AcpiHwLowLevelRead (8, &AcpiGbl_FADT->XGpe1Blk, 0); - break; - - - case GPE1_EN_BLOCK: /* 8-bit access */ - - BankOffset = DIV_2 (AcpiGbl_FADT->Gpe1BlkLen); - Value = AcpiHwLowLevelRead (8, &AcpiGbl_FADT->XGpe1Blk, BankOffset); - break; - - - case SMI_CMD_BLOCK: /* 8bit */ - - Value = (UINT32) AcpiOsIn8 (AcpiGbl_FADT->SmiCmd); - break; - - - default: - Value = 0; - break; - } - - - if (ACPI_MTX_LOCK == UseLock) - { - AcpiCmReleaseMutex (ACPI_MTX_HARDWARE); - } - - return_VALUE (Value); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiHwRegisterWrite - * - * PARAMETERS: UseLock - Mutex hw access. - * RegisterId - RegisterID + Offset. - * - * RETURN: Value read or written. - * - * DESCRIPTION: Acpi register Write function. Registers are written at the - * given offset. - * - ******************************************************************************/ - -void -AcpiHwRegisterWrite ( - BOOLEAN UseLock, - UINT32 RegisterId, - UINT32 Value) -{ - UINT32 BankOffset; - - FUNCTION_TRACE ("AcpiHwRegisterWrite"); - - - if (ACPI_MTX_LOCK == UseLock) - { - AcpiCmAcquireMutex (ACPI_MTX_HARDWARE); - } - - - switch (REGISTER_BLOCK_ID (RegisterId)) - { - case PM1_STS: /* 16-bit access */ - - AcpiHwLowLevelWrite (16, Value, &AcpiGbl_FADT->XPm1aEvtBlk, 0); - AcpiHwLowLevelWrite (16, Value, &AcpiGbl_FADT->XPm1bEvtBlk, 0); - break; - - - case PM1_EN: /* 16-bit access*/ - - BankOffset = DIV_2 (AcpiGbl_FADT->Pm1EvtLen); - AcpiHwLowLevelWrite (16, Value, &AcpiGbl_FADT->XPm1aEvtBlk, BankOffset); - AcpiHwLowLevelWrite (16, Value, &AcpiGbl_FADT->XPm1bEvtBlk, BankOffset); - break; - - - case PM1_CONTROL: /* 16-bit access */ - - AcpiHwLowLevelWrite (16, Value, &AcpiGbl_FADT->XPm1aCntBlk, 0); - AcpiHwLowLevelWrite (16, Value, &AcpiGbl_FADT->XPm1bCntBlk, 0); - break; - - - case PM1A_CONTROL: /* 16-bit access */ - - AcpiHwLowLevelWrite (16, Value, &AcpiGbl_FADT->XPm1aCntBlk, 0); - break; - - - case PM1B_CONTROL: /* 16-bit access */ - - AcpiHwLowLevelWrite (16, Value, &AcpiGbl_FADT->XPm1bCntBlk, 0); - break; - - - case PM2_CONTROL: /* 8-bit access */ - - AcpiHwLowLevelWrite (8, Value, &AcpiGbl_FADT->XPm2CntBlk, 0); - break; - - - case PM_TIMER: /* 32-bit access */ - - AcpiHwLowLevelWrite (32, Value, &AcpiGbl_FADT->XPmTmrBlk, 0); - break; - - - case GPE0_STS_BLOCK: /* 8-bit access */ - - AcpiHwLowLevelWrite (8, Value, &AcpiGbl_FADT->XGpe0Blk, 0); - break; - - - case GPE0_EN_BLOCK: /* 8-bit access */ - - BankOffset = DIV_2 (AcpiGbl_FADT->Gpe0BlkLen); - AcpiHwLowLevelWrite (8, Value, &AcpiGbl_FADT->XGpe0Blk, BankOffset); - break; - - - case GPE1_STS_BLOCK: /* 8-bit access */ - - AcpiHwLowLevelWrite (8, Value, &AcpiGbl_FADT->XGpe1Blk, 0); - break; - - - case GPE1_EN_BLOCK: /* 8-bit access */ - - BankOffset = DIV_2 (AcpiGbl_FADT->Gpe1BlkLen); - AcpiHwLowLevelWrite (8, Value, &AcpiGbl_FADT->XGpe1Blk, BankOffset); - break; - - - case SMI_CMD_BLOCK: /* 8bit */ - - /* For 2.0, SMI_CMD is always in IO space */ - /* TBD: what about 1.0? 0.71? */ - - AcpiOsOut8 (AcpiGbl_FADT->SmiCmd, (UINT8) Value); - break; - - - default: - Value = 0; - break; - } - - - if (ACPI_MTX_LOCK == UseLock) - { - AcpiCmReleaseMutex (ACPI_MTX_HARDWARE); - } - - return_VOID; -} - - -/****************************************************************************** - * - * FUNCTION: AcpiHwLowLevelRead - * - * PARAMETERS: Register - GAS register structure - * Offset - Offset from the base address in the GAS - * Width - 8, 16, or 32 - * - * RETURN: Value read - * - * DESCRIPTION: Read from either memory, IO, or PCI config space. - * - ******************************************************************************/ - -UINT32 -AcpiHwLowLevelRead ( - UINT32 Width, - ACPI_GAS *Reg, - UINT32 Offset) -{ - UINT32 Value = 0; - ACPI_PHYSICAL_ADDRESS MemAddress; - ACPI_IO_ADDRESS IoAddress; - UINT32 PciRegister; - UINT32 PciDevFunc; - - - /* - * Must have a valid pointer to a GAS structure, and - * a non-zero address within - */ - if ((!Reg) || - (!ACPI_VALID_ADDRESS (Reg->Address))) - { - return 0; - } - - - /* - * Three address spaces supported: - * Memory, Io, or PCI config. - */ - - switch (Reg->AddressSpaceId) - { - case ADDRESS_SPACE_SYSTEM_MEMORY: - - MemAddress = (ACPI_PHYSICAL_ADDRESS) (ACPI_GET_ADDRESS (Reg->Address) + Offset); - - switch (Width) - { - case 8: - Value = AcpiOsMemIn8 (MemAddress); - break; - case 16: - Value = AcpiOsMemIn16 (MemAddress); - break; - case 32: - Value = AcpiOsMemIn32 (MemAddress); - break; - } - break; - - - case ADDRESS_SPACE_SYSTEM_IO: - - IoAddress = (ACPI_IO_ADDRESS) (ACPI_GET_ADDRESS (Reg->Address) + Offset); - - switch (Width) - { - case 8: - Value = AcpiOsIn8 (IoAddress); - break; - case 16: - Value = AcpiOsIn16 (IoAddress); - break; - case 32: - Value = AcpiOsIn32 (IoAddress); - break; - } - break; - - - case ADDRESS_SPACE_PCI_CONFIG: - - PciDevFunc = ACPI_PCI_DEVFUN (ACPI_GET_ADDRESS (Reg->Address)); - PciRegister = ACPI_PCI_REGISTER (ACPI_GET_ADDRESS (Reg->Address)) + Offset; - - switch (Width) - { - case 8: - AcpiOsReadPciCfgByte (0, PciDevFunc, PciRegister, (UINT8 *) &Value); - break; - case 16: - AcpiOsReadPciCfgWord (0, PciDevFunc, PciRegister, (UINT16 *) &Value); - break; - case 32: - AcpiOsReadPciCfgDword (0, PciDevFunc, PciRegister, (UINT32 *) &Value); - break; - } - break; - } - - return Value; -} - - -/****************************************************************************** - * - * FUNCTION: AcpiHwLowLevelWrite - * - * PARAMETERS: Width - 8, 16, or 32 - * Value - To be written - * Register - GAS register structure - * Offset - Offset from the base address in the GAS - * - * - * RETURN: Value read - * - * DESCRIPTION: Read from either memory, IO, or PCI config space. - * - ******************************************************************************/ - -void -AcpiHwLowLevelWrite ( - UINT32 Width, - UINT32 Value, - ACPI_GAS *Reg, - UINT32 Offset) -{ - ACPI_PHYSICAL_ADDRESS MemAddress; - ACPI_IO_ADDRESS IoAddress; - UINT32 PciRegister; - UINT32 PciDevFunc; - - - /* - * Must have a valid pointer to a GAS structure, and - * a non-zero address within - */ - if ((!Reg) || - (!ACPI_VALID_ADDRESS (Reg->Address))) - { - return; - } - - - /* - * Three address spaces supported: - * Memory, Io, or PCI config. - */ - - switch (Reg->AddressSpaceId) - { - case ADDRESS_SPACE_SYSTEM_MEMORY: - - MemAddress = (ACPI_PHYSICAL_ADDRESS) (ACPI_GET_ADDRESS (Reg->Address) + Offset); - - switch (Width) - { - case 8: - AcpiOsMemOut8 (MemAddress, (UINT8) Value); - break; - case 16: - AcpiOsMemOut16 (MemAddress, (UINT16) Value); - break; - case 32: - AcpiOsMemOut32 (MemAddress, (UINT32) Value); - break; - } - break; - - - case ADDRESS_SPACE_SYSTEM_IO: - - IoAddress = (ACPI_IO_ADDRESS) (ACPI_GET_ADDRESS (Reg->Address) + Offset); - - switch (Width) - { - case 8: - AcpiOsOut8 (IoAddress, (UINT8) Value); - break; - case 16: - AcpiOsOut16 (IoAddress, (UINT16) Value); - break; - case 32: - AcpiOsOut32 (IoAddress, (UINT32) Value); - break; - } - break; - - - case ADDRESS_SPACE_PCI_CONFIG: - - PciDevFunc = ACPI_PCI_DEVFUN (ACPI_GET_ADDRESS (Reg->Address)); - PciRegister = ACPI_PCI_REGISTER (ACPI_GET_ADDRESS (Reg->Address)) + Offset; - - switch (Width) - { - case 8: - AcpiOsWritePciCfgByte (0, PciDevFunc, PciRegister, (UINT8) Value); - break; - case 16: - AcpiOsWritePciCfgWord (0, PciDevFunc, PciRegister, (UINT16) Value); - break; - case 32: - AcpiOsWritePciCfgDword (0, PciDevFunc, PciRegister, (UINT32) Value); - break; - } - break; - } -} diff --git a/sys/contrib/dev/acpica/Subsystem/Hardware/hwsleep.c b/sys/contrib/dev/acpica/Subsystem/Hardware/hwsleep.c deleted file mode 100644 index ba7b341e74d23..0000000000000 --- a/sys/contrib/dev/acpica/Subsystem/Hardware/hwsleep.c +++ /dev/null @@ -1,295 +0,0 @@ - -/****************************************************************************** - * - * Name: hwsleep.c - ACPI Hardware Sleep/Wake Interface - * $Revision: 7 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. - * All rights reserved. - * - * 2. License - * - * 2.1. This is your license from Intel Corp. under its intellectual property - * rights. You may have additional license terms from the party that provided - * you this software, covering your right to use that party's intellectual - * property rights. - * - * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a - * copy of the source code appearing in this file ("Covered Code") an - * irrevocable, perpetual, worldwide license under Intel's copyrights in the - * base code distributed originally by Intel ("Original Intel Code") to copy, - * make derivatives, distribute, use and display any portion of the Covered - * Code in any form, with the right to sublicense such rights; and - * - * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent - * license (with the right to sublicense), under only those claims of Intel - * patents that are infringed by the Original Intel Code, to make, use, sell, - * offer to sell, and import the Covered Code and derivative works thereof - * solely to the minimum extent necessary to exercise the above copyright - * license, and in no event shall the patent license extend to any additions - * to or modifications of the Original Intel Code. No other license or right - * is granted directly or by implication, estoppel or otherwise; - * - * The above copyright and patent license is granted only if the following - * conditions are met: - * - * 3. Conditions - * - * 3.1. Redistribution of Source with Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification with rights to further distribute source must include - * the above Copyright Notice, the above License, this list of Conditions, - * and the following Disclaimer and Export Compliance provision. In addition, - * Licensee must cause all Covered Code to which Licensee contributes to - * contain a file documenting the changes Licensee made to create that Covered - * Code and the date of any change. Licensee must include in that file the - * documentation of any changes made by any predecessor Licensee. Licensee - * must include a prominent statement that the modification is derived, - * directly or indirectly, from Original Intel Code. - * - * 3.2. Redistribution of Source with no Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification without rights to further distribute source must - * include the following Disclaimer and Export Compliance provision in the - * documentation and/or other materials provided with distribution. In - * addition, Licensee may not authorize further sublicense of source of any - * portion of the Covered Code, and must include terms to the effect that the - * license from Licensee to its licensee is limited to the intellectual - * property embodied in the software Licensee provides to its licensee, and - * not to intellectual property embodied in modifications its licensee may - * make. - * - * 3.3. Redistribution of Executable. Redistribution in executable form of any - * substantial portion of the Covered Code or modification must reproduce the - * above Copyright Notice, and the following Disclaimer and Export Compliance - * provision in the documentation and/or other materials provided with the - * distribution. - * - * 3.4. Intel retains all right, title, and interest in and to the Original - * Intel Code. - * - * 3.5. Neither the name Intel nor any other trademark owned or controlled by - * Intel shall be used in advertising or otherwise to promote the sale, use or - * other dealings in products derived from or relating to the Covered Code - * without prior written authorization from Intel. - * - * 4. Disclaimer and Export Compliance - * - * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED - * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE - * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, - * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY - * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY - * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A - * PARTICULAR PURPOSE. - * - * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES - * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR - * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, - * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY - * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL - * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS - * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY - * LIMITED REMEDY. - * - * 4.3. Licensee shall not export, either directly or indirectly, any of this - * software or system incorporating such software without first obtaining any - * required license or other approval from the U. S. Department of Commerce or - * any other agency or department of the United States Government. In the - * event Licensee exports any such software from the United States or - * re-exports any such software from a foreign destination, Licensee shall - * ensure that the distribution and export/re-export of the software is in - * compliance with all laws, regulations, orders, or other restrictions of the - * U.S. Export Administration Regulations. Licensee agrees that neither it nor - * any of its subsidiaries will export/re-export any technical data, process, - * software, or service, directly or indirectly, to any country for which the - * United States government or any agency thereof requires an export license, - * other governmental approval, or letter of assurance, without first obtaining - * such license, approval or letter. - * - *****************************************************************************/ - -#include "acpi.h" -#include "acnamesp.h" -#include "achware.h" - -#define _COMPONENT HARDWARE - MODULE_NAME ("hwsleep") - - -/****************************************************************************** - * - * FUNCTION: AcpiSetFirmwareWakingVector - * - * PARAMETERS: PhysicalAddress - Physical address of ACPI real mode - * entry point. - * - * RETURN: AE_OK or AE_ERROR - * - * DESCRIPTION: Access function for dFirmwareWakingVector field in FACS - * - ******************************************************************************/ - -ACPI_STATUS -AcpiSetFirmwareWakingVector ( - ACPI_PHYSICAL_ADDRESS PhysicalAddress) -{ - - FUNCTION_TRACE ("AcpiSetFirmwareWakingVector"); - - - /* Make sure that we have an FACS */ - - if (!AcpiGbl_FACS) - { - return_ACPI_STATUS (AE_NO_ACPI_TABLES); - } - - /* Set the vector */ - - if (AcpiGbl_FACS->VectorWidth == 32) - { - * (UINT32 *) AcpiGbl_FACS->FirmwareWakingVector = (UINT32) PhysicalAddress; - } - else - { - *AcpiGbl_FACS->FirmwareWakingVector = PhysicalAddress; - } - - return_ACPI_STATUS (AE_OK); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiGetFirmwareWakingVector - * - * PARAMETERS: *PhysicalAddress - Output buffer where contents of - * the FirmwareWakingVector field of - * the FACS will be stored. - * - * RETURN: Status - * - * DESCRIPTION: Access function for dFirmwareWakingVector field in FACS - * - ******************************************************************************/ - -ACPI_STATUS -AcpiGetFirmwareWakingVector ( - ACPI_PHYSICAL_ADDRESS *PhysicalAddress) -{ - - FUNCTION_TRACE ("AcpiGetFirmwareWakingVector"); - - - if (!PhysicalAddress) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - /* Make sure that we have an FACS */ - - if (!AcpiGbl_FACS) - { - return_ACPI_STATUS (AE_NO_ACPI_TABLES); - } - - /* Get the vector */ - - if (AcpiGbl_FACS->VectorWidth == 32) - { - *PhysicalAddress = * (UINT32 *) AcpiGbl_FACS->FirmwareWakingVector; - } - else - { - *PhysicalAddress = *AcpiGbl_FACS->FirmwareWakingVector; - } - - return_ACPI_STATUS (AE_OK); -} - -/****************************************************************************** - * - * FUNCTION: AcpiEnterSleepState - * - * PARAMETERS: SleepState - Which sleep state to enter - * - * RETURN: Status - * - * DESCRIPTION: Enter a system sleep state (see ACPI 2.0 spec p 231) - * - ******************************************************************************/ - -ACPI_STATUS -AcpiEnterSleepState ( - UINT8 SleepState) -{ - ACPI_STATUS Status; - ACPI_OBJECT_LIST ArgList; - ACPI_OBJECT Arg; - UINT8 TypeA; - UINT8 TypeB; - UINT16 PM1AControl; - UINT16 PM1BControl; - - FUNCTION_TRACE ("AcpiEnterSleepState"); - - /* - * _PSW methods could be run here to enable wake-on keyboard, LAN, etc. - */ - - Status = AcpiHwObtainSleepTypeRegisterData(SleepState, &TypeA, &TypeB); - - if (!ACPI_SUCCESS(Status)) - { - return Status; - } - - /* run the _PTS and _GTS methods */ - MEMSET(&ArgList, 0, sizeof(ArgList)); - ArgList.Count = 1; - ArgList.Pointer = &Arg; - - MEMSET(&Arg, 0, sizeof(Arg)); - Arg.Type = ACPI_TYPE_INTEGER; - Arg.Integer.Value = SleepState; - - AcpiEvaluateObject(NULL, "\\_PTS", &ArgList, NULL); - AcpiEvaluateObject(NULL, "\\_GTS", &ArgList, NULL); - - /* clear wake status */ - AcpiHwRegisterBitAccess(ACPI_WRITE, ACPI_MTX_LOCK, WAK_STS, 1); - - PM1AControl = (UINT16) AcpiHwRegisterRead(ACPI_MTX_LOCK, PM1_CONTROL); - - /* mask off SLP_EN and SLP_TYP fields */ - PM1AControl &= 0xC3FF; - - /* mask in SLP_EN */ - PM1AControl |= (1 << AcpiHwGetBitShift (SLP_EN_MASK)); - - PM1BControl = PM1AControl; - - /* mask in SLP_TYP */ - PM1AControl |= (TypeA << AcpiHwGetBitShift (SLP_TYPE_X_MASK)); - PM1BControl |= (TypeB << AcpiHwGetBitShift (SLP_TYPE_X_MASK)); - - DEBUG_PRINT(ACPI_OK, ("Entering S%d\n", SleepState)); - - disable(); - - AcpiHwRegisterWrite(ACPI_MTX_LOCK, PM1A_CONTROL, PM1AControl); - AcpiHwRegisterWrite(ACPI_MTX_LOCK, PM1B_CONTROL, PM1BControl); - AcpiHwRegisterWrite(ACPI_MTX_LOCK, PM1_CONTROL, - (1 << AcpiHwGetBitShift (SLP_EN_MASK))); - - enable(); - - return_ACPI_STATUS (AE_OK); -} diff --git a/sys/contrib/dev/acpica/Subsystem/Hardware/hwtimer.c b/sys/contrib/dev/acpica/Subsystem/Hardware/hwtimer.c deleted file mode 100644 index 52139ed6a25b4..0000000000000 --- a/sys/contrib/dev/acpica/Subsystem/Hardware/hwtimer.c +++ /dev/null @@ -1,307 +0,0 @@ - -/****************************************************************************** - * - * Name: hwtimer.c - ACPI Power Management Timer Interface - * $Revision: 5 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999, 2000, 2001, Intel Corp. - * All rights reserved. - * - * 2. License - * - * 2.1. This is your license from Intel Corp. under its intellectual property - * rights. You may have additional license terms from the party that provided - * you this software, covering your right to use that party's intellectual - * property rights. - * - * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a - * copy of the source code appearing in this file ("Covered Code") an - * irrevocable, perpetual, worldwide license under Intel's copyrights in the - * base code distributed originally by Intel ("Original Intel Code") to copy, - * make derivatives, distribute, use and display any portion of the Covered - * Code in any form, with the right to sublicense such rights; and - * - * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent - * license (with the right to sublicense), under only those claims of Intel - * patents that are infringed by the Original Intel Code, to make, use, sell, - * offer to sell, and import the Covered Code and derivative works thereof - * solely to the minimum extent necessary to exercise the above copyright - * license, and in no event shall the patent license extend to any additions - * to or modifications of the Original Intel Code. No other license or right - * is granted directly or by implication, estoppel or otherwise; - * - * The above copyright and patent license is granted only if the following - * conditions are met: - * - * 3. Conditions - * - * 3.1. Redistribution of Source with Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification with rights to further distribute source must include - * the above Copyright Notice, the above License, this list of Conditions, - * and the following Disclaimer and Export Compliance provision. In addition, - * Licensee must cause all Covered Code to which Licensee contributes to - * contain a file documenting the changes Licensee made to create that Covered - * Code and the date of any change. Licensee must include in that file the - * documentation of any changes made by any predecessor Licensee. Licensee - * must include a prominent statement that the modification is derived, - * directly or indirectly, from Original Intel Code. - * - * 3.2. Redistribution of Source with no Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification without rights to further distribute source must - * include the following Disclaimer and Export Compliance provision in the - * documentation and/or other materials provided with distribution. In - * addition, Licensee may not authorize further sublicense of source of any - * portion of the Covered Code, and must include terms to the effect that the - * license from Licensee to its licensee is limited to the intellectual - * property embodied in the software Licensee provides to its licensee, and - * not to intellectual property embodied in modifications its licensee may - * make. - * - * 3.3. Redistribution of Executable. Redistribution in executable form of any - * substantial portion of the Covered Code or modification must reproduce the - * above Copyright Notice, and the following Disclaimer and Export Compliance - * provision in the documentation and/or other materials provided with the - * distribution. - * - * 3.4. Intel retains all right, title, and interest in and to the Original - * Intel Code. - * - * 3.5. Neither the name Intel nor any other trademark owned or controlled by - * Intel shall be used in advertising or otherwise to promote the sale, use or - * other dealings in products derived from or relating to the Covered Code - * without prior written authorization from Intel. - * - * 4. Disclaimer and Export Compliance - * - * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED - * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE - * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, - * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY - * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY - * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A - * PARTICULAR PURPOSE. - * - * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES - * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR - * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, - * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY - * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL - * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS - * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY - * LIMITED REMEDY. - * - * 4.3. Licensee shall not export, either directly or indirectly, any of this - * software or system incorporating such software without first obtaining any - * required license or other approval from the U. S. Department of Commerce or - * any other agency or department of the United States Government. In the - * event Licensee exports any such software from the United States or - * re-exports any such software from a foreign destination, Licensee shall - * ensure that the distribution and export/re-export of the software is in - * compliance with all laws, regulations, orders, or other restrictions of the - * U.S. Export Administration Regulations. Licensee agrees that neither it nor - * any of its subsidiaries will export/re-export any technical data, process, - * software, or service, directly or indirectly, to any country for which the - * United States government or any agency thereof requires an export license, - * other governmental approval, or letter of assurance, without first obtaining - * such license, approval or letter. - * - *****************************************************************************/ - -#include "acpi.h" -#include "achware.h" - -#define _COMPONENT HARDWARE - MODULE_NAME ("hwtimer") - - -/****************************************************************************** - * - * FUNCTION: AcpiGetTimerResolution - * - * PARAMETERS: none - * - * RETURN: Number of bits of resolution in the PM Timer (24 or 32). - * - * DESCRIPTION: Obtains resolution of the ACPI PM Timer. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiGetTimerResolution ( - UINT32 *Resolution) -{ - FUNCTION_TRACE ("AcpiGetTimerResolution"); - - if (!Resolution) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - if (0 == AcpiGbl_FADT->TmrValExt) - { - *Resolution = 24; - } - else - { - *Resolution = 32; - } - - return_ACPI_STATUS (AE_OK); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiGetTimer - * - * PARAMETERS: none - * - * RETURN: Current value of the ACPI PM Timer (in ticks). - * - * DESCRIPTION: Obtains current value of ACPI PM Timer. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiGetTimer ( - UINT32 *Ticks) -{ - FUNCTION_TRACE ("AcpiGetTimer"); - - if (!Ticks) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - *Ticks = AcpiOsIn32 ((ACPI_IO_ADDRESS) ACPI_GET_ADDRESS (AcpiGbl_FADT->XPmTmrBlk.Address)); - - return_ACPI_STATUS (AE_OK); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiGetTimerDuration - * - * PARAMETERS: StartTicks - * EndTicks - * TimeElapsed - * - * RETURN: TimeElapsed - * - * DESCRIPTION: Computes the time elapsed (in microseconds) between two - * PM Timer time stamps, taking into account the possibility of - * rollovers, the timer resolution, and timer frequency. - * - * The PM Timer's clock ticks at roughly 3.6 times per - * _microsecond_, and its clock continues through Cx state - * transitions (unlike many CPU timestamp counters) -- making it - * a versatile and accurate timer. - * - * Note that this function accomodates only a single timer - * rollover. Thus for 24-bit timers, this function should only - * be used for calculating durations less than ~4.6 seconds - * (~20 hours for 32-bit timers). - * - ******************************************************************************/ - -ACPI_STATUS -AcpiGetTimerDuration ( - UINT32 StartTicks, - UINT32 EndTicks, - UINT32 *TimeElapsed) -{ - UINT32 DeltaTicks = 0; - UINT32 Seconds = 0; - UINT32 Milliseconds = 0; - UINT32 Microseconds = 0; - UINT32 Remainder = 0; - - FUNCTION_TRACE ("AcpiGetTimerDuration"); - - if (!TimeElapsed) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - /* - * Compute Tick Delta: - * ------------------- - * Handle (max one) timer rollovers on 24- versus 32-bit timers. - */ - if (StartTicks < EndTicks) - { - DeltaTicks = EndTicks - StartTicks; - } - else if (StartTicks > EndTicks) - { - /* 24-bit Timer */ - if (0 == AcpiGbl_FADT->TmrValExt) - { - DeltaTicks = (((0x00FFFFFF - StartTicks) + EndTicks) & 0x00FFFFFF); - } - /* 32-bit Timer */ - else - { - DeltaTicks = (0xFFFFFFFF - StartTicks) + EndTicks; - } - } - else - { - *TimeElapsed = 0; - return_ACPI_STATUS (AE_OK); - } - - /* - * Compute Duration: - * ----------------- - * Since certain compilers (gcc/Linux, argh!) don't support 64-bit - * divides in kernel-space we have to do some trickery to preserve - * accuracy while using 32-bit math. - * - * TODO: Change to use 64-bit math when supported. - * - * The process is as follows: - * 1. Compute the number of seconds by dividing Delta Ticks by - * the timer frequency. - * 2. Compute the number of milliseconds in the remainder from step #1 - * by multiplying by 1000 and then dividing by the timer frequency. - * 3. Compute the number of microseconds in the remainder from step #2 - * by multiplying by 1000 and then dividing by the timer frequency. - * 4. Add the results from steps 1, 2, and 3 to get the total duration. - * - * Example: The time elapsed for DeltaTicks = 0xFFFFFFFF should be - * 1199864031 microseconds. This is computed as follows: - * Step #1: Seconds = 1199; Remainder = 3092840 - * Step #2: Milliseconds = 864; Remainder = 113120 - * Step #3: Microseconds = 31; Remainder = <don't care!> - */ - - /* Step #1 */ - Seconds = DeltaTicks / PM_TIMER_FREQUENCY; - Remainder = DeltaTicks % PM_TIMER_FREQUENCY; - - /* Step #2 */ - Milliseconds = (Remainder * 1000) / PM_TIMER_FREQUENCY; - Remainder = (Remainder * 1000) % PM_TIMER_FREQUENCY; - - /* Step #3 */ - Microseconds = (Remainder * 1000) / PM_TIMER_FREQUENCY; - - /* Step #4 */ - *TimeElapsed = Seconds * 1000000; - *TimeElapsed += Milliseconds * 1000; - *TimeElapsed += Microseconds; - - return_ACPI_STATUS (AE_OK); -} - - diff --git a/sys/contrib/dev/acpica/Subsystem/Hardware/hwxface.c b/sys/contrib/dev/acpica/Subsystem/Hardware/hwxface.c deleted file mode 100644 index 3bece9a0a1f3f..0000000000000 --- a/sys/contrib/dev/acpica/Subsystem/Hardware/hwxface.c +++ /dev/null @@ -1,737 +0,0 @@ - -/****************************************************************************** - * - * Name: hwxface.c - Hardware access external interfaces - * $Revision: 37 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999, 2000, Intel Corp. - * All rights reserved. - * - * 2. License - * - * 2.1. This is your license from Intel Corp. under its intellectual property - * rights. You may have additional license terms from the party that provided - * you this software, covering your right to use that party's intellectual - * property rights. - * - * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a - * copy of the source code appearing in this file ("Covered Code") an - * irrevocable, perpetual, worldwide license under Intel's copyrights in the - * base code distributed originally by Intel ("Original Intel Code") to copy, - * make derivatives, distribute, use and display any portion of the Covered - * Code in any form, with the right to sublicense such rights; and - * - * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent - * license (with the right to sublicense), under only those claims of Intel - * patents that are infringed by the Original Intel Code, to make, use, sell, - * offer to sell, and import the Covered Code and derivative works thereof - * solely to the minimum extent necessary to exercise the above copyright - * license, and in no event shall the patent license extend to any additions - * to or modifications of the Original Intel Code. No other license or right - * is granted directly or by implication, estoppel or otherwise; - * - * The above copyright and patent license is granted only if the following - * conditions are met: - * - * 3. Conditions - * - * 3.1. Redistribution of Source with Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification with rights to further distribute source must include - * the above Copyright Notice, the above License, this list of Conditions, - * and the following Disclaimer and Export Compliance provision. In addition, - * Licensee must cause all Covered Code to which Licensee contributes to - * contain a file documenting the changes Licensee made to create that Covered - * Code and the date of any change. Licensee must include in that file the - * documentation of any changes made by any predecessor Licensee. Licensee - * must include a prominent statement that the modification is derived, - * directly or indirectly, from Original Intel Code. - * - * 3.2. Redistribution of Source with no Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification without rights to further distribute source must - * include the following Disclaimer and Export Compliance provision in the - * documentation and/or other materials provided with distribution. In - * addition, Licensee may not authorize further sublicense of source of any - * portion of the Covered Code, and must include terms to the effect that the - * license from Licensee to its licensee is limited to the intellectual - * property embodied in the software Licensee provides to its licensee, and - * not to intellectual property embodied in modifications its licensee may - * make. - * - * 3.3. Redistribution of Executable. Redistribution in executable form of any - * substantial portion of the Covered Code or modification must reproduce the - * above Copyright Notice, and the following Disclaimer and Export Compliance - * provision in the documentation and/or other materials provided with the - * distribution. - * - * 3.4. Intel retains all right, title, and interest in and to the Original - * Intel Code. - * - * 3.5. Neither the name Intel nor any other trademark owned or controlled by - * Intel shall be used in advertising or otherwise to promote the sale, use or - * other dealings in products derived from or relating to the Covered Code - * without prior written authorization from Intel. - * - * 4. Disclaimer and Export Compliance - * - * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED - * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE - * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, - * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY - * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY - * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A - * PARTICULAR PURPOSE. - * - * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES - * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR - * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, - * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY - * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL - * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS - * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY - * LIMITED REMEDY. - * - * 4.3. Licensee shall not export, either directly or indirectly, any of this - * software or system incorporating such software without first obtaining any - * required license or other approval from the U. S. Department of Commerce or - * any other agency or department of the United States Government. In the - * event Licensee exports any such software from the United States or - * re-exports any such software from a foreign destination, Licensee shall - * ensure that the distribution and export/re-export of the software is in - * compliance with all laws, regulations, orders, or other restrictions of the - * U.S. Export Administration Regulations. Licensee agrees that neither it nor - * any of its subsidiaries will export/re-export any technical data, process, - * software, or service, directly or indirectly, to any country for which the - * United States government or any agency thereof requires an export license, - * other governmental approval, or letter of assurance, without first obtaining - * such license, approval or letter. - * - *****************************************************************************/ - -#include "acpi.h" -#include "acnamesp.h" -#include "achware.h" - -#define _COMPONENT HARDWARE - MODULE_NAME ("hwxface") - - -/****************************************************************************** - * - * Hardware globals - * - ******************************************************************************/ - - -ACPI_C_STATE_HANDLER AcpiHwCxHandlers[MAX_CX_STATES] = - {NULL, AcpiHwEnterC1, NULL, NULL}; - -UINT32 AcpiHwActiveCxState = 1; - - -/**************************************************************************** - * - * FUNCTION: AcpiGetProcessorThrottlingInfo - * - * PARAMETERS: ProcessorHandle - handle for the cpu to get info about - * UserBuffer - caller supplied buffer - * - * RETURN: Status of function - * - * DESCRIPTION: Get throttling capabilities for the processor, this routine - * builds the data directly into the callers buffer - * - ****************************************************************************/ - -ACPI_STATUS -AcpiGetProcessorThrottlingInfo ( - ACPI_HANDLE ProcessorHandle, - ACPI_BUFFER *UserBuffer) -{ - NATIVE_UINT PercentStep; - NATIVE_UINT NextPercent; - NATIVE_UINT NumThrottleStates; - NATIVE_UINT BufferSpaceNeeded; - NATIVE_UINT i; - UINT8 DutyWidth; - ACPI_NAMESPACE_NODE *CpuNode; - ACPI_OPERAND_OBJECT *CpuObj; - ACPI_CPU_THROTTLING_STATE *StatePtr; - - - FUNCTION_TRACE ("AcpiGetProcessorThrottlingInfo"); - - - /* - * Have to at least have a buffer to return info in - */ - if (!UserBuffer) - { - return_ACPI_STATUS(AE_BAD_PARAMETER); - } - - /* - * Convert and validate the device handle - */ - - CpuNode = AcpiNsConvertHandleToEntry (ProcessorHandle); - if (!CpuNode) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - /* - * Check for an existing internal object - */ - - CpuObj = AcpiNsGetAttachedObject ((ACPI_HANDLE) CpuNode); - if (!CpuObj) - { - return_ACPI_STATUS (AE_NOT_FOUND); - } - - /* - * (Duty Width on IA-64 is zero) - */ - DutyWidth = AcpiGbl_FADT->DutyWidth; - - /* - * P0 must always have a P_BLK all others may be null - * in either case, we can't throttle a processor that has no P_BLK - * - * Also if no Duty width, one state and it is 100% - * - */ - if (!CpuObj->Processor.Length || !DutyWidth || - (ACPI_UINT16_MAX < CpuObj->Processor.Address)) - { - /* - * AcpiEven though we can't throttle, we still have one state (100%) - */ - NumThrottleStates = 1; - } - - else - { - NumThrottleStates = (int) AcpiHwLocalPow (2,DutyWidth); - } - - BufferSpaceNeeded = NumThrottleStates * sizeof (ACPI_CPU_THROTTLING_STATE); - - if ((UserBuffer->Length < BufferSpaceNeeded) || !UserBuffer->Pointer) - { - UserBuffer->Length = BufferSpaceNeeded; - return_ACPI_STATUS (AE_BUFFER_OVERFLOW); - } - - UserBuffer->Length = BufferSpaceNeeded; - StatePtr = (ACPI_CPU_THROTTLING_STATE *) UserBuffer->Pointer; - PercentStep = 1000 / NumThrottleStates; - - /* - * Build each entry in the buffer. Note that we're using the value - * 1000 and dividing each state by 10 to better avoid round-off - * accumulation. Also note that the throttling STATES are ordered - * sequentially from 100% (state 0) on down (e.g. 87.5% = state 1), - * which is exactly opposite from duty cycle values (12.5% = state 1). - */ - for (i = 0, NextPercent = 1000; i < NumThrottleStates; i++) - { - StatePtr[i].StateNumber = i; - StatePtr[i].PercentOfClock = NextPercent / 10; - NextPercent -= PercentStep; - } - - return_ACPI_STATUS(AE_OK); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiGetProcessorThrottlingState - * - * PARAMETERS: ProcessorHandle - handle for the cpu to throttle - * ThrottleState - throttling state to enter - * - * RETURN: Status of function - * - * DESCRIPTION: Get current hardware throttling state - * - ****************************************************************************/ - -ACPI_STATUS -AcpiGetProcessorThrottlingState ( - ACPI_HANDLE ProcessorHandle, - UINT32 *ThrottleState) -{ - ACPI_NAMESPACE_NODE *CpuNode; - ACPI_OPERAND_OBJECT *CpuObj; - UINT32 NumThrottleStates; - UINT32 DutyCycle; - UINT8 DutyOffset; - UINT8 DutyWidth; - - - FUNCTION_TRACE ("AcpiGetProcessorThrottlingState"); - - - /* Convert and validate the device handle */ - - CpuNode = AcpiNsConvertHandleToEntry (ProcessorHandle); - if (!CpuNode || !ThrottleState) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - /* Check for an existing internal object */ - - CpuObj = AcpiNsGetAttachedObject ((ACPI_HANDLE) CpuNode); - if (!CpuObj) - { - return_ACPI_STATUS (AE_NOT_FOUND); - } - - /* - * No Duty fields in IA64 tables - */ - DutyOffset = AcpiGbl_FADT->DutyOffset; - DutyWidth = AcpiGbl_FADT->DutyWidth; - - /* - * Must have a valid P_BLK P0 must have a P_BLK all others may be null - * in either case, we can't thottle a processor that has no P_BLK - * that means we are in the only supported state (0 - 100%) - * - * also, if DutyWidth is zero there are no additional states - */ - if (!CpuObj->Processor.Length || !DutyWidth || - (ACPI_UINT16_MAX < CpuObj->Processor.Address)) - { - *ThrottleState = 0; - return_ACPI_STATUS(AE_OK); - } - - NumThrottleStates = (UINT32) AcpiHwLocalPow (2,DutyWidth); - - /* - * Get the current duty cycle value. - */ - DutyCycle = AcpiHwGetDutyCycle (DutyOffset, - CpuObj->Processor.Address, - NumThrottleStates); - - /* - * Convert duty cycle to throttling state (invert). - */ - if (DutyCycle == 0) - { - *ThrottleState = 0; - } - - else - { - *ThrottleState = NumThrottleStates - DutyCycle; - } - - return_ACPI_STATUS(AE_OK); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiSetProcessorThrottlingState - * - * PARAMETERS: ProcessorHandle - handle for the cpu to throttle - * ThrottleState - throttling state to enter - * - * RETURN: Status of function - * - * DESCRIPTION: Set hardware into requested throttling state, the handle - * passed in must have a valid P_BLK - * - ****************************************************************************/ - -ACPI_STATUS -AcpiSetProcessorThrottlingState ( - ACPI_HANDLE ProcessorHandle, - UINT32 ThrottleState) -{ - ACPI_NAMESPACE_NODE *CpuNode; - ACPI_OPERAND_OBJECT *CpuObj; - UINT32 NumThrottleStates = 0; - UINT8 DutyOffset; - UINT8 DutyWidth; - UINT32 DutyCycle = 0; - - - FUNCTION_TRACE ("AcpiSetProcessorThrottlingState"); - - - /* Convert and validate the device handle */ - - CpuNode = AcpiNsConvertHandleToEntry (ProcessorHandle); - if (!CpuNode) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - /* Check for an existing internal object */ - - CpuObj = AcpiNsGetAttachedObject ((ACPI_HANDLE) CpuNode); - if (!CpuObj) - { - return_ACPI_STATUS (AE_NOT_FOUND); - } - - /* - * No Duty fields in IA64 tables - */ - DutyOffset = AcpiGbl_FADT->DutyOffset; - DutyWidth = AcpiGbl_FADT->DutyWidth; - - /* - * Must have a valid P_BLK P0 must have a P_BLK all others may be null - * in either case, we can't thottle a processor that has no P_BLK - * that means we are in the only supported state (0 - 100%) - * - * also, if DutyWidth is zero there are no additional states - */ - if (!CpuObj->Processor.Length || !DutyWidth || - (ACPI_UINT16_MAX < CpuObj->Processor.Address)) - { - /* - * If caller wants to set the state to the only state we handle - * we're done. - */ - if (ThrottleState == 0) - { - return_ACPI_STATUS (AE_OK); - } - - /* - * Can't set this state - */ - return_ACPI_STATUS (AE_SUPPORT); - } - - NumThrottleStates = (UINT32) AcpiHwLocalPow (2,DutyWidth); - - /* - * Convert throttling state to duty cycle (invert). - */ - if (ThrottleState > 0) - { - DutyCycle = NumThrottleStates - ThrottleState; - } - - /* - * Turn off throttling (don't muck with the h/w while throttling). - */ - AcpiHwDisableThrottling (CpuObj->Processor.Address); - - /* - * Program the throttling state. - */ - AcpiHwProgramDutyCycle (DutyOffset, DutyCycle, - CpuObj->Processor.Address, NumThrottleStates); - - /* - * Only enable throttling for non-zero states (0 - 100%) - */ - if (ThrottleState) - { - AcpiHwEnableThrottling (CpuObj->Processor.Address); - } - - return_ACPI_STATUS(AE_OK); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiGetProcessorCxInfo - * - * PARAMETERS: ProcessorHandle - handle for the cpu return info about - * UserBuffer - caller supplied buffer - * - * RETURN: Status of function - * - * DESCRIPTION: Get Cx state latencies, this routine - * builds the data directly into the callers buffer - * - * - ****************************************************************************/ - -ACPI_STATUS -AcpiGetProcessorCxInfo ( - ACPI_HANDLE ProcessorHandle, - ACPI_BUFFER *UserBuffer) -{ - ACPI_STATUS Status = AE_OK; - UINT32 CxStateLatencies[4] = {0, 0, 0, 0}; - NATIVE_UINT BufferSpaceNeeded = 0; - ACPI_CX_STATE *StatePtr = NULL; - NATIVE_UINT i = 0; - - - FUNCTION_TRACE ("AcpiGetProcessorCxInfo"); - - - /* - * Have to at least have a buffer to return info in - */ - if (!UserBuffer) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - Status = AcpiHwGetCxInfo (CxStateLatencies); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - - BufferSpaceNeeded = 4 * sizeof (ACPI_CX_STATE); - - if ((UserBuffer->Length < BufferSpaceNeeded) || !UserBuffer->Pointer) - { - UserBuffer->Length = BufferSpaceNeeded; - return_ACPI_STATUS (AE_BUFFER_OVERFLOW); - } - - UserBuffer->Length = BufferSpaceNeeded; - - StatePtr = (ACPI_CX_STATE *) UserBuffer->Pointer; - - for (i = 0; i < 4; i++) - { - StatePtr[i].StateNumber = i; - StatePtr[i].Latency = CxStateLatencies[i]; - } - - return_ACPI_STATUS (AE_OK); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiSetProcessorSleepState - * - * PARAMETERS: ProcessorHandle - handle for the cpu return info about - * CxState - the Cx sleeping state (C1-C3) to make - * 'active' - * - * RETURN: Status of function - * - * DESCRIPTION: Sets which Cx state will be used during calls to - * AcpiProcessorSleep () - * - ****************************************************************************/ - -ACPI_STATUS -AcpiSetProcessorSleepState ( - ACPI_HANDLE ProcessorHandle, - UINT32 CxState) -{ - ACPI_STATUS Status; - - - FUNCTION_TRACE ("AcpiSetProcessorSleepState"); - - - Status = AcpiHwSetCx (CxState); - - return_ACPI_STATUS (Status); -} - - -/**************************************************************************** - * - * FUNCTION: AcpiProcessorSleep - * - * PARAMETERS: ProcessorHandle - handle for the cpu to put to sleep (Cx) - * TimeSleeping - time (in microseconds) elapsed while - * sleeping - * - * RETURN: Status of function - * - * DESCRIPTION: Puts the processor into the currently active sleep state (Cx) - * - ****************************************************************************/ - -ACPI_STATUS -AcpiProcessorSleep ( - ACPI_HANDLE ProcessorHandle, - UINT32 *PmTimerTicks) -{ - ACPI_NAMESPACE_NODE *CpuNode = NULL; - ACPI_OPERAND_OBJECT *CpuObj = NULL; - ACPI_IO_ADDRESS Address = 0; - - - /* - * Convert ProcessorHandle to PblkAddres... - */ - - /* Convert and validate the device handle */ - - CpuNode = AcpiNsConvertHandleToEntry (ProcessorHandle); - if (!CpuNode) - { - return (AE_BAD_PARAMETER); - } - - /* Check for an existing internal object */ - - CpuObj = AcpiNsGetAttachedObject ((ACPI_HANDLE) CpuNode); - if (!CpuObj) - { - return (AE_NOT_FOUND); - } - - /* Get the processor register block (P_BLK) address */ - - Address = CpuObj->Processor.Address; - if (!CpuObj->Processor.Length) - { - /* Ensure a NULL addresss (note that P_BLK isn't required for C1) */ - - Address = 0; - } - - /* - * Enter the currently active Cx sleep state. - */ - return (AcpiHwEnterCx (Address, PmTimerTicks)); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiGetTimer - * - * PARAMETERS: none - * - * RETURN: Current value of the ACPI PMT (timer) - * - * DESCRIPTION: Obtains current value of ACPI PMT - * - ******************************************************************************/ - -ACPI_STATUS -AcpiGetTimer ( - UINT32 *OutTicks) -{ - FUNCTION_TRACE ("AcpiGetTimer"); - - - if (!OutTicks) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - *OutTicks = AcpiHwPmtTicks (); - - return_ACPI_STATUS (AE_OK); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiSetFirmwareWakingVector - * - * PARAMETERS: PhysicalAddress - Physical address of ACPI real mode - * entry point. - * - * RETURN: AE_OK or AE_ERROR - * - * DESCRIPTION: Access function for dFirmwareWakingVector field in FACS - * - ******************************************************************************/ - -ACPI_STATUS -AcpiSetFirmwareWakingVector ( - ACPI_PHYSICAL_ADDRESS PhysicalAddress) -{ - - FUNCTION_TRACE ("AcpiSetFirmwareWakingVector"); - - - /* Make sure that we have an FACS */ - - if (!AcpiGbl_FACS) - { - return_ACPI_STATUS (AE_NO_ACPI_TABLES); - } - - /* Set the vector */ - - if (AcpiGbl_FACS->VectorWidth == 32) - { - * (UINT32 *) AcpiGbl_FACS->FirmwareWakingVector = (UINT32) PhysicalAddress; - } - else - { - *AcpiGbl_FACS->FirmwareWakingVector = PhysicalAddress; - } - - return_ACPI_STATUS (AE_OK); -} - - -/****************************************************************************** - * - * FUNCTION: AcpiGetFirmwareWakingVector - * - * PARAMETERS: *PhysicalAddress - Output buffer where contents of - * the FirmwareWakingVector field of - * the FACS will be stored. - * - * RETURN: Status - * - * DESCRIPTION: Access function for dFirmwareWakingVector field in FACS - * - ******************************************************************************/ - -ACPI_STATUS -AcpiGetFirmwareWakingVector ( - ACPI_PHYSICAL_ADDRESS *PhysicalAddress) -{ - - FUNCTION_TRACE ("AcpiGetFirmwareWakingVector"); - - - if (!PhysicalAddress) - { - return_ACPI_STATUS (AE_BAD_PARAMETER); - } - - /* Make sure that we have an FACS */ - - if (!AcpiGbl_FACS) - { - return_ACPI_STATUS (AE_NO_ACPI_TABLES); - } - - /* Get the vector */ - - if (AcpiGbl_FACS->VectorWidth == 32) - { - *PhysicalAddress = * (UINT32 *) AcpiGbl_FACS->FirmwareWakingVector; - } - else - { - *PhysicalAddress = *AcpiGbl_FACS->FirmwareWakingVector; - } - - return_ACPI_STATUS (AE_OK); -} - - |