Machine-dependent ACPI CA Osd routines for i386.
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thorpej
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/* $NetBSD: acpi_machdep.c,v 1.1 2001/09/28 01:46:56 thorpej Exp $ */
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/*
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* Copyright 2001 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Jason R. Thorpe for Wasabi Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Machine-dependent routines for ACPICA.
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*/
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/device.h>
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#include <uvm/uvm_extern.h>
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#include <machine/bus.h>
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#include <dev/acpi/acpica.h>
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#include <dev/acpi/acpivar.h>
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#include <machine/acpi_machdep.h>
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#include <dev/pci/pcivar.h>
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#include <dev/isa/isareg.h>
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#include <dev/isa/isavar.h>
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ACPI_STATUS
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acpi_md_OsInitialize(void)
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{
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/* Nothing to do, yet. */
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return (AE_OK);
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}
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ACPI_STATUS
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acpi_md_OsTerminate(void)
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{
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/* Nothing to do, yet. */
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return (AE_OK);
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}
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ACPI_STATUS
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acpi_md_OsGetRootPointer(UINT32 Flags, ACPI_PHYSICAL_ADDRESS *PhysicalAddress)
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{
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return (AcpiFindRootPointer(Flags, PhysicalAddress));
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}
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ACPI_STATUS
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acpi_md_OsInstallInterruptHandler(UINT32 InterruptNumber,
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OSD_HANDLER ServiceRoutine, void *Context, void **cookiep)
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{
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void *ih;
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/*
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* XXX We currently just use InterruptNumber as a
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* "pre-mapped" PCI IRQ -- double-check that this
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* is OK (talk to Sommerfeld).
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*/
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ih = pci_intr_establish(NULL, InterruptNumber, IPL_HIGH /* XXX */,
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(int (*)(void *)) ServiceRoutine, Context);
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if (ih == NULL)
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return (AE_NO_MEMORY);
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*cookiep = ih;
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return (AE_OK);
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}
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void
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acpi_md_OsRemoveInterruptHandler(void *cookie)
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{
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pci_intr_disestablish(NULL, cookie);
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}
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ACPI_STATUS
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acpi_md_OsMapMemory(ACPI_PHYSICAL_ADDRESS PhysicalAddress,
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UINT32 Length, void **LogicalAddress)
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{
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if (_i386_memio_map(I386_BUS_SPACE_MEM, PhysicalAddress, Length,
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0, (bus_space_handle_t *) LogicalAddress) == 0)
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return (AE_OK);
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return (AE_NO_MEMORY);
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}
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void
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acpi_md_OsUnmapMemory(void *LogicalAddress, UINT32 Length)
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{
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(void) _i386_memio_unmap(I386_BUS_SPACE_MEM,
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(bus_space_handle_t) LogicalAddress, Length, NULL);
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}
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ACPI_STATUS
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acpi_md_OsGetPhysicalAddress(void *LogicalAddress,
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ACPI_PHYSICAL_ADDRESS *PhysicalAddress)
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{
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paddr_t pa;
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if (pmap_extract(pmap_kernel(), (vaddr_t) LogicalAddress, &pa)) {
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*PhysicalAddress = pa;
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return (AE_OK);
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}
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return (AE_ERROR);
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}
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BOOLEAN
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acpi_md_OsReadable(void *Pointer, UINT32 Length)
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{
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BOOLEAN rv = TRUE;
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vaddr_t sva, eva;
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pt_entry_t *pte;
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sva = trunc_page((vaddr_t) Pointer);
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eva = round_page((vaddr_t) Pointer + Length);
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if (sva < VM_MIN_KERNEL_ADDRESS)
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return (FALSE);
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for (; sva < eva; sva += PAGE_SIZE) {
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pte = kvtopte(sva);
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if ((*pte & PG_V) == 0) {
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rv = FALSE;
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break;
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}
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}
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return (rv);
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}
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BOOLEAN
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acpi_md_OsWritable(void *Pointer, UINT32 Length)
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{
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BOOLEAN rv = FALSE;
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vaddr_t sva, eva;
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pt_entry_t *pte;
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sva = trunc_page((vaddr_t) Pointer);
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eva = round_page((vaddr_t) Pointer + Length);
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if (sva < VM_MIN_KERNEL_ADDRESS)
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return (FALSE);
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for (; sva < eva; sva += PAGE_SIZE) {
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pte = kvtopte(sva);
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if ((*pte & (PG_V|PG_W)) != (PG_V|PG_W)) {
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rv = FALSE;
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break;
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}
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}
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return (rv);
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}
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@ -0,0 +1,67 @@
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/* $NetBSD: acpi_machdep.h,v 1.1 2001/09/28 01:47:00 thorpej Exp $ */
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/*
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* Copyright 2001 Wasabi Systems, Inc.
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* All rights reserved.
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*
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* Written by Jason R. Thorpe for Wasabi Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed for the NetBSD Project by
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* Wasabi Systems, Inc.
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* 4. The name of Wasabi Systems, Inc. may not be used to endorse
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* or promote products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Machine-dependent code for ACPI. This is provided to the Osd
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* portion of the ACPICA.
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*/
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#include <machine/pio.h>
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ACPI_STATUS acpi_md_OsInitialize(void);
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ACPI_STATUS acpi_md_OsTerminate(void);
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ACPI_STATUS acpi_md_OsGetRootPointer(UINT32, ACPI_PHYSICAL_ADDRESS *);
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#define acpi_md_OsIn8(x) inb((x))
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#define acpi_md_OsIn16(x) inw((x))
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#define acpi_md_OsIn32(x) inl((x))
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#define acpi_md_OsOut8(x, v) outb((x), (v))
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#define acpi_md_OsOut16(x, v) outw((x), (v))
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#define acpi_md_OsOut32(x, v) outl((x), (v))
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ACPI_STATUS acpi_md_OsInstallInterruptHandler(UINT32, OSD_HANDLER, void *,
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void **);
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void acpi_md_OsRemoveInterruptHandler(void *);
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ACPI_STATUS acpi_md_OsMapMemory(ACPI_PHYSICAL_ADDRESS, UINT32, void **);
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void acpi_md_OsUnmapMemory(void *, UINT32);
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ACPI_STATUS acpi_md_OSGetPhysicalAddress(void *LogicalAddress,
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ACPI_PHYSICAL_ADDRESS *PhysicalAddress);
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BOOLEAN acpi_md_OsReadable(void *, UINT32);
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BOOLEAN acpi_md_OsWritable(void *, UINT32);
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