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Diffstat (limited to 'sys/dev/acpi/aml/aml_common.c')
-rw-r--r--sys/dev/acpi/aml/aml_common.c735
1 files changed, 0 insertions, 735 deletions
diff --git a/sys/dev/acpi/aml/aml_common.c b/sys/dev/acpi/aml/aml_common.c
deleted file mode 100644
index da616a6e7aa2..000000000000
--- a/sys/dev/acpi/aml/aml_common.c
+++ /dev/null
@@ -1,735 +0,0 @@
-/*-
- * Copyright (c) 1999 Takanori Watanabe
- * Copyright (c) 1999, 2000 Mitsuru IWASAKI <iwasaki@FreeBSD.org>
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
- * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
- * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
- * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
- * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- *
- * $Id: aml_common.c,v 1.9 2000/08/09 14:47:43 iwasaki Exp $
- * $FreeBSD$
- */
-
-#include <sys/param.h>
-
-#ifndef _KERNEL
-#include <assert.h>
-#include <err.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <unistd.h>
-#else /* _KERNEL */
-#include "opt_acpi.h"
-#include <sys/kernel.h>
-#include <sys/sysctl.h>
-#include <sys/systm.h>
-#include <sys/bus.h>
-#include <machine/bus.h>
-#include <dev/acpi/acpireg.h>
-#include <dev/acpi/acpivar.h>
-#ifndef ACPI_NO_OSDFUNC_INLINE
-#include <machine/acpica_osd.h>
-#endif /* !ACPI_NO_OSDFUNC_INLINE */
-#endif /* !_KERNEL */
-
-#include <dev/acpi/aml/aml_common.h>
-#include <dev/acpi/aml/aml_env.h>
-#include <dev/acpi/aml/aml_evalobj.h>
-#include <dev/acpi/aml/aml_name.h>
-#include <dev/acpi/aml/aml_obj.h>
-#include <dev/acpi/aml/aml_parse.h>
-#include <dev/acpi/aml/aml_status.h>
-#include <dev/acpi/aml/aml_store.h>
-
-/* for debugging */
-#ifdef AML_DEBUG
-int aml_debug = 1;
-#else /* !AML_DEBUG */
-int aml_debug = 0;
-#endif /* AML_DEBUG */
-#ifdef _KERNEL
-SYSCTL_INT(_debug, OID_AUTO, aml_debug, CTLFLAG_RW, &aml_debug, 1, "");
-#endif /* _KERNEL */
-
-static void aml_print_nameseg(u_int8_t *dp);
-
-static void
-aml_print_nameseg(u_int8_t *dp)
-{
-
- if (dp[3] != '_') {
- AML_DEBUGPRINT("%c%c%c%c", dp[0], dp[1], dp[2], dp[3]);
- } else if (dp[2] != '_') {
- AML_DEBUGPRINT("%c%c%c_", dp[0], dp[1], dp[2]);
- } else if (dp[1] != '_') {
- AML_DEBUGPRINT("%c%c__", dp[0], dp[1]);
- } else if (dp[0] != '_') {
- AML_DEBUGPRINT("%c___", dp[0]);
- }
-}
-
-void
-aml_print_namestring(u_int8_t *dp)
-{
- int segcount;
- int i;
-
- if (dp[0] == '\\') {
- AML_DEBUGPRINT("%c", dp[0]);
- dp++;
- } else if (dp[0] == '^') {
- while (dp[0] == '^') {
- AML_DEBUGPRINT("%c", dp[0]);
- dp++;
- }
- }
- if (dp[0] == 0x00) { /* NullName */
- /* AML_DEBUGPRINT("<null>"); */
- dp++;
- } else if (dp[0] == 0x2e) { /* DualNamePrefix */
- aml_print_nameseg(dp + 1);
- AML_DEBUGPRINT("%c", '.');
- aml_print_nameseg(dp + 5);
- } else if (dp[0] == 0x2f) { /* MultiNamePrefix */
- segcount = dp[1];
- for (i = 0, dp += 2; i < segcount; i++, dp += 4) {
- if (i > 0) {
- AML_DEBUGPRINT("%c", '.');
- }
- aml_print_nameseg(dp);
- }
- } else /* NameSeg */
- aml_print_nameseg(dp);
-}
-
-int
-aml_print_curname(struct aml_name *name)
-{
- struct aml_name *root;
-
- root = aml_get_rootname();
- if (name == root) {
- AML_DEBUGPRINT("\\");
- return (0);
- } else {
- aml_print_curname(name->parent);
- }
- aml_print_nameseg(name->name);
- AML_DEBUGPRINT(".");
- return (0);
-}
-
-void
-aml_print_indent(int indent)
-{
- int i;
-
- for (i = 0; i < indent; i++)
- AML_DEBUGPRINT(" ");
-}
-
-void
-aml_showobject(union aml_object * obj)
-{
- int debug;
- int i;
-
- if (obj == NULL) {
- printf("NO object\n");
- return;
- }
- debug = aml_debug;
- aml_debug = 1;
- switch (obj->type) {
- case aml_t_num:
- printf("Num:0x%x\n", obj->num.number);
- break;
- case aml_t_processor:
- printf("Processor:No %d,Port 0x%x length 0x%x\n",
- obj->proc.id, obj->proc.addr, obj->proc.len);
- break;
- case aml_t_mutex:
- printf("Mutex:Level %d\n", obj->mutex.level);
- break;
- case aml_t_powerres:
- printf("PowerResource:Level %d Order %d\n",
- obj->pres.level, obj->pres.order);
- break;
- case aml_t_opregion:
- printf("OprationRegion:Busspace%d, Offset 0x%x Length 0x%x\n",
- obj->opregion.space, obj->opregion.offset,
- obj->opregion.length);
- break;
- case aml_t_field:
- printf("Fieldelement:flag 0x%x offset 0x%x len 0x%x {",
- obj->field.flags, obj->field.bitoffset,
- obj->field.bitlen);
- switch (obj->field.f.ftype) {
- case f_t_field:
- aml_print_namestring(obj->field.f.fld.regname);
- break;
- case f_t_index:
- aml_print_namestring(obj->field.f.ifld.indexname);
- printf(" ");
- aml_print_namestring(obj->field.f.ifld.dataname);
- break;
- case f_t_bank:
- aml_print_namestring(obj->field.f.bfld.regname);
- printf(" ");
- aml_print_namestring(obj->field.f.bfld.bankname);
- printf("0x%x", obj->field.f.bfld.bankvalue);
- break;
- }
- printf("}\n");
- break;
- case aml_t_method:
- printf("Method: Arg %d From %p To %p\n", obj->meth.argnum,
- obj->meth.from, obj->meth.to);
- break;
- case aml_t_buffer:
- printf("Buffer: size:0x%x Data %p\n", obj->buffer.size,
- obj->buffer.data);
- break;
- case aml_t_device:
- printf("Device\n");
- break;
- case aml_t_bufferfield:
- printf("Bufferfield:offset 0x%x len 0x%x Origin %p\n",
- obj->bfld.bitoffset, obj->bfld.bitlen, obj->bfld.origin);
- break;
- case aml_t_string:
- printf("String:%s\n", obj->str.string);
- break;
- case aml_t_package:
- printf("Package:elements %d \n", obj->package.elements);
- for (i = 0; i < obj->package.elements; i++) {
- if (obj->package.objects[i] == NULL) {
- break;
- }
- if (obj->package.objects[i]->type < 0) {
- continue;
- }
- printf(" ");
- aml_showobject(obj->package.objects[i]);
- }
- break;
- case aml_t_therm:
- printf("Thermalzone\n");
- break;
- case aml_t_event:
- printf("Event\n");
- break;
- case aml_t_ddbhandle:
- printf("DDBHANDLE\n");
- break;
- case aml_t_objref:
- if (obj->objref.alias == 1) {
- printf("Alias");
- } else {
- printf("Object reference");
- if (obj->objref.offset >= 0) {
- printf(" (offset 0x%x)", obj->objref.offset);
- }
- }
- printf(" of ");
- aml_showobject(obj->objref.ref);
- break;
- default:
- printf("UNK ID=%d\n", obj->type);
- }
-
- aml_debug = debug;
-}
-
-void
-aml_showtree(struct aml_name * aname, int lev)
-{
- int i;
- struct aml_name *ptr;
- char name[5];
-
- for (i = 0; i < lev; i++) {
- printf(" ");
- }
- strncpy(name, aname->name, 4);
- name[4] = 0;
- printf("%s ", name);
- if (aname->property != NULL) {
- aml_showobject(aname->property);
- } else {
- printf("\n");
- }
- for (ptr = aname->child; ptr; ptr = ptr->brother)
- aml_showtree(ptr, lev + 1);
-}
-
-/*
- * Common Region I/O Stuff
- */
-
-static __inline u_int64_t
-aml_adjust_bitmask(u_int32_t flags, u_int32_t bitlen)
-{
- u_int64_t bitmask;
-
- switch (AML_FIELDFLAGS_ACCESSTYPE(flags)) {
- case AML_FIELDFLAGS_ACCESS_ANYACC:
- if (bitlen <= 8) {
- bitmask = 0x000000ff;
- break;
- }
- if (bitlen <= 16) {
- bitmask = 0x0000ffff;
- break;
- }
- bitmask = 0xffffffff;
- break;
- case AML_FIELDFLAGS_ACCESS_BYTEACC:
- bitmask = 0x000000ff;
- break;
- case AML_FIELDFLAGS_ACCESS_WORDACC:
- bitmask = 0x0000ffff;
- break;
- case AML_FIELDFLAGS_ACCESS_DWORDACC:
- default:
- bitmask = 0xffffffff;
- break;
- }
-
- switch (bitlen) {
- case 16:
- bitmask |= 0x0000ffff;
- break;
- case 32:
- bitmask |= 0xffffffff;
- break;
- }
-
- return (bitmask);
-}
-
-u_int32_t
-aml_adjust_readvalue(u_int32_t flags, u_int32_t bitoffset, u_int32_t bitlen,
- u_int32_t orgval)
-{
- u_int32_t offset, retval;
- u_int64_t bitmask;
-
- offset = bitoffset; /* XXX bitoffset may change in this function! */
- bitmask = aml_adjust_bitmask(flags, bitlen);
- retval = (orgval >> offset) & (~(bitmask << bitlen)) & bitmask;
-
- return (retval);
-}
-
-u_int32_t
-aml_adjust_updatevalue(u_int32_t flags, u_int32_t bitoffset, u_int32_t bitlen,
- u_int32_t orgval, u_int32_t value)
-{
- u_int32_t offset, retval;
- u_int64_t bitmask;
-
- offset = bitoffset; /* XXX bitoffset may change in this function! */
- bitmask = aml_adjust_bitmask(flags, bitlen);
- retval = orgval;
- switch (AML_FIELDFLAGS_UPDATERULE(flags)) {
- case AML_FIELDFLAGS_UPDATE_PRESERVE:
- retval &= (~(((u_int64_t)1 << bitlen) - 1) << offset) |
- (~(bitmask << offset));
- break;
- case AML_FIELDFLAGS_UPDATE_WRITEASONES:
- retval = (~(((u_int64_t)1 << bitlen) - 1) << offset) |
- (~(bitmask << offset));
- retval &= bitmask; /* trim the upper bits */
- break;
- case AML_FIELDFLAGS_UPDATE_WRITEASZEROS:
- retval = 0;
- break;
- default:
- printf("illegal update rule: %d\n", flags);
- return (orgval);
- }
-
- retval |= (value << (offset & bitmask));
- return (retval);
-}
-
-/*
- * BufferField I/O
- */
-
-#define AML_BUFFER_INPUT 0
-#define AML_BUFFER_OUTPUT 1
-
-static int aml_bufferfield_io(int io, u_int32_t *valuep,
- u_int8_t *origin, u_int32_t bitoffset,
- u_int32_t bitlen);
-
-static int
-aml_bufferfield_io(int io, u_int32_t *valuep, u_int8_t *origin,
- u_int32_t bitoffset, u_int32_t bitlen)
-{
- u_int8_t val, tmp, masklow, maskhigh;
- u_int8_t offsetlow, offsethigh;
- u_int8_t *addr;
- int i;
- u_int32_t value, readval;
- u_int32_t byteoffset, bytelen;
-
- masklow = maskhigh = 0xff;
- val = readval = 0;
- value = *valuep;
-
- byteoffset = bitoffset / 8;
- bytelen = bitlen / 8 + ((bitlen % 8) ? 1 : 0);
- addr = origin + byteoffset;
-
- /* simple I/O ? */
- if (bitlen <= 8 || bitlen == 16 || bitlen == 32) {
- bcopy(addr, &readval, bytelen);
- AML_DEBUGPRINT("\n\t[bufferfield:0x%x@%p:%d,%d]",
- readval, addr, bitoffset % 8, bitlen);
- switch (io) {
- case AML_BUFFER_INPUT:
- value = aml_adjust_readvalue(AML_FIELDFLAGS_ACCESS_BYTEACC,
- bitoffset % 8, bitlen, readval);
- *valuep = value;
- AML_DEBUGPRINT("\n[read(bufferfield, %p)&mask:0x%x]\n",
- addr, value);
- break;
- case AML_BUFFER_OUTPUT:
- value = aml_adjust_updatevalue(AML_FIELDFLAGS_ACCESS_BYTEACC,
- bitoffset % 8, bitlen, readval, value);
- bcopy(&value, addr, bytelen);
- AML_DEBUGPRINT("->[bufferfield:0x%x@%p:%d,%d]",
- value, addr, bitoffset % 8, bitlen);
- break;
- }
- goto out;
- }
-
- offsetlow = bitoffset % 8;
- if (bytelen > 1) {
- offsethigh = (bitlen - (8 - offsetlow)) % 8;
- } else {
- offsethigh = 0;
- }
-
- if (offsetlow) {
- masklow = (~((1 << bitlen) - 1) << offsetlow) | ~(0xff << offsetlow);
- AML_DEBUGPRINT("\t[offsetlow = 0x%x, masklow = 0x%x, ~masklow = 0x%x]\n",
- offsetlow, masklow, ~masklow & 0xff);
- }
- if (offsethigh) {
- maskhigh = 0xff << offsethigh;
- AML_DEBUGPRINT("\t[offsethigh = 0x%x, maskhigh = 0x%x, ~maskhigh = 0x%x]\n",
- offsethigh, maskhigh, ~maskhigh & 0xff);
- }
- for (i = bytelen; i > 0; i--, addr++) {
- val = *addr;
-
- AML_DEBUGPRINT("\t[bufferfield:0x%02x@%p]", val, addr);
-
- switch (io) {
- case AML_BUFFER_INPUT:
- tmp = val;
- /* the lowest byte? */
- if (i == bytelen) {
- if (offsetlow) {
- readval = tmp & ~masklow;
- } else {
- readval = tmp;
- }
- } else {
- if (i == 1 && offsethigh) {
- tmp = tmp & ~maskhigh;
- }
- readval = (tmp << (8 * (bytelen - i))) | readval;
- }
-
- AML_DEBUGPRINT("\n");
- /* goto to next byte... */
- if (i > 1) {
- continue;
- }
- /* final adjustment before finishing region access */
- if (offsetlow) {
- readval = readval >> offsetlow;
- }
- AML_DEBUGPRINT("[read(bufferfield, %p)&mask:0x%x]\n",
- addr, readval);
- *valuep = readval;
-
- break;
-
- case AML_BUFFER_OUTPUT:
- tmp = value & 0xff;
- /* the lowest byte? */
- if (i == bytelen) {
- if (offsetlow) {
- tmp = (val & masklow) | tmp << offsetlow;
- }
- value = value >> (8 - offsetlow);
- } else {
- if (i == 1 && offsethigh) {
- tmp = (val & maskhigh) | tmp;
- }
- value = value >> 8;
- }
-
- AML_DEBUGPRINT("->[bufferfield:0x%02x@%p]\n",
- tmp, addr);
- *addr = tmp;
- }
- }
-out:
- return (0);
-}
-
-u_int32_t
-aml_bufferfield_read(u_int8_t *origin, u_int32_t bitoffset,
- u_int32_t bitlen)
-{
- int value;
-
- value = 0;
- aml_bufferfield_io(AML_BUFFER_INPUT, &value, origin,
- bitoffset, bitlen);
- return (value);
-}
-
-int
-aml_bufferfield_write(u_int32_t value, u_int8_t *origin,
- u_int32_t bitoffset, u_int32_t bitlen)
-{
- int status;
-
- status = aml_bufferfield_io(AML_BUFFER_OUTPUT, &value,
- origin, bitoffset, bitlen);
- return (status);
-}
-
-int
-aml_region_handle_alloc(struct aml_environ *env, int regtype, u_int32_t flags,
- u_int32_t baseaddr, u_int32_t bitoffset, u_int32_t bitlen,
- struct aml_region_handle *h)
-{
- int state;
- struct aml_name *pci_info;
-
- state = 0;
- pci_info = NULL;
- bzero(h, sizeof(struct aml_region_handle));
-
- h->env = env;
- h->regtype = regtype;
- h->flags = flags;
- h->baseaddr = baseaddr;
- h->bitoffset = bitoffset;
- h->bitlen = bitlen;
-
- switch (AML_FIELDFLAGS_ACCESSTYPE(flags)) {
- case AML_FIELDFLAGS_ACCESS_ANYACC:
- if (bitlen <= 8) {
- h->unit = 1;
- break;
- }
- if (bitlen <= 16) {
- h->unit = 2;
- break;
- }
- h->unit = 4;
- break;
- case AML_FIELDFLAGS_ACCESS_BYTEACC:
- h->unit = 1;
- break;
- case AML_FIELDFLAGS_ACCESS_WORDACC:
- h->unit = 2;
- break;
- case AML_FIELDFLAGS_ACCESS_DWORDACC:
- h->unit = 4;
- break;
- default:
- h->unit = 1;
- break;
- }
-
- h->addr = baseaddr + h->unit * ((bitoffset / 8) / h->unit);
- h->bytelen = baseaddr + ((bitoffset + bitlen) / 8) - h->addr +
- ((bitlen % 8) ? 1 : 0);
-
-#ifdef _KERNEL
- switch (h->regtype) {
- case AML_REGION_SYSMEM:
- OsdMapMemory((void *)h->addr, h->bytelen, (void **)&h->vaddr);
- break;
-
- case AML_REGION_PCICFG:
- /* Obtain PCI bus number */
- pci_info = aml_search_name(env, "_BBN");
- if (pci_info == NULL || pci_info->property->type != aml_t_num) {
- AML_DEBUGPRINT("Cannot locate _BBN. Using default 0\n");
- h->pci_bus = 0;
- } else {
- AML_DEBUGPRINT("found _BBN: %d\n",
- pci_info->property->num.number);
- h->pci_bus = pci_info->property->num.number & 0xff;
- }
-
- /* Obtain device & function number */
- pci_info = aml_search_name(env, "_ADR");
- if (pci_info == NULL || pci_info->property->type != aml_t_num) {
- printf("Cannot locate: _ADR\n");
- state = -1;
- goto out;
- }
- h->pci_devfunc = pci_info->property->num.number;
-
- AML_DEBUGPRINT("[pci%d.%d]", h->pci_bus, h->pci_devfunc);
- break;
-
- default:
- break;
- }
-
-out:
-#endif /* _KERNEL */
- return (state);
-}
-
-void
-aml_region_handle_free(struct aml_region_handle *h)
-{
-#ifdef _KERNEL
- switch (h->regtype) {
- case AML_REGION_SYSMEM:
- OsdUnMapMemory((void *)h->vaddr, h->bytelen);
- break;
-
- default:
- break;
- }
-#endif /* _KERNEL */
-}
-
-static int
-aml_region_io_simple(struct aml_environ *env, int io, int regtype,
- u_int32_t flags, u_int32_t *valuep, u_int32_t baseaddr,
- u_int32_t bitoffset, u_int32_t bitlen)
-{
- int i, state;
- u_int32_t readval, value, offset, bytelen;
- struct aml_region_handle handle;
-
- state = aml_region_handle_alloc(env, regtype, flags,
- baseaddr, bitoffset, bitlen, &handle);
- if (state == -1) {
- goto out;
- }
-
- readval = 0;
- offset = bitoffset % (handle.unit * 8);
- /* limitation of 32 bits alignment */
- bytelen = (handle.bytelen > 4) ? 4 : handle.bytelen;
-
- if (io == AML_REGION_INPUT ||
- AML_FIELDFLAGS_UPDATERULE(flags) == AML_FIELDFLAGS_UPDATE_PRESERVE) {
- for (i = 0; i < bytelen; i += handle.unit) {
- state = aml_region_read_simple(&handle, i, &value);
- if (state == -1) {
- goto out;
- }
- readval |= (value << (i * 8));
- }
- AML_DEBUGPRINT("\t[%d:0x%x@0x%x:%d,%d]",
- regtype, readval, handle.addr, offset, bitlen);
- }
-
- switch (io) {
- case AML_REGION_INPUT:
- AML_DEBUGPRINT("\n");
- readval = aml_adjust_readvalue(flags, offset, bitlen, readval);
- value = readval;
- value = aml_region_prompt_read(&handle, value);
- state = aml_region_prompt_update_value(readval, value, &handle);
- if (state == -1) {
- goto out;
- }
-
- *valuep = value;
- break;
- case AML_REGION_OUTPUT:
- value = *valuep;
- value = aml_adjust_updatevalue(flags, offset,
- bitlen, readval, value);
- value = aml_region_prompt_write(&handle, value);
- AML_DEBUGPRINT("\t->[%d:0x%x@0x%x:%d,%d]\n", regtype, value,
- handle.addr, offset, bitlen);
- for (i = 0; i < bytelen; i += handle.unit) {
- state = aml_region_write_simple(&handle, i, value);
- if (state == -1) {
- goto out;
- }
- value = value >> (handle.unit * 8);
- }
- break;
- }
-
- aml_region_handle_free(&handle);
-out:
- return (state);
-}
-
-int
-aml_region_io(struct aml_environ *env, int io, int regtype,
- u_int32_t flags, u_int32_t *valuep, u_int32_t baseaddr,
- u_int32_t bitoffset, u_int32_t bitlen)
-{
- u_int32_t unit, offset;
- u_int32_t offadj, bitadj;
- u_int32_t value, readval;
- int state, i;
-
- readval = 0;
- state = 0;
- unit = 4; /* limitation of 32 bits alignment */
- offset = bitoffset % (unit * 8);
- offadj = 0;
- bitadj = 0;
- if (offset + bitlen > unit * 8) {
- bitadj = bitlen - (unit * 8 - offset);
- }
- for (i = 0; i < offset + bitlen; i += unit * 8) {
- value = (*valuep) >> offadj;
- state = aml_region_io_simple(env, io, regtype, flags,
- &value, baseaddr, bitoffset + offadj, bitlen - bitadj);
- if (state == -1) {
- goto out;
- }
- readval |= value << offadj;
- bitadj = offadj = bitlen - bitadj;
- }
- *valuep = readval;
-
-out:
- return (state);
-}