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-rw-r--r--sys/dev/acpi/dsdt.c165
1 files changed, 66 insertions, 99 deletions
diff --git a/sys/dev/acpi/dsdt.c b/sys/dev/acpi/dsdt.c
index a9dfcbc2037..5969ac82dd9 100644
--- a/sys/dev/acpi/dsdt.c
+++ b/sys/dev/acpi/dsdt.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: dsdt.c,v 1.123 2008/06/11 04:42:09 marco Exp $ */
+/* $OpenBSD: dsdt.c,v 1.124 2008/06/12 19:05:42 jordan Exp $ */
/*
* Copyright (c) 2005 Jordan Hargrave <jordan@openbsd.org>
*
@@ -58,6 +58,7 @@ void aml_freevalue(struct aml_value *);
struct aml_value *aml_allocvalue(int, int64_t, const void *);
struct aml_value *_aml_setvalue(struct aml_value *, int, int64_t,
const void *);
+struct aml_value *aml_getstack(struct aml_scope *, int);
u_int64_t aml_convradix(u_int64_t, int, int);
int64_t aml_evalexpr(int64_t, int64_t, int);
@@ -67,17 +68,15 @@ int aml_msb(u_int64_t);
int aml_tstbit(const u_int8_t *, int);
void aml_setbit(u_int8_t *, int, int);
+void aml_xaddref(struct aml_value *, const char *);
+void aml_xdelref(struct aml_value **, const char *);
+
void aml_bufcpy(void *, int, const void *, int, int);
int aml_evalinteger(struct acpi_softc *, struct aml_node *,
const char *, int, struct aml_value *, int64_t *);
-void _aml_delref(struct aml_value **val, const char *, int);
-void aml_delref(struct aml_value **);
-void aml_addref(struct aml_value *);
int aml_pc(uint8_t *);
-#define aml_delref(x) _aml_delref(x, __FUNCTION__, __LINE__)
-
struct aml_value *aml_parseop(struct aml_scope *, struct aml_value *,int);
struct aml_value *aml_parsetarget(struct aml_scope *, struct aml_value *,
struct aml_value **);
@@ -277,6 +276,8 @@ _aml_die(const char *fn, int line, const char *fmt, ...)
{
#ifndef SMALL_KERNEL
struct aml_scope *root;
+ struct aml_value *sp;
+
int idx;
#endif /* SMALL_KERNEL */
va_list ap;
@@ -290,14 +291,18 @@ _aml_die(const char *fn, int line, const char *fmt, ...)
for (root = aml_lastscope; root && root->pos; root = root->parent) {
printf("%.4x Called: %s\n", aml_pc(root->pos),
aml_nodename(root->node));
- for (idx = 0; idx < root->nargs; idx++) {
+ for (idx = 0; idx < AML_MAX_ARG; idx++) {
+ sp = aml_getstack(root, AMLOP_ARG0+idx);
+ if (sp && sp->type) {
printf(" arg%d: ", idx);
- aml_showvalue(&root->args[idx], 0);
+ aml_showvalue(sp, 0);
+ }
}
- for (idx = 0; root->locals && idx < AML_MAX_LOCAL; idx++) {
- if (root->locals[idx].type) {
+ for (idx = 0; idx < AML_MAX_LOCAL; idx++) {
+ sp = aml_getstack(root, AMLOP_LOCAL0+idx);
+ if (sp && sp->type) {
printf(" local%d: ", idx);
- aml_showvalue(&root->locals[idx], 0);
+ aml_showvalue(sp, 0);
}
}
}
@@ -720,7 +725,7 @@ aml_delchildren(struct aml_node *node)
aml_delchildren(onode);
/* Decrease reference count */
- aml_delref(&onode->value);
+ aml_xdelref(&onode->value, "");
/* Delete node */
acpi_os_free(onode);
@@ -1096,7 +1101,7 @@ aml_allocvalue(int type, int64_t ival, const void *bval)
rv = (struct aml_value *)acpi_os_malloc(sizeof(struct aml_value));
if (rv != NULL) {
- aml_addref(rv);
+ aml_xaddref(rv, "");
return _aml_setvalue(rv, type, ival, bval);
}
return NULL;
@@ -1123,44 +1128,19 @@ aml_freevalue(struct aml_value *val)
}
acpi_os_free(val->v_package);
break;
+ case AML_OBJTYPE_OBJREF:
+ aml_xdelref(&val->v_objref.ref, "");
+ break;
case AML_OBJTYPE_BUFFERFIELD:
case AML_OBJTYPE_FIELDUNIT:
- aml_delref(&val->v_field.ref1);
- aml_delref(&val->v_field.ref2);
+ aml_xdelref(&val->v_field.ref1, "");
+ aml_xdelref(&val->v_field.ref2, "");
break;
}
val->type = 0;
memset(&val->_, 0, sizeof(val->_));
}
-/* Increase reference count */
-void
-aml_addref(struct aml_value *val)
-{
- if (val)
- val->refcnt++;
-}
-
-/* Decrease reference count + delete value */
-
-void
-_aml_delref(struct aml_value **val, const char *fn, int line)
-{
- if (val == NULL || *val == NULL)
- return;
- if ((*val)->stack > 0) {
- /* Don't delete locals */
- return;
- }
- if ((*val)->refcnt & ~0xFF)
- printf("-- invalid ref: %x:%s:%d\n", (*val)->refcnt, fn, line);
- if (--(*val)->refcnt == 0) {
- aml_freevalue(*val);
- acpi_os_free(*val);
- *val = NULL;
- }
-}
-
/*
* @@@: Math eval routines
*/
@@ -1694,7 +1674,7 @@ aml_callosi(struct aml_scope *scope, struct aml_value *val)
int idx, result=0;
struct aml_value *fa;
- fa = scope->args[0].v_objref.ref;
+ fa = aml_getstack(scope, AMLOP_ARG0);
for (idx=0; !result && aml_valid_osi[idx] != NULL; idx++) {
dnprintf(10,"osi: %s,%s\n", fa->v_string, aml_valid_osi[idx]);
result = !strcmp(fa->v_string, aml_valid_osi[idx]);
@@ -1949,8 +1929,6 @@ struct aml_scope *aml_xpushscope(struct aml_scope *, struct aml_value *,
struct aml_scope *aml_xpopscope(struct aml_scope *);
void aml_showstack(struct aml_scope *);
-void aml_xaddref(struct aml_value *, const char *);
-void aml_xdelref(struct aml_value **, const char *);
void aml_xconvert(struct aml_value *, struct aml_value **, int, int);
int64_t aml_hextoint(const char *);
@@ -2038,28 +2016,53 @@ aml_xfindscope(struct aml_scope *scope, int type, int endscope)
return scope;
}
+struct aml_value *
+aml_getstack(struct aml_scope *scope, int opcode)
+{
+ struct aml_value *sp;
+
+ sp = NULL;
+ scope = aml_xfindscope(scope, AMLOP_METHOD, 0);
+ if (scope == NULL)
+ return NULL;
+ if (opcode >= AMLOP_LOCAL0 && opcode <= AMLOP_LOCAL7) {
+ if (scope->locals == NULL)
+ scope->locals = aml_allocvalue(AML_OBJTYPE_PACKAGE, 8, NULL);
+ sp = scope->locals->v_package[opcode - AMLOP_LOCAL0];
+ sp->stack = opcode;
+ }
+ else if (opcode >= AMLOP_ARG0 && opcode <= AMLOP_ARG6) {
+ if (scope->args == NULL)
+ scope->args = aml_allocvalue(AML_OBJTYPE_PACKAGE, 7, NULL);
+ sp = scope->args->v_package[opcode - AMLOP_ARG0];
+ if (sp->type == AML_OBJTYPE_OBJREF)
+ sp = sp->v_objref.ref;
+ }
+ return sp;
+}
+
#ifdef ACPI_DEBUG
/* Dump AML Stack */
void
aml_showstack(struct aml_scope *scope)
{
+ struct aml_value *sp;
int idx;
dnprintf(10, "===== Stack %s:%s\n", aml_nodename(scope->node),
aml_mnem(scope->type, 0));
- scope = aml_xfindscope(scope, AMLOP_METHOD, 0);
- if (scope == NULL)
- return;
for (idx=0; scope->args && idx<7; idx++) {
- if (scope->args[idx].type) {
+ sp = aml_getstack(scope, AMLOP_ARG0+idx);
+ if (sp && sp->type) {
dnprintf(10," Arg%d: ", idx);
- aml_showvalue(scope->args[idx].v_objref.ref, 10);
+ aml_showvalue(sp, 10);
}
}
for (idx=0; scope->locals && idx<8; idx++) {
- if (scope->locals[idx].type) {
+ sp = aml_getstack(scope, AMLOP_LOCAL0+idx);
+ if (sp && sp->type) {
dnprintf(10," Local%d: ", idx);
- aml_showvalue(&scope->locals[idx], 10);
+ aml_showvalue(sp, 10);
}
}
}
@@ -2106,7 +2109,6 @@ struct aml_scope *
aml_xpopscope(struct aml_scope *scope)
{
struct aml_scope *nscope;
- int idx;
if (scope == NULL)
return NULL;
@@ -2117,16 +2119,12 @@ aml_xpopscope(struct aml_scope *scope)
aml_delchildren(scope->node);
}
if (scope->locals) {
- for (idx=0; idx<8; idx++) {
- aml_freevalue(&scope->locals[idx]);
- }
+ aml_freevalue(scope->locals);
acpi_os_free(scope->locals);
scope->locals = NULL;
}
if (scope->args) {
- for (idx=0; idx<7; idx++) {
- aml_freevalue(&scope->args[idx]);
- }
+ aml_freevalue(scope->args);
acpi_os_free(scope->args);
scope->args = NULL;
}
@@ -3381,19 +3379,19 @@ aml_xeval(struct aml_scope *scope, struct aml_value *my_ret, int ret_type,
AML_METHOD_ARGCOUNT(tmp->v_method.flags),
ret_type);
ms = aml_xpushscope(scope, tmp, tmp->node, AMLOP_METHOD);
- ms->args = acpi_os_malloc(7 * sizeof(struct aml_value));
/* Parse method arguments */
for (idx=0; idx<AML_METHOD_ARGCOUNT(tmp->v_method.flags); idx++) {
- ms->args[idx].type = AML_OBJTYPE_OBJREF;
- ms->args[idx].v_objref.type = AMLOP_ARG0 + idx;
+ struct aml_value *sp;
+
+ sp = aml_getstack(ms, AMLOP_ARG0+idx);
if (argv) {
- ms->args[idx].v_objref.ref = &argv[idx];
- argv[idx].refcnt = 99;
+ aml_copyvalue(sp, &argv[idx]);
}
else {
- ms->args[idx].v_objref.ref =
- aml_xparse(scope, 't', "ARGX");
+ sp->type = AML_OBJTYPE_OBJREF;
+ sp->v_objref.type = AMLOP_ARG0 + idx;
+ sp->v_objref.ref = aml_xparse(scope, 't', "ARGX");
}
}
#ifdef ACPI_DEBUG
@@ -3628,8 +3626,6 @@ aml_xparse(struct aml_scope *scope, int ret_type, const char *stype)
aml_debugger(scope);
opcode = aml_parseopcode(scope);
- delay(amlop_delay);
-
htab = aml_findopcode(opcode);
if (htab == NULL) {
/* No opcode handler */
@@ -3714,20 +3710,8 @@ aml_xparse(struct aml_scope *scope, int ret_type, const char *stype)
rv = aml_xparsesimple(scope, *ch, NULL);
break;
case AML_ARG_STKLOCAL:
- mscope = aml_xfindscope(scope, AMLOP_METHOD, 0);
- if (mscope->locals == NULL) {
- mscope->locals = acpi_os_malloc(8 * sizeof(struct aml_value));
- }
- rv = &mscope->locals[opcode - AMLOP_LOCAL0];
- if (rv->refcnt == 0) {
- rv->refcnt++;
- }
- rv->stack = opcode;
- rv->node = mscope->node;
- break;
case AML_ARG_STKARG:
- mscope = aml_xfindscope(scope, AMLOP_METHOD, 0);
- rv = mscope->args[opcode - AMLOP_ARG0].v_objref.ref;
+ rv = aml_getstack(scope, opcode);
break;
default:
aml_die("Unknown arg type: %c\n", *ch);
@@ -3739,18 +3723,6 @@ aml_xparse(struct aml_scope *scope, int ret_type, const char *stype)
}
}
- /* Check for Op(Src1,Src2,Src1) type operations */
- for (idx=0; optype[idx]; idx++) {
- int jdx;
- for (jdx=idx+1; optype[jdx]; jdx++) {
- if (opargs[idx] == opargs[jdx]) {
- dnprintf(12,"STORE SAME %s %d,%d -> [%s] ",
- htab->mnem, idx, jdx,
- aml_nodename(scope->node));
- }
- }
- }
-
/* --== Stage 2: Process opcode ==-- */
ival = 0;
my_ret = NULL;
@@ -3767,9 +3739,6 @@ aml_xparse(struct aml_scope *scope, int ret_type, const char *stype)
case AMLOP_LOCAL5:
case AMLOP_LOCAL6:
case AMLOP_LOCAL7:
- my_ret = opargs[0];
- aml_xaddref(my_ret, htab->mnem);
- break;
case AMLOP_ARG0:
case AMLOP_ARG1:
case AMLOP_ARG2:
@@ -3777,7 +3746,6 @@ aml_xparse(struct aml_scope *scope, int ret_type, const char *stype)
case AMLOP_ARG4:
case AMLOP_ARG5:
case AMLOP_ARG6:
- /* These are not allocated dynamically but do not have node */
my_ret = opargs[0];
aml_xaddref(my_ret, htab->mnem);
break;
@@ -4373,7 +4341,6 @@ aml_xparse(struct aml_scope *scope, int ret_type, const char *stype)
}
if (my_ret != NULL) {
/* Display result */
- my_ret->stack = opcode;
dnprintf(20,"quick: %.4x %18s %c %.4x\n", pc, stype,
ret_type, my_ret->stack);
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-21 08:05:57 +0000