^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) // SPDX-License-Identifier: BSD-3-Clause OR GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) /******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Module Name: dsargs - Support for execution of dynamic arguments for static
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * objects (regions, fields, buffer fields, etc.)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * Copyright (C) 2000 - 2020, Intel Corp.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) *****************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) #include <acpi/acpi.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) #include "accommon.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) #include "acparser.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) #include "amlcode.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include "acdispat.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include "acnamesp.h"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #define _COMPONENT ACPI_DISPATCHER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) ACPI_MODULE_NAME("dsargs")
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) /* Local prototypes */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) acpi_ds_execute_arguments(struct acpi_namespace_node *node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) struct acpi_namespace_node *scope_node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) u32 aml_length, u8 *aml_start);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) * FUNCTION: acpi_ds_execute_arguments
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) * PARAMETERS: node - Object NS node
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) * scope_node - Parent NS node
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) * aml_length - Length of executable AML
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) * aml_start - Pointer to the AML
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) * RETURN: Status.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) * DESCRIPTION: Late (deferred) execution of region or field arguments
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) static acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) acpi_ds_execute_arguments(struct acpi_namespace_node *node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) struct acpi_namespace_node *scope_node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) u32 aml_length, u8 *aml_start)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) acpi_status status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) union acpi_parse_object *op;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) struct acpi_walk_state *walk_state;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) ACPI_FUNCTION_TRACE_PTR(ds_execute_arguments, aml_start);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) /* Allocate a new parser op to be the root of the parsed tree */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) op = acpi_ps_alloc_op(AML_INT_EVAL_SUBTREE_OP, aml_start);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) if (!op) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) return_ACPI_STATUS(AE_NO_MEMORY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) /* Save the Node for use in acpi_ps_parse_aml */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) op->common.node = scope_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64) /* Create and initialize a new parser state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66) walk_state = acpi_ds_create_walk_state(0, NULL, NULL, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) if (!walk_state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) status = AE_NO_MEMORY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) goto cleanup;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) status = acpi_ds_init_aml_walk(walk_state, op, NULL, aml_start,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) aml_length, NULL, ACPI_IMODE_LOAD_PASS1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) acpi_ds_delete_walk_state(walk_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) goto cleanup;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) /* Mark this parse as a deferred opcode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) walk_state->parse_flags = ACPI_PARSE_DEFERRED_OP;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) walk_state->deferred_node = node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) /* Pass1: Parse the entire declaration */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) status = acpi_ps_parse_aml(walk_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) goto cleanup;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) /* Get and init the Op created above */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93) op->common.node = node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94) acpi_ps_delete_parse_tree(op);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) /* Evaluate the deferred arguments */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) op = acpi_ps_alloc_op(AML_INT_EVAL_SUBTREE_OP, aml_start);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) if (!op) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) return_ACPI_STATUS(AE_NO_MEMORY);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) op->common.node = scope_node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) /* Create and initialize a new parser state */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) walk_state = acpi_ds_create_walk_state(0, NULL, NULL, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) if (!walk_state) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) status = AE_NO_MEMORY;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) goto cleanup;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) /* Execute the opcode and arguments */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) status = acpi_ds_init_aml_walk(walk_state, op, NULL, aml_start,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) aml_length, NULL, ACPI_IMODE_EXECUTE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) acpi_ds_delete_walk_state(walk_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) goto cleanup;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) /* Mark this execution as a deferred opcode */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) walk_state->deferred_node = node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) status = acpi_ps_parse_aml(walk_state);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) cleanup:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) acpi_ps_delete_parse_tree(op);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) * FUNCTION: acpi_ds_get_buffer_field_arguments
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) * PARAMETERS: obj_desc - A valid buffer_field object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) * RETURN: Status.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) * DESCRIPTION: Get buffer_field Buffer and Index. This implements the late
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) * evaluation of these field attributes.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) acpi_ds_get_buffer_field_arguments(union acpi_operand_object *obj_desc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) union acpi_operand_object *extra_desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) struct acpi_namespace_node *node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) acpi_status status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) ACPI_FUNCTION_TRACE_PTR(ds_get_buffer_field_arguments, obj_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) return_ACPI_STATUS(AE_OK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) /* Get the AML pointer (method object) and buffer_field node */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) extra_desc = acpi_ns_get_secondary_object(obj_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) node = obj_desc->buffer_field.node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) (ACPI_TYPE_BUFFER_FIELD, node, NULL));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "[%4.4s] BufferField Arg Init\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) acpi_ut_get_node_name(node)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) /* Execute the AML code for the term_arg arguments */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) status = acpi_ds_execute_arguments(node, node->parent,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) extra_desc->extra.aml_length,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) extra_desc->extra.aml_start);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) * FUNCTION: acpi_ds_get_bank_field_arguments
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) * PARAMETERS: obj_desc - A valid bank_field object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) * RETURN: Status.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) * DESCRIPTION: Get bank_field bank_value. This implements the late
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) * evaluation of these field attributes.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) acpi_status
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) acpi_ds_get_bank_field_arguments(union acpi_operand_object *obj_desc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) union acpi_operand_object *extra_desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) struct acpi_namespace_node *node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) acpi_status status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) ACPI_FUNCTION_TRACE_PTR(ds_get_bank_field_arguments, obj_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) return_ACPI_STATUS(AE_OK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) /* Get the AML pointer (method object) and bank_field node */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) extra_desc = acpi_ns_get_secondary_object(obj_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) node = obj_desc->bank_field.node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) (ACPI_TYPE_LOCAL_BANK_FIELD, node, NULL));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "[%4.4s] BankField Arg Init\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) acpi_ut_get_node_name(node)));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) /* Execute the AML code for the term_arg arguments */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) status = acpi_ds_execute_arguments(node, node->parent,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) extra_desc->extra.aml_length,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) extra_desc->extra.aml_start);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) status = acpi_ut_add_address_range(obj_desc->region.space_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) obj_desc->region.address,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) obj_desc->region.length, node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) * FUNCTION: acpi_ds_get_buffer_arguments
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) * PARAMETERS: obj_desc - A valid Buffer object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) * RETURN: Status.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) * DESCRIPTION: Get Buffer length and initializer byte list. This implements
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) * the late evaluation of these attributes.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) acpi_status acpi_ds_get_buffer_arguments(union acpi_operand_object *obj_desc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) struct acpi_namespace_node *node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) acpi_status status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) ACPI_FUNCTION_TRACE_PTR(ds_get_buffer_arguments, obj_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249) if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250) return_ACPI_STATUS(AE_OK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) /* Get the Buffer node */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) node = obj_desc->buffer.node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) if (!node) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) ACPI_ERROR((AE_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) "No pointer back to namespace node in buffer object %p",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) obj_desc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) return_ACPI_STATUS(AE_AML_INTERNAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Buffer Arg Init\n"));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) /* Execute the AML code for the term_arg arguments */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) status = acpi_ds_execute_arguments(node, node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) obj_desc->buffer.aml_length,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) obj_desc->buffer.aml_start);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275) * FUNCTION: acpi_ds_get_package_arguments
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) * PARAMETERS: obj_desc - A valid Package object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) * RETURN: Status.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) * DESCRIPTION: Get Package length and initializer byte list. This implements
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) * the late evaluation of these attributes.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) acpi_status acpi_ds_get_package_arguments(union acpi_operand_object *obj_desc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) struct acpi_namespace_node *node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) acpi_status status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) ACPI_FUNCTION_TRACE_PTR(ds_get_package_arguments, obj_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) if (obj_desc->common.flags & AOPOBJ_DATA_VALID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) return_ACPI_STATUS(AE_OK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) /* Get the Package node */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) node = obj_desc->package.node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) if (!node) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) ACPI_ERROR((AE_INFO,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302) "No pointer back to namespace node in package %p",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303) obj_desc));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) return_ACPI_STATUS(AE_AML_INTERNAL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) ACPI_DEBUG_PRINT((ACPI_DB_EXEC, "Package Argument Init, AML Ptr: %p\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) obj_desc->package.aml_start));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) /* Execute the AML code for the term_arg arguments */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) status = acpi_ds_execute_arguments(node, node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) obj_desc->package.aml_length,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) obj_desc->package.aml_start);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) /*******************************************************************************
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) * FUNCTION: acpi_ds_get_region_arguments
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) * PARAMETERS: obj_desc - A valid region object
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) * RETURN: Status.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) * DESCRIPTION: Get region address and length. This implements the late
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) * evaluation of these region attributes.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) ******************************************************************************/
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) acpi_status acpi_ds_get_region_arguments(union acpi_operand_object *obj_desc)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) struct acpi_namespace_node *node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) acpi_status status;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) union acpi_operand_object *extra_desc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) ACPI_FUNCTION_TRACE_PTR(ds_get_region_arguments, obj_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) if (obj_desc->region.flags & AOPOBJ_DATA_VALID) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) return_ACPI_STATUS(AE_OK);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) extra_desc = acpi_ns_get_secondary_object(obj_desc);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) if (!extra_desc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) return_ACPI_STATUS(AE_NOT_EXIST);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) /* Get the Region node */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) node = obj_desc->region.node;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) ACPI_DEBUG_EXEC(acpi_ut_display_init_pathname
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) (ACPI_TYPE_REGION, node, NULL));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) "[%4.4s] OpRegion Arg Init at AML %p\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) acpi_ut_get_node_name(node),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) extra_desc->extra.aml_start));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) /* Execute the argument AML */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) status = acpi_ds_execute_arguments(node, extra_desc->extra.scope_node,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) extra_desc->extra.aml_length,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) extra_desc->extra.aml_start);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) if (ACPI_FAILURE(status)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) status = acpi_ut_add_address_range(obj_desc->region.space_id,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) obj_desc->region.address,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) obj_desc->region.length, node);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) return_ACPI_STATUS(status);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) }
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
3 Commits
0 Branches
0 Tags