diff options
Diffstat (limited to 'drivers/acpi/executer/exoparg2.c')
| -rw-r--r-- | drivers/acpi/executer/exoparg2.c | 69 |
1 files changed, 36 insertions, 33 deletions
diff --git a/drivers/acpi/executer/exoparg2.c b/drivers/acpi/executer/exoparg2.c index 8be4d80ceed5..7429032c2b6c 100644 --- a/drivers/acpi/executer/exoparg2.c +++ b/drivers/acpi/executer/exoparg2.c @@ -118,7 +118,7 @@ acpi_ex_opcode_2A_0T_0R ( value = (u32) operand[1]->integer.value; - /* Notifies allowed on this object? */ + /* Are notifies allowed on this object? */ if (!acpi_ev_is_notify_object (node)) { ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, @@ -203,11 +203,12 @@ acpi_ex_opcode_2A_2T_1R ( acpi_ps_get_opcode_name (walk_state->opcode)); - /* - * Execute the opcode - */ + /* Execute the opcode */ + switch (walk_state->opcode) { - case AML_DIVIDE_OP: /* Divide (Dividend, Divisor, remainder_result quotient_result) */ + case AML_DIVIDE_OP: + + /* Divide (Dividend, Divisor, remainder_result quotient_result) */ return_desc1 = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); if (!return_desc1) { @@ -241,7 +242,6 @@ acpi_ex_opcode_2A_2T_1R ( goto cleanup; } - /* Store the results to the target reference operands */ status = acpi_ex_store (return_desc2, operand[2], walk_state); @@ -295,7 +295,7 @@ acpi_ex_opcode_2A_1T_1R ( { union acpi_operand_object **operand = &walk_state->operands[0]; union acpi_operand_object *return_desc = NULL; - u32 index; + acpi_integer index; acpi_status status = AE_OK; acpi_size length; @@ -304,9 +304,8 @@ acpi_ex_opcode_2A_1T_1R ( acpi_ps_get_opcode_name (walk_state->opcode)); - /* - * Execute the opcode - */ + /* Execute the opcode */ + if (walk_state->op_info->flags & AML_MATH) { /* All simple math opcodes (add, etc.) */ @@ -322,9 +321,8 @@ acpi_ex_opcode_2A_1T_1R ( goto store_result_to_target; } - switch (walk_state->opcode) { - case AML_MOD_OP: /* Mod (Dividend, Divisor, remainder_result (ACPI 2.0) */ + case AML_MOD_OP: /* Mod (Dividend, Divisor, remainder_result (ACPI 2.0) */ return_desc = acpi_ut_create_internal_object (ACPI_TYPE_INTEGER); if (!return_desc) { @@ -341,18 +339,19 @@ acpi_ex_opcode_2A_1T_1R ( break; - case AML_CONCAT_OP: /* Concatenate (Data1, Data2, Result) */ + case AML_CONCAT_OP: /* Concatenate (Data1, Data2, Result) */ status = acpi_ex_do_concatenate (operand[0], operand[1], &return_desc, walk_state); break; - case AML_TO_STRING_OP: /* to_string (Buffer, Length, Result) (ACPI 2.0) */ + case AML_TO_STRING_OP: /* to_string (Buffer, Length, Result) (ACPI 2.0) */ /* * Input object is guaranteed to be a buffer at this point (it may have - * been converted.) Copy the raw buffer data to a new object of type String. + * been converted.) Copy the raw buffer data to a new object of + * type String. */ /* @@ -383,14 +382,16 @@ acpi_ex_opcode_2A_1T_1R ( goto cleanup; } - /* Copy the raw buffer data with no transform. NULL terminated already. */ + /* Copy the raw buffer data with no transform. NULL terminated already*/ ACPI_MEMCPY (return_desc->string.pointer, operand[0]->buffer.pointer, length); break; - case AML_CONCAT_RES_OP: /* concatenate_res_template (Buffer, Buffer, Result) (ACPI 2.0) */ + case AML_CONCAT_RES_OP: + + /* concatenate_res_template (Buffer, Buffer, Result) (ACPI 2.0) */ status = acpi_ex_concat_template (operand[0], operand[1], &return_desc, walk_state); @@ -407,33 +408,33 @@ acpi_ex_opcode_2A_1T_1R ( goto cleanup; } - index = (u32) operand[1]->integer.value; + index = operand[1]->integer.value; + + /* At this point, the Source operand is a Package, Buffer, or String */ - /* - * At this point, the Source operand is a Package, Buffer, or String - */ if (ACPI_GET_OBJECT_TYPE (operand[0]) == ACPI_TYPE_PACKAGE) { /* Object to be indexed is a Package */ if (index >= operand[0]->package.count) { ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Index value (%X) beyond package end (%X)\n", - index, operand[0]->package.count)); + "Index value (%X%8.8X) beyond package end (%X)\n", + ACPI_FORMAT_UINT64 (index), operand[0]->package.count)); status = AE_AML_PACKAGE_LIMIT; goto cleanup; } return_desc->reference.target_type = ACPI_TYPE_PACKAGE; return_desc->reference.object = operand[0]; - return_desc->reference.where = &operand[0]->package.elements [index]; + return_desc->reference.where = &operand[0]->package.elements [ + index]; } else { /* Object to be indexed is a Buffer/String */ if (index >= operand[0]->buffer.length) { ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, - "Index value (%X) beyond end of buffer (%X)\n", - index, operand[0]->buffer.length)); + "Index value (%X%8.8X) beyond end of buffer (%X)\n", + ACPI_FORMAT_UINT64 (index), operand[0]->buffer.length)); status = AE_AML_BUFFER_LIMIT; goto cleanup; } @@ -451,7 +452,7 @@ acpi_ex_opcode_2A_1T_1R ( /* Complete the Index reference object */ return_desc->reference.opcode = AML_INDEX_OP; - return_desc->reference.offset = index; + return_desc->reference.offset = (u32) index; /* Store the reference to the Target */ @@ -536,22 +537,24 @@ acpi_ex_opcode_2A_0T_1R ( goto cleanup; } - /* - * Execute the Opcode - */ - if (walk_state->op_info->flags & AML_LOGICAL_NUMERIC) /* logical_op (Operand0, Operand1) */ { + /* Execute the Opcode */ + + if (walk_state->op_info->flags & AML_LOGICAL_NUMERIC) { + /* logical_op (Operand0, Operand1) */ + status = acpi_ex_do_logical_numeric_op (walk_state->opcode, operand[0]->integer.value, operand[1]->integer.value, &logical_result); goto store_logical_result; } - else if (walk_state->op_info->flags & AML_LOGICAL) /* logical_op (Operand0, Operand1) */ { + else if (walk_state->op_info->flags & AML_LOGICAL) { + /* logical_op (Operand0, Operand1) */ + status = acpi_ex_do_logical_op (walk_state->opcode, operand[0], operand[1], &logical_result); goto store_logical_result; } - switch (walk_state->opcode) { case AML_ACQUIRE_OP: /* Acquire (mutex_object, Timeout) */ |