126 lines
3.5 KiB
C
126 lines
3.5 KiB
C
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/*
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* Copyright (c) 2014-2015 ARM Limited
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* All rights reserved
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* Authors: Andreas Sandberg
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*/
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#include <libnomali/nomali.h>
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#include <inttypes.h>
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#include "nomali_test_helpers.h"
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#include "../lib/mali_midg_regmap.h"
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static void
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on_int(nomali_handle_t h, void *usr, nomali_int_t intno, int set)
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{
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test_diag("on_int: intno: %i, set: %i", intno, set);
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*(int*)usr = !!set;
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}
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static void
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test_gpu_int(nomali_handle_t h)
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{
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int int_triggered = 0;
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nomali_callback_t int_callback = {
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.type = NOMALI_CALLBACK_INT,
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.usr = &int_triggered,
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.func.interrupt = on_int,
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};
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nomali_callback_t int_null_callback = {
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.type = NOMALI_CALLBACK_INT,
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.usr = NULL,
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.func.interrupt = NULL,
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};
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/*
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* Raise an interrupt without callbacks
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*/
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E_NOMALI_BAIL(nomali_reg_write(h,
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GPU_CONTROL_REG(GPU_IRQ_CLEAR),
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GPU_IRQ_REG_ALL));
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E_NOMALI_BAIL(nomali_reg_write(h, GPU_CONTROL_REG(GPU_IRQ_MASK),
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GPU_FAULT));
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E_NOMALI_BAIL(nomali_reg_write(h, GPU_CONTROL_REG(GPU_IRQ_RAWSTAT),
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GPU_FAULT));
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E_NOMALI_BAIL(nomali_reg_write(h,
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GPU_CONTROL_REG(GPU_IRQ_CLEAR),
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GPU_IRQ_REG_ALL));
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/*
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* Register callbacks and raise interrupt again.
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*/
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E_NOMALI_BAIL(nomali_set_callback(h, &int_callback));
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if (int_triggered != 0) {
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test_diag("Got spurious interrupt\n");
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test_fail("gpu_int");
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}
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E_NOMALI_BAIL(nomali_reg_write(h, GPU_CONTROL_REG(GPU_IRQ_RAWSTAT),
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GPU_FAULT));
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if (int_triggered == 1) {
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test_ok("gpu_int");
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} else {
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test_fail("gpu_int");
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}
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int_triggered = 0;
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/*
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* Register mask interrupts and raise interrupt again.
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*/
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E_NOMALI_BAIL(nomali_reg_write(h,
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GPU_CONTROL_REG(GPU_IRQ_CLEAR),
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GPU_IRQ_REG_ALL));
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E_NOMALI_BAIL(nomali_reg_write(h, GPU_CONTROL_REG(GPU_IRQ_MASK),
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0));
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E_NOMALI_BAIL(nomali_reg_write(h, GPU_CONTROL_REG(GPU_IRQ_RAWSTAT),
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GPU_FAULT));
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if (int_triggered == 0) {
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test_ok("gpu_int_masked");
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} else {
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test_fail("gpu_int_maked");
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}
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E_NOMALI_BAIL(nomali_reg_write(h,
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GPU_CONTROL_REG(GPU_IRQ_CLEAR),
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GPU_IRQ_REG_ALL));
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E_NOMALI_BAIL(nomali_set_callback(h, &int_null_callback));
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}
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int
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main(int argc, char **argv)
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{
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const nomali_config_t cfg = {
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.type = NOMALI_GPU_T60X,
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.ver_maj = 0,
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.ver_min = 1,
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.ver_status = 0,
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};
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nomali_handle_t h;
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E_NOMALI_BAIL(nomali_create(&h, &cfg));
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test_gpu_int(h);
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E_NOMALI_BAIL(nomali_destroy(h));
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return 0;
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}
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