95 lines
1.8 KiB
C
95 lines
1.8 KiB
C
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/* Copyright 2016 The Chromium OS Authors. All rights reserved.
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* Use of this source code is governed by a BSD-style license that can be
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* found in the LICENSE file.
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*/
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#include "common.h"
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#include "cts_common.h"
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#include "cts_i2c.h"
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#include "i2c.h"
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#include "registers.h"
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#include "task.h"
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#include "timer.h"
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#include "uart.h"
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#include "watchdog.h"
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#define TH_ADDR_FLAGS 0x1e
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enum cts_rc write8_test(void)
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{
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if (i2c_write8(i2c_ports[0].port, TH_ADDR_FLAGS,
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WRITE8_OFF, WRITE8_DATA))
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return CTS_RC_FAILURE;
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return CTS_RC_SUCCESS;
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}
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enum cts_rc write16_test(void)
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{
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if (i2c_write16(i2c_ports[0].port, TH_ADDR_FLAGS,
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WRITE16_OFF, WRITE16_DATA))
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return CTS_RC_FAILURE;
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return CTS_RC_SUCCESS;
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}
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enum cts_rc write32_test(void)
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{
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if (i2c_write32(i2c_ports[0].port, TH_ADDR_FLAGS,
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WRITE32_OFF, WRITE32_DATA))
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return CTS_RC_FAILURE;
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return CTS_RC_SUCCESS;
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}
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enum cts_rc read8_test(void)
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{
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int data;
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if (i2c_read8(i2c_ports[0].port, TH_ADDR_FLAGS,
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READ8_OFF, &data))
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return CTS_RC_FAILURE;
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if (data != READ8_DATA) {
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CPRINTL("Expecting 0x%x but read 0x%x", READ8_DATA, data);
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return CTS_RC_FAILURE;
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}
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return CTS_RC_SUCCESS;
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}
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enum cts_rc read16_test(void)
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{
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int data;
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if (i2c_read16(i2c_ports[0].port, TH_ADDR_FLAGS,
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READ16_OFF, &data))
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return CTS_RC_FAILURE;
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if (data != READ16_DATA) {
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CPRINTL("Expecting 0x%x but read 0x%x", READ16_DATA, data);
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return CTS_RC_FAILURE;
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}
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return CTS_RC_SUCCESS;
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}
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enum cts_rc read32_test(void)
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{
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int data;
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if (i2c_read32(i2c_ports[0].port, TH_ADDR_FLAGS,
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READ32_OFF, &data))
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return CTS_RC_FAILURE;
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if (data != READ32_DATA) {
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CPRINTL("Read 0x%x expecting 0x%x", data, READ32_DATA);
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return CTS_RC_FAILURE;
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}
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return CTS_RC_SUCCESS;
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}
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#include "cts_testlist.h"
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void cts_task(void)
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{
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cts_main_loop(tests, "I2C");
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task_wait_event(-1);
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}
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