/*
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* Copyright (c) 2019-2023 Beijing Hanwei Innovation Technology Ltd. Co. and
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* its subsidiaries and affiliates (collectly called MKSEMI).
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into an MKSEMI
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* integrated circuit in a product or a software update for such product,
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* must reproduce the above copyright notice, this list of conditions and
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* the following disclaimer in the documentation and/or other materials
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* provided with the distribution.
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*
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* 3. Neither the name of MKSEMI nor the names of its contributors may be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* MKSEMI integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be
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* reverse engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY MKSEMI "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL MKSEMI OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include "mk_spi.h"
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#include "mk_trace.h"
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#include "mk_reset.h"
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#include "mk_calib.h"
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#include "mk_wdt.h"
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#include "mk_misc.h"
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#include "mk_gpio.h"
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#include "libc_rom.h"
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#include "board.h"
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#define TEST_SPI_MASTER 0
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#define TEST_SPI_POLL_MODE 0
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#define TEST_SPI_INTERUPT_MODE 1
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#define TEST_SPI_DMA_MODE 2
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#define TEST_SPI_MODE TEST_SPI_POLL_MODE
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#define TEST_PORT SPI_ID0
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#define SPI_RX_DMA_EN 1
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static uint8_t tx_buf[10] = {0x55, 0x44, 0x33, 0x22, 0x11};
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static uint8_t rx_buf[10] = {0x00};
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static void spi_transfer_callback(void *dev, uint32_t err_code)
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{
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static uint32_t count_right = 0;
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static uint32_t count_error = 0;
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#if TEST_SPI_MASTER
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uint8_t str_spi_mode[] = "Master";
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#else
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uint8_t str_spi_mode[] = "Slave";
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#endif
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if (0 != memcmp(tx_buf, rx_buf, sizeof(rx_buf)))
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{
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LOG_INFO(TRACE_MODULE_APP, "SPI %s RX ERROR DATA\r\n", str_spi_mode);
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count_error += 1;
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LOG_INFO(TRACE_MODULE_APP, "ERROR DATA: %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\r\n", rx_buf[0], rx_buf[1], rx_buf[2], rx_buf[3], rx_buf[4],
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rx_buf[5], rx_buf[6], rx_buf[7], rx_buf[8], rx_buf[9]);
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}
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else
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{
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LOG_INFO(TRACE_MODULE_APP, "SPI %s RX RIGHT DATA\r\n", str_spi_mode);
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count_right += 1;
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}
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LOG_INFO(TRACE_MODULE_APP, "RX RIGHT: %d RX ERROR: %d\r\n", count_right, count_error);
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}
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int main(void)
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{
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board_clock_run();
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board_pins_config();
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board_debug_console_open(TRACE_PORT_UART0);
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// Reset reason
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reset_cause_get();
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reset_cause_clear();
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// Chip calibration
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calib_chip();
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// Disable watchdog timer
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wdt_close(WDT_ID0);
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LOG_INFO(TRACE_MODULE_APP, "SPI example\r\n");
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gpio_open();
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board_configure();
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// open system timer
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sys_timer_open();
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struct SPI_CFG_T usr_spi_cfg =
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{
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.bit_rate = 1000000,
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.data_bits = 8,
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#if TEST_SPI_MASTER
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.slave = 0,
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#else
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.slave = 1,
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#endif
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.clk_phase = 0,
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.clk_polarity = 0,
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.ti_mode = 0,
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#if (TEST_SPI_MODE == TEST_SPI_POLL_MODE)
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.dma_rx = false,
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.dma_tx = false,
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.int_rx = false,
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.int_tx = false,
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#elif (TEST_SPI_MODE == TEST_SPI_INTERUPT_MODE)
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.dma_rx = false,
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.dma_tx = false,
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.int_rx = true,
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.int_tx = true,
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#elif (TEST_SPI_MODE == TEST_SPI_DMA_MODE)
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.dma_rx = true,
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.dma_tx = true,
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.int_rx = false,
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.int_tx = false,
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#endif
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};
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spi_open(TEST_PORT, &usr_spi_cfg);
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#if TEST_SPI_MASTER
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// wait for the IO_PIN_9 to change
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gpio_pin_set_dir(IO_PIN_9, GPIO_DIR_IN, 0);
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uint8_t gpio_state = gpio_pin_get_val(IO_PIN_9);
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LOG_INFO(TRACE_MODULE_APP, "IO_PIN_9 state is <%d>, wait toggled to start spi test\r\n", gpio_state);
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while (gpio_state == gpio_pin_get_val(IO_PIN_9))
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{
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}
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#endif
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while (1)
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{
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while (spi_is_busy(TEST_PORT))
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{
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}
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spi_transfer(TEST_PORT, tx_buf, rx_buf, sizeof(rx_buf), spi_transfer_callback);
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#if TEST_SPI_MASTER
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sys_timer_delay_ms(10);
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#endif
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}
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}
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