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driver: Create TX/RX-only test cases for SPI Slave
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@ -78,6 +78,126 @@ static void slave_init(void)
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TEST_ESP_OK(spi_slave_initialize(TEST_SLAVE_HOST, &buscfg, &slvcfg, SPI_DMA_CH_AUTO));
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}
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TEST_CASE("test fullduplex slave with only RX direction","[spi]")
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{
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WORD_ALIGNED_ATTR uint8_t master_txbuf[320]=MASTER_SEND;
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WORD_ALIGNED_ATTR uint8_t slave_rxbuf[320];
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spi_device_handle_t spi;
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//initial master
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master_init_nodma( &spi );
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//initial slave
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slave_init();
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//do internal connection
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int_connect( PIN_NUM_MOSI, spi_periph_signal[TEST_SPI_HOST].spid_out, spi_periph_signal[TEST_SLAVE_HOST].spiq_in );
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int_connect( PIN_NUM_MISO, spi_periph_signal[TEST_SLAVE_HOST].spiq_out, spi_periph_signal[TEST_SPI_HOST].spid_in );
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int_connect( PIN_NUM_CS, spi_periph_signal[TEST_SPI_HOST].spics_out[0], spi_periph_signal[TEST_SLAVE_HOST].spics_in );
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int_connect( PIN_NUM_CLK, spi_periph_signal[TEST_SPI_HOST].spiclk_out, spi_periph_signal[TEST_SLAVE_HOST].spiclk_in );
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for ( int i = 0; i < 4; i ++ ) {
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//slave send
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spi_slave_transaction_t slave_t;
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spi_slave_transaction_t* out;
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memset(&slave_t, 0, sizeof(spi_slave_transaction_t));
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slave_t.length=8*32;
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slave_t.tx_buffer=NULL;
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slave_t.rx_buffer=slave_rxbuf;
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TEST_ESP_OK(spi_slave_queue_trans(TEST_SLAVE_HOST, &slave_t, portMAX_DELAY));
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//send
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spi_transaction_t t = {};
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t.length = 32*(i+1);
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if ( t.length != 0 ) {
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t.tx_buffer = master_txbuf;
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t.rx_buffer = NULL;
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}
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spi_device_transmit( spi, (spi_transaction_t*)&t );
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//wait for end
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TEST_ESP_OK(spi_slave_get_trans_result(TEST_SLAVE_HOST, &out, portMAX_DELAY));
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//show result
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ESP_LOGI(SLAVE_TAG, "trans_len: %d", slave_t.trans_len);
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ESP_LOG_BUFFER_HEX( "master tx", t.tx_buffer, t.length/8 );
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ESP_LOG_BUFFER_HEX( "slave rx", slave_t.rx_buffer, (slave_t.trans_len+7)/8);
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TEST_ASSERT_EQUAL_HEX8_ARRAY( t.tx_buffer, slave_t.rx_buffer, t.length/8 );
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TEST_ASSERT_EQUAL( t.length, slave_t.trans_len );
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//clean
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memset( slave_rxbuf, 0x66, sizeof(slave_rxbuf));
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}
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TEST_ASSERT(spi_slave_free(TEST_SLAVE_HOST) == ESP_OK);
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TEST_ASSERT(spi_bus_remove_device(spi) == ESP_OK);
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TEST_ASSERT(spi_bus_free(TEST_SPI_HOST) == ESP_OK);
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ESP_LOGI(SLAVE_TAG, "test passed.");
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}
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TEST_CASE("test fullduplex slave with only TX direction","[spi]")
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{
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WORD_ALIGNED_ATTR uint8_t master_rxbuf[320];
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WORD_ALIGNED_ATTR uint8_t slave_txbuf[320]=SLAVE_SEND;
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spi_device_handle_t spi;
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//initial master
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master_init_nodma( &spi );
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//initial slave
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slave_init();
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//do internal connection
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int_connect( PIN_NUM_MOSI, spi_periph_signal[TEST_SPI_HOST].spid_out, spi_periph_signal[TEST_SLAVE_HOST].spiq_in );
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int_connect( PIN_NUM_MISO, spi_periph_signal[TEST_SLAVE_HOST].spiq_out, spi_periph_signal[TEST_SPI_HOST].spid_in );
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int_connect( PIN_NUM_CS, spi_periph_signal[TEST_SPI_HOST].spics_out[0], spi_periph_signal[TEST_SLAVE_HOST].spics_in );
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int_connect( PIN_NUM_CLK, spi_periph_signal[TEST_SPI_HOST].spiclk_out, spi_periph_signal[TEST_SLAVE_HOST].spiclk_in );
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for ( int i = 0; i < 4; i ++ ) {
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//slave send
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spi_slave_transaction_t slave_t;
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spi_slave_transaction_t* out;
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memset(&slave_t, 0, sizeof(spi_slave_transaction_t));
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slave_t.length=8*32;
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slave_t.tx_buffer=slave_txbuf;
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slave_t.rx_buffer=NULL;
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TEST_ESP_OK(spi_slave_queue_trans(TEST_SLAVE_HOST, &slave_t, portMAX_DELAY));
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//send
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spi_transaction_t t = {};
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t.length = 32*(i+1);
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if ( t.length != 0 ) {
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t.tx_buffer = NULL;
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t.rx_buffer = master_rxbuf;
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}
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spi_device_transmit( spi, (spi_transaction_t*)&t );
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//wait for end
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TEST_ESP_OK(spi_slave_get_trans_result(TEST_SLAVE_HOST, &out, portMAX_DELAY));
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//show result
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ESP_LOGI(SLAVE_TAG, "trans_len: %d", slave_t.trans_len);
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ESP_LOG_BUFFER_HEX( "master rx", t.rx_buffer, t.length/8 );
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ESP_LOG_BUFFER_HEX( "slave tx", slave_t.tx_buffer, (slave_t.trans_len+7)/8);
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TEST_ASSERT_EQUAL_HEX8_ARRAY( slave_t.tx_buffer, t.rx_buffer, t.length/8 );
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TEST_ASSERT_EQUAL( t.length, slave_t.trans_len );
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//clean
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memset( master_rxbuf, 0x66, sizeof(master_rxbuf));
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}
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TEST_ASSERT(spi_slave_free(TEST_SLAVE_HOST) == ESP_OK);
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TEST_ASSERT(spi_bus_remove_device(spi) == ESP_OK);
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TEST_ASSERT(spi_bus_free(TEST_SPI_HOST) == ESP_OK);
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ESP_LOGI(SLAVE_TAG, "test passed.");
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}
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TEST_CASE("test slave send unaligned","[spi]")
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{
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WORD_ALIGNED_ATTR uint8_t master_txbuf[320]=MASTER_SEND;
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