mirror of https://github.com/ARMmbed/mbed-os.git
85 lines
3.3 KiB
C++
85 lines
3.3 KiB
C++
/*
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* Copyright (c) 2019, Arm Limited and affiliates.
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* SPDX-License-Identifier: Apache-2.0
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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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#include "SPISlaveTester.h"
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#include "fpga_config.h"
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uint16_t SPISlaveTester::get_transfer_count()
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{
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return SPITester::get_transfer_count(TESTER_SPI_SLAVE_TRANSFERS, TESTER_SPI_SLAVE_TRANSFERS_SIZE);
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}
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uint32_t SPISlaveTester::get_receive_checksum()
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{
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return SPITester::get_receive_checksum(TESTER_SPI_SLAVE_TO_MASTER_CHECKSUM, TESTER_SPI_SLAVE_TO_MASTER_CHECKSUM_SIZE);
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}
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void SPISlaveTester::set_mode(SPITester::SpiMode mode)
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{
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SPITester::set_mode(mode, TESTER_SPI_SLAVE_CTRL, TESTER_SPI_SLAVE_CTRL_SIZE, TESTER_SPI_SLAVE_CLK_MODE_OFFSET, TESTER_SPI_SLAVE_CLK_MODE_SIZE);
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}
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void SPISlaveTester::set_bit_order(SPITester::SpiBitOrder bit_order)
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{
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SPITester::set_bit_order(bit_order, TESTER_SPI_SLAVE_CTRL, TESTER_SPI_SLAVE_CTRL_SIZE, TESTER_SPI_SLAVE_BIT_ORDER_OFFSET, TESTER_SPI_SLAVE_BIT_ORDER_SIZE);
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}
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void SPISlaveTester::set_sym_size(uint32_t sym_size)
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{
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SPITester::set_sym_size(sym_size, TESTER_SPI_SLAVE_CTRL, TESTER_SPI_SLAVE_CTRL_SIZE, TESTER_SPI_SLAVE_SYM_SIZE_OFFSET, TESTER_SPI_SLAVE_SYM_SIZE_SIZE);
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}
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void SPISlaveTester::set_duplex_mode(SPITester::SpiDuplex duplex)
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{
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SPITester::set_duplex_mode(duplex, TESTER_SPI_SLAVE_CTRL, TESTER_SPI_SLAVE_CTRL_SIZE, TESTER_SPI_SLAVE_DUPLEX_OFFSET, TESTER_SPI_SLAVE_DUPLEX_SIZE);
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}
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void SPISlaveTester::set_hd_tx_rx_cnt(uint16_t tx_cnt, uint16_t rx_cnt)
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{
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SPITester::set_hd_tx_rx_cnt(tx_cnt, rx_cnt, TESTER_SPI_SLAVE_HD_RX_CNT, TESTER_SPI_SLAVE_HD_RX_CNT_SIZE, TESTER_SPI_SLAVE_HD_TX_CNT, TESTER_SPI_SLAVE_HD_TX_CNT_SIZE);
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}
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void SPISlaveTester::set_spi_master_freq(uint16_t clk_div)
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{
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write(TESTER_SPI_SLAVE_CLK_DIV, (uint8_t *)&clk_div, TESTER_SPI_SLAVE_CLK_DIV_SIZE);
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}
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void SPISlaveTester::set_num_of_symbols(uint16_t num_of_sym)
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{
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write(TESTER_SPI_SLAVE_NUM_OF_SYMBOLS, (uint8_t *)&num_of_sym, TESTER_SPI_SLAVE_NUM_OF_SYMBOLS_SIZE);
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}
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void SPISlaveTester::set_start_delay_us(uint8_t start_delay_us)
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{
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write(TESTER_SPI_SLAVE_START_DELAY_US, (uint8_t *)&start_delay_us, TESTER_SPI_SLAVE_START_DELAY_US_SIZE);
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}
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void SPISlaveTester::set_sym_delay_ns(uint16_t sym_delay_ns)
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{
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const uint16_t sym_delay_ticks = (sym_delay_ns + 9) / 10; // round up
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write(TESTER_SPI_SLAVE_SYM_DELAY_TICKS, (uint8_t *)&sym_delay_ticks, TESTER_SPI_SLAVE_SYM_DELAY_TICKS_SIZE);
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}
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void SPISlaveTester::start_transfer()
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{
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uint32_t spi_ctrl = 0;
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read(TESTER_SPI_SLAVE_CTRL, (uint8_t *)&spi_ctrl, TESTER_SPI_SLAVE_CTRL_SIZE);
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spi_ctrl &= ~(((1 << TESTER_SPI_SLAVE_START_REQUEST_SIZE) - 1) << TESTER_SPI_SLAVE_START_REQUEST_OFFSET);
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spi_ctrl |= (1 << TESTER_SPI_SLAVE_START_REQUEST_OFFSET);
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write(TESTER_SPI_SLAVE_CTRL, (uint8_t *)&spi_ctrl, TESTER_SPI_SLAVE_CTRL_SIZE);
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}
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