mirror of https://github.com/ARMmbed/mbed-os.git
184 lines
3.8 KiB
C
184 lines
3.8 KiB
C
/* mbed Microcontroller Library
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* Copyright (c) 2018 GigaDevice Semiconductor Inc.
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*
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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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#ifndef MBED_OBJECTS_H
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#define MBED_OBJECTS_H
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#include "cmsis.h"
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#include "PortNames.h"
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#include "PeripheralNames.h"
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#include "PinNames.h"
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#include "mbed_assert.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct gpio_s gpio_t;
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struct gpio_s {
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uint32_t mask;
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PinName pin;
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__IO uint32_t gpio_periph;
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};
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struct gpio_irq_s {
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IRQn_Type irq_n;
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uint32_t irq_index;
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uint32_t event;
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PinName pin;
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};
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struct port_s {
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PortName port;
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uint32_t mask;
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PinDirection direction;
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__IO uint32_t *reg_in;
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__IO uint32_t *reg_out;
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};
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struct analogin_s {
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ADCName adc;
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PinName pin;
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uint8_t channel;
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};
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#if DEVICE_ANALOGOUT
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struct dac_s {
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DACName dac;
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PinName pin;
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uint32_t channel;
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};
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#endif
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struct can_s {
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CANName can;
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int index;
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};
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struct pwmout_s {
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PWMName pwm;
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uint32_t cnt_unit;
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uint8_t ch;
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};
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struct serial_s {
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/* basic information */
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UARTName uart;
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int index;
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PinName pin_tx;
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PinName pin_rx;
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/* configure information */
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uint32_t baudrate;
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uint32_t databits;
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uint32_t stopbits;
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uint32_t parity;
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/* operating parameters */
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uint16_t rx_size;
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uint8_t *tx_buffer_ptr;
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uint8_t *rx_buffer_ptr;
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__IO uint16_t tx_count;
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__IO uint16_t rx_count;
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__IO uint32_t error_code;
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__IO operation_state_enum tx_state;
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__IO operation_state_enum rx_state;
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#if DEVICE_SERIAL_ASYNCH
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uint32_t events;
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#endif
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#if DEVICE_SERIAL_FC
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uint32_t hw_flow_ctl;
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PinName pin_rts;
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PinName pin_cts;
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#endif
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};
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struct spi_s {
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spi_parameter_struct spi_struct;
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IRQn_Type spi_irq;
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SPIName spi;
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PinName pin_miso;
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PinName pin_mosi;
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PinName pin_sclk;
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PinName pin_ssel;
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};
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struct i2c_s {
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/* basic information */
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I2CName i2c;
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uint8_t index;
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PinName sda;
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PinName scl;
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int i2c_inited; /* flag used to indicate whether the i2c has been initialized */
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/* configure information */
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int freq; /* i2c frequence */
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uint32_t addr_bit_mode; /* 7 bits or 10 bits */
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uint32_t slave_addr0;
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uint32_t slave_addr1;
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uint16_t transfer_size;
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uint8_t *buffer_pointer;
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/* operating parameters */
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__IO operation_state_enum state;
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__IO i2c_mode_enum mode;
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__IO uint32_t previous_state_mode;
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__IO uint32_t i2c_target_dev_addr;
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__IO uint32_t event_count;
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__IO uint32_t transfer_count;
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__IO uint32_t transfer_option;
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__IO uint32_t error_code;
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/* I2C DMA information */
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uint32_t tx_dma_periph;
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dma_channel_enum tx_dma_channel;
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uint32_t rx_dma_periph;
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dma_channel_enum rx_dma_channel;
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IRQn_Type event_i2cIRQ;
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IRQn_Type error_i2cIRQ;
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uint32_t global_trans_option;
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volatile uint8_t event;
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#if DEVICE_I2CSLAVE
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uint8_t slave;
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volatile uint8_t pending_slave_tx_master_rx;
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volatile uint8_t pending_slave_rx_maxter_tx;
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#endif
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#if DEVICE_I2C_ASYNCH
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uint32_t address;
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uint8_t stop;
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uint8_t available_events;
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#endif
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};
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#if DEVICE_FLASH
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struct flash_s {
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/* nothing to be stored for now */
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uint32_t dummy;
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};
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif
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