Update .clang-format and apply
Update .clang-format for LLVM 14.0, available on Ubuntu 22.04. There is still plenty that clang-format sucks at or does wrong, so either add some more blocks to disable it, or just put up with it. Signed-off-by: Tim Crawford <tcrawford@system76.com>
This commit is contained in:
committed by
Jeremy Soller
parent
c3267fc4ad
commit
e032c5f0f2
@@ -9,13 +9,11 @@ void delay_ticks(uint16_t ticks);
|
||||
|
||||
// 1 us * 9.2 MHz / 12 is 69/90
|
||||
// Warning: this will round to the nearest tick
|
||||
#define delay_us(X) \
|
||||
delay_ticks((uint16_t)((((uint32_t)(X)) * 69UL + 89UL) / 90UL));
|
||||
#define delay_us(X) delay_ticks((uint16_t)((((uint32_t)(X)) * 69UL + 89UL) / 90UL));
|
||||
|
||||
// 1 ns * 9.2 MHz / 12 is 69/90000
|
||||
// Warning: this will round to the nearest tick
|
||||
#define delay_ns(X) \
|
||||
delay_ticks((uint16_t)((((uint32_t)(X)) * 69UL + 89999UL) / 90000UL));
|
||||
#define delay_ns(X) delay_ticks((uint16_t)((((uint32_t)(X)) * 69UL + 89999UL) / 90000UL));
|
||||
|
||||
void delay_ms(uint8_t ms);
|
||||
|
||||
|
@@ -2,7 +2,7 @@
|
||||
|
||||
#include <arch/gpio.h>
|
||||
|
||||
bool gpio_get_dir(struct Gpio * gpio) {
|
||||
bool gpio_get_dir(struct Gpio *gpio) {
|
||||
if (*gpio->ddr & gpio->value) {
|
||||
return true;
|
||||
} else {
|
||||
@@ -10,7 +10,7 @@ bool gpio_get_dir(struct Gpio * gpio) {
|
||||
}
|
||||
}
|
||||
|
||||
void gpio_set_dir(struct Gpio * gpio, bool value) {
|
||||
void gpio_set_dir(struct Gpio *gpio, bool value) {
|
||||
if (value) {
|
||||
*gpio->ddr |= gpio->value;
|
||||
} else {
|
||||
@@ -18,7 +18,7 @@ void gpio_set_dir(struct Gpio * gpio, bool value) {
|
||||
}
|
||||
}
|
||||
|
||||
bool gpio_get(struct Gpio * gpio) {
|
||||
bool gpio_get(struct Gpio *gpio) {
|
||||
if (*gpio->pin & gpio->value) {
|
||||
return true;
|
||||
} else {
|
||||
@@ -26,7 +26,7 @@ bool gpio_get(struct Gpio * gpio) {
|
||||
}
|
||||
}
|
||||
|
||||
void gpio_set(struct Gpio * gpio, bool value) {
|
||||
void gpio_set(struct Gpio *gpio, bool value) {
|
||||
if (value) {
|
||||
*gpio->port |= gpio->value;
|
||||
} else {
|
||||
|
@@ -8,9 +8,9 @@
|
||||
#include <common/i2c.h>
|
||||
#include <common/macro.h>
|
||||
|
||||
#define TIMEOUT (F_CPU/1000)
|
||||
#define TIMEOUT (F_CPU / 1000)
|
||||
|
||||
int16_t i2c_start(struct I2C * i2c, uint8_t addr, bool read) {
|
||||
int16_t i2c_start(struct I2C *i2c, uint8_t addr, bool read) {
|
||||
uint32_t count;
|
||||
|
||||
// reset TWI control register
|
||||
@@ -19,11 +19,14 @@ int16_t i2c_start(struct I2C * i2c, uint8_t addr, bool read) {
|
||||
TWCR = BIT(TWINT) | BIT(TWSTA) | BIT(TWEN);
|
||||
// wait for end of transmission
|
||||
count = TIMEOUT;
|
||||
while(!(TWCR & BIT(TWINT)) && count > 0) count -= 1;
|
||||
if (count == 0) return -1;
|
||||
while (!(TWCR & BIT(TWINT)) && count > 0)
|
||||
count -= 1;
|
||||
if (count == 0)
|
||||
return -1;
|
||||
|
||||
// check if the start condition was successfully transmitted
|
||||
if((TWSR & 0xF8) != TW_START) return -1;
|
||||
if ((TWSR & 0xF8) != TW_START)
|
||||
return -1;
|
||||
|
||||
// load slave addr into data register
|
||||
TWDR = ((addr << 1) | read);
|
||||
@@ -31,22 +34,25 @@ int16_t i2c_start(struct I2C * i2c, uint8_t addr, bool read) {
|
||||
TWCR = BIT(TWINT) | BIT(TWEN);
|
||||
// wait for end of transmission
|
||||
count = TIMEOUT;
|
||||
while(!(TWCR & BIT(TWINT)) && count > 0) count -= 1;
|
||||
if (count == 0) return -1;
|
||||
while (!(TWCR & BIT(TWINT)) && count > 0)
|
||||
count -= 1;
|
||||
if (count == 0)
|
||||
return -1;
|
||||
|
||||
// check if the device has acknowledged the READ / WRITE mode
|
||||
uint8_t twst = TW_STATUS & 0xF8;
|
||||
if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) return -1;
|
||||
if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK))
|
||||
return -1;
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
void i2c_stop(struct I2C * i2c) {
|
||||
void i2c_stop(struct I2C *i2c) {
|
||||
// transmit STOP condition
|
||||
TWCR = BIT(TWINT) | BIT(TWEN) | BIT(TWSTO);
|
||||
}
|
||||
|
||||
int16_t i2c_write(struct I2C * i2c, uint8_t * data, uint16_t length) {
|
||||
int16_t i2c_write(struct I2C *i2c, uint8_t *data, uint16_t length) {
|
||||
uint16_t i;
|
||||
for (i = 0; i < length; i++) {
|
||||
// load data into data register
|
||||
@@ -55,17 +61,20 @@ int16_t i2c_write(struct I2C * i2c, uint8_t * data, uint16_t length) {
|
||||
TWCR = BIT(TWINT) | BIT(TWEN);
|
||||
// wait for end of transmission
|
||||
uint32_t count = TIMEOUT;
|
||||
while(!(TWCR & BIT(TWINT)) && count > 0) count -= 1;
|
||||
while (!(TWCR & BIT(TWINT)) && count > 0)
|
||||
count -= 1;
|
||||
// timed out
|
||||
if (count == 0) return -1;
|
||||
if (count == 0)
|
||||
return -1;
|
||||
// failed to receive ack
|
||||
if((TWSR & 0xF8) != TW_MT_DATA_ACK) return -1;
|
||||
if ((TWSR & 0xF8) != TW_MT_DATA_ACK)
|
||||
return -1;
|
||||
}
|
||||
|
||||
return i;
|
||||
}
|
||||
|
||||
int16_t i2c_read(struct I2C * i2c, uint8_t * data, uint16_t length) {
|
||||
int16_t i2c_read(struct I2C *i2c, uint8_t *data, uint16_t length) {
|
||||
uint16_t i;
|
||||
for (i = 0; i < length; i++) {
|
||||
if ((i + 1) < length) {
|
||||
@@ -77,8 +86,10 @@ int16_t i2c_read(struct I2C * i2c, uint8_t * data, uint16_t length) {
|
||||
}
|
||||
// wait for end of transmission
|
||||
uint32_t count = TIMEOUT;
|
||||
while(!(TWCR & BIT(TWINT)) && count > 0) count -= 1;
|
||||
if (count == 0) return -1;
|
||||
while (!(TWCR & BIT(TWINT)) && count > 0)
|
||||
count -= 1;
|
||||
if (count == 0)
|
||||
return -1;
|
||||
// return received data from TWDR
|
||||
data[i] = TWDR;
|
||||
}
|
||||
|
@@ -11,11 +11,16 @@
|
||||
#include <arch/i2c_slave.h>
|
||||
#include <common/macro.h>
|
||||
|
||||
static void (* volatile i2c_slave_new_cb)() = NULL;
|
||||
static void (* volatile i2c_slave_recv_cb)(uint8_t) = NULL;
|
||||
static uint8_t (* volatile i2c_slave_send_cb)() = NULL;
|
||||
static void (*volatile i2c_slave_new_cb)() = NULL;
|
||||
static void (*volatile i2c_slave_recv_cb)(uint8_t) = NULL;
|
||||
static uint8_t (*volatile i2c_slave_send_cb)() = NULL;
|
||||
|
||||
void i2c_slave_init(uint8_t address, void (*new_cb)(), void (*recv_cb)(uint8_t), uint8_t (*send_cb)()){
|
||||
void i2c_slave_init(
|
||||
uint8_t address,
|
||||
void (*new_cb)(),
|
||||
void (*recv_cb)(uint8_t),
|
||||
uint8_t (*send_cb)()
|
||||
) {
|
||||
// ensure correct behavior by stopping before changing callbacks or address
|
||||
i2c_slave_stop();
|
||||
|
||||
@@ -35,7 +40,7 @@ void i2c_slave_init(uint8_t address, void (*new_cb)(), void (*recv_cb)(uint8_t),
|
||||
sei();
|
||||
}
|
||||
|
||||
void i2c_slave_stop(){
|
||||
void i2c_slave_stop() {
|
||||
// clear interrupts
|
||||
cli();
|
||||
|
||||
@@ -54,7 +59,7 @@ void i2c_slave_stop(){
|
||||
|
||||
ISR(TWI_vect) {
|
||||
uint8_t status = TW_STATUS;
|
||||
switch(status) {
|
||||
switch (status) {
|
||||
case TW_SR_SLA_ACK:
|
||||
// master has started a new transaction, call the new callback
|
||||
if (i2c_slave_new_cb != NULL) {
|
||||
@@ -64,7 +69,7 @@ ISR(TWI_vect) {
|
||||
break;
|
||||
case TW_SR_DATA_ACK:
|
||||
// received data from master, call the receive callback
|
||||
if(i2c_slave_send_cb != NULL){
|
||||
if (i2c_slave_send_cb != NULL) {
|
||||
i2c_slave_recv_cb(TWDR);
|
||||
}
|
||||
TWCR = BIT(TWIE) | BIT(TWINT) | BIT(TWEA) | BIT(TWEN);
|
||||
@@ -72,7 +77,7 @@ ISR(TWI_vect) {
|
||||
case TW_ST_SLA_ACK:
|
||||
case TW_ST_DATA_ACK:
|
||||
// master is requesting data, call the send callback
|
||||
if(i2c_slave_recv_cb != NULL) {
|
||||
if (i2c_slave_recv_cb != NULL) {
|
||||
TWDR = i2c_slave_send_cb();
|
||||
}
|
||||
TWCR = BIT(TWIE) | BIT(TWINT) | BIT(TWEA) | BIT(TWEN);
|
||||
|
@@ -10,9 +10,9 @@
|
||||
#include <stdint.h>
|
||||
|
||||
struct Gpio {
|
||||
volatile uint8_t * pin;
|
||||
volatile uint8_t * ddr;
|
||||
volatile uint8_t * port;
|
||||
volatile uint8_t *pin;
|
||||
volatile uint8_t *ddr;
|
||||
volatile uint8_t *port;
|
||||
uint8_t value;
|
||||
};
|
||||
|
||||
@@ -25,9 +25,9 @@ struct Gpio {
|
||||
}
|
||||
// clang-format on
|
||||
|
||||
bool gpio_get(struct Gpio * gpio);
|
||||
void gpio_set(struct Gpio * gpio, bool value);
|
||||
bool gpio_get_dir(struct Gpio * gpio);
|
||||
void gpio_set_dir(struct Gpio * gpio, bool value);
|
||||
bool gpio_get(struct Gpio *gpio);
|
||||
void gpio_set(struct Gpio *gpio, bool value);
|
||||
bool gpio_get_dir(struct Gpio *gpio);
|
||||
void gpio_set_dir(struct Gpio *gpio, bool value);
|
||||
|
||||
#endif // _ARCH_GPIO_H
|
||||
|
@@ -3,7 +3,12 @@
|
||||
#ifndef _ARCH_I2C_SLAVE_H
|
||||
#define _ARCH_I2C_SLAVE_H
|
||||
|
||||
void i2c_slave_init(uint8_t address, void (*new_cb)(), void (*recv_cb)(uint8_t), uint8_t (*send_cb)());
|
||||
void i2c_slave_init(
|
||||
uint8_t address,
|
||||
void (*new_cb)(),
|
||||
void (*recv_cb)(uint8_t),
|
||||
uint8_t (*send_cb)()
|
||||
);
|
||||
void i2c_slave_stop();
|
||||
|
||||
#endif // _ARCH_I2C_SLAVE_H
|
||||
|
@@ -6,12 +6,12 @@
|
||||
#include <stdint.h>
|
||||
|
||||
struct Uart {
|
||||
volatile uint8_t * a;
|
||||
volatile uint8_t * b;
|
||||
volatile uint8_t * c;
|
||||
volatile uint8_t * data;
|
||||
volatile uint8_t * baud_l;
|
||||
volatile uint8_t * baud_h;
|
||||
volatile uint8_t *a;
|
||||
volatile uint8_t *b;
|
||||
volatile uint8_t *c;
|
||||
volatile uint8_t *data;
|
||||
volatile uint8_t *baud_l;
|
||||
volatile uint8_t *baud_h;
|
||||
uint8_t a_read;
|
||||
uint8_t a_write;
|
||||
uint8_t a_init;
|
||||
@@ -19,18 +19,18 @@ struct Uart {
|
||||
uint8_t c_init;
|
||||
};
|
||||
|
||||
void uart_init(struct Uart * uart, uint32_t baud);
|
||||
void uart_init(struct Uart *uart, uint32_t baud);
|
||||
|
||||
int16_t uart_count();
|
||||
struct Uart * uart_new(int16_t num);
|
||||
struct Uart *uart_new(int16_t num);
|
||||
|
||||
uint8_t uart_can_read(struct Uart * uart);
|
||||
uint8_t uart_can_write(struct Uart * uart);
|
||||
uint8_t uart_can_read(struct Uart *uart);
|
||||
uint8_t uart_can_write(struct Uart *uart);
|
||||
|
||||
uint8_t uart_read(struct Uart * uart);
|
||||
void uart_write(struct Uart * uart, uint8_t data);
|
||||
uint8_t uart_read(struct Uart *uart);
|
||||
void uart_write(struct Uart *uart, uint8_t data);
|
||||
|
||||
extern struct Uart * uart_stdio;
|
||||
extern struct Uart *uart_stdio;
|
||||
void uart_stdio_init(int16_t num, uint32_t baud);
|
||||
|
||||
#endif // _ARCH_UART_H
|
||||
|
@@ -43,10 +43,10 @@
|
||||
// clang-format on
|
||||
|
||||
int16_t uart_count() {
|
||||
return sizeof(UARTS)/sizeof(struct Uart);
|
||||
return sizeof(UARTS) / sizeof(struct Uart);
|
||||
}
|
||||
|
||||
struct Uart * uart_new(int16_t num) {
|
||||
struct Uart *uart_new(int16_t num) {
|
||||
if (num < uart_count()) {
|
||||
return &UARTS[num];
|
||||
} else {
|
||||
@@ -54,40 +54,40 @@ struct Uart * uart_new(int16_t num) {
|
||||
}
|
||||
}
|
||||
|
||||
void uart_init(struct Uart * uart, uint32_t baud) {
|
||||
void uart_init(struct Uart *uart, uint32_t baud) {
|
||||
uint32_t baud_prescale = (F_CPU / (baud * 16UL)) - 1;
|
||||
*(uart->baud_h) = (uint8_t)(baud_prescale>>8);
|
||||
*(uart->baud_h) = (uint8_t)(baud_prescale >> 8);
|
||||
*(uart->baud_l) = (uint8_t)(baud_prescale);
|
||||
*(uart->a) = uart->a_init;
|
||||
*(uart->b) = uart->b_init;
|
||||
*(uart->c) = uart->c_init;
|
||||
}
|
||||
|
||||
uint8_t uart_can_read(struct Uart * uart) {
|
||||
uint8_t uart_can_read(struct Uart *uart) {
|
||||
return (*(uart->a)) & uart->a_read;
|
||||
}
|
||||
|
||||
uint8_t uart_read(struct Uart * uart) {
|
||||
while (!uart_can_read(uart)) ;
|
||||
uint8_t uart_read(struct Uart *uart) {
|
||||
while (!uart_can_read(uart)) {}
|
||||
return *(uart->data);
|
||||
}
|
||||
|
||||
uint8_t uart_can_write(struct Uart * uart) {
|
||||
uint8_t uart_can_write(struct Uart *uart) {
|
||||
return (*(uart->a)) & uart->a_write;
|
||||
}
|
||||
|
||||
void uart_write(struct Uart * uart, uint8_t data) {
|
||||
while (!uart_can_write(uart)) ;
|
||||
void uart_write(struct Uart *uart, uint8_t data) {
|
||||
while (!uart_can_write(uart)) {}
|
||||
*(uart->data) = data;
|
||||
}
|
||||
|
||||
struct Uart * uart_stdio = NULL;
|
||||
struct Uart *uart_stdio = NULL;
|
||||
|
||||
int16_t uart_stdio_get(FILE * stream) {
|
||||
int16_t uart_stdio_get(FILE *stream) {
|
||||
return (int16_t)uart_read(uart_stdio);
|
||||
}
|
||||
|
||||
int16_t uart_stdio_put(char data, FILE * stream) {
|
||||
int16_t uart_stdio_put(char data, FILE *stream) {
|
||||
uart_write(uart_stdio, (uint8_t)data);
|
||||
return 0;
|
||||
}
|
||||
@@ -95,8 +95,8 @@ int16_t uart_stdio_put(char data, FILE * stream) {
|
||||
FILE uart_stdio_file = FDEV_SETUP_STREAM(uart_stdio_put, uart_stdio_get, _FDEV_SETUP_RW);
|
||||
|
||||
void uart_stdio_init(int16_t num, uint32_t baud) {
|
||||
struct Uart * uart = uart_new(num);
|
||||
if(uart != NULL) {
|
||||
struct Uart *uart = uart_new(num);
|
||||
if (uart != NULL) {
|
||||
uart_init(uart, baud);
|
||||
uart_stdio = uart;
|
||||
stdin = stdout = stderr = &uart_stdio_file;
|
||||
|
Reference in New Issue
Block a user