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sani7
2026-02-14 14:31:15 +01:00
parent 36a56a9068
commit c39cb9c42c
2 changed files with 113 additions and 80 deletions
Download Patch File Download Diff File Expand all files Collapse all files
server/gpio/gpio.cpp
+73 -51
View File
@@ -3,55 +3,81 @@
#include <errno.h>
#if __aarch64__
#else
struct gpiod_chip *gpiod_chip_open(const char *path){return NULL;}
struct gpiod_line_settings *gpiod_line_settings_new(void){}
int gpiod_line_settings_set_direction(struct gpiod_line_settings *settings,
enum gpiod_line_direction direction){return 0;}
int gpiod_line_settings_set_output_value(struct gpiod_line_settings *settings,
enum gpiod_line_value value){return 0;}
struct gpiod_line_config *gpiod_line_config_new(void){return NULL;}
int gpiod_line_config_add_line_settings(struct gpiod_line_config *config,
const unsigned int *offsets,
size_t num_offsets,
struct gpiod_line_settings *settings){return 0;}
struct gpiod_request_config *gpiod_request_config_new(void){}
void gpiod_request_config_set_consumer(struct gpiod_request_config *config,
const char *consumer){}
struct gpiod_line_request *
gpiod_chip_request_lines(struct gpiod_chip *chip,
struct gpiod_request_config *req_cfg,
struct gpiod_line_config *line_cfg){return NULL;}
int gpiod_line_request_set_value(struct gpiod_line_request *request,
unsigned int offset,
enum gpiod_line_value value){}
enum gpiod_line_value
gpiod_line_request_get_value(struct gpiod_line_request *request,
unsigned int offset) {}
void gpiod_line_request_release(struct gpiod_line_request *request) {}
void gpiod_request_config_free(struct gpiod_request_config *config){}
void gpiod_line_config_free(struct gpiod_line_config *config){}
void gpiod_line_settings_free(struct gpiod_line_settings *settings){}
void gpiod_chip_close(struct gpiod_chip *chip){}
struct gpiod_chip *gpiod_chip_open(const char *path)
{
return NULL;
}
struct gpiod_line_settings *gpiod_line_settings_new(void)
{
}
int gpiod_line_settings_set_direction(struct gpiod_line_settings *settings, enum gpiod_line_direction direction)
{
return 0;
}
int gpiod_line_settings_set_output_value(struct gpiod_line_settings *settings, enum gpiod_line_value value)
{
return 0;
}
struct gpiod_line_config *gpiod_line_config_new(void)
{
return NULL;
}
int gpiod_line_config_add_line_settings(struct gpiod_line_config *config, const unsigned int *offsets,
size_t num_offsets, struct gpiod_line_settings *settings)
{
return 0;
}
struct gpiod_request_config *gpiod_request_config_new(void)
{
}
void gpiod_request_config_set_consumer(struct gpiod_request_config *config, const char *consumer)
{
}
struct gpiod_line_request *gpiod_chip_request_lines(struct gpiod_chip *chip, struct gpiod_request_config *req_cfg,
struct gpiod_line_config *line_cfg)
{
return NULL;
}
int gpiod_line_request_set_value(struct gpiod_line_request *request, unsigned int offset, enum gpiod_line_value value)
{
}
enum gpiod_line_value gpiod_line_request_get_value(struct gpiod_line_request *request, unsigned int offset)
{
}
void gpiod_line_request_release(struct gpiod_line_request *request)
{
}
void gpiod_request_config_free(struct gpiod_request_config *config)
{
}
void gpiod_line_config_free(struct gpiod_line_config *config)
{
}
void gpiod_line_settings_free(struct gpiod_line_settings *settings)
{
}
void gpiod_chip_close(struct gpiod_chip *chip)
{
}
#endif
GPIO::GPIO(Direction dir, uint8_t gpio, bool state, QObject* parent)
: QObject(parent), m_offset(gpio)
GPIO::GPIO(Direction dir, uint8_t gpio, bool state, QObject *parent) : QObject(parent), m_offset(gpio)
{
if (dir == Direction::Output)
{
m_request = request_output_line("/dev/gpiochip0", gpio, (enum gpiod_line_value)state, "unisim_cpp");
if (!m_request) {
SPDLOG_ERROR("failed to request line: {}",
strerror(errno));
if (!m_request)
{
SPDLOG_ERROR("failed to request line: {}", strerror(errno));
}
return;
}
if (dir == Direction::Input)
{
m_request = request_input_line("/dev/gpiochip0", gpio, "unisim_cpp");
if (!m_request) {
fprintf(stderr, "failed to request line: %s\n",
strerror(errno));
if (!m_request)
{
fprintf(stderr, "failed to request line: %s\n", strerror(errno));
}
}
}
@@ -81,9 +107,8 @@ bool GPIO::value()
#endif
}
struct gpiod_line_request *
GPIO::request_output_line(const char *chip_path, unsigned int offset,
enum gpiod_line_value value, const char *consumer)
struct gpiod_line_request *GPIO::request_output_line(const char *chip_path, unsigned int offset,
enum gpiod_line_value value, const char *consumer)
{
struct gpiod_request_config *req_cfg = NULL;
struct gpiod_line_request *request = NULL;
@@ -100,20 +125,19 @@ GPIO::request_output_line(const char *chip_path, unsigned int offset,
if (!settings)
goto close_chip;
gpiod_line_settings_set_direction(settings,
GPIOD_LINE_DIRECTION_OUTPUT);
gpiod_line_settings_set_direction(settings, GPIOD_LINE_DIRECTION_OUTPUT);
gpiod_line_settings_set_output_value(settings, value);
line_cfg = gpiod_line_config_new();
if (!line_cfg)
goto free_settings;
ret = gpiod_line_config_add_line_settings(line_cfg, &offset, 1,
settings);
ret = gpiod_line_config_add_line_settings(line_cfg, &offset, 1, settings);
if (ret)
goto free_line_config;
if (consumer) {
if (consumer)
{
req_cfg = gpiod_request_config_new();
if (!req_cfg)
goto free_line_config;
@@ -137,9 +161,7 @@ close_chip:
return request;
}
struct gpiod_line_request *GPIO::request_input_line(const char *chip_path,
unsigned int offset,
const char *consumer)
struct gpiod_line_request *GPIO::request_input_line(const char *chip_path, unsigned int offset, const char *consumer)
{
struct gpiod_request_config *req_cfg = NULL;
struct gpiod_line_request *request = NULL;
@@ -162,12 +184,12 @@ struct gpiod_line_request *GPIO::request_input_line(const char *chip_path,
if (!line_cfg)
goto free_settings;
ret = gpiod_line_config_add_line_settings(line_cfg, &offset, 1,
settings);
ret = gpiod_line_config_add_line_settings(line_cfg, &offset, 1, settings);
if (ret)
goto free_line_config;
if (consumer) {
if (consumer)
{
req_cfg = gpiod_request_config_new();
if (!req_cfg)
goto free_line_config;
server/gpio/gpio.hpp
+40 -29
View File
@@ -5,49 +5,60 @@
#ifdef __aarch64__
#include <gpiod.h>
#else
struct gpiod_line_request{};
struct gpiod_request_config{};
struct gpiod_line_settings{};
struct gpiod_line_config{};
struct gpiod_chip{};
enum gpiod_line_value {
GPIOD_LINE_VALUE_ERROR = -1,
/**< Returned to indicate an error when reading the value. */
GPIOD_LINE_VALUE_INACTIVE = 0,
/**< Line is logically inactive. */
GPIOD_LINE_VALUE_ACTIVE = 1,
/**< Line is logically active. */
struct gpiod_line_request
{
};
enum gpiod_line_direction {
GPIOD_LINE_DIRECTION_AS_IS = 1,
/**< Request the line(s), but don't change direction. */
GPIOD_LINE_DIRECTION_INPUT,
/**< Direction is input - for reading the value of an externally driven
* GPIO line. */
GPIOD_LINE_DIRECTION_OUTPUT,
/**< Direction is output - for driving the GPIO line. */
struct gpiod_request_config
{
};
struct gpiod_line_settings
{
};
struct gpiod_line_config
{
};
struct gpiod_chip
{
};
enum gpiod_line_value
{
GPIOD_LINE_VALUE_ERROR = -1,
/**< Returned to indicate an error when reading the value. */
GPIOD_LINE_VALUE_INACTIVE = 0,
/**< Line is logically inactive. */
GPIOD_LINE_VALUE_ACTIVE = 1,
/**< Line is logically active. */
};
enum gpiod_line_direction
{
GPIOD_LINE_DIRECTION_AS_IS = 1,
/**< Request the line(s), but don't change direction. */
GPIOD_LINE_DIRECTION_INPUT,
/**< Direction is input - for reading the value of an externally driven
* GPIO line. */
GPIOD_LINE_DIRECTION_OUTPUT,
/**< Direction is output - for driving the GPIO line. */
};
#endif
class GPIO : public QObject {
class GPIO : public QObject
{
Q_OBJECT
public:
enum Direction {
enum Direction
{
Input,
Output
};
explicit GPIO(Direction dir, uint8_t gpio, bool state = false, QObject* parent = nullptr);
explicit GPIO(Direction dir, uint8_t gpio, bool state = false, QObject *parent = nullptr);
~GPIO();
void set_value(bool val);
bool value();
private:
struct gpiod_line_request *
request_output_line(const char *chip_path, unsigned int offset,
enum gpiod_line_value value, const char *consumer);
struct gpiod_line_request *request_input_line(const char *chip_path,
unsigned int offset,
const char *consumer);
struct gpiod_line_request *request_output_line(const char *chip_path, unsigned int offset,
enum gpiod_line_value value, const char *consumer);
struct gpiod_line_request *request_input_line(const char *chip_path, unsigned int offset, const char *consumer);
struct gpiod_line_request *m_request;
unsigned int m_offset;