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uart: update C API

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Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>
This commit is contained in:
Thomas Ingleby
2015-05-26 15:46:48 +01:00
parent 19cad5cf24
commit b982160ec5
3 changed files with 87 additions and 14 deletions
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18
src/uart/uart.c
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@@ -152,7 +152,11 @@ mraa_uart_init(int index)
}
}
mraa_uart_context dev = mraa_uart_init_raw(index);
mraa_uart_context dev = mraa_uart_init_raw((char*)plat->uart_dev[index].device_path);
if (dev == NULL) {
return NULL;
}
dev->index = index; //Set the board Index.
if (advance_func->uart_init_post != NULL) {
mraa_result_t ret = advance_func->uart_init_post(dev);
@@ -166,7 +170,7 @@ mraa_uart_init(int index)
}
mraa_uart_context
mraa_uart_init_raw(int index)
mraa_uart_init_raw(char* path)
{
mraa_uart_context dev = (mraa_uart_context) malloc(sizeof(struct _uart));
if (dev == NULL) {
@@ -175,20 +179,18 @@ mraa_uart_init_raw(int index)
}
memset(dev, 0, sizeof(struct _uart));
dev->index = index;
dev->index = -1;
dev->fd = -1;
dev->path = (char*) plat->uart_dev[index].device_path;
dev->path = path;
char* devPath = mraa_uart_get_dev_path(dev);
if (!devPath) {
if (!dev->path) {
syslog(LOG_ERR, "uart: device path undefined, open failed");
free(dev);
return NULL;
}
// now open the device
if ((dev->fd = open(devPath, O_RDWR)) == -1) {
if ((dev->fd = open(dev->path, O_RDWR)) == -1) {
syslog(LOG_ERR, "uart: open() failed");
free(dev);
return NULL;