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This commit is contained in:
Florian Pose
2009-12-02 15:38:10 +01:00
parent 850d70d6d6
commit 6dbc77cd62
3 changed files with 296 additions and 25 deletions
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examples/tty/tty.c
+3 -14
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@@ -116,8 +116,6 @@ typedef struct {
} serial_device_t;
static serial_device_t *ser = NULL;
static char tx_data[] = "ATZ\r\n";
static off_t tx_off = 0;
static ec_tty_t *tty = NULL;
/*****************************************************************************/
@@ -283,17 +281,10 @@ void serial_run(serial_device_t *ser, uint16_t status, uint8_t *rx_data)
tx_accepted_toggle = status & 0x0001;
if (tx_accepted_toggle != ser->tx_accepted_toggle) { // ready
// send new data
size_t rem = sizeof(tx_data) - tx_off;
if (rem > 0) {
if (rem < ser->max_tx_data_size) {
ser->tx_data_size = rem;
} else {
ser->tx_data_size = ser->max_tx_data_size;
}
ser->tx_data_size =
ectty_tx_data(tty, ser->tx_data, ser->max_tx_data_size);
if (ser->tx_data_size) {
printk(KERN_INFO PFX "Sending %u bytes.\n", ser->tx_data_size);
memcpy(ser->tx_data, tx_data, ser->tx_data_size);
tx_off += ser->tx_data_size;
ser->tx_request_toggle = !ser->tx_request_toggle;
ser->tx_accepted_toggle = tx_accepted_toggle;
}
@@ -397,8 +388,6 @@ void cyclic_task(unsigned long data)
// check for master state (optional)
check_master_state();
tx_off = 0;
}
serial_run(ser, EC_READ_U16(domain1_pd + off_status), domain1_pd + off_rx);