Changeset f619943a in mainline for uspace/srv/drivers/serial/serial.c

Timestamp:

2010-05-12T14:36:49Z (14 years ago)

Author:

Lenka Trochtova <trochtova.lenka@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

04c7003f

Parents:

f4ef3c2

Message:

set baud rate from test_serial application; fixed a bug

File:

• uspace/srv/drivers/serial/serial.c (modified) (6 diffs)

uspace/srv/drivers/serial/serial.c

@@ -119 +119 @@
 static int serial_read(device_t *dev, char *buf, size_t count) 
 {
-        printf(NAME ": serial_read %s\n", dev->name);
+        // printf(NAME ": serial_read %s\n", dev->name);
         
         int ret = 0;
@@ -342 +342 @@
         
         if (50 > baud_rate || 0 != MAX_BAUD_RATE % baud_rate) {
+                printf(NAME ": error - somebody tried to set invalid baud rate %d\n", baud_rate);
                 return EINVAL; 
         }
@@ -364 +365 @@
         ioport8_t *port = data->port;
         int ret;
+        
+        printf(NAME ": set baud rate %d for the device %s.\n", baud_rate, dev->name);
         
         fibril_mutex_lock(&data->mutex);        
@@ -380 +383 @@
         
         serial_port_interrupts_disable(port);     // Disable all interrupts
-        serial_port_set_baud_rate(port, 1200);
+        serial_port_set_baud_rate(port, 38400);
         pio_write_8(port + 3, 0x07);    // 8 bits, no parity, two stop bits
         pio_write_8(port + 2, 0xC7);    // Enable FIFO, clear them, with 14-byte threshold
@@ -398 +401 @@
                 if (cont = serial_received(port)) {
                         uint8_t val = serial_read_8(port);
-                        printf(NAME ": character %c read from %s.\n", val, dev->name);
-                        
+                        // printf(NAME ": character %c read from %s.\n", val, dev->name);                       
                         
                         if (data->client_connected) {
@@ -408 +410 @@
                                 }
                         } else {
-                                printf(NAME ": no client is connected to %s, discarding the character which was read.\n", dev->name);
+                                // printf(NAME ": no client is connected to %s, discarding the character which was read.\n", dev->name);
                         }                       
                 }