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Rev 2089 Rev 3844
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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 */
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/** @addtogroup mips32 
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/** @addtogroup mips32
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 * @{
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 * @{
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 */
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 */
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/** @file
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/** @file
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 */
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 */
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static irq_t serial_irq;
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static irq_t serial_irq;
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static chardev_t console;
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static chardev_t console;
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static serial_t sconf[SERIAL_MAX];
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static serial_t sconf[SERIAL_MAX];
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static bool kb_enabled;
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static bool kb_enabled;
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static void serial_write(chardev_t *d, const char ch)
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static void serial_write(chardev_t *d, const char ch, bool silent)
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{
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{
- 
 
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    if (!silent) {
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    serial_t *sd = (serial_t *)d->data;
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        serial_t *sd = (serial_t *)d->data;
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    if (ch == '\n')
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        if (ch == '\n')
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        serial_write(d, '\r');
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            serial_write(d, '\r');
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    /* Wait until transmit buffer empty */
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        /* Wait until transmit buffer empty */
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    while (! (SERIAL_READ_LSR(sd->port) & (1<<TRANSMIT_EMPTY_BIT)))
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        while (!(SERIAL_READ_LSR(sd->port) & (1 << TRANSMIT_EMPTY_BIT)));
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        ;
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    SERIAL_WRITE(sd->port, ch);
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        SERIAL_WRITE(sd->port, ch);
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    }
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}
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}
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static void serial_enable(chardev_t *d)
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static void serial_enable(chardev_t *d)
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{
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{
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    kb_enabled = true;
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    kb_enabled = true;
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};
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};
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void serial_console(devno_t devno)
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void serial_console(devno_t devno)
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{
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{
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    serial_t *sd = &sconf[0];
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    serial_t *sd = &sconf[0];
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 - 
 
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    chardev_initialize("serial_console", &console, &serial_ops);
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    chardev_initialize("serial_console", &console, &serial_ops);
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    console.data = sd;
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    console.data = sd;
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    kb_enabled = true;
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    kb_enabled = true;
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    irq_initialize(&serial_irq);
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    irq_initialize(&serial_irq);
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    serial_irq.devno = devno;
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    serial_irq.devno = devno;
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    serial_irq.inr = SERIAL_IRQ;
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    serial_irq.inr = SERIAL_IRQ;
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    serial_irq.claim = serial_claim;
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    serial_irq.claim = serial_claim;
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    serial_irq.handler = serial_irq_handler;
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    serial_irq.handler = serial_irq_handler;
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    irq_register(&serial_irq);
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    irq_register(&serial_irq);
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    /* I don't know why, but the serial interrupts simply
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    /* I don't know why, but the serial interrupts simply
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     * don't work on simics
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       don't work on simics */
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     */
 - 
 
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    virtual_timer_fnc = &serial_handler;
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    virtual_timer_fnc = &serial_handler;
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    stdin = &console;
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    stdin = &console;
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    stdout = &console;
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    stdout = &console;
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}
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}