Revision c9a33054 hw/serial.c

b/hw/serial.c
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    if ((s->ier & UART_IER_RLSI) && (s->lsr & UART_LSR_INT_ANY)) {
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        tmp_iir = UART_IIR_RLSI;
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    } else if ((s->ier & UART_IER_RDI) && s->timeout_ipending) {
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        /* Note that(s->ier & UART_IER_RDI) can mask this interrupt,
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         * this is not in the specification but is observed on existing
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         * hardware.  */
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        tmp_iir = UART_IIR_CTI;
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    } else if ((s->ier & UART_IER_RDI) && (s->lsr & UART_LSR_DR)) {
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        if (!(s->fcr & UART_FCR_FE)) {

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