Hi, Juergen
I can confirm that this patch fixes the problem with CTRC-C
on my I.MX31ADS evaluation board. I can now abort operations
that previously required system reset.
I hope this patch will be applied before release of 1.3.4
Thanks a lot.
Felix.
Juergen Kilb wrote:
>
> The Register URXD contains status information in bits [15..8].
> With status bit 15 set, CTRL-C was reported as 0x8003 instead
> of 0x03. Therefore CTRL-C was not detected.
> To solve this, bits [15..8] were masked out now.
>
> Signed-off-by: Juergen Kilb <[EMAIL PROTECTED]>
> ---
> cpu/arm1136/mx31/serial.c | 3 ++-
> 1 files changed, 2 insertions(+), 1 deletions(-)
>
> diff --git a/cpu/arm1136/mx31/serial.c b/cpu/arm1136/mx31/serial.c
> index 1cad8f9..f498599 100644
> --- a/cpu/arm1136/mx31/serial.c
> +++ b/cpu/arm1136/mx31/serial.c
> @@ -63,6 +63,7 @@
> #define URXD_FRMERR (1<<12)
> #define URXD_BRK (1<<11)
> #define URXD_PRERR (1<<10)
> +#define URXD_RX_DATA (0xFF)
> #define UCR1_ADEN (1<<15) /* Auto dectect interrupt */
> #define UCR1_ADBR (1<<14) /* Auto detect baud rate */
> #define UCR1_TRDYEN (1<<13) /* Transmitter ready interrupt enable */
> @@ -165,7 +166,7 @@ void serial_setbrg (void)
> int serial_getc (void)
> {
> while (__REG(UART_PHYS + UTS) & UTS_RXEMPTY);
> - return __REG(UART_PHYS + URXD);
> + return (__REG(UART_PHYS + URXD) & URXD_RX_DATA); /* mask out status from
> upper word */
> }
>
> void serial_putc (const char c)
> --
> 1.5.5.1
>
>
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