Message ID | 1350637684-32300-1-git-send-email-peter.crosthwaite@xilinx.com |
---|---|
State | New |
Headers | show |
On 19 October 2012 10:08, Peter Crosthwaite <peter.crosthwaite@xilinx.com> wrote: > Add more helpful debug information to the cadence UART. > > Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> -- PMM
On Fri, Oct 19, 2012 at 07:08:04PM +1000, Peter Crosthwaite wrote: > Add more helpful debug information to the cadence UART. > > Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com> > --- > hw/cadence_uart.c | 11 +++++++---- > 1 files changed, 7 insertions(+), 4 deletions(-) Thanks, applied to the trivial patches tree: https://github.com/stefanha/qemu/commits/trivial-patches Stefan
diff --git a/hw/cadence_uart.c b/hw/cadence_uart.c index f8afc4e..483a316 100644 --- a/hw/cadence_uart.c +++ b/hw/cadence_uart.c @@ -359,7 +359,7 @@ static void uart_write(void *opaque, target_phys_addr_t offset, { UartState *s = (UartState *)opaque; - DB_PRINT(" offset:%x data:%08x\n", offset, (unsigned)value); + DB_PRINT(" offset:%x data:%08x\n", (unsigned)offset, (unsigned)value); offset >>= 2; switch (offset) { case R_IER: /* ier (wts imr) */ @@ -405,12 +405,15 @@ static uint64_t uart_read(void *opaque, target_phys_addr_t offset, offset >>= 2; if (offset >= R_MAX) { - return 0; + c = 0; } else if (offset == R_TX_RX) { uart_read_rx_fifo(s, &c); - return c; + } else { + c = s->r[offset]; } - return s->r[offset]; + + DB_PRINT(" offset:%x data:%08x\n", (unsigned)(offset << 2), (unsigned)c); + return c; } static const MemoryRegionOps uart_ops = {
Add more helpful debug information to the cadence UART. Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com> --- hw/cadence_uart.c | 11 +++++++---- 1 files changed, 7 insertions(+), 4 deletions(-)