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[Qemu-devel] [PATCH] cadance_uart: Accept input after rx FIFO pop
From: |
Peter Crosthwaite |
Subject: |
[Qemu-devel] [PATCH] cadance_uart: Accept input after rx FIFO pop |
Date: |
Wed, 5 Dec 2012 16:46:11 +1000 |
The device return false from the can receive function when the FIFO is
full. This mean the device should check for buffered input whenever a byte is
popped from the FIFO.
Reported-by: Jason Wu <address@hidden>
Signed-off-by: Peter Crosthwaite <address@hidden>
---
hw/cadence_uart.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/hw/cadence_uart.c b/hw/cadence_uart.c
index 686e617..a6196a2 100644
--- a/hw/cadence_uart.c
+++ b/hw/cadence_uart.c
@@ -343,6 +343,7 @@ static void uart_read_rx_fifo(UartState *s, uint32_t *c)
if (!s->rx_count) {
s->r[R_SR] |= UART_SR_INTR_REMPTY;
}
+ qemu_chr_accept_input(s->chr);
} else {
*c = 0;
s->r[R_SR] |= UART_SR_INTR_REMPTY;
--
1.7.0.4
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