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authorAndreas Färber2013-01-10 21:52:28 +0100
committerAndreas Färber2013-01-10 21:52:28 +0100
commit63e3555e80c31776285accbb4d0c14ae91c457dc (patch)
tree89907c82724d6519c8bbad7acc15c0198c6f902f /hw/cadence_uart.c
parentprep: Use pc87312 device instead of collection of random ISA devices (diff)
parentMerge remote-tracking branch 'kraxel/build.1' into staging (diff)
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Merge branch 'master' of git://git.qemu.org/qemu into prep-up
Conflicts: hw/Makefile.objs hw/ppc_prep.c Signed-off-by: Andreas Färber <andreas.faerber@web.de>
Diffstat (limited to 'hw/cadence_uart.c')
-rw-r--r--hw/cadence_uart.c21
1 files changed, 12 insertions, 9 deletions
diff --git a/hw/cadence_uart.c b/hw/cadence_uart.c
index d98e531372..7dd2fe54ed 100644
--- a/hw/cadence_uart.c
+++ b/hw/cadence_uart.c
@@ -17,8 +17,8 @@
*/
#include "sysbus.h"
-#include "qemu-char.h"
-#include "qemu-timer.h"
+#include "char/char.h"
+#include "qemu/timer.h"
#ifdef CADENCE_UART_ERR_DEBUG
#define DB_PRINT(...) do { \
@@ -354,12 +354,12 @@ static void uart_read_rx_fifo(UartState *s, uint32_t *c)
uart_update_status(s);
}
-static void uart_write(void *opaque, target_phys_addr_t offset,
+static void uart_write(void *opaque, hwaddr offset,
uint64_t value, unsigned size)
{
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) */
@@ -397,20 +397,23 @@ static void uart_write(void *opaque, target_phys_addr_t offset,
}
}
-static uint64_t uart_read(void *opaque, target_phys_addr_t offset,
+static uint64_t uart_read(void *opaque, hwaddr offset,
unsigned size)
{
UartState *s = (UartState *)opaque;
uint32_t c = 0;
offset >>= 2;
- if (offset > R_MAX) {
- return 0;
+ if (offset >= R_MAX) {
+ 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 = {