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authorPeter Crosthwaite <crosthwaitepeter@gmail.com>2015-10-16 11:14:53 +0100
committerPeter Maydell <peter.maydell@linaro.org>2015-10-16 13:13:47 +0100
commitc209b0537203c58a051e5d837320335cea23e494 (patch)
treef6c199fc6c527547b062164b15c00da1cb45e529 /hw
parentb64d64de1a5b88de88146e3ad36e7b09b97837eb (diff)
downloadqemu-c209b0537203c58a051e5d837320335cea23e494.zip
misc: zynq_slcr: Fix MMIO writes
The /4 for offset calculation in MMIO writes was happening twice giving wrong write offsets. Fix. While touching the code, change the if-else to be a short returning if and convert the debug message to a GUEST_ERROR, which is more accurate for this condition. Cc: qemu-stable@nongnu.org Cc: Guenter Roeck <linux@roeck-us.net> Signed-off-by: Peter Crosthwaite <crosthwaite.peter@gmail.com> Reviewed-by: Alistair Francis <alistair.francis@xilinx.com> Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw')
-rw-r--r--hw/misc/zynq_slcr.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/hw/misc/zynq_slcr.c b/hw/misc/zynq_slcr.c
index 964f2532ff..3d7870850b 100644
--- a/hw/misc/zynq_slcr.c
+++ b/hw/misc/zynq_slcr.c
@@ -393,12 +393,12 @@ static void zynq_slcr_write(void *opaque, hwaddr offset,
return;
}
- if (!s->regs[LOCKSTA]) {
- s->regs[offset / 4] = val;
- } else {
- DB_PRINT("SCLR registers are locked. Unlock them first\n");
+ if (s->regs[LOCKSTA]) {
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "SCLR registers are locked. Unlock them first\n");
return;
}
+ s->regs[offset] = val;
switch (offset) {
case PSS_RST_CTRL: