We don't implement very much of the GPTM TAR register, and what we
do is wrong. The "are we in RT mode?" field is in s->config, not
s->control. Correct this, use LOG_UNIMP rather than hw_error()
for the cases we don't support, and avoid an unlabelled fallthrough
that makes Coverity complain.
Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
Reviewed-by: Peter Crosthwaite <peter.crosthwa...@xilinx.com>
---
hw/arm/stellaris.c | 13 ++++++++++---
1 file changed, 10 insertions(+), 3 deletions(-)
diff --git a/hw/arm/stellaris.c b/hw/arm/stellaris.c
index c7de9cf..a2095c0 100644
--- a/hw/arm/stellaris.c
+++ b/hw/arm/stellaris.c
@@ -185,12 +185,19 @@ static uint64_t gptm_read(void *opaque, hwaddr offset,
case 0x44: /* TBPMR */
return s->match_prescale[1];
case 0x48: /* TAR */
- if (s->control == 1)
+ if (s->config == 1) {
return s->rtc;
+ }
+ qemu_log_mask(LOG_UNIMP,
+ "GPTM: read of TAR but timer read not supported");
+ return 0;
case 0x4c: /* TBR */
- hw_error("TODO: Timer value read\n");
+ qemu_log_mask(LOG_UNIMP,
+ "GPTM: read of TBR but timer read not supported");
+ return 0;
default:
- hw_error("gptm_read: Bad offset 0x%x\n", (int)offset);
+ qemu_log_mask(LOG_GUEST_ERROR,
+ "GPTM: read at bad offset 0x%x\n", (int)offset);
return 0;
}
}
--
1.9.2
