diff mbox series

[v4,1/4] hw/timer/bcm2835: Introduce BCM2835_SYSTIMER_COUNT definition

Message ID 20201010203709.3116542-2-f4bug@amsat.org
State New
Headers show
Series hw/arm/raspi: Fix SYS_timer to unbrick Linux kernels v3.7+ | expand

Commit Message

Philippe Mathieu-Daudé Oct. 10, 2020, 8:37 p.m. UTC 
Use the BCM2835_SYSTIMER_COUNT definition instead of the
magic '4' value.

Reviewed-by: Luc Michel <luc.michel@greensocs.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
---
 include/hw/timer/bcm2835_systmr.h | 4 +++-
 hw/timer/bcm2835_systmr.c         | 3 ++-
 2 files changed, 5 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/include/hw/timer/bcm2835_systmr.h b/include/hw/timer/bcm2835_systmr.h
index 7ce8f6ef4d8..43df7ee488c 100644
--- a/include/hw/timer/bcm2835_systmr.h
+++ b/include/hw/timer/bcm2835_systmr.h
@@ -16,6 +16,8 @@ 
 #define TYPE_BCM2835_SYSTIMER "bcm2835-sys-timer"
 OBJECT_DECLARE_SIMPLE_TYPE(BCM2835SystemTimerState, BCM2835_SYSTIMER)
 
+#define BCM2835_SYSTIMER_COUNT 4
+
 struct BCM2835SystemTimerState {
     /*< private >*/
     SysBusDevice parent_obj;
@@ -26,7 +28,7 @@  struct BCM2835SystemTimerState {
 
     struct {
         uint32_t status;
-        uint32_t compare[4];
+        uint32_t compare[BCM2835_SYSTIMER_COUNT];
     } reg;
 };
 
diff --git a/hw/timer/bcm2835_systmr.c b/hw/timer/bcm2835_systmr.c
index 3387a6214a2..ff8c5536610 100644
--- a/hw/timer/bcm2835_systmr.c
+++ b/hw/timer/bcm2835_systmr.c
@@ -134,7 +134,8 @@  static const VMStateDescription bcm2835_systmr_vmstate = {
     .minimum_version_id = 1,
     .fields = (VMStateField[]) {
         VMSTATE_UINT32(reg.status, BCM2835SystemTimerState),
-        VMSTATE_UINT32_ARRAY(reg.compare, BCM2835SystemTimerState, 4),
+        VMSTATE_UINT32_ARRAY(reg.compare, BCM2835SystemTimerState,
+                             BCM2835_SYSTIMER_COUNT),
         VMSTATE_END_OF_LIST()
     }
 };