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Diffstat (limited to 'hw/watchdog/wdt_aspeed.c')
-rw-r--r--hw/watchdog/wdt_aspeed.c21
1 files changed, 17 insertions, 4 deletions
diff --git a/hw/watchdog/wdt_aspeed.c b/hw/watchdog/wdt_aspeed.c
index d283d07d65..122aa8daaa 100644
--- a/hw/watchdog/wdt_aspeed.c
+++ b/hw/watchdog/wdt_aspeed.c
@@ -93,11 +93,11 @@ static uint64_t aspeed_wdt_read(void *opaque, hwaddr offset, unsigned size)
 
 }
 
-static void aspeed_wdt_reload(AspeedWDTState *s, bool pclk)
+static void aspeed_wdt_reload(AspeedWDTState *s)
 {
     uint64_t reload;
 
-    if (pclk) {
+    if (!(s->regs[WDT_CTRL] & WDT_CTRL_1MHZ_CLK)) {
         reload = muldiv64(s->regs[WDT_RELOAD_VALUE], NANOSECONDS_PER_SECOND,
                           s->pclk_freq);
     } else {
@@ -109,6 +109,16 @@ static void aspeed_wdt_reload(AspeedWDTState *s, bool pclk)
     }
 }
 
+static void aspeed_wdt_reload_1mhz(AspeedWDTState *s)
+{
+    uint64_t reload = s->regs[WDT_RELOAD_VALUE] * 1000ULL;
+
+    if (aspeed_wdt_is_enabled(s)) {
+        timer_mod(s->timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + reload);
+    }
+}
+
+
 static void aspeed_wdt_write(void *opaque, hwaddr offset, uint64_t data,
                              unsigned size)
 {
@@ -130,13 +140,13 @@ static void aspeed_wdt_write(void *opaque, hwaddr offset, uint64_t data,
     case WDT_RESTART:
         if ((data & 0xFFFF) == WDT_RESTART_MAGIC) {
             s->regs[WDT_STATUS] = s->regs[WDT_RELOAD_VALUE];
-            aspeed_wdt_reload(s, !(s->regs[WDT_CTRL] & WDT_CTRL_1MHZ_CLK));
+            awc->wdt_reload(s);
         }
         break;
     case WDT_CTRL:
         if (enable && !aspeed_wdt_is_enabled(s)) {
             s->regs[WDT_CTRL] = data;
-            aspeed_wdt_reload(s, !(data & WDT_CTRL_1MHZ_CLK));
+            awc->wdt_reload(s);
         } else if (!enable && aspeed_wdt_is_enabled(s)) {
             s->regs[WDT_CTRL] = data;
             timer_del(s->timer);
@@ -283,6 +293,7 @@ static void aspeed_2400_wdt_class_init(ObjectClass *klass, void *data)
     awc->offset = 0x20;
     awc->ext_pulse_width_mask = 0xff;
     awc->reset_ctrl_reg = SCU_RESET_CONTROL1;
+    awc->wdt_reload = aspeed_wdt_reload;
 }
 
 static const TypeInfo aspeed_2400_wdt_info = {
@@ -317,6 +328,7 @@ static void aspeed_2500_wdt_class_init(ObjectClass *klass, void *data)
     awc->ext_pulse_width_mask = 0xfffff;
     awc->reset_ctrl_reg = SCU_RESET_CONTROL1;
     awc->reset_pulse = aspeed_2500_wdt_reset_pulse;
+    awc->wdt_reload = aspeed_wdt_reload_1mhz;
 }
 
 static const TypeInfo aspeed_2500_wdt_info = {
@@ -336,6 +348,7 @@ static void aspeed_2600_wdt_class_init(ObjectClass *klass, void *data)
     awc->ext_pulse_width_mask = 0xfffff; /* TODO */
     awc->reset_ctrl_reg = AST2600_SCU_RESET_CONTROL1;
     awc->reset_pulse = aspeed_2500_wdt_reset_pulse;
+    awc->wdt_reload = aspeed_wdt_reload_1mhz;
 }
 
 static const TypeInfo aspeed_2600_wdt_info = {