hw/arm_gic: Move NVIC specific reset to armv7m_nvic_reset

Move the NVIC specific bits of reset to the NVIC's own
reset function, rather than using ifdefs in the common
arm_gic reset.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 7 insertions, 0 deletions

diff --git a/hw/armv7m_nvic.c b/hw/armv7m_nvic.c
index 99a87a28bf..653c011839 100644
--- a/hw/armv7m_nvic.c
+++ b/hw/armv7m_nvic.c
@@ -382,6 +382,13 @@ static void armv7m_nvic_reset(DeviceState *dev)
 {
     nvic_state *s = FROM_SYSBUSGIC(nvic_state, sysbus_from_qdev(dev));
     gic_reset(&s->gic.busdev.qdev);
+    /* Common GIC reset resets to disabled; the NVIC doesn't have
+     * per-CPU interfaces so mark our non-existent CPU interface
+     * as enabled by default.
+     */
+    s->gic.cpu_enabled[0] = 1;
+    /* The NVIC as a whole is always enabled. */
+    s->gic.enabled = 1;
     systick_reset(s);
 }