[Qemu-devel] [PATCH] Support system reset in Exynos4210

[Dmitry Zhurikhin]

Reset the system when 1 is written to SWRESET register

Signed-off-by: Dmitry Zhurikhin <z...@ispras.ru>
---
 hw/exynos4210_pmu.c |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)

diff --git a/hw/exynos4210_pmu.c b/hw/exynos4210_pmu.c
index c12d750..edf6e34 100644
--- a/hw/exynos4210_pmu.c
+++ b/hw/exynos4210_pmu.c
@@ -25,6 +25,7 @@
  */
 
 #include "sysbus.h"
+#include "sysemu.h"
 
 #ifndef DEBUG_PMU
 #define DEBUG_PMU           0
@@ -422,6 +423,16 @@ static void exynos4210_pmu_write(void *opaque, 
target_phys_addr_t offset,
         if (reg_p->offset == offset) {
             PRINT_DEBUG_EXTEND("%s <0x%04x> <- 0x%04x\n", reg_p->name,
                     (uint32_t)offset, (uint32_t)val);
+            switch (offset) {
+            case SWRESET:
+                if (val & 1) {
+                    qemu_system_reset_request();
+                }
+                break;
+            default:
+                /* Nothing */
+                break;
+            }
             s->reg[i] = val;
             return;
         }
-- 
1.7.4.1