From: "Dmitry Zhurikhin" <zhur@ispras.ru>
To: Maksim Kozlov <m.kozlov@samsung.com>
Cc: Igor Mitsyanko <i.mitsyanko@samsung.com>,
Evgeny Voevodin <e.voevodin@samsung.com>,
qemu-devel@nongnu.org, Dmitry Zhurikhin <zhur@ispras.ru>,
Kyungmin Park <kyungmin.park@samsung.com>,
Dmitry Solodkiy <d.solodkiy@samsung.com>
Subject: [Qemu-devel] [PATCH] Support system reset in Exynos4210
Date: Wed, 4 Apr 2012 14:08:53 +0400 [thread overview]
Message-ID: <1333534133-9917-1-git-send-email-zhur@ispras.ru> (raw)
Reset the system when 1 is written to SWRESET register
Signed-off-by: Dmitry Zhurikhin <zhur@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
next reply other threads:[~2012-04-04 10:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-04 10:08 Dmitry Zhurikhin [this message]
2012-04-04 11:55 ` [Qemu-devel] [PATCH] Support system reset in Exynos4210 Maksim Kozlov
2012-04-04 12:35 ` Dmitry Zhurikhin
2012-04-04 16:16 ` Maksim Kozlov
2012-04-04 17:37 ` Dmitry Zhurikhin
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