From b2b6f6ec3996925ebc85e77c5ac31ff34e8783f6 Mon Sep 17 00:00:00 2001
From: Blue Swirl <blauwirbel@gmail.com>
Date: Sun, 9 Aug 2009 07:27:29 +0000
Subject: [PATCH] Sparc32: use qemu_irq for system_powerdown

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
---
 hw/slavio_misc.c |  4 +++-
 hw/sun4m.c       | 34 ++++++++++++++++------------------
 hw/sun4m.h       |  3 ---
 3 files changed, 19 insertions(+), 22 deletions(-)

diff --git a/hw/slavio_misc.c b/hw/slavio_misc.c
index 5dbdd7a..c8dcd33 100644
--- a/hw/slavio_misc.c
+++ b/hw/slavio_misc.c
@@ -95,7 +95,7 @@ static void slavio_misc_reset(void *opaque)
     s->config = s->aux1 = s->aux2 = s->mctrl = 0;
 }
 
-void slavio_set_power_fail(void *opaque, int power_failing)
+static void slavio_set_power_fail(void *opaque, int irq, int power_failing)
 {
     MiscState *s = opaque;
 
@@ -492,6 +492,8 @@ static void slavio_misc_init1(SysBusDevice *dev)
                                 slavio_aux2_mem_write, s);
     sysbus_init_mmio(dev, MISC_SIZE, io);
 
+    qdev_init_gpio_in(&dev->qdev, slavio_set_power_fail, 1);
+
     register_savevm("slavio_misc", -1, 1, slavio_misc_save, slavio_misc_load,
                     s);
     qemu_register_reset(slavio_misc_reset, s);
diff --git a/hw/sun4m.c b/hw/sun4m.c
index 101c56b..5e47240 100644
--- a/hw/sun4m.c
+++ b/hw/sun4m.c
@@ -268,13 +268,6 @@ static void dummy_cpu_set_irq(void *opaque, int irq, int level)
 {
 }
 
-static void *slavio_misc;
-
-void qemu_system_powerdown(void)
-{
-    slavio_set_power_fail(slavio_misc, 1);
-}
-
 static void main_cpu_reset(void *opaque)
 {
     CPUState *env = opaque;
@@ -458,10 +451,17 @@ static void slavio_timer_init_all(target_phys_addr_t addr, qemu_irq master_irq,
 #define MISC_MDM  0x01b00000
 #define MISC_SYS  0x01f00000
 
-static void *slavio_misc_init(target_phys_addr_t base,
-                              target_phys_addr_t aux1_base,
-                              target_phys_addr_t aux2_base, qemu_irq irq,
-                              qemu_irq fdc_tc)
+static qemu_irq slavio_powerdown;
+
+void qemu_system_powerdown(void)
+{
+    qemu_irq_raise(slavio_powerdown);
+}
+
+static void slavio_misc_init(target_phys_addr_t base,
+                             target_phys_addr_t aux1_base,
+                             target_phys_addr_t aux2_base, qemu_irq irq,
+                             qemu_irq fdc_tc)
 {
     DeviceState *dev;
     SysBusDevice *s;
@@ -494,8 +494,7 @@ static void *slavio_misc_init(target_phys_addr_t base,
     }
     sysbus_connect_irq(s, 0, irq);
     sysbus_connect_irq(s, 1, fdc_tc);
-
-    return s;
+    slavio_powerdown = qdev_get_gpio_in(dev, 0);
 }
 
 static void ecc_init(target_phys_addr_t base, qemu_irq irq, uint32_t version)
@@ -826,9 +825,9 @@ static void sun4m_hw_init(const struct sun4m_hwdef *hwdef, ram_addr_t RAM_size,
               serial_hds[0], serial_hds[1], ESCC_CLOCK, 1);
 
     cpu_halt = qemu_allocate_irqs(cpu_halt_signal, NULL, 1);
-    slavio_misc = slavio_misc_init(hwdef->slavio_base,
-                                   hwdef->aux1_base, hwdef->aux2_base,
-                                   slavio_irq[30], fdc_tc);
+    slavio_misc_init(hwdef->slavio_base, hwdef->aux1_base, hwdef->aux2_base,
+                     slavio_irq[30], fdc_tc);
+
     if (hwdef->apc_base) {
         apc_init(hwdef->apc_base, cpu_halt[0]);
     }
@@ -1615,8 +1614,7 @@ static void sun4c_hw_init(const struct sun4c_hwdef *hwdef, ram_addr_t RAM_size,
               slavio_irq[1], serial_hds[0], serial_hds[1],
               ESCC_CLOCK, 1);
 
-    slavio_misc = slavio_misc_init(0, hwdef->aux1_base, 0,
-                                   slavio_irq[1], fdc_tc);
+    slavio_misc_init(0, hwdef->aux1_base, 0, slavio_irq[1], fdc_tc);
 
     if (hwdef->fd_base != (target_phys_addr_t)-1) {
         /* there is zero or one floppy drive */
diff --git a/hw/sun4m.h b/hw/sun4m.h
index e015b09..9f54092 100644
--- a/hw/sun4m.h
+++ b/hw/sun4m.h
@@ -30,9 +30,6 @@ void slavio_irq_info(Monitor *mon, void *opaque);
 void sun4c_pic_info(Monitor *mon, void *opaque);
 void sun4c_irq_info(Monitor *mon, void *opaque);
 
-/* slavio_misc.c */
-void slavio_set_power_fail(void *opaque, int power_failing);
-
 /* sparc32_dma.c */
 #include "sparc32_dma.h"
 
-- 
2.7.4