From 2be378332830939e5367a48926a13f833592c72c Mon Sep 17 00:00:00 2001
From: Blue Swirl <blauwirbel@gmail.com>
Date: Sat, 24 Oct 2009 16:56:20 +0000
Subject: [PATCH] fdc: convert to reset + vmsd

Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
---
 hw/fdc.c | 37 +++++++++++++++++++++++++++++--------
 1 file changed, 29 insertions(+), 8 deletions(-)

diff --git a/hw/fdc.c b/hw/fdc.c
index a21e05f0eb..b584b9867c 100644
--- a/hw/fdc.c
+++ b/hw/fdc.c
@@ -699,9 +699,18 @@ static const VMStateDescription vmstate_fdc = {
     }
 };
 
-static void fdctrl_external_reset(void *opaque)
+static void fdctrl_external_reset_sysbus(DeviceState *d)
 {
-    fdctrl_t *s = opaque;
+    fdctrl_sysbus_t *sys = container_of(d, fdctrl_sysbus_t, busdev.qdev);
+    fdctrl_t *s = &sys->state;
+
+    fdctrl_reset(s, 0);
+}
+
+static void fdctrl_external_reset_isa(DeviceState *d)
+{
+    fdctrl_isabus_t *isa = container_of(d, fdctrl_isabus_t, busdev.qdev);
+    fdctrl_t *s = &isa->state;
 
     fdctrl_reset(s, 0);
 }
@@ -1923,9 +1932,6 @@ static int fdctrl_init_common(fdctrl_t *fdctrl)
         DMA_register_channel(fdctrl->dma_chann, &fdctrl_transfer_handler, fdctrl);
     fdctrl_connect_drives(fdctrl);
 
-    fdctrl_external_reset(fdctrl);
-    vmstate_register(-1, &vmstate_fdc, fdctrl);
-    qemu_register_reset(fdctrl_external_reset, fdctrl);
     return 0;
 }
 
@@ -1936,6 +1942,7 @@ static int isabus_fdc_init1(ISADevice *dev)
     int iobase = 0x3f0;
     int isairq = 6;
     int dma_chann = 2;
+    int ret;
 
     register_ioport_read(iobase + 0x01, 5, 1,
                          &fdctrl_read_port, fdctrl);
@@ -1948,13 +1955,18 @@ static int isabus_fdc_init1(ISADevice *dev)
     isa_init_irq(&isa->busdev, &fdctrl->irq, isairq);
     fdctrl->dma_chann = dma_chann;
 
-    return fdctrl_init_common(fdctrl);
+    ret = fdctrl_init_common(fdctrl);
+    fdctrl_external_reset_isa(&isa->busdev.qdev);
+
+    return ret;
 }
 
 static int sysbus_fdc_init1(SysBusDevice *dev)
 {
-    fdctrl_t *fdctrl = &(FROM_SYSBUS(fdctrl_sysbus_t, dev)->state);
+    fdctrl_sysbus_t *sys = DO_UPCAST(fdctrl_sysbus_t, busdev, dev);
+    fdctrl_t *fdctrl = &sys->state;
     int io;
+    int ret;
 
     io = cpu_register_io_memory(fdctrl_mem_read, fdctrl_mem_write, fdctrl);
     sysbus_init_mmio(dev, 0x08, io);
@@ -1962,7 +1974,10 @@ static int sysbus_fdc_init1(SysBusDevice *dev)
     qdev_init_gpio_in(&dev->qdev, fdctrl_handle_tc, 1);
     fdctrl->dma_chann = -1;
 
-    return fdctrl_init_common(fdctrl);
+    ret = fdctrl_init_common(fdctrl);
+    fdctrl_external_reset_sysbus(&sys->busdev.qdev);
+
+    return ret;
 }
 
 static int sun4m_fdc_init1(SysBusDevice *dev)
@@ -1984,6 +1999,8 @@ static ISADeviceInfo isa_fdc_info = {
     .init = isabus_fdc_init1,
     .qdev.name  = "isa-fdc",
     .qdev.size  = sizeof(fdctrl_isabus_t),
+    .qdev.vmsd  = &vmstate_fdc,
+    .qdev.reset = fdctrl_external_reset_isa,
     .qdev.props = (Property[]) {
         DEFINE_PROP_DRIVE("driveA", fdctrl_isabus_t, state.drives[0].dinfo),
         DEFINE_PROP_DRIVE("driveB", fdctrl_isabus_t, state.drives[1].dinfo),
@@ -1995,6 +2012,8 @@ static SysBusDeviceInfo sysbus_fdc_info = {
     .init = sysbus_fdc_init1,
     .qdev.name  = "sysbus-fdc",
     .qdev.size  = sizeof(fdctrl_sysbus_t),
+    .qdev.vmsd  = &vmstate_fdc,
+    .qdev.reset = fdctrl_external_reset_sysbus,
     .qdev.props = (Property[]) {
         DEFINE_PROP_DRIVE("driveA", fdctrl_sysbus_t, state.drives[0].dinfo),
         DEFINE_PROP_DRIVE("driveB", fdctrl_sysbus_t, state.drives[1].dinfo),
@@ -2006,6 +2025,8 @@ static SysBusDeviceInfo sun4m_fdc_info = {
     .init = sun4m_fdc_init1,
     .qdev.name  = "SUNW,fdtwo",
     .qdev.size  = sizeof(fdctrl_sysbus_t),
+    .qdev.vmsd  = &vmstate_fdc,
+    .qdev.reset = fdctrl_external_reset_sysbus,
     .qdev.props = (Property[]) {
         DEFINE_PROP_DRIVE("drive", fdctrl_sysbus_t, state.drives[0].dinfo),
         DEFINE_PROP_END_OF_LIST(),