haraldwolff/qemu-patch-raspberry4
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i6300esb: convert to memory API

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Also add missing destructor.

Reviewed-by: Richard Henderson <rth@twiddle.net>
Reviewed-by: Anthony Liguori <aliguori@us.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Avi Kivity 2011-08-08 16:09:20 +03:00 committed by Anthony Liguori
parent bd8d6f7cad
commit d9c6ebd1c1
1 changed files with 29 additions and 14 deletions
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43
hw/wdt_i6300esb.c
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@ -66,6 +66,7 @@
/* Device state. */
struct I6300State {
PCIDevice dev;
MemoryRegion io_mem;
int reboot_enabled; /* "Reboot" on timer expiry. The real action
* performed depends on the -watchdog-action
@ -355,6 +356,22 @@ static void i6300esb_mem_writel(void *vp, target_phys_addr_t addr, uint32_t val)
}
}
static const MemoryRegionOps i6300esb_ops = {
.old_mmio = {
.read = {
i6300esb_mem_readb,
i6300esb_mem_readw,
i6300esb_mem_readl,
},
.write = {
i6300esb_mem_writeb,
i6300esb_mem_writew,
i6300esb_mem_writel,
},
},
.endianness = DEVICE_NATIVE_ENDIAN,
};
static const VMStateDescription vmstate_i6300esb = {
.name = "i6300esb_wdt",
.version_id = sizeof(I6300State),
@ -381,31 +398,28 @@ static const VMStateDescription vmstate_i6300esb = {
static int i6300esb_init(PCIDevice *dev)
{
I6300State *d = DO_UPCAST(I6300State, dev, dev);
int io_mem;
static CPUReadMemoryFunc * const mem_read[3] = {
i6300esb_mem_readb,
i6300esb_mem_readw,
i6300esb_mem_readl,
};
static CPUWriteMemoryFunc * const mem_write[3] = {
i6300esb_mem_writeb,
i6300esb_mem_writew,
i6300esb_mem_writel,
};
i6300esb_debug("I6300State = %p\n", d);
d->timer = qemu_new_timer_ns(vm_clock, i6300esb_timer_expired, d);
d->previous_reboot_flag = 0;
io_mem = cpu_register_io_memory(mem_read, mem_write, d,
DEVICE_NATIVE_ENDIAN);
pci_register_bar_simple(&d->dev, 0, 0x10, 0, io_mem);
memory_region_init_io(&d->io_mem, &i6300esb_ops, d, "i6300esb", 0x10);
pci_register_bar_region(&d->dev, 0, 0, &d->io_mem);
/* qemu_register_coalesced_mmio (addr, 0x10); ? */
return 0;
}
static int i6300esb_exit(PCIDevice *dev)
{
I6300State *d = DO_UPCAST(I6300State, dev, dev);
memory_region_destroy(&d->io_mem);
return 0;
}
static WatchdogTimerModel model = {
.wdt_name = "i6300esb",
.wdt_description = "Intel 6300ESB",
@ -419,6 +433,7 @@ static PCIDeviceInfo i6300esb_info = {
.config_read = i6300esb_config_read,
.config_write = i6300esb_config_write,
.init = i6300esb_init,
.exit = i6300esb_exit,
.vendor_id = PCI_VENDOR_ID_INTEL,
.device_id = PCI_DEVICE_ID_INTEL_ESB_9,
.class_id = PCI_CLASS_SYSTEM_OTHER,