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hw/intc/apic: Switch away from old_mmio 

Switch the apic away from using the old_mmio MemoryRegionOps
accessor functions.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-Id: <20180803101943.23722-1-peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
This commit is contained in:
Peter Maydell 2018-08-03 11:19:43 +01:00 committed by Paolo Bonzini
parent 068a5ea02f
commit 21f80e8fa7
1 changed files with 18 additions and 24 deletions
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42
hw/intc/apic.c
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@ -650,31 +650,17 @@ static void apic_timer(void *opaque)
apic_timer_update(s, s->next_time);
}
static uint32_t apic_mem_readb(void *opaque, hwaddr addr)
{
return 0;
}
static uint32_t apic_mem_readw(void *opaque, hwaddr addr)
{
return 0;
}
static void apic_mem_writeb(void *opaque, hwaddr addr, uint32_t val)
{
}
static void apic_mem_writew(void *opaque, hwaddr addr, uint32_t val)
{
}
static uint32_t apic_mem_readl(void *opaque, hwaddr addr)
static uint64_t apic_mem_read(void *opaque, hwaddr addr, unsigned size)
{
DeviceState *dev;
APICCommonState *s;
uint32_t val;
int index;
if (size < 4) {
return 0;
}
dev = cpu_get_current_apic();
if (!dev) {
return 0;
@ -765,11 +751,17 @@ static void apic_send_msi(MSIMessage *msi)
apic_deliver_irq(dest, dest_mode, delivery, vector, trigger_mode);
}
static void apic_mem_writel(void *opaque, hwaddr addr, uint32_t val)
static void apic_mem_write(void *opaque, hwaddr addr, uint64_t val,
unsigned size)
{
DeviceState *dev;
APICCommonState *s;
int index = (addr >> 4) & 0xff;
if (size < 4) {
return;
}
if (addr > 0xfff || !index) {
/* MSI and MMIO APIC are at the same memory location,
* but actually not on the global bus: MSI is on PCI bus
@ -880,10 +872,12 @@ static void apic_post_load(APICCommonState *s)
}
static const MemoryRegionOps apic_io_ops = {
.old_mmio = {
.read = { apic_mem_readb, apic_mem_readw, apic_mem_readl, },
.write = { apic_mem_writeb, apic_mem_writew, apic_mem_writel, },
},
.read = apic_mem_read,
.write = apic_mem_write,
.impl.min_access_size = 1,
.impl.max_access_size = 4,
.valid.min_access_size = 1,
.valid.max_access_size = 4,
.endianness = DEVICE_NATIVE_ENDIAN,
};