hpet: convert to memory API
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
parent
3054434d61
commit
e977aa3704
62
hw/hpet.c
62
hw/hpet.c
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@ -59,6 +59,7 @@ typedef struct HPETTimer { /* timers */
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typedef struct HPETState {
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typedef struct HPETState {
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SysBusDevice busdev;
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SysBusDevice busdev;
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MemoryRegion iomem;
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uint64_t hpet_offset;
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uint64_t hpet_offset;
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qemu_irq irqs[HPET_NUM_IRQ_ROUTES];
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qemu_irq irqs[HPET_NUM_IRQ_ROUTES];
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uint32_t flags;
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uint32_t flags;
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@ -354,7 +355,8 @@ static uint32_t hpet_ram_readw(void *opaque, target_phys_addr_t addr)
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}
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}
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#endif
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#endif
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static uint32_t hpet_ram_readl(void *opaque, target_phys_addr_t addr)
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static uint64_t hpet_ram_read(void *opaque, target_phys_addr_t addr,
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unsigned size)
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{
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{
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HPETState *s = opaque;
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HPETState *s = opaque;
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uint64_t cur_tick, index;
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uint64_t cur_tick, index;
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@ -425,24 +427,8 @@ static uint32_t hpet_ram_readl(void *opaque, target_phys_addr_t addr)
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return 0;
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return 0;
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}
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}
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#ifdef HPET_DEBUG
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static void hpet_ram_write(void *opaque, target_phys_addr_t addr,
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static void hpet_ram_writeb(void *opaque, target_phys_addr_t addr,
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uint64_t value, unsigned size)
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uint32_t value)
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{
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printf("qemu: invalid hpet_write b at %" PRIx64 " = %#x\n",
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addr, value);
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}
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static void hpet_ram_writew(void *opaque, target_phys_addr_t addr,
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uint32_t value)
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{
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printf("qemu: invalid hpet_write w at %" PRIx64 " = %#x\n",
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addr, value);
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}
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#endif
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static void hpet_ram_writel(void *opaque, target_phys_addr_t addr,
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uint32_t value)
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{
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{
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int i;
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int i;
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HPETState *s = opaque;
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HPETState *s = opaque;
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@ -450,7 +436,7 @@ static void hpet_ram_writel(void *opaque, target_phys_addr_t addr,
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DPRINTF("qemu: Enter hpet_ram_writel at %" PRIx64 " = %#x\n", addr, value);
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DPRINTF("qemu: Enter hpet_ram_writel at %" PRIx64 " = %#x\n", addr, value);
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index = addr;
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index = addr;
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old_val = hpet_ram_readl(opaque, addr);
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old_val = hpet_ram_read(opaque, addr, 4);
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new_val = value;
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new_val = value;
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/*address range of all TN regs*/
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/*address range of all TN regs*/
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@ -605,26 +591,14 @@ static void hpet_ram_writel(void *opaque, target_phys_addr_t addr,
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}
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}
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}
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}
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static CPUReadMemoryFunc * const hpet_ram_read[] = {
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static const MemoryRegionOps hpet_ram_ops = {
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#ifdef HPET_DEBUG
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.read = hpet_ram_read,
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hpet_ram_readb,
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.write = hpet_ram_write,
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hpet_ram_readw,
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.valid = {
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#else
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.min_access_size = 4,
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NULL,
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.max_access_size = 4,
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NULL,
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},
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#endif
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.endianness = DEVICE_NATIVE_ENDIAN,
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hpet_ram_readl,
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};
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static CPUWriteMemoryFunc * const hpet_ram_write[] = {
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#ifdef HPET_DEBUG
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hpet_ram_writeb,
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hpet_ram_writew,
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#else
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NULL,
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NULL,
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#endif
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hpet_ram_writel,
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};
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};
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static void hpet_reset(DeviceState *d)
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static void hpet_reset(DeviceState *d)
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@ -677,7 +651,7 @@ static void hpet_handle_rtc_irq(void *opaque, int n, int level)
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static int hpet_init(SysBusDevice *dev)
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static int hpet_init(SysBusDevice *dev)
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{
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{
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HPETState *s = FROM_SYSBUS(HPETState, dev);
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HPETState *s = FROM_SYSBUS(HPETState, dev);
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int i, iomemtype;
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int i;
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HPETTimer *timer;
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HPETTimer *timer;
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if (hpet_cfg.count == UINT8_MAX) {
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if (hpet_cfg.count == UINT8_MAX) {
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@ -716,10 +690,8 @@ static int hpet_init(SysBusDevice *dev)
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qdev_init_gpio_in(&dev->qdev, hpet_handle_rtc_irq, 1);
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qdev_init_gpio_in(&dev->qdev, hpet_handle_rtc_irq, 1);
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/* HPET Area */
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/* HPET Area */
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iomemtype = cpu_register_io_memory(hpet_ram_read,
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memory_region_init_io(&s->iomem, &hpet_ram_ops, s, "hpet", 0x400);
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hpet_ram_write, s,
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sysbus_init_mmio_region(dev, &s->iomem);
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DEVICE_NATIVE_ENDIAN);
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sysbus_init_mmio(dev, 0x400, iomemtype);
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return 0;
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return 0;
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}
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}
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