Revision 6620cb3c hw/syborg_keyboard.c
| b/hw/syborg_keyboard.c | ||
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typedef struct {
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SysBusDevice busdev; |
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MemoryRegion iomem; |
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uint32_t int_enabled; |
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int extension_bit; |
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uint32_t fifo_size; |
| ... | ... | |
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qemu_set_irq(s->irq, level); |
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} |
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static uint32_t syborg_keyboard_read(void *opaque, target_phys_addr_t offset) |
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static uint64_t syborg_keyboard_read(void *opaque, target_phys_addr_t offset, |
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unsigned size) |
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{
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SyborgKeyboardState *s = (SyborgKeyboardState *)opaque; |
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int c; |
| ... | ... | |
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} |
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static void syborg_keyboard_write(void *opaque, target_phys_addr_t offset, |
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uint32_t value)
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uint64_t value, unsigned size)
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{
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SyborgKeyboardState *s = (SyborgKeyboardState *)opaque; |
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|
| ... | ... | |
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} |
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} |
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static CPUReadMemoryFunc * const syborg_keyboard_readfn[] = {
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syborg_keyboard_read, |
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syborg_keyboard_read, |
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syborg_keyboard_read |
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}; |
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static CPUWriteMemoryFunc * const syborg_keyboard_writefn[] = {
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syborg_keyboard_write, |
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syborg_keyboard_write, |
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syborg_keyboard_write |
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static const MemoryRegionOps syborg_keyboard_ops = {
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.read = syborg_keyboard_read, |
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.write = syborg_keyboard_write, |
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.endianness = DEVICE_NATIVE_ENDIAN, |
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}; |
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static void syborg_keyboard_event(void *opaque, int keycode) |
| ... | ... | |
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static int syborg_keyboard_init(SysBusDevice *dev) |
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{
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SyborgKeyboardState *s = FROM_SYSBUS(SyborgKeyboardState, dev); |
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int iomemtype; |
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sysbus_init_irq(dev, &s->irq); |
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iomemtype = cpu_register_io_memory(syborg_keyboard_readfn, |
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syborg_keyboard_writefn, s, |
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DEVICE_NATIVE_ENDIAN); |
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sysbus_init_mmio(dev, 0x1000, iomemtype); |
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memory_region_init_io(&s->iomem, &syborg_keyboard_ops, s, |
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"keyboard", 0x1000); |
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sysbus_init_mmio_region(dev, &s->iomem); |
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if (s->fifo_size <= 0) {
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fprintf(stderr, "syborg_keyboard: fifo too small\n"); |
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s->fifo_size = 16; |
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