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#define KERN_CUDA_H_
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#define KERN_CUDA_H_
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#include <ddi/irq.h>
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#include <ddi/irq.h>
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#include <arch/types.h>
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#include <arch/types.h>
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#include <console/chardev.h>
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#include <console/chardev.h>
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#include <synch/spinlock.h>
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typedef struct {
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typedef struct {
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    uint8_t b;
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    uint8_t pad0[0x1ff];
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    uint8_t a;
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    uint8_t pad1[0x1ff];
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    uint8_t dirb;
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    uint8_t pad2[0x1ff];
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    uint8_t dira;
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    uint8_t pad3[0x1ff];
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    uint8_t t1cl;
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    uint8_t pad4[0x1ff];
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    uint8_t t1ch;
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    uint8_t pad5[0x1ff];
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    uint8_t t1ll;
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    uint8_t pad6[0x1ff];
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    uint8_t t1lh;
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    uint8_t pad7[0x1ff];
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    uint8_t t2cl;
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    uint8_t pad8[0x1ff];
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    uint8_t t2ch;
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    uint8_t pad9[0x1ff];
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    uint8_t sr;
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    uint8_t pad10[0x1ff];
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    uint8_t acr;
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    uint8_t pad11[0x1ff];
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    uint8_t pcr;
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    uint8_t pad12[0x1ff];
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    uint8_t ifr;
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    uint8_t pad13[0x1ff];
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    uint8_t ier;
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    uint8_t pad14[0x1ff];
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    uint8_t anh;
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    uint8_t pad15[0x1ff];
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} cuda_t;
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} cuda_t;
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enum {
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    CUDA_RCV_BUF_SIZE = 5
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};
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enum cuda_xfer_state {
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    cx_listen,
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    cx_receive,
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    cx_rcv_end,
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    cx_send_start,
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    cx_send
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};
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typedef struct {
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typedef struct {
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    irq_t irq;
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    irq_t irq;
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    cuda_t *cuda;
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    cuda_t *cuda;
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    indev_t *kbrdin;
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    indev_t *kbrdin;
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    uint8_t rcv_buf[CUDA_RCV_BUF_SIZE];
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    uint8_t snd_buf[CUDA_RCV_BUF_SIZE];
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    size_t bidx;
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    size_t snd_bytes;
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    enum cuda_xfer_state xstate;
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    SPINLOCK_DECLARE(dev_lock);
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} cuda_instance_t;
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} cuda_instance_t;
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extern cuda_instance_t *cuda_init(cuda_t *, inr_t, cir_t, void *);
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extern cuda_instance_t *cuda_init(cuda_t *, inr_t, cir_t, void *);
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extern void cuda_wire(cuda_instance_t *, indev_t *);
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extern void cuda_wire(cuda_instance_t *, indev_t *);
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