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Rev 1888 Rev 1896
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#define IGNORE_CODE 0x7f        /* all keys up */
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#define IGNORE_CODE 0x7f        /* all keys up */
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static void ns16550_suspend(chardev_t *);
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static void ns16550_suspend(chardev_t *);
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static void ns16550_resume(chardev_t *);
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static void ns16550_resume(chardev_t *);
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chardev_t kbrd;
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static chardev_operations_t ops = {
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static chardev_operations_t ops = {
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    .suspend = ns16550_suspend,
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    .suspend = ns16550_suspend,
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    .resume = ns16550_resume,
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    .resume = ns16550_resume,
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    .read = key_read
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    .read = ns16550_key_read
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};
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};
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void ns16550_interrupt(int n, istate_t *istate);
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void ns16550_interrupt(int n, istate_t *istate);
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void ns16550_wait(void);
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void ns16550_wait(void);
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/* Called from getc(). */
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/* Called from getc(). */
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void ns16550_suspend(chardev_t *d)
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void ns16550_suspend(chardev_t *d)
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{
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{
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}
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}
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char key_read(chardev_t *d)
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char ns16550_key_read(chardev_t *d)
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{
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{
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    char ch;   
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    char ch;   
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    while(!(ch = active_read_buff_read())) {
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    while(!(ch = active_read_buff_read())) {
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        uint8_t x;
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        uint8_t x;