29 lines
898 B
C
29 lines
898 B
C
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#ifndef _MINIX_TTY_H
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#define _MINIX_TTY_H
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#include <sys/types.h>
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#define TTYMAGIC 0xb105
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/* A struct that the tty driver can use to pass values to the boot monitor.
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* Currently only the value of the origin of the first vty (console), so the
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* boot monitor can properly display it when panicing (tty isn't scheduled
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* to switch to the first vty). It's written at the end of video memory
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* (video memory base + video memory size - sizeof(struct boot_tty_info).
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*/
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struct boot_tty_info {
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u16_t reserved[30]; /* reserved, set to 0 */
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u16_t consorigin; /* origin in video memory of console */
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u16_t conscursor; /* position of cursor of console */
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u16_t flags; /* flags indicating which fields are valid */
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u16_t magic; /* magic number indicating struct is valid */
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};
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#define BTIF_CONSORIGIN 0x01 /* consorigin is set */
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#define BTIF_CONSCURSOR 0x02 /* conscursor is set */
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#endif
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