94 lines
1.7 KiB
C
94 lines
1.7 KiB
C
#ifndef __VXBOOT_TERMINAL_H__
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# define __VXBOOT_TERMINAL_H__
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#include <stddef.h>
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#include <stdint.h>
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#include <stdarg.h>
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#include <gint/defs/types.h>
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/* internal terminal hardcoded information */
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#define TERM_PRIVATE_WATERMARK (0xdeadbeef)
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#define TERM_BUFFER_NB_FRAME (2)
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/* hardcoded font size (TODO: dynamic !) */
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#ifdef FXCG50
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#define FWIDTH 8
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#define FHEIGHT 9
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#endif
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#ifdef FX9860G
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#define FWIDTH 3
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#define FHEIGHT 5
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#endif
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/* define terminal structure */
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struct terminal {
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/* windows information */
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struct {
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unsigned short ws_col;
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unsigned short ws_row;
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unsigned short ws_xpixel;
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unsigned short ws_ypixel;
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unsigned short ft_xpixel;
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unsigned short ft_ypixel;
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} winsize;
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/* cursor information */
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struct {
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unsigned short x;
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unsigned short y;
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} cursor;
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/* buffer information */
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struct {
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uint8_t *data;
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off_t cursor;
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size_t size;
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} buffer;
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/* private information */
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struct {
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struct {
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int id;
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} timer;
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uint32_t watermark;
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struct {
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int fg;
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int bg;
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} color;
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} private;
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};
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/* define the terminal */
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extern struct terminal terminal;
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//---
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// User interface
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//---
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enum {
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LOG_EMERG,
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LOG_ALERT,
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LOG_CRIT,
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LOG_ERR,
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LOG_WARNING,
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LOG_NOTICE,
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LOG_INFO,
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LOG_DEBUG
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};
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extern int terminal_open(void);
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extern int terminal_write(const char *format, ...);
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extern int terminal_vwrite(const char *format, va_list ap);
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extern int terminal_log(int level, const char *format, ...);
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extern int terminal_read(void *buffer, size_t nb);
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extern int terminal_close(void);
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//---
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// Internal interface
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//---
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extern void terminal_clear(void);
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extern int terminal_cursor_handler(void);
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extern void terminal_buffer_display(void);
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extern void terminal_buffer_insert(char *buffer, size_t nb);
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#endif /*__FXBOOT_TERMINAL_H__*/
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