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0.0.2d: Added BGA support, graphics!

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This commit is contained in:
David Goeke
2026-06-05 16:14:14 -05:00
parent 5971218b56
commit f3b2f95af5
40 changed files with 1007 additions and 1197 deletions
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20
include/new_tty.h
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@ -4,11 +4,14 @@
#include <types.h>
#include <fs/vfs.h>
#include <processes.h>
#include <sync.h>
#define TTY_BUFFER_SIZE 4096
#define TTY_RAW_BUFFER_SIZE 16
#define MAX_TTYS 8 /* to make things easy, might change later */
#define TTY_ECHO 0x10 /* 0b00010000 */
@ -16,7 +19,9 @@
#define TTY_ACTIVE 0x01 /* 0b00000001 */
#define TTY_CANONICAL 0x40 /* 0b01000000 */
#define TTY_RAW 0x04 /* 0b00000100 */
#define TTY_ADDCHAR_ALWAYS 0x02 /* 0b00000010 */
#define TTY_NULL 0x80 /* 0b10000000 --- used to end the list of tty_t structs in the ttys array */
@ -44,7 +49,17 @@ typedef struct tty_t {
bool canonical;
bool line_ready;
/* for raw mode */
char raw_buf[TTY_RAW_BUFFER_SIZE];
size_t raw_head;
size_t raw_tail;
spinlock_t lock;
size_t user_input_start;
size_t user_input_end;
struct file_ops f_ops;
pid_t foreground_pgid; /* not used yet */
} tty_t;
@ -60,9 +75,14 @@ int init_tty(void);
ssize_t tty_read(tty_t* tty, char* buf, size_t count);
ssize_t tty_read_active(char* buf, size_t count);
char tty_get_char(void);
tty_t* get_active_tty(void);
tty_t* tty_get_active(void);
void tty_and_flags(tty_t* tty, uint32_t flags);
uint32_t tty_get_flags(tty_t* tty);
tty_t* make_tty(uint32_t flags);
void tty_receive_char(char c, uint32_t kbd_mod);