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FIFO tagged functions

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Co-Authored-By: Miran Grča <oubattler@gmail.com>
This commit is contained in:
Jasmine Iwanek
2025-02-08 21:48:57 -05:00
parent d00f80d3ce
commit dd24d0329c
2 changed files with 145 additions and 5 deletions
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13
src/include/86box/fifo.h
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@@ -1,6 +1,3 @@
#ifndef FIFO_H
#define FIFO_H
/*
* 86Box A hypervisor and IBM PC system emulator that specializes in
* running old operating systems and software designed for IBM
@@ -13,8 +10,11 @@
*
* Authors: Miran Grca, <mgrca8@gmail.com>
*
* Copyright 2023 Miran Grca.
* Copyright 2023-2025 Miran Grca.
*/
#ifndef FIFO_H
#define FIFO_H
#define FIFO(size) \
typedef struct { \
int start; \
@@ -37,6 +37,7 @@
void (*d_full_evt)(void *); \
void (*d_ready_evt)(void *); \
\
uint8_t tag[64]; \
uint8_t buf[size]; \
} fifo## size ##_t;
@@ -50,9 +51,13 @@ FIFO(64)
extern int fifo_get_count(void *priv);
extern void fifo_write(uint8_t val, void *priv);
extern void fifo_write_tagged(uint8_t tag, uint8_t val, void *priv);
extern void fifo_write_evt(uint8_t val, void *priv);
extern void fifo_write_evt_tagged(uint8_t tag, uint8_t val, void *priv);
extern uint8_t fifo_read(void *priv);
extern uint8_t fifo_read_tagged(uint8_t *tag, void *priv);
extern uint8_t fifo_read_evt(void *priv);
extern uint8_t fifo_read_evt_tagged(uint8_t *tag, void *priv);
extern void fifo_clear_overrun(void *priv);
extern int fifo_get_full(void *priv);
extern int fifo_get_d_full(void *priv);