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-rw-r--r--hw/fifo.c78
1 files changed, 0 insertions, 78 deletions
diff --git a/hw/fifo.c b/hw/fifo.c
deleted file mode 100644
index 68a955a77b..0000000000
--- a/hw/fifo.c
+++ /dev/null
@@ -1,78 +0,0 @@
-/*
- * Generic FIFO component, implemented as a circular buffer.
- *
- * Copyright (c) 2012 Peter A. G. Crosthwaite
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "fifo.h"
-
-void fifo8_create(Fifo8 *fifo, uint32_t capacity)
-{
- fifo->data = g_new(uint8_t, capacity);
- fifo->capacity = capacity;
- fifo->head = 0;
- fifo->num = 0;
-}
-
-void fifo8_destroy(Fifo8 *fifo)
-{
- g_free(fifo->data);
-}
-
-void fifo8_push(Fifo8 *fifo, uint8_t data)
-{
- if (fifo->num == fifo->capacity) {
- abort();
- }
- fifo->data[(fifo->head + fifo->num) % fifo->capacity] = data;
- fifo->num++;
-}
-
-uint8_t fifo8_pop(Fifo8 *fifo)
-{
- uint8_t ret;
-
- if (fifo->num == 0) {
- abort();
- }
- ret = fifo->data[fifo->head++];
- fifo->head %= fifo->capacity;
- fifo->num--;
- return ret;
-}
-
-void fifo8_reset(Fifo8 *fifo)
-{
- fifo->num = 0;
-}
-
-bool fifo8_is_empty(Fifo8 *fifo)
-{
- return (fifo->num == 0);
-}
-
-bool fifo8_is_full(Fifo8 *fifo)
-{
- return (fifo->num == fifo->capacity);
-}
-
-const VMStateDescription vmstate_fifo8 = {
- .name = "Fifo8",
- .version_id = 1,
- .minimum_version_id = 1,
- .minimum_version_id_old = 1,
- .fields = (VMStateField[]) {
- VMSTATE_VBUFFER_UINT32(data, Fifo8, 1, NULL, 0, capacity),
- VMSTATE_UINT32(head, Fifo8),
- VMSTATE_UINT32(num, Fifo8),
- VMSTATE_END_OF_LIST()
- }
-};