From d088a11bf7c257ba45bf0c37a41e5038b302bc44 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Wed, 10 Feb 2010 11:57:58 -0800 Subject: Copied a snapshot of the usrp2 firmware into the microblaze firmware directory in the uhd repo. Added erllc copyrights to the files created and modified at erllc. --- firmware/microblaze/lib/buffer_pool.h | 75 +++++++++++++++++++++++++++++++++++ 1 file changed, 75 insertions(+) create mode 100644 firmware/microblaze/lib/buffer_pool.h (limited to 'firmware/microblaze/lib/buffer_pool.h') diff --git a/firmware/microblaze/lib/buffer_pool.h b/firmware/microblaze/lib/buffer_pool.h new file mode 100644 index 000000000..145b20f8d --- /dev/null +++ b/firmware/microblaze/lib/buffer_pool.h @@ -0,0 +1,75 @@ +/* + * Copyright 2007 Free Software Foundation, Inc. + * + * 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 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see . + */ + +#ifndef INCLUDED_BUFFER_POOL_H +#define INCLUDED_BUFFER_POOL_H + +#include "memory_map.h" + +// Buffer Pool Management + + +// define to have common buffer operations inlined +#define INLINE_BUFFER_POOL 1 + +void bp_init(void); + +#ifndef INLINE_BUFFER_POOL + +void bp_clear_buf(int bufnum); +void bp_disable_port(int portnum); +void bp_receive_to_buf(int bufnum, int port, int step, int fl, int ll); +void bp_send_from_buf(int bufnum, int port, int step, int fl, int ll); + +#else + +static inline void +bp_clear_buf(int bufnum) +{ + buffer_pool_ctrl->ctrl = BPC_BUFFER(bufnum) | BPC_PORT_NIL | BPC_CLR; +} + +static inline void +bp_disable_port(int portnum) +{ + // disable buffer connections to this port + buffer_pool_ctrl->ctrl = BPC_BUFFER_NIL | BPC_PORT(portnum); +} + +static inline void +bp_receive_to_buf(int bufnum, int port, int step, int fl, int ll) +{ + buffer_pool_ctrl->ctrl = (BPC_READ + | BPC_BUFFER(bufnum) + | BPC_PORT(port) + | BPC_STEP(step) + | BPC_FIRST_LINE(fl) + | BPC_LAST_LINE(ll)); +} + +static inline void +bp_send_from_buf(int bufnum, int port, int step, int fl, int ll) +{ + buffer_pool_ctrl->ctrl = (BPC_WRITE + | BPC_BUFFER(bufnum) + | BPC_PORT(port) + | BPC_STEP(step) + | BPC_FIRST_LINE(fl) + | BPC_LAST_LINE(ll)); +} +#endif +#endif -- cgit v1.2.3