Cregit: Linux 6.3: tcm.h

Contributors: 4
Author	Tokens	Token Proportion	Commits	Commit Proportion
Linus Walleij	62	86.11%	2	40.00%
Linus Torvalds (pre-git)	4	5.56%	1	20.00%
Joe Perches	4	5.56%	1	20.00%
Thomas Gleixner	2	2.78%	1	20.00%
Total	72		5

/* SPDX-License-Identifier: GPL-2.0-only */
/*
 *
 * Copyright (C) 2008-2009 ST-Ericsson AB
 *
 * Author: Rickard Andersson <rickard.andersson@stericsson.com>
 * Author: Linus Walleij <linus.walleij@stericsson.com>
 */
#ifndef __ASMARM_TCM_H
#define __ASMARM_TCM_H

#ifndef CONFIG_HAVE_TCM
#error "You should not be including tcm.h unless you have a TCM!"
#endif

#include <linux/compiler.h>

/* Tag variables with this */
#define __tcmdata __section(".tcm.data")
/* Tag constants with this */
#define __tcmconst __section(".tcm.rodata")
/* Tag functions inside TCM called from outside TCM with this */
#define __tcmfunc __attribute__((long_call)) __section(".tcm.text") noinline
/* Tag function inside TCM called from inside TCM  with this */
#define __tcmlocalfunc __section(".tcm.text")

void *tcm_alloc(size_t len);
void tcm_free(void *addr, size_t len);
bool tcm_dtcm_present(void);
bool tcm_itcm_present(void);

#endif