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Diffstat (limited to 'arch/arm/include/asm/tcm.h')
| -rw-r--r-- | arch/arm/include/asm/tcm.h | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/arch/arm/include/asm/tcm.h b/arch/arm/include/asm/tcm.h new file mode 100644 index 000000000..8578d726a --- /dev/null +++ b/arch/arm/include/asm/tcm.h @@ -0,0 +1,33 @@ +/* + * + * Copyright (C) 2008-2009 ST-Ericsson AB + * License terms: GNU General Public License (GPL) version 2 + * + * 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 |