| b.liu | e958203 | 2025-04-17 19:18:16 +0800 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0-only */ |
| 2 | /* |
| 3 | * |
| 4 | * Copyright (C) 2008-2009 ST-Ericsson AB |
| 5 | * |
| 6 | * Author: Rickard Andersson <rickard.andersson@stericsson.com> |
| 7 | * Author: Linus Walleij <linus.walleij@stericsson.com> |
| 8 | */ |
| 9 | #ifndef __ASMARM_TCM_H |
| 10 | #define __ASMARM_TCM_H |
| 11 | |
| 12 | #ifndef CONFIG_HAVE_TCM |
| 13 | #error "You should not be including tcm.h unless you have a TCM!" |
| 14 | #endif |
| 15 | |
| 16 | #include <linux/compiler.h> |
| 17 | |
| 18 | /* Tag variables with this */ |
| 19 | #define __tcmdata __section(.tcm.data) |
| 20 | /* Tag constants with this */ |
| 21 | #define __tcmconst __section(.tcm.rodata) |
| 22 | /* Tag functions inside TCM called from outside TCM with this */ |
| 23 | #define __tcmfunc __attribute__((long_call)) __section(.tcm.text) noinline |
| 24 | /* Tag function inside TCM called from inside TCM with this */ |
| 25 | #define __tcmlocalfunc __section(.tcm.text) |
| 26 | |
| 27 | void *tcm_alloc(size_t len); |
| 28 | void tcm_free(void *addr, size_t len); |
| 29 | bool tcm_dtcm_present(void); |
| 30 | bool tcm_itcm_present(void); |
| 31 | |
| 32 | #endif |