diff options
Diffstat (limited to 'arch/arc/include/asm/setup.h')
| -rw-r--r-- | arch/arc/include/asm/setup.h | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/arch/arc/include/asm/setup.h b/arch/arc/include/asm/setup.h new file mode 100644 index 0000000000..1c6db599e1 --- /dev/null +++ b/arch/arc/include/asm/setup.h @@ -0,0 +1,45 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) + */ +#ifndef __ASM_ARC_SETUP_H +#define __ASM_ARC_SETUP_H + + +#include <linux/types.h> +#include <uapi/asm/setup.h> + +#define COMMAND_LINE_SIZE 256 + +/* + * Data structure to map a ID to string + * Used a lot for bootup reporting of hardware diversity + */ +struct id_to_str { + int id; + const char *str; +}; + +extern int root_mountflags, end_mem; + +void setup_processor(void); +void __init setup_arch_memory(void); +long __init arc_get_mem_sz(void); + +/* Helpers used in arc_*_mumbojumbo routines */ +#define IS_AVAIL1(v, s) ((v) ? s : "") +#define IS_DISABLED_RUN(v) ((v) ? "" : "(disabled) ") +#define IS_USED_RUN(v) ((v) ? "" : "(not used) ") +#define IS_USED_CFG(cfg) IS_USED_RUN(IS_ENABLED(cfg)) +#define IS_AVAIL2(v, s, cfg) IS_AVAIL1(v, s), IS_AVAIL1(v, IS_USED_CFG(cfg)) +#define IS_AVAIL3(v, v2, s) IS_AVAIL1(v, s), IS_AVAIL1(v, IS_DISABLED_RUN(v2)) + +extern void arc_mmu_init(void); +extern int arc_mmu_mumbojumbo(int cpu_id, char *buf, int len); + +extern void arc_cache_init(void); +extern int arc_cache_mumbojumbo(int cpu_id, char *buf, int len); + +extern void __init handle_uboot_args(void); + +#endif /* __ASMARC_SETUP_H */ |