| /* SPDX-License-Identifier: GPL-2.0 */ |
| // Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd. |
| |
| #ifndef __ASM_CSKY_FIXMAP_H |
| #define __ASM_CSKY_FIXMAP_H |
| |
| #include <asm/page.h> |
| #include <asm/memory.h> |
| #ifdef CONFIG_HIGHMEM |
| #include <linux/threads.h> |
| #include <asm/kmap_types.h> |
| #endif |
| |
| enum fixed_addresses { |
| #ifdef CONFIG_HAVE_TCM |
| FIX_TCM = TCM_NR_PAGES, |
| #endif |
| #ifdef CONFIG_HIGHMEM |
| FIX_KMAP_BEGIN, |
| FIX_KMAP_END = FIX_KMAP_BEGIN + (KM_TYPE_NR * NR_CPUS) - 1, |
| #endif |
| __end_of_fixed_addresses |
| }; |
| |
| #define FIXADDR_SIZE (__end_of_fixed_addresses << PAGE_SHIFT) |
| #define FIXADDR_START (FIXADDR_TOP - FIXADDR_SIZE) |
| |
| #include <asm-generic/fixmap.h> |
| |
| extern void fixrange_init(unsigned long start, unsigned long end, |
| pgd_t *pgd_base); |
| extern void __init fixaddr_init(void); |
| |
| #endif /* __ASM_CSKY_FIXMAP_H */ |
