You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
42 lines
1.3 KiB
42 lines
1.3 KiB
#ifndef _ASM_EARLY_IOREMAP_H_ |
|
#define _ASM_EARLY_IOREMAP_H_ |
|
|
|
#include <linux/types.h> |
|
|
|
/* |
|
* early_ioremap() and early_iounmap() are for temporary early boot-time |
|
* mappings, before the real ioremap() is functional. |
|
*/ |
|
extern void __iomem *early_ioremap(resource_size_t phys_addr, |
|
unsigned long size); |
|
extern void *early_memremap(resource_size_t phys_addr, |
|
unsigned long size); |
|
extern void early_iounmap(void __iomem *addr, unsigned long size); |
|
extern void early_memunmap(void *addr, unsigned long size); |
|
|
|
/* |
|
* Weak function called by early_ioremap_reset(). It does nothing, but |
|
* architectures may provide their own version to do any needed cleanups. |
|
*/ |
|
extern void early_ioremap_shutdown(void); |
|
|
|
#if defined(CONFIG_GENERIC_EARLY_IOREMAP) && defined(CONFIG_MMU) |
|
/* Arch-specific initialization */ |
|
extern void early_ioremap_init(void); |
|
|
|
/* Generic initialization called by architecture code */ |
|
extern void early_ioremap_setup(void); |
|
|
|
/* |
|
* Called as last step in paging_init() so library can act |
|
* accordingly for subsequent map/unmap requests. |
|
*/ |
|
extern void early_ioremap_reset(void); |
|
|
|
#else |
|
static inline void early_ioremap_init(void) { } |
|
static inline void early_ioremap_setup(void) { } |
|
static inline void early_ioremap_reset(void) { } |
|
#endif |
|
|
|
#endif /* _ASM_EARLY_IOREMAP_H_ */
|
|
|