1 #ifndef _ASM_CRIS_ARCH_PAGE_H
2 #define _ASM_CRIS_ARCH_PAGE_H
4 #include <linux/config.h>
8 #define PAGE_OFFSET KSEG_C /* kseg_c is mapped to physical ram. */
11 * Macros to convert between physical and virtual addresses. By stripiing a
12 * selected bit it's possible to convert between KSEG_x and 0x40000000 where the
13 * DRAM really resides. DRAM is virtually at 0xc.
15 #ifndef CONFIG_ETRAXFS_SIM
16 #define __pa(x) ((unsigned long)(x) & 0x7fffffff)
17 #define __va(x) ((void *)((unsigned long)(x) | 0x80000000))
19 #define __pa(x) ((unsigned long)(x) & 0x3fffffff)
20 #define __va(x) ((void *)((unsigned long)(x) | 0xc0000000))
23 #define VM_STACK_DEFAULT_FLAGS (VM_READ | VM_WRITE | \
24 VM_MAYREAD | VM_MAYWRITE)
26 #endif /* __KERNEL__ */
28 #endif /* _ASM_CRIS_ARCH_PAGE_H */