1 #ifndef _ASM_CRIS_ARCH_PAGE_H
2 #define _ASM_CRIS_ARCH_PAGE_H
7 #define PAGE_OFFSET KSEG_C /* kseg_c is mapped to physical ram. */
10 * Macros to convert between physical and virtual addresses. By stripping a
11 * selected bit it's possible to convert between KSEG_x and 0x40000000 where the
12 * DRAM really resides. DRAM is virtually at 0xc.
14 #ifndef CONFIG_ETRAX_VCS_SIM
15 #define __pa(x) ((unsigned long)(x) & 0x7fffffff)
16 #define __va(x) ((void *)((unsigned long)(x) | 0x80000000))
18 #define __pa(x) ((unsigned long)(x) & 0x3fffffff)
19 #define __va(x) ((void *)((unsigned long)(x) | 0xc0000000))
22 #define VM_STACK_DEFAULT_FLAGS (VM_READ | VM_WRITE | \
23 VM_MAYREAD | VM_MAYWRITE)
25 #endif /* __KERNEL__ */
27 #endif /* _ASM_CRIS_ARCH_PAGE_H */