cregit-Linux how code gets into the kernel

Release 4.11 arch/avr32/include/asm/addrspace.h

/*
 * Definitions for the address spaces of the AVR32 CPUs. Heavily based on
 * include/asm-sh/addrspace.h
 *
 * Copyright (C) 2004-2006 Atmel Corporation
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#ifndef __ASM_AVR32_ADDRSPACE_H

#define __ASM_AVR32_ADDRSPACE_H

#ifdef CONFIG_MMU

/* Memory segments when segmentation is enabled */

#define P0SEG		0x00000000

#define P1SEG		0x80000000

#define P2SEG		0xa0000000

#define P3SEG		0xc0000000

#define P4SEG		0xe0000000

/* Returns the privileged segment base of a given address */

#define PXSEG(a)	(((unsigned long)(a)) & 0xe0000000)

/* Returns the physical address of a PnSEG (n=1,2) address */

#define PHYSADDR(a)	(((unsigned long)(a)) & 0x1fffffff)

/*
 * Map an address to a certain privileged segment
 */

#define P1SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) \
                                      | P1SEG))

#define P2SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) \
                                      | P2SEG))

#define P3SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) \
                                      | P3SEG))

#define P4SEGADDR(a) ((__typeof__(a))(((unsigned long)(a) & 0x1fffffff) \
                                      | P4SEG))

#endif /* CONFIG_MMU */

#endif /* __ASM_AVR32_ADDRSPACE_H */

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