b920de1b77
Add architecture support for the MN10300/AM33 CPUs produced by MEI to the kernel. This patch also adds board support for the ASB2303 with the ASB2308 daughter board, and the ASB2305. The only processor supported is the MN103E010, which is an AM33v2 core plus on-chip devices. [akpm@linux-foundation.org: nuke cvs control strings] Signed-off-by: Masakazu Urade <urade.masakazu@jp.panasonic.com> Signed-off-by: Koichi Yasutake <yasutake.koichi@jp.panasonic.com> Signed-off-by: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
/* MN10300 User process data
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*
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* Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
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* Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public Licence
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* as published by the Free Software Foundation; either version
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* 2 of the Licence, or (at your option) any later version.
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*/
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#ifndef _ASM_USER_H
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#define _ASM_USER_H
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#include <asm/page.h>
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#include <linux/ptrace.h>
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#ifndef __ASSEMBLY__
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/*
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* When the kernel dumps core, it starts by dumping the user struct - this will
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* be used by gdb to figure out where the data and stack segments are within
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* the file, and what virtual addresses to use.
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*/
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struct user {
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/* We start with the registers, to mimic the way that "memory" is
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* returned from the ptrace(3,...) function.
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*/
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struct pt_regs regs; /* Where the registers are actually stored */
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/* The rest of this junk is to help gdb figure out what goes where */
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unsigned long int u_tsize; /* Text segment size (pages). */
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unsigned long int u_dsize; /* Data segment size (pages). */
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unsigned long int u_ssize; /* Stack segment size (pages). */
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unsigned long start_code; /* Starting virtual address of text. */
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unsigned long start_stack; /* Starting virtual address of stack area.
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This is actually the bottom of the stack,
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the top of the stack is always found in the
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esp register. */
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long int signal; /* Signal that caused the core dump. */
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int reserved; /* No longer used */
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struct user_pt_regs *u_ar0; /* Used by gdb to help find the values for */
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/* the registers */
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unsigned long magic; /* To uniquely identify a core file */
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char u_comm[32]; /* User command that was responsible */
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};
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#endif
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#define NBPG PAGE_SIZE
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#define UPAGES 1
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#define HOST_TEXT_START_ADDR +(u.start_code)
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#define HOST_STACK_END_ADDR +(u.start_stack + u.u_ssize * NBPG)
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#endif /* _ASM_USER_H */
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