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@@ -0,0 +1,57 @@
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+#ifndef _SYS_USER_H
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+#define _SYS_USER_H
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+
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+struct user_bfinfp_struct {
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+};
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+
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+/* This is the old layout of "struct pt_regs" as of Linux 1.x, and
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+ is still the layout used by user (the new pt_regs doesn't have
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+ all registers). */
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+struct user_regs_struct {
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+ long r0, r1, r2, r3, r4, r5, r6, r7;
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+ long p0, p1, p2, p3, p4, p5, usp, fp;
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+ long i0, i1, i2, i3;
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+ long l0, l1, l2, l3;
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+ long b0, b1, b2, b3;
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+ long m0, m1, m2, m3;
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+ long a0w, a1w;
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+ long a0x, a1x;
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+ unsigned long rets;
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+ unsigned long astat;
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+ unsigned long pc;
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+ unsigned long orig_p0;
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+};
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+
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+/* When the kernel dumps core, it starts by dumping the user struct -
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+ this will be used by gdb to figure out where the data and stack segments
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+ are within 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 returned
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+ from the ptrace(3,...) function. */
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+
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+ struct user_regs_struct regs; /* Where the registers are actually stored */
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+
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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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+ unsigned long u_ar0;
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+ /* 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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+#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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+
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+#endif
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