patch-2.3.99-pre8 linux/include/asm-s390/elf.h

• Lines: 81
• Date: Fri May 12 11:41:44 2000
• Orig file: v2.3.99-pre7/linux/include/asm-s390/elf.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.99-pre7/linux/include/asm-s390/elf.h linux/include/asm-s390/elf.h
@@ -0,0 +1,80 @@
+/*
+ *  include/asm-s390/elf.h
+ *
+ *  S390 version
+ *
+ *  Derived from "include/asm-i386/elf.h"
+ */
+
+#ifndef __ASMS390_ELF_H
+#define __ASMS390_ELF_H
+
+/*
+ * ELF register definitions..
+ */
+
+#include <asm/ptrace.h>
+#include <asm/user.h>
+
+
+typedef s390_fp_regs elf_fpregset_t;
+typedef s390_regs elf_gregset_t;
+/*
+ * This is used to ensure we don't load something for the wrong architecture.
+ */
+#define elf_check_arch(x) ((x) == EM_S390) 
+
+/*
+ * These are used to set parameters in the core dumps.
+ */
+#define ELF_CLASS	ELFCLASS32
+#define ELF_DATA	ELFDATA2MSB
+#define ELF_ARCH	EM_S390
+
+/* For SVR4/S390 the function pointer to be registered with `atexit` is
+   passed in R14. */
+#define ELF_PLAT_INIT(_r) \
+	_r->gprs[14] = 0
+
+#define USE_ELF_CORE_DUMP
+#define ELF_EXEC_PAGESIZE	4096
+
+/* This is the location that an ET_DYN program is loaded if exec'ed.  Typical
+   use of this is to invoke "./ld.so someprog" to test out a new version of
+   the loader.  We need to make sure that it is out of the way of the program
+   that it will "exec", and that there is sufficient room for the brk.  */
+
+#define ELF_ET_DYN_BASE         ((TASK_SIZE & 0x80000000) \
+                                ? TASK_SIZE / 3 * 2 \
+                                : 2 * TASK_SIZE / 3)
+
+/* Wow, the "main" arch needs arch dependent functions too.. :) */
+
+/* regs is struct pt_regs, pr_reg is elf_gregset_t (which is
+   now struct_user_regs, they are different) */
+
+#define ELF_CORE_COPY_REGS(pr_reg, regs)	\
+	memcpy(&pr_reg,regs,sizeof(elf_gregset_t)); \
+
+
+
+/* This yields a mask that user programs can use to figure out what
+   instruction set this CPU supports. */
+
+#define ELF_HWCAP (0)
+
+/* This yields a string that ld.so will use to load implementation
+   specific libraries for optimization.  This is more specific in
+   intent than poking at uname or /proc/cpuinfo.
+
+   For the moment, we have only optimizations for the Intel generations,
+   but that could change... */
+
+#define ELF_PLATFORM (NULL)
+
+#ifdef __KERNEL__
+#define SET_PERSONALITY(ex, ibcs2) \
+	current->personality = (ibcs2 ? PER_SVR4 : PER_LINUX)
+#endif
+
+#endif