patch-2.3.48 linux/include/asm-mips64/elf.h

• Lines: 101
• Date: Thu Feb 24 22:53:35 2000
• Orig file: v2.3.47/linux/include/asm-mips64/elf.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.47/linux/include/asm-mips64/elf.h linux/include/asm-mips64/elf.h
@@ -0,0 +1,100 @@
+/* $Id: elf.h,v 1.4 2000/02/24 00:13:20 ralf Exp $
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+#ifndef _ASM_ELF_H
+#define _ASM_ELF_H
+
+#include <asm/ptrace.h>
+#include <asm/user.h>
+
+#ifndef ELF_ARCH
+/* ELF register definitions */
+#define ELF_NGREG	45
+#define ELF_NFPREG	33
+
+typedef unsigned long elf_greg_t;
+typedef elf_greg_t elf_gregset_t[ELF_NGREG];
+
+typedef double elf_fpreg_t;
+typedef elf_fpreg_t elf_fpregset_t[ELF_NFPREG];
+
+/*
+ * This is used to ensure we don't load something for the wrong architecture.
+ */
+#define elf_check_arch(x) ((x) == EM_MIPS || (x) == EM_MIPS_RS4_BE)
+
+/*
+ * These are used to set parameters in the core dumps.
+ */
+#define ELF_CLASS	ELFCLASS64
+#ifdef __MIPSEB__
+#define ELF_DATA	ELFDATA2MSB
+#elif __MIPSEL__
+#define ELF_DATA	ELFDATA2LSB
+#endif
+#define ELF_ARCH	EM_MIPS
+#endif /* !defined(ELF_ARCH) */
+
+#define USE_ELF_CORE_DUMP
+#define ELF_EXEC_PAGESIZE	4096
+
+#define ELF_CORE_COPY_REGS(_dest,_regs)				\
+	memcpy((char *) &_dest, (char *) _regs,			\
+	       sizeof(struct pt_regs));
+
+/* This yields a mask that user programs can use to figure out what
+   instruction set this cpu supports.  This could be done in userspace,
+   but it's not easy, and we've already done it here.  */
+
+#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)
+
+/*
+ * See comments in asm-alpha/elf.h, this is the same thing
+ * on the MIPS.
+ */
+#define ELF_PLAT_INIT(_r)	do { \
+	_r->regs[1] = _r->regs[2] = _r->regs[3] = _r->regs[4] = 0;	\
+	_r->regs[5] = _r->regs[6] = _r->regs[7] = _r->regs[8] = 0;	\
+	_r->regs[9] = _r->regs[10] = _r->regs[11] = _r->regs[12] = 0;	\
+	_r->regs[13] = _r->regs[14] = _r->regs[15] = _r->regs[16] = 0;	\
+	_r->regs[17] = _r->regs[18] = _r->regs[19] = _r->regs[20] = 0;	\
+	_r->regs[21] = _r->regs[22] = _r->regs[23] = _r->regs[24] = 0;	\
+	_r->regs[25] = _r->regs[26] = _r->regs[27] = _r->regs[28] = 0;	\
+	_r->regs[30] = _r->regs[31] = 0;				\
+} while (0)
+
+/* 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.  */
+
+#ifndef ELF_ET_DYN_BASE
+#define ELF_ET_DYN_BASE         (2 * TASK_SIZE / 3)
+#endif
+
+#ifdef __KERNEL__
+#define SET_PERSONALITY(ex, ibcs2)			\
+do {	if ((ex).e_ident[EI_CLASS] == ELFCLASS32)	\
+		current->thread.mflags |= MF_32BIT;	\
+	else						\
+		current->thread.mflags &= ~MF_32BIT;	\
+	if (ibcs2)					\
+		current->personality = PER_SVR4;	\
+	else if (current->personality != PER_LINUX32)	\
+		current->personality = PER_LINUX;	\
+} while (0)
+#endif
+
+#endif /* _ASM_ELF_H */