patch-2.3.48 linux/arch/mips64/kernel/binfmt_elf32.c

• Lines: 101
• Date: Thu Feb 24 22:53:35 2000
• Orig file: v2.3.47/linux/arch/mips64/kernel/binfmt_elf32.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.47/linux/arch/mips64/kernel/binfmt_elf32.c linux/arch/mips64/kernel/binfmt_elf32.c
@@ -0,0 +1,100 @@
+/* $Id: binfmt_elf32.c,v 1.2 2000/01/17 23:32:46 ralf Exp $
+ *
+ * Support for 32-bit Linux/MIPS ELF binaries.
+ *
+ * Copyright (C) 1999 Ralf Baechle
+ * Copyright (C) 1999 Silicon Graphics, Inc.
+ *
+ * Heavily inspired by the 32-bit Sparc compat code which is
+ * Copyright (C) 1995, 1996, 1997, 1998 David S. Miller (davem@redhat.com)
+ * Copyright (C) 1995, 1996, 1997, 1998 Jakub Jelinek   (jj@ultra.linux.cz)
+ */
+
+#define ELF_ARCH		EM_MIPS
+#define ELF_CLASS		ELFCLASS32
+#ifdef __MIPSEB__
+#define ELF_DATA		ELFDATA2MSB;
+#else /* __MIPSEL__ */
+#define ELF_DATA		ELFDATA2LSB;
+#endif
+
+/* ELF register definitions */
+#define ELF_NGREG	45
+#define ELF_NFPREG	33
+
+typedef unsigned int 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];
+
+#define elf_check_arch(x)	((x) == EM_MIPS || (x) == EM_MIPS_RS4_BE)
+
+#define TASK32_SIZE		0x80000000UL
+#undef ELF_ET_DYN_BASE
+#define ELF_ET_DYN_BASE         (2 * TASK32_SIZE / 3)
+
+#include <asm/processor.h>
+#include <linux/module.h>
+#include <linux/config.h>
+#include <linux/elfcore.h>
+
+struct timeval32
+{
+	unsigned int tv_sec, tv_usec;
+};
+
+#define elf_prstatus elf_prstatus32
+struct elf_prstatus32
+{
+	struct elf_siginfo pr_info;	/* Info associated with signal */
+	short	pr_cursig;		/* Current signal */
+	unsigned int pr_sigpend;	/* Set of pending signals */
+	unsigned int pr_sighold;	/* Set of held signals */
+	pid_t	pr_pid;
+	pid_t	pr_ppid;
+	pid_t	pr_pgrp;
+	pid_t	pr_sid;
+	struct timeval32 pr_utime;	/* User time */
+	struct timeval32 pr_stime;	/* System time */
+	struct timeval32 pr_cutime;	/* Cumulative user time */
+	struct timeval32 pr_cstime;	/* Cumulative system time */
+	elf_gregset_t pr_reg;	/* GP registers */
+	int pr_fpvalid;		/* True if math co-processor being used.  */
+};
+
+#define elf_prpsinfo elf_prpsinfo32
+struct elf_prpsinfo32
+{
+	char	pr_state;	/* numeric process state */
+	char	pr_sname;	/* char for pr_state */
+	char	pr_zomb;	/* zombie */
+	char	pr_nice;	/* nice val */
+	unsigned int pr_flag;	/* flags */
+	u16	pr_uid;
+	u16	pr_gid;
+	pid_t	pr_pid, pr_ppid, pr_pgrp, pr_sid;
+	/* Lots missing */
+	char	pr_fname[16];	/* filename of executable */
+	char	pr_psargs[ELF_PRARGSZ];	/* initial part of arg list */
+};
+
+#define elf_addr_t	u32
+#define elf_caddr_t	u32
+#define init_elf_binfmt init_elf32_binfmt
+#undef CONFIG_BINFMT_ELF
+#ifdef CONFIG_BINFMT_ELF32
+#define CONFIG_BINFMT_ELF CONFIG_BINFMT_ELF32
+#endif
+#undef CONFIG_BINFMT_ELF_MODULE
+#ifdef CONFIG_BINFMT_ELF32_MODULE
+#define CONFIG_BINFMT_ELF_MODULE CONFIG_BINFMT_ELF32_MODULE
+#endif
+
+MODULE_DESCRIPTION("Binary format loader for compatibility with 32bit Linux/MIPS binaries");
+MODULE_AUTHOR("Ralf Baechle (ralf@oss.sgi.com)");
+
+#undef MODULE_DESCRIPTION
+#undef MODULE_AUTHOR
+
+#include "../../../fs/binfmt_elf.c"