diff options
Diffstat (limited to 'libc/sysdeps/linux/sh64')
| -rw-r--r-- | libc/sysdeps/linux/sh64/Makefile | 61 | ||||
| -rw-r--r-- | libc/sysdeps/linux/sh64/Makefile.arch | 12 | ||||
| -rw-r--r-- | libc/sysdeps/linux/sh64/__longjmp.S (renamed from libc/sysdeps/linux/sh64/longjmp.S) | 17 | ||||
| -rw-r--r-- | libc/sysdeps/linux/sh64/bits/stackinfo.h | 28 | ||||
| -rw-r--r-- | libc/sysdeps/linux/sh64/crt1.S (renamed from libc/sysdeps/linux/sh64/crt0.S) | 0 | ||||
| -rw-r--r-- | libc/sysdeps/linux/sh64/sys/procfs.h | 126 |
6 files changed, 181 insertions, 63 deletions
diff --git a/libc/sysdeps/linux/sh64/Makefile b/libc/sysdeps/linux/sh64/Makefile index 020cc76c8..ecbf14228 100644 --- a/libc/sysdeps/linux/sh64/Makefile +++ b/libc/sysdeps/linux/sh64/Makefile @@ -5,60 +5,11 @@ # # Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. +top_srcdir=../../../../ +top_builddir=../../../../ +all: objs +include $(top_builddir)Rules.mak +include Makefile.arch +include $(top_srcdir)Makerules TOPDIR=../../../../ include $(TOPDIR)Rules.mak - -CFLAGS += -I.. -ASFLAGS += -I.. -D__ASSEMBLER__ -DASM_GLOBAL_DIRECTIVE=.globl - -TARGET_MACHINE_TYPE=$(shell $(CC) -dumpmachine) - -CRT_SRC := crt0.S -CRT_OBJ := crt0.o crt1.o -CTOR_TARGETS := $(TOPDIR)lib/crti.o $(TOPDIR)lib/crtn.o - -SSRC := setjmp.S longjmp.S -SOBJ := $(patsubst %.S,%.o, $(SSRC)) - -CSRC := __init_brk.c brk.c sbrk.c syscall.c -COBJ := $(patsubst %.c,%.o, $(CSRC)) - -OBJS := $(SOBJ) $(COBJ) - -OBJ_LIST := ../../../obj.sysdeps.$(TARGET_ARCH) - -all: $(OBJ_LIST) $(CTOR_TARGETS) - -$(OBJ_LIST): $(OBJS) $(CRT_OBJ) - $(STRIPTOOL) -x -R .note -R .comment $^ - $(INSTALL) -d $(TOPDIR)lib/ - cp $(CRT_OBJ) $(TOPDIR)lib/ - echo $(patsubst %, sysdeps/linux/$(TARGET_ARCH)/%, $(OBJS)) > $@ - -$(CRT_OBJ): $(CRT_SRC) - $(CC) $(ASFLAGS) -DL_$* $< -c -o $*.o - -$(SOBJ): %.o : %.S - $(CC) $(ASFLAGS) -c $< -o $@ - -$(COBJ): %.o : %.c - $(CC) $(CFLAGS) -c $< -o $@ - -ifeq ($(UCLIBC_CTOR_DTOR),y) -$(TOPDIR)lib/crti.o: crti.S - $(INSTALL) -d $(TOPDIR)lib/ - $(CC) $(ASFLAGS) $(SSP_DISABLE_FLAGS) -c $< -o $@ - -$(TOPDIR)lib/crtn.o: crtn.S - $(INSTALL) -d $(TOPDIR)lib/ - $(CC) $(ASFLAGS) $(SSP_DISABLE_FLAGS) -c $< -o $@ -else -$(CTOR_TARGETS): - $(INSTALL) -d $(TOPDIR)lib/ - $(AR) $(ARFLAGS) $@ -endif - -headers: - -clean: - $(RM) *.o *~ core diff --git a/libc/sysdeps/linux/sh64/Makefile.arch b/libc/sysdeps/linux/sh64/Makefile.arch new file mode 100644 index 000000000..d49540ebe --- /dev/null +++ b/libc/sysdeps/linux/sh64/Makefile.arch @@ -0,0 +1,12 @@ +# Makefile for uClibc +# +# Copyright (C) 2008 Paul Mundt <lethal@linux-sh.org> +# +# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball. +# + +CSRC := __init_brk.c brk.c sbrk.c syscall.c + +SSRC := setjmp.S __longjmp.S + +include $(top_srcdir)libc/sysdeps/linux/Makefile.commonarch diff --git a/libc/sysdeps/linux/sh64/longjmp.S b/libc/sysdeps/linux/sh64/__longjmp.S index d22a1677d..ca7925f76 100644 --- a/libc/sysdeps/linux/sh64/longjmp.S +++ b/libc/sysdeps/linux/sh64/__longjmp.S @@ -1,4 +1,4 @@ -/* longjmp for SH-5. +/* __longjmp for SH-5. Copyright (C) 1999, 2000 Free Software Foundation, Inc. This file is part of the GNU C Library. @@ -27,17 +27,17 @@ #define DOUBLE(reg,offset) fld.d r2, offset*8, reg - .file "longjmp.S" + .file "__longjmp.S" .section .text64,"xa" .align 2 - .global longjmp - .type longjmp,@function + .global __longjmp + .type __longjmp,@function -longjmp: +__longjmp: /* - * extern void longjmp(jmp_buf env, int val); + * extern void __longjmp(jmp_buf env, int val); * * r2 == env * r3 == val @@ -124,12 +124,12 @@ longjmp: #error __SETJMP_NUM_TRG does agree with expected value #endif - /* restore Linkage Register (LR) for longjmp return */ + /* restore Linkage Register (LR) for __longjmp return */ INTEGER(r18, __SETJMP_LR) ptabs/l r18, tr0 /* - * must ensure longjmp() never returns 0. + * must ensure __longjmp() never returns 0. * if 'val' == 0, then return 1. */ cmpeq r3, r63, r2 /* r2 = (r3==0) ? 1 : 0; */ @@ -138,3 +138,4 @@ longjmp: /* return to caller */ blink tr0, r63 +libc_hidden_def(__longjmp) diff --git a/libc/sysdeps/linux/sh64/bits/stackinfo.h b/libc/sysdeps/linux/sh64/bits/stackinfo.h new file mode 100644 index 000000000..e65338f25 --- /dev/null +++ b/libc/sysdeps/linux/sh64/bits/stackinfo.h @@ -0,0 +1,28 @@ +/* Copyright (C) 2001 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +/* This file contains a bit of information about the stack allocation + of the processor. */ + +#ifndef _STACKINFO_H +#define _STACKINFO_H 1 + +/* On SH the stack grows down. */ +#define _STACK_GROWS_DOWN 1 + +#endif /* stackinfo.h */ diff --git a/libc/sysdeps/linux/sh64/crt0.S b/libc/sysdeps/linux/sh64/crt1.S index 271dfbaca..271dfbaca 100644 --- a/libc/sysdeps/linux/sh64/crt0.S +++ b/libc/sysdeps/linux/sh64/crt1.S diff --git a/libc/sysdeps/linux/sh64/sys/procfs.h b/libc/sysdeps/linux/sh64/sys/procfs.h new file mode 100644 index 000000000..aad21e5f8 --- /dev/null +++ b/libc/sysdeps/linux/sh64/sys/procfs.h @@ -0,0 +1,126 @@ +/* Copyright (C) 1996, 1997, 1999, 2000 Free Software Foundation, Inc. + This file is part of the GNU C Library. + + The GNU C Library is free software; you can redistribute it and/or + modify it under the terms of the GNU Lesser General Public + License as published by the Free Software Foundation; either + version 2.1 of the License, or (at your option) any later version. + + The GNU C Library is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public + License along with the GNU C Library; if not, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + +#ifndef _SYS_PROCFS_H +#define _SYS_PROCFS_H 1 + +/* This is somehow modelled after the file of the same name on SysVr4 + systems. It provides a definition of the core file format for ELF + used on Linux. */ + +#include <features.h> +#include <signal.h> +#include <sys/time.h> +#include <sys/types.h> +#include <sys/ucontext.h> +#include <sys/user.h> + +__BEGIN_DECLS + +/* + * ELF register definitions... + */ +typedef unsigned long elf_greg_t; + +#define ELF_NGREG (sizeof (struct pt_regs) / sizeof(elf_greg_t)) +typedef elf_greg_t elf_gregset_t[ELF_NGREG]; + +typedef struct user_fpu_struct elf_fpregset_t; + +struct elf_siginfo + { + int si_signo; /* Signal number. */ + int si_code; /* Extra code. */ + int si_errno; /* Errno. */ + }; + + +/* Definitions to generate Intel SVR4-like core files. These mostly + have the same names as the SVR4 types with "elf_" tacked on the + front to prevent clashes with linux definitions, and the typedef + forms have been avoided. This is mostly like the SVR4 structure, + but more Linuxy, with things that Linux does not support and which + gdb doesn't really use excluded. Fields present but not used are + marked with "XXX". */ +struct elf_prstatus + { +#if 0 + long int pr_flags; /* XXX Process flags. */ + short int pr_why; /* XXX Reason for process halt. */ + short int pr_what; /* XXX More detailed reason. */ +#endif + struct elf_siginfo pr_info; /* Info associated with signal. */ + short int pr_cursig; /* Current signal. */ + unsigned long int pr_sigpend; /* Set of pending signals. */ + unsigned long int pr_sighold; /* Set of held signals. */ +#if 0 + struct sigaltstack pr_altstack; /* Alternate stack info. */ + struct sigaction pr_action; /* Signal action for current sig. */ +#endif + __pid_t pr_pid; + __pid_t pr_ppid; + __pid_t pr_pgrp; + __pid_t pr_sid; + struct timeval pr_utime; /* User time. */ + struct timeval pr_stime; /* System time. */ + struct timeval pr_cutime; /* Cumulative user time. */ + struct timeval pr_cstime; /* Cumulative system time. */ +#if 0 + long int pr_instr; /* Current instruction. */ +#endif + elf_gregset_t pr_reg; /* GP registers. */ + int pr_fpvalid; /* True if math copro being used. */ + }; + + +#define ELF_PRARGSZ (80) /* Number of chars for args */ + +struct elf_prpsinfo + { + char pr_state; /* Numeric process state. */ + char pr_sname; /* Char for pr_state. */ + char pr_zomb; /* Zombie. */ + char pr_nice; /* Nice val. */ + unsigned long int pr_flag; /* Flags. */ + long pr_uid; + long pr_gid; + int 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. */ + }; + + +/* Addresses. */ +typedef void *psaddr_t; + +/* Register sets. Linux has different names. */ +typedef elf_gregset_t prgregset_t; +typedef elf_fpregset_t prfpregset_t; + +/* We don't have any differences between processes and threads, + therefore habe only ine PID type. */ +typedef __pid_t lwpid_t; + + +typedef struct elf_prstatus prstatus_t; +typedef struct elf_prpsinfo prpsinfo_t; + +__END_DECLS + +#endif /* sys/procfs.h */ |