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authorGravatar Yoshinori Sato <ysato@users.sourceforge.jp>2015-05-24 02:06:25 +0900
committerGravatar Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>2015-05-26 22:15:35 +0200
commitdc19aa547995f92b89449ed9ebb69ea08b2098ca (patch)
tree7413b076c7e94c7fed60110649ce90bf368f6f9e
parent5e3820a8c616be4eaa1bdd1a55a713cb3a564537 (diff)
downloaduClibc-dc19aa547995f92b89449ed9ebb69ea08b2098ca.tar.gz
uClibc-dc19aa547995f92b89449ed9ebb69ea08b2098ca.tar.bz2
h8300: headers update
- wire up new kernel Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>
-rw-r--r--libc/sysdeps/linux/h8300/bits/byteswap.h15
-rw-r--r--libc/sysdeps/linux/h8300/bits/fcntl.h7
-rw-r--r--libc/sysdeps/linux/h8300/bits/kernel_stat.h50
-rw-r--r--libc/sysdeps/linux/h8300/bits/kernel_types.h13
-rw-r--r--libc/sysdeps/linux/h8300/bits/syscalls.h214
-rw-r--r--libc/sysdeps/linux/h8300/bits/uClibc_arch_features.h2
6 files changed, 95 insertions, 206 deletions
diff --git a/libc/sysdeps/linux/h8300/bits/byteswap.h b/libc/sysdeps/linux/h8300/bits/byteswap.h
index 71a66c689..08ca99f83 100644
--- a/libc/sysdeps/linux/h8300/bits/byteswap.h
+++ b/libc/sysdeps/linux/h8300/bits/byteswap.h
@@ -19,20 +19,7 @@
#ifndef _ASM_BITS_BYTESWAP_H
#define _ASM_BITS_BYTESWAP_H 1
-#define __bswap_non_constant_32(x) \
- __extension__ \
- ({ unsigned int __v; \
- __asm__ __volatile__ ("mov.l %0,er0\n\t" \
- "mov.b r0l,r1h\n\t" \
- "mov.b r0h,r1l\n\t" \
- "mov.w r1,e1\n\t" \
- "mov.w e0,r0\n\t" \
- "mov.b r0l,r1h\n\t" \
- "mov.b r0h,r1l\n\t" \
- "mov.l er1,%0" \
- : "=d" (__v) \
- : "0" (x): "er0","er1"); \
- __v; })
+#define __bswap_non_constant_32(x) __builtin_bswap32(x)
#endif
diff --git a/libc/sysdeps/linux/h8300/bits/fcntl.h b/libc/sysdeps/linux/h8300/bits/fcntl.h
index 45deec46a..1c653be24 100644
--- a/libc/sysdeps/linux/h8300/bits/fcntl.h
+++ b/libc/sysdeps/linux/h8300/bits/fcntl.h
@@ -22,6 +22,9 @@
#include <sys/types.h>
+#ifdef __USE_GNU
+# include <bits/uio.h>
+#endif
/* open/fcntl - O_SYNC is only implemented on blocks devices and on files
located on an ext2 file system */
@@ -42,8 +45,10 @@
#ifdef __USE_GNU
# define O_DIRECTORY 040000 /* Must be a directory. */
-# define O_NOFOLLOW 0100000 /* Do not follow links. */
# define O_DIRECT 0200000 /* Direct disk access. */
+# define O_NOFOLLOW 0400000 /* Do not follow links. */
+# define O_NOATIME 01000000 /* Do not set atime. */
+# define O_CLOEXEC 02000000 /* Set close_on_exec. */
#endif
/* For now Linux has synchronisity options for data and read operations.
diff --git a/libc/sysdeps/linux/h8300/bits/kernel_stat.h b/libc/sysdeps/linux/h8300/bits/kernel_stat.h
deleted file mode 100644
index 5f6c8ae50..000000000
--- a/libc/sysdeps/linux/h8300/bits/kernel_stat.h
+++ /dev/null
@@ -1,50 +0,0 @@
-#ifndef _BITS_STAT_STRUCT_H
-#define _BITS_STAT_STRUCT_H
-
-/* This file provides whatever this particular arch's kernel thinks
- * struct kernel_stat should look like... It turns out each arch has a
- * different opinion on the subject... */
-
-struct kernel_stat {
- unsigned short st_dev;
- unsigned short __pad1;
- unsigned long st_ino;
- unsigned short st_mode;
- unsigned short st_nlink;
- unsigned short st_uid;
- unsigned short st_gid;
- unsigned short st_rdev;
- unsigned short __pad2;
- unsigned long st_size;
- unsigned long st_blksize;
- unsigned long st_blocks;
- struct timespec st_atim;
- struct timespec st_mtim;
- struct timespec st_ctim;
- unsigned long __unused4;
- unsigned long __unused5;
-};
-
-struct kernel_stat64 {
- unsigned long long st_dev;
- unsigned char __pad1[2];
-#define _HAVE_STAT64___ST_INO
- unsigned long __st_ino;
- unsigned int st_mode;
- unsigned int st_nlink;
- unsigned long st_uid;
- unsigned long st_gid;
- unsigned short st_rdev;
- unsigned char __pad3[10];
- long long st_size;
- unsigned long st_blksize;
- unsigned long st_blocks; /* Number 512-byte blocks allocated. */
- unsigned long __pad4; /* future possible st_blocks high bits */
- struct timespec st_atim;
- struct timespec st_mtim;
- struct timespec st_ctim;
- unsigned long long st_ino;
-};
-
-#endif /* _BITS_STAT_STRUCT_H */
-
diff --git a/libc/sysdeps/linux/h8300/bits/kernel_types.h b/libc/sysdeps/linux/h8300/bits/kernel_types.h
index 4cfd1bf7e..7e7689139 100644
--- a/libc/sysdeps/linux/h8300/bits/kernel_types.h
+++ b/libc/sysdeps/linux/h8300/bits/kernel_types.h
@@ -35,6 +35,18 @@ typedef __kernel_dev_t __kernel_old_dev_t;
typedef long __kernel_long_t;
typedef unsigned long __kernel_ulong_t;
+#define __kernel_long_t __kernel_long_t
+#define __kernel_ino_t __kernel_ino_t
+#define __kernel_mode_t __kernel_mode_t
+#define __kernel_pid_t __kernel_pid_t
+#define __kernel_ipc_pid_t __kernel_ipc_pid_t
+#define __kernel_uid_t __kernel_uid_t
+#define __kernel_susecond_t __kernel_susecond_t
+#define __kernel_daddr_t __kernel_daddr_t
+#define __kernel_uid32_t __kernel_uid32_t
+#define __kernel_old_uid_t __kernel_old_uid_t
+#define __kernel_old_dev_t __kernel_old_dev_t
+
typedef struct {
#ifdef __USE_ALL
int val[2];
@@ -42,5 +54,6 @@ typedef struct {
int __val[2];
#endif
} __kernel_fsid_t;
+#define __kernel_fsid_t __kernel_fsid_t
#endif /* _BITS_KERNEL_TYPES_H */
diff --git a/libc/sysdeps/linux/h8300/bits/syscalls.h b/libc/sysdeps/linux/h8300/bits/syscalls.h
index 5867ed608..b43795f2e 100644
--- a/libc/sysdeps/linux/h8300/bits/syscalls.h
+++ b/libc/sysdeps/linux/h8300/bits/syscalls.h
@@ -1,151 +1,85 @@
-/* Unlike the asm/unistd.h kernel header file (which this is partly based on),
- * this file must be able to cope with PIC and non-PIC code. For some arches
- * there is no difference. For x86 (which has far too few registers) there is
- * a difference. Regardless, including asm/unistd.h is hereby officially
- * forbidden. Don't do it. It is bad for you.
- */
+#ifndef _BITS_SYSCALLS_H
+#define _BITS_SYSCALLS_H
#ifndef _SYSCALL_H
# error "Never use <bits/syscalls.h> directly; include <sys/syscall.h> instead."
#endif
-#define __syscall_return(type, res) \
-do { \
- if ((unsigned long)(res) >= (unsigned long)(-125)) { \
- /* avoid using res which is declared to be in register d0; \
- errno might expand to a function call and clobber it. */ \
- int __err = -(res); \
- errno = __err; \
- res = -1; \
- } \
- return (type) (res); \
-} while (0)
+#ifndef __ASSEMBLER__
-#define _syscall0(type, name) \
-type name(void) \
-{ \
- register long __res __asm__("er0"); \
- __asm__ __volatile__ ("mov.l %1,er0\n\t" \
- "trapa #0\n\t" \
- : "=r" (__res) \
- : "ir" (__NR_##name) \
- : "cc"); \
- if ((unsigned long)(__res) >= (unsigned long)(-125)) { \
- errno = -__res; \
- __res = -1; \
- } \
- return (type)__res; \
-}
+#include <errno.h>
-#define _syscall1(type, name, atype, a) \
-type name(atype a) \
-{ \
- register long __res __asm__("er0"); \
- __asm__ __volatile__ ("mov.l %2, er1\n\t" \
- "mov.l %1, er0\n\t" \
- "trapa #0\n\t" \
- : "=r" (__res) \
- : "ir" (__NR_##name), \
- "g" ((long)a) \
- : "cc", "er1"); \
- if ((unsigned long)(__res) >= (unsigned long)(-125)) { \
- errno = -__res; \
- __res = -1; \
- } \
- return (type)__res; \
-}
+#define ASMFMT_0
+#define ASMFMT_1 , "g"(er1)
+#define ASMFMT_2 , "g"(er1), "g"(er2)
+#define ASMFMT_3 , "g"(er1), "g"(er2), "g"(er3)
+#define ASMFMT_4 , "g"(er1), "g"(er2), "g"(er3), "g"(er4)
+#define ASMFMT_5 , "g"(er1), "g"(er2), "g"(er3), "g"(er4), "g"(er5)
+#define ASMFMT_6 , "g"(er1), "g"(er2), "g"(er3), "g"(er4), "m"(er5), "m"(er6)
-#define _syscall2(type, name, atype, a, btype, b) \
-type name(atype a, btype b) \
-{ \
- register long __res __asm__("er0"); \
- __asm__ __volatile__ ("mov.l %3, er2\n\t" \
- "mov.l %2, er1\n\t" \
- "mov.l %1, er0\n\t" \
- "trapa #0\n\t" \
- : "=r" (__res) \
- : "ir" (__NR_##name), \
- "g" ((long)a), \
- "g" ((long)b) \
- : "cc", "er1", "er2"); \
- if ((unsigned long)(__res) >= (unsigned long)(-125)) { \
- errno = -__res; \
- __res = -1; \
- } \
- return (type)__res; \
-}
+#define SUBSTITUTE_ARGS_0() do {} while(0);
+#define SUBSTITUTE_ARGS_1(arg1) \
+ register long int er1 __asm__("er1") = (long int)arg1;
+#define SUBSTITUTE_ARGS_2(arg1, arg2) \
+ register long int er1 __asm__("er1") = (long int)arg1; \
+ register long int er2 __asm__("er2") = (long int)arg2;
+#define SUBSTITUTE_ARGS_3(arg1, arg2, arg3) \
+ register long int er1 __asm__("er1") = (long int)arg1; \
+ register long int er2 __asm__("er2") = (long int)arg2; \
+ register long int er3 __asm__("er3") = (long int)arg3;
+#define SUBSTITUTE_ARGS_4(arg1, arg2, arg3, arg4) \
+ register long int er1 __asm__("er1") = (long int)arg1; \
+ register long int er2 __asm__("er2") = (long int)arg2; \
+ register long int er3 __asm__("er3") = (long int)arg3; \
+ register long int er4 __asm__("er4") = (long int)arg4;
+#define SUBSTITUTE_ARGS_5(arg1, arg2, arg3, arg4, arg5) \
+ register long int er1 __asm__("er1") = (long int)arg1; \
+ register long int er2 __asm__("er2") = (long int)arg2; \
+ register long int er3 __asm__("er3") = (long int)arg3; \
+ register long int er4 __asm__("er4") = (long int)arg4; \
+ register long int er5 __asm__("er5") = (long int)arg5;
+#define SUBSTITUTE_ARGS_6(arg1, arg2, arg3, arg4, arg5, arg6) \
+ register long int er1 __asm__("er1") = (long int)arg1; \
+ register long int er2 __asm__("er2") = (long int)arg2; \
+ register long int er3 __asm__("er3") = (long int)arg3; \
+ register long int er4 __asm__("er4") = (long int)arg4; \
+ long int er5 = (long int)arg5; \
+ long int er6 = (long int)arg6;
-#define _syscall3(type, name, atype, a, btype, b, ctype, c) \
-type name(atype a, btype b, ctype c) \
-{ \
- register long __res __asm__("er0"); \
- __asm__ __volatile__ ("mov.l %4, er3\n\t" \
- "mov.l %3, er2\n\t" \
- "mov.l %2, er1\n\t" \
- "mov.l %1, er0\n\t" \
- "trapa #0\n\t" \
- : "=r" (__res) \
- : "ir" (__NR_##name), \
- "g" ((long)a), \
- "g" ((long)b), \
- "g" ((long)c) \
- : "cc", "er1", "er2", "er3"); \
- if ((unsigned long)(__res) >= (unsigned long)(-125)) { \
- errno = -__res; \
- __res = -1; \
- } \
- return (type)__res; \
-}
+#define LOAD_ARGS_0
+#define LOAD_ARGS_1
+#define LOAD_ARGS_2
+#define LOAD_ARGS_3
+#define LOAD_ARGS_4
+#define LOAD_ARGS_5
+#define LOAD_ARGS_6 "mov.l er5,@-sp\n\tmov.l %6,er5\n\t" \
+ "mov.l er6,@-sp\n\tmov.l %7,er6\n\t"
-#define _syscall4(type, name, atype, a, btype, b, ctype, c, dtype, d) \
-type name(atype a, btype b, ctype c, dtype d) \
-{ \
- register long __res __asm__("er0"); \
- __asm__ __volatile__ ("mov.l %5, er4\n\t" \
- "mov.l %4, er3\n\t" \
- "mov.l %3, er2\n\t" \
- "mov.l %2, er1\n\t" \
- "mov.l %1, er0\n\t" \
- "trapa #0\n\t" \
- : "=r" (__res) \
- : "ir" (__NR_##name), \
- "g" ((long)a), \
- "g" ((long)b), \
- "g" ((long)c), \
- "g" ((long)d) \
- : "cc", "er1", "er2", "er3", "er4"); \
- if ((unsigned long)(__res) >= (unsigned long)(-125)) { \
- errno = -__res; \
- __res = -1; \
- } \
- return (type)__res; \
-}
+#define RESTORE_ARGS_0
+#define RESTORE_ARGS_1
+#define RESTORE_ARGS_2
+#define RESTORE_ARGS_3
+#define RESTORE_ARGS_4
+#define RESTORE_ARGS_5
+#define RESTORE_ARGS_6 "mov.l @sp+,er6\n\tmov.l @sp+,er5"
-#define _syscall5(type, name, atype, a, btype, b, ctype, c, dtype, d, etype, e) \
-type name(atype a, btype b, ctype c, dtype d, etype e) \
-{ \
- register long __res __asm__("er0"); \
- __asm__ __volatile__ ( \
- "mov.l er5,@-sp\n\t" \
- "mov.l %5, er4\n\t" \
- "mov.l %4, er3\n\t" \
- "mov.l %3, er2\n\t" \
- "mov.l %2, er1\n\t" \
- "mov.l %1, er0\n\t" \
- "mov.l %6, er5\n\t" \
- "trapa #0\n\t" \
- "mov.l @sp+,er5\n\t" \
- : "=r" (__res) \
- : "ir" (__NR_##name), \
- "g" ((long)a), \
- "g" ((long)b), \
- "g" ((long)c), \
- "g" ((long)d), \
- "m" ((long)e) \
- : "cc", "er1", "er2", "er3", "er4"); \
- if ((unsigned long)(__res) >= (unsigned long)(-125)) { \
- errno = -__res; \
- __res = -1; \
- } \
- return (type)__res; \
-}
+/* The _NCS variant allows non-constant syscall numbers. */
+#define INTERNAL_SYSCALL_NCS(name, err, nr, args...) \
+(__extension__ \
+ ({ \
+ register long int er0 __asm__ ("er0"); \
+ SUBSTITUTE_ARGS_##nr(args) \
+ __asm__ __volatile__ ( \
+ LOAD_ARGS_##nr \
+ "mov.l %1,er0\n\t" \
+ "trapa #0\n\t" \
+ RESTORE_ARGS_##nr \
+ : "=r" (er0) \
+ : "ir" (name) ASMFMT_##nr \
+ : "memory" \
+ ); \
+ (int) er0; \
+ }) \
+)
+#endif /* __ASSEMBLER__ */
+#endif /* _BITS_SYSCALLS_H */
diff --git a/libc/sysdeps/linux/h8300/bits/uClibc_arch_features.h b/libc/sysdeps/linux/h8300/bits/uClibc_arch_features.h
index b76b861b9..fb430ae9a 100644
--- a/libc/sysdeps/linux/h8300/bits/uClibc_arch_features.h
+++ b/libc/sysdeps/linux/h8300/bits/uClibc_arch_features.h
@@ -43,6 +43,6 @@
#define __UCLIBC_HAVE_SIGNED_ZERO__
/* only weird assemblers generally need this */
-#undef __UCLIBC_ASM_LINE_SEP__
+#define __UCLIBC_ASM_LINE_SEP__ !
#endif /* _BITS_UCLIBC_ARCH_FEATURES_H */