diff options
Diffstat (limited to 'libc/sysdeps/linux/cris/bits')
| -rw-r--r-- | libc/sysdeps/linux/cris/bits/byteswap.h | 74 | ||||
| -rw-r--r-- | libc/sysdeps/linux/cris/bits/syscalls.h | 8 | ||||
| -rw-r--r-- | libc/sysdeps/linux/cris/bits/termios.h | 215 | ||||
| -rw-r--r-- | libc/sysdeps/linux/cris/bits/uClibc_arch_features.h | 45 | ||||
| -rw-r--r-- | libc/sysdeps/linux/cris/bits/uClibc_page.h | 6 |
5 files changed, 315 insertions, 33 deletions
diff --git a/libc/sysdeps/linux/cris/bits/byteswap.h b/libc/sysdeps/linux/cris/bits/byteswap.h index e35c4b63f..4027456ac 100644 --- a/libc/sysdeps/linux/cris/bits/byteswap.h +++ b/libc/sysdeps/linux/cris/bits/byteswap.h @@ -1,51 +1,56 @@ #ifndef _BITS_BYTESWAP_H #define _BITS_BYTESWAP_H 1 -#define ___swab16(x) \ +/* CRIS specific byte swap operations: 16, 32 and 64-bit */ + +/* Swap bytes in 16 bit value. */ +#define __bswap_constant_16(x) \ ({ \ unsigned short __x = (x); \ ((unsigned short)( \ - (((unsigned short)(__x) & (unsigned short)0x00ffU) << 8) | \ - (((unsigned short)(__x) & (unsigned short)0xff00U) >> 8) )); \ + (((unsigned short)(__x) & (unsigned short)0x00ffu) << 8) | \ + (((unsigned short)(__x) & (unsigned short)0xff00u) >> 8) )); \ }) -#define ___swab32(x) \ +#if defined __GNUC__ && __GNUC__ >= 2 +# define __bswap_16(x) \ + __extension__ \ + ({ unsigned short __bswap_16_v; \ + if (__builtin_constant_p (x)) \ + __bswap_16_v = __bswap_constant_16 (x); \ + else \ + __asm__ ("swapb %0" : "=r" (__bswap_16_v) : "0" (x)); \ + __bswap_16_v; }) +#else +# define __bswap_16(x) __bswap_constant_16 (x) +#endif + + +/* Swap bytes in 32 bit value. */ +#define __bswap_constant_32(x) \ ({ \ unsigned long __x = (x); \ ((unsigned long)( \ - (((unsigned long)(__x) & (unsigned long)0x000000ffUL) << 24) | \ - (((unsigned long)(__x) & (unsigned long)0x0000ff00UL) << 8) | \ - (((unsigned long)(__x) & (unsigned long)0x00ff0000UL) >> 8) | \ - (((unsigned long)(__x) & (unsigned long)0xff000000UL) >> 24) )); \ + (((unsigned long)(__x) & (unsigned long)0x000000fful) << 24) | \ + (((unsigned long)(__x) & (unsigned long)0x0000ff00ul) << 8) | \ + (((unsigned long)(__x) & (unsigned long)0x00ff0000ul) >> 8) | \ + (((unsigned long)(__x) & (unsigned long)0xff000000ul) >> 24) )); \ }) -/* these are CRIS specific */ - -static inline unsigned short __fswab16(unsigned short x) -{ - __asm__ ("swapb %0" : "=r" (x) : "0" (x)); - - return(x); -} - -static inline unsigned long __fswab32(unsigned long x) -{ - __asm__ ("swapwb %0" : "=r" (x) : "0" (x)); - - return(x); -} - -# define __bswap_16(x) \ -(__builtin_constant_p((unsigned short)(x)) ? \ - ___swab16((x)) : \ - __fswab16((x))) - +#if defined __GNUC__ && __GNUC__ >= 2 # define __bswap_32(x) \ -(__builtin_constant_p((unsigned long)(x)) ? \ - ___swab32((x)) : \ - __fswab32((x))) + __extension__ \ + ({ unsigned long __bswap_32_v; \ + if (__builtin_constant_p (x)) \ + __bswap_32_v = __bswap_constant_32 (x); \ + else \ + __asm__ ("swapwb %0" : "=r" (__bswap_32_v) : "0" (x)); \ + __bswap_32_v; }) +#else +# define __bswap_32(x) __bswap_constant_32 (x) +#endif + -#if defined __GNUC__ && __GNUC__ >= 2 /* Swap bytes in 64 bit value. */ # define __bswap_constant_64(x) \ ((((x) & 0xff00000000000000ull) >> 56) \ @@ -57,6 +62,7 @@ static inline unsigned long __fswab32(unsigned long x) | (((x) & 0x000000000000ff00ull) << 40) \ | (((x) & 0x00000000000000ffull) << 56)) +#if defined __GNUC__ && __GNUC__ >= 2 # define __bswap_64(x) \ (__extension__ \ ({ union { __extension__ unsigned long long int __ll; \ @@ -70,6 +76,8 @@ static inline unsigned long __fswab32(unsigned long x) __r.__l[1] = __bswap_32 (__w.__l[0]); \ } \ __r.__ll; })) +#else +# define __bswap_64(x) __bswap_constant_64 (x) #endif #endif /* _BITS_BYTESWAP_H */ diff --git a/libc/sysdeps/linux/cris/bits/syscalls.h b/libc/sysdeps/linux/cris/bits/syscalls.h index 5f587854f..ce68c04d4 100644 --- a/libc/sysdeps/linux/cris/bits/syscalls.h +++ b/libc/sysdeps/linux/cris/bits/syscalls.h @@ -62,6 +62,14 @@ type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5) \ return (type) (INLINE_SYSCALL(name, 5, arg1, arg2, arg3, arg4, arg5)); \ } +#undef _syscall6 +#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4, \ + type5,arg5,type6,arg6) \ +type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,type6 arg6) \ +{ \ +return (type) (INLINE_SYSCALL(name, 6, arg1, arg2, arg3, arg4, arg5, arg6)); \ +} + #undef INLINE_SYSCALL #define INLINE_SYSCALL(name, nr, args...) \ ({ \ diff --git a/libc/sysdeps/linux/cris/bits/termios.h b/libc/sysdeps/linux/cris/bits/termios.h new file mode 100644 index 000000000..63ca4ea93 --- /dev/null +++ b/libc/sysdeps/linux/cris/bits/termios.h @@ -0,0 +1,215 @@ +/* termios type and macro definitions. Linux version. + Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2003, 2005 + 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 _TERMIOS_H +# error "Never include <bits/termios.h> directly; use <termios.h> instead." +#endif + +typedef unsigned char cc_t; +typedef unsigned int speed_t; +typedef unsigned int tcflag_t; + +#define NCCS 32 +struct termios + { + tcflag_t c_iflag; /* input mode flags */ + tcflag_t c_oflag; /* output mode flags */ + tcflag_t c_cflag; /* control mode flags */ + tcflag_t c_lflag; /* local mode flags */ + cc_t c_line; /* line discipline */ + cc_t c_cc[NCCS]; /* control characters */ + speed_t c_ispeed; /* input speed */ + speed_t c_ospeed; /* output speed */ +#define _HAVE_STRUCT_TERMIOS_C_ISPEED 1 +#define _HAVE_STRUCT_TERMIOS_C_OSPEED 1 + }; + +/* c_cc characters */ +#define VINTR 0 +#define VQUIT 1 +#define VERASE 2 +#define VKILL 3 +#define VEOF 4 +#define VTIME 5 +#define VMIN 6 +#define VSWTC 7 +#define VSTART 8 +#define VSTOP 9 +#define VSUSP 10 +#define VEOL 11 +#define VREPRINT 12 +#define VDISCARD 13 +#define VWERASE 14 +#define VLNEXT 15 +#define VEOL2 16 + +/* c_iflag bits */ +#define IGNBRK 0000001 +#define BRKINT 0000002 +#define IGNPAR 0000004 +#define PARMRK 0000010 +#define INPCK 0000020 +#define ISTRIP 0000040 +#define INLCR 0000100 +#define IGNCR 0000200 +#define ICRNL 0000400 +#define IUCLC 0001000 +#define IXON 0002000 +#define IXANY 0004000 +#define IXOFF 0010000 +#define IMAXBEL 0020000 +#define IUTF8 0040000 + +/* c_oflag bits */ +#define OPOST 0000001 +#define OLCUC 0000002 +#define ONLCR 0000004 +#define OCRNL 0000010 +#define ONOCR 0000020 +#define ONLRET 0000040 +#define OFILL 0000100 +#define OFDEL 0000200 +#if defined __USE_MISC || defined __USE_XOPEN +# define NLDLY 0000400 +# define NL0 0000000 +# define NL1 0000400 +# define CRDLY 0003000 +# define CR0 0000000 +# define CR1 0001000 +# define CR2 0002000 +# define CR3 0003000 +# define TABDLY 0014000 +# define TAB0 0000000 +# define TAB1 0004000 +# define TAB2 0010000 +# define TAB3 0014000 +# define BSDLY 0020000 +# define BS0 0000000 +# define BS1 0020000 +# define FFDLY 0100000 +# define FF0 0000000 +# define FF1 0100000 +#endif + +#define VTDLY 0040000 +#define VT0 0000000 +#define VT1 0040000 + +#ifdef __USE_MISC +# define XTABS 0014000 +#endif + +/* c_cflag bit meaning */ +#ifdef __USE_MISC +# define CBAUD 0010017 +#endif +#define B0 0000000 /* hang up */ +#define B50 0000001 +#define B75 0000002 +#define B110 0000003 +#define B134 0000004 +#define B150 0000005 +#define B200 0000006 +#define B300 0000007 +#define B600 0000010 +#define B1200 0000011 +#define B1800 0000012 +#define B2400 0000013 +#define B4800 0000014 +#define B9600 0000015 +#define B19200 0000016 +#define B38400 0000017 +#ifdef __USE_MISC +# define EXTA B19200 +# define EXTB B38400 +#endif +#define CSIZE 0000060 +#define CS5 0000000 +#define CS6 0000020 +#define CS7 0000040 +#define CS8 0000060 +#define CSTOPB 0000100 +#define CREAD 0000200 +#define PARENB 0000400 +#define PARODD 0001000 +#define HUPCL 0002000 +#define CLOCAL 0004000 +#ifdef __USE_MISC +# define CBAUDEX 0010000 +#endif +#define B57600 0010001 +#define B115200 0010002 +#define B230400 0010003 +#define B460800 0010004 +#define B921600 0010005 +#define B1843200 0010006 +#define B6250000 0010007 +#ifdef __arch_v32 +#define B12500000 0010010 +#define __MAX_BAUD B12500000 +#else +#define __MAX_BAUD B6250000 +#endif +#ifdef __USE_MISC +# define CIBAUD 002003600000 /* input baud rate (not used) */ +# define CMSPAR 010000000000 /* mark or space (stick) parity */ +# define CRTSCTS 020000000000 /* flow control */ +#endif + +/* c_lflag bits */ +#define ISIG 0000001 +#define ICANON 0000002 +#if defined __USE_MISC || defined __USE_XOPEN +# define XCASE 0000004 +#endif +#define ECHO 0000010 +#define ECHOE 0000020 +#define ECHOK 0000040 +#define ECHONL 0000100 +#define NOFLSH 0000200 +#define TOSTOP 0000400 +#ifdef __USE_MISC +# define ECHOCTL 0001000 +# define ECHOPRT 0002000 +# define ECHOKE 0004000 +# define FLUSHO 0010000 +# define PENDIN 0040000 +#endif +#define IEXTEN 0100000 + +/* tcflow() and TCXONC use these */ +#define TCOOFF 0 +#define TCOON 1 +#define TCIOFF 2 +#define TCION 3 + +/* tcflush() and TCFLSH use these */ +#define TCIFLUSH 0 +#define TCOFLUSH 1 +#define TCIOFLUSH 2 + +/* tcsetattr uses these */ +#define TCSANOW 0 +#define TCSADRAIN 1 +#define TCSAFLUSH 2 + + +#define _IOT_termios /* Hurd ioctl type field. */ \ + _IOT (_IOTS (cflag_t), 4, _IOTS (cc_t), NCCS, _IOTS (speed_t), 2) diff --git a/libc/sysdeps/linux/cris/bits/uClibc_arch_features.h b/libc/sysdeps/linux/cris/bits/uClibc_arch_features.h new file mode 100644 index 000000000..b62a51020 --- /dev/null +++ b/libc/sysdeps/linux/cris/bits/uClibc_arch_features.h @@ -0,0 +1,45 @@ +/* + * Track misc arch-specific features that aren't config options + */ + +#ifndef _BITS_UCLIBC_ARCH_FEATURES_H +#define _BITS_UCLIBC_ARCH_FEATURES_H + +/* instruction used when calling abort() to kill yourself */ +/*#define __UCLIBC_ABORT_INSTRUCTION__ "asm instruction"*/ +#undef __UCLIBC_ABORT_INSTRUCTION__ + +/* can your target use syscall6() for mmap ? */ +#undef __UCLIBC_MMAP_HAS_6_ARGS__ + +/* does your target use syscall4() for truncate64 ? (32bit arches only) */ +#undef __UCLIBC_TRUNCATE64_HAS_4_ARGS__ + +/* does your target have a broken create_module() ? */ +#define __UCLIBC_BROKEN_CREATE_MODULE__ + +/* does your target prefix all symbols with an _ ? */ +#define __UCLIBC_NO_UNDERSCORES__ + +/* does your target have an asm .set ? */ +#define __UCLIBC_HAVE_ASM_SET_DIRECTIVE__ + +/* define if target doesn't like .global */ +#undef __UCLIBC_ASM_GLOBAL_DIRECTIVE__ + +/* define if target supports .weak */ +#define __UCLIBC_HAVE_ASM_WEAK_DIRECTIVE__ + +/* define if target supports .weakext */ +#undef __UCLIBC_HAVE_ASM_WEAKEXT_DIRECTIVE__ + +/* needed probably only for ppc64 */ +#undef __UCLIBC_HAVE_ASM_GLOBAL_DOT_NAME__ + +/* define if target supports IEEE signed zero floats */ +#define __UCLIBC_HAVE_SIGNED_ZERO__ + +/* lovely */ +#define ASM_LINE_SEP @ + +#endif /* _BITS_UCLIBC_ARCH_FEATURES_H */ diff --git a/libc/sysdeps/linux/cris/bits/uClibc_page.h b/libc/sysdeps/linux/cris/bits/uClibc_page.h index 8219a19da..adfc3c9af 100644 --- a/libc/sysdeps/linux/cris/bits/uClibc_page.h +++ b/libc/sysdeps/linux/cris/bits/uClibc_page.h @@ -25,4 +25,10 @@ #define PAGE_SIZE (1UL << PAGE_SHIFT) #define PAGE_MASK (~(PAGE_SIZE-1)) +/* Some architectures always use 12 as page shift for mmap2() eventhough the + * real PAGE_SHIFT != 12. Other architectures use the same value as + * PAGE_SHIFT... + */ +#define MMAP2_PAGE_SHIFT PAGE_SHIFT + #endif /* _UCLIBC_PAGE_H */ |