/tags/0.2.0.5/uspace/libc/arch/mips32/include/atomic.h |
---|
0,0 → 1,77 |
/* |
* Copyright (c) 2005 Ondrej Palkovsky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libcmips32 |
* @{ |
*/ |
/** @file |
* @ingroup libcmips32eb |
*/ |
#ifndef LIBC_mips32_ATOMIC_H_ |
#define LIBC_mips32_ATOMIC_H_ |
#define atomic_inc(x) ((void) atomic_add(x, 1)) |
#define atomic_dec(x) ((void) atomic_add(x, -1)) |
#define atomic_postinc(x) (atomic_add(x, 1) - 1) |
#define atomic_postdec(x) (atomic_add(x, -1) + 1) |
#define atomic_preinc(x) atomic_add(x, 1) |
#define atomic_predec(x) atomic_add(x, -1) |
/* Atomic addition of immediate value. |
* |
* @param val Memory location to which will be the immediate value added. |
* @param i Signed immediate that will be added to *val. |
* |
* @return Value after addition. |
*/ |
static inline long atomic_add(atomic_t *val, int i) |
{ |
long tmp, v; |
asm volatile ( |
"1:\n" |
" ll %0, %1\n" |
" addiu %0, %0, %3\n" /* same as addi, but never traps on overflow */ |
" move %2, %0\n" |
" sc %0, %1\n" |
" beq %0, %4, 1b\n" /* if the atomic operation failed, try again */ |
/* nop */ /* nop is inserted automatically by compiler */ |
: "=r" (tmp), "=m" (val->count), "=r" (v) |
: "i" (i), "i" (0) |
); |
return v; |
} |
#endif |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/include/thread.h |
---|
0,0 → 1,79 |
/* |
* Copyright (c) 2006 Ondrej Palkovsky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libcmips32 |
* @{ |
*/ |
/** @file |
* @ingroup libcmips32eb |
*/ |
/* TLS for MIPS is described in http://www.linux-mips.org/wiki/NPTL */ |
#ifndef LIBC_mips32THREAD_H_ |
#define LIBC_mips32THREAD_H_ |
/* I did not find any specification (neither MIPS nor PowerPC), but |
* as I found it |
* - it uses Variant II |
* - TCB is at Address(First TLS Block)+0x7000. |
* - DTV is at Address(First TLS Block)+0x8000 |
* - What would happen if the TLS data was larger then 0x7000? |
* - The linker never accesses DTV directly, has the second definition any |
* sense? |
* We will make it this way: |
* - TCB is at TP-0x7000-sizeof(tcb) |
* - No assumption about DTV etc., but it will not have a fixed address |
*/ |
#define MIPS_TP_OFFSET 0x7000 |
typedef struct { |
void *pst_data; |
} tcb_t; |
static inline void __tcb_set(tcb_t *tcb) |
{ |
void *tp = tcb; |
tp += MIPS_TP_OFFSET + sizeof(tcb_t); |
asm volatile ("add $27, %0, $0" : : "r"(tp)); /* Move tls to K1 */ |
} |
static inline tcb_t * __tcb_get(void) |
{ |
void * retval; |
asm volatile("add %0, $27, $0" : "=r"(retval)); |
return (tcb_t *)(retval - MIPS_TP_OFFSET - sizeof(tcb_t)); |
} |
#endif |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/include/psthread.h |
---|
0,0 → 1,90 |
/* |
* Copyright (c) 2006 Ondrej Palkovsky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libcmips32 |
* @{ |
*/ |
/** @file |
* @ingroup libcmips32eb |
*/ |
#ifndef LIBC_mips32_PSTHREAD_H_ |
#define LIBC_mips32_PSTHREAD_H_ |
#include <types.h> |
/* We define our own context_set, because we need to set |
* the TLS pointer to the tcb+0x7000 |
* |
* See tls_set in thread.h |
*/ |
#define context_set(c, _pc, stack, size, ptls) \ |
(c)->pc = (sysarg_t) (_pc); \ |
(c)->sp = ((sysarg_t) (stack)) + (size) - SP_DELTA; \ |
(c)->tls = ((sysarg_t)(ptls)) + 0x7000 + sizeof(tcb_t); |
/* +16 is just for sure that the called function |
* have space to store it's arguments |
*/ |
#define SP_DELTA (8+16) |
typedef struct { |
uint32_t sp; |
uint32_t pc; |
uint32_t s0; |
uint32_t s1; |
uint32_t s2; |
uint32_t s3; |
uint32_t s4; |
uint32_t s5; |
uint32_t s6; |
uint32_t s7; |
uint32_t s8; |
uint32_t gp; |
uint32_t tls; /* Thread local storage(=k1) */ |
uint32_t f20; |
uint32_t f21; |
uint32_t f22; |
uint32_t f23; |
uint32_t f24; |
uint32_t f25; |
uint32_t f26; |
uint32_t f27; |
uint32_t f28; |
uint32_t f29; |
uint32_t f30; |
} context_t; |
#endif |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/include/syscall.h |
---|
0,0 → 1,44 |
/* |
* Copyright (c) 2005 Martin Decky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libc |
* @{ |
*/ |
/** |
* @file |
*/ |
#ifndef LIBC_mips32_SYSCALL_H_ |
#define LIBC_mips32_SYSCALL_H_ |
#include <syscall.h> |
#endif |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/include/endian.h |
---|
0,0 → 1,49 |
/* |
* Copyright (c) 2006 Josef Cejka |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libcmips32 mips32 |
* @brief mips32 architecture dependent parts of libc |
* @ingroup lc |
* @{ |
*/ |
/** @file |
*/ |
#ifndef LIBC_mips32_ENDIAN_H_ |
#define LIBC_mips32_ENDIAN_H_ |
#ifndef LIBC_ENDIAN_H_ |
# error "Never use <libarch/endian.h> directly - use <endian.h> instead." |
#endif |
#define __BYTE_ORDER __LITTLE_ENDIAN |
#endif |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/include/stackarg.h |
---|
0,0 → 1,62 |
/* |
* Copyright (c) 2006 Josef Cejka |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libcmips32 |
* @{ |
*/ |
/** @file |
* @ingroup libcmips32eb |
*/ |
#ifndef LIBC_mips32_STACKARG_H_ |
#define LIBC_mips32_STACKARG_H_ |
/* dont allow to define it second time in stdarg.h */ |
#define __VARARGS_DEFINED |
#include <types.h> |
/** |
* va_arg macro for MIPS32 - problem is that 64 bit values must be aligned on an 8-byte boundary (32bit values not) |
* To satisfy this, paddings must be sometimes inserted. |
*/ |
typedef uint8_t* va_list; |
#define va_start(ap, lst) \ |
((ap) = (va_list)&(lst) + sizeof(lst)) |
#define va_arg(ap, type) \ |
(((type *)((ap) = (va_list)( (sizeof(type) <= 4) ? ((uint32_t)((ap) + 2*4 - 1) & (~3)) : ((uint32_t)((ap) + 2*8 -1) & (~7)) )))[-1]) |
#define va_end(ap) |
#endif |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/include/faddr.h |
---|
0,0 → 1,45 |
/* |
* Copyright (c) 2005 Ondrej Palkovsky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libcmips32 |
* @{ |
*/ |
/** @file |
*/ |
#ifndef LIBC_mips32_FADDR_H_ |
#define LIBC_mips32_FADDR_H_ |
#include <libarch/types.h> |
#define FADDR(fptr) ((uintptr_t) (fptr)) |
#endif |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/include/limits.h |
---|
0,0 → 1,47 |
/* |
* Copyright (c) 2006 Josef Cejka |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libcmips32 |
* @{ |
*/ |
/** @file |
* @ingroup libcmips32eb |
*/ |
#ifndef LIBC_mips32__LIMITS_H_ |
#define LIBC_mips32__LIMITS_H_ |
# define LONG_MIN MIN_INT32 |
# define LONG_MAX MAX_INT32 |
# define ULONG_MIN MIN_UINT32 |
# define ULONG_MAX MAX_UINT32 |
#endif |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/include/types.h |
---|
0,0 → 1,59 |
/* |
* Copyright (c) 2005 Martin Decky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libcmips32 |
* @{ |
*/ |
/** @file |
* @ingroup libcmips32eb |
*/ |
#ifndef LIBC_mips32_TYPES_H_ |
#define LIBC_mips32_TYPES_H_ |
typedef unsigned int sysarg_t; |
typedef unsigned int size_t; |
typedef signed int ssize_t; |
typedef ssize_t off_t; |
typedef char int8_t; |
typedef short int int16_t; |
typedef long int int32_t; |
typedef long long int int64_t; |
typedef unsigned char uint8_t; |
typedef unsigned short int uint16_t; |
typedef unsigned long int uint32_t; |
typedef unsigned long long int uint64_t; |
typedef uint32_t uintptr_t; |
#endif |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/include/config.h |
---|
0,0 → 1,45 |
/* |
* Copyright (c) 2006 Jakub Jermar |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libcmips32 |
* @{ |
*/ |
/** @file |
*/ |
#ifndef LIBC_mips32_CONFIG_H_ |
#define LIBC_mips32_CONFIG_H_ |
#define PAGE_WIDTH 14 |
#define PAGE_SIZE (1<<PAGE_WIDTH) |
#define PAGE_COLOR_BITS 0 /* dummy */ |
#endif |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/include/context_offset.h |
---|
0,0 → 1,28 |
/* This file is automatically generated by gencontext.c. */ |
/* struct context */ |
#define OFFSET_SP 0x0 |
#define OFFSET_PC 0x4 |
#define OFFSET_S0 0x8 |
#define OFFSET_S1 0xc |
#define OFFSET_S2 0x10 |
#define OFFSET_S3 0x14 |
#define OFFSET_S4 0x18 |
#define OFFSET_S5 0x1c |
#define OFFSET_S6 0x20 |
#define OFFSET_S7 0x24 |
#define OFFSET_S8 0x28 |
#define OFFSET_GP 0x2c |
#define OFFSET_TLS 0x30 |
#define OFFSET_F20 0x34 |
#define OFFSET_F21 0x38 |
#define OFFSET_F22 0x3c |
#define OFFSET_F23 0x40 |
#define OFFSET_F24 0x44 |
#define OFFSET_F25 0x48 |
#define OFFSET_F26 0x4c |
#define OFFSET_F27 0x50 |
#define OFFSET_F28 0x54 |
#define OFFSET_F29 0x58 |
#define OFFSET_F30 0x5c |
/tags/0.2.0.5/uspace/libc/arch/mips32/Makefile.inc |
---|
0,0 → 1,47 |
# |
# Copyright (c) 2005 Martin Decky |
# All rights reserved. |
# |
# Redistribution and use in source and binary forms, with or without |
# modification, are permitted provided that the following conditions |
# are met: |
# |
# - Redistributions of source code must retain the above copyright |
# notice, this list of conditions and the following disclaimer. |
# - Redistributions in binary form must reproduce the above copyright |
# notice, this list of conditions and the following disclaimer in the |
# documentation and/or other materials provided with the distribution. |
# - The name of the author may not be used to endorse or promote products |
# derived from this software without specific prior written permission. |
# |
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
## Toolchain configuration |
# |
TARGET = mipsel-linux-gnu |
TOOLCHAIN_DIR = /usr/local/mipsel/bin |
CFLAGS += -mips3 |
-include ../Makefile.config |
ifeq ($(CONFIG_MIPS_FPU),y) |
CFLAGS += -DCONFIG_MIPS_FPU |
endif |
ARCH_SOURCES += arch/$(ARCH)/src/syscall.c \ |
arch/$(ARCH)/src/psthread.S \ |
arch/$(ARCH)/src/thread.c |
BFD_ARCH = mips |
BFD_NAME = elf32-little |
/tags/0.2.0.5/uspace/libc/arch/mips32/src/entry.s |
---|
0,0 → 1,89 |
# |
# Copyright (c) 2005 Martin Decky |
# All rights reserved. |
# |
# Redistribution and use in source and binary forms, with or without |
# modification, are permitted provided that the following conditions |
# are met: |
# |
# - Redistributions of source code must retain the above copyright |
# notice, this list of conditions and the following disclaimer. |
# - Redistributions in binary form must reproduce the above copyright |
# notice, this list of conditions and the following disclaimer in the |
# documentation and/or other materials provided with the distribution. |
# - The name of the author may not be used to endorse or promote products |
# derived from this software without specific prior written permission. |
# |
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
.text |
.section .init, "ax" |
.global __entry |
.global __entry_driver |
.set noreorder |
.option pic2 |
## User-space task entry point |
# |
# |
.ent __entry |
__entry: |
.frame $sp, 32, $31 |
.cpload $25 |
# Mips o32 may store its arguments on stack, make space (16 bytes), |
# so that it could work with -O0 |
# Make space additional 16 bytes for the stack frame |
addiu $sp, -32 |
.cprestore 16 # Allow PIC code |
jal __main |
nop |
jal __io_init |
nop |
jal main |
nop |
jal __exit |
nop |
.end |
.ent __entry_driver |
__entry_driver: |
.frame $sp, 32, $31 |
.cpload $25 |
# Mips o32 may store its arguments on stack, make space (16 bytes), |
# so that it could work with -O0 |
# Make space additional 16 bytes for the stack frame |
addiu $sp, -32 |
.cprestore 16 # Allow PIC code |
jal __main |
nop |
jal main |
nop |
jal __exit |
nop |
.end |
# Alignment of output section data to 0x4000 |
.section .data |
.align 14 |
/tags/0.2.0.5/uspace/libc/arch/mips32/src/thread.c |
---|
0,0 → 1,60 |
/* |
* Copyright (c) 2006 Ondrej Palkovsky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libcmips32 |
* @{ |
*/ |
/** @file |
* @ingroup libcmips32eb |
*/ |
#include <thread.h> |
#include <malloc.h> |
/** Allocate TLS & TCB for initial module threads |
* |
* @param data (out) Start of TLS section |
* @param size Size of tdata+tbss section |
* @return pointer to tcb_t structure |
*/ |
tcb_t * __alloc_tls(void **data, size_t size) |
{ |
tcb_t *result; |
result = malloc(sizeof(tcb_t) + size); |
*data = ((void *)result) + sizeof(tcb_t); |
return result; |
} |
void __free_tls_arch(tcb_t *tcb, size_t size) |
{ |
free(tcb); |
} |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/src/thread_entry.s |
---|
0,0 → 1,59 |
# |
# Copyright (c) 2006 Jakub Jermar |
# All rights reserved. |
# |
# Redistribution and use in source and binary forms, with or without |
# modification, are permitted provided that the following conditions |
# are met: |
# |
# - Redistributions of source code must retain the above copyright |
# notice, this list of conditions and the following disclaimer. |
# - Redistributions in binary form must reproduce the above copyright |
# notice, this list of conditions and the following disclaimer in the |
# documentation and/or other materials provided with the distribution. |
# - The name of the author may not be used to endorse or promote products |
# derived from this software without specific prior written permission. |
# |
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
.text |
.set noat |
.set noreorder |
.option pic2 |
.globl __thread_entry |
## User-space thread entry point for all but the first threads. |
# |
# |
.ent __thread_entry |
__thread_entry: |
.frame $sp, 32, $31 |
.cpload $25 |
# |
# v0 contains address of uarg. |
# |
add $4, $2, 0 |
# Mips o32 may store its arguments on stack, make space |
addiu $sp, -32 |
.cprestore 16 |
jal __thread_main |
nop |
# |
# Not reached. |
# |
.end __thread_entry |
/tags/0.2.0.5/uspace/libc/arch/mips32/src/psthread.S |
---|
0,0 → 1,161 |
# |
# Copyright (c) 2003-2004 Jakub Jermar |
# All rights reserved. |
# |
# Redistribution and use in source and binary forms, with or without |
# modification, are permitted provided that the following conditions |
# are met: |
# |
# - Redistributions of source code must retain the above copyright |
# notice, this list of conditions and the following disclaimer. |
# - Redistributions in binary form must reproduce the above copyright |
# notice, this list of conditions and the following disclaimer in the |
# documentation and/or other materials provided with the distribution. |
# - The name of the author may not be used to endorse or promote products |
# derived from this software without specific prior written permission. |
# |
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
# IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
# OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
# IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
# NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
# THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
# |
.text |
.set noat |
.set noreorder |
#include <arch/asm/regname.h> |
#include <libarch/context_offset.h> |
.global context_save |
.global context_restore |
.macro CONTEXT_STORE r |
sw $s0,OFFSET_S0(\r) |
sw $s1,OFFSET_S1(\r) |
sw $s2,OFFSET_S2(\r) |
sw $s3,OFFSET_S3(\r) |
sw $s4,OFFSET_S4(\r) |
sw $s5,OFFSET_S5(\r) |
sw $s6,OFFSET_S6(\r) |
sw $s7,OFFSET_S7(\r) |
sw $s8,OFFSET_S8(\r) |
sw $gp,OFFSET_GP(\r) |
sw $k1,OFFSET_TLS(\r) |
#ifdef CONFIG_MIPS_FPU |
mfc1 $t0,$20 |
sw $t0, OFFSET_F20(\r) |
mfc1 $t0,$21 |
sw $t0, OFFSET_F21(\r) |
mfc1 $t0,$22 |
sw $t0, OFFSET_F22(\r) |
mfc1 $t0,$23 |
sw $t0, OFFSET_F23(\r) |
mfc1 $t0,$24 |
sw $t0, OFFSET_F24(\r) |
mfc1 $t0,$25 |
sw $t0, OFFSET_F25(\r) |
mfc1 $t0,$26 |
sw $t0, OFFSET_F26(\r) |
mfc1 $t0,$27 |
sw $t0, OFFSET_F27(\r) |
mfc1 $t0,$28 |
sw $t0, OFFSET_F28(\r) |
mfc1 $t0,$29 |
sw $t0, OFFSET_F29(\r) |
mfc1 $t0,$30 |
sw $t0, OFFSET_F30(\r) |
#endif |
sw $ra,OFFSET_PC(\r) |
sw $sp,OFFSET_SP(\r) |
.endm |
.macro CONTEXT_LOAD r |
lw $s0,OFFSET_S0(\r) |
lw $s1,OFFSET_S1(\r) |
lw $s2,OFFSET_S2(\r) |
lw $s3,OFFSET_S3(\r) |
lw $s4,OFFSET_S4(\r) |
lw $s5,OFFSET_S5(\r) |
lw $s6,OFFSET_S6(\r) |
lw $s7,OFFSET_S7(\r) |
lw $s8,OFFSET_S8(\r) |
lw $gp,OFFSET_GP(\r) |
lw $k1,OFFSET_TLS(\r) |
#ifdef CONFIG_MIPS_FPU |
lw $t0, OFFSET_F20(\r) |
mtc1 $t0,$20 |
lw $t0, OFFSET_F21(\r) |
mtc1 $t0,$21 |
lw $t0, OFFSET_F22(\r) |
mtc1 $t0,$22 |
lw $t0, OFFSET_F23(\r) |
mtc1 $t0,$23 |
lw $t0, OFFSET_F24(\r) |
mtc1 $t0,$24 |
lw $t0, OFFSET_F25(\r) |
mtc1 $t0,$25 |
lw $t0, OFFSET_F26(\r) |
mtc1 $t0,$26 |
lw $t0, OFFSET_F27(\r) |
mtc1 $t0,$27 |
lw $t0, OFFSET_F28(\r) |
mtc1 $t0,$28 |
lw $t0, OFFSET_F29(\r) |
mtc1 $t0,$29 |
lw $t0, OFFSET_F30(\r) |
mtc1 $t0,$30 |
#endif |
lw $ra,OFFSET_PC(\r) |
lw $sp,OFFSET_SP(\r) |
.endm |
context_save: |
CONTEXT_STORE $a0 |
# context_save returns 1 |
j $ra |
li $v0, 1 |
context_restore: |
CONTEXT_LOAD $a0 |
# Just for the jump into first function, but one instruction |
# should not bother us |
move $t9, $ra |
# context_restore returns 0 |
j $ra |
xor $v0, $v0 |
/tags/0.2.0.5/uspace/libc/arch/mips32/src/syscall.c |
---|
0,0 → 1,65 |
/* |
* Copyright (c) 2005 Martin Decky |
* All rights reserved. |
* |
* Redistribution and use in source and binary forms, with or without |
* modification, are permitted provided that the following conditions |
* are met: |
* |
* - Redistributions of source code must retain the above copyright |
* notice, this list of conditions and the following disclaimer. |
* - Redistributions in binary form must reproduce the above copyright |
* notice, this list of conditions and the following disclaimer in the |
* documentation and/or other materials provided with the distribution. |
* - The name of the author may not be used to endorse or promote products |
* derived from this software without specific prior written permission. |
* |
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
*/ |
/** @addtogroup libcmips32 |
* @{ |
*/ |
/** @file |
* @ingroup libcmips32eb |
*/ |
#include <libc.h> |
sysarg_t __syscall(const sysarg_t p1, const sysarg_t p2, |
const sysarg_t p3, const sysarg_t p4, |
const syscall_t id) |
{ |
register sysarg_t __mips_reg_a0 asm("$4") = p1; |
register sysarg_t __mips_reg_a1 asm("$5") = p2; |
register sysarg_t __mips_reg_a2 asm("$6") = p3; |
register sysarg_t __mips_reg_a3 asm("$7") = p4; |
register sysarg_t __mips_reg_v0 asm("$2") = id; |
asm volatile ( |
"syscall\n" |
: "=r" (__mips_reg_v0) |
: "r" (__mips_reg_a0), |
"r" (__mips_reg_a1), |
"r" (__mips_reg_a2), |
"r" (__mips_reg_a3), |
"r" (__mips_reg_v0) |
: "%ra" /* We are a function call, although C does not |
* know it */ |
); |
return __mips_reg_v0; |
} |
/** @} |
*/ |
/tags/0.2.0.5/uspace/libc/arch/mips32/_link.ld.in |
---|
0,0 → 1,56 |
STARTUP(../libc/arch/ARCH/src/entry.o) |
ENTRY(__entry) |
PHDRS { |
text PT_LOAD FLAGS(5); |
data PT_LOAD FLAGS(6); |
} |
SECTIONS { |
. = 0x4000; |
.init ALIGN(0x4000) : SUBALIGN(0x4000) { |
*(.init); |
} :text |
.text : { |
*(.text); |
*(.rodata*); |
} :text |
.data : { |
*(.data); |
*(.data.rel*); |
} :data |
.got : { |
_gp = .; |
*(.got); |
} :data |
.tdata : { |
_tdata_start = .; |
*(.tdata); |
_tdata_end = .; |
} :data |
.tbss : { |
_tbss_start = .; |
*(.tbss); |
_tbss_end = .; |
} :data |
.sbss : { |
*(.scommon); |
*(.sbss); |
} |
.bss : { |
*(.bss); |
*(COMMON); |
} :data |
. = ALIGN(0x4000); |
_heap = .; |
/DISCARD/ : { |
*(*); |
} |
} |