Index: uspace/libc/arch/mips32/include/atomic.h =================================================================== --- uspace/libc/arch/mips32/include/atomic.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) +++ uspace/libc/arch/mips32/include/atomic.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) @@ -0,0 +1,78 @@ +/* + * 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 __mips32_ATOMIC_H__ +#define __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 + + /** @} + */ + Index: uspace/libc/arch/mips32/include/config.h =================================================================== --- uspace/libc/arch/mips32/include/config.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) +++ uspace/libc/arch/mips32/include/config.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) @@ -0,0 +1,44 @@ +/* + * 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< directly - use instead." +#endif + +#define __BYTE_ORDER __LITTLE_ENDIAN + +#endif + + + /** @} + */ + Index: uspace/libc/arch/mips32/include/faddr.h =================================================================== --- uspace/libc/arch/mips32/include/faddr.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) +++ uspace/libc/arch/mips32/include/faddr.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) @@ -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 + +#define FADDR(fptr) ((uintptr_t) (fptr)) + +#endif + +/** @} + */ Index: uspace/libc/arch/mips32/include/limits.h =================================================================== --- uspace/libc/arch/mips32/include/limits.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) +++ uspace/libc/arch/mips32/include/limits.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) @@ -0,0 +1,50 @@ +/* + * 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 __mips32__LIMITS_H__ +#define __mips32__LIMITS_H__ + +# define LONG_MIN MIN_INT32 +# define LONG_MAX MAX_INT32 +# define ULONG_MIN MIN_UINT32 +# define ULONG_MAX MAX_UINT32 + +#endif + + + + /** @} + */ + Index: uspace/libc/arch/mips32/include/psthread.h =================================================================== --- uspace/libc/arch/mips32/include/psthread.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) +++ uspace/libc/arch/mips32/include/psthread.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) @@ -0,0 +1,91 @@ +/* + * 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__mips32PSTHREAD_H__ +#define __LIBC__mips32PSTHREAD_H__ + +#include + +/* 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 + + /** @} + */ + Index: uspace/libc/arch/mips32/include/stackarg.h =================================================================== --- uspace/libc/arch/mips32/include/stackarg.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) +++ uspace/libc/arch/mips32/include/stackarg.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) @@ -0,0 +1,63 @@ +/* + * 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 + +/** + * 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 + + /** @} + */ + Index: uspace/libc/arch/mips32/include/thread.h =================================================================== --- uspace/libc/arch/mips32/include/thread.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) +++ uspace/libc/arch/mips32/include/thread.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) @@ -0,0 +1,80 @@ +/* + * 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 + + /** @} + */ + Index: uspace/libc/arch/mips32/include/types.h =================================================================== --- uspace/libc/arch/mips32/include/types.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) +++ uspace/libc/arch/mips32/include/types.h (revision 0166e99928c90c6d2e990c69a7aaf84a6f93c6c0) @@ -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 + +/** @} + */