| /trunk/uspace/lib/libc/arch/arm32/_link.ld.in |
|---|
| 0,0 → 1,52 |
| STARTUP(../../lib/libc/arch/ARCH/src/entry.o) |
| ENTRY(__entry) |
| PHDRS { |
| text PT_LOAD FLAGS(5); |
| data PT_LOAD FLAGS(6); |
| } |
| SECTIONS { |
| . = 0x1000; |
| .init ALIGN(0x1000): SUBALIGN(0x1000) { |
| *(.init); |
| } : text |
| .text : { |
| *(.text); |
| *(.rodata*); |
| } :text |
| .data ALIGN(0x1000) : SUBALIGN(0x1000) { |
| *(.opd); |
| *(.data .data.*); |
| *(.sdata); |
| } :data |
| .tdata : { |
| _tdata_start = .; |
| *(.tdata); |
| _tdata_end = .; |
| } :data |
| .tbss : { |
| _tbss_start = .; |
| *(.tbss); |
| _tbss_end = .; |
| } :data |
| .bss : { |
| *(.sbss); |
| *(.scommon); |
| *(COMMON); |
| *(.bss); |
| } :data |
| . = ALIGN(0x1000); |
| _heap = .; |
| /DISCARD/ : { |
| *(*); |
| } |
| } |
| /trunk/uspace/lib/libc/arch/arm32/Makefile.inc |
|---|
| 0,0 → 1,44 |
| # |
| # Copyright (c) 2007 Michal Kebrt, Pavel Jancik |
| # 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 = arm-linux-gnu |
| TOOLCHAIN_DIR = /usr/local/arm/bin |
| CFLAGS += -ffixed-r9 -mtp=soft |
| LFLAGS += -N ../../lib/softint/libsoftint.a |
| AFLAGS += |
| ARCH_SOURCES += arch/$(ARCH)/src/syscall.c \ |
| arch/$(ARCH)/src/psthread.S \ |
| arch/$(ARCH)/src/thread.c \ |
| arch/$(ARCH)/src/eabi.S |
| BFD_NAME = elf32-little |
| BFD_ARCH = arm |
| /trunk/uspace/lib/libc/arch/arm32/include/atomic.h |
|---|
| 0,0 → 1,136 |
| /* |
| * Copyright (c) 2007 Michal Kebrt |
| * 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 libcarm32 |
| * @{ |
| */ |
| /** @file |
| * @brief Atomic operations. |
| */ |
| #ifndef LIBC_arm32_ATOMIC_H_ |
| #define LIBC_arm32_ATOMIC_H_ |
| /** Atomic addition. |
| * |
| * @param val Where to add. |
| * @param i Value to be added. |
| * |
| * @return Value after addition. |
| */ |
| static inline long atomic_add(atomic_t *val, int i) |
| { |
| int ret; |
| volatile long * mem = &(val->count); |
| asm volatile ( |
| "1:\n" |
| "ldr r2, [%1]\n" |
| "add r3, r2, %2\n" |
| "str r3, %0\n" |
| "swp r3, r3, [%1]\n" |
| "cmp r3, r2\n" |
| "bne 1b\n" |
| : "=m" (ret) |
| : "r" (mem), "r" (i) |
| : "r3", "r2" |
| ); |
| return ret; |
| } |
| /** Atomic increment. |
| * |
| * @param val Variable to be incremented. |
| */ |
| static inline void atomic_inc(atomic_t *val) |
| { |
| atomic_add(val, 1); |
| } |
| /** Atomic decrement. |
| * |
| * @param val Variable to be decremented. |
| */ |
| static inline void atomic_dec(atomic_t *val) |
| { |
| atomic_add(val, -1); |
| } |
| /** Atomic pre-increment. |
| * |
| * @param val Variable to be incremented. |
| * @return Value after incrementation. |
| */ |
| static inline long atomic_preinc(atomic_t *val) |
| { |
| return atomic_add(val, 1); |
| } |
| /** Atomic pre-decrement. |
| * |
| * @param val Variable to be decremented. |
| * @return Value after decrementation. |
| */ |
| static inline long atomic_predec(atomic_t *val) |
| { |
| return atomic_add(val, -1); |
| } |
| /** Atomic post-increment. |
| * |
| * @param val Variable to be incremented. |
| * @return Value before incrementation. |
| */ |
| static inline long atomic_postinc(atomic_t *val) |
| { |
| return atomic_add(val, 1) - 1; |
| } |
| /** Atomic post-decrement. |
| * |
| * @param val Variable to be decremented. |
| * @return Value before decrementation. |
| */ |
| static inline long atomic_postdec(atomic_t *val) |
| { |
| return atomic_add(val, -1) + 1; |
| } |
| #endif |
| /** @} |
| */ |
| /trunk/uspace/lib/libc/arch/arm32/include/thread.h |
|---|
| 0,0 → 1,99 |
| /* |
| * Copyright (c) 2007 Pavel Jancik, Michal Kebrt |
| * 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 libcarm32 |
| * @{ |
| */ |
| /** @file |
| * @brief Uspace threads and TLS. |
| */ |
| #ifndef LIBC_arm32_THREAD_H_ |
| #define LIBC_arm32_THREAD_H_ |
| #include <unistd.h> |
| /** Stack initial size. */ |
| #define THREAD_INITIAL_STACK_PAGES_NO 1 |
| /** Offsets for accessing __thread variables are shifted 8 bytes higher. */ |
| #define ARM_TP_OFFSET (-8) |
| /** TCB (Thread Control Block) struct. |
| * |
| * TLS starts just after this struct. |
| */ |
| typedef struct { |
| /** psthread data. */ |
| void *pst_data; |
| } tcb_t; |
| /** Sets TLS address to the r9 register. |
| * |
| * @param tcb TCB (TLS starts behind) |
| */ |
| static inline void __tcb_set(tcb_t *tcb) |
| { |
| void *tls = (void *) tcb; |
| tls += sizeof(tcb_t) + ARM_TP_OFFSET; |
| asm volatile ( |
| "mov r9, %0" |
| : |
| : "r"(tls) |
| ); |
| } |
| /** Returns TCB address. |
| * |
| * @return TCB address (starts before TLS which address is stored in r9 register). |
| */ |
| static inline tcb_t *__tcb_get(void) |
| { |
| void *ret; |
| asm volatile ( |
| "mov %0, r9" |
| : "=r"(ret) |
| ); |
| return (tcb_t *) (ret - ARM_TP_OFFSET - sizeof(tcb_t)); |
| } |
| /** Returns TLS address stored. |
| * |
| * Implemented in assembly. |
| * |
| * @return TLS address stored in r9 register |
| */ |
| extern uintptr_t __aeabi_read_tp(void); |
| #endif |
| /** @} |
| */ |
| /trunk/uspace/lib/libc/arch/arm32/include/psthread.h |
|---|
| 0,0 → 1,90 |
| /* |
| * Copyright (c) 2007 Michal Kebrt |
| * 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 libcarm32 |
| * @{ |
| */ |
| /** @file |
| * @brief psthread related declarations. |
| */ |
| #ifndef LIBC_arm32_PSTHREAD_H_ |
| #define LIBC_arm32_PSTHREAD_H_ |
| #include <types.h> |
| #include <align.h> |
| #include "thread.h" |
| /** Size of a stack item */ |
| #define STACK_ITEM_SIZE 4 |
| /** Stack alignment - see <a href="http://www.arm.com/support/faqdev/14269.html">ABI</a> for details */ |
| #define STACK_ALIGNMENT 8 |
| #define SP_DELTA (0 + ALIGN_UP(STACK_ITEM_SIZE, STACK_ALIGNMENT)) |
| /** Sets data to the context. |
| * |
| * @param c Context (#context_t). |
| * @param _pc Program counter. |
| * @param stack Stack address. |
| * @param size Stack size. |
| * @param ptls Pointer to the TCB. |
| */ |
| #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)) + sizeof(tcb_t) + ARM_TP_OFFSET; |
| /** Thread context. |
| * |
| * Only registers preserved accross function calls are included. r9 is used |
| * to store a TLS address. -ffixed-r9 gcc forces gcc not to use this |
| * register. -mtp=soft forces gcc to use #__aeabi_read_tp to obtain |
| * TLS address. |
| */ |
| typedef struct { |
| uint32_t sp; |
| uint32_t pc; |
| uint32_t r4; |
| uint32_t r5; |
| uint32_t r6; |
| uint32_t r7; |
| uint32_t r8; |
| uint32_t tls; |
| uint32_t r10; |
| uint32_t r11; |
| } context_t; |
| #endif |
| /** @} |
| */ |
| /trunk/uspace/lib/libc/arch/arm32/include/syscall.h |
|---|
| 0,0 → 1,44 |
| /* |
| * Copyright (c) 2007 Michal Kebrt |
| * 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 libcarm32 |
| * @{ |
| */ |
| /** @file |
| * @brief Empty. |
| */ |
| #ifndef LIBC_arm32_SYSCALL_H_ |
| #define LIBC_arm32_SYSCALL_H_ |
| #include <syscall.h> |
| #endif |
| /** @} |
| */ |
| /trunk/uspace/lib/libc/arch/arm32/include/endian.h |
|---|
| 0,0 → 1,48 |
| /* |
| * 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 libcarm32 |
| * @{ |
| */ |
| /** @file |
| * @brief Endianness definition. |
| */ |
| #ifndef LIBC_arm32_ENDIAN_H_ |
| #define LIBC_arm32_ENDIAN_H_ |
| #ifndef LIBC_ENDIAN_H_ |
| # error "Never use <libarch/endian.h> directly - use <endian.h> instead." |
| #endif |
| #define __BYTE_ORDER __LITTLE_ENDIAN |
| #endif |
| /** @} |
| */ |
| /trunk/uspace/lib/libc/arch/arm32/include/stackarg.h |
|---|
| 0,0 → 1,43 |
| /* |
| * Copyright (c) 2007 Michal Kebrt |
| * 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 libcarm32 |
| * @{ |
| */ |
| /** @file |
| * @brief Empty. |
| */ |
| #ifndef LIBC_arm32_STACKARG_H_ |
| #define LIBC_arm32_STACKARG_H_ |
| #endif |
| /** @} |
| */ |
| /trunk/uspace/lib/libc/arch/arm32/include/faddr.h |
|---|
| 0,0 → 1,50 |
| /* |
| * Copyright (c) 2007 Michal Kebrt |
| * 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 libcarm32 |
| * @{ |
| */ |
| /** @file |
| * @brief Function address conversion. |
| */ |
| #ifndef LIBC_arm32_FADDR_H_ |
| #define LIBC_arm32_FADDR_H_ |
| #include <libarch/types.h> |
| /** Calculate absolute address of function referenced by fptr pointer. |
| * |
| * @param f Function pointer. |
| */ |
| #define FADDR(f) (f) |
| #endif |
| /** @} |
| */ |
| /trunk/uspace/lib/libc/arch/arm32/include/limits.h |
|---|
| 0,0 → 1,47 |
| /* |
| * Copyright (c) 2007 Michal Kebrt |
| * 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 libcarm32 |
| * @{ |
| */ |
| /** @file |
| * @brief Limits declarations. |
| */ |
| #ifndef LIBC_arm32__LIMITS_H_ |
| #define LIBC_arm32__LIMITS_H_ |
| #define LONG_MIN MIN_INT32 |
| #define LONG_MAX MAX_INT32 |
| #define ULONG_MIN MIN_UINT32 |
| #define ULONG_MAX MAX_UINT32 |
| #endif |
| /** @} |
| */ |
| /trunk/uspace/lib/libc/arch/arm32/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 libcarm32 |
| * @{ |
| */ |
| /** @file |
| * @brief Definitions of basic types like #uintptr_t. |
| */ |
| #ifndef LIBC_arm32_TYPES_H_ |
| #define LIBC_arm32_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 |
| /** @} |
| */ |
| /trunk/uspace/lib/libc/arch/arm32/include/config.h |
|---|
| 0,0 → 1,46 |
| /* |
| * 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 libcarm32 |
| * @{ |
| */ |
| /** @file |
| * @brief Configuration constants. |
| */ |
| #ifndef LIBC_arm32_CONFIG_H_ |
| #define LIBC_arm32_CONFIG_H_ |
| #define PAGE_WIDTH 12 |
| #define PAGE_SIZE (1 << PAGE_WIDTH) |
| #define PAGE_COLOR_BITS 0 /* dummy */ |
| #endif |
| /** @} |
| */ |
| /trunk/uspace/lib/libc/arch/arm32/src/eabi.S |
|---|
| 0,0 → 1,35 |
| # |
| # Copyright (c) 2007 Pavel Jancik |
| # 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 |
| .global __aeabi_read_tp |
| __aeabi_read_tp: |
| mov r0, r9 |
| mov pc, lr |
| /trunk/uspace/lib/libc/arch/arm32/src/entry.s |
|---|
| 0,0 → 1,49 |
| # |
| # Copyright (c) 2007 Michal Kebrt, Pavel Jancik |
| # 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. |
| # |
| .section .init, "ax" |
| .org 0 |
| .global __entry |
| .global __entry_driver |
| ## User-space task entry point |
| # |
| # |
| __entry: |
| bl __main |
| bl __io_init |
| bl main |
| bl __exit |
| __entry_driver: |
| bl __main |
| bl main |
| bl __exit |
| /trunk/uspace/lib/libc/arch/arm32/src/thread.c |
|---|
| 0,0 → 1,67 |
| /* |
| * Copyright (c) 2007 Pavel Jancik |
| * 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 libcarm32 arm32 |
| * @brief arm32 architecture dependent parts of libc |
| * @ingroup lc |
| * @{ |
| */ |
| /** @file |
| * @brief Uspace threads and TLS. |
| */ |
| #include <thread.h> |
| #include <malloc.h> |
| /** Allocates TLS & TCB. |
| * |
| * @param data Start of data section (output parameter). |
| * @param size Size of (tbss + tdata) sections. |
| * @return Pointer to the allocated #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; |
| } |
| /** Deallocates TLS & TCB. |
| * |
| * @param tcb TCB structure to be deallocated (along with corresponding TLS). |
| * @param size Not used. |
| */ |
| void __free_tls_arch(tcb_t *tcb, size_t size) |
| { |
| free(tcb); |
| } |
| /** @} |
| */ |
| /trunk/uspace/lib/libc/arch/arm32/src/thread_entry.s |
|---|
| 0,0 → 1,37 |
| # |
| # 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 |
| .global __thread_entry |
| ## User-space thread entry point for all but the first threads. |
| # |
| # |
| __thread_entry: |
| b __thread_main |
| /trunk/uspace/lib/libc/arch/arm32/src/psthread.S |
|---|
| 0,0 → 1,49 |
| # |
| # Copyright (c) 2007 Michal Kebrt |
| # 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 |
| .global context_save |
| .global context_restore |
| context_save: |
| stmia r0!, {sp, lr} |
| stmia r0!, {r4-r11} |
| # return 1 |
| mov r0, #1 |
| mov pc, lr |
| context_restore: |
| ldmia r0!, {sp, lr} |
| ldmia r0!, {r4-r11} |
| #return 0 |
| mov r0, #0 |
| mov pc, lr |
| /trunk/uspace/lib/libc/arch/arm32/src/syscall.c |
|---|
| 0,0 → 1,74 |
| /* |
| * Copyright (c) 2007 Pavel Jancik |
| * 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 libcarm32 |
| * @{ |
| */ |
| /** @file |
| * @brief Syscall routine. |
| */ |
| #include <libc.h> |
| /** Syscall routine. |
| * |
| * Stores p1-p4, id to r0-r4 registers and calls <code>swi</code> |
| * instruction. Returned value is read from r0 register. |
| * |
| * @param p1 Parameter 1. |
| * @param p2 Parameter 2. |
| * @param p3 Parameter 3. |
| * @param p4 Parameter 4. |
| * @param id Number of syscall. |
| * |
| * @return Syscall return value. |
| */ |
| 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 __arm_reg_r0 asm("r0") = p1; |
| register sysarg_t __arm_reg_r1 asm("r1") = p2; |
| register sysarg_t __arm_reg_r2 asm("r2") = p3; |
| register sysarg_t __arm_reg_r3 asm("r3") = p4; |
| register sysarg_t __arm_reg_r4 asm("r4") = id; |
| asm volatile ( "swi" |
| : "=r" (__arm_reg_r0) |
| : "r" (__arm_reg_r0), |
| "r" (__arm_reg_r1), |
| "r" (__arm_reg_r2), |
| "r" (__arm_reg_r3), |
| "r" (__arm_reg_r4) |
| ); |
| return __arm_reg_r0; |
| } |
| /** @} |
| */ |