Index: uspace/lib/libc/arch/arm32/src/eabi.S =================================================================== --- uspace/lib/libc/arch/arm32/src/eabi.S (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) +++ uspace/lib/libc/arch/arm32/src/eabi.S (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) @@ -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 Index: uspace/lib/libc/arch/arm32/src/entry.s =================================================================== --- uspace/lib/libc/arch/arm32/src/entry.s (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) +++ uspace/lib/libc/arch/arm32/src/entry.s (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) @@ -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 + Index: uspace/lib/libc/arch/arm32/src/psthread.S =================================================================== --- uspace/lib/libc/arch/arm32/src/psthread.S (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) +++ uspace/lib/libc/arch/arm32/src/psthread.S (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) @@ -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 + Index: uspace/lib/libc/arch/arm32/src/syscall.c =================================================================== --- uspace/lib/libc/arch/arm32/src/syscall.c (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) +++ uspace/lib/libc/arch/arm32/src/syscall.c (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) @@ -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 + + +/** Syscall routine. + * + * Stores p1-p4, id to r0-r4 registers and calls swi + * 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; +} + +/** @} + */ Index: uspace/lib/libc/arch/arm32/src/thread.c =================================================================== --- uspace/lib/libc/arch/arm32/src/thread.c (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) +++ uspace/lib/libc/arch/arm32/src/thread.c (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) @@ -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 +#include + +/** 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); +} + +/** @} + */ Index: uspace/lib/libc/arch/arm32/src/thread_entry.s =================================================================== --- uspace/lib/libc/arch/arm32/src/thread_entry.s (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) +++ uspace/lib/libc/arch/arm32/src/thread_entry.s (revision 00acd66d3981789b3f8b04cdd854d29343dd9aa0) @@ -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