| /uspace/trunk/libc/arch/ppc64/src/entry.s |
|---|
| 0,0 → 1,48 |
| # |
| # Copyright (C) 2006 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. |
| # |
| .section .init, "ax" |
| .org 0 |
| .globl __entry |
| .globl __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 |
| /uspace/trunk/libc/arch/ppc64/src/thread.c |
|---|
| 0,0 → 1,51 |
| /* |
| * 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. |
| */ |
| #include <thread.h> |
| #include <malloc.h> |
| /** Allocate TLS & TCB for initial module threads |
| * |
| * @param data Start of data section |
| * @return pointer to tcb_t structure |
| * |
| */ |
| tcb_t * __alloc_tls(void **data, size_t size) |
| { |
| tcb_t *tcb; |
| *data = malloc(sizeof(tcb_t) + size); |
| tcb = (tcb_t *) (*data + size); |
| return tcb; |
| } |
| void __free_tls_arch(tcb_t *tcb, size_t size) |
| { |
| void *start = ((void *) tcb) - size; |
| free(start); |
| } |
| /uspace/trunk/libc/arch/ppc64/src/thread_entry.s |
|---|
| 0,0 → 1,39 |
| # |
| # Copyright (C) 2006 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 |
| .globl __thread_entry |
| ## User-space thread entry point for all but the first threads. |
| # |
| # |
| __thread_entry: |
| b __thread_main |
| .end __thread_entry |
| /uspace/trunk/libc/arch/ppc64/src/psthread.S |
|---|
| 0,0 → 1,110 |
| # |
| # Copyright (C) 2006 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 |
| .global context_save |
| .global context_restore |
| #include <libarch/regname.h> |
| #include <libarch/context_offset.h> |
| .macro CONTEXT_STORE r |
| stw sp, OFFSET_SP(\r) |
| stw r2, OFFSET_R2(\r) |
| stw r13, OFFSET_R13(\r) |
| stw r14, OFFSET_R14(\r) |
| stw r15, OFFSET_R15(\r) |
| stw r16, OFFSET_R16(\r) |
| stw r17, OFFSET_R17(\r) |
| stw r18, OFFSET_R18(\r) |
| stw r19, OFFSET_R19(\r) |
| stw r20, OFFSET_R20(\r) |
| stw r21, OFFSET_R21(\r) |
| stw r22, OFFSET_R22(\r) |
| stw r23, OFFSET_R23(\r) |
| stw r24, OFFSET_R24(\r) |
| stw r25, OFFSET_R25(\r) |
| stw r26, OFFSET_R26(\r) |
| stw r27, OFFSET_R27(\r) |
| stw r28, OFFSET_R28(\r) |
| stw r29, OFFSET_R29(\r) |
| stw r30, OFFSET_R30(\r) |
| stw r31, OFFSET_R31(\r) |
| .endm |
| .macro CONTEXT_LOAD r |
| lwz sp, OFFSET_SP(\r) |
| lwz r2, OFFSET_R2(\r) |
| lwz r13, OFFSET_R13(\r) |
| lwz r14, OFFSET_R14(\r) |
| lwz r15, OFFSET_R15(\r) |
| lwz r16, OFFSET_R16(\r) |
| lwz r17, OFFSET_R17(\r) |
| lwz r18, OFFSET_R18(\r) |
| lwz r19, OFFSET_R19(\r) |
| lwz r20, OFFSET_R20(\r) |
| lwz r21, OFFSET_R21(\r) |
| lwz r22, OFFSET_R22(\r) |
| lwz r23, OFFSET_R23(\r) |
| lwz r24, OFFSET_R24(\r) |
| lwz r25, OFFSET_R25(\r) |
| lwz r26, OFFSET_R26(\r) |
| lwz r27, OFFSET_R27(\r) |
| lwz r28, OFFSET_R28(\r) |
| lwz r29, OFFSET_R29(\r) |
| lwz r30, OFFSET_R30(\r) |
| lwz r31, OFFSET_R31(\r) |
| .endm |
| context_save: |
| CONTEXT_STORE r3 |
| mflr r4 |
| stw r4, OFFSET_PC(r3) |
| mfcr r4 |
| stw r4, OFFSET_CR(r3) |
| # context_save returns 1 |
| li r3, 1 |
| blr |
| context_restore: |
| CONTEXT_LOAD r3 |
| lwz r4, OFFSET_CR(r3) |
| mtcr r4 |
| lwz r4, OFFSET_PC(r3) |
| mtlr r4 |
| # context_restore returns 0 |
| li r3, 0 |
| blr |
| /uspace/trunk/libc/arch/ppc64/src/syscall.c |
|---|
| 0,0 → 1,50 |
| /* |
| * Copyright (C) 2006 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. |
| */ |
| #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 __ppc32_reg_r3 asm("3") = p1; |
| register sysarg_t __ppc32_reg_r4 asm("4") = p2; |
| register sysarg_t __ppc32_reg_r5 asm("5") = p3; |
| register sysarg_t __ppc32_reg_r6 asm("6") = p4; |
| register sysarg_t __ppc32_reg_r7 asm("7") = id; |
| asm volatile ( |
| "sc\n" |
| : "=r" (__ppc32_reg_r3) |
| : "r" (__ppc32_reg_r3), |
| "r" (__ppc32_reg_r4), |
| "r" (__ppc32_reg_r5), |
| "r" (__ppc32_reg_r6), |
| "r" (__ppc32_reg_r7) |
| ); |
| return __ppc32_reg_r3; |
| } |