| 0,0 → 1,72 |
|---|
| /* |
| * Copyright (c) 2008 Jiri Svoboda |
| * 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 rtld rtld |
| * @brief |
| * @{ |
| */ |
| /** |
| * @file |
| */ |
| |
| #include <sys/types.h> |
| #include <align.h> |
| #include <tls.h> |
| |
| static void kputint(unsigned i) |
| { |
| asm volatile ( |
| "mr %%r3, %0\n" |
| "li %%r9, 30\n" |
| "sc\n" |
| : |
| : "r" (i) |
| : "%r3","%r9" |
| ) ; |
| } |
| |
| typedef struct { |
| unsigned long int ti_module; |
| unsigned long int ti_offset; |
| } tls_index; |
| |
| void *__tls_get_addr(tls_index *ti); |
| |
| /* ppc32 uses TLS variant 1 */ |
| void *__tls_get_addr(tls_index *ti) |
| { |
| uint8_t *tls; |
| |
| /* The TLS section is just after TCB */ |
| tls = (uint8_t *)__tcb_get() + sizeof(tcb_t); |
| |
| return tls + ti->ti_offset; |
| } |
| |
| /** @} |
| */ |