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author | Joel Sherrill <joel.sherrill@OARcorp.com> | 1998-05-30 10:41:21 +0000 |
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committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 1998-05-30 10:41:21 +0000 |
commit | 825a2bb5734113ddb720c0f3525a9759e4f7ca9f (patch) | |
tree | 66b6490d68097b27047f30103661877d89a2b577 /c/src/lib/libbsp/powerpc/dmv177/startup | |
parent | Rewrote in C to avoid Makefile problems. (diff) | |
download | rtems-825a2bb5734113ddb720c0f3525a9759e4f7ca9f.tar.bz2 |
Use shared initialization.
Diffstat (limited to 'c/src/lib/libbsp/powerpc/dmv177/startup')
-rw-r--r-- | c/src/lib/libbsp/powerpc/dmv177/startup/rtems-ctor.cc | 151 |
1 files changed, 0 insertions, 151 deletions
diff --git a/c/src/lib/libbsp/powerpc/dmv177/startup/rtems-ctor.cc b/c/src/lib/libbsp/powerpc/dmv177/startup/rtems-ctor.cc deleted file mode 100644 index 0c7efef592..0000000000 --- a/c/src/lib/libbsp/powerpc/dmv177/startup/rtems-ctor.cc +++ /dev/null @@ -1,151 +0,0 @@ -/* - * rtems-ctor.cc - * - * Description: - * This file exists solely to (try to) ensure RTEMS is initialized - * before any global constructors are run. - * - * The problem: - * Global constructors might reasonably expect that new() will - * work, but since new() uses malloc() which uses RTEMS regions, - * it can not be called until after initialize_executive(). - * - * Global constructors are called in GNU systems one of 2 ways: - * - * an "invisible" call to __main() inserted by compiler - * This __main() calls __do_global_ctors() which - * walks thru the table and calls all global - * constructors. - * - * or - - * A special section is put into the linked binary. The - * system startup code knows to run the constructors in - * this special section before calling main(). - * - * By making RTEMS initialization a constructor, we avoid having - * too much about all this. All we have to guarantee is that - * this constructor is the first one run. - * - * - * So for the first case above, this is what happens - * - * host crt0 - * main() - * __main() - * __do_global_ctors() - * bsp_start() - * init_executive_early() - * <<any other constructors>> - * - * rtems_init_executive_late() - * bsp_cleanup() - * - * TODO: - * - * COPYRIGHT (c) 1989-1998. - * On-Line Applications Research Corporation (OAR). - * Copyright assigned to U.S. Government, 1994. - * - * The license and distribution terms for this file may in - * the file LICENSE in this distribution or at - * http://www.OARcorp.com/rtems/license.html. - * - * $Id$ - */ - -#include <bsp.h> - -/* - * RTEMS program name - * Probably not used by anyone, but it is nice to have it. - * Actually the UNIX version of CPU_INVOKE_DEBUGGER will probably - * need to use it - */ - -char *rtems_progname; -char **rtems_environp; - -#ifdef USE_CONSTRUCTORS_FOR_INIT_EXEC - -class RTEMS { - public: - RTEMS(); - ~RTEMS(); -}; - -RTEMS rtems_constructor; - - -/* PAGE - * - * RTEMS::RTEMS - * - * RTEMS constructor routine - * - * Input parameters: NONE - * - * Output parameters: NONE - * - * Return values: NONE - */ - -RTEMS::RTEMS() -{ - bsp_start(); -} - -/* PAGE - * - * RTEMS::~RTEMS - * - * RTEMS distructor routine - * - * Input parameters: NONE - * - * Output parameters: NONE - * - * Return values: NONE - */ - -RTEMS::~RTEMS() -{ - bsp_cleanup(); -} -#endif - -extern "C" { - int - main(int argc, - char **argv, - char **environp) - { - -#ifndef USE_CONSTRUCTORS_FOR_INIT_EXEC - bsp_start(); -#endif - - if ((argc > 0) && argv && argv[0]) - rtems_progname = argv[0]; - else - rtems_progname = "RTEMS"; - - rtems_environp = environp; - - /* - * Start multitasking - */ - - rtems_initialize_executive_late( bsp_isr_level ); - -#ifndef USE_CONSTRUCTORS_FOR_INIT_EXEC - bsp_cleanup(); -#endif - - /* - * Returns when multitasking is stopped - * This allows our destructors to get run normally - */ - - return 0; - } -} |