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Diffstat (limited to 'sim/ppc/os_emul.c')
| -rw-r--r-- | sim/ppc/os_emul.c | 146 |
1 files changed, 0 insertions, 146 deletions
diff --git a/sim/ppc/os_emul.c b/sim/ppc/os_emul.c deleted file mode 100644 index dc60c8f..0000000 --- a/sim/ppc/os_emul.c +++ /dev/null @@ -1,146 +0,0 @@ -/* This file is part of the program psim. - - Copyright (C) 1994-1996, Andrew Cagney <cagney@highland.com.au> - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. - - */ - - -#ifndef _OS_EMUL_C_ -#define _OS_EMUL_C_ - -#include "cpu.h" -#include "idecode.h" -#include "os_emul.h" - -#include "emul_generic.h" -#include "emul_netbsd.h" -#include "emul_unix.h" -#include "emul_chirp.h" -#include "emul_bugapi.h" - -static const os_emul *(os_emulations[]) = { - &emul_chirp, - &emul_bugapi, - &emul_netbsd, - &emul_solaris, - &emul_linux, - 0 -}; - - -INLINE_OS_EMUL\ -(os_emul *) -os_emul_create(const char *file_name, - device *root) -{ - const char *emulation_name = NULL; - bfd *image; - os_emul *chosen_emulation = NULL; - - bfd_init(); /* would never hurt */ - - /* open the file */ - image = bfd_openr(file_name, NULL); - if (image == NULL) { - bfd_perror(file_name); - error("nothing loaded\n"); - } - - /* check it is an executable */ - if (!bfd_check_format(image, bfd_object)) { - TRACE(trace_tbd, - ("FIXME - should check more than just bfd_check_format\n")); - TRACE(trace_os_emul, - ("%s not an executable, assumeing a device file\n", file_name)); - bfd_close(image); - image = NULL; - } - - /* if a device file, load that before trying the emulations on */ - if (image == NULL) { - psim_merge_device_file(root, file_name); - } - - /* see if the device tree already specifies the required emulation */ - if (tree_find_property(root, "/openprom/options/os-emul") != NULL) - emulation_name = - tree_find_string_property(root, "/openprom/options/os-emul"); - else - emulation_name = NULL; - - /* go through each emulation to see if they reconize it. FIXME - - should have some sort of imported table from a separate file */ - { - os_emul_data *emul_data; - const os_emul **possible_emulation; - chosen_emulation = NULL; - for (possible_emulation = os_emulations, emul_data = NULL; - *possible_emulation != NULL && emul_data == NULL; - possible_emulation++) { - emul_data = (*possible_emulation)->create(root, - image, - emulation_name); - if (emul_data != NULL) { - chosen_emulation = ZALLOC(os_emul); - *chosen_emulation = **possible_emulation; - chosen_emulation->data = emul_data; - } - } - } - - /* clean up */ - if (image != NULL) - bfd_close(image); - return chosen_emulation; -} - -INLINE_OS_EMUL\ -(void) -os_emul_init(os_emul *emulation, - int nr_cpus) -{ - if (emulation != (os_emul*)0) - emulation->init(emulation->data, nr_cpus); -} - -INLINE_OS_EMUL\ -(void) -os_emul_system_call(cpu *processor, - unsigned_word cia) -{ - os_emul *emulation = cpu_os_emulation(processor); - if (emulation != (os_emul*)0 && emulation->system_call != 0) - emulation->system_call(processor, cia, emulation->data); - else - error("System call emulation not available\n"); -} - -INLINE_OS_EMUL\ -(int) -os_emul_instruction_call(cpu *processor, - unsigned_word cia, - unsigned_word ra) -{ - os_emul *emulation = cpu_os_emulation(processor); - if (emulation != (os_emul*)0 && emulation->instruction_call != 0) - return emulation->instruction_call(processor, cia, ra, emulation->data); - else - return 0; -} - - -#endif /* _OS_EMUL_C_ */ |