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Diffstat (limited to 'cfe/cfe/main/cfe_loader.c')
-rw-r--r-- | cfe/cfe/main/cfe_loader.c | 135 |
1 files changed, 135 insertions, 0 deletions
diff --git a/cfe/cfe/main/cfe_loader.c b/cfe/cfe/main/cfe_loader.c new file mode 100644 index 0000000..bbd3eb4 --- /dev/null +++ b/cfe/cfe/main/cfe_loader.c @@ -0,0 +1,135 @@ +/* ********************************************************************* + * Broadcom Common Firmware Environment (CFE) + * + * Loader API File: cfe_loader.c + * + * This is the main API for the program loader. CFE supports + * multiple "installable" methods for loading programs, allowing + * us to deal with a variety of methods for moving programs + * into memory for execution. + * + * Author: Mitch Lichtenberg (mpl@broadcom.com) + * + ********************************************************************* + * + * Copyright 2000,2001,2002,2003 + * Broadcom Corporation. All rights reserved. + * + * This software is furnished under license and may be used and + * copied only in accordance with the following terms and + * conditions. Subject to these conditions, you may download, + * copy, install, use, modify and distribute modified or unmodified + * copies of this software in source and/or binary form. No title + * or ownership is transferred hereby. + * + * 1) Any source code used, modified or distributed must reproduce + * and retain this copyright notice and list of conditions + * as they appear in the source file. + * + * 2) No right is granted to use any trade name, trademark, or + * logo of Broadcom Corporation. The "Broadcom Corporation" + * name may not be used to endorse or promote products derived + * from this software without the prior written permission of + * Broadcom Corporation. + * + * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR + * IMPLIED WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED + * WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR + * PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT + * SHALL BROADCOM BE LIABLE FOR ANY DAMAGES WHATSOEVER, AND IN + * PARTICULAR, BROADCOM SHALL NOT BE LIABLE FOR 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), EVEN IF ADVISED OF + * THE POSSIBILITY OF SUCH DAMAGE. + ********************************************************************* */ + +#include "lib_types.h" +#include "lib_string.h" +#include "lib_printf.h" + +#include "cfe_error.h" + +#include "cfe.h" +#include "cfe_fileops.h" + +#include "cfe_loader.h" + +#include "bsp_config.h" + + +/* ********************************************************************* + * Externs + ********************************************************************* */ + +extern const cfe_loader_t elfloader; +extern const cfe_loader_t rawloader; +extern const cfe_loader_t srecloader; + +/* ********************************************************************* + * Loader list + ********************************************************************* */ + +const cfe_loader_t * const cfe_loaders[] = { + &elfloader, +#if !CFG_MINIMAL_SIZE + &rawloader, + &srecloader, +#endif + NULL}; + +/* ********************************************************************* + * cfe_findloader(name) + * + * Find a loader by name + * + * Input parameters: + * name - name of loader to find + * + * Return value: + * pointer to loader structure or NULL + ********************************************************************* */ + +const cfe_loader_t *cfe_findloader(char *name) +{ + const cfe_loader_t * const *ldr; + + ldr = cfe_loaders; + + while (*ldr) { + if (strcmp(name,(*ldr)->name) == 0) return (*ldr); + ldr++; + } + + return NULL; +} + + +/* ********************************************************************* + * cfe_load_progam(name,args) + * + * Look up a loader and call it. + * + * Input parameters: + * name - name of loader to run + * args - arguments to pass + * + * Return value: + * return value + ********************************************************************* */ + +int cfe_load_program(char *name,cfe_loadargs_t *la) +{ + const cfe_loader_t *ldr; + int res; + + ldr = cfe_findloader(name); + if (!ldr) return CFE_ERR_LDRNOTAVAIL; + + res = LDRLOAD(ldr,la); + + return res; +} |