Mercurial > ecos
diff packages/hal/arm/e7t/current/src/redboot_module.c @ 157:b65ec671dd4c
Merge from eCos master repository on 2001-04-06-18:28:36-BST
| author | jlarmour |
|---|---|
| date | Fri, 06 Apr 2001 19:06:06 +0000 |
| parents | |
| children | e0c0827131d1 |
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new file mode 100644 --- /dev/null +++ b/packages/hal/arm/e7t/current/src/redboot_module.c @@ -0,0 +1,124 @@ +//========================================================================== +// +// redboot_module.c +// +// ARM E7T board RedBoot module wrapper +// +//========================================================================== +//####COPYRIGHTBEGIN#### +// +// ------------------------------------------- +// The contents of this file are subject to the Red Hat eCos Public License +// Version 1.1 (the "License"); you may not use this file except in +// compliance with the License. You may obtain a copy of the License at +// http://www.redhat.com/ +// +// Software distributed under the License is distributed on an "AS IS" +// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the +// License for the specific language governing rights and limitations under +// the License. +// +// The Original Code is eCos - Embedded Configurable Operating System, +// released September 30, 1998. +// +// The Initial Developer of the Original Code is Red Hat. +// Portions created by Red Hat are +// Copyright (C) 1998, 1999, 2000, 2001 Red Hat, Inc. +// All Rights Reserved. +// ------------------------------------------- +// +//####COPYRIGHTEND#### +//========================================================================== +//#####DESCRIPTIONBEGIN#### +// +// Author(s): gthomas +// Contributors: gthomas, jskov +// Date: 2001-03-19 +// Description: AEB-2 FLASH module for RedBoot +//####DESCRIPTIONEND#### + +// +// This is the module 'wrapper' for RedBoot +// + +#include <pkgconf/hal.h> +#include <cyg/infra/cyg_type.h> +#include <cyg/hal/hal_stub.h> + +// ARM AEB-2 module stuff + +#ifdef CYGPKG_REDBOOT + +#include <redboot.h> + +#ifndef CHECKSUM +#define CHECKSUM 0x0 +#endif + +extern char __exception_handlers, __rom_data_end; + +const char __title[] = "RedBoot"; +const char __help[] = "RedBoot " __DATE__; + +struct ModuleHeader { + cyg_uint32 magic; + cyg_uint16 flags; + cyg_uint8 major; + cyg_uint8 minor; + cyg_uint32 checksum; + cyg_uint32 ro_base; + cyg_uint32 ro_limit; + cyg_uint32 rw_base; + cyg_uint32 zi_base; + cyg_uint32 zi_limit; + cyg_uint32 self; + cyg_uint32 start; + cyg_uint32 init; + cyg_uint32 final; + cyg_uint32 service; + cyg_uint32 title; + cyg_uint32 help; + cyg_uint32 cmdtbl; + cyg_uint32 swi_base; + cyg_uint32 swi_handler; +}; + +const static struct ModuleHeader __hdr = { + 0x4D484944, // MHID + 2, // flags = auto start + 1, // major + 0, // minor + CHECKSUM, // checksum + (cyg_uint32) &__exception_handlers, // start of module (read-only) image + (cyg_uint32) &__rom_data_end, // end of image + 0, // r/w base - unused + 0, // bss base - unused + 0, // bss limit - unused + (cyg_uint32) &__hdr, // self (for module identification) + (cyg_uint32) &__exception_handlers, // startup + 0, // init - unused + 0, // final - unused + 0, // service - unused + (cyg_uint32) &__title, // title + (cyg_uint32) &__help, // help string + 0, // command table - unused + 0, // SWI table - unused + 0 // SWI handler - unused +}; + +static void +__dummy(void *p) +{ +} + +void __dummy_init(void) +{ + __dummy((void*)&__hdr); +} + +_RedBoot_init(__dummy_init, RedBoot_INIT_LAST); + + +#else +#error "Stand-alone RedBoot only" +#endif
