| /****************************************************************************** |
| * |
| * Filename: env_vars.h |
| * |
| * Definition of environment variables, structures, and other globals. |
| * |
| * Revision information: |
| * |
| * 20AUG2004 kb_admin initial creation |
| * |
| * BEGIN_KBDD_BLOCK |
| * No warranty, expressed or implied, is included with this software. It is |
| * provided "AS IS" and no warranty of any kind including statutory or aspects |
| * relating to merchantability or fitness for any purpose is provided. All |
| * intellectual property rights of others is maintained with the respective |
| * owners. This software is not copyrighted and is intended for reference |
| * only. |
| * END_BLOCK |
| * |
| * $FreeBSD$ |
| *****************************************************************************/ |
| |
| #ifndef _ENV_VARS_H_ |
| #define _ENV_VARS_H_ |
| |
| /* each environment variable is a string following the standard command */ |
| /* definition used by the interactive loader in the following format: */ |
| /* <command> <parm1> <parm2> ... */ |
| /* all environment variables (or commands) are stored in a string */ |
| /* format: NULL-terminated. */ |
| /* this implies that commands can never utilize 0-values: actual 0, not */ |
| /* the string '0'. this is not an issue as the string '0' is handled */ |
| /* by the command parse routine. */ |
| |
| /* the following defines the maximum size of the environment for */ |
| /* including variables. */ |
| /* this value must match that declared in the low-level file that */ |
| /* actually reserves the space for the non-volatile environment. */ |
| #define MAX_ENV_SIZE_BYTES 0x100 |
| |
| #define MAX_BOOT_COMMANDS 10 |
| |
| /* C-style reference section */ |
| #ifndef __ASSEMBLY__ |
| |
| extern void WriteCommandTable(void); |
| extern void SetBootCommand(int index, char *command); |
| extern void DumpBootCommands(void); |
| extern void LoadBootCommands(void); |
| extern void ExecuteEnvironmentFunctions(void); |
| |
| #endif /* !__ASSEMBLY__ */ |
| |
| #endif /* _ENV_VARS_H_ */ |