diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/ppcn_60x/nvram/prepnvr.h')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/ppcn_60x/nvram/prepnvr.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/ppcn_60x/nvram/prepnvr.h b/c/src/lib/libbsp/powerpc/ppcn_60x/nvram/prepnvr.h new file mode 100644 index 0000000000..cf55a4525d --- /dev/null +++ b/c/src/lib/libbsp/powerpc/ppcn_60x/nvram/prepnvr.h @@ -0,0 +1,127 @@ +/* Structure map for NVRAM on PowerPC Reference Platform */ + +/* Revision 1 changes (8/25/94): + - Power Management (RESTART_BLOCK struct) + - Normal added to PM_MODE + - OSIRQMask (HEADER struct) */ + +/* All fields are either character/byte strings which are valid either +endian or they are big-endian numbers. + +There are a number of Date and Time fields which are in RTC format, +big-endian. These are stored in UT (GMT). + +For enum's: if given in hex then they are bit significant, i.e. only +one bit is on for each enum. +*/ + +#ifndef _NVRAM_ +#define _NVRAM_ + +#define VERSION 1 +#define REVISION 0 + +#define OSAREASIZE 1024 /* size of OSArea space */ +#define CONFSIZE 512 /* guess at size of Configuration space */ + +typedef struct _SECURITY { + unsigned long BootErrCnt; /* Count of boot password errors */ + unsigned long ConfigErrCnt; /* Count of config password errors */ + unsigned long BootErrorDT[2]; /* Date&Time from RTC of last error in pw */ + unsigned long ConfigErrorDT[2]; /* Date&Time from RTC of last error in pw */ + unsigned long BootCorrectDT[2]; /* Date&Time from RTC of last correct pw */ + unsigned long ConfigCorrectDT[2]; /* Date&Time from RTC of last correct pw */ + unsigned long BootSetDT[2]; /* Date&Time from RTC of last set of pw */ + unsigned long ConfigSetDT[2]; /* Date&Time from RTC of last set of pw */ + unsigned char Serial[16]; /* Box serial number */ + } SECURITY; + +typedef enum _OS_ID { + Unknown = 0, + Firmware = 1, + AIX = 2, + NT = 3, + WPOS2 = 4, + WPAIX = 5, + Taligent = 6, + Solaris = 7, + Netware = 8, + USL = 9, + Low_End_Client = 10, + SCO = 11 + } OS_ID; + +typedef struct _ERROR_LOG { + unsigned char ErrorLogEntry[40]; /* To be architected */ + } ERROR_LOG; + +/*---Revision 1: Change the following struct:---*/ +typedef struct _RESUME_BLOCK { + /* Hibernation Resume Device will be an + environment variable */ + unsigned long CheckSum; /* Checksum of RESUME_BLOCK */ + volatile unsigned long BootStatus; + + void * ResumeAddr; /* For Suspend Resume */ + void * SaveAreaAddr; /* For Suspend Resume */ + unsigned long SaveAreaLength; /* For Suspend Resume */ + + unsigned long HibResumeImageRBA; /* RBA (512B blocks) of compressed OS + memory image to be loaded by FW + on Resume from hibernation */ + unsigned long HibResumeImageRBACount; /* Size of image in 512B blocks*/ + unsigned long Reserved; + } RESUME_BLOCK; + +typedef enum _OSAREA_USAGE { + Empty = 0, + Used = 1 + } OSAREA_USAGE; + +typedef enum _PM_MODE { + Suspend = 0x80, /* Part of state is in memory */ + Hibernate = 0x40, /* Nothing in memory - state saved elsewhere */ +/* Revision 1: Normal added (actually was already here) */ + Normal = 0x00 /* No power management in effect */ + } PMMode; + +typedef struct _HEADER { + unsigned short Size; /* NVRAM size in K(1024) */ + unsigned char Version; /* Structure map different */ + unsigned char Revision; /* Structure map the same - + may be new values in old fields + in other words old code still works */ + unsigned short Crc1; /* check sum from beginning of nvram to OSArea */ + unsigned short Crc2; /* check sum of config */ + unsigned char LastOS; /* OS_ID */ + unsigned char Endian; /* B if big endian, L if little endian */ + unsigned char OSAreaUsage; /* OSAREA_USAGE */ + unsigned char PMMode; /* Shutdown mode */ + RESUME_BLOCK ResumeBlock; + SECURITY Security; + ERROR_LOG ErrorLog[2]; + +/* Global Environment information */ + void * GEAddress; + unsigned long GELength; + /* Date&Time from RTC of last change to Global Environment */ + unsigned long GELastWriteDT[2]; + +/* Configuration information */ + void * ConfigAddress; + unsigned long ConfigLength; + /* Date&Time from RTC of last change to Configuration */ + unsigned long ConfigLastWriteDT[2]; + unsigned long ConfigCount; /* Count of entries in Configuration */ + +/* OS dependent temp area */ + void * OSAreaAddress; + unsigned long OSAreaLength; + /* Date&Time from RTC of last change to OSAreaArea */ + unsigned long OSAreaLastWriteDT[2]; + +/* Revision 1: add this mask - function tbd */ + /*unsigned short OSIRQMask; OS to FW IRQ Mask - "I've used this one" */ + } HEADER, *PHEADER; + + #endif /* ndef _NVRAM_ */ |