ADDRESS_MAP_END
void namcos10_state::memn_driver_init( )
{
UINT8 *BIOS = (UINT8 *)memregion( "maincpu:rom" )->base();
nand_base = (UINT8 *)memregion( "user2" )->base();
decrypter = static_cast<ns10_decrypter_device*>(machine().root_device().subdevice("decrypter"));
nand_copy( (UINT32 *)( BIOS + 0x0000000 ), 0x08000, 0x001c000 );
nand_copy( (UINT32 *)( BIOS + 0x0020000 ), 0x24000, 0x03e0000 );
}
static void memn_driver_init( running_machine &machine )
{
UINT8 *BIOS = (UINT8 *)machine.region( "user1" )->base();
nand_base = (UINT8 *)machine.region( "user2" )->base();
nand_copy( (UINT32 *)( BIOS + 0x0000000 ), 0x08000, 0x001c000 );
nand_copy( (UINT32 *)( BIOS + 0x0020000 ), 0x24000, 0x03e0000 );
machine.device("maincpu")->memory().space(AS_PROGRAM)->install_legacy_read_handler( 0x1f400000, 0x1f400003, FUNC(nand_status_r) );
machine.device("maincpu")->memory().space(AS_PROGRAM)->install_legacy_write_handler( 0x1f410000, 0x1f410003, FUNC(nand_address1_w) );
machine.device("maincpu")->memory().space(AS_PROGRAM)->install_legacy_write_handler( 0x1f420000, 0x1f420003, FUNC(nand_address2_w) );
machine.device("maincpu")->memory().space(AS_PROGRAM)->install_legacy_write_handler( 0x1f430000, 0x1f430003, FUNC(nand_address3_w) );
machine.device("maincpu")->memory().space(AS_PROGRAM)->install_legacy_write_handler( 0x1f440000, 0x1f440003, FUNC(nand_address4_w) );
machine.device("maincpu")->memory().space(AS_PROGRAM)->install_legacy_read_handler( 0x1f450000, 0x1f450003, FUNC(nand_data_r) );
machine.device("maincpu")->memory().space(AS_PROGRAM)->install_legacy_write_handler( 0x1fb60000, 0x1fb60003, FUNC(watchdog_w) );
machine.device("maincpu")->memory().space(AS_PROGRAM)->install_legacy_write_handler( 0xbf500000, 0xbf5007d7, FUNC(nand_block_w) );
machine.device("maincpu")->memory().space(AS_PROGRAM)->install_legacy_read_handler( 0xbf500000, 0xbf5007d7, FUNC(nand_block_r) );
psx_driver_init(machine);
}
s8 RemovePriiloader ( void )
{
s32 fd = 0;
Nand_Permissions SysPerm;
memset(&SysPerm,0,sizeof(Nand_Permissions));
SysPerm.otherperm = 3;
SysPerm.groupperm = 3;
SysPerm.ownerperm = 3;
printf("Restoring System menu app...");
s32 ret = nand_copy(copy_app,original_app,SysPerm);
if (ret < 0)
{
if(ret == -80)
{
//checksum issues
printf("\x1b[%u;%dm", 33, 1);
printf("\nWARNING!!\n Installer could not calculate the Checksum when coping the System menu app\n");
printf("back! the app however was copied...\n");
printf("Do you want to Continue ?\n");
printf("A = Yes B = No\n ");
printf("\x1b[%u;%dm", 37, 1);
if(!UserYesNoStop())
{
printf("reverting changes...\n");
ISFS_Close(fd);
ISFS_CreateFile(original_app,0,3,3,3);
fd = ISFS_Open(original_app,ISFS_OPEN_RW);
ISFS_Write(fd,priiloader_app,priiloader_app_size);
ISFS_Close(fd);
abort("System Menu Copying Failure");
}
}
else
{
ISFS_CreateFile(original_app,0,3,3,3);
fd = ISFS_Open(original_app,ISFS_OPEN_RW);
ISFS_Write(fd,priiloader_app,priiloader_app_size);
ISFS_Close(fd);
abort("\nUnable to restore the system menu! (ret = %d)",ret);
}
}
ret = ISFS_Delete(copy_app);
printf("Done!\n");
return 1;
}
s8 CopyTicket ( )
{
s32 fd = 0;
char TIK_Path_dest[64];
char TIK_Path_org[64];
memset(TIK_Path_dest,0,64);
memset(TIK_Path_org,0,64);
sprintf(TIK_Path_dest, "/title/%08x/%08x/content/ticket",TITLE_UPPER(title_id),TITLE_LOWER(title_id));
sprintf(TIK_Path_org, "/ticket/%08x/%08x.tik",TITLE_UPPER(title_id),TITLE_LOWER(title_id));
gprintf("Checking for copy ticket...\n");
fd = ISFS_Open(TIK_Path_dest,ISFS_OPEN_READ);
if (fd >= 0)
{
ISFS_Close(fd);
printf("Skipping copy of system menu ticket...\n");
return 1;
}
switch(fd)
{
case ISFS_EINVAL:
abort("Unable to read ticket.path is wrong/too long or ISFS isn't init yet?");
break;
case ISFS_ENOMEM:
abort("Unable to read ticket.(Out of memory)");
break;
case -102:
abort("Unauthorised to get ticket. is ios%d trucha signed?",IOS_GetVersion());
break;
default:
if(fd < 0)
abort("Unable to read ticket. error %d. ",fd);
case -106:
printf("Priiloader system menu ticket not found.\n\tTrying to read original ticket...\n");
break;
}
fd = ISFS_Open(TIK_Path_org,ISFS_OPEN_READ);
//"/ticket/00000001/00000002.tik" -> original path which should be there on every wii.
if (fd < 0)
{
switch(fd)
{
case ISFS_EINVAL:
abort("Unable to read ticket.path is wrong/too long or ISFS isn't init yet?");
break;
case ISFS_ENOMEM:
abort("Unable to read ticket.(Out of memory)");
break;
case -106:
abort("Ticket not found");
break;
case -102:
abort("Unauthorised to get ticket. is ios%d trucha signed?",IOS_GetVersion());
break;
default:
abort("Unable to read ticket. error %d. ",fd);
break;
}
}
ISFS_Close(fd);
printf("Copying system menu ticket...");
Nand_Permissions TikPerm;
memset(&TikPerm,0,sizeof(Nand_Permissions));
TikPerm.otherperm = 3;
TikPerm.groupperm = 3;
TikPerm.ownerperm = 3;
if (nand_copy(TIK_Path_org,TIK_Path_dest,TikPerm) < 0)
{
abort("Unable to copy the system menu ticket");
}
printf("Done!\n");
return 1;
}
s8 PatchTMD( u8 delete_mode )
{
Nand_Permissions Perm;
memset(&Perm,0,sizeof(Nand_Permissions));
u8 SaveTmd = 0;
SHA1 sha; // SHA-1 class
sha.Reset();
u32 FileHash[5];
u8 *TMD_chk = NULL;
s32 fd = 0;
s32 r = 0;
#ifdef _DEBUG
gprintf("Path : %s\n",TMD_Path);
#endif
r = ISFS_GetAttr(TMD_Path, &Perm.owner, &Perm.group, &Perm.attributes, &Perm.ownerperm, &Perm.groupperm, &Perm.otherperm);
if(r < 0 )
{
//attribute getting failed. returning to default
printf("\x1b[%u;%dm", 33, 1);
printf("\nWARNING : failed to get file's permissions. using defaults\n");
printf("\x1b[%u;%dm", 37, 1);
gprintf("permission failure on desination! error %d\n",r);
gprintf("writing with max permissions\n");
Perm.ownerperm = 3;
Perm.groupperm = 3;
Perm.otherperm = 0;
}
else
{
gprintf("r %d owner %d group %d attributes %X perm:%X-%X-%X\n", r, Perm.owner, Perm.group, Perm.attributes, Perm.ownerperm, Perm.groupperm, Perm.otherperm);
}
if(delete_mode == 0)
{
gprintf("patching TMD...\n");
printf("Patching TMD...");
}
else
{
//return 1;
gprintf("restoring TMD...\n");
printf("Restoring System Menu TMD...\n");
}
fd = ISFS_Open(TMD_Path2,ISFS_OPEN_READ);
if(fd < 0)
{
if(delete_mode)
{
printf("TMD backup not found. leaving TMD alone...\n");
return 1;
}
else
{
//got to make tmd copy :)
gprintf("Making tmd backup...\n");
r = nand_copy(TMD_Path2,tmd_buf,tmd_size,Perm);
if ( r < 0)
{
gprintf("Failure making TMD backup.error %d\n",r);
printf("TMD backup/Patching Failure : error %d",r);
goto _return;
}
}
fd = 0;
}
ISFS_Close(fd);
gprintf("TMD backup found\n");
//not so sure why we'd want to delete the tmd modification but ok...
if(delete_mode)
{
if ( nand_copy(TMD_Path2,TMD_Path,Perm) < 0)
{
if(r == -80)
{
//checksum issues
printf("\x1b[%u;%dm", 33, 1);
printf("\nWARNING!!\nInstaller could not calculate the Checksum when restoring the TMD back!\n");
printf("the TMD however was copied...\n");
printf("Do you want to Continue ?\n");
printf("A = Yes B = No\n ");
printf("\x1b[%u;%dm", 37, 1);
if(!UserYesNoStop())
{
nand_copy(TMD_Path,TMD_Path2,Perm);
abort("TMD restoring failure.");
}
}
else
{
printf("\x1b[%u;%dm", 33, 1);
printf("UNABLE TO RESTORE THE SYSTEM MENU TMD!!!\n\nTHIS COULD BRICK THE WII SO PLEASE REINSTALL SYSTEM MENU\nWHEN RETURNING TO THE HOMEBREW CHANNEL!!!\n\n");
printf("\x1b[%u;%dm", 37, 1);
printf("press A to return to the homebrew channel\n");
nand_copy(TMD_Path,TMD_Path2,Perm);
UserYesNoStop();
exit(0);
}
}
else
ISFS_Delete(TMD_Path2);
return 1;
}
else
{
//check if version is the same
STACK_ALIGN(fstats,TMDb_status,sizeof(fstats),32);
static u8 tmdb_buf[MAX_SIGNED_TMD_SIZE] ATTRIBUTE_ALIGN(32);
static signed_blob *mbTMD;
static tmd* pbTMD;
fd = ISFS_Open(TMD_Path2,ISFS_OPEN_READ);
if (fd < 0)
{
gprintf("TMD bCheck : failed to open source : %s\n",TMD_Path2);
goto patch_tmd;
}
r = ISFS_GetFileStats(fd,TMDb_status);
if (r < 0)
{
gprintf("TMD bCheck : Failed to get information about %s!\n",TMD_Path2);
ISFS_Close(fd);
goto patch_tmd;
}
memset(tmdb_buf,0,MAX_SIGNED_TMD_SIZE);
r = ISFS_Read(fd,tmdb_buf,TMDb_status->file_length);
if (r < 0)
{
gprintf("TMD bCheck : Failed to Read Data from %s!\n",TMD_Path2);
ISFS_Close(fd);
goto patch_tmd;
}
ISFS_Close(fd);
mbTMD = (signed_blob *)tmdb_buf;
pbTMD = (tmd*)SIGNATURE_PAYLOAD(mbTMD);
if (pbTMD->title_version != rTMD->title_version)
{
gprintf("TMD bCheck : backup TMD version mismatch: %d & %d\n",rTMD->title_version,pbTMD->title_version);
//got to make tmd copy :)
r = nand_copy(TMD_Path2,tmd_buf,tmd_size,Perm);
if ( r < 0)
{
gprintf("TMD bCheck : Failure making TMD backup.error %d\n",r);
printf("TMD backup/Patching Failure : error %d",r);
goto _return;
}
}
else
gprintf("TMD bCheck : backup TMD is correct\n");
r = 0;
}
patch_tmd:
gprintf("detected access rights : 0x%08X\n",rTMD->access_rights);
if(rTMD->access_rights == 0x03)
{
gprintf("no AHBPROT modification needed\n");
}
else
{
rTMD->access_rights = 0x03;
DCFlushRange(rTMD,sizeof(tmd));
if(rTMD->access_rights != 0x03)
{
gprintf("rights change failure.\n");
goto _return;
}
SaveTmd++;
}
gprintf("checking Boot app SHA1 hash...\n");
gprintf("bootapp ( %d ) SHA1 hash = %02x%02x%02x%02x %02x%02x%02x%02x %02x%02x%02x%02x %02x%02x%02x%02x %02x%02x%02x%02x\n",rTMD->boot_index
,rTMD->contents[rTMD->boot_index].hash[0],rTMD->contents[rTMD->boot_index].hash[1],rTMD->contents[rTMD->boot_index].hash[2],rTMD->contents[rTMD->boot_index].hash[3]
,rTMD->contents[rTMD->boot_index].hash[4],rTMD->contents[rTMD->boot_index].hash[5],rTMD->contents[rTMD->boot_index].hash[6],rTMD->contents[rTMD->boot_index].hash[7]
,rTMD->contents[rTMD->boot_index].hash[8],rTMD->contents[rTMD->boot_index].hash[9],rTMD->contents[rTMD->boot_index].hash[10],rTMD->contents[rTMD->boot_index].hash[11]
,rTMD->contents[rTMD->boot_index].hash[12],rTMD->contents[rTMD->boot_index].hash[13],rTMD->contents[rTMD->boot_index].hash[14],rTMD->contents[rTMD->boot_index].hash[15]
,rTMD->contents[rTMD->boot_index].hash[16],rTMD->contents[rTMD->boot_index].hash[17],rTMD->contents[rTMD->boot_index].hash[18],rTMD->contents[rTMD->boot_index].hash[19]);
gprintf("generated priiloader SHA1 : ");
sha.Reset();
sha.Input(priiloader_app,priiloader_app_size);
if (!sha.Result(FileHash))
{
gprintf("could not compute Hash of Priiloader!\n");
r = -1;
goto _return;
}
if (!memcmp(rTMD->contents[rTMD->boot_index].hash, FileHash, sizeof(FileHash) ) )
{
gprintf("no SHA hash change needed\n");
}
else
{
memcpy(rTMD->contents[rTMD->boot_index].hash,FileHash,sizeof(FileHash));
gprintf("%08x %08x %08x %08x %08x\n",FileHash[0],FileHash[1],FileHash[2],FileHash[3],FileHash[4]);
DCFlushRange(rTMD,sizeof(tmd));
SaveTmd++;
}
if(SaveTmd > 0)
{
gprintf("saving TMD\n");
r = nand_copy(TMD_Path,tmd_buf,tmd_size,Perm);
if(r < 0 )
{
gprintf("nand_copy failure. error %d\n",r);
if(r == -80)
goto _checkreturn;
else
goto _return;
}
}
else
{
gprintf("no TMD mod's needed\n");
printf("no TMD modifications needed\n");
goto _return;
}
printf("Done\n");
_return:
if (fd < r)
{
r = fd;
}
if(fd)
{
ISFS_Close(fd);
}
if (r < 0)
{
printf("\x1b[%u;%dm", 33, 1);
printf("\nWARNING!!\nInstaller couldn't Patch the system menu TMD.\n");
printf("Priiloader could still end up being installed but could end up working differently\n");
printf("Do you want the Continue ?\n");
printf("A = Yes B = No\n ");
printf("\x1b[%u;%dm", 37, 1);
if(!UserYesNoStop())
{
fd = ISFS_Open(TMD_Path2,ISFS_OPEN_RW);
if(fd >= 0)
{
//the backup is there. as safety lets copy it back.
ISFS_Close(fd);
nand_copy(TMD_Path2,TMD_Path,Perm);
}
abort("TMD failure");
return -1;
}
else
{
nand_copy(TMD_Path2,TMD_Path,Perm);
printf("\nDone!\n");
return 1;
}
return r;
}
else
return 1;
_checkreturn:
if(fd)
{
ISFS_Close(fd);
}
if(TMD_chk)
{
free(TMD_chk);
TMD_chk = NULL;
}
printf("\x1b[%u;%dm", 33, 1);
printf("\nWARNING!!\n Installer could not calculate the Checksum for the TMD!");
printf("\nbut Patch write was successfull.\n");
printf("Do you want the Continue ?\n");
printf("A = Yes B = No\n ");
printf("\x1b[%u;%dm", 37, 1);
if(!UserYesNoStop())
{
printf("reverting changes...\n");
nand_copy(TMD_Path2,TMD_Path,Perm);
abort("TMD Patch failure\n");
}
else
{
printf("\nDone!\n");
}
return -80;
}
s8 WritePriiloader( bool priiloader_found )
{
s32 ret = 0;
s32 fd = 0;
Nand_Permissions SysPerm;
if(priiloader_found == false)
{
memset(&SysPerm,0,sizeof(Nand_Permissions));
SysPerm.otherperm = 3;
SysPerm.groupperm = 3;
SysPerm.ownerperm = 3;
//system menu coping
printf("Moving System Menu app...");
ret = nand_copy(original_app,copy_app,SysPerm);
if (ret < 0)
{
if (ret == -80)
{
//checksum issues
printf("\x1b[%u;%dm", 33, 1);
printf("\nWARNING!!\n Installer could not calculate the Checksum for the System menu app");
printf("\nbut Copy was successfull.\n");
printf("Do you want the Continue ?\n");
printf("A = Yes B = No\n ");
printf("\x1b[%u;%dm", 37, 1);
if(!UserYesNoStop())
{
printf("reverting changes...\n");
ISFS_Delete(copy_app);
abort("System Menu Copying Failure");
}
else
printf("\nDone!\n");
}
else
abort("\nUnable to move the system menu. error %d",ret);
}
else
{
gprintf("Moving System Menu Done\n");
printf("Done!\n");
}
}
ret = 0;
//sys_menu app moved. lets write priiloader
STACK_ALIGN(fstats,status,sizeof(fstats),32);
memset(&SysPerm,0,sizeof(Nand_Permissions));
SysPerm.otherperm = 3;
SysPerm.groupperm = 3;
SysPerm.ownerperm = 3;
printf("Writing Priiloader app...");
gprintf("Writing Priiloader\n");
char temp_dest[ISFS_MAXPATH];
memset(temp_dest,0,ISFS_MAXPATH);
char *ptemp = NULL;
ptemp = strstr(original_app,"/");
while(ptemp != NULL && strstr(ptemp+1,"/") != NULL)
{
ptemp = strstr(ptemp+1,"/");
}
if(ptemp[0] == '/')
{
ptemp = ptemp+1;
}
memset(temp_dest,0,ISFS_MAXPATH);
sprintf(temp_dest,"/tmp/%s",ptemp);
ISFS_Delete(temp_dest);
ret = ISFS_CreateFile(temp_dest,SysPerm.attributes,SysPerm.ownerperm,SysPerm.groupperm,SysPerm.otherperm);
fd = ISFS_Open(temp_dest,ISFS_OPEN_RW);
if (fd < 0)
{
gprintf("error %d\n",fd);
abort("\nFailed to open file for Priiloader writing");
}
ret = ISFS_Write(fd,priiloader_app,priiloader_app_size);
if (ret < 0 ) //check if the app was writen correctly
{
ISFS_Close(fd);
ISFS_Delete(copy_app);
ISFS_Delete(temp_dest);
gprintf("Write failed. ret %d\n",ret);
abort("\nWrite of Priiloader app failed");
}
ISFS_Close(fd);
//SHA1 check here
fd = ISFS_Open(temp_dest,ISFS_OPEN_READ);
if (fd < 0)
{
ISFS_Delete(copy_app);
abort("\nFailed to open file for Priiloader checking");
}
if (ISFS_GetFileStats(fd,status) < 0)
{
ISFS_Close(fd);
ISFS_Delete(copy_app);
abort("Failed to get stats of %s. System Menu Recovered",temp_dest);
}
else
{
if ( status->file_length != priiloader_app_size )
{
ISFS_Close(fd);
ISFS_Delete(copy_app);
abort("Written Priiloader app isn't the correct size.System Menu Recovered");
}
else
{
gprintf("Size Check Success\n");
printf("Size Check Success!\n");
}
}
u8 *AppData = (u8 *)memalign(32,ALIGN32(status->file_length));
if (AppData)
ret = ISFS_Read(fd,AppData,status->file_length);
else
{
ISFS_Close(fd);
ISFS_Delete(copy_app);
abort("Checksum comparison Failure! MemAlign Failure of AppData\n");
}
ISFS_Close(fd);
if (ret < 0)
{
if (AppData)
{
free(AppData);
AppData = NULL;
}
ISFS_Delete(copy_app);
abort("Checksum comparison Failure! read of priiloader app returned %u\n",ret);
}
if(CompareSha1Hash((u8*)priiloader_app,priiloader_app_size,AppData,status->file_length))
printf("Checksum comparison Success!\n");
else
{
if (AppData)
{
free(AppData);
AppData = NULL;
}
ISFS_Delete(copy_app);
abort("Checksum comparison Failure!\n");
}
if (AppData)
{
free(AppData);
AppData = NULL;
}
// rename and do a final SHA1 chezck
ISFS_Delete(original_app);
ret = ISFS_Rename(temp_dest,original_app);
if(ret < 0 )
{
gprintf("WritePriiloader : rename returned %d\n",ret);
nand_copy(copy_app,original_app,SysPerm);
ISFS_Delete(copy_app);
abort("\nFailed to Write Priiloader : error Ren %d",ret);
}
printf("Done!!\n");
gprintf("Wrote Priiloader App.Checking Installation\n");
printf("\nChecking Priiloader Installation...\n");
memset(status,0,sizeof(fstats));
fd = ISFS_Open(original_app,ISFS_OPEN_READ);
if (fd < 0)
{
nand_copy(copy_app,original_app,SysPerm);
ISFS_Delete(copy_app);
abort("\nFailed to open file for Priiloader checking");
}
if (ISFS_GetFileStats(fd,status) < 0)
{
ISFS_Close(fd);
nand_copy(copy_app,original_app,SysPerm);
abort("Failed to get stats of %s. System Menu Recovered",original_app);
}
else
{
if ( status->file_length != priiloader_app_size )
{
ISFS_Close(fd);
nand_copy(copy_app,original_app,SysPerm);
ISFS_Delete(copy_app);
abort("Written Priiloader app isn't the correct size.System Menu Recovered");
}
else
{
gprintf("Size Check Success\n");
printf("Size Check Success!\n");
}
}
AppData = (u8 *)memalign(32,ALIGN32(status->file_length));
if (AppData != NULL)
ret = ISFS_Read(fd,AppData,status->file_length);
else
{
ISFS_Close(fd);
nand_copy(copy_app,original_app,SysPerm);
ISFS_Delete(copy_app);
abort("Checksum comparison Failure! MemAlign Failure of AppData\n");
}
ISFS_Close(fd);
if (ret < 0)
{
if (AppData)
{
free(AppData);
AppData = NULL;
}
nand_copy(copy_app,original_app,SysPerm);
ISFS_Delete(copy_app);
abort("Checksum comparison Failure! read of priiloader app returned %u\n",ret);
}
if(CompareSha1Hash((u8*)priiloader_app,priiloader_app_size,AppData,status->file_length))
printf("Checksum comparison Success!\n");
else
{
if (AppData)
{
free(AppData);
AppData = NULL;
}
nand_copy(copy_app,original_app,SysPerm);
ISFS_Delete(copy_app);
abort("Checksum comparison Failure!\n");
}
if (AppData)
{
free(AppData);
AppData = NULL;
}
gprintf("Priiloader Update Complete\n");
printf("Done!\n\n");
return 1;
}
void rd_maintain(void)
{
//#define BURN_IN
// #define VERBOSE
#define ECC_BIT_LIMIT 2
int i=0,j=0;
int rt;
int total_page;
#ifdef BURN_IN
for(;;)
#endif
{
if (nand_copy("progcv", SECT1_ROOT_START, SECT2_ROOT_START, ROOT_SIZE))
{
//s/w update will only change sect1, we need to copy sect1 rd to sect 2
//coz sect 2 is logical mtd2 for cramfs
//so, this case will only happen after s/w update
#ifdef VERBOSE
printf("root disk update from spare copy...");
#endif
nand_copy("progc", SECT2_ROOT_START, SECT1_ROOT_START, ROOT_SIZE);
}
else
{
#ifdef VERBOSE
printf("sect1 & sect2 root disk identical\n");
#endif
}
#ifdef BURN_IN
#ifdef VERBOSE
printf("burn-in count = %d\n",j++);
#endif
nand_copy("progc", SECT2_ROOT_START, SECT1_ROOT_START, ROOT_SIZE);
nand_copy("progc", SECT1_ROOT_START, SECT2_ROOT_START, ROOT_SIZE);
for(i=0;i<10;i++)
#endif
{
rt = nand_check(SECT1_ROOT_START,ROOT_SIZE,&total_page);
#ifdef VERBOSE
printf("nand check on sect 1 rd, max ecc corr bit = %d, total err page = %d\n",rt,total_page);
#endif
if(rt>ECC_BIT_LIMIT)
{
printf("ecc corr bit exceed limit, re-flashing setc1 rd\n");
nand_copy("progc", SECT1_ROOT_START, SECT2_ROOT_START, ROOT_SIZE);
}
rt = nand_check(SECT2_ROOT_START,ROOT_SIZE,&total_page);
#ifdef VERBOSE
printf("nand check on sect 2 rd, max ecc corr bit = %d, total err page = %d\n",rt,total_page);
#endif
if(rt>ECC_BIT_LIMIT)
{
printf("ecc corr bit exceed limit, re-flashing setc2 rd\n");
nand_copy("progc", SECT2_ROOT_START, SECT1_ROOT_START, ROOT_SIZE);
}
}
}
}
void ec_maintain()
{
// int ec1_update_flag = 1, ec2_update_flag = 1;
uint32_t magic = ec_hdr_section_get(HDR_MAGIC_OFFSET, 4);
if (magic == EC_MAGIC)
{
uint16_t ec1 = ec_hdr_section_get(HDR_EC1_OFFSET, 2);
printf("ec1 = %d\n", ec1);
if (ec1 >= EC_BACKUP)
{
uint16_t ec2 = ec_hdr_section_get(HDR_EC2_OFFSET, 2);
printf("ec2 = %d\n", ec2);
if (ec2 >= EC_BACKUP)
{
printf("The 2nd level mirror maintaining:\n");
//A. Handle Bootloader
if (!nand_copy("progv", SECT2_BOOT_START, SECT3_BOOT_START, BOOT_SIZE))
{
//rewrite 2 if 2&3 are identical
nand_copy("prog", SECT2_BOOT_START, SECT3_BOOT_START, BOOT_SIZE);
}
else
{
//copy 1 to 2 if 2&3 are different
nand_copy("prog", SECT2_BOOT_START, SECT1_BOOT_START, BOOT_SIZE);
}
//B. Handle Kernel
if (!nand_copy("progcv", SECT2_KERN_START, SECT3_KERN_START, KERN_SIZE))
{
nand_copy("progc", SECT2_KERN_START, SECT3_KERN_START, KERN_SIZE);
}
else
{
nand_copy("progc", SECT2_KERN_START, SECT1_KERN_START, KERN_SIZE);
}
//C. Handle Rootdisk
if (!nand_copy("progcv", SECT2_ROOT_START, SECT3_ROOT_START, ROOT_SIZE))
{
nand_copy("progc", SECT2_ROOT_START, SECT3_ROOT_START, ROOT_SIZE);
}
else
{
nand_copy("progc", SECT2_ROOT_START, SECT1_ROOT_START, ROOT_SIZE);
}
#if 0
if (ec2_update_flag)
{
ec2 = 0;
ec_hdr_section_set(HDR_EC2_OFFSET, ec2, 2);
}
#endif
ec2 = 0;
ec_hdr_section_set(HDR_EC2_OFFSET, ec2, 2);
}
printf("The 1st level mirror maintaining:\n");
//A. Handle Bootloader
if (!nand_copy("progv", SECT1_BOOT_START, SECT2_BOOT_START, BOOT_SIZE))
{
nand_copy("prog", SECT1_BOOT_START, SECT2_BOOT_START, BOOT_SIZE);
}
else
{
if (!nand_copy("progv", SECT1_BOOT_START, SECT3_BOOT_START, BOOT_SIZE))
{
nand_copy("prog", SECT1_BOOT_START, SECT3_BOOT_START, BOOT_SIZE);
//nand_copy("prog", SECT2_BOOT_START, SECT3_BOOT_START, BOOT_SIZE);
}
else
{
printf("restore backup1&2 from primary nboot!\n");
nand_copy("prog", SECT2_BOOT_START, SECT1_BOOT_START, BOOT_SIZE);
nand_copy("prog", SECT3_BOOT_START, SECT1_BOOT_START, BOOT_SIZE);
//nand_copy("prog", SECT1_BOOT_START, SECT2_BOOT_START, BOOT_SIZE);
}
}
//B. Handle Kernel
if (!nand_copy("progcv", SECT1_KERN_START, SECT2_KERN_START, KERN_SIZE))
{
nand_copy("progc", SECT1_KERN_START, SECT2_KERN_START, KERN_SIZE);
}
else
{
if (!nand_copy("progcv", SECT1_KERN_START, SECT3_KERN_START, KERN_SIZE))
{
nand_copy("progc", SECT1_KERN_START, SECT3_KERN_START, KERN_SIZE);
//nand_copy("progc", SECT2_KERN_START, SECT3_KERN_START, KERN_SIZE);
}
else
{
printf("restore backup1&2 from primary kernel!\n");
nand_copy("progc", SECT2_KERN_START, SECT1_KERN_START, KERN_SIZE);
nand_copy("progc", SECT3_KERN_START, SECT1_KERN_START, KERN_SIZE);
//nand_copy("progc", SECT1_KERN_START, SECT2_KERN_START, KERN_SIZE);
}
}
//C. Handle Rootdisk
if (!nand_copy("progcv", SECT1_ROOT_START, SECT2_ROOT_START, ROOT_SIZE))
{
//rewrite 1 if 1&2 identical
nand_copy("progc", SECT1_ROOT_START, SECT2_ROOT_START, ROOT_SIZE);
}
else
{
if (!nand_copy("progcv", SECT1_ROOT_START, SECT3_ROOT_START, ROOT_SIZE))
{
//rewrite 1 if 1&3 identical
nand_copy("progc", SECT1_ROOT_START, SECT3_ROOT_START, ROOT_SIZE);
//nand_copy("progc", SECT2_ROOT_START, SECT3_ROOT_START, ROOT_SIZE);
}
else
{
//both 2&3 are different from 1, copy 1 to 2&3,
//case of after s/w update
printf("restore backup1&2 from primary rootdisk!\n");
nand_copy("progc", SECT2_ROOT_START, SECT1_ROOT_START, ROOT_SIZE);
nand_copy("progc", SECT3_ROOT_START, SECT1_ROOT_START, ROOT_SIZE);
//nand_copy("progc", SECT1_ROOT_START, SECT2_ROOT_START, ROOT_SIZE);
}
}
#if 0
if (ec1_update_flag)
ec1 = 0;
ec2++;
ec_hdr_section_set(HDR_EC2_OFFSET, ec2, 2);
#endif
ec1 = 0;
ec2++;
ec_hdr_section_set(HDR_EC2_OFFSET, ec2, 2);
}
ec1++;
ec_hdr_section_set(HDR_EC1_OFFSET, ec1, 2);
}
else
{
ec_hdr_create();
}
}