more error propagation

git-svn-id: svn://svn.berlios.de/openocd/trunk@928 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe 2008-08-18 17:11:43 +00:00
parent d1356149f0
commit 29ecdd1e90
1 changed files with 32 additions and 7 deletions

View File

@ -4,6 +4,9 @@
* *
* Copyright (C) 2008 by Spencer Oliver *
* spen@spen-soft.co.uk *
*
* Copyright (C) 2008 by Oyvind Harboe *
* oyvind.harboe@zylin.com *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
@ -183,6 +186,7 @@ int str9x_flash_bank_command(struct command_context_s *cmd_ctx, char *cmd, char
int str9x_protect_check(struct flash_bank_s *bank)
{
int retval;
str9x_flash_bank_t *str9x_info = bank->driver_priv;
target_t *target = bank->target;
@ -203,25 +207,46 @@ int str9x_protect_check(struct flash_bank_s *bank)
if (str9x_info->bank1)
{
adr = bank1start + 0x18;
target_write_u16(target, adr, 0x90);
target_read_u16(target, adr, (u16*)&status);
if ((retval=target_write_u16(target, adr, 0x90))!=ERROR_OK)
{
return retval;
}
if ((retval=target_read_u16(target, adr, (u16*)&status))!=ERROR_OK)
{
return retval;
}
}
else
{
adr = bank1start + 0x14;
target_write_u16(target, adr, 0x90);
target_read_u32(target, adr, &status);
if ((retval=target_write_u16(target, adr, 0x90))!=ERROR_OK)
{
return retval;
}
if ((retval=target_read_u32(target, adr, &status))!=ERROR_OK)
{
return retval;
}
}
}
else
{
adr = bank1start + 0x10;
target_write_u16(target, adr, 0x90);
target_read_u16(target, adr, (u16*)&status);
if ((retval=target_write_u16(target, adr, 0x90))!=ERROR_OK)
{
return retval;
}
if ((retval=target_read_u16(target, adr, (u16*)&status))!=ERROR_OK)
{
return retval;
}
}
/* read array command */
target_write_u16(target, adr, 0xFF);
if ((retval=target_write_u16(target, adr, 0xFF))!=ERROR_OK)
{
return retval;
}
for (i = 0; i < bank->num_sectors; i++)
{