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- stm32x flash driver: add support for low density devices 

git-svn-id: svn://svn.berlios.de/openocd/trunk@1189 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
ntfreak 2008-11-27 12:14:46 +00:00
parent d03e5d0ada
commit ab28153685
1 changed files with 33 additions and 1 deletions
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32
src/flash/stm32x.c
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@ -727,6 +727,21 @@ int stm32x_probe(struct flash_bank_s *bank)
num_pages = 128; num_pages = 128;
} }
} }
else if ((device_id & 0x7ff) == 0x412)
{
/* low density - we have 1k pages
* 4 pages for a protection area */
page_size = 1024;
stm32x_info->ppage_size = 4;
/* check for early silicon */
if (num_pages == 0xffff)
{
/* number of sectors incorrect on revA */
LOG_WARNING( "STM32 flash size failed, probe inaccurate - assuming 32k flash" );
num_pages = 32;
}
}
else if ((device_id & 0x7ff) == 0x414) else if ((device_id & 0x7ff) == 0x414)
{ {
/* high density - we have 2k pages /* high density - we have 2k pages
@ -822,6 +837,23 @@ int stm32x_info(struct flash_bank_s *bank, char *buf, int buf_size)
break; break;
} }
} }
else if ((device_id & 0x7ff) == 0x412)
{
printed = snprintf(buf, buf_size, "stm32x (Low Density) - Rev: ");
buf += printed;
buf_size -= printed;
switch(device_id >> 16)
{
case 0x1000:
snprintf(buf, buf_size, "A");
break;
default:
snprintf(buf, buf_size, "unknown");
break;
}
}
else if ((device_id & 0x7ff) == 0x414) else if ((device_id & 0x7ff) == 0x414)
{ {
printed = snprintf(buf, buf_size, "stm32x (High Density) - Rev: "); printed = snprintf(buf, buf_size, "stm32x (High Density) - Rev: ");