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| author | Spencer Oliver <ntfreak@users.sourceforge.net> | 2010-12-22 17:20:11 +0000 |
|---|---|---|
| committer | Spencer Oliver <ntfreak@users.sourceforge.net> | 2010-12-23 12:11:14 +0000 |
| commit | 3d834bdab782065ba736328d6f7f19ded8ba975a (patch) | |
| tree | 3fed571f310ee002b16a08bc9aca229b344c856f | |
| parent | 83e5aaf577ef86c767f22044e1a8dcc4d136597f (diff) | |
| download | openocd+libswd-3d834bdab782065ba736328d6f7f19ded8ba975a.tar.gz openocd+libswd-3d834bdab782065ba736328d6f7f19ded8ba975a.tar.bz2 openocd+libswd-3d834bdab782065ba736328d6f7f19ded8ba975a.tar.xz openocd+libswd-3d834bdab782065ba736328d6f7f19ded8ba975a.zip | |
stm32: add stm32 xl family flash support
Signed-off-by: Spencer Oliver <ntfreak@users.sourceforge.net>
| -rw-r--r-- | src/flash/nor/stm32x.c | 46 | ||||
| -rw-r--r-- | tcl/target/stm32.cfg | 8 | ||||
| -rw-r--r-- | tcl/target/stm32xl.cfg | 6 |
3 files changed, 57 insertions, 3 deletions
diff --git a/src/flash/nor/stm32x.c b/src/flash/nor/stm32x.c index 8aae2036..6393aa40 100644 --- a/src/flash/nor/stm32x.c +++ b/src/flash/nor/stm32x.c @@ -905,6 +905,34 @@ static int stm32x_probe(struct flash_bank *bank) num_pages = 128; } } + else if ((device_id & 0x7ff) == 0x430) + { + /* xl line density - we have 2k pages + * 2 pages for a protection area */ + page_size = 2048; + stm32x_info->ppage_size = 2; + + /* check for early silicon */ + if (num_pages == 0xffff) + { + /* number of sectors may be incorrrect on early silicon */ + LOG_WARNING("STM32 flash size failed, probe inaccurate - assuming 1024k flash"); + num_pages = 1024; + } + + /* split reported size into matching bank */ + if (bank->base != 0x08080000) + { + /* bank 0 will be fixed 512k */ + num_pages = 512; + } + else + { + num_pages -= 512; + /* bank1 also uses a register offset */ + stm32x_info->register_offset = 0x40; + } + } else { LOG_WARNING("Cannot identify target as a STM32 family."); @@ -922,7 +950,6 @@ static int stm32x_probe(struct flash_bank *bank) bank->sectors = NULL; } - bank->base = 0x08000000; bank->size = (num_pages * page_size); bank->num_sectors = num_pages; bank->sectors = malloc(sizeof(struct flash_sector) * num_pages); @@ -1075,6 +1102,23 @@ static int get_stm32x_info(struct flash_bank *bank, char *buf, int buf_size) break; } } + else if ((device_id & 0x7ff) == 0x430) + { + printed = snprintf(buf, buf_size, "stm32x (XL) - 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 { snprintf(buf, buf_size, "Cannot identify target as a stm32x\n"); diff --git a/tcl/target/stm32.cfg b/tcl/target/stm32.cfg index 86e6ebb8..eef12699 100644 --- a/tcl/target/stm32.cfg +++ b/tcl/target/stm32.cfg @@ -52,18 +52,22 @@ if { [info exists BSTAPID ] } { set _BSTAPID4 0x06414041 # Connectivity line devices, Rev A and Rev Z set _BSTAPID5 0x06418041 + # XL line devices, Rev A + set _BSTAPID6 0x06430041 } jtag newtap $_CHIPNAME bs -irlen 5 -expected-id $_BSTAPID1 \ -expected-id $_BSTAPID2 -expected-id $_BSTAPID3 \ - -expected-id $_BSTAPID4 -expected-id $_BSTAPID5 + -expected-id $_BSTAPID4 -expected-id $_BSTAPID5 \ + -expected-id $_BSTAPID6 set _TARGETNAME $_CHIPNAME.cpu target create $_TARGETNAME cortex_m3 -endian $_ENDIAN -chain-position $_TARGETNAME $_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0 +# flash size will be probed set _FLASHNAME $_CHIPNAME.flash -flash bank $_FLASHNAME stm32x 0 0 0 0 $_TARGETNAME +flash bank $_FLASHNAME stm32x 0x08000000 0 0 0 $_TARGETNAME # if srst is not fitted use SYSRESETREQ to # perform a soft reset diff --git a/tcl/target/stm32xl.cfg b/tcl/target/stm32xl.cfg new file mode 100644 index 00000000..cde07df2 --- /dev/null +++ b/tcl/target/stm32xl.cfg @@ -0,0 +1,6 @@ +# script for stm32xl family (dual flash bank) +source [find target/stm32.cfg] + +# flash size will be probed +set _FLASHNAME $_CHIPNAME.flash1 +flash bank $_FLASHNAME stm32x 0x08080000 0 0 0 $_TARGETNAME |