tcl/target/efm32.cfg

   1 #
   2 # Silicon Labs (formerly Energy Micro) EFM32 target
   3 #
   4 # Note: All EFM32 chips have SWD support, but only newer series 1
   5 # chips have JTAG support.
   6 #
   7
   8 source [find target/swj-dp.tcl]
   9
  10 if { [info exists CHIPNAME] } {
  11    set _CHIPNAME $CHIPNAME
  12 } else {
  13    set _CHIPNAME efm32
  14 }
  15
  16 # Work-area is a space in RAM used for flash programming
  17 # By default use 2kB
  18 if { [info exists WORKAREASIZE] } {
  19    set _WORKAREASIZE $WORKAREASIZE
  20 } else {
  21    set _WORKAREASIZE 0x800
  22 }
  23
  24 if { [info exists CPUTAPID] } {
  25    set _CPUTAPID $CPUTAPID
  26 } else {
  27    if { [using_jtag] } {
  28       set _CPUTAPID 0x4ba00477
  29    } {
  30       set _CPUTAPID 0x2ba01477
  31    }
  32 }
  33
  34 swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
  35
  36 adapter_khz 1000
  37
  38 set _TARGETNAME $_CHIPNAME.cpu
  39 target create $_TARGETNAME cortex_m -chain-position $_TARGETNAME
  40
  41 $_TARGETNAME configure -work-area-phys 0x10000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
  42
  43 set _FLASHNAME $_CHIPNAME.flash
  44 flash bank $_FLASHNAME efm32 0 0 0 0 $_TARGETNAME
  45
  46 if {![using_hla]} {
  47    # if srst is not fitted use SYSRESETREQ to
  48    # perform a soft reset
  49    cortex_m reset_config sysresetreq
  50 }