# # Silicon Labs (formerly Energy Micro) EFM32 target # # Note: All EFM32 chips have SWD support, but only newer series 1 # chips have JTAG support. # source [find target/swj-dp.tcl] if { [info exists CHIPNAME] } { set _CHIPNAME $CHIPNAME } else { set _CHIPNAME efm32 } # Work-area is a space in RAM used for flash programming # By default use 2kB if { [info exists WORKAREASIZE] } { set _WORKAREASIZE $WORKAREASIZE } else { set _WORKAREASIZE 0x800 } if { [info exists CPUTAPID] } { set _CPUTAPID $CPUTAPID } else { if { [using_jtag] } { set _CPUTAPID 0x4ba00477 } { set _CPUTAPID 0x2ba01477 } } swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu adapter speed 1000 set _TARGETNAME $_CHIPNAME.cpu target create $_TARGETNAME cortex_m -dap $_CHIPNAME.dap $_TARGETNAME configure -work-area-phys 0x10000000 -work-area-size $_WORKAREASIZE -work-area-backup 0 set _FLASHNAME $_CHIPNAME.flash flash bank $_FLASHNAME efm32 0 0 0 0 $_TARGETNAME flash bank userdata.flash efm32 0x0FE00000 0 0 0 $_TARGETNAME flash bank lockbits.flash efm32 0x0FE04000 0 0 0 $_TARGETNAME if {![using_hla]} { # if srst is not fitted use SYSRESETREQ to # perform a soft reset cortex_m reset_config sysresetreq }