tcl/board/telo.cfg

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2
   3 source [find target/c100.cfg]
   4 # basic register definition for C100
   5 source [find target/c100regs.tcl]
   6 # board-config info
   7 source [find target/c100config.tcl]
   8 # C100 helper functions
   9 source [find target/c100helper.tcl]
  10
  11
  12 # Telo board & C100 support trst and srst
  13 # make the reset asserted to
  14 # allow RC circuit to discharge for: [ms]
  15 adapter srst pulse_width 100
  16 jtag_ntrst_assert_width 100
  17 # don't talk to JTAG after reset for: [ms]
  18 adapter srst delay 100
  19 jtag_ntrst_delay 100
  20 reset_config trst_and_srst separate
  21
  22
  23
  24
  25 # issue telnet: reset init
  26 # issue gdb: monitor reset init
  27 $_TARGETNAME configure -event reset-init {
  28         adapter speed 100
  29         # this will setup Telo board
  30         setupTelo
  31         #turn up the JTAG speed
  32         adapter speed 3000
  33         echo "JTAG speek now 3MHz"
  34         echo "type helpC100 to get help on C100"
  35 }
  36
  37 $_TARGETNAME configure -event reset-deassert-post {
  38         # Force target into ARM state.
  39 #       soft_reset_halt ;# not implemented on ARM11
  40         echo "Detected SRSRT asserted on C100.CPU"
  41
  42 }
  43
  44 $_TARGETNAME configure -event reset-assert-post {
  45   echo "Assering reset"
  46   #sleep 10
  47 }
  48
  49 proc power_restore {} { echo "Sensed power restore. No action." }
  50 proc srst_deasserted {} { echo "Sensed nSRST deasserted. No action." }
  51
  52
  53 # boots from NOR on CS0:  8 MBytes CFI flash, 16-bit bus
  54 # it's really 16MB but the upper 8mb is controller via gpio
  55 # openocd does not support 'complex reads/writes' to NOR
  56 set _FLASHNAME $_CHIPNAME.flash
  57 flash bank $_FLASHNAME cfi 0x20000000 0x01000000 2 2 $_TARGETNAME
  58
  59 # writing data to memory does not work without this
  60 arm11 memwrite burst disable