Add support for Hilscher netX controllers

contrib/openocd.udev

@@ -64,5 +64,8 @@ ATTRS{idVendor}=="9e88", ATTRS{idProduct}=="9e8f", MODE="664", GROUP="plugdev"
 ATTRS{idVendor}=="0403", ATTRS{idProduct}=="c140", MODE="664", GROUP="plugdev"
 ATTRS{idVendor}=="0403", ATTRS{idProduct}=="c141", MODE="664", GROUP="plugdev"
 
+# Hilscher NXHX Boards
+ATTRS{idVendor}=="0640", ATTRS{idProduct}=="0028", MODE="664", GROUP="plugdev"
+
 LABEL="openocd_rules_end"
 

tcl/board/hilscher_nxdb500sys.cfg

@@ -0,0 +1,40 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+source [find target/hilscher_netx500.cfg]
+
+reset_config trst_and_srst
+jtag_nsrst_delay 500
+jtag_ntrst_delay 500
+
+$_TARGETNAME configure -work-area-virt 0x1000 -work-area-phys 0x1000 -work-area-size 0x4000 -work-area-backup 1
+
+$_TARGETNAME configure -event reset-init {
+  halt
+
+  arm7_9 fast_memory_access enable
+  arm7_9 dcc_downloads enable
+
+  sdram_fix
+  
+  puts "Configuring SDRAM controller for paired K4S561632C (64MB) "
+  mww 0x00100140 0
+  mww 0x00100144 0x03C13261
+  mww 0x00100140 0x030D0121
+
+  puts "Configuring SRAM nCS0 for 150ns paired Par. Flash (x32)"
+  mww 0x00100100 0x0201000E
+
+  flash probe 0
+}
+
+#####################
+# Flash configuration
+#####################
+
+#flash bank <name> <driver> <base> <size> <chip width> <bus width> <target#>
+flash bank parflash cfi 0xC0000000 0x02000000 4 4 $_TARGETNAME
+
+init
+reset init

tcl/board/hilscher_nxeb500hmi.cfg

@@ -0,0 +1,40 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+source [find target/hilscher_netx500.cfg]
+
+reset_config trst_and_srst
+jtag_nsrst_delay 500
+jtag_ntrst_delay 500
+
+$_TARGETNAME configure -work-area-virt 0x1000 -work-area-phys 0x1000 -work-area-size 0x4000 -work-area-backup 1
+
+$_TARGETNAME configure -event reset-init {
+  halt
+
+  arm7_9 fast_memory_access enable
+  arm7_9 dcc_downloads disable
+
+  sdram_fix
+  
+  puts "Configuring SDRAM controller for MT48LC8M32 (32MB) "
+  mww 0x00100140 0
+  mww 0x00100144 0x03C23251
+  mww 0x00100140 0x030D0111
+
+  puts "Configuring SRAM nCS0 for 150ns Par. Flash (x16)"
+  mww 0x00100100 0x0101000E
+
+  flash probe 0
+}
+
+#####################
+# Flash configuration
+#####################
+
+#flash bank <name> <driver> <base> <size> <chip width> <bus width> <target#>
+flash bank parflash cfi 0xC0000000 0x01000000 2 2 $_TARGETNAME
+
+init
+reset init

tcl/board/hilscher_nxhx10.cfg

@@ -0,0 +1,82 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+source [find target/hilscher_netx10.cfg]
+
+# Usually it is not needed to set srst_pulls_trst
+# but sometimes it does not work without it. If you encounter
+# problems try to line below
+# reset_config trst_and_srst srst_pulls_trst
+reset_config trst_and_srst
+jtag_nsrst_delay 500
+jtag_ntrst_delay 500
+
+$_TARGETNAME configure -work-area-virt 0x08000000 -work-area-phys 0x08000000 -work-area-size 0x4000 -work-area-backup 1
+
+# Par. Flash can only be accessed if DIP switch on the board is set in proper
+# position and init_sdrambus was called. Don't call these functions if the DIP
+# switch is in invalid position, as some outputs may collide. This is why this
+# function is not called automatically
+proc flash_init { } {
+  puts "Configuring SRAM nCS0 for 90ns Par. Flash (x16)"
+  mww 0x101C0100 0x01010008
+
+  flash probe 0
+}
+
+proc mread32 {addr} {
+  set value(0) 0
+  mem2array value 32 $addr 1
+  return $value(0)
+}
+
+proc init_clocks { } {
+  puts "Enabling all clocks "
+  set accesskey [mread32 0x101c0070]
+  mww  0x101c0070 [expr $accesskey]
+
+  mww  0x101c0028 0x00007511
+}
+
+proc init_sdrambus { } {
+  puts "Initializing external SDRAM Bus 16 Bit "
+  set accesskey [mread32 0x101c0070]
+  mww  0x101c0070 [expr $accesskey]
+  mww  0x101c0C40 0x00000050
+
+  puts "Configuring SDRAM controller for K4S561632E (32MB) "
+  mww 0x101C0140 0
+  sleep 100
+  #mww 0x101C0144 0x00a13262
+  mww 0x101C0144 0x00a13251
+  mww 0x101C0148 0x00000033
+  mww 0x101C0140 0x030d0121
+}
+
+$_TARGETNAME configure -event reset-init {
+  halt
+  wait_halt 1000
+
+  arm7_9 fast_memory_access enable
+  arm7_9 dcc_downloads enable
+
+  init_clocks
+#  init_sdrambus
+
+  puts ""
+  puts "-------------------------------------------------"
+  puts "Call 'init_clocks' to enable all clocks"
+  puts "Call 'init_sdrambus' to enable external SDRAM bus"
+  puts "-------------------------------------------------"
+}
+
+#####################
+# Flash configuration
+#####################
+
+#flash bank <name> <driver> <base> <size> <chip width> <bus width> <target#>
+#flash bank parflash cfi 0xC0000000 0x01000000 2 2 $_TARGETNAME
+
+init
+reset init

tcl/board/hilscher_nxhx50.cfg

@@ -0,0 +1,40 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+source [find target/hilscher_netx50.cfg]
+
+reset_config trst_and_srst
+jtag_nsrst_delay 500
+jtag_ntrst_delay 500
+
+$_TARGETNAME configure -work-area-virt 0x10000000 -work-area-phys 0x10000000 -work-area-size 0x4000 -work-area-backup 1
+
+$_TARGETNAME configure -event reset-init {
+  halt
+
+  arm7_9 fast_memory_access enable
+  arm7_9 dcc_downloads enable
+
+  sdram_fix
+
+  puts "Configuring SDRAM controller for MT48LC2M32 (8MB) "
+  mww 0x1C000140 0
+  mww 0x1C000144 0x00A12151
+  mww 0x1C000140 0x030D0001
+
+  puts "Configuring SRAM nCS0 for 90ns Par. Flash (x16)"
+  mww 0x1C000100 0x01010008
+
+  flash probe 0
+}
+
+#####################
+# Flash configuration
+#####################
+
+#flash bank <name> <driver> <base> <size> <chip width> <bus width> <target#>
+flash bank parflash cfi 0xC0000000 0x01000000 2 2 $_TARGETNAME
+
+init
+reset init

tcl/board/hilscher_nxhx500.cfg

@@ -0,0 +1,42 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+source [find target/hilscher_netx500.cfg]
+
+reset_config trst_and_srst
+jtag_nsrst_delay 500
+jtag_ntrst_delay 500
+
+$_TARGETNAME configure -work-area-virt 0x1000 -work-area-phys 0x1000 -work-area-size 0x4000 -work-area-backup 1
+
+$_TARGETNAME configure -event reset-init {
+  halt
+
+  arm7_9 fast_memory_access enable
+  arm7_9 dcc_downloads enable
+
+  sleep 100
+
+  sdram_fix
+
+  puts "Configuring SDRAM controller for MT48LC2M32 (8MB) "
+  mww 0x00100140 0
+  mww 0x00100144 0x03C23251
+  mww 0x00100140 0x030D0001
+
+  puts "Configuring SRAM nCS0 for 90ns Par. Flash (x16)"
+  mww 0x00100100 0x01010008
+
+  flash probe 0
+}
+
+#####################
+# Flash configuration
+#####################
+
+#flash bank <name> <driver> <base> <size> <chip width> <bus width> <target#>
+flash bank parflash cfi 0xC0000000 0x01000000 2 2 $_TARGETNAME
+
+init
+reset init

tcl/board/hilscher_nxsb100.cfg

@@ -0,0 +1,29 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+source [find target/hilscher_netx500.cfg]
+
+reset_config trst_and_srst
+jtag_nsrst_delay 500
+jtag_ntrst_delay 500
+
+$_TARGETNAME configure -work-area-virt 0x1000 -work-area-phys 0x1000 -work-area-size 0x4000 -work-area-backup 1
+
+$_TARGETNAME configure -event reset-init {
+  halt
+
+  arm7_9 fast_memory_access enable
+  arm7_9 dcc_downloads enable
+
+  sdram_fix
+  
+  puts "Configuring SDRAM controller for MT48LC2M32 (8MB) "
+  mww 0x00100140 0
+  mww 0x00100144 0x03C23251
+  mww 0x00100140 0x030D0001
+
+}
+
+init
+reset init

tcl/interface/hilscher_nxhx10_etm.cfg

@@ -0,0 +1,10 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+#interface
+interface ft2232
+ft2232_device_desc "NXHX 10-ETM"
+ft2232_layout comstick
+ft2232_vid_pid 0x0640 0x0028
+jtag_khz 6000

tcl/interface/hilscher_nxhx500_etm.cfg

@@ -0,0 +1,10 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+#interface
+interface ft2232
+ft2232_device_desc "NXHX 500-ETM"
+ft2232_layout comstick
+ft2232_vid_pid 0x0640 0x0028
+jtag_khz 6000

tcl/interface/hilscher_nxhx500_re.cfg

@@ -0,0 +1,10 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+#interface
+interface ft2232
+ft2232_device_desc "NXHX 500-RE"
+ft2232_layout comstick
+ft2232_vid_pid 0x0640 0x0028
+jtag_khz 6000

tcl/interface/hilscher_nxhx50_etm.cfg

@@ -0,0 +1,10 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+#interface
+interface ft2232
+ft2232_device_desc "NXHX 50-ETM"
+ft2232_layout comstick
+ft2232_vid_pid 0x0640 0x0028
+jtag_khz 6000

tcl/interface/hilscher_nxhx50_re.cfg

@@ -0,0 +1,10 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+#interface
+interface ft2232
+ft2232_device_desc "NXHX50-RE"
+ft2232_layout comstick
+ft2232_vid_pid 0x0640 0x0028
+jtag_khz 6000

tcl/target/hilscher_netx10.cfg

@@ -1,9 +1,13 @@
-#Hilscher netX 500 CPU
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+#Hilscher netX 10 CPU
 
 if { [info exists CHIPNAME] } {
    set  _CHIPNAME $CHIPNAME
 } else {
-   set  _CHIPNAME netx500
+   set  _CHIPNAME netx10
 }
 
 if { [info exists ENDIAN] } {
@@ -15,18 +19,13 @@ if { [info exists ENDIAN] } {
 if { [info exists CPUTAPID ] } {
    set _CPUTAPID $CPUTAPID
 } else {
-   set _CPUTAPID 0x07926021
+   set _CPUTAPID 0x25966021
 }
 
-# FIXME most reset config belongs in board code
-reset_config trst_and_srst
-adapter_nsrst_delay 100
-jtag_ntrst_delay 100
-
 # jtag scan chain
 jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
 
 # that TAP is associated with a target
 set _TARGETNAME $_CHIPNAME.cpu
-target create $_TARGETNAME arm926ejs -endian $_ENDIAN -chain-position $_TARGETNAME
+target create $_TARGETNAME arm966e -endian $_ENDIAN -chain-position $_TARGETNAME
 

tcl/target/hilscher_netx50.cfg

@@ -0,0 +1,50 @@
+################################################################################
+# Author: Michael Trensch (MTrensch@googlemail.com)
+################################################################################
+
+#Hilscher netX 50 CPU
+
+if { [info exists CHIPNAME] } {
+   set  _CHIPNAME $CHIPNAME
+} else {
+   set  _CHIPNAME netx50
+}
+
+if { [info exists ENDIAN] } {
+   set  _ENDIAN $ENDIAN
+} else {
+   set  _ENDIAN little
+}
+
+if { [info exists CPUTAPID ] } {
+   set _CPUTAPID $CPUTAPID
+} else {
+   set _CPUTAPID 0x25966021
+}
+
+# jtag scan chain
+jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
+
+# that TAP is associated with a target
+set _TARGETNAME $_CHIPNAME.cpu
+target create $_TARGETNAME arm966e -endian $_ENDIAN -chain-position $_TARGETNAME
+
+# On netX50 SDRAM is not accessible at offset 0xDEAD0-0xDEADF as it is busy from
+# DMA controller at init. This function will setup a dummy DMA to free this ares
+# and must be called before using SDRAM
+proc sdram_fix { } {
+
+  mww 0x1c005830 0x00000001
+
+  mww 0x1c005104 0xBFFFFFFC
+  mww 0x1c00510c 0x00480001
+  mww 0x1c005110 0x00000001
+
+  sleep 100
+
+  mww 0x1c00510c 0
+  mww 0x1c005110 0
+  mww 0x1c005830 0x00000000
+
+	puts "SDRAM Fix executed!"
+}

tcl/target/hilscher_netx500.cfg

@@ -0,0 +1,47 @@
+#Hilscher netX 500 CPU
+
+if { [info exists CHIPNAME] } {
+   set  _CHIPNAME $CHIPNAME
+} else {
+   set  _CHIPNAME netx500
+}
+
+if { [info exists ENDIAN] } {
+   set  _ENDIAN $ENDIAN
+} else {
+   set  _ENDIAN little
+}
+
+if { [info exists CPUTAPID ] } {
+   set _CPUTAPID $CPUTAPID
+} else {
+   set _CPUTAPID 0x07926021
+}
+
+# jtag scan chain
+jtag newtap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
+
+# that TAP is associated with a target
+set _TARGETNAME $_CHIPNAME.cpu
+target create $_TARGETNAME arm926ejs -endian $_ENDIAN -chain-position $_TARGETNAME
+
+proc mread32 {addr} {
+  set value(0) 0
+  mem2array value 32 $addr 1
+  return $value(0)
+}
+
+# This function must be called on netX100/500 right after halt
+# If it is called later the needed register cannot be written anymore
+proc sdram_fix { } {
+
+  set accesskey [mread32 0x00100070]
+  mww  0x00100070 [expr $accesskey]
+  mww  0x0010002c 0x00000001
+
+  if {[expr [mread32 0x0010002c] & 0x07] == 0x07} {
+	 puts "SDRAM Fix was not executed. Probably your CPU halted too late and the register is already locked!"
+  } else {
+	 puts "SDRAM Fix succeeded!"
+  }
+}