Create dart-70 firmware

1 files changed, 141 insertions, 0 deletions

diff --git a/sw/dart-70/utils/stm32h7x3i.cfg b/sw/dart-70/utils/stm32h7x3i.cfg
new file mode 100644
index 0000000..04bed41
--- /dev/null
+++ b/sw/dart-70/utils/stm32h7x3i.cfg
@@ -0,0 +1,141 @@
+interface hla
+hla_layout stlink
+hla_device_desc "ST-LINK"
+hla_vid_pid 0x0483 0x374b
+
+transport select hla_swd
+
+if [catch {transport select}] {
+    echo "Error: unable to select a session transport. Can't continue."
+    shutdown
+}
+
+proc swj_newdap {chip tag args} {
+    if [using_hla] {
+        eval hla newtap $chip $tag $args
+    } elseif [using_jtag] {
+        eval jtag newtap $chip $tag $args
+    } elseif [using_swd] {
+        eval swd newdap $chip $tag $args
+    }
+}
+proc mrw {reg} {
+    set value ""
+    mem2array value 32 $reg 1
+    return $value(0)
+}
+
+add_usage_text mrw "address"
+add_help_text mrw "Returns value of word in memory."
+
+proc mrb {reg} {
+    set value ""
+    mem2array value 8 $reg 1
+    return $value(0)
+}
+
+add_usage_text mrb "address"
+add_help_text mrb "Returns value of byte in memory."
+
+proc mmw {reg setbits clearbits} {
+    set old [mrw $reg]
+    set new [expr ($old & ~$clearbits) | $setbits]
+    mww $reg $new
+}
+
+add_usage_text mmw "address setbits clearbits"
+add_help_text mmw "Modify word in memory. new_val = (old_val & ~clearbits) | setbits;"
+
+if { [info exists CHIPNAME] } {
+    set _CHIPNAME $CHIPNAME
+} else {
+    set _CHIPNAME stm32h7x
+}
+
+set _ENDIAN little
+
+# Work-area is a space in RAM used for flash programming
+# By default use 64kB
+if { [info exists WORKAREASIZE] } {
+    set _WORKAREASIZE $WORKAREASIZE
+} else {
+    set _WORKAREASIZE 0x10000
+}
+
+#jtag scan chain
+if { [info exists CPUTAPID] } {
+    set _CPUTAPID $CPUTAPID
+} else {
+    if { [using_jtag] } {
+        set _CPUTAPID 0x6ba00477
+    } {
+        set _CPUTAPID 0x6ba02477
+    }
+}
+
+swj_newdap $_CHIPNAME cpu -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_CPUTAPID
+dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.cpu
+
+if {[using_jtag]} {
+    swj_newdap $_CHIPNAME bs -irlen 5
+}
+
+set _TARGETNAME $_CHIPNAME.cpu
+target create $_TARGETNAME cortex_m -endian $_ENDIAN -dap $_CHIPNAME.dap
+
+$_TARGETNAME configure -work-area-phys 0x20000000 -work-area-size $_WORKAREASIZE -work-area-backup 0
+
+set _FLASHNAME $_CHIPNAME.flash
+flash bank $_FLASHNAME stm32h7x 0x08000000 0 0 0 $_TARGETNAME
+
+# Clock after reset is HSI at 64 MHz, no need of PLL
+adapter_khz 1800
+
+adapter_nsrst_delay 100
+if {[using_jtag]} {
+ jtag_ntrst_delay 100
+}
+
+# use hardware reset, connect under reset
+reset_config srst_only srst_nogate
+
+if {![using_hla]} {
+   # if srst is not fitted use SYSRESETREQ to
+   # perform a soft reset
+   cortex_m reset_config sysresetreq
+}
+
+$_TARGETNAME configure -event examine-end {
+    # Enable D3 and D1 DBG clocks
+    # DBGMCU_CR |= D3DBGCKEN | D1DBGCKEN
+    mmw 0x5C001004 0x00600000 0
+
+    # Enable debug during low power modes (uses more power)
+    # DBGMCU_CR |= DBG_STANDBY | DBG_STOP | DBG_SLEEP in D3 & D1 Domains
+    mmw 0x5C001004 0x00000187 0
+
+    # Stop watchdog counters during halt
+    # DBGMCU_APB3FZ1 |= WWDG1
+    mmw 0x5C001034 0x00000040 0
+    # DBGMCU_APB4FZ1 |= WDGLSD1
+    mmw 0x5C001054 0x00040000 0
+}
+
+$_TARGETNAME configure -event trace-config {
+    # Set TRACECLKEN; TRACE_MODE is set to async; when using sync
+    # change this value accordingly to configure trace pins
+    # assignment
+    mmw 0x5C001004 0x00100000 0
+}
+
+$_TARGETNAME configure -event reset-init {
+    # Clock after reset is HSI at 64 MHz, no need of PLL
+    adapter_khz 4000
+}
+
+# STM32H7xxxI 2Mo have a dual bank flash.
+# Add the second flash bank.
+set _FLASHNAME $_CHIPNAME.flash1
+flash bank $_FLASHNAME stm32h7x 0x08100000 0 0 0 $_TARGETNAME
+
+reset_config srst_only