mirror of
https://github.com/DualTachyon/uv-k5-firmware.git
synced 2024-11-21 05:30:49 +08:00
121 lines
3.2 KiB
INI
121 lines
3.2 KiB
INI
transport select swd
|
|
adapter speed 32000
|
|
reset_config srst_only srst_nogate connect_assert_srst
|
|
gdb_breakpoint_override hard
|
|
|
|
set _CHIP_NAME DP32G0xx
|
|
# Create a new dap, with name chip and role CPU, -enable let's OpenOCD to know to add it to the scan
|
|
swd newdap $_CHIP_NAME cpu -enable
|
|
|
|
# Create the DAP instance, this must be explicitly created according to the OpenOCD docs
|
|
dap create $_CHIP_NAME.dap -chain-position $_CHIP_NAME.cpu
|
|
|
|
# Set up the GDB target for the CPU, cortex_m is the CPU type,
|
|
target create $_CHIP_NAME.cpu cortex_m -dap $_CHIP_NAME.dap
|
|
|
|
set _SECTOR_SIZE 512
|
|
proc uv_clear_flash_sector {sector_number} {
|
|
echo [format "Erasing sector 0x%02x = offset 0x%04x" [expr {$sector_number}] [expr {$sector_number*256}] ]
|
|
write_memory 0x4006F000 32 {0x09} ;#set erasing mode
|
|
write_memory 0x4006F004 32 [expr {$sector_number << 6}]
|
|
write_memory 0x4006F01c 32 {0xAA} ;#unlock flash
|
|
write_memory 0x4006F010 32 {0x01} ;#set OPSTART=1
|
|
read_memory 0x4006F014 32 1 ;#check status for 0x02
|
|
uv_wait_busy
|
|
write_memory 0x4006F018 32 {0x55} ;#lock flash
|
|
}
|
|
|
|
proc uv_clear_whole_flash {} {
|
|
for {set i 0} {$i < 0x100} {incr i} {
|
|
uv_clear_flash_sector $i
|
|
}
|
|
}
|
|
|
|
proc uv_clear_sectors {sectors_count} {
|
|
for {set i 0} {$i < $sectors_count} {incr i} {
|
|
uv_clear_flash_sector $i
|
|
}
|
|
}
|
|
|
|
proc uv_flash_unlock {} {
|
|
write_memory 0x4006F01c 32 {0xAA} ;#unlock flash
|
|
uv_wait_busy
|
|
}
|
|
|
|
proc uv_flash_lock {} {
|
|
write_memory 0x4006F018 32 {0x55} ;#lock flash
|
|
uv_wait_busy
|
|
}
|
|
|
|
proc uv_flash_write {address value} {
|
|
write_memory 0x4006F000 32 {0x05} ;#set writing mode
|
|
write_memory 0x4006F004 32 [expr {($address>>2)+0xC000}] ;#set address in flash
|
|
write_memory 0x4006F008 32 $value ;#set data
|
|
write_memory 0x4006F010 32 {0x01} ;#set OPSTART=1
|
|
while {1} {
|
|
set status [read_memory 0x4006F014 32 1]
|
|
if {($status & 0x4) != 0} {
|
|
break
|
|
}
|
|
}
|
|
uv_wait_busy
|
|
}
|
|
|
|
proc uv_wait_busy {} {
|
|
while {1} {
|
|
set status [read_memory 0x4006F014 32 1]
|
|
if {($status & 0x2) == 0} {
|
|
break
|
|
}
|
|
}
|
|
}
|
|
|
|
proc write_image {filename address} {
|
|
global _SECTOR_SIZE
|
|
|
|
set fs [file size $filename]
|
|
set fd [open $filename "rb"]
|
|
|
|
echo "Checking mask"
|
|
set status [read_memory 0x4006F020 32 1]
|
|
if {$status != 6} {
|
|
echo "Changing mask"
|
|
write_memory 0x4006F020 32 0
|
|
uv_wait_busy
|
|
write_memory 0x4006F020 32 6
|
|
uv_wait_busy
|
|
set status [read_memory 0x4006F020 32 1]
|
|
if {$status != 6} {
|
|
echo [format "Cannot set flash mask %d!" $status]
|
|
close $fd
|
|
return
|
|
}
|
|
}
|
|
uv_clear_sectors [expr {2*($fs+$_SECTOR_SIZE-1)/$_SECTOR_SIZE}]
|
|
uv_flash_unlock
|
|
|
|
set addr $address
|
|
while {![eof $fd]} {
|
|
set data [read $fd 4]
|
|
if {[string length $data] == 4} {
|
|
set b0 [scan [string index $data 0] %c]
|
|
set b1 [scan [string index $data 1] %c]
|
|
set b2 [scan [string index $data 2] %c]
|
|
set b3 [scan [string index $data 3] %c]
|
|
set i_data [expr {$b0 | $b1 << 8 | $b2 << 16 | $b3 << 24}]
|
|
|
|
echo [format "Writing 0x%04x to address 0x%04x (%02d %%)" $i_data $addr [expr {(100*($addr+4)/$fs)}]]
|
|
uv_flash_write $addr $i_data
|
|
incr addr 4
|
|
}
|
|
}
|
|
uv_flash_lock
|
|
|
|
close $fd
|
|
}
|
|
|
|
# dap init
|
|
init
|
|
halt
|
|
# reset halt
|