interesting
/
riscv-openocd
mirror of https://github.com/riscv/riscv-openocd.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

Pic32mx.cfg: Change system clock to 8Mhz after reset-init. 

As for openocd 0.6.0-rc2 the function mips32_pracc_fastdata_xfer()
should now work at a scan frequency up to 1200Khz.
Mainly usefull to increase programming speed.

Also verify_image should be slightly faster.

Change-Id: I1e9b2be73690a4597e2f6ba069c1205026850f07
Signed-off-by: Salvador Arroyo <sarroyofdez@yahoo.es>
Reviewed-on: http://openocd.zylin.com/805
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
This commit is contained in:
Salvador Arroyo 2012-09-01 13:50:39 +02:00 committed by Spencer Oliver
parent 0355d98793
commit 115b7be426
1 changed files with 14 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
tcl/target/pic32mx.cfg
View File

@ -62,6 +62,20 @@ $_TARGETNAME configure -event reset-init {
mww 0xbf882020 $_WORKAREASIZE
# BMXDUPBA: 0k user program - (BMXDUPBA - BMXDUDBA)
mww 0xbf882030 $_WORKAREASIZE
#
# Set system clock to 8Mhz if the default clock configuration is set
#
# SYSKEY register, make sure OSCCON is locked
mww 0xbf80f230 0x0
# SYSKEY register, write unlock sequence
mww 0xbf80f230 0xaa996655
mww 0xbf80f230 0x556699aa
# OSCCON register + 4, clear OSCCON FRCDIV bits: 24, 25 and 26, divided by 1
mww 0xbf80f004 0x07000000
# SYSKEY register, relock OSCCON
mww 0xbf80f230 0x0
}
set _FLASHNAME $_CHIPNAME.flash0