This is an automated email from Gerrit. Christopher Head ([email protected]) just uploaded a new patch set to Gerrit, which you can find at http://openocd.zylin.com/4674
-- gerrit commit 21aab342d4ea3f1a5a1a75f5424de03c507996d0 Author: Christopher Head <[email protected]> Date: Fri Sep 14 15:27:34 2018 -0700 target/stm32: make APCSW cacheable Change-Id: I7c5c9720ded329848647f17db95f845e46c01c19 Signed-off-by: Christopher Head <[email protected]> diff --git a/tcl/target/stm32f7x.cfg b/tcl/target/stm32f7x.cfg index 562de30..e06a345 100755 --- a/tcl/target/stm32f7x.cfg +++ b/tcl/target/stm32f7x.cfg @@ -145,3 +145,11 @@ $_TARGETNAME configure -event reset-start { # Reduce speed since CPU speed will slow down to 16MHz with the reset adapter_khz 2000 } + +# Set CSW[27], which according to ARM ADI v5 appendix E1.4 maps to AHB signal +# HPROT[3], which according to AMBA AHB/ASB/APB specification chapter 3.7.3 +# makes the data access cacheable. This allows reading and writing data in the +# CPU cache from the debugger, which is far more useful than going straight to +# RAM when operating on typical variables, and is generally no worse when +# operating on special memory locations. +$_CHIPNAME.dap apcsw 0x08000000 0x08000000 diff --git a/tcl/target/stm32h7x.cfg b/tcl/target/stm32h7x.cfg index 10477a5..e2ea8a8 100644 --- a/tcl/target/stm32h7x.cfg +++ b/tcl/target/stm32h7x.cfg @@ -92,3 +92,11 @@ $_TARGETNAME configure -event reset-init { # Clock after reset is HSI at 64 MHz, no need of PLL adapter_khz 4000 } + +# Set CSW[27], which according to ARM ADI v5 appendix E1.4 maps to AHB signal +# HPROT[3], which according to AMBA AHB/ASB/APB specification chapter 3.7.3 +# makes the data access cacheable. This allows reading and writing data in the +# CPU cache from the debugger, which is far more useful than going straight to +# RAM when operating on typical variables, and is generally no worse when +# operating on special memory locations. +$_CHIPNAME.dap apcsw 0x08000000 0x08000000 -- _______________________________________________ OpenOCD-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/openocd-devel
