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target: am437x: use more descriptive names 

Use more descriptive names for JRC and DAPs
so they more closely match documentation.

For example there's no Cortex A9 DAP, that's
the DebugSS DAP where Cortex A9 target sits. In
that same DAP we have have ETM, STM and both
dual-PRU subsystems.

Change-Id: I0e66ebb6299763f96606fae3e4c62e5785c804f2
Signed-off-by: Felipe Balbi <balbi@ti.com>
Reviewed-on: http://openocd.zylin.com/2620
Tested-by: jenkins
Reviewed-by: Tom Rini <trini@konsulko.com>
Reviewed-by: Paul Fertser <fercerpav@gmail.com>
This commit is contained in:
Felipe Balbi 2015-03-18 15:50:53 -05:00 committed by Paul Fertser
parent 0c20f1ff3f
commit beb61c6999
1 changed files with 21 additions and 12 deletions
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31
tcl/target/am437x.cfg
View File

@ -439,27 +439,36 @@ if { [info exists CHIPNAME] } {
set _CHIPNAME am437x
}
set JRC_MODULE icepick_d
set DEBUGSS_MODULE debugss
set M3_MODULE m3_wakeupss
set JRC_NAME $_CHIPNAME.$JRC_MODULE
set DEBUGSS_NAME $_CHIPNAME.$DEBUGSS_MODULE
set M3_NAME $_CHIPNAME.$M3_MODULE
set _TARGETNAME $_CHIPNAME.mpuss
#
# M3 DAP
# M3 WakeupSS DAP
#
if { [info exists M3_DAP_TAPID] } {
set _M3_DAP_TAPID $M3_DAP_TAPID
} else {
set _M3_DAP_TAPID 0x4b6b902f
}
jtag newtap $_CHIPNAME m3_dap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_M3_DAP_TAPID -disable
jtag configure $_CHIPNAME.m3_dap -event tap-enable "icepick_d_tapenable $_CHIPNAME.jrc 11"
jtag newtap $_CHIPNAME $M3_MODULE -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_M3_DAP_TAPID -disable
jtag configure $M3_NAME -event tap-enable "icepick_d_tapenable $JRC_NAME 11"
#
# Cortex A9 DAP
# DebugSS DAP
#
if { [info exists DAP_TAPID] } {
set _DAP_TAPID $DAP_TAPID
} else {
set _DAP_TAPID 0x46b6902f
}
jtag newtap $_CHIPNAME dap -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_DAP_TAPID -disable
jtag configure $_CHIPNAME.dap -event tap-enable "icepick_d_tapenable $_CHIPNAME.jrc 12"
jtag newtap $_CHIPNAME $DEBUGSS_MODULE -irlen 4 -ircapture 0x1 -irmask 0xf -expected-id $_DAP_TAPID -disable
jtag configure $DEBUGSS_NAME -event tap-enable "icepick_d_tapenable $JRC_NAME 12"
#
# ICEpick-D (JTAG route controller)
@ -469,16 +478,16 @@ if { [info exists JRC_TAPID] } {
} else {
set _JRC_TAPID 0x0b98c02f
}
jtag newtap $_CHIPNAME jrc -irlen 6 -ircapture 0x1 -irmask 0x3f -expected-id $_JRC_TAPID -ignore-version
jtag configure $_CHIPNAME.jrc -event setup "jtag tapenable $_CHIPNAME.dap"
jtag newtap $_CHIPNAME $JRC_MODULE -irlen 6 -ircapture 0x1 -irmask 0x3f -expected-id $_JRC_TAPID -ignore-version
jtag configure $JRC_NAME -event setup "jtag tapenable $DEBUGSS_NAME"
# some TCK tycles are required to activate the DEBUG power domain
jtag configure $_CHIPNAME.jrc -event post-reset "runtest 100"
jtag configure $JRC_NAME -event post-reset "runtest 100"
#
# Cortex A9 target
#
set _TARGETNAME $_CHIPNAME.cpu
target create $_TARGETNAME cortex_a -chain-position $_CHIPNAME.dap -dbgbase 0x80000000
target create $_TARGETNAME cortex_a -chain-position $DEBUGSS_NAME -dbgbase 0x80000000
# SRAM: 256K at 0x4030.0000
$_TARGETNAME configure -work-area-phys 0x40300000 -work-area-size 0x40000