[OpenOCD-devel] [PATCH]: ab0c072 target/imx8x: Initial support

[<ge...@op...>]

This is an automated email from Gerrit.

Leonard Crestez (leo...@nx...) just uploaded a new patch set to Gerrit, which you can find at http://openocd.zylin.com/5037

-- gerrit

commit ab0c07299f9d94f1a32765629ec9804bea89410f
Author: Leonard Crestez <leo...@nx...>
Date:   Wed Apr 3 21:32:17 2019 +0300

    target/imx8x: Initial support
    
    Tested on imx8qxp-mek board running linux
    
    Change-Id: Iad72668a706775d9f5557f43660ccfa22ea90a19
    Signed-off-by: Leonard Crestez <leo...@nx...>

diff --git a/tcl/target/imx8x.cfg b/tcl/target/imx8x.cfg
new file mode 100644
index 0000000..1fda52f
--- /dev/null
+++ b/tcl/target/imx8x.cfg
@@ -0,0 +1,76 @@
+#
+# NXP i.MX8X family
+#
+
+if { [info exists CHIPNAME] } {
+   set  _CHIPNAME $CHIPNAME
+} else {
+   set  _CHIPNAME imx8x
+}
+
+# Default to 4 core (for imx8qxp)
+if { [info exists CHIPCORES] } {
+    set _cores $CHIPCORES
+} else {
+    set _cores 4
+}
+
+# CoreSight Debug Access Port (DAP)
+if { [info exists DAP_TAPID] } {
+    set _DAP_TAPID $DAP_TAPID
+} else {
+    # TAPID is from FreeScale!
+    set _DAP_TAPID 0x1890201d
+}
+
+jtag newtap $_CHIPNAME dap -irlen 4 -ircapture 0x01 -irmask 0x0f \
+        -expected-id $_DAP_TAPID
+
+dap create $_CHIPNAME.dap -chain-position $_CHIPNAME.dap
+
+# AXI: Main SOC bus on AP #0
+target create ${_CHIPNAME}.axi mem_ap -dap ${_CHIPNAME}.dap -ap-num 0
+
+# Up to 4x Cortex-A35 on AP #4
+set _TARGETNAME $_CHIPNAME.a35
+set _CTINAME $_CHIPNAME.cti
+
+set DBGBASE {0x80410000 0x80510000 0x80610000 0x80710000}
+set CTIBASE {0x80420000 0x80520000 0x80620000 0x80720000}
+
+for { set _core 0 } { $_core < $_cores } { incr _core } {
+    cti create $_CTINAME.$_core -dap $_CHIPNAME.dap -ap-num 4 \
+        -ctibase [lindex $CTIBASE $_core]
+
+    set _command "target create $_TARGETNAME.$_core aarch64 -dap $_CHIPNAME.dap \
+        -dbgbase [lindex $DBGBASE $_core] -cti $_CTINAME.$_core"
+
+    if { $_core != 0 } {
+        # non-boot core examination may fail
+        set _command "$_command -defer-examine"
+        set _smp_command "$_smp_command $_TARGETNAME.$_core"
+    } else {
+        set _smp_command "target smp $_TARGETNAME.$_core"
+    }
+
+    eval $_command
+}
+
+eval $_smp_command
+
+# SCU: Cortex-M4 core
+# always running imx SC firmware
+target create ${_CHIPNAME}.scu cortex_m -dap ${_CHIPNAME}.dap -ap-num 1
+
+# AHB from SCU perspective
+target create ${_CHIPNAME}.scu_ahb mem_ap -dap ${_CHIPNAME}.dap -ap-num 1
+
+# Cortex-M4 core on AP #2 (default off)
+target create ${_CHIPNAME}.m4 cortex_m -dap ${_CHIPNAME}.dap -ap-num 2 \
+        -defer-examine
+
+# Debug APB bus
+target create ${_CHIPNAME}.apb mem_ap -dap ${_CHIPNAME}.dap -ap-num 4
+
+# Default target is boot core a35.0
+targets $_CHIPNAME.a35.0

--