soundstream: fixup README for external use

Bypass-Presubmit-Reason: still no sencha CI tests

Change-Id: I6438f8b7270d9025574463927b3e0cb633c3e4f5
diff --git a/sw/device/cheriot/soundstream/README.md b/sw/device/cheriot/soundstream/README.md
index 12f2f32..ae141af 100644
--- a/sw/device/cheriot/soundstream/README.md
+++ b/sw/device/cheriot/soundstream/README.md
@@ -1,19 +1,19 @@
 Soundstream bare-metal demo example
 ===================================
 
-Cheriot port of the shodan soundstream bare-metal demo.
+Cheriot port of the opensecura soundstream bare-metal demo.
 
-If you do not have a shodan repo setup, follow the instructions at
-https://spacebeaker.googlesource.com/shodan/docs/+/refs/heads/master/GettingStarted.md.
+If you do not have an opensecura repo setup, follow the instructions at
+https://opensecura.googlesource.com/docs/+/refs/heads/master/GettingStarted.md
 
 Be sure ROOTDIR is set in the environment pointing to a current
-shodan repo checkout and the target platform is "sencha"; e.g.
+opensecura repo checkout and the target platform is "sencha"; e.g.
 ```shell
-cd ~/shodan
+cd ~/opensecura
 source build/setup.sh
 set-platform sencha
 printenv ROOTDIR
-/usr/local/google/home/sleffler/shodan
+/usr/local/google/home/sleffler/opensecura
 ```
 
 The first time you setup a "sencha" platform you need to install the
@@ -60,17 +60,17 @@
 ```shell
 $ m simulate
 ...
-export XMAKE_CONFIGDIR=/usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release; \
-cd/usr/local/google/home/sleffler/shodan/hw/matcha/sw/device/cheriot/soundstream && \
+export XMAKE_CONFIGDIR=/usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release; \
+cd/usr/local/google/home/sleffler/opensecura/hw/matcha/sw/device/cheriot/soundstream && \
         xmake config \
-                -o /usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release \
-                --sdk=/usr/local/google/home/sleffler/shodan/cache/cheriot-tools \
+                -o /usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release \
+                --sdk=/usr/local/google/home/sleffler/opensecura/cache/cheriot-tools \
                 --board=sencha \
                 --debug-scheduler=true --debug-allocator=true && \
 xmake build
 checking for platform ... cheriot
 checking for architecture ... cheriot
-generating /usr/local/google/home/sleffler/shodan/sw/cheriot-rtos/sdk/firmware.ldscript.in ... ok
+generating /usr/local/google/home/sleffler/opensecura/sw/cheriot-rtos/sdk/firmware.ldscript.in ... ok
 [ 31%]: cache compiling.release i2s.cc
 [ 31%]: cache compiling.release ../../lib/dif/dif_i2s.c
 [ 32%]: cache compiling.release soundstream.cc
@@ -121,24 +121,24 @@
 [ 98%]: Creating firmware report ../../../../../../out/cheriot/sencha/release/cheriot/cheriot/release/soundstream-firmware.json
 [ 98%]: Creating firmware dump ../../../../../../out/cheriot/sencha/release/cheriot/cheriot/release/soundstream-firmware.dump
 ...
-mkdir /usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release/tmp
-cp -f /usr/local/google/home/sleffler/shodan/out/matcha-bundle-release.elf /usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release/tmp/matcha-tock-bundle
-riscv32-unknown-elf-strip /usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release/tmp/matcha-tock-bundle
-riscv32-unknown-elf-objcopy -O binary -g /usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release/tmp/matcha-tock-bundle /usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release/tmp/matcha-tock-bundle.bin
-ln -sf /usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release/cheriot/cheriot/release/soundstream-firmware /usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release/tmp/kernel
-tar -C /usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release/tmp -cvhf /usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release/ext_flash.tar matcha-tock-bundle.bin kernel
+mkdir /usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release/tmp
+cp -f /usr/local/google/home/sleffler/opensecura/out/matcha-bundle-release.elf /usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release/tmp/matcha-tock-bundle
+riscv32-unknown-elf-strip /usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release/tmp/matcha-tock-bundle
+riscv32-unknown-elf-objcopy -O binary -g /usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release/tmp/matcha-tock-bundle /usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release/tmp/matcha-tock-bundle.bin
+ln -sf /usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release/cheriot/cheriot/release/soundstream-firmware /usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release/tmp/kernel
+tar -C /usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release/tmp -cvhf /usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release/ext_flash.tar matcha-tock-bundle.bin kernel
 matcha-tock-bundle.bin
 kernel
-cd /usr/local/google/home/sleffler/shodan && /usr/local/google/home/sleffler/shodan/cache/renode/renode --disable-xwt --port 1234 -e "\
+cd /usr/local/google/home/sleffler/opensecura && /usr/local/google/home/sleffler/opensecura/cache/renode/renode --disable-xwt --port 1234 -e "\
     \$repl_file = @sim/config/platforms/sencha.repl; \
-    \$tar = @/usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release/ext_flash.tar; \
-    \$sc_bin =@/usr/local/google/home/sleffler/shodan/out/cheriot/sencha/release/tmp/matcha-tock-bundle.bin; \
+    \$tar = @/usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release/ext_flash.tar; \
+    \$sc_bin =@/usr/local/google/home/sleffler/opensecura/out/cheriot/sencha/release/tmp/matcha-tock-bundle.bin; \
     \$term_port = 3456; \$gdb_port = 3333; i @sim/config/sencha.resc; \
         pause; cpu0 IsHalted false; start"
-16:20:42.1702 [INFO] Loaded monitor commands from: /usr/local/google/home/sleffler/shodan/cache/renode/scripts/monitor.py
+16:20:42.1702 [INFO] Loaded monitor commands from: /usr/local/google/home/sleffler/opensecura/cache/renode/scripts/monitor.py
 16:20:42.1895 [INFO] Monitor available in telnet mode on port 1234
-16:20:42.4740 [INFO] Including script: /usr/local/google/home/sleffler/shodan/sim/config/sencha.resc
+16:20:42.4740 [INFO] Including script: /usr/local/google/home/sleffler/opensecura/sim/config/sencha.resc
 16:20:42.4910 [INFO] System bus created.
-16:20:45.5498 [INFO] Including script: /usr/local/google/home/sleffler/shodan/sim/config/sencha.resc
+16:20:45.5498 [INFO] Including script: /usr/local/google/home/sleffler/opensecura/sim/config/sencha.resc
 ...
 ```