meta-ibm: use ibm-ac-server MACHINEOVERRIDE

Use an override in bbappends in meta-witherspoon as described and
recommended in the "following best practices when creating layers"
section of the the Yocto development tasks manual.

ibm-ac-server represents common machine configuration shared by all of
IBMs "Accelerated Compute" class of servers.  Apply it wherever any
variables are un-bounded by any override.

This enables more flexible use of meta-witherspoon in build
configurations, and easy addition of machines to the layer.

Change-Id: I637588acbaf76f90809b02e48e7fce461b46f6db
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-witherspoon/recipes-phosphor/ipmi/openpower-ipmi-oem_%.bbappend b/meta-witherspoon/recipes-phosphor/ipmi/openpower-ipmi-oem_%.bbappend
index 588f23e..ae379af 100644
--- a/meta-witherspoon/recipes-phosphor/ipmi/openpower-ipmi-oem_%.bbappend
+++ b/meta-witherspoon/recipes-phosphor/ipmi/openpower-ipmi-oem_%.bbappend
@@ -1,5 +1,5 @@
-DEPENDS_append = " acx22-yaml-config"
+DEPENDS_append_ibm-ac-server = " acx22-yaml-config"
 
-EXTRA_OECONF = " \
+EXTRA_OECONF_ibm-ac-server = " \
     INVSENSOR_YAML_GEN=${STAGING_DIR_HOST}${datadir}/acx22-yaml-config/ipmi-inventory-sensors.yaml \
     "
diff --git a/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config.bbappend b/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config.bbappend
index 3256e83..e3e5002 100644
--- a/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config.bbappend
+++ b/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config.bbappend
@@ -16,7 +16,7 @@
 unset do_patch[noexec]
 do_patch[depends] = "os-release:do_populate_sysroot"
 
-python do_patch() {
+python do_patch_ibm-ac-server() {
     import json
     import re
     from shutil import copyfile
diff --git a/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/dcmi_sensors.json b/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/ibm-ac-server/dcmi_sensors.json
similarity index 100%
rename from meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/dcmi_sensors.json
rename to meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/ibm-ac-server/dcmi_sensors.json
diff --git a/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/dev_id.json b/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/ibm-ac-server/dev_id.json
similarity index 100%
rename from meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/dev_id.json
rename to meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/ibm-ac-server/dev_id.json
diff --git a/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/power_reading.json b/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/ibm-ac-server/power_reading.json
similarity index 100%
rename from meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/power_reading.json
rename to meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-config/ibm-ac-server/power_reading.json
diff --git a/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-fru_%.bbappend b/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-fru_%.bbappend
index 408364c..2da9493 100644
--- a/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-fru_%.bbappend
+++ b/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-fru_%.bbappend
@@ -1,6 +1,6 @@
-DEPENDS_append = " acx22-yaml-config"
+DEPENDS_append_ibm-ac-server = " acx22-yaml-config"
 
-EXTRA_OECONF = " \
+EXTRA_OECONF_ibm-ac-server = " \
     YAML_GEN=${STAGING_DIR_HOST}${datadir}/acx22-yaml-config/ipmi-fru-read.yaml \
     PROP_YAML=${STAGING_DIR_HOST}${datadir}/acx22-yaml-config/ipmi-extra-properties.yaml \
     "
diff --git a/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-host_%.bbappend b/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-host_%.bbappend
index 16b1379..3fdcada 100644
--- a/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-host_%.bbappend
+++ b/meta-witherspoon/recipes-phosphor/ipmi/phosphor-ipmi-host_%.bbappend
@@ -1,6 +1,6 @@
-DEPENDS_append = " acx22-yaml-config"
+DEPENDS_append_ibm-ac-server = " acx22-yaml-config"
 
-EXTRA_OECONF = " \
+EXTRA_OECONF_ibm-ac-server = " \
     SENSOR_YAML_GEN=${STAGING_DIR_HOST}${datadir}/acx22-yaml-config/ipmi-sensors.yaml \
     INVSENSOR_YAML_GEN=${STAGING_DIR_HOST}${datadir}/acx22-yaml-config/ipmi-inventory-sensors.yaml \
     FRU_YAML_GEN=${STAGING_DIR_HOST}${datadir}/acx22-yaml-config/ipmi-fru-read.yaml \