pru-icss: install multiple example firmwares

* Create packages for the PRU_Halt and PRU_RPMsg_Echo_Interrupt
  example firmwares
* Use update-alternatives to link these to the required firmware path

Signed-off-by: Jacob Stiffler <j-stiffler@ti.com>
Signed-off-by: Denys Dmytriyenko <denys@ti.com>

1 files changed, 85 insertions, 12 deletions

diff --git a/recipes-bsp/pru/pru-icss_git.bb b/recipes-bsp/pru/pru-icss_git.bb
index b756713e..802521b4 100644
--- a/recipes-bsp/pru/pru-icss_git.bb
+++ b/recipes-bsp/pru/pru-icss_git.bb
@@ -4,18 +4,30 @@ LICENSE = "BSD-3-Clause & GPL-2.0 & PD"
 
 LIC_FILES_CHKSUM = "file://PRU-Package-v4.0-Manifest.html;md5=5ea937e4ff2c924a735d42e61ad8cbe3"
 
+inherit update-alternatives
+
 BRANCH = "master"
 SRC_URI = "git://git.ti.com/pru-software-support-package/pru-software-support-package.git;protocol=git;branch=${BRANCH}"
 SRCREV = "476289eb7c3a91977bae84aea55c56f3120b48ea"
 
 PV = "4.0.0.0"
-PR = "r0"
+PR = "r1"
 
 require recipes-ti/includes/ti-paths.inc
 
 COMPATIBLE_MACHINE = "ti33x|ti43x|omap-a15"
 PACKAGE_ARCH = "${MACHINE_ARCH}"
 
+PACKAGES_prepend = " \
+    ${PN}-halt \
+    ${PN}-rpmsg-echo \
+"
+
+RDEPENDS_${PN}_append = " \
+    ${PN}-halt \
+    ${PN}-rpmsg-echo \
+"
+
 DEPENDS = "ti-cgt-pru-native"
 
 S = "${WORKDIR}/git"
@@ -24,6 +36,10 @@ export PRU_CGT = "${TI_CGT_PRU_INSTALL_DIR}"
 
 SUBDIRS = "examples pru_cape/pru_fw lib/src labs"
 
+PLATFORM_ti33x = "am335x"
+PLATFORM_ti43x = "am437x"
+PLATFORM_omap-a15 = "am572x"
+
 do_compile() {
     for dir in ${SUBDIRS}
     do
@@ -31,36 +47,93 @@ do_compile() {
     done
 }
 
-do_install_ti33x() {
-    install -d ${D}/lib/firmware
+do_install() {
+    install -d ${D}/lib/firmware/pru
+    install -m 644 ${S}/examples/${PLATFORM}/PRU_Halt/gen/PRU_Halt.out \
+                   ${D}/lib/firmware/pru
+}
+
+do_install_append_ti33x() {
     for i in 0 1
     do
         install -m 0644 ${S}/examples/am335x/PRU_RPMsg_Echo_Interrupt${i}/gen/PRU_RPMsg_Echo_Interrupt${i}.out \
-                        ${D}/lib/firmware/am335x-pru${i}-fw
+                        ${D}/lib/firmware/pru
     done
 }
 
-do_install_ti43x() {
-    install -d ${D}/lib/firmware
+do_install_append_ti43x() {
     for i in 0 1
     do
         install -m 0644 ${S}/examples/am437x/PRU_RPMsg_Echo_Interrupt${i}/gen/PRU_RPMsg_Echo_Interrupt${i}.out \
-                        ${D}/lib/firmware/am437x-pru1_${i}-fw
+                        ${D}/lib/firmware/pru
     done
 }
 
-do_install_omap-a15() {
-    install -d ${D}/lib/firmware
+do_install_append_omap-a15() {
     for i in 1 2
     do
         for j in 0 1
         do
             install -m 0644 ${S}/examples/am572x/PRU_RPMsg_Echo_Interrupt${i}_${j}/gen/PRU_RPMsg_Echo_Interrupt${i}_${j}.out \
-                            ${D}/lib/firmware/am57xx-pru${i}_${j}-fw
+                            ${D}/lib/firmware/pru
         done
     done
 }
 
-FILES_${PN} += "/lib/firmware"
+FILES_${PN}-halt = "/lib/firmware/pru/PRU_Halt.out"
+FILES_${PN}-rpmsg-echo = "/lib/firmware/pru/PRU_RPMsg_Echo_Interrupt*"
+
+# Set up names for the firmwares
+PRU_ICSS_ALTERNATIVES_ti33x    = "am335x-pru0-fw am335x-pru1-fw"
+PRU_ICSS_ALTERNATIVES_ti43x    = "am437x-pru1_0-fw am437x-pru1_1-fw"
+PRU_ICSS_ALTERNATIVES_omap-a15 = "am57xx-pru1_0-fw am57xx-pru1_1-fw am57xx-pru2_0-fw am57xx-pru2_1-fw"
+
+# Set up link names for the firmwares
+ALTERNATIVE_LINK_NAME[am335x-pru0-fw] = "/lib/firmware/am335x-pru0-fw"
+ALTERNATIVE_LINK_NAME[am335x-pru1-fw] = "/lib/firmware/am335x-pru1-fw"
+
+ALTERNATIVE_LINK_NAME[am437x-pru1_0-fw] = "/lib/firmware/am437x-pru1_0-fw"
+ALTERNATIVE_LINK_NAME[am437x-pru1_1-fw] = "/lib/firmware/am437x-pru1_1-fw"
+
+ALTERNATIVE_LINK_NAME[am57xx-pru1_0-fw] = "/lib/firmware/am57xx-pru1_0-fw"
+ALTERNATIVE_LINK_NAME[am57xx-pru1_1-fw] = "/lib/firmware/am57xx-pru1_1-fw"
+ALTERNATIVE_LINK_NAME[am57xx-pru2_0-fw] = "/lib/firmware/am57xx-pru2_0-fw"
+ALTERNATIVE_LINK_NAME[am57xx-pru2_1-fw] = "/lib/firmware/am57xx-pru2_1-fw"
+
+# Create the pru-icss-halt firmware alternatives
+ALTERNATIVE_pru-icss-halt = "${PRU_ICSS_ALTERNATIVES}"
+
+ALTERNATIVE_TARGET_pru-icss-halt[am335x-pru0-fw] = "/lib/firmware/pru/PRU_Halt.out"
+ALTERNATIVE_TARGET_pru-icss-halt[am335x-pru1-fw] = "/lib/firmware/pru/PRU_Halt.out"
+
+ALTERNATIVE_TARGET_pru-icss-halt[am437x-pru1_0-fw] = "/lib/firmware/pru/PRU_Halt.out"
+ALTERNATIVE_TARGET_pru-icss-halt[am437x-pru1_1-fw] = "/lib/firmware/pru/PRU_Halt.out"
+
+ALTERNATIVE_TARGET_pru-icss-halt[am57xx-pru1_0-fw] = "/lib/firmware/pru/PRU_Halt.out"
+ALTERNATIVE_TARGET_pru-icss-halt[am57xx-pru1_1-fw] = "/lib/firmware/pru/PRU_Halt.out"
+ALTERNATIVE_TARGET_pru-icss-halt[am57xx-pru2_0-fw] = "/lib/firmware/pru/PRU_Halt.out"
+ALTERNATIVE_TARGET_pru-icss-halt[am57xx-pru2_1-fw] = "/lib/firmware/pru/PRU_Halt.out"
+
+ALTERNATIVE_PRIORITY_pru-icss-halt = "50"
+
+# Craete the pru-icss-rpmsg-echo firmware alternatives
+ALTERNATIVE_pru-icss-rpmsg-echo = "${PRU_ICSS_ALTERNATIVES}"
+
+ALTERNATIVE_TARGET_pru-icss-rpmsg-echo[am335x-pru0-fw] = "/lib/firmware/pru/PRU_RPMsg_Echo_Interrupt0.out"
+ALTERNATIVE_TARGET_pru-icss-rpmsg-echo[am335x-pru1-fw] = "/lib/firmware/pru/PRU_RPMsg_Echo_Interrupt1.out"
+
+ALTERNATIVE_TARGET_pru-icss-rpmsg-echo[am437x-pru1_0-fw] = "/lib/firmware/pru/PRU_RPMsg_Echo_Interrupt0.out"
+ALTERNATIVE_TARGET_pru-icss-rpmsg-echo[am437x-pru1_1-fw] = "/lib/firmware/pru/PRU_RPMsg_Echo_Interrupt1.out"
+
+ALTERNATIVE_TARGET_pru-icss-rpmsg-echo[am57xx-pru1_0-fw] = "/lib/firmware/pru/PRU_RPMsg_Echo_Interrupt1_0.out"
+ALTERNATIVE_TARGET_pru-icss-rpmsg-echo[am57xx-pru1_1-fw] = "/lib/firmware/pru/PRU_RPMsg_Echo_Interrupt1_1.out"
+ALTERNATIVE_TARGET_pru-icss-rpmsg-echo[am57xx-pru2_0-fw] = "/lib/firmware/pru/PRU_RPMsg_Echo_Interrupt2_0.out"
+ALTERNATIVE_TARGET_pru-icss-rpmsg-echo[am57xx-pru2_1-fw] = "/lib/firmware/pru/PRU_RPMsg_Echo_Interrupt2_1.out"
+
+ALTERNATIVE_PRIORITY_pru-icss-rpmsg-echo = "100"
+
+ALLOW_EMPTY_${PN} = "1"
 
-INSANE_SKIP_${PN} = "arch"
+# This installs PRU firmware, so skip "arch" QA check
+INSANE_SKIP_${PN}-halt = "arch"
+INSANE_SKIP_${PN}-rpmsg-echo = "arch"