[devices]:Firmware upgrade support for DellEMC platforms

platform/broadcom/platform-modules-dell.mk

@@ -5,12 +5,14 @@ DELL_Z9100_PLATFORM_MODULE_VERSION = 1.1
 DELL_S6100_PLATFORM_MODULE_VERSION = 1.1
 DELL_Z9264F_PLATFORM_MODULE_VERSION = 1.1
 DELL_S5232F_PLATFORM_MODULE_VERSION = 1.1
+DELL_S5248F_PLATFORM_MODULE_VERSION = 1.1
 
 export DELL_S6000_PLATFORM_MODULE_VERSION
 export DELL_Z9100_PLATFORM_MODULE_VERSION
 export DELL_S6100_PLATFORM_MODULE_VERSION
 export DELL_Z9264F_PLATFORM_MODULE_VERSION
 export DELL_S5232F_PLATFORM_MODULE_VERSION
+export DELL_S5248F_PLATFORM_MODULE_VERSION
 
 DELL_Z9100_PLATFORM_MODULE = platform-modules-z9100_$(DELL_Z9100_PLATFORM_MODULE_VERSION)_amd64.deb
 $(DELL_Z9100_PLATFORM_MODULE)_SRC_PATH = $(PLATFORM_PATH)/sonic-platform-modules-dell
@@ -35,6 +37,9 @@ DELL_S5232F_PLATFORM_MODULE = platform-modules-s5232f_$(DELL_S5232F_PLATFORM_MOD
 $(DELL_S5232F_PLATFORM_MODULE)_PLATFORM = x86_64-dellemc_s5232f_c3538-r0
 $(eval $(call add_extra_package,$(DELL_Z9100_PLATFORM_MODULE),$(DELL_S5232F_PLATFORM_MODULE)))
 
+DELL_S5248F_PLATFORM_MODULE = platform-modules-s5248f_$(DELL_S5248F_PLATFORM_MODULE_VERSION)_amd64.deb
+$(DELL_S5248F_PLATFORM_MODULE)_PLATFORM = x86_64-dellemc_s5248f_c3538-r0
+$(eval $(call add_extra_package,$(DELL_Z9100_PLATFORM_MODULE),$(DELL_S5248F_PLATFORM_MODULE)))
 SONIC_STRETCH_DEBS += $(DELL_Z9100_PLATFORM_MODULE)
 
 #flashrom tool

platform/broadcom/sonic-platform-modules-dell/common/fw-updater

@@ -0,0 +1,91 @@
+#!/usr/bin/python
+
+# dell staging fw updater script
+
+import os
+import sys
+import subprocess
+import argparse
+
+
+onie_boot_folder  = '/mnt/onie-boot/onie/tools/bin/onie-fwpkg'
+onie_fwpkg_tool  = '/mnt/onie-boot/onie/tools/bin/onie-fwpkg'
+ONIE_BOOT_MODE_CMD = '/mnt/onie-boot/onie/tools/bin/onie-boot-mode'
+HOST_GRUB_DIR = '/host'
+HOST_GRUB_CFG = HOST_GRUB_DIR + '/grub/grub.cfg'
+HOST_GRUB_ENV = HOST_GRUB_DIR + '/grub/grubenv'
+HOST_GRUB_BOOT_DIR = '--boot-directory=' + HOST_GRUB_DIR
+HOST_PLATFORM_INFO = HOST_GRUB_DIR + '/platform'
+dell_reload_tool = '/usr/bin/reboot'
+
+
+
+
+def set_onie_mode(option):
+    """Select the ONIE boot mode, and set the next_entry to point to ONIE"""
+    _set_env_option('next_entry', 'ONIE')
+    subprocess.check_call([ONIE_BOOT_MODE_CMD, '-o', option])
+
+def set_onie_fw_update_env():
+    """Select the ONIE boot mode, and set the next_entry to point to ONIE"""
+
+    if not os.path.exists(onie_boot_folder):
+            os.makedirs(onie_boot_folder)
+
+    try:
+        subprocess.check_call(['mount','/dev/disk/by-label/ONIE-BOOT','/mnt/onie-boot'])
+    except:
+        print "onie-boot not able to mount"
+
+def _set_env_option(option, value):
+    """Set an option in the GRUB environment block. Pass None to value to
+    unset the option"""
+    if value is None:
+        action = 'unset'
+        key_value = option
+    else:
+        action = 'set'
+        key_value = '%s=%s' % (option, value)
+
+    subprocess.check_call(['grub-editenv', HOST_GRUB_ENV, action, key_value])
+
+
+def dell_firmware_update_staging(image_name):
+
+    try:
+        p = subprocess.Popen([onie_fwpkg_tool,"purge"],stdout=subprocess.PIPE,stdin=subprocess.PIPE)
+        p.communicate("y")
+    except:
+        print "onie-fwpkg command not found for purging old fw updates"
+
+    try:
+        subprocess.check_call([onie_fwpkg_tool,"add", str(image_name)])
+    except:
+        print "onie-fwpkg is not found to stage fw updates"
+
+    try:
+        set_onie_mode("update")
+    except:
+        print "dell-image command not found"
+
+    try:
+        subprocess.check_call([dell_reload_tool])
+    except:
+        print "reload command not found"
+
+
+if __name__ == '__main__':
+    parser = argparse.ArgumentParser(description='Dell HOST Firmware updates')
+    opts = parser.add_mutually_exclusive_group(required=True)
+    opts.add_argument('-u', '--update', nargs=1, metavar='IMAGE',
+                       help='update specified image')
+
+    args = parser.parse_args()
+
+    if os.getuid() != 0:
+        parser.exit(127, 'ERROR: Must be root\n')
+
+    if args.update:
+        set_onie_fw_update_env()
+        dell_firmware_update_staging(args.update[0])
+

platform/broadcom/sonic-platform-modules-dell/debian/platform-modules-s5232f.install

@@ -7,3 +7,4 @@ s5232f/scripts/qsfp_irq_enable.py usr/bin
 s5232f/cfg/s5232f-modules.conf etc/modules-load.d
 s5232f/systemd/platform-modules-s5232f.service etc/systemd/system
 common/platform_reboot usr/share/sonic/device/x86_64-dellemc_s5232f_c3538-r0
+common/fw-updater usr/local/bin

platform/broadcom/sonic-platform-modules-dell/debian/platform-modules-s5248f.install

@@ -7,3 +7,4 @@ s5248f/scripts/qsfp_irq_enable.py usr/bin
 s5248f/cfg/s5248f-modules.conf etc/modules-load.d
 s5248f/systemd/platform-modules-s5248f.service etc/systemd/system
 common/platform_reboot usr/share/sonic/device/x86_64-dellemc_s5248f_c3538-r0
+common/fw-updater usr/local/bin

platform/broadcom/sonic-platform-modules-dell/debian/platform-modules-s6100.install

@@ -13,3 +13,4 @@ s6100/scripts/sensors usr/bin
 s6100/systemd/platform-modules-s6100.service etc/systemd/system
 s6100/systemd/s6100-lpc-monitor.service etc/systemd/system
 tools/flashrom/flashrom usr/local/bin/
+common/fw-updater usr/local/bin

platform/broadcom/sonic-platform-modules-dell/debian/platform-modules-z9100.install

@@ -11,3 +11,4 @@ z9100/modules/sonic_platform-1.0-py2-none-any.whl usr/share/sonic/device/x86_64-
 z9100/cfg/z9100-modules.conf etc/modules-load.d
 z9100/systemd/platform-modules-z9100.service etc/systemd/system
 z9100/systemd/z9100-lpc-monitor.service etc/systemd/system
+common/fw-updater usr/local/bin

platform/broadcom/sonic-platform-modules-dell/debian/platform-modules-z9264f.install

@@ -7,3 +7,4 @@ z9264f/scripts/qsfp_irq_enable.py usr/bin
 z9264f/cfg/z9264f-modules.conf etc/modules-load.d
 z9264f/systemd/platform-modules-z9264f.service etc/systemd/system
 common/platform_reboot usr/share/sonic/device/x86_64-dellemc_z9264f_c3538-r0
+common/fw-updater usr/local/bin