add firmware support

2 files changed, 26 insertions, 2 deletions

diff --git a/images/make_boot_img b/images/make_boot_img
index bc341be9c..02fd0b85d 100755
--- a/images/make_boot_img
+++ b/images/make_boot_img
@@ -143,8 +143,9 @@ sub initrd {
     my $stage1_root = "../mdk-stage1";
 
     _ "rm -rf $tmp_initrd";
-    mkdir_p("$tmp_initrd$_") foreach qw(/etc /lib /modules /sbin /tmp /var);
+    mkdir_p("$tmp_initrd$_") foreach qw(/etc /firmware /lib /modules /sbin /tmp /var);
     symlink "../modules", "$tmp_initrd/lib/modules";
+    symlink "../firmware", "$tmp_initrd/lib/firmware";
 
     symlink "/proc/mounts", "$tmp_initrd/etc/mtab";
     symlink "../tmp", "$tmp_initrd/var/run";
@@ -156,7 +157,29 @@ sub initrd {
     foreach ("/usr/share/ldetect-lst/fallback-modules.alias", "/lib/module-init-tools/ldetect-lst-modules.alias") {
         _ "install -D $_ $tmp_initrd$_";
     }
-
+    foreach my $firm (glob_("all.kernels$I/$ext/firmware/*")) {
+        my $dest=$firm;
+        $dest =~ s|all.kernels$I/$ext/||;
+        _ "cp -a $firm $tmp_initrd/$dest";
+    };
+
+    output("$tmp_initrd/hotplug", q{#!/bin/sh -e
+if [ "$SUBSYSTEM" = firmware ] && [ "$ACTION" = add ] && [ -n "$FIRMWARE" ] ; then
+  if [ ! -e /sys$DEVPATH/loading ]; then
+    exit 1
+  fi
+  if [ -e "/lib/firmware/$FIRMWARE" ]; then
+    echo 1 > /sys$DEVPATH/loading
+    cat "/lib/firmware/$FIRMWARE" > /sys$DEVPATH/data
+    echo 0 > /sys$DEVPATH/loading
+    exit 0
+  fi
+  echo -1 > /sys$DEVPATH/loading
+  exit 1
+fi
+});
+    _ "chmod 755 $tmp_initrd/hotplug";
+    symlink "../hotplug", "$tmp_initrd/sbin/hotplug";
     _ "install $stage1_root/init $tmp_initrd/";
     foreach ('stage1', 'pppd', 'pppoe') {
 	_ "install $stage1_root/$_ $tmp_initrd/sbin/";
diff --git a/images/update_kernel b/images/update_kernel
index d06ccf126..0b2b82fae 100755
--- a/images/update_kernel
+++ b/images/update_kernel
@@ -75,6 +75,7 @@ sub extract_installed_rpm {
     }
 
     sys('perl', '../kernel/modules.pl', 'remove_unneeded_modules', $kern_ver);
+    sys('perl', '../kernel/modules.pl', 'get_firmwares', $kern_ver);
     sys('perl', '../kernel/modules.pl', 'make_modules_per_image', $kern_ver);
 
     rm_rf("$local_dir/modules");