[source] x64: add legacy IDE, fix VirtualBox bug #84 and Fujitsu Futro S550-2

[LEDE Commits]

nbd pushed a commit to source.git, branch master:
https://git.lede-project.org/?p=source.git;a=commitdiff;h=2ea76bdf04af4f2efefea6ca84e055086634e4be

commit 2ea76bdf04af4f2efefea6ca84e055086634e4be
Author: Lucian Cristian <lucian.cristian at gmail.com>
AuthorDate: Tue Jul 12 02:00:16 2016 +0300

    x64: add legacy IDE, fix VirtualBox bug #84 and Fujitsu Futro S550-2
    
    Signed-off-by: Lucian Cristian <lucian.cristian at gmail.com>
---
 target/linux/x86/64/config-default | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/target/linux/x86/64/config-default b/target/linux/x86/64/config-default
index 89a8a4c..d5be87f 100644
--- a/target/linux/x86/64/config-default
+++ b/target/linux/x86/64/config-default
@@ -40,7 +40,9 @@ CONFIG_ARCH_SUPPORTS_INT128=y
 CONFIG_ARCH_SUPPORTS_NUMA_BALANCING=y
 CONFIG_ARCH_USE_CMPXCHG_LOCKREF=y
 CONFIG_ARCH_WANT_BATCHED_UNMAP_TLB_FLUSH=y
-# CONFIG_ATA_SFF is not set
+CONFIG_ATA_SFF=y
+CONFIG_ATA_PIIX=y
+CONFIG_PATA_ATIIXP=y
 CONFIG_AUDIT_ARCH=y
 # CONFIG_BACKLIGHT_APPLE is not set
 CONFIG_BACKLIGHT_CLASS_DEVICE=y