diff --git a/base b/base
index 75279018d..2a6b6d5bc 160000
--- a/base
+++ b/base
@@ -1 +1 @@
-Subproject commit 75279018d4b8eb140365eeb070da9d30de08c003
+Subproject commit 2a6b6d5bc8b4c8a2a598aca3457b7700a4ec7c35
diff --git a/frontend/device/generic/device.lua b/frontend/device/generic/device.lua
index 467b8dc55..5cf8ae660 100644
--- a/frontend/device/generic/device.lua
+++ b/frontend/device/generic/device.lua
@@ -53,6 +53,7 @@ local Device = {
     hasExternalSD = no, -- or other storage volume that cannot be accessed using the File Manager
     canHWDither = no,
     canHWInvert = no,
+    canModifyFBInfo = no, -- some NTX boards do wonky things with the rotate flag after a FBIOPUT_VSCREENINFO ioctl
     canUseCBB = yes, -- The C BB maintains a 1:1 feature parity with the Lua BB, except that is has NO support for BB4, and limited support for BBRGB24
     hasColorScreen = no,
     hasBGRFrameBuffer = no,
diff --git a/frontend/device/kindle/device.lua b/frontend/device/kindle/device.lua
index 7672c100b..2ebdce56e 100644
--- a/frontend/device/kindle/device.lua
+++ b/frontend/device/kindle/device.lua
@@ -129,6 +129,8 @@ local Kindle = Generic:new{
     hasFastWifiStatusQuery = yes,
     -- NOTE: HW inversion is generally safe on mxcfb Kindles
     canHWInvert = yes,
+    -- NOTE: And the fb driver is generally sane on those, too
+    canModifyFBInfo = yes,
     -- NOTE: Newer devices will turn the frontlight off at 0
     canTurnFrontlightOff = yes,
     home_dir = "/mnt/us",
@@ -326,6 +328,7 @@ local Kindle2 = Kindle:new{
     hasKeys = yes,
     hasDPad = yes,
     canHWInvert = no,
+    canModifyFBInfo = no,
     canUseCBB = no, -- 4bpp
     canUseWAL = no, -- Kernel too old to support mmap'ed I/O on /mnt/us
     supportsScreensaver = yes, -- The first ad-supported device was the K3
@@ -338,6 +341,7 @@ local KindleDXG = Kindle:new{
     hasKeys = yes,
     hasDPad = yes,
     canHWInvert = no,
+    canModifyFBInfo = no,
     canUseCBB = no, -- 4bpp
     canUseWAL = no, -- Kernel too old to support mmap'ed I/O on /mnt/us
     supportsScreensaver = yes, -- The first ad-supported device was the K3
@@ -350,6 +354,7 @@ local Kindle3 = Kindle:new{
     hasKeys = yes,
     hasDPad = yes,
     canHWInvert = no,
+    canModifyFBInfo = no,
     canUseCBB = no, -- 4bpp
     isSpecialOffers = hasSpecialOffers(),
 }
@@ -360,6 +365,7 @@ local Kindle4 = Kindle:new{
     hasKeys = yes,
     hasDPad = yes,
     canHWInvert = no,
+    canModifyFBInfo = no,
     -- NOTE: It could *technically* use the C BB, as it's running @ 8bpp, but it's expecting an inverted palette...
     canUseCBB = no,
     isSpecialOffers = hasSpecialOffers(),