New patch to review for serialice: ead0858 i82801: protect serial port in DLPC superio too

[Lubomir Rintel]

Lubomir Rintel ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/10326

-gerrit

commit ead085840f7ca43292ac3660327d1e592693a756
Author: Lubomir Rintel <[e-mail]>
Date:   Wed May 27 22:17:23 2015 +0200

    i82801: protect serial port in DLPC superio too
    
    Change-Id: I6de2fbbc269fb070e56aa37c6e4e1c296fcbc1ec
    Signed-off-by: Lubomir Rintel <[e-mail]>
---
 SerialICE/simba/chipset/i82801.lua | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/SerialICE/simba/chipset/i82801.lua b/SerialICE/simba/chipset/i82801.lua
index 40be0f9..e27509c 100644
--- a/SerialICE/simba/chipset/i82801.lua
+++ b/SerialICE/simba/chipset/i82801.lua
@@ -166,7 +166,10 @@ function enable_gx_lpc_bars()
 
 	pci_cfg32_hook(dev_power, 0x84, "LPC", lpc_io_bar)
 	pci_cfg32_hook(dev_power, 0x88, "LPC", lpc_io_bar)
-	pci_cfg32_hook(dev_power, 0x8c, "LPC", lpc_io_bar)
+	-- The GPIO range 0x1680-0x169f is forwarded to DLPC via this DRR.
+	-- We want our own hook for that range so that we can mask out D_PLTRST
+	-- toggle, ignore it here.
+	pci_cfg32_hook(dev_power, 0x8c, "LPC", lpc_protect_serial_port)
 	pci_cfg32_hook(dev_power, 0x90, "LPC", lpc_io_bar)
 end