X61: Add filtersd510mo

Work with x60 mainboard support, just:
ln -s lenovo_x61.lua SerialICE/simba/mainboard/lenovo_x60.lua

TODO: Something more clever instead of the above

Change-Id: I542e4fce26737be4437544b6ef4b6b5e6ea8d296
Signed-off-by: Lubomir Rintel <lkundrak@v3.sk>
Reviewed-on: http://review.coreboot.org/10327
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

1 files changed, 54 insertions, 0 deletions

diff --git a/SerialICE/simba/mainboard/lenovo_x61.lua b/SerialICE/simba/mainboard/lenovo_x61.lua
new file mode 100644
index 0000000..2d59b1c
--- /dev/null
+++ b/SerialICE/simba/mainboard/lenovo_x61.lua
@@ -0,0 +1,54 @@
+-- For X61, chop off the bottom 2M: dd if=x61 bs=2048k skip=1 of=x61.2m
+-- Dies shortly after raminit
+
+function mainboard_io_pre(f, action)
+	-- src/mainboard/lenovo/x60/dock.c dock_connect():
+	-- Firmware attempts toggling the D_PLTRST GPIO pin,
+	-- disconnecting the dock we're connecting through
+	if action.write and action.addr == 0x1680 then
+		ignore_action(f, action)
+		return drop_action(f, action, 0)
+	end
+end
+
+function mainboard_io_post(f, action)
+	if action.write and action.addr == 0x1680 then
+		return true
+	end
+end
+
+filter_mainboard = {
+	name = "X61",
+	pre = mainboard_io_pre,
+	post = mainboard_io_post,
+	hide = hide_mainboard_io,
+	base = 0x0,
+	size = 0x10000
+}
+
+load_filter("i82801")
+load_filter("intel_bars")
+
+function do_mainboard_setup()
+	do_default_setup()
+
+	enable_hook_pc80()
+	-- Reasonably similar to ICH8/i82801hx
+	enable_hook_i82801gx()
+
+        enable_hook(io_hooks, filter_pci_io_cfg)
+        enable_hook(mem_hooks, filter_lapic)
+        enable_hook(mem_hooks, filter_ioapic)
+
+	enable_hook(cpumsr_hooks, filter_intel_microcode)
+	enable_hook(cpuid_hooks, filter_multiprocessor)
+
+	-- i965 happens to have 64-bit BARs too, on the same addresses
+	northbridge_i946()
+
+	enable_ram()
+	new_car_region(0xffde0000, 0x2000)
+
+        -- Apply mainboard hooks last, so they are the first ones to check
+	enable_hook(io_hooks, filter_mainboard)
+end