From 69b7c4142c75bc26a9b8d098209388080ae43cc5 Mon Sep 17 00:00:00 2001 From: Lubomir Rintel Date: Wed, 27 May 2015 22:18:40 +0200 Subject: X61: Add filters 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 Reviewed-on: http://review.coreboot.org/10327 Tested-by: build bot (Jenkins) Reviewed-by: Stefan Reinauer --- SerialICE/simba/mainboard/lenovo_x61.lua | 54 ++++++++++++++++++++++++++++++++ 1 file changed, 54 insertions(+) create mode 100644 SerialICE/simba/mainboard/lenovo_x61.lua 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 -- cgit v1.2.3