[SerialICE] New patch to review for serialice: a182ef2 EPIA-M850: Add hook for PCI MMIO accesses
Alexandru Gagniuc (mr.nuke.me@gmail.com)
gerrit at coreboot.org
Mon Jul 22 09:30:39 CEST 2013
Alexandru Gagniuc (mr.nuke.me at gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/3795
-gerrit
commit a182ef21985547a8865cc28b1661b207443c15c1
Author: Alexandru Gagniuc <mr.nuke.me at gmail.com>
Date: Mon Jul 22 02:27:53 2013 -0500
EPIA-M850: Add hook for PCI MMIO accesses
Add a hook that enables decoding of PCI MMIO base on the VIA VX900.
Change-Id: I5a66366fc4dbaf4e2f60f58febad90f7bb7cd2ff
Signed-off-by: Alexandru Gagniuc <mr.nuke.me at gmail.com>
---
SerialICE/simba/chipset/via_bars.lua | 22 ++++++++++++++++++++++
SerialICE/simba/mainboard/via_epia_m_850.lua | 2 ++
2 files changed, 24 insertions(+)
diff --git a/SerialICE/simba/chipset/via_bars.lua b/SerialICE/simba/chipset/via_bars.lua
index 7868535..f9916d7 100644
--- a/SerialICE/simba/chipset/via_bars.lua
+++ b/SerialICE/simba/chipset/via_bars.lua
@@ -28,3 +28,25 @@ function northbridge_vx900()
pci_cfg16_hook(dev_sb, 0xbd, "SB_PCI", sb_pcie_bar)
pci_cfg32_hook(dev_nb, 0x0, "NB_PCI", nb_pcie_bar)
end
+
+dev_nb_traf_ctl = {
+ pci_dev = pci_bdf(0,0,5,0),
+ name = "trf",
+ bar = {},
+}
+
+function vx900_pcie_bar(f, action)
+ local baseaddr = bit32.lshift(action.data, 28)
+ local size = 256*1024*1024
+
+ -- enable is 0:00.0 [054] .31
+ if baseaddr then
+ pcie_mm_enable(f.dev, f.reg, baseaddr, size)
+ else
+ pcie_mm_disable(f.dev, f.reg, baseaddr, size)
+ end
+end
+
+function northbridge_vx900_traf()
+ pci_cfg8_hook(dev_nb_traf_ctl, 0x61, "PCI", vx900_pcie_bar)
+end
diff --git a/SerialICE/simba/mainboard/via_epia_m_850.lua b/SerialICE/simba/mainboard/via_epia_m_850.lua
index 44f0fde..c18d870 100644
--- a/SerialICE/simba/mainboard/via_epia_m_850.lua
+++ b/SerialICE/simba/mainboard/via_epia_m_850.lua
@@ -141,6 +141,7 @@ end
-- ****************
function do_mainboard_setup()
+ print("Muhuhuhahahahaaa")
enable_hook(io_hooks, filter_pci_io_cfg)
enable_hook(mem_hooks, filter_lapic)
enable_hook(mem_hooks, filter_ioapic)
@@ -156,6 +157,7 @@ function do_mainboard_setup()
enable_hook_superio(0x4e, 0x07)
northbridge_vx900()
+ northbridge_vx900_traf()
pci_cfg16_hook(dev_power, 0x88, "PM", pm_io_bar)
pci_cfg16_hook(dev_power, 0xd0, "SMBus", smbus_bar_hook)
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