Patch set updated for serialice: 4f5a345 VX900: Add hook for PCI MMIO accesses

[Alexandru Gagniuc]

Alexandru Gagniuc ([e-mail]) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/3795

-gerrit

commit 4f5a345f6810f9c47bd020b6f4e0237e92622543
Author: Alexandru Gagniuc 
Date:   Mon Jul 22 02:27:53 2013 -0500

VX900: 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 
---
 SerialICE/simba/chipset/via_bars.lua | 31 +++++++++++++++++++++++++------
 1 file changed, 25 insertions(+), 6 deletions(-)

diff --git a/SerialICE/simba/chipset/via_bars.lua b/SerialICE/simba/chipset/via_bars.lua
index 8bf58e7..bafc53b 100644
--- a/SerialICE/simba/chipset/via_bars.lua
+++ b/SerialICE/simba/chipset/via_bars.lua
@@ -1,11 +1,20 @@

-function sb_mmio_bar(f, action)
-	-- This MMIO space is used for SPI and CEC control
-	f.dev.mmio.name = "SB_MMIO"
-	f.dev.mmio.val = bit32.lshift(bit32.band(action.data, 0xfff0), 8)
-	f.dev.mmio.size = 0x10000
+dev_nb_traf_ctl = {
+	pci_dev = pci_bdf(0,0,5,0),
+	name = "trf",
+	bar = {},
+}

-	generic_mmio_bar(f.dev.mmio)
+function vx900_pcie_bar(f, action)
+	local baseaddr = bit32.lshift(action.data, 28)
+	local size = 256*1024*1024
+
+	-- enable is 0:00.5 [060] .10
+	if baseaddr then
+		pcie_mm_enable(f.dev, f.reg, baseaddr, size)
+	else
+		pcie_mm_disable(f.dev, f.reg, baseaddr, size)
+	end
 end

dev_sb = {
@@ -15,6 +24,16 @@ dev_sb = {
    mmio = { f = nil },
 }

+function sb_mmio_bar(f, action)
+	-- This MMIO space is used for SPI and CEC control
+	f.dev.mmio.name = "SB_MMIO"
+	f.dev.mmio.val = bit32.lshift(bit32.band(action.data, 0xfff0), 8)
+	f.dev.mmio.size = 0x10000
+
+	generic_mmio_bar(f.dev.mmio)
+end
+
 function northbridge_vx900()
+	pci_cfg8_hook(dev_nb_traf_ctl, 0x61, "PCI", vx900_pcie_bar)
    pci_cfg32_hook(dev_sb, 0xbc, "SB_MMIO", sb_mmio_bar)
 end