[coreboot-gerrit] New patch to review for coreboot: cf8ef1e hp/pavilion_m6_1035dx: Enable IOMMU
Alexandru Gagniuc (mr.nuke.me@gmail.com)
gerrit at coreboot.org
Sat Dec 6 22:44:13 CET 2014
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/7678
-gerrit
commit cf8ef1e89187ff44d068efb4fdde148e52b0265f
Author: Alexandru Gagniuc <mr.nuke.me at gmail.com>
Date: Sat Dec 6 03:29:25 2014 -0600
hp/pavilion_m6_1035dx: Enable IOMMU
Change-Id: Ia14490c9074d35b7dde99e38b4ee169d4e4589a4
Signed-off-by: Alexandru Gagniuc <mr.nuke.me at gmail.com>
---
src/mainboard/hp/pavilion_m6_1035dx/acpi/routing.asl | 5 +++++
src/mainboard/hp/pavilion_m6_1035dx/buildOpts.c | 2 +-
src/mainboard/hp/pavilion_m6_1035dx/devicetree.cb | 1 +
src/mainboard/hp/pavilion_m6_1035dx/mptable.c | 6 ++++++
4 files changed, 13 insertions(+), 1 deletion(-)
diff --git a/src/mainboard/hp/pavilion_m6_1035dx/acpi/routing.asl b/src/mainboard/hp/pavilion_m6_1035dx/acpi/routing.asl
index 108e204..d315e09 100644
--- a/src/mainboard/hp/pavilion_m6_1035dx/acpi/routing.asl
+++ b/src/mainboard/hp/pavilion_m6_1035dx/acpi/routing.asl
@@ -22,6 +22,11 @@
Name(PR0, Package(){
/* NB devices */
/* Bus 0, Dev 0 - F15 Host Controller */
+ Package(){0x0000FFFF, 0, INTA, 0 },
+ Package(){0x0000FFFF, 1, INTB, 0 },
+ Package(){0x0000FFFF, 2, INTC, 0 },
+ Package(){0x0000FFFF, 3, INTD, 0 },
+
/* Bus 0, Dev 1 - PCI Bridge for Internal Graphics(IGP) */
Package(){0x0001FFFF, 0, INTB, 0 },
Package(){0x0001FFFF, 1, INTC, 0 },
diff --git a/src/mainboard/hp/pavilion_m6_1035dx/buildOpts.c b/src/mainboard/hp/pavilion_m6_1035dx/buildOpts.c
index bfd6383..bfda9da 100644
--- a/src/mainboard/hp/pavilion_m6_1035dx/buildOpts.c
+++ b/src/mainboard/hp/pavilion_m6_1035dx/buildOpts.c
@@ -186,7 +186,7 @@
#define BLDCFG_UMA_ABOVE4G_SUPPORT FALSE
#endif
-#define BLDCFG_IOMMU_SUPPORT FALSE
+#define BLDCFG_IOMMU_SUPPORT TRUE
#define BLDCFG_CFG_GNB_HD_AUDIO TRUE
//#define BLDCFG_IGPU_SUBSYSTEM_ID OEM_IGPU_SSID
diff --git a/src/mainboard/hp/pavilion_m6_1035dx/devicetree.cb b/src/mainboard/hp/pavilion_m6_1035dx/devicetree.cb
index 2791262..9257eb5 100644
--- a/src/mainboard/hp/pavilion_m6_1035dx/devicetree.cb
+++ b/src/mainboard/hp/pavilion_m6_1035dx/devicetree.cb
@@ -30,6 +30,7 @@ chip northbridge/amd/agesa/family15tn/root_complex
chip northbridge/amd/agesa/family15tn # PCI side of HT root complex
device pci 0.0 on end # Root Complex
+ device pci 0.2 on end # IOMMU
device pci 1.0 on end # Internal Graphics P2P bridge 0x99XX
device pci 1.1 on end # Internal Multimedia
device pci 3.0 off end
diff --git a/src/mainboard/hp/pavilion_m6_1035dx/mptable.c b/src/mainboard/hp/pavilion_m6_1035dx/mptable.c
index f47b9d9..65b1279 100644
--- a/src/mainboard/hp/pavilion_m6_1035dx/mptable.c
+++ b/src/mainboard/hp/pavilion_m6_1035dx/mptable.c
@@ -118,6 +118,12 @@ static void *smp_write_config_table(void *v)
#define PCI_INT(bus, dev, int_sign, pin) \
smp_write_intsrc(mc, mp_INT, MP_IRQ_TRIGGER_LEVEL|MP_IRQ_POLARITY_LOW, (bus), (((dev)<<2)|(int_sign)), ioapic_id, (pin))
+ /* IOMMU */
+ PCI_INT(0x0, 0x00, 0x0, 0x10);
+ PCI_INT(0x0, 0x00, 0x1, 0x11);
+ PCI_INT(0x0, 0x00, 0x2, 0x12);
+ PCI_INT(0x0, 0x00, 0x3, 0x13);
+
/* Internal VGA */
PCI_INT(0x0, 0x01, 0x0, intr_data[0x02]);
PCI_INT(0x0, 0x01, 0x1, intr_data[0x03]);
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