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authorKyösti Mälkki <kyosti.malkki@gmail.com>2015-02-23 00:34:26 +0200
committerKyösti Mälkki <kyosti.malkki@gmail.com>2015-06-05 10:18:05 +0200
commit0a3d4e4b03edd272e2025d7acb4d34357671f46b (patch)
tree3890e07873ab949341e2795a83a6a42265f0cefe /src/include/device
parent3690727955683f0e9eecadac0d7cdc7276e66ade (diff)
downloadcoreboot-0a3d4e4b03edd272e2025d7acb4d34357671f46b.tar.xz
AMD K8 fam10: Refactor HT link connection test
Change-Id: I1e935a6b848a59f7f2e58779bceea599032de9e3 Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-on: http://review.coreboot.org/8562 Tested-by: build bot (Jenkins) Reviewed-by: Edward O'Callaghan <edward.ocallaghan@koparo.com> Reviewed-by: Timothy Pearson <tpearson@raptorengineeringinc.com>
Diffstat (limited to 'src/include/device')
-rw-r--r--src/include/device/device.h1
-rw-r--r--src/include/device/hypertransport.h7
2 files changed, 8 insertions, 0 deletions
diff --git a/src/include/device/device.h b/src/include/device/device.h
index 396ecf8fd6..851c27d76c 100644
--- a/src/include/device/device.h
+++ b/src/include/device/device.h
@@ -90,6 +90,7 @@ struct bus {
unsigned reset_needed : 1;
unsigned disable_relaxed_ordering : 1;
+ unsigned ht_link_up : 1;
};
/*
diff --git a/src/include/device/hypertransport.h b/src/include/device/hypertransport.h
index 22e0ac4ab0..b2ebecfdb1 100644
--- a/src/include/device/hypertransport.h
+++ b/src/include/device/hypertransport.h
@@ -3,6 +3,13 @@
#include <device/hypertransport_def.h>
+/* TODO: Check HT specs for better names for these. */
+#define LinkConnected (1 << 0)
+#define InitComplete (1 << 1)
+#define NonCoherent (1 << 2)
+#define ConnectionPending (1 << 4)
+bool ht_is_non_coherent_link(struct bus *link);
+
unsigned int hypertransport_scan_chain(struct bus *bus,
unsigned min_devfn, unsigned max_devfn, unsigned *ht_unit_base, unsigned offset_unitid);
void ht_scan_bridge(struct device *dev);