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authorSubrata Banik <subrata.banik@intel.com>2019-03-25 21:49:39 +0530
committerSubrata Banik <subrata.banik@intel.com>2019-03-27 04:39:48 +0000
commited6996f2babb6efd794e45e18f39a09d2996b2b0 (patch)
treeee5b96b7cf4560ff3d307fdddaccb2466c4b2061 /src/include/device
parente651e01518d904bf661db90fb986af82db04a843 (diff)
downloadcoreboot-ed6996f2babb6efd794e45e18f39a09d2996b2b0.tar.xz
device/pciexp_device: Convert LTR non-snoop/snoop value into common macro
Change-Id: I3d14a40b4ed0dcc216dcac883e33749b7808f00d Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/c/coreboot/+/31951 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com> Reviewed-by: Lijian Zhao <lijian.zhao@intel.com>
Diffstat (limited to 'src/include/device')
-rw-r--r--src/include/device/pciexp.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/include/device/pciexp.h b/src/include/device/pciexp.h
index 0f1420a013..3a9825d871 100644
--- a/src/include/device/pciexp.h
+++ b/src/include/device/pciexp.h
@@ -14,6 +14,11 @@ enum aspm_type {
#define ASPM_LTR_L12_THRESHOLD_SCALE_OFFSET 29
#define ASPM_LTR_L12_THRESHOLD_SCALE_MASK (0x7 << ASPM_LTR_L12_THRESHOLD_SCALE_OFFSET)
+/* Latency tolerance reporting, max non-snoop latency value 3.14ms */
+#define PCIE_LTR_MAX_NO_SNOOP_LATENCY_3146US 0x1003
+/* Latency tolerance reporting, max snoop latency value 3.14ms */
+#define PCIE_LTR_MAX_SNOOP_LATENCY_3146US 0x1003
+
void pciexp_scan_bus(struct bus *bus, unsigned int min_devfn,
unsigned int max_devfn);