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authorSubrata Banik <subrata.banik@intel.com>2018-09-28 19:54:30 +0530
committerDuncan Laurie <dlaurie@chromium.org>2018-10-09 20:10:00 +0000
commit46caf09598575747070c599dbfd9abca9e96b831 (patch)
treeb739206d82166f6d514b70af59fd7fa953ae98ad /src/soc/intel/skylake/include
parent1f33a0c799bac60b5bcc24481303ebbcdaf0e7d2 (diff)
soc/intel/skylake: Ensure FSP don't override ITSS IPCx registers
This patch save and restore ITSS IPCx register before and after FSP-S call. Change-Id: Ib731f27826d604c305dc52a8488fd6240b01148a Signed-off-by: Subrata Banik <subrata.banik@intel.com> Reviewed-on: https://review.coreboot.org/28791 Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Aaron Durbin <adurbin@chromium.org> Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/soc/intel/skylake/include')
-rw-r--r--src/soc/intel/skylake/include/soc/itss.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/src/soc/intel/skylake/include/soc/itss.h b/src/soc/intel/skylake/include/soc/itss.h
index 5ff9bb1e55..e6eb8b0744 100644
--- a/src/soc/intel/skylake/include/soc/itss.h
+++ b/src/soc/intel/skylake/include/soc/itss.h
@@ -16,6 +16,9 @@
#ifndef SOC_INTEL_SKL_ITSS_H
#define SOC_INTEL_SKL_ITSS_H
+#define GPIO_IRQ_START 50
+#define GPIO_IRQ_END ITSS_MAX_IRQ
+
#define ITSS_MAX_IRQ 119
#define IRQS_PER_IPC 32
#define NUM_IPC_REGS ((ITSS_MAX_IRQ + IRQS_PER_IPC - 1)/IRQS_PER_IPC)