1 files changed, 73 insertions, 0 deletions

diff --git a/include/uapi/linux/arm_sdei.h b/include/uapi/linux/arm_sdei.h
new file mode 100644
index 000000000000..af0630ba5437
--- /dev/null
+++ b/include/uapi/linux/arm_sdei.h
@@ -0,0 +1,73 @@
+/* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
+/* Copyright (C) 2017 Arm Ltd. */
+#ifndef _UAPI_LINUX_ARM_SDEI_H
+#define _UAPI_LINUX_ARM_SDEI_H
+
+#define SDEI_1_0_FN_BASE                        0xC4000020
+#define SDEI_1_0_MASK                           0xFFFFFFE0
+#define SDEI_1_0_FN(n)                          (SDEI_1_0_FN_BASE + (n))
+
+#define SDEI_1_0_FN_SDEI_VERSION                        SDEI_1_0_FN(0x00)
+#define SDEI_1_0_FN_SDEI_EVENT_REGISTER                 SDEI_1_0_FN(0x01)
+#define SDEI_1_0_FN_SDEI_EVENT_ENABLE                   SDEI_1_0_FN(0x02)
+#define SDEI_1_0_FN_SDEI_EVENT_DISABLE                  SDEI_1_0_FN(0x03)
+#define SDEI_1_0_FN_SDEI_EVENT_CONTEXT                  SDEI_1_0_FN(0x04)
+#define SDEI_1_0_FN_SDEI_EVENT_COMPLETE                 SDEI_1_0_FN(0x05)
+#define SDEI_1_0_FN_SDEI_EVENT_COMPLETE_AND_RESUME      SDEI_1_0_FN(0x06)
+#define SDEI_1_0_FN_SDEI_EVENT_UNREGISTER               SDEI_1_0_FN(0x07)
+#define SDEI_1_0_FN_SDEI_EVENT_STATUS                   SDEI_1_0_FN(0x08)
+#define SDEI_1_0_FN_SDEI_EVENT_GET_INFO                 SDEI_1_0_FN(0x09)
+#define SDEI_1_0_FN_SDEI_EVENT_ROUTING_SET              SDEI_1_0_FN(0x0A)
+#define SDEI_1_0_FN_SDEI_PE_MASK                        SDEI_1_0_FN(0x0B)
+#define SDEI_1_0_FN_SDEI_PE_UNMASK                      SDEI_1_0_FN(0x0C)
+#define SDEI_1_0_FN_SDEI_INTERRUPT_BIND                 SDEI_1_0_FN(0x0D)
+#define SDEI_1_0_FN_SDEI_INTERRUPT_RELEASE              SDEI_1_0_FN(0x0E)
+#define SDEI_1_0_FN_SDEI_PRIVATE_RESET                  SDEI_1_0_FN(0x11)
+#define SDEI_1_0_FN_SDEI_SHARED_RESET                   SDEI_1_0_FN(0x12)
+
+#define SDEI_VERSION_MAJOR_SHIFT                        48
+#define SDEI_VERSION_MAJOR_MASK                         0x7fff
+#define SDEI_VERSION_MINOR_SHIFT                        32
+#define SDEI_VERSION_MINOR_MASK                         0xffff
+#define SDEI_VERSION_VENDOR_SHIFT                       0
+#define SDEI_VERSION_VENDOR_MASK                        0xffffffff
+
+#define SDEI_VERSION_MAJOR(x)   (x>>SDEI_VERSION_MAJOR_SHIFT & SDEI_VERSION_MAJOR_MASK)
+#define SDEI_VERSION_MINOR(x)   (x>>SDEI_VERSION_MINOR_SHIFT & SDEI_VERSION_MINOR_MASK)
+#define SDEI_VERSION_VENDOR(x)  (x>>SDEI_VERSION_VENDOR_SHIFT & SDEI_VERSION_VENDOR_MASK)
+
+/* SDEI return values */
+#define SDEI_SUCCESS            0
+#define SDEI_NOT_SUPPORTED      -1
+#define SDEI_INVALID_PARAMETERS -2
+#define SDEI_DENIED             -3
+#define SDEI_PENDING            -5
+#define SDEI_OUT_OF_RESOURCE    -10
+
+/* EVENT_REGISTER flags */
+#define SDEI_EVENT_REGISTER_RM_ANY      0
+#define SDEI_EVENT_REGISTER_RM_PE       1
+
+/* EVENT_STATUS return value bits */
+#define SDEI_EVENT_STATUS_RUNNING       2
+#define SDEI_EVENT_STATUS_ENABLED       1
+#define SDEI_EVENT_STATUS_REGISTERED    0
+
+/* EVENT_COMPLETE status values */
+#define SDEI_EV_HANDLED 0
+#define SDEI_EV_FAILED  1
+
+/* GET_INFO values */
+#define SDEI_EVENT_INFO_EV_TYPE                 0
+#define SDEI_EVENT_INFO_EV_SIGNALED             1
+#define SDEI_EVENT_INFO_EV_PRIORITY             2
+#define SDEI_EVENT_INFO_EV_ROUTING_MODE         3
+#define SDEI_EVENT_INFO_EV_ROUTING_AFF          4
+
+/* and their results */
+#define SDEI_EVENT_TYPE_PRIVATE                 0
+#define SDEI_EVENT_TYPE_SHARED                  1
+#define SDEI_EVENT_PRIORITY_NORMAL              0
+#define SDEI_EVENT_PRIORITY_CRITICAL            1
+
+#endif /* _UAPI_LINUX_ARM_SDEI_H */