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-rw-r--r--plat/xilinx/common/include/pm_common.h62
1 files changed, 62 insertions, 0 deletions
diff --git a/plat/xilinx/common/include/pm_common.h b/plat/xilinx/common/include/pm_common.h
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+++ b/plat/xilinx/common/include/pm_common.h
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+/*
+ * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/*
+ * Contains definitions of commonly used macros and data types needed
+ * for PU Power Management. This file should be common for all PU's.
+ */
+
+#ifndef PM_COMMON_H
+#define PM_COMMON_H
+
+#include <stdint.h>
+#include <plat_pm_common.h>
+
+#if IPI_CRC_CHECK
+#define PAYLOAD_ARG_CNT 8U
+#define IPI_W0_TO_W6_SIZE 28U
+#define PAYLOAD_CRC_POS 7U
+#define CRC_INIT_VALUE 0x4F4EU
+#define CRC_ORDER 16U
+#define CRC_POLYNOM 0x8005U
+#else
+#define PAYLOAD_ARG_CNT 6U
+#endif
+#define PAYLOAD_ARG_SIZE 4U /* size in bytes */
+
+#define TZ_VERSION_MAJOR 1
+#define TZ_VERSION_MINOR 0
+#define TZ_VERSION ((TZ_VERSION_MAJOR << 16) | \
+ TZ_VERSION_MINOR)
+
+/**
+ * pm_ipi - struct for capturing IPI-channel specific info
+ * @local_ipi_id Local IPI agent ID
+ * @remote_ipi_id Remote IPI Agent ID
+ * @buffer_base base address for payload buffer
+ */
+struct pm_ipi {
+ const uint32_t local_ipi_id;
+ const uint32_t remote_ipi_id;
+ const uintptr_t buffer_base;
+};
+
+/**
+ * pm_proc - struct for capturing processor related info
+ * @node_id node-ID of the processor
+ * @pwrdn_mask cpu-specific mask to be used for power control register
+ * @ipi pointer to IPI channel structure
+ * (in APU all processors share one IPI channel)
+ */
+struct pm_proc {
+ const uint32_t node_id;
+ const uint32_t pwrdn_mask;
+ const struct pm_ipi *ipi;
+};
+
+const struct pm_proc *pm_get_proc(uint32_t cpuid);
+
+#endif /* PM_COMMON_H */