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Diffstat (limited to 'plat/xilinx/common/include/pm_common.h')
| -rw-r--r-- | plat/xilinx/common/include/pm_common.h | 62 |
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 new file mode 100644 index 0000000..89626e5 --- /dev/null +++ b/plat/xilinx/common/include/pm_common.h @@ -0,0 +1,62 @@ +/* + * 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 */ |