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https://github.com/AsahiLinux/u-boot
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37 lines
948 B
C
37 lines
948 B
C
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/*
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* Copyright 2014, Freescale Semiconductor
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _FSL_CH3_MP_H
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#define _FSL_CH3_MP_H
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/*
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* Each spin table element is defined as
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* struct {
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* uint64_t entry_addr;
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* uint64_t status;
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* uint64_t lpid;
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* };
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* we pad this struct to 64 bytes so each entry is in its own cacheline
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* the actual spin table is an array of these structures
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*/
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#define SPIN_TABLE_ELEM_ENTRY_ADDR_IDX 0
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#define SPIN_TABLE_ELEM_STATUS_IDX 1
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#define SPIN_TABLE_ELEM_LPID_IDX 2
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#define WORDS_PER_SPIN_TABLE_ENTRY 8 /* pad to 64 bytes */
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#define SPIN_TABLE_ELEM_SIZE 64
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#define id_to_core(x) ((x & 3) | (x >> 6))
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#ifndef __ASSEMBLY__
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extern u64 __spin_table[];
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extern u64 *secondary_boot_code;
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extern size_t __secondary_boot_code_size;
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int fsl_lsch3_wake_seconday_cores(void);
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void *get_spin_tbl_addr(void);
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phys_addr_t determine_mp_bootpg(void);
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void secondary_boot_func(void);
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#endif
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#endif /* _FSL_CH3_MP_H */
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