mirror of
https://github.com/AsahiLinux/u-boot
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30088b0997
Move headers to mach-socfpga as well. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
93 lines
2.3 KiB
C
93 lines
2.3 KiB
C
/*
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* Copyright (C) 2013 Altera Corporation <www.altera.com>
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#ifndef _SCAN_MANAGER_H_
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#define _SCAN_MANAGER_H_
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struct socfpga_scan_manager {
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u32 stat;
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u32 en;
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u32 padding[2];
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u32 fifo_single_byte;
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u32 fifo_double_byte;
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u32 fifo_triple_byte;
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u32 fifo_quad_byte;
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};
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/*
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* Shift count to get number of IO scan chain data in granularity
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* of 128-bit ( N / 128 )
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*/
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#define IO_SCAN_CHAIN_128BIT_SHIFT 7
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/*
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* Mask to get residual IO scan chain data in
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* granularity of 128-bit ( N mod 128 )
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*/
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#define IO_SCAN_CHAIN_128BIT_MASK 0x7F
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/*
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* Shift count to get number of IO scan chain
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* data in granularity of 32-bit ( N / 32 )
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*/
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#define IO_SCAN_CHAIN_32BIT_SHIFT 5
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/*
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* Mask to get residual IO scan chain data in
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* granularity of 32-bit ( N mod 32 )
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*/
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#define IO_SCAN_CHAIN_32BIT_MASK 0x1F
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/* Byte mask */
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#define IO_SCAN_CHAIN_BYTE_MASK 0xFF
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/* 24-bits (3 bytes) IO scan chain payload definition */
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#define IO_SCAN_CHAIN_PAYLOAD_24BIT 24
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/*
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* Maximum length of TDI_TDO packet payload is 128 bits,
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* represented by (length - 1) in TDI_TDO header
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*/
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#define TDI_TDO_MAX_PAYLOAD 127
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/* TDI_TDO packet header for IO scan chain program */
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#define TDI_TDO_HEADER_FIRST_BYTE 0x80
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/* Position of second command byte for TDI_TDO packet */
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#define TDI_TDO_HEADER_SECOND_BYTE_SHIFT 8
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/*
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* Maximum polling loop to wait for IO scan chain engine
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* becomes idle to prevent infinite loop
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*/
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#define SCAN_MAX_DELAY 100
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#define SCANMGR_STAT_ACTIVE_GET(x) (((x) & 0x80000000) >> 31)
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#define SCANMGR_STAT_WFIFOCNT_GET(x) (((x) & 0x70000000) >> 28)
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/*
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* Program HPS IO Scan Chain
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* io_scan_chain_id - IO scan chain ID
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* io_scan_chain_len_in_bits - IO scan chain length in bits
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* iocsr_scan_chain - IO scan chain table
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*/
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uint32_t scan_mgr_io_scan_chain_prg(
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uint32_t io_scan_chain_id,
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uint32_t io_scan_chain_len_in_bits,
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const uint32_t *iocsr_scan_chain);
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extern const uint32_t iocsr_scan_chain0_table[
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((CONFIG_HPS_IOCSR_SCANCHAIN0_LENGTH / 32) + 1)];
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extern const uint32_t iocsr_scan_chain1_table[
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((CONFIG_HPS_IOCSR_SCANCHAIN1_LENGTH / 32) + 1)];
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extern const uint32_t iocsr_scan_chain2_table[
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((CONFIG_HPS_IOCSR_SCANCHAIN2_LENGTH / 32) + 1)];
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extern const uint32_t iocsr_scan_chain3_table[
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((CONFIG_HPS_IOCSR_SCANCHAIN3_LENGTH / 32) + 1)];
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int scan_mgr_configure_iocsr(void);
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#endif /* _SCAN_MANAGER_H_ */
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