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  • /*
     * Copyright (C) 2012 Altera Corporation <www.altera.com>
     * All rights reserved.
     *
     * SPDX-License-Identifier:    BSD-3-Clause
     */
    
    #ifndef	_FPGA_MANAGER_H_
    #define	_FPGA_MANAGER_H_
    
    #include <altera.h>
    
    struct socfpga_fpga_manager {
    	/* FPGA Manager Module */
    	u32	stat;			/* 0x00 */
    	u32	ctrl;
    	u32	dclkcnt;
    	u32	dclkstat;
    	u32	gpo;			/* 0x10 */
    	u32	gpi;
    	u32	misci;			/* 0x18 */
    	u32	_pad_0x1c_0x82c[517];
    
    	/* Configuration Monitor (MON) Registers */
    	u32	gpio_inten;		/* 0x830 */
    	u32	gpio_intmask;
    	u32	gpio_inttype_level;
    	u32	gpio_int_polarity;
    	u32	gpio_intstatus;		/* 0x840 */
    	u32	gpio_raw_intstatus;
    	u32	_pad_0x848;
    	u32	gpio_porta_eoi;
    	u32	gpio_ext_porta;		/* 0x850 */
    	u32	_pad_0x854_0x85c[3];
    	u32	gpio_1s_sync;		/* 0x860 */
    	u32	_pad_0x864_0x868[2];
    	u32	gpio_ver_id_code;
    	u32	gpio_config_reg2;	/* 0x870 */
    	u32	gpio_config_reg1;
    };
    
    #define FPGAMGRREGS_STAT_MODE_MASK		0x7
    #define FPGAMGRREGS_STAT_MSEL_MASK		0xf8
    #define FPGAMGRREGS_STAT_MSEL_LSB		3
    
    #define FPGAMGRREGS_CTRL_CFGWDTH_MASK		0x200
    #define FPGAMGRREGS_CTRL_AXICFGEN_MASK		0x100
    #define FPGAMGRREGS_CTRL_NCONFIGPULL_MASK	0x4
    #define FPGAMGRREGS_CTRL_NCE_MASK		0x2
    #define FPGAMGRREGS_CTRL_EN_MASK		0x1
    #define FPGAMGRREGS_CTRL_CDRATIO_LSB		6
    
    #define FPGAMGRREGS_MON_GPIO_EXT_PORTA_CRC_MASK	0x8
    #define FPGAMGRREGS_MON_GPIO_EXT_PORTA_ID_MASK	0x4
    #define FPGAMGRREGS_MON_GPIO_EXT_PORTA_CD_MASK	0x2
    #define FPGAMGRREGS_MON_GPIO_EXT_PORTA_NS_MASK	0x1
    
    /* FPGA Mode */
    #define FPGAMGRREGS_MODE_FPGAOFF		0x0
    #define FPGAMGRREGS_MODE_RESETPHASE		0x1
    #define FPGAMGRREGS_MODE_CFGPHASE		0x2
    #define FPGAMGRREGS_MODE_INITPHASE		0x3
    #define FPGAMGRREGS_MODE_USERMODE		0x4
    #define FPGAMGRREGS_MODE_UNKNOWN		0x5
    
    /* FPGA CD Ratio Value */
    #define CDRATIO_x1				0x0
    #define CDRATIO_x2				0x1
    #define CDRATIO_x4				0x2
    #define CDRATIO_x8				0x3
    
    /* SoCFPGA support functions */
    int fpgamgr_test_fpga_ready(void);
    int fpgamgr_poll_fpga_ready(void);
    int fpgamgr_get_mode(void);
    
    #endif /* _FPGA_MANAGER_H_ */