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/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2002
* Rich Ireland, Enterasys Networks, rireland@enterasys.com.
*/
#include <fpga.h>
#ifndef _ALTERA_H_
#define _ALTERA_H_
/*
* For the StratixV FPGA programming via SPI, the following
* information is coded in the 32bit cookie:
* Bit 31 ... Bit 0
* SPI-Bus | SPI-Dev | Config-Pin | Done-Pin
*/
#define FPGA_COOKIE(bus, dev, config, done) \
(((bus) << 24) | ((dev) << 16) | ((config) << 8) | (done))
#define COOKIE2SPI_BUS(c) (((c) >> 24) & 0xff)
#define COOKIE2SPI_DEV(c) (((c) >> 16) & 0xff)
#define COOKIE2CONFIG(c) (((c) >> 8) & 0xff)
#define COOKIE2DONE(c) ((c) & 0xff)
enum altera_iface {
/* insert all new types after this */
min_altera_iface_type,
/* serial data and external clock */
passive_serial,
/* parallel data */
passive_parallel_synchronous,
/* parallel data */
passive_parallel_asynchronous,
/* serial data w/ internal clock (not used) */
passive_serial_asynchronous,
/* jtag/tap serial (not used ) */
altera_jtag_mode,
/* fast passive parallel (FPP) */
fast_passive_parallel,
/* fast passive parallel with security (FPPS) */
fast_passive_parallel_security,
/* insert all new types before this */
max_altera_iface_type,
};
enum altera_family {
/* insert all new types after this */
min_altera_type,
/* ACEX1K Family */
Altera_ACEX1K,
/* CYCLONII Family */
Altera_CYC2,
/* StratixII Family */
Altera_StratixII,
/* StratixV Family */
Altera_StratixV,
/* SoCFPGA Family */
Altera_SoCFPGA,
/* Add new models here */
/* insert all new types before this */
max_altera_type,
};
typedef struct {
/* part type */
enum altera_family family;
/* interface type */
enum altera_iface iface;
/* bytes of data part can accept */
size_t size;
/* interface function table */
void *iface_fns;
/* base interface address */
void *base;
/* implementation specific cookie */
int cookie;
} Altera_desc;
/* Generic Altera Functions
*********************************************************************/
extern int altera_load(Altera_desc *desc, const void *image, size_t size);
extern int altera_dump(Altera_desc *desc, const void *buf, size_t bsize);
extern int altera_info(Altera_desc *desc);
/* Board specific implementation specific function types
*********************************************************************/
typedef int (*Altera_pre_fn)( int cookie );
typedef int (*Altera_config_fn)( int assert_config, int flush, int cookie );
typedef int (*Altera_status_fn)( int cookie );
typedef int (*Altera_done_fn)( int cookie );
typedef int (*Altera_clk_fn)( int assert_clk, int flush, int cookie );
typedef int (*Altera_data_fn)( int assert_data, int flush, int cookie );
typedef int(*Altera_write_fn)(const void *buf, size_t len, int flush, int cookie);
typedef int (*Altera_abort_fn)( int cookie );
typedef int (*Altera_post_fn)( int cookie );
typedef struct {
Altera_pre_fn pre;
Altera_config_fn config;
Altera_status_fn status;
Altera_done_fn done;
Altera_clk_fn clk;
Altera_data_fn data;
Altera_write_fn write;
Altera_abort_fn abort;
Altera_post_fn post;
} altera_board_specific_func;
#ifdef CONFIG_FPGA_SOCFPGA
int socfpga_load(Altera_desc *desc, const void *rbf_data, size_t rbf_size);
#endif
#ifdef CONFIG_FPGA_STRATIX_V
int stratixv_load(Altera_desc *desc, const void *rbf_data, size_t rbf_size);
#endif
#endif /* _ALTERA_H_ */
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