/* -*- c++ -*- * yosys -- Yosys Open SYnthesis Suite * * Copyright (C) 2012 Clifford Wolf * * Permission to use, copy, modify, and/or distribute this software for any * purpose with or without fee is hereby granted, provided that the above * copyright notice and this permission notice appear in all copies. * * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. * */ #include "kernel/yosys.h" #ifndef REGISTER_H #define REGISTER_H YOSYS_NAMESPACE_BEGIN struct Pass { std::string pass_name, short_help; Pass(std::string name, std::string short_help = "** document me **"); virtual ~Pass(); virtual void help(); virtual void clear_flags(); virtual void execute(std::vector args, RTLIL::Design *design) = 0; int call_counter; int64_t runtime_ns; struct pre_post_exec_state_t { Pass *parent_pass; int64_t begin_ns; }; pre_post_exec_state_t pre_execute(); void post_execute(pre_post_exec_state_t state); void cmd_log_args(const std::vector &args); void cmd_error(const std::vector &args, size_t argidx, std::string msg); void extra_args(std::vector args, size_t argidx, RTLIL::Design *design, bool select = true); static void call(RTLIL::Design *design, std::string command); static void call(RTLIL::Design *design, std::vector args); static void call_on_selection(RTLIL::Design *design, const RTLIL::Selection &selection, std::string command); static void call_on_selection(RTLIL::Design *design, const RTLIL::Selection &selection, std::vector args); static void call_on_module(RTLIL::Design *design, RTLIL::Module *module, std::string command); static void call_on_module(RTLIL::Design *design, RTLIL::Module *module, std::vector args); Pass *next_queued_pass; virtual void run_register(); static void init_register(); static void done_register(); }; struct ScriptPass : Pass { bool block_active, help_mode; RTLIL::Design *active_design; std::string active_run_from, active_run_to; ScriptPass(std::string name, std::string short_help = "** document me **") : Pass(name, short_help) { } virtual void script() = 0; bool check_label(std::string label, std::string info = std::string()); void run(std::string command, std::string info = std::string()); void run_script(RTLIL::Design *design, std::string run_from = std::string(), std::string run_to = std::string()); void help_script(); }; struct Frontend : Pass { // for reading of here documents static FILE *current_script_file; static std::string last_here_document; std::string frontend_name; Frontend(std::string name, std::string short_help = "** document me **"); void run_register() YS_OVERRIDE; ~Frontend() YS_OVERRIDE; void execute(std::vector args, RTLIL::Design *design) YS_OVERRIDE YS_FINAL; virtual void execute(std::istream *&f, std::string filename, std::vector args, RTLIL::Design *design) = 0; static std::vector next_args; void extra_args(std::istream *&f, std::string &filename, std::vector args, size_t argidx); static void frontend_call(RTLIL::Design *design, std::istream *f, std::string filename, std::string command); static void frontend_call(RTLIL::Design *design, std::istream *f, std::string filename, std::vector args); }; struct Backend : Pass { std::string backend_name; Backend(std::string name, std::string short_help = "** document me **"); void run_register() YS_OVERRIDE; ~Backend() YS_OVERRIDE; void execute(std::vector args, RTLIL::Design *design) YS_OVERRIDE YS_FINAL; virtual void execute(std::ostream *&f, std::string filename, std::vector args, RTLIL::Design *design) = 0; void extra_args(std::ostream *&f, std::string &filename, std::vector args, size_t argidx); static void backend_call(RTLIL::Design *design, std::ostream *f, std::string filename, std::string command); static void backend_call(RTLIL::Design *design, std::ostream *f, std::string filename, std::vector args); }; // implemented in passes/cmds/select.cc extern void handle_extra_select_args(Pass *pass, std::vector args, size_t argidx, size_t args_size, RTLIL::Design *design); extern RTLIL::Selection eval_select_args(const vector &args, RTLIL::Design *design); extern void eval_select_op(vector &work, const string &op, RTLIL::Design *design); extern std::map pass_register; extern std::map frontend_register; extern std::map backend_register; YOSYS_NAMESPACE_END #endif 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 
/*
 * NVRAM variable manipulation
 *
 * Copyright 2004, Broadcom Corporation
 * All Rights Reserved.
 * 
 * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
 * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
 * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
 *
 * $Id$
 */

#ifndef _bcmnvram_h_
#define _bcmnvram_h_

#ifndef _LANGUAGE_ASSEMBLY

#include <typedefs.h>

struct nvram_header {
	uint32 magic;
	uint32 len;
	uint32 crc_ver_init;	/* 0:7 crc, 8:15 ver, 16:27 init, mem. test 28, 29-31 reserved */
	uint32 config_refresh;	/* 0:15 config, 16:31 refresh */
	uint32 config_ncdl;	/* ncdl values for memc */
};

struct nvram_tuple {
	char *name;
	char *value;
	struct nvram_tuple *next;
};

/*
 * Initialize NVRAM access. May be unnecessary or undefined on certain
 * platforms.
 */
extern int nvram_init(void *sbh);

/*
 * Disable NVRAM access. May be unnecessary or undefined on certain
 * platforms.
 */
extern void nvram_exit(void);

/*
 * Get the value of an NVRAM variable. The pointer returned may be
 * invalid after a set.
 * @param	name	name of variable to get
 * @return	value of variable or NULL if undefined
 */
extern char * nvram_get(const char *name);

/* 
 * Get the value of an NVRAM variable.
 * @param	name	name of variable to get
 * @return	value of variable or NUL if undefined
 */
#define nvram_safe_get(name) (nvram_get(name) ? : "")

#define nvram_safe_unset(name) ({ \
	if(nvram_get(name)) \
		nvram_unset(name); \
})

#define nvram_safe_set(name, value) ({ \
	if(!nvram_get(name) || strcmp(nvram_get(name), value)) \
		nvram_set(name, value); \
})

/*
 * Match an NVRAM variable.
 * @param	name	name of variable to match
 * @param	match	value to compare against value of variable
 * @return	TRUE if variable is defined and its value is string equal
 *		to match or FALSE otherwise
 */
static INLINE int
nvram_match(char *name, char *match) {
	const char *value = nvram_get(name);
	return (value && !strcmp(value, match));
}

/*
 * Inversely match an NVRAM variable.
 * @param	name	name of variable to match
 * @param	match	value to compare against value of variable
 * @return	TRUE if variable is defined and its value is not string
 *		equal to invmatch or FALSE otherwise
 */
static INLINE int
nvram_invmatch(char *name, char *invmatch) {
	const char *value = nvram_get(name);
	return (value && strcmp(value, invmatch));
}

/*
 * Set the value of an NVRAM variable. The name and value strings are
 * copied into private storage. Pointers to previously set values
 * may become invalid. The new value may be immediately
 * retrieved but will not be permanently stored until a commit.
 * @param	name	name of variable to set
 * @param	value	value of variable
 * @return	0 on success and errno on failure
 */
extern int nvram_set(const char *name, const char *value);

/*
 * Unset an NVRAM variable. Pointers to previously set values
 * remain valid until a set.
 * @param	name	name of variable to unset
 * @return	0 on success and errno on failure
 * NOTE: use nvram_commit to commit this change to flash.
 */
extern int nvram_unset(const char *name);

/*
 * Commit NVRAM variables to permanent storage. All pointers to values
 * may be invalid after a commit.
 * NVRAM values are undefined after a commit.
 * @return	0 on success and errno on failure
 */
extern int nvram_commit(void);

/*
 * Get all NVRAM variables (format name=value\0 ... \0\0).
 * @param	buf	buffer to store variables
 * @param	count	size of buffer in bytes
 * @return	0 on success and errno on failure
 */
extern int nvram_getall(char *buf, int count);

extern int file2nvram(char *filename, char *varname);
extern int nvram2file(char *varname, char *filename);

#endif /* _LANGUAGE_ASSEMBLY */

#define NVRAM_MAGIC		0x48534C46	/* 'FLSH' */
#define NVRAM_VERSION		1
#define NVRAM_HEADER_SIZE	20
#define NVRAM_SPACE		0x8000
#define FLASH_BASE		0xbfc00000	/* Extif core */
#define FLASH_MIN		0x00100000	/* Minimum flash size */
#define FLASH_MAX		0x00400000	/* Maximum flash size with extif */

#endif /* _bcmnvram_h_ */
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