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Adam Kaufman064b1f22007-02-06 19:47:50 +00001/*
Uwe Hermannd1107642007-08-29 17:52:32 +00002 * This file is part of the flashrom project.
Adam Kaufman064b1f22007-02-06 19:47:50 +00003 *
Uwe Hermannd22a1d42007-09-09 20:21:05 +00004 * Copyright (C) 2000 Silicon Integrated System Corporation
5 * Copyright (C) 2000 Ronald G. Minnich <rminnich@gmail.com>
Stefan Reinauer8fa64812009-08-12 09:27:45 +00006 * Copyright (C) 2005-2009 coresystems GmbH
Carl-Daniel Hailfingera0a6ae92009-06-15 12:10:57 +00007 * Copyright (C) 2006-2009 Carl-Daniel Hailfinger
Adam Kaufman064b1f22007-02-06 19:47:50 +00008 *
Uwe Hermannd1107642007-08-29 17:52:32 +00009 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
Adam Kaufman064b1f22007-02-06 19:47:50 +000013 *
Uwe Hermannd1107642007-08-29 17:52:32 +000014 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
Adam Kaufman064b1f22007-02-06 19:47:50 +000018 *
Uwe Hermannd1107642007-08-29 17:52:32 +000019 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
Adam Kaufman064b1f22007-02-06 19:47:50 +000022 */
23
Ronald G. Minnicheaab50b2003-09-12 22:41:53 +000024#ifndef __FLASH_H__
25#define __FLASH_H__ 1
26
Stefan Taunerb0eee9b2015-01-10 09:32:50 +000027#include "platform.h"
28
Stefan Tauner0466c812013-06-16 10:30:08 +000029#include <inttypes.h>
Carl-Daniel Hailfinger11990da2013-07-13 23:21:05 +000030#include <stdio.h>
Ollie Lho184a4042005-11-26 21:55:36 +000031#include <stdint.h>
Carl-Daniel Hailfingerdd128c92010-06-03 00:49:50 +000032#include <stddef.h>
Nico Huber18781102012-12-10 13:34:12 +000033#include <stdarg.h>
Stefan Tauner682122b2013-06-23 22:15:39 +000034#include <stdbool.h>
Stefan Taunerb0eee9b2015-01-10 09:32:50 +000035#if IS_WINDOWS
Patrick Georgie48654c2010-01-06 22:14:39 +000036#include <windows.h>
37#undef min
38#undef max
39#endif
Andriy Gapon65c1b862008-05-22 13:22:45 +000040
Nico Huberd152fb92017-06-19 12:57:10 +020041#include "libflashrom.h"
Nico Huber3a9939b2016-04-27 15:56:14 +020042#include "layout.h"
43
Patrick Georgied7a9642010-09-25 22:53:44 +000044#define ERROR_PTR ((void*)-1)
45
Carl-Daniel Hailfinger174f55b2010-10-08 00:37:55 +000046/* Error codes */
Carl-Daniel Hailfinger316fdfb2012-06-08 15:27:47 +000047#define ERROR_OOM -100
Carl-Daniel Hailfinger174f55b2010-10-08 00:37:55 +000048#define TIMEOUT_ERROR -101
49
Stefan Taunerc2333752013-07-13 23:31:37 +000050/* TODO: check using code for correct usage of types */
51typedef uintptr_t chipaddr;
Stefan Tauner305e0b92013-07-17 23:46:44 +000052#define PRIxPTR_WIDTH ((int)(sizeof(uintptr_t)*2))
Carl-Daniel Hailfinger5820f422009-05-16 21:22:56 +000053
David Hendricks8bb20212011-06-14 01:35:36 +000054int register_shutdown(int (*function) (void *data), void *data);
Stefan Tauner2a1ed772014-08-31 00:09:21 +000055int shutdown_free(void *data);
Stefan Tauner305e0b92013-07-17 23:46:44 +000056void *programmer_map_flash_region(const char *descr, uintptr_t phys_addr, size_t len);
Uwe Hermann09e04f72009-05-16 22:36:00 +000057void programmer_unmap_flash_region(void *virt_addr, size_t len);
Stefan Taunerf80419c2014-05-02 15:41:42 +000058void programmer_delay(unsigned int usecs);
Carl-Daniel Hailfinger61a8bd22009-03-05 19:24:22 +000059
Uwe Hermanne5ac1642008-03-12 11:54:51 +000060#define ARRAY_SIZE(a) (sizeof(a) / sizeof((a)[0]))
61
Carl-Daniel Hailfinger1dfe0ff2009-05-31 17:57:34 +000062enum chipbustype {
Carl-Daniel Hailfinger1a227952011-07-27 07:13:06 +000063 BUS_NONE = 0,
64 BUS_PARALLEL = 1 << 0,
65 BUS_LPC = 1 << 1,
66 BUS_FWH = 1 << 2,
67 BUS_SPI = 1 << 3,
Carl-Daniel Hailfinger532c7172011-11-04 21:35:26 +000068 BUS_PROG = 1 << 4,
Carl-Daniel Hailfinger1a227952011-07-27 07:13:06 +000069 BUS_NONSPI = BUS_PARALLEL | BUS_LPC | BUS_FWH,
Carl-Daniel Hailfinger1dfe0ff2009-05-31 17:57:34 +000070};
71
Carl-Daniel Hailfingerf38431a2009-09-05 02:30:58 +000072/*
Stefan Tauner02437452013-04-01 19:34:53 +000073 * The following enum defines possible write granularities of flash chips. These tend to reflect the properties
74 * of the actual hardware not necesserily the write function(s) defined by the respective struct flashchip.
75 * The latter might (and should) be more precisely specified, e.g. they might bail out early if their execution
76 * would result in undefined chip contents.
Stefan Taunereb582572012-09-21 12:52:50 +000077 */
78enum write_granularity {
Stefan Tauner02437452013-04-01 19:34:53 +000079 /* We assume 256 byte granularity by default. */
80 write_gran_256bytes = 0,/* If less than 256 bytes are written, the unwritten bytes are undefined. */
81 write_gran_1bit, /* Each bit can be cleared individually. */
82 write_gran_1byte, /* A byte can be written once. Further writes to an already written byte cause
83 * its contents to be either undefined or to stay unchanged. */
Paul Kocialkowskic8305e12015-10-16 02:16:20 +000084 write_gran_128bytes, /* If less than 128 bytes are written, the unwritten bytes are undefined. */
Stefan Tauner02437452013-04-01 19:34:53 +000085 write_gran_264bytes, /* If less than 264 bytes are written, the unwritten bytes are undefined. */
86 write_gran_512bytes, /* If less than 512 bytes are written, the unwritten bytes are undefined. */
87 write_gran_528bytes, /* If less than 528 bytes are written, the unwritten bytes are undefined. */
88 write_gran_1024bytes, /* If less than 1024 bytes are written, the unwritten bytes are undefined. */
89 write_gran_1056bytes, /* If less than 1056 bytes are written, the unwritten bytes are undefined. */
Carl-Daniel Hailfinger1b0e9fc2014-06-16 22:36:17 +000090 write_gran_1byte_implicit_erase, /* EEPROMs and other chips with implicit erase and 1-byte writes. */
Stefan Taunereb582572012-09-21 12:52:50 +000091};
92
93/*
Carl-Daniel Hailfingerf38431a2009-09-05 02:30:58 +000094 * How many different contiguous runs of erase blocks with one size each do
95 * we have for a given erase function?
96 */
97#define NUM_ERASEREGIONS 5
98
99/*
100 * How many different erase functions do we have per chip?
Carl-Daniel Hailfingerfd7075a2010-07-29 13:09:18 +0000101 * Atmel AT25FS010 has 6 different functions.
Carl-Daniel Hailfingerf38431a2009-09-05 02:30:58 +0000102 */
Carl-Daniel Hailfingerfd7075a2010-07-29 13:09:18 +0000103#define NUM_ERASEFUNCTIONS 6
Carl-Daniel Hailfingerf38431a2009-09-05 02:30:58 +0000104
Stefan Tauner0554ca52013-07-25 22:54:25 +0000105/* Feature bits used for non-SPI only */
Carl-Daniel Hailfinger4bf4e792010-01-09 03:15:50 +0000106#define FEATURE_REGISTERMAP (1 << 0)
Sean Nelson35727f72010-01-28 23:55:12 +0000107#define FEATURE_LONG_RESET (0 << 4)
108#define FEATURE_SHORT_RESET (1 << 4)
109#define FEATURE_EITHER_RESET FEATURE_LONG_RESET
Sean Nelsonf59e2632010-10-20 21:13:19 +0000110#define FEATURE_RESET_MASK (FEATURE_LONG_RESET | FEATURE_SHORT_RESET)
Carl-Daniel Hailfinger4bf4e792010-01-09 03:15:50 +0000111#define FEATURE_ADDR_FULL (0 << 2)
112#define FEATURE_ADDR_MASK (3 << 2)
Sean Nelson35727f72010-01-28 23:55:12 +0000113#define FEATURE_ADDR_2AA (1 << 2)
114#define FEATURE_ADDR_AAA (2 << 2)
Michael Karcherad0010a2010-04-03 10:27:08 +0000115#define FEATURE_ADDR_SHIFTED (1 << 5)
Stefan Tauner0554ca52013-07-25 22:54:25 +0000116/* Feature bits used for SPI only */
Carl-Daniel Hailfingerfd7075a2010-07-29 13:09:18 +0000117#define FEATURE_WRSR_EWSR (1 << 6)
118#define FEATURE_WRSR_WREN (1 << 7)
Stefan Tauner0554ca52013-07-25 22:54:25 +0000119#define FEATURE_WRSR_EITHER (FEATURE_WRSR_EWSR | FEATURE_WRSR_WREN)
Daniel Lenski65922a32012-02-15 23:40:23 +0000120#define FEATURE_OTP (1 << 8)
Vincent Palatinf800f552013-03-15 02:03:16 +0000121#define FEATURE_QPI (1 << 9)
Ed Swierkcc20a9b2017-07-03 13:17:18 -0700122#define FEATURE_4BA_SUPPORT (1 << 10)
Sean Nelsonc57a9202010-01-04 17:15:23 +0000123
Stefan Tauner6455dff2014-05-26 00:36:24 +0000124enum test_state {
125 OK = 0,
126 NT = 1, /* Not tested */
127 BAD, /* Known to not work */
128 DEP, /* Support depends on configuration (e.g. Intel flash descriptor) */
129 NA, /* Not applicable (e.g. write support on ROM chips) */
130};
131
132#define TEST_UNTESTED (struct tested){ .probe = NT, .read = NT, .erase = NT, .write = NT }
133
134#define TEST_OK_PROBE (struct tested){ .probe = OK, .read = NT, .erase = NT, .write = NT }
135#define TEST_OK_PR (struct tested){ .probe = OK, .read = OK, .erase = NT, .write = NT }
136#define TEST_OK_PRE (struct tested){ .probe = OK, .read = OK, .erase = OK, .write = NT }
137#define TEST_OK_PREW (struct tested){ .probe = OK, .read = OK, .erase = OK, .write = OK }
138
139#define TEST_BAD_PROBE (struct tested){ .probe = BAD, .read = NT, .erase = NT, .write = NT }
140#define TEST_BAD_PR (struct tested){ .probe = BAD, .read = BAD, .erase = NT, .write = NT }
141#define TEST_BAD_PRE (struct tested){ .probe = BAD, .read = BAD, .erase = BAD, .write = NT }
142#define TEST_BAD_PREW (struct tested){ .probe = BAD, .read = BAD, .erase = BAD, .write = BAD }
143
Nico Huber454f6132012-12-10 13:34:10 +0000144struct flashrom_flashctx;
145#define flashctx flashrom_flashctx /* TODO: Agree on a name and convert all occurences. */
Carl-Daniel Hailfinger5a7cb842012-08-25 01:17:58 +0000146typedef int (erasefunc_t)(struct flashctx *flash, unsigned int addr, unsigned int blocklen);
Carl-Daniel Hailfinger63fd9022011-12-14 22:25:15 +0000147
Ronald G. Minnich5e5f75e2002-01-29 18:21:41 +0000148struct flashchip {
Uwe Hermann76158682008-03-14 23:55:58 +0000149 const char *vendor;
Uwe Hermann372eeb52007-12-04 21:49:06 +0000150 const char *name;
Carl-Daniel Hailfinger1dfe0ff2009-05-31 17:57:34 +0000151
152 enum chipbustype bustype;
153
Uwe Hermann394131e2008-10-18 21:14:13 +0000154 /*
155 * With 32bit manufacture_id and model_id we can cover IDs up to
Carl-Daniel Hailfingerae8afa92007-12-31 01:49:00 +0000156 * (including) the 4th bank of JEDEC JEP106W Standard Manufacturer's
157 * Identification code.
158 */
159 uint32_t manufacture_id;
160 uint32_t model_id;
Ronald G. Minnich5e5f75e2002-01-29 18:21:41 +0000161
Stefan Taunerc0aaf952011-05-19 02:58:17 +0000162 /* Total chip size in kilobytes */
Stefan Taunerc69c9c82011-11-23 09:13:48 +0000163 unsigned int total_size;
Stefan Taunerc0aaf952011-05-19 02:58:17 +0000164 /* Chip page size in bytes */
Stefan Taunerc69c9c82011-11-23 09:13:48 +0000165 unsigned int page_size;
Sean Nelsonc57a9202010-01-04 17:15:23 +0000166 int feature_bits;
Ronald G. Minnich5e5f75e2002-01-29 18:21:41 +0000167
Boris Baykov99127182016-06-11 18:29:00 +0200168 /* set of function pointers to use in 4-bytes addressing mode */
169 struct four_bytes_addr_funcs_set {
Ed Swierkcc20a9b2017-07-03 13:17:18 -0700170 int (*set_4ba) (struct flashctx *flash);
Boris Baykov99127182016-06-11 18:29:00 +0200171 int (*read_nbyte) (struct flashctx *flash, unsigned int addr, uint8_t *bytes, unsigned int len);
172 int (*program_byte) (struct flashctx *flash, unsigned int addr, const uint8_t databyte);
173 int (*program_nbyte) (struct flashctx *flash, unsigned int addr, const uint8_t *bytes, unsigned int len);
174 } four_bytes_addr_funcs;
175
Stefan Tauner6455dff2014-05-26 00:36:24 +0000176 /* Indicate how well flashrom supports different operations of this flash chip. */
177 struct tested {
178 enum test_state probe;
179 enum test_state read;
180 enum test_state erase;
181 enum test_state write;
182 } tested;
Peter Stuge1159d582008-05-03 04:34:37 +0000183
Carl-Daniel Hailfinger63fd9022011-12-14 22:25:15 +0000184 int (*probe) (struct flashctx *flash);
Maciej Pijankac6e11112009-06-03 14:46:22 +0000185
Stefan Taunerc69c9c82011-11-23 09:13:48 +0000186 /* Delay after "enter/exit ID mode" commands in microseconds.
187 * NB: negative values have special meanings, see TIMING_* below.
188 */
189 signed int probe_timing;
Carl-Daniel Hailfingerf38431a2009-09-05 02:30:58 +0000190
191 /*
Carl-Daniel Hailfinger63ce4bb2009-12-22 13:04:53 +0000192 * Erase blocks and associated erase function. Any chip erase function
193 * is stored as chip-sized virtual block together with said function.
Stefan Taunerc0aaf952011-05-19 02:58:17 +0000194 * The first one that fits will be chosen. There is currently no way to
195 * influence that behaviour. For testing just comment out the other
196 * elements or set the function pointer to NULL.
Carl-Daniel Hailfingerf38431a2009-09-05 02:30:58 +0000197 */
198 struct block_eraser {
Stefan Tauner6697f712014-08-06 15:09:15 +0000199 struct eraseblock {
Stefan Taunerd06d9412011-06-12 19:47:55 +0000200 unsigned int size; /* Eraseblock size in bytes */
Carl-Daniel Hailfingerf38431a2009-09-05 02:30:58 +0000201 unsigned int count; /* Number of contiguous blocks with that size */
202 } eraseblocks[NUM_ERASEREGIONS];
Stefan Tauner355cbfd2011-05-28 02:37:14 +0000203 /* a block_erase function should try to erase one block of size
204 * 'blocklen' at address 'blockaddr' and return 0 on success. */
Carl-Daniel Hailfinger63fd9022011-12-14 22:25:15 +0000205 int (*block_erase) (struct flashctx *flash, unsigned int blockaddr, unsigned int blocklen);
Carl-Daniel Hailfingerf38431a2009-09-05 02:30:58 +0000206 } block_erasers[NUM_ERASEFUNCTIONS];
207
Carl-Daniel Hailfinger63fd9022011-12-14 22:25:15 +0000208 int (*printlock) (struct flashctx *flash);
209 int (*unlock) (struct flashctx *flash);
Mark Marshallf20b7be2014-05-09 21:16:21 +0000210 int (*write) (struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
Carl-Daniel Hailfinger63fd9022011-12-14 22:25:15 +0000211 int (*read) (struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len);
212 struct voltage {
Steven Zakuleccbe370e2011-06-03 07:26:31 +0000213 uint16_t min;
214 uint16_t max;
215 } voltage;
Stefan Tauner50d67aa2013-03-03 23:49:48 +0000216 enum write_granularity gran;
Carl-Daniel Hailfinger63fd9022011-12-14 22:25:15 +0000217};
Ronald G. Minnicheaab50b2003-09-12 22:41:53 +0000218
Nico Huber454f6132012-12-10 13:34:10 +0000219struct flashrom_flashctx {
Carl-Daniel Hailfinger5a7cb842012-08-25 01:17:58 +0000220 struct flashchip *chip;
Stefan Tauner4e32ec12014-08-30 23:39:51 +0000221 /* FIXME: The memory mappings should be saved in a more structured way. */
222 /* The physical_* fields store the respective addresses in the physical address space of the CPU. */
223 uintptr_t physical_memory;
224 /* The virtual_* fields store where the respective physical address is mapped into flashrom's address
225 * space. A value equivalent to (chipaddr)ERROR_PTR indicates an invalid mapping (or none at all). */
Carl-Daniel Hailfinger5820f422009-05-16 21:22:56 +0000226 chipaddr virtual_memory;
Stefan Tauner4e32ec12014-08-30 23:39:51 +0000227 /* Some flash devices have an additional register space; semantics are like above. */
228 uintptr_t physical_registers;
Carl-Daniel Hailfinger5820f422009-05-16 21:22:56 +0000229 chipaddr virtual_registers;
Carl-Daniel Hailfingera5bcbce2014-07-19 22:03:29 +0000230 struct registered_master *mst;
Nico Huber7af0e792016-04-29 16:40:15 +0200231 const struct flashrom_layout *layout;
232 struct single_layout fallback_layout;
Nico Huber454f6132012-12-10 13:34:10 +0000233 struct {
234 bool force;
235 bool force_boardmismatch;
236 bool verify_after_write;
237 bool verify_whole_chip;
238 } flags;
Ronald G. Minnich5e5f75e2002-01-29 18:21:41 +0000239};
240
Maciej Pijankac6e11112009-06-03 14:46:22 +0000241/* Timing used in probe routines. ZERO is -2 to differentiate between an unset
242 * field and zero delay.
243 *
244 * SPI devices will always have zero delay and ignore this field.
245 */
246#define TIMING_FIXME -1
247/* this is intentionally same value as fixme */
248#define TIMING_IGNORED -1
249#define TIMING_ZERO -2
250
Carl-Daniel Hailfinger4c823182011-05-04 00:39:50 +0000251extern const struct flashchip flashchips[];
Stefan Tauner96658be2014-05-26 22:05:31 +0000252extern const unsigned int flashchips_size;
Ollie Lho184a4042005-11-26 21:55:36 +0000253
Carl-Daniel Hailfinger8a3c60c2011-12-18 15:01:24 +0000254void chip_writeb(const struct flashctx *flash, uint8_t val, chipaddr addr);
255void chip_writew(const struct flashctx *flash, uint16_t val, chipaddr addr);
256void chip_writel(const struct flashctx *flash, uint32_t val, chipaddr addr);
Mark Marshallf20b7be2014-05-09 21:16:21 +0000257void chip_writen(const struct flashctx *flash, const uint8_t *buf, chipaddr addr, size_t len);
Carl-Daniel Hailfinger8a3c60c2011-12-18 15:01:24 +0000258uint8_t chip_readb(const struct flashctx *flash, const chipaddr addr);
259uint16_t chip_readw(const struct flashctx *flash, const chipaddr addr);
260uint32_t chip_readl(const struct flashctx *flash, const chipaddr addr);
261void chip_readn(const struct flashctx *flash, uint8_t *buf, const chipaddr addr, size_t len);
262
Uwe Hermannba290d12009-06-17 12:07:12 +0000263/* print.c */
Niklas Söderlundede2fa42012-10-23 13:06:46 +0000264int print_supported(void);
Carl-Daniel Hailfingerf5292052009-11-17 09:57:34 +0000265void print_supported_wiki(void);
Uwe Hermann515ab3d2009-05-15 17:02:34 +0000266
Stefan Tauner6ad6e012014-06-12 00:04:32 +0000267/* helpers.c */
268uint32_t address_to_bits(uint32_t addr);
269int bitcount(unsigned long a);
270int max(int a, int b);
271int min(int a, int b);
272char *strcat_realloc(char *dest, const char *src);
273void tolower_string(char *str);
Stefan Taunerb41d8472014-11-01 22:56:06 +0000274#ifdef __MINGW32__
275char* strtok_r(char *str, const char *delim, char **nextp);
276#endif
Nico Huber2d625722016-05-03 10:48:02 +0200277#if defined(__DJGPP__) || (!defined(__LIBPAYLOAD__) && !defined(HAVE_STRNLEN))
Stefan Taunerdc627932015-01-27 18:07:50 +0000278size_t strnlen(const char *str, size_t n);
279#endif
Stefan Tauner6ad6e012014-06-12 00:04:32 +0000280
Uwe Hermann0846f892007-08-23 13:34:59 +0000281/* flashrom.c */
Mathias Krausea60faab2011-01-17 07:50:42 +0000282extern const char flashrom_version[];
Nico Huberbcb2e5a2012-12-30 01:23:17 +0000283extern const char *chip_to_probe;
Nico Huber2d625722016-05-03 10:48:02 +0200284char *flashbuses_to_text(enum chipbustype bustype);
Stefan Tauner4e32ec12014-08-30 23:39:51 +0000285int map_flash(struct flashctx *flash);
286void unmap_flash(struct flashctx *flash);
Carl-Daniel Hailfinger63fd9022011-12-14 22:25:15 +0000287int read_memmapped(struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len);
288int erase_flash(struct flashctx *flash);
Carl-Daniel Hailfingera5bcbce2014-07-19 22:03:29 +0000289int probe_flash(struct registered_master *mst, int startchip, struct flashctx *fill_flash, int force);
Carl-Daniel Hailfinger63fd9022011-12-14 22:25:15 +0000290int read_flash_to_file(struct flashctx *flash, const char *filename);
Nico Huberbcb2e5a2012-12-30 01:23:17 +0000291char *extract_param(const char *const *haystack, const char *needle, const char *delim);
Mark Marshallf20b7be2014-05-09 21:16:21 +0000292int verify_range(struct flashctx *flash, const uint8_t *cmpbuf, unsigned int start, unsigned int len);
293int need_erase(const uint8_t *have, const uint8_t *want, unsigned int len, enum write_granularity gran);
Carl-Daniel Hailfingera84835a2010-01-07 03:24:05 +0000294void print_version(void);
Carl-Daniel Hailfinger1c155482012-06-06 09:17:06 +0000295void print_buildinfo(void);
Carl-Daniel Hailfinger8841d3e2010-05-15 15:04:37 +0000296void print_banner(void);
Carl-Daniel Hailfingera73fb492010-10-06 23:48:34 +0000297void list_programmers_linebreak(int startcol, int cols, int paren);
Carl-Daniel Hailfingera84835a2010-01-07 03:24:05 +0000298int selfcheck(void);
Stefan Tauner66652442011-06-26 17:38:17 +0000299int read_buf_from_file(unsigned char *buf, unsigned long size, const char *filename);
Mark Marshallf20b7be2014-05-09 21:16:21 +0000300int write_buf_to_file(const unsigned char *buf, unsigned long size, const char *filename);
Nico Huber305f4172013-06-14 11:55:26 +0200301int prepare_flash_access(struct flashctx *, bool read_it, bool write_it, bool erase_it, bool verify_it);
302void finalize_flash_access(struct flashctx *);
Nico Huber899e4ec2016-04-29 18:39:01 +0200303int do_read(struct flashctx *, const char *filename);
304int do_erase(struct flashctx *);
305int do_write(struct flashctx *, const char *const filename);
306int do_verify(struct flashctx *, const char *const filename);
Uwe Hermannba290d12009-06-17 12:07:12 +0000307
Tadas Slotkusad470342011-09-03 17:15:00 +0000308/* Something happened that shouldn't happen, but we can go on. */
Michael Karchera4448d92010-07-22 18:04:15 +0000309#define ERROR_NONFATAL 0x100
310
Tadas Slotkusad470342011-09-03 17:15:00 +0000311/* Something happened that shouldn't happen, we'll abort. */
312#define ERROR_FATAL -0xee
Carl-Daniel Hailfingerc40cff72011-12-20 00:19:29 +0000313#define ERROR_FLASHROM_BUG -200
314/* We reached one of the hardcoded limits of flashrom. This can be fixed by
315 * increasing the limit of a compile-time allocation or by switching to dynamic
316 * allocation.
317 * Note: If this warning is triggered, check first for runaway registrations.
318 */
319#define ERROR_FLASHROM_LIMIT -201
Tadas Slotkusad470342011-09-03 17:15:00 +0000320
Stefan Tauner9b32de92014-08-08 23:52:33 +0000321/* cli_common.c */
Stefan Tauner9b32de92014-08-08 23:52:33 +0000322void print_chip_support_status(const struct flashchip *chip);
323
Sean Nelson51e97d72010-01-07 20:09:33 +0000324/* cli_output.c */
Nico Huberd152fb92017-06-19 12:57:10 +0200325extern enum flashrom_log_level verbose_screen;
326extern enum flashrom_log_level verbose_logfile;
Carl-Daniel Hailfinger1c155482012-06-06 09:17:06 +0000327#ifndef STANDALONE
328int open_logfile(const char * const filename);
329int close_logfile(void);
330void start_logging(void);
331#endif
Nico Huberd152fb92017-06-19 12:57:10 +0200332int flashrom_print_cb(enum flashrom_log_level level, const char *fmt, va_list ap);
Carl-Daniel Hailfinger9f5f2152010-06-04 23:20:21 +0000333/* Let gcc and clang check for correct printf-style format strings. */
Nico Huberd152fb92017-06-19 12:57:10 +0200334int print(enum flashrom_log_level level, const char *fmt, ...)
Carl-Daniel Hailfinger11990da2013-07-13 23:21:05 +0000335#ifdef __MINGW32__
336__attribute__((format(gnu_printf, 2, 3)));
337#else
338__attribute__((format(printf, 2, 3)));
339#endif
Nico Huberd152fb92017-06-19 12:57:10 +0200340#define msg_gerr(...) print(FLASHROM_MSG_ERROR, __VA_ARGS__) /* general errors */
341#define msg_perr(...) print(FLASHROM_MSG_ERROR, __VA_ARGS__) /* programmer errors */
342#define msg_cerr(...) print(FLASHROM_MSG_ERROR, __VA_ARGS__) /* chip errors */
343#define msg_gwarn(...) print(FLASHROM_MSG_WARN, __VA_ARGS__) /* general warnings */
344#define msg_pwarn(...) print(FLASHROM_MSG_WARN, __VA_ARGS__) /* programmer warnings */
345#define msg_cwarn(...) print(FLASHROM_MSG_WARN, __VA_ARGS__) /* chip warnings */
346#define msg_ginfo(...) print(FLASHROM_MSG_INFO, __VA_ARGS__) /* general info */
347#define msg_pinfo(...) print(FLASHROM_MSG_INFO, __VA_ARGS__) /* programmer info */
348#define msg_cinfo(...) print(FLASHROM_MSG_INFO, __VA_ARGS__) /* chip info */
349#define msg_gdbg(...) print(FLASHROM_MSG_DEBUG, __VA_ARGS__) /* general debug */
350#define msg_pdbg(...) print(FLASHROM_MSG_DEBUG, __VA_ARGS__) /* programmer debug */
351#define msg_cdbg(...) print(FLASHROM_MSG_DEBUG, __VA_ARGS__) /* chip debug */
352#define msg_gdbg2(...) print(FLASHROM_MSG_DEBUG2, __VA_ARGS__) /* general debug2 */
353#define msg_pdbg2(...) print(FLASHROM_MSG_DEBUG2, __VA_ARGS__) /* programmer debug2 */
354#define msg_cdbg2(...) print(FLASHROM_MSG_DEBUG2, __VA_ARGS__) /* chip debug2 */
355#define msg_gspew(...) print(FLASHROM_MSG_SPEW, __VA_ARGS__) /* general debug spew */
356#define msg_pspew(...) print(FLASHROM_MSG_SPEW, __VA_ARGS__) /* programmer debug spew */
357#define msg_cspew(...) print(FLASHROM_MSG_SPEW, __VA_ARGS__) /* chip debug spew */
Sean Nelson51e97d72010-01-07 20:09:33 +0000358
Uwe Hermann0846f892007-08-23 13:34:59 +0000359/* layout.c */
Louis Yung-Chieh Lo9bcf2682011-12-25 09:12:16 +0000360int register_include_arg(char *name);
Mark Marshallf20b7be2014-05-09 21:16:21 +0000361int read_romlayout(const char *name);
Stefan Tauner8268fdb2013-09-23 14:21:06 +0000362int normalize_romentries(const struct flashctx *flash);
Stefan Tauner949ccc82013-09-15 14:01:06 +0000363void layout_cleanup(void);
Uwe Hermann0846f892007-08-23 13:34:59 +0000364
Carl-Daniel Hailfinger00f911e2007-10-15 21:44:47 +0000365/* spi.c */
Carl-Daniel Hailfingerd0478292009-07-10 21:08:55 +0000366struct spi_command {
367 unsigned int writecnt;
368 unsigned int readcnt;
369 const unsigned char *writearr;
370 unsigned char *readarr;
371};
Carl-Daniel Hailfinger8a3c60c2011-12-18 15:01:24 +0000372int spi_send_command(struct flashctx *flash, unsigned int writecnt, unsigned int readcnt, const unsigned char *writearr, unsigned char *readarr);
373int spi_send_multicommand(struct flashctx *flash, struct spi_command *cmds);
374uint32_t spi_get_valid_read_addr(struct flashctx *flash);
Mats Erik Andersson44e1a192008-09-26 13:19:02 +0000375
Carl-Daniel Hailfingerc40cff72011-12-20 00:19:29 +0000376enum chipbustype get_buses_supported(void);
Ollie Lho761bf1b2004-03-20 16:46:10 +0000377#endif /* !__FLASH_H__ */