blob: 5b4daf826964609ecd60acaf35b1ea7f6e41a524 [file] [log] [blame]
/*
* This file is part of the flashrom project.
*
* Copyright (C) 2000 Silicon Integrated System Corporation
* Copyright (C) 2000 Ronald G. Minnich <rminnich@gmail.com>
* Copyright (C) 2005-2009 coresystems GmbH
* Copyright (C) 2006-2009 Carl-Daniel Hailfinger
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef __PROGRAMMER_H__
#define __PROGRAMMER_H__ 1
#include "flash.h" /* for chipaddr and flashctx */
enum programmer {
#if CONFIG_INTERNAL == 1
PROGRAMMER_INTERNAL,
#endif
#if CONFIG_DUMMY == 1
PROGRAMMER_DUMMY,
#endif
#if CONFIG_NIC3COM == 1
PROGRAMMER_NIC3COM,
#endif
#if CONFIG_NICREALTEK == 1
PROGRAMMER_NICREALTEK,
#endif
#if CONFIG_NICNATSEMI == 1
PROGRAMMER_NICNATSEMI,
#endif
#if CONFIG_GFXNVIDIA == 1
PROGRAMMER_GFXNVIDIA,
#endif
#if CONFIG_DRKAISER == 1
PROGRAMMER_DRKAISER,
#endif
#if CONFIG_SATASII == 1
PROGRAMMER_SATASII,
#endif
#if CONFIG_ATAHPT == 1
PROGRAMMER_ATAHPT,
#endif
#if CONFIG_FT2232_SPI == 1
PROGRAMMER_FT2232_SPI,
#endif
#if CONFIG_SERPROG == 1
PROGRAMMER_SERPROG,
#endif
#if CONFIG_BUSPIRATE_SPI == 1
PROGRAMMER_BUSPIRATE_SPI,
#endif
#if CONFIG_RAIDEN_DEBUG_SPI == 1
PROGRAMMER_RAIDEN_DEBUG_SPI,
#endif
#if CONFIG_DEDIPROG == 1
PROGRAMMER_DEDIPROG,
#endif
#if CONFIG_RAYER_SPI == 1
PROGRAMMER_RAYER_SPI,
#endif
#if CONFIG_NICINTEL == 1
PROGRAMMER_NICINTEL,
#endif
#if CONFIG_NICINTEL_SPI == 1
PROGRAMMER_NICINTEL_SPI,
#endif
#if CONFIG_OGP_SPI == 1
PROGRAMMER_OGP_SPI,
#endif
#if CONFIG_SATAMV == 1
PROGRAMMER_SATAMV,
#endif
#if CONFIG_LINUX_MTD == 1
PROGRAMMER_LINUX_MTD,
#endif
#if CONFIG_LINUX_SPI == 1
PROGRAMMER_LINUX_SPI,
#endif
PROGRAMMER_INVALID /* This must always be the last entry. */
};
enum alias_type {
ALIAS_NONE = 0, /* no alias (default) */
ALIAS_EC, /* embedded controller */
ALIAS_HOST, /* chipset / PCH / SoC / etc. */
};
struct programmer_alias {
const char *name;
enum alias_type type;
};
extern struct programmer_alias *alias;
extern struct programmer_alias aliases[];
/*
* This function returns 'true' if current flashrom invocation is programming
* the EC.
*/
static inline int programming_ec(void) {
return alias && (alias->type == ALIAS_EC);
}
struct programmer_entry {
const char *vendor;
const char *name;
int (*init) (void);
void *(*map_flash_region) (const char *descr, uintptr_t phys_addr, size_t len);
void (*unmap_flash_region) (void *virt_addr, size_t len);
void (*delay) (int usecs);
/*
* If set, use extra precautions such as erasing with small block sizes
* and verifying more rigorously. This will incur a performance penalty
* but is good for programming the ROM in-system on a live machine.
*/
int paranoid;
};
extern const struct programmer_entry programmer_table[];
int programmer_init(enum programmer prog, char *param);
int programmer_shutdown(void);
enum bitbang_spi_master_type {
BITBANG_SPI_INVALID = 0, /* This must always be the first entry. */
#if CONFIG_RAYER_SPI == 1
BITBANG_SPI_MASTER_RAYER,
#endif
#if CONFIG_NICINTEL_SPI == 1
BITBANG_SPI_MASTER_NICINTEL,
#endif
#if CONFIG_INTERNAL == 1
#if defined(__i386__) || defined(__x86_64__)
BITBANG_SPI_MASTER_MCP,
#endif
#endif
#if CONFIG_OGP_SPI == 1
BITBANG_SPI_MASTER_OGP,
#endif
};
struct bitbang_spi_master {
enum bitbang_spi_master_type type;
/* Note that CS# is active low, so val=0 means the chip is active. */
void (*set_cs) (int val);
void (*set_sck) (int val);
void (*set_mosi) (int val);
int (*get_miso) (void);
void (*request_bus) (void);
void (*release_bus) (void);
/* Length of half a clock period in usecs. */
unsigned int half_period;
};
#if CONFIG_INTERNAL == 1
struct penable {
uint16_t vendor_id;
uint16_t device_id;
int status; /* OK=0 and NT=1 are defines only. Beware! */
const char *vendor_name;
const char *device_name;
int (*doit) (struct pci_dev *dev, const char *name);
};
extern const struct penable chipset_enables[];
enum board_match_phase {
P1,
P2,
P3
};
struct board_match {
/* Any device, but make it sensible, like the ISA bridge. */
uint16_t first_vendor;
uint16_t first_device;
uint16_t first_card_vendor;
uint16_t first_card_device;
/* Any device, but make it sensible, like
* the host bridge. May be NULL.
*/
uint16_t second_vendor;
uint16_t second_device;
uint16_t second_card_vendor;
uint16_t second_card_device;
/* Pattern to match DMI entries. May be NULL. */
const char *dmi_pattern;
/* The vendor / part name from the coreboot table. May be NULL. */
const char *lb_vendor;
const char *lb_part;
enum board_match_phase phase;
const char *vendor_name;
const char *board_name;
int max_rom_decode_parallel;
int status;
int (*enable) (void); /* May be NULL. */
};
extern const struct board_match board_matches[];
struct board_info {
const char *vendor;
const char *name;
const int working;
#ifdef CONFIG_PRINT_WIKI
const char *url;
const char *note;
#endif
};
extern const struct board_info boards_known[];
extern const struct board_info laptops_known[];
#endif
/* udelay.c */
void myusec_delay(int usecs);
void myusec_calibrate_delay(void);
void internal_delay(int usecs);
#if NEED_PCI == 1
/* pcidev.c */
extern struct pci_access *pacc;
struct dev_entry {
uint16_t vendor_id;
uint16_t device_id;
int status;
const char *vendor_name;
const char *device_name;
};
uintptr_t pcidev_readbar(struct pci_dev *dev, int bar);
uintptr_t pcidev_validate(struct pci_dev *dev, int bar, const struct dev_entry *devs);
struct pci_dev *pcidev_init(const struct dev_entry *devs, int bar);
/* rpci_write_* are reversible writes. The original PCI config space register
* contents will be restored on shutdown.
*/
int rpci_write_byte(struct pci_dev *dev, int reg, uint8_t data);
int rpci_write_word(struct pci_dev *dev, int reg, uint16_t data);
int rpci_write_long(struct pci_dev *dev, int reg, uint32_t data);
#endif
/* print.c */
#if CONFIG_NIC3COM+CONFIG_NICREALTEK+CONFIG_NICNATSEMI+CONFIG_GFXNVIDIA+CONFIG_DRKAISER+CONFIG_SATASII+CONFIG_ATAHPT+CONFIG_NICINTEL+CONFIG_NICINTEL_SPI+CONFIG_OGP_SPI+CONFIG_SATAMV >= 1
void print_supported_pcidevs(const struct dev_entry *devs);
#endif
#if CONFIG_INTERNAL == 1
/* board_enable.c */
void w836xx_ext_enter(uint16_t port);
void w836xx_ext_leave(uint16_t port);
int it8705f_write_enable(uint8_t port);
uint8_t sio_read(uint16_t port, uint8_t reg);
void sio_write(uint16_t port, uint8_t reg, uint8_t data);
void sio_mask(uint16_t port, uint8_t reg, uint8_t data, uint8_t mask);
void board_handle_before_superio(void);
void board_handle_before_laptop(void);
int board_flash_enable(const char *vendor, const char *part);
/* chipset_enable.c */
int chipset_flash_enable(void);
int get_target_bus_from_chipset(enum chipbustype *target_bus);
/* processor_enable.c */
int processor_flash_enable(void);
#endif
/* physmap.c */
void *physmap(const char *descr, uintptr_t phys_addr, size_t len);
void *rphysmap(const char *descr, uintptr_t phys_addr, size_t len);
void *physmap_ro(const char *descr, uintptr_t phys_addr, size_t len);
void physunmap(void *virt_addr, size_t len);
void physunmap_unaligned(void *virt_addr, size_t len);
#if CONFIG_INTERNAL == 1
int setup_cpu_msr(int cpu);
void cleanup_cpu_msr(void);
/* cbtable.c */
int cb_parse_table(const char **vendor, const char **model);
void lb_vendor_dev_from_string(const char *boardstring);
extern int partvendor_from_cbtable;
/* dmi.c */
extern int has_dmi_support;
void dmi_init(void);
int dmi_match(const char *pattern);
/* internal.c */
struct superio {
uint16_t vendor;
uint16_t port;
uint16_t model;
};
extern struct superio superios[];
extern int superio_count;
#define SUPERIO_VENDOR_NONE 0x0
#define SUPERIO_VENDOR_ITE 0x1
#endif
#if NEED_PCI == 1
struct pci_dev *pci_dev_find_filter(struct pci_filter filter);
struct pci_dev *pci_dev_find_vendorclass(uint16_t vendor, uint16_t devclass);
struct pci_dev *pci_dev_find(uint16_t vendor, uint16_t device);
struct pci_dev *pci_card_find(uint16_t vendor, uint16_t device,
uint16_t card_vendor, uint16_t card_device);
#endif
int rget_io_perms(void);
#if CONFIG_INTERNAL == 1
extern int is_laptop;
extern int laptop_ok;
extern int force_boardenable;
extern int force_boardmismatch;
void probe_superio(void);
int register_superio(struct superio s);
extern enum chipbustype internal_buses_supported;
int internal_init(void);
#endif
/* hwaccess.c */
void mmio_writeb(uint8_t val, void *addr);
void mmio_writew(uint16_t val, void *addr);
void mmio_writel(uint32_t val, void *addr);
uint8_t mmio_readb(const void *addr);
uint16_t mmio_readw(const void *addr);
uint32_t mmio_readl(const void *addr);
void mmio_readn(const void *addr, uint8_t *buf, size_t len);
void mmio_le_writeb(uint8_t val, void *addr);
void mmio_le_writew(uint16_t val, void *addr);
void mmio_le_writel(uint32_t val, void *addr);
uint8_t mmio_le_readb(const void *addr);
uint16_t mmio_le_readw(const void *addr);
uint32_t mmio_le_readl(const void *addr);
#define pci_mmio_writeb mmio_le_writeb
#define pci_mmio_writew mmio_le_writew
#define pci_mmio_writel mmio_le_writel
#define pci_mmio_readb mmio_le_readb
#define pci_mmio_readw mmio_le_readw
#define pci_mmio_readl mmio_le_readl
void rmmio_writeb(uint8_t val, void *addr);
void rmmio_writew(uint16_t val, void *addr);
void rmmio_writel(uint32_t val, void *addr);
void rmmio_le_writeb(uint8_t val, void *addr);
void rmmio_le_writew(uint16_t val, void *addr);
void rmmio_le_writel(uint32_t val, void *addr);
#define pci_rmmio_writeb rmmio_le_writeb
#define pci_rmmio_writew rmmio_le_writew
#define pci_rmmio_writel rmmio_le_writel
void rmmio_valb(void *addr);
void rmmio_valw(void *addr);
void rmmio_vall(void *addr);
/* dummyflasher.c */
#if CONFIG_DUMMY == 1
int dummy_init(void);
void *dummy_map(const char *descr, uintptr_t phys_addr, size_t len);
void dummy_unmap(void *virt_addr, size_t len);
#endif
/* nic3com.c */
#if CONFIG_NIC3COM == 1
int nic3com_init(void);
extern const struct dev_entry nics_3com[];
#endif
/* gfxnvidia.c */
#if CONFIG_GFXNVIDIA == 1
int gfxnvidia_init(void);
extern const struct dev_entry gfx_nvidia[];
#endif
/* drkaiser.c */
#if CONFIG_DRKAISER == 1
int drkaiser_init(void);
extern const struct dev_entry drkaiser_pcidev[];
#endif
/* nicrealtek.c */
#if CONFIG_NICREALTEK == 1
int nicrealtek_init(void);
extern const struct dev_entry nics_realtek[];
#endif
/* nicnatsemi.c */
#if CONFIG_NICNATSEMI == 1
int nicnatsemi_init(void);
extern const struct dev_entry nics_natsemi[];
#endif
/* nicintel.c */
#if CONFIG_NICINTEL == 1
int nicintel_init(void);
extern const struct dev_entry nics_intel[];
#endif
/* nicintel_spi.c */
#if CONFIG_NICINTEL_SPI == 1
int nicintel_spi_init(void);
extern const struct dev_entry nics_intel_spi[];
#endif
/* ogp_spi.c */
#if CONFIG_OGP_SPI == 1
int ogp_spi_init(void);
extern const struct dev_entry ogp_spi[];
#endif
/* satamv.c */
#if CONFIG_SATAMV == 1
int satamv_init(void);
extern const struct dev_entry satas_mv[];
#endif
/* satasii.c */
#if CONFIG_SATASII == 1
int satasii_init(void);
extern const struct dev_entry satas_sii[];
#endif
/* atahpt.c */
#if CONFIG_ATAHPT == 1
int atahpt_init(void);
extern const struct dev_entry ata_hpt[];
#endif
/* ft2232_spi.c */
#if CONFIG_FT2232_SPI == 1
struct usbdev_status {
uint16_t vendor_id;
uint16_t device_id;
int status;
const char *vendor_name;
const char *device_name;
};
int ft2232_spi_init(void);
extern const struct usbdev_status devs_ft2232spi[];
void print_supported_usbdevs(const struct usbdev_status *devs);
#endif
/* rayer_spi.c */
#if CONFIG_RAYER_SPI == 1
int rayer_spi_init(void);
#endif
/* bitbang_spi.c */
int register_spi_bitbang_master(const struct bitbang_spi_master *master);
int bitbang_spi_shutdown(const struct bitbang_spi_master *master);
/* buspirate_spi.c */
#if CONFIG_BUSPIRATE_SPI == 1
int buspirate_spi_init(void);
#endif
/* raiden_debug_spi.c */
#if CONFIG_RAIDEN_DEBUG_SPI == 1
int raiden_debug_spi_init(void);
#endif
/* linux_i2c.c */
#if CONFIG_LINUX_I2C == 1
int linux_i2c_shutdown(void *data);
int linux_i2c_init(void);
int linux_i2c_open(int bus, int addr, int force);
void linux_i2c_close(void);
int linux_i2c_xfer(int bus, int addr, const void *inbuf,
int insize, const void *outbuf, int outsize);
#endif
/* linux_mtd.c */
#if CONFIG_LINUX_MTD == 1
int linux_mtd_init(void);
#endif
/* linux_spi.c */
#if CONFIG_LINUX_SPI == 1
int linux_spi_init(void);
#endif
/* dediprog.c */
#if CONFIG_DEDIPROG == 1
int dediprog_init(void);
#endif
/* flashrom.c */
struct decode_sizes {
uint32_t parallel;
uint32_t lpc;
uint32_t fwh;
uint32_t spi;
};
extern struct decode_sizes max_rom_decode;
extern int programmer_may_write;
extern unsigned long flashbase;
int check_max_decode(enum chipbustype buses, uint32_t size);
char *extract_programmer_param(const char *param_name);
/* layout.c */
int show_id(uint8_t *bios, int size, int force);
/* spi.c */
enum spi_controller {
SPI_CONTROLLER_NONE,
#if CONFIG_INTERNAL == 1
#if defined(__i386__) || defined(__x86_64__)
SPI_CONTROLLER_ICH7,
SPI_CONTROLLER_ICH9,
SPI_CONTROLLER_ICH_HWSEQ,
SPI_CONTROLLER_IT85XX,
SPI_CONTROLLER_IT87XX,
SPI_CONTROLLER_MEC1308,
SPI_CONTROLLER_SB600,
SPI_CONTROLLER_YANGTZE,
SPI_CONTROLLER_VIA,
SPI_CONTROLLER_WBSIO,
SPI_CONTROLLER_WPCE775X,
SPI_CONTROLLER_ENE,
#endif
#if defined(__arm__)
SPI_CONTROLLER_TEGRA2,
#endif
#endif
#if CONFIG_FT2232_SPI == 1
SPI_CONTROLLER_FT2232,
#endif
#if CONFIG_DUMMY == 1
SPI_CONTROLLER_DUMMY,
#endif
#if CONFIG_BUSPIRATE_SPI == 1
SPI_CONTROLLER_BUSPIRATE,
#endif
#if CONFIG_RAIDEN_DEBUG_SPI == 1
SPI_CONTROLLER_RAIDEN_DEBUG,
#endif
#if CONFIG_DEDIPROG == 1
SPI_CONTROLLER_DEDIPROG,
#endif
#if CONFIG_BITBANG_SPI == 1
SPI_CONTROLLER_BITBANG,
#endif
#if CONFIG_LINUX_SPI == 1
SPI_CONTROLLER_LINUX,
#endif
#if CONFIG_SERPROG == 1
SPI_CONTROLLER_SERPROG,
#endif
};
extern const int spi_master_count;
#define MAX_DATA_UNSPECIFIED 0
#define MAX_DATA_READ_UNLIMITED 64 * 1024
#define MAX_DATA_WRITE_UNLIMITED 256
struct spi_master {
enum spi_controller type;
unsigned int max_data_read;
unsigned int max_data_write;
int (*command)(const struct flashctx *flash, unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
int (*multicommand)(const struct flashctx *flash, struct spi_command *cmds);
/* Optimized functions for this master */
int (*read)(struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len);
int (*write_256)(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
};
extern const struct spi_master *spi_master;
int default_spi_send_command(const struct flashctx *flash, unsigned int writecnt, unsigned int readcnt,
const unsigned char *writearr, unsigned char *readarr);
int default_spi_send_multicommand(const struct flashctx *flash, struct spi_command *cmds);
int default_spi_read(struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len);
int default_spi_write_256(struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
void register_spi_master(const struct spi_master *programmer);
/* ichspi.c */
enum ich_chipset {
CHIPSET_ICH_UNKNOWN,
CHIPSET_ICH7 = 7,
CHIPSET_ICH8,
CHIPSET_ICH9,
CHIPSET_ICH10,
CHIPSET_5_SERIES_IBEX_PEAK,
CHIPSET_6_SERIES_COUGAR_POINT,
CHIPSET_7_SERIES_PANTHER_POINT,
CHIPSET_8_SERIES_LYNX_POINT,
CHIPSET_8_SERIES_LYNX_POINT_LP,
CHIPSET_9_SERIES_WILDCAT_POINT,
CHIPSET_100_SERIES_SUNRISE_POINT,
CHIPSET_BAYTRAIL,
CHIPSET_APL,
};
#if CONFIG_INTERNAL == 1
/*
* This global variable is used to communicate the type of ICH found on the
* device. When running on non-intel platforms default value of
* CHIPSET_ICH_UNKNOWN is used.
*/
extern enum ich_chipset ich_generation;
/*
* This global variable is set to indicate that the invoked flash programming
* command should not be executed, but just verified for validity.
*
* This is useful when one needs to determine if a certain flash erase command
* supported by the chip is allowed by the Intel controller on the device.
*/
extern int ich_dry_run;
extern uint32_t ichspi_bbar;
int ich_init_spi(struct pci_dev *dev, uint32_t base, void *rcrb,
enum ich_chipset ich_generation);
int via_init_spi(struct pci_dev *dev);
/* ene_lpc.c */
int ene_probe_spi_flash(const char *name);
/* amd_imc.c */
int amd_imc_shutdown(struct pci_dev *dev);
/* it85spi.c */
int it85xx_spi_init(struct superio s);
int it8518_spi_init(struct superio s);
/* it87spi.c */
void enter_conf_mode_ite(uint16_t port);
void exit_conf_mode_ite(uint16_t port);
void probe_superio_ite(void);
int init_superio_ite(void);
/* mcp6x_spi.c */
int mcp6x_spi_init(int want_spi);
/* mec1308.c */
int mec1308_probe_spi_flash(const char *name);
/* sb600spi.c */
int sb600_probe_spi(struct pci_dev *dev);
/* wbsio_spi.c */
int wbsio_check_for_spi(void);
#endif
/* opaque.c */
struct opaque_master {
int max_data_read;
int max_data_write;
/* Specific functions for this programmer */
int (*probe) (struct flashctx *flash);
int (*read) (struct flashctx *flash, uint8_t *buf, unsigned int start, unsigned int len);
int (*write) (struct flashctx *flash, const uint8_t *buf, unsigned int start, unsigned int len);
int (*erase) (struct flashctx *flash, unsigned int blockaddr, unsigned int blocklen);
uint8_t (*read_status) (const struct flashctx *flash);
int (*write_status) (const struct flashctx *flash, int status);
int (*check_access) (const struct flashctx *flash, unsigned int start, unsigned int len, int read);
const void *data;
};
extern struct opaque_master *opaque_master;
void register_opaque_master(struct opaque_master *pgm);
/* programmer.c */
int noop_shutdown(void);
void *fallback_map(const char *descr, uintptr_t phys_addr, size_t len);
void fallback_unmap(void *virt_addr, size_t len);
uint8_t noop_chip_readb(const struct flashctx *flash, const chipaddr addr);
void noop_chip_writeb(const struct flashctx *flash, uint8_t val, chipaddr addr);
void fallback_chip_writew(const struct flashctx *flash, uint16_t val, chipaddr addr);
void fallback_chip_writel(const struct flashctx *flash, uint32_t val, chipaddr addr);
void fallback_chip_writen(const struct flashctx *flash, uint8_t *buf, chipaddr addr, size_t len);
uint16_t fallback_chip_readw(const struct flashctx *flash, const chipaddr addr);
uint32_t fallback_chip_readl(const struct flashctx *flash, const chipaddr addr);
void fallback_chip_readn(const struct flashctx *flash, uint8_t *buf, const chipaddr addr, size_t len);
struct par_master {
void (*chip_writeb) (const struct flashctx *flash, uint8_t val, chipaddr addr);
void (*chip_writew) (const struct flashctx *flash, uint16_t val, chipaddr addr);
void (*chip_writel) (const struct flashctx *flash, uint32_t val, chipaddr addr);
void (*chip_writen) (const struct flashctx *flash, uint8_t *buf, chipaddr addr, size_t len);
uint8_t (*chip_readb) (const struct flashctx *flash, const chipaddr addr);
uint16_t (*chip_readw) (const struct flashctx *flash, const chipaddr addr);
uint32_t (*chip_readl) (const struct flashctx *flash, const chipaddr addr);
void (*chip_readn) (const struct flashctx *flash, uint8_t *buf, const chipaddr addr, size_t len);
const void *data;
};
extern const struct par_master *par_master;
void register_par_master(const struct par_master *pgm, const enum chipbustype buses);
struct registered_master {
enum chipbustype buses_supported;
union {
struct par_master par;
struct spi_master spi;
struct opaque_master opaque;
};
};
extern struct registered_master registered_masters[];
extern int registered_master_count;
int register_master(const struct registered_master *mst);
/* serprog.c */
#if CONFIG_SERPROG == 1
int serprog_init(void);
void serprog_delay(int usecs);
#endif
/* serial.c */
#if _WIN32
typedef HANDLE fdtype;
#else
typedef int fdtype;
#endif
/* wpce775x.c */
int wpce775x_probe_spi_flash(const char *name);
/* cros_ec.c */
int cros_ec_probe_i2c(const char *name);
/**
* Probe the Google Chrome OS EC device
*
* @return 0 if found correct, non-zero if not found or error
*/
int cros_ec_probe_dev(void);
int cros_ec_probe_lpc(const char *name);
int cros_ec_need_2nd_pass(void);
int cros_ec_finish(void);
int cros_ec_prepare(uint8_t *image, int size);
void sp_flush_incoming(void);
fdtype sp_openserport(char *dev, unsigned int baud);
void __attribute__((noreturn)) sp_die(char *msg);
extern fdtype sp_fd;
/* expose serialport_shutdown as it's currently used by buspirate */
int serialport_shutdown(void *data);
int serialport_write(unsigned char *buf, unsigned int writecnt);
int serialport_read(unsigned char *buf, unsigned int readcnt);
/* usbdev.c */
struct libusb_device_handle;
struct libusb_context;
struct libusb_device_handle *usb_dev_get_by_vid_pid_serial(
struct libusb_context *usb_ctx, uint16_t vid, uint16_t pid, const char *serialno);
struct libusb_device_handle *usb_dev_get_by_vid_pid_number(
struct libusb_context *usb_ctx, uint16_t vid, uint16_t pid, unsigned int num);
#endif /* !__PROGRAMMER_H__ */