/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2008 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _FWFLASH_H #define _FWFLASH_H #pragma ident "%Z%%M% %I% %E% SMI" /* * fwflash.h */ #ifdef __cplusplus extern "C" { #endif #include #include #define MSG_INFO 0 #define MSG_WARN 1 #define MSG_ERROR 2 int fwflash_debug; #define FWFLASH_SUCCESS 0 #define FWFLASH_FAILURE 1 #define FWFLASH_FLASH_IMAGES 2 #define FWPLUGINDIR "/usr/lib/fwflash/identify" #define FWVERIFYPLUGINDIR "/usr/lib/fwflash/verify" /* * we search for a variable (fwplugin_version, type uint32_t) * which should equal FWPLUGIN_VERSION_1 */ #define FWPLUGIN_VERSION_1 1 struct devicelist; struct fw_plugin { /* * An opaque handle for dlopen()/dlclose() to use. */ void *handle; /* * fully-qualified filename in /usr/lib/fwflash/identify * made up of [drivername].so * * eg /usr/lib/fwflash/identify/ses.so * is the identification plugin for devices attached to * the host using the ses(7D) driver. */ char *filename; /* * The driver name that this plugin will search for in * the device tree snapshot using di_drv_first_node(3DEVINFO) * and di_drv_next_node(3DEVINFO). */ char *drvname; /* "ses" or "tavor" or .... */ /* * Function entry point to support the command-line "-r" * option - read image from device to persistent storage. * * Not all plugins and devices will support this operation. */ int (*fw_readfw)(struct devicelist *device, char *filename); /* * Function entry point to support the command-line "-f" * option - writes from persistent storage to device * * All identification plugins must support this operation. */ int (*fw_writefw)(struct devicelist *device, char *filename); /* * Function entry point used to build the list of valid, flashable * devices attached to the system using the loadable module drvname. * (Not all devices attached using drvname will be valid for this * plugin to report. * * start allows us to display flashable devices attached with * different drivers and provide the user with a visual clue * that these devices are different to others that are detected. * * All identification plugins must support this operation. */ int (*fw_identify)(int start); /* * Function entry point to support the command-line "-l" * option - list/report flashable devices attached to the system. * * All identification plugins must support this operation. */ int (*fw_devinfo)(struct devicelist *thisdev); }; struct pluginlist { /* * fully qualified filename in /usr/lib/fwflash/identify * made up of fwflash-[drivername].so * * eg /usr/lib/fwflash/identify/ses.so * is the identification plugin for devices attached to * the host using the ses(7D) driver. */ char *filename; /* * The driver name that this plugin will search for in * the device tree snapshot using di_drv_first_node(3DEVINFO) * and di_drv_next_node(3DEVINFO). */ char *drvname; /* * pointer to the actual plugin, so we can access its * function entry points */ struct fw_plugin *plugin; /* pointer to the next element in the list */ TAILQ_ENTRY(pluginlist) nextplugin; }; struct vpr { /* vendor ID, eg "HITACHI " */ char *vid; /* product ID, eg "DK32EJ36NSUN36G " */ char *pid; /* revision, eg "PQ08" */ char *revid; /* * Additional, encapsulated identifying information. * This pointer allows us to add details such as the * IB hba sector size, which command set should be * used or a part number. */ void *encap_ident; }; struct fwfile { /* * The fully qualified filename. No default location for * for the firmware image file is mandated. */ char *filename; /* Pointer to the identification plugin required */ struct fw_plugin *plugin; /* pointer to the identification summary structure */ struct vpr *ident; }; struct devicelist { /* * fully qualified pathname, with /devices/.... prefix */ char *access_devname; /* * Which drivername did we find this device attached with * in our device tree walk? Eg, ses or tavor or sgen... */ char *drvname; /* * What class of device is this? For tavor-attached devices, * we set this to "IB". For other devices, unless there is * a common name to use, just make this the same as the * drvname field. */ char *classname; /* pointer to the VPR structure */ struct vpr *ident; /* * In the original fwflash(1M), it was possible to select a * device for flashing by using an index number called a * dev_num. We retain that concept for pluggable fwflash, with * the following change - whenever our identification plugin has * finished and found at least one acceptable device, we bump the * index number by 100. This provides the user with another key * to distinguish the desired device from a potentially very large * list of similar-looking devices. */ unsigned int index; /* * Contains SAS or FC Port-WWNs, or IB GUIDS. Both SAS and FC only * need one entry in this array since they really only have one * address which we should track. IB devices can have 4 GUIDs * (System Image, Node Image, Port 1 and Port 2). */ char *addresses[4]; /* * Pointer to the plugin needed to flash this device, and * to use for printing appropriate device-specific information * as required by the "-l" option to fwflash(1M). */ struct fw_plugin *plugin; /* Next entry in the list */ TAILQ_ENTRY(devicelist) nextdev; }; /* * this type of plugin is for the firmware image vendor-specific * verification functions, which we load from FWVERIFYPLUGINDIR */ struct vrfyplugin { /* * fully-qualified filename in /usr/lib/fwflash/verify, * made up of [drivername]-[vendorname].so * * eg /usr/lib/fwflash/verify/ses-SUN.so * is the verification plugin for ses-attached devices which * have a vendorname of "SUN". */ char *filename; /* * The vendor name, such as "SUN" or "MELLANOX" */ char *vendor; /* * An opaque handle for dlopen()/dlclose() to use. */ void *handle; /* * Firmware image size in bytes, as reported by * stat(). */ unsigned int imgsize; /* * Flashable devices frequently have different buffers * to use for different image types. We track the buffer * required for this particular image with this variable. * * Once the verifier has figured out what sort of image * it's been passed, it will know what value to use for * this variable. */ unsigned int flashbuf; /* * Points to the entire firmware image in memory. * We do this so we can avoid multiple open()/close() * operations, and to make it easier for checksum * calculations. */ int *fwimage; /* * We also store the name of the firmware file that * we point to with *fwimage. This is needed in cases * where we need to key off the name of the file to * determine whether a different buffer in the target * device should be targeted. * * For example, our "standard" firmware image (file.fw) * might require use of buffer id 0, but a boot image * (boot.fw) might require use of buffer id 17. In each * case, it is the verifier plugin that determines the * specific bufferid that is needed by that firmware image. */ char *imgfile; /* * The verification function entry point. The code * in fwflash.c calls this function to verify that * the nominated firmware image file is valid for * the selected devicenode. * * Note that if the verification fails, the image * does _not_ get force-flashed to the device. */ int (*vendorvrfy)(struct devicelist *devicenode); }; /* Flags for argument parsing */ #define FWFLASH_HELP_FLAG 0x01 #define FWFLASH_VER_FLAG 0x02 #define FWFLASH_YES_FLAG 0x04 #define FWFLASH_LIST_FLAG 0x08 #define FWFLASH_CLASS_FLAG 0x10 #define FWFLASH_DEVICE_FLAG 0x20 #define FWFLASH_FW_FLAG 0x40 #define FWFLASH_READ_FLAG 0x80 /* global variables for fwflash */ TAILQ_HEAD(PLUGINLIST, pluginlist); TAILQ_HEAD(DEVICELIST, devicelist); struct PLUGINLIST *fw_pluginlist; struct DEVICELIST *fw_devices; struct vrfyplugin *verifier; di_node_t rootnode; struct fw_plugin *self; /* * utility defines and macros, since the firmware image we get * from LSI is ARM-format and that means byte- and short-swapping * on sparc */ #define HIGHBITS16 0xff00 #define HIGHBITS32 0xffff0000 #define HIGHBITS64 0xffffffff00000000ULL #define LOWBITS16 0x00ff #define LOWBITS32 0x0000ffff #define LOWBITS64 0x00000000ffffffffULL #if defined(_LITTLE_ENDIAN) #define ARMSWAPBITS(bs) (bs) #define MLXSWAPBITS16(bs) \ (BE_16(((bs) & LOWBITS16)) | BE_16(((bs) & HIGHBITS16))) #define MLXSWAPBITS32(bs) \ (BE_32(((bs) & LOWBITS32)) | BE_32(((bs) & HIGHBITS32))) #define MLXSWAPBITS64(bs) \ (BE_64(((bs) & LOWBITS64)) | BE_64(((bs) & HIGHBITS64))) #else #define ARMSWAPBITS(bs) (LE_32(((bs) & LOWBITS32)) | LE_32(((bs) & HIGHBITS32))) #define MLXSWAPBITS16(bs) (bs) #define MLXSWAPBITS32(bs) (bs) #define MLXSWAPBITS64(bs) (bs) #endif /* common functions for fwflash */ void logmsg(int severity, char *msg, ...); #ifdef __cplusplus } #endif #endif /* _FWFLASH_H */