diff options
Diffstat (limited to 'tools')
83 files changed, 6138 insertions, 1880 deletions
diff --git a/tools/firewire/Makefile b/tools/firewire/Makefile new file mode 100644 index 000000000000..81767adaae7d --- /dev/null +++ b/tools/firewire/Makefile @@ -0,0 +1,19 @@ +prefix = /usr +nosy-dump-version = 0.4 + +CC = gcc + +all : nosy-dump + +nosy-dump : CFLAGS = -Wall -O2 -g +nosy-dump : CPPFLAGS = -DVERSION=\"$(nosy-dump-version)\" -I../../drivers/firewire +nosy-dump : LDFLAGS = -g +nosy-dump : LDLIBS = -lpopt + +nosy-dump : nosy-dump.o decode-fcp.o + +clean : + rm -rf *.o nosy-dump + +install : + install nosy-dump $(prefix)/bin/nosy-dump diff --git a/tools/firewire/decode-fcp.c b/tools/firewire/decode-fcp.c new file mode 100644 index 000000000000..e41223b6a4c8 --- /dev/null +++ b/tools/firewire/decode-fcp.c @@ -0,0 +1,213 @@ +#include <linux/firewire-constants.h> +#include <stdio.h> +#include <stdlib.h> + +#include "list.h" +#include "nosy-dump.h" + +#define CSR_FCP_COMMAND 0xfffff0000b00ull +#define CSR_FCP_RESPONSE 0xfffff0000d00ull + +static const char * const ctype_names[] = { + [0x0] = "control", [0x8] = "not implemented", + [0x1] = "status", [0x9] = "accepted", + [0x2] = "specific inquiry", [0xa] = "rejected", + [0x3] = "notify", [0xb] = "in transition", + [0x4] = "general inquiry", [0xc] = "stable", + [0x5] = "(reserved 0x05)", [0xd] = "changed", + [0x6] = "(reserved 0x06)", [0xe] = "(reserved 0x0e)", + [0x7] = "(reserved 0x07)", [0xf] = "interim", +}; + +static const char * const subunit_type_names[] = { + [0x00] = "monitor", [0x10] = "(reserved 0x10)", + [0x01] = "audio", [0x11] = "(reserved 0x11)", + [0x02] = "printer", [0x12] = "(reserved 0x12)", + [0x03] = "disc", [0x13] = "(reserved 0x13)", + [0x04] = "tape recorder/player",[0x14] = "(reserved 0x14)", + [0x05] = "tuner", [0x15] = "(reserved 0x15)", + [0x06] = "ca", [0x16] = "(reserved 0x16)", + [0x07] = "camera", [0x17] = "(reserved 0x17)", + [0x08] = "(reserved 0x08)", [0x18] = "(reserved 0x18)", + [0x09] = "panel", [0x19] = "(reserved 0x19)", + [0x0a] = "bulletin board", [0x1a] = "(reserved 0x1a)", + [0x0b] = "camera storage", [0x1b] = "(reserved 0x1b)", + [0x0c] = "(reserved 0x0c)", [0x1c] = "vendor unique", + [0x0d] = "(reserved 0x0d)", [0x1d] = "all subunit types", + [0x0e] = "(reserved 0x0e)", [0x1e] = "subunit_type extended to next byte", + [0x0f] = "(reserved 0x0f)", [0x1f] = "unit", +}; + +struct avc_enum { + int value; + const char *name; +}; + +struct avc_field { + const char *name; /* Short name for field. */ + int offset; /* Location of field, specified in bits; */ + /* negative means from end of packet. */ + int width; /* Width of field, 0 means use data_length. */ + struct avc_enum *names; +}; + +struct avc_opcode_info { + const char *name; + struct avc_field fields[8]; +}; + +struct avc_enum power_field_names[] = { + { 0x70, "on" }, + { 0x60, "off" }, + { } +}; + +static const struct avc_opcode_info opcode_info[256] = { + + /* TA Document 1999026 */ + /* AV/C Digital Interface Command Set General Specification 4.0 */ + [0xb2] = { "power", { + { "state", 0, 8, power_field_names } + } + }, + [0x30] = { "unit info", { + { "foo", 0, 8 }, + { "unit_type", 8, 5 }, + { "unit", 13, 3 }, + { "company id", 16, 24 }, + } + }, + [0x31] = { "subunit info" }, + [0x01] = { "reserve" }, + [0xb0] = { "version" }, + [0x00] = { "vendor dependent" }, + [0x02] = { "plug info" }, + [0x12] = { "channel usage" }, + [0x24] = { "connect" }, + [0x20] = { "connect av" }, + [0x22] = { "connections" }, + [0x11] = { "digital input" }, + [0x10] = { "digital output" }, + [0x25] = { "disconnect" }, + [0x21] = { "disconnect av" }, + [0x19] = { "input plug signal format" }, + [0x18] = { "output plug signal format" }, + [0x1f] = { "general bus setup" }, + + /* TA Document 1999025 */ + /* AV/C Descriptor Mechanism Specification Version 1.0 */ + [0x0c] = { "create descriptor" }, + [0x08] = { "open descriptor" }, + [0x09] = { "read descriptor" }, + [0x0a] = { "write descriptor" }, + [0x05] = { "open info block" }, + [0x06] = { "read info block" }, + [0x07] = { "write info block" }, + [0x0b] = { "search descriptor" }, + [0x0d] = { "object number select" }, + + /* TA Document 1999015 */ + /* AV/C Command Set for Rate Control of Isochronous Data Flow 1.0 */ + [0xb3] = { "rate", { + { "subfunction", 0, 8 }, + { "result", 8, 8 }, + { "plug_type", 16, 8 }, + { "plug_id", 16, 8 }, + } + }, + + /* TA Document 1999008 */ + /* AV/C Audio Subunit Specification 1.0 */ + [0xb8] = { "function block" }, + + /* TA Document 2001001 */ + /* AV/C Panel Subunit Specification 1.1 */ + [0x7d] = { "gui update" }, + [0x7e] = { "push gui data" }, + [0x7f] = { "user action" }, + [0x7c] = { "pass through" }, + + /* */ + [0x26] = { "asynchronous connection" }, +}; + +struct avc_frame { + uint32_t operand0:8; + uint32_t opcode:8; + uint32_t subunit_id:3; + uint32_t subunit_type:5; + uint32_t ctype:4; + uint32_t cts:4; +}; + +static void +decode_avc(struct link_transaction *t) +{ + struct avc_frame *frame = + (struct avc_frame *) t->request->packet.write_block.data; + const struct avc_opcode_info *info; + const char *name; + char buffer[32]; + int i; + + info = &opcode_info[frame->opcode]; + if (info->name == NULL) { + snprintf(buffer, sizeof(buffer), + "(unknown opcode 0x%02x)", frame->opcode); + name = buffer; + } else { + name = info->name; + } + + printf("av/c %s, subunit_type=%s, subunit_id=%d, opcode=%s", + ctype_names[frame->ctype], subunit_type_names[frame->subunit_type], + frame->subunit_id, name); + + for (i = 0; info->fields[i].name != NULL; i++) + printf(", %s", info->fields[i].name); + + printf("\n"); +} + +int +decode_fcp(struct link_transaction *t) +{ + struct avc_frame *frame = + (struct avc_frame *) t->request->packet.write_block.data; + unsigned long long offset = + ((unsigned long long) t->request->packet.common.offset_high << 32) | + t->request->packet.common.offset_low; + + if (t->request->packet.common.tcode != TCODE_WRITE_BLOCK_REQUEST) + return 0; + + if (offset == CSR_FCP_COMMAND || offset == CSR_FCP_RESPONSE) { + switch (frame->cts) { + case 0x00: + decode_avc(t); + break; + case 0x01: + printf("cal fcp frame (cts=0x01)\n"); + break; + case 0x02: + printf("ehs fcp frame (cts=0x02)\n"); + break; + case 0x03: + printf("havi fcp frame (cts=0x03)\n"); + break; + case 0x0e: + printf("vendor specific fcp frame (cts=0x0e)\n"); + break; + case 0x0f: + printf("extended cts\n"); + break; + default: + printf("reserved fcp frame (ctx=0x%02x)\n", frame->cts); + break; + } + return 1; + } + + return 0; +} + diff --git a/tools/firewire/list.h b/tools/firewire/list.h new file mode 100644 index 000000000000..41f4bdadf634 --- /dev/null +++ b/tools/firewire/list.h @@ -0,0 +1,62 @@ +struct list { + struct list *next, *prev; +}; + +static inline void +list_init(struct list *list) +{ + list->next = list; + list->prev = list; +} + +static inline int +list_empty(struct list *list) +{ + return list->next == list; +} + +static inline void +list_insert(struct list *link, struct list *new_link) +{ + new_link->prev = link->prev; + new_link->next = link; + new_link->prev->next = new_link; + new_link->next->prev = new_link; +} + +static inline void +list_append(struct list *list, struct list *new_link) +{ + list_insert((struct list *)list, new_link); +} + +static inline void +list_prepend(struct list *list, struct list *new_link) +{ + list_insert(list->next, new_link); +} + +static inline void +list_remove(struct list *link) +{ + link->prev->next = link->next; + link->next->prev = link->prev; +} + +#define list_entry(link, type, member) \ + ((type *)((char *)(link)-(unsigned long)(&((type *)0)->member))) + +#define list_head(list, type, member) \ + list_entry((list)->next, type, member) + +#define list_tail(list, type, member) \ + list_entry((list)->prev, type, member) + +#define list_next(elm, member) \ + list_entry((elm)->member.next, typeof(*elm), member) + +#define list_for_each_entry(pos, list, member) \ + for (pos = list_head(list, typeof(*pos), member); \ + &pos->member != (list); \ + pos = list_next(pos, member)) + diff --git a/tools/firewire/nosy-dump.c b/tools/firewire/nosy-dump.c new file mode 100644 index 000000000000..f93b776370b6 --- /dev/null +++ b/tools/firewire/nosy-dump.c @@ -0,0 +1,1031 @@ +/* + * nosy-dump - Interface to snoop mode driver for TI PCILynx 1394 controllers + * Copyright (C) 2002-2006 Kristian Høgsberg + * + * 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. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software Foundation, + * Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + */ + +#include <byteswap.h> +#include <endian.h> +#include <fcntl.h> +#include <linux/firewire-constants.h> +#include <poll.h> +#include <popt.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> +#include <string.h> +#include <sys/ioctl.h> +#include <sys/time.h> +#include <termios.h> +#include <unistd.h> + +#include "list.h" +#include "nosy-dump.h" +#include "nosy-user.h" + +enum { + PACKET_FIELD_DETAIL = 0x01, + PACKET_FIELD_DATA_LENGTH = 0x02, + /* Marks the fields we print in transaction view. */ + PACKET_FIELD_TRANSACTION = 0x04, +}; + +static void print_packet(uint32_t *data, size_t length); +static void decode_link_packet(struct link_packet *packet, size_t length, + int include_flags, int exclude_flags); +static int run = 1; +sig_t sys_sigint_handler; + +static char *option_nosy_device = "/dev/nosy"; +static char *option_view = "packet"; +static char *option_output; +static char *option_input; +static int option_hex; +static int option_iso; +static int option_cycle_start; +static int option_version; +static int option_verbose; + +enum { + VIEW_TRANSACTION, + VIEW_PACKET, + VIEW_STATS, +}; + +static const struct poptOption options[] = { + { + .longName = "device", + .shortName = 'd', + .argInfo = POPT_ARG_STRING, + .arg = &option_nosy_device, + .descrip = "Path to nosy device.", + .argDescrip = "DEVICE" + }, + { + .longName = "view", + .argInfo = POPT_ARG_STRING, + .arg = &option_view, + .descrip = "Specify view of bus traffic: packet, transaction or stats.", + .argDescrip = "VIEW" + }, + { + .longName = "hex", + .shortName = 'x', + .argInfo = POPT_ARG_NONE, + .arg = &option_hex, + .descrip = "Print each packet in hex.", + }, + { + .longName = "iso", + .argInfo = POPT_ARG_NONE, + .arg = &option_iso, + .descrip = "Print iso packets.", + }, + { + .longName = "cycle-start", + .argInfo = POPT_ARG_NONE, + .arg = &option_cycle_start, + .descrip = "Print cycle start packets.", + }, + { + .longName = "verbose", + .shortName = 'v', + .argInfo = POPT_ARG_NONE, + .arg = &option_verbose, + .descrip = "Verbose packet view.", + }, + { + .longName = "output", + .shortName = 'o', + .argInfo = POPT_ARG_STRING, + .arg = &option_output, + .descrip = "Log to output file.", + .argDescrip = "FILENAME" + }, + { + .longName = "input", + .shortName = 'i', + .argInfo = POPT_ARG_STRING, + .arg = &option_input, + .descrip = "Decode log from file.", + .argDescrip = "FILENAME" + }, + { + .longName = "version", + .argInfo = POPT_ARG_NONE,< |