diff options
Diffstat (limited to 'util')
| -rw-r--r-- | util/ectool.c | 54 |
1 files changed, 53 insertions, 1 deletions
diff --git a/util/ectool.c b/util/ectool.c index 21b8d5d51c..570a7bf3ba 100644 --- a/util/ectool.c +++ b/util/ectool.c @@ -6144,7 +6144,6 @@ int cmd_i2c_write(int argc, char *argv[]) return 0; } - int cmd_i2c_xfer(int argc, char *argv[]) { unsigned int port, addr; @@ -6221,6 +6220,58 @@ int cmd_i2c_xfer(int argc, char *argv[]) return 0; } +static void cmd_i2c_lookup_help(const char *const cmd) +{ + fprintf(stderr, + "Usage: %s <type>\n" + " <type> is one of:\n" + " 1: CBI_EEPROM\n", + cmd); +} + +int cmd_i2c_lookup(int argc, char *argv[]) +{ + struct ec_params_i2c_lookup p; + struct ec_response_i2c_lookup r; + char *e; + int rv; + + if (argc != 2) { + cmd_i2c_lookup_help(argv[0]); + return -1; + } + + p.type = strtol(argv[1], &e, 0); + if (e && *e) { + fprintf(stderr, "Bad type.\n"); + cmd_i2c_lookup_help(argv[0]); + return -1; + } + + rv = ec_command(EC_CMD_I2C_LOOKUP, 0, &p, sizeof(p), &r, sizeof(r)); + + if (rv == -EC_RES_INVALID_PARAM - EECRESULT) { + fprintf(stderr, "Lookup type %d not supported.\n", p.type); + return rv; + } + + if (rv == -EC_RES_UNAVAILABLE - EECRESULT) { + fprintf(stderr, "Device not found\n"); + return rv; + } + + if (rv < 0) + return rv; + + /* + * Do not change the format of this print. firmware_ECCbiEeprom FAFT + * test depends on this, and will silently start skipping tests. + */ + printf("Port: %d; Address: 0x%02x (7-bit format)\n", r.i2c_port, + r.i2c_addr); + return 0; +} + int cmd_lcd_backlight(int argc, char *argv[]) { struct ec_params_switch_enable_backlight p; @@ -8586,6 +8637,7 @@ const struct command commands[] = { {"hello", cmd_hello}, {"hibdelay", cmd_hibdelay}, {"hostsleepstate", cmd_hostsleepstate}, + {"i2clookup", cmd_i2c_lookup}, {"i2cprotect", cmd_i2c_protect}, {"i2cread", cmd_i2c_read}, {"i2cwrite", cmd_i2c_write}, |