diff options
Diffstat (limited to 'util/comm-lpc.c')
| -rw-r--r-- | util/comm-lpc.c | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/util/comm-lpc.c b/util/comm-lpc.c index f2c635770e..adbbb89f10 100644 --- a/util/comm-lpc.c +++ b/util/comm-lpc.c @@ -266,13 +266,13 @@ int comm_init_lpc(void) */ byte &= inb(EC_LPC_ADDR_HOST_CMD); byte &= inb(EC_LPC_ADDR_HOST_DATA); - for (i = 0; i < EC_HOST_PARAM_SIZE && byte == 0xff; ++i) + for (i = 0; i < EC_PROTO2_MAX_PARAM_SIZE && byte == 0xff; ++i) byte &= inb(EC_LPC_ADDR_HOST_PARAM + i); if (byte == 0xff) { fprintf(stderr, "Port 0x%x,0x%x,0x%x-0x%x are all 0xFF.\n", EC_LPC_ADDR_HOST_CMD, EC_LPC_ADDR_HOST_DATA, EC_LPC_ADDR_HOST_PARAM, - EC_LPC_ADDR_HOST_PARAM + EC_HOST_PARAM_SIZE - 1); + EC_LPC_ADDR_HOST_PARAM + EC_PROTO2_MAX_PARAM_SIZE - 1); fprintf(stderr, "Very likely this board doesn't have a Chromium EC.\n"); return -4; @@ -296,6 +296,7 @@ int comm_init_lpc(void) i = inb(EC_LPC_ADDR_MEMMAP + EC_MEMMAP_HOST_CMD_FLAGS); if (i & EC_HOST_CMD_FLAG_VERSION_3) { + /* Protocol version 3 */ ec_command = ec_command_lpc_3; ec_max_outsize = EC_LPC_HOST_PACKET_SIZE - sizeof(struct ec_host_request); @@ -303,8 +304,9 @@ int comm_init_lpc(void) sizeof(struct ec_host_response); } else if (i & EC_HOST_CMD_FLAG_LPC_ARGS_SUPPORTED) { + /* Protocol version 2*/ ec_command = ec_command_lpc; - ec_max_outsize = ec_max_insize = EC_HOST_PARAM_SIZE; + ec_max_outsize = ec_max_insize = EC_PROTO2_MAX_PARAM_SIZE; } else { fprintf(stderr, "EC doesn't support protocols we need.\n"); |