diff options
Diffstat (limited to 'board/twinkie/simpletrace.c')
| -rw-r--r-- | board/twinkie/simpletrace.c | 112 |
1 files changed, 58 insertions, 54 deletions
diff --git a/board/twinkie/simpletrace.c b/board/twinkie/simpletrace.c index 811bd428fd..fdc4cbfbb2 100644 --- a/board/twinkie/simpletrace.c +++ b/board/twinkie/simpletrace.c @@ -1,4 +1,4 @@ -/* Copyright 2014 The Chromium OS Authors. All rights reserved. +/* Copyright 2014 The ChromiumOS Authors * Use of this source code is governed by a BSD-style license that can be * found in the LICENSE file. */ @@ -11,6 +11,7 @@ #include "hooks.h" #include "hwtimer.h" #include "injector.h" +#include "printf.h" #include "registers.h" #include "system.h" #include "task.h" @@ -25,61 +26,57 @@ int trace_mode; /* The FSM is waiting for the following command (0 == None) */ uint8_t expected_cmd; -static const char * const ctrl_msg_name[] = { - [0] = "RSVD-C0", - [PD_CTRL_GOOD_CRC] = "GOODCRC", - [PD_CTRL_GOTO_MIN] = "GOTOMIN", - [PD_CTRL_ACCEPT] = "ACCEPT", - [PD_CTRL_REJECT] = "REJECT", - [PD_CTRL_PING] = "PING", - [PD_CTRL_PS_RDY] = "PSRDY", +static const char *const ctrl_msg_name[] = { + [0] = "RSVD-C0", + [PD_CTRL_GOOD_CRC] = "GOODCRC", + [PD_CTRL_GOTO_MIN] = "GOTOMIN", + [PD_CTRL_ACCEPT] = "ACCEPT", + [PD_CTRL_REJECT] = "REJECT", + [PD_CTRL_PING] = "PING", + [PD_CTRL_PS_RDY] = "PSRDY", [PD_CTRL_GET_SOURCE_CAP] = "GSRCCAP", - [PD_CTRL_GET_SINK_CAP] = "GSNKCAP", - [PD_CTRL_DR_SWAP] = "DRSWAP", - [PD_CTRL_PR_SWAP] = "PRSWAP", - [PD_CTRL_VCONN_SWAP] = "VCONNSW", - [PD_CTRL_WAIT] = "WAIT", - [PD_CTRL_SOFT_RESET] = "SFT-RST", - [14] = "RSVD-C14", - [15] = "RSVD-C15", + [PD_CTRL_GET_SINK_CAP] = "GSNKCAP", + [PD_CTRL_DR_SWAP] = "DRSWAP", + [PD_CTRL_PR_SWAP] = "PRSWAP", + [PD_CTRL_VCONN_SWAP] = "VCONNSW", + [PD_CTRL_WAIT] = "WAIT", + [PD_CTRL_SOFT_RESET] = "SFT-RST", + [14] = "RSVD-C14", + [15] = "RSVD-C15", }; -static const char * const data_msg_name[] = { - [0] = "RSVD-D0", - [PD_DATA_SOURCE_CAP] = "SRCCAP", - [PD_DATA_REQUEST] = "REQUEST", - [PD_DATA_BIST] = "BIST", - [PD_DATA_SINK_CAP] = "SNKCAP", +static const char *const data_msg_name[] = { + [0] = "RSVD-D0", + [PD_DATA_SOURCE_CAP] = "SRCCAP", + [PD_DATA_REQUEST] = "REQUEST", + [PD_DATA_BIST] = "BIST", + [PD_DATA_SINK_CAP] = "SNKCAP", /* 5-14 Reserved */ - [PD_DATA_VENDOR_DEF] = "VDM", + [PD_DATA_VENDOR_DEF] = "VDM", }; -static const char * const svdm_cmd_name[] = { - [CMD_DISCOVER_IDENT] = "DISCID", - [CMD_DISCOVER_SVID] = "DISCSVID", - [CMD_DISCOVER_MODES] = "DISCMODE", - [CMD_ENTER_MODE] = "ENTER", - [CMD_EXIT_MODE] = "EXIT", - [CMD_ATTENTION] = "ATTN", - [CMD_DP_STATUS] = "DPSTAT", - [CMD_DP_CONFIG] = "DPCFG", +static const char *const svdm_cmd_name[] = { + [CMD_DISCOVER_IDENT] = "DISCID", [CMD_DISCOVER_SVID] = "DISCSVID", + [CMD_DISCOVER_MODES] = "DISCMODE", [CMD_ENTER_MODE] = "ENTER", + [CMD_EXIT_MODE] = "EXIT", [CMD_ATTENTION] = "ATTN", + [CMD_DP_STATUS] = "DPSTAT", [CMD_DP_CONFIG] = "DPCFG", }; -static const char * const svdm_cmdt_name[] = { - [CMDT_INIT] = "INI", - [CMDT_RSP_ACK] = "ACK", - [CMDT_RSP_NAK] = "NAK", +static const char *const svdm_cmdt_name[] = { + [CMDT_INIT] = "INI", + [CMDT_RSP_ACK] = "ACK", + [CMDT_RSP_NAK] = "NAK", [CMDT_RSP_BUSY] = "BSY", }; static void print_pdo(uint32_t word) { if ((word & PDO_TYPE_MASK) == PDO_TYPE_BATTERY) - ccprintf(" %dmV/%dmW", ((word>>10)&0x3ff)*50, - (word&0x3ff)*250); + ccprintf(" %dmV/%dmW", ((word >> 10) & 0x3ff) * 50, + (word & 0x3ff) * 250); else - ccprintf(" %dmV/%dmA", ((word>>10)&0x3ff)*50, - (word&0x3ff)*10); + ccprintf(" %dmV/%dmA", ((word >> 10) & 0x3ff) * 50, + (word & 0x3ff) * 10); } static void print_rdo(uint32_t word) @@ -109,9 +106,11 @@ static void print_packet(int head, uint32_t *payload) int id = PD_HEADER_ID(head); const char *name; const char *prole; + char ts_str[PRINTF_TIMESTAMP_BUF_SIZE]; if (trace_mode == TRACE_MODE_RAW) { - ccprintf("%pT[%04x]", PRINTF_TIMESTAMP_NOW, head); + snprintf_timestamp_now(ts_str, sizeof(ts_str)); + ccprintf("%s[%04x]", ts_str, head); for (i = 0; i < cnt; i++) ccprintf(" %08x", payload[i]); ccputs("\n"); @@ -119,8 +118,8 @@ static void print_packet(int head, uint32_t *payload) } name = cnt ? data_msg_name[typ] : ctrl_msg_name[typ]; prole = head & (PD_ROLE_SOURCE << 8) ? "SRC" : "SNK"; - ccprintf("%pT %s/%d [%04x]%s", - PRINTF_TIMESTAMP_NOW, prole, id, head, name); + snprintf_timestamp_now(ts_str, sizeof(ts_str)); + ccprintf("%s %s/%d [%04x]%s", ts_str, prole, id, head, name); if (!cnt) { /* Control message : we are done */ ccputs("\n"); return; @@ -144,18 +143,22 @@ static void print_packet(int head, uint32_t *payload) break; default: ccprintf(" %08x", payload[i]); - } + } ccputs("\n"); } static void print_error(enum pd_rx_errors err) { + char ts_str[PRINTF_TIMESTAMP_BUF_SIZE]; + + snprintf_timestamp_now(ts_str, sizeof(ts_str)); + if (err == PD_RX_ERR_INVAL) - ccprintf("%pT TMOUT\n", PRINTF_TIMESTAMP_NOW); + ccprintf("%s TMOUT\n", ts_str); else if (err == PD_RX_ERR_HARD_RESET) - ccprintf("%pT HARD-RST\n", PRINTF_TIMESTAMP_NOW); + ccprintf("%s HARD-RST\n", ts_str); else if (err == PD_RX_ERR_UNSUPPORTED_SOP) - ccprintf("%pT SOP*\n", PRINTF_TIMESTAMP_NOW); + ccprintf("%s SOP*\n", ts_str); else ccprintf("ERR %d\n", err); } @@ -176,19 +179,20 @@ static void rx_event(void) if (pending & (1 << (21 + i))) { rx_edge_ts[i][rx_edge_ts_idx[i]].val = get_time().val; next_idx = (rx_edge_ts_idx[i] == - PD_RX_TRANSITION_COUNT - 1) ? - 0 : rx_edge_ts_idx[i] + 1; + PD_RX_TRANSITION_COUNT - 1) ? + 0 : + rx_edge_ts_idx[i] + 1; /* * If we have seen enough edges in a certain amount of * time, then trigger RX start. */ if ((rx_edge_ts[i][rx_edge_ts_idx[i]].val - - rx_edge_ts[i][next_idx].val) - < PD_RX_TRANSITION_WINDOW) { + rx_edge_ts[i][next_idx].val) < + PD_RX_TRANSITION_WINDOW) { /* acquire the message only on the active CC */ - STM32_COMP_CSR &= ~(i ? STM32_COMP_CMP1EN - : STM32_COMP_CMP2EN); + STM32_COMP_CSR &= ~(i ? STM32_COMP_CMP1EN : + STM32_COMP_CMP2EN); /* start sampling */ pd_rx_start(0); /* |