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sdbus: add trace events

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Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Alistair Francis <alistair.francis@xilinx.com>
Message-Id: <20180208164818.7961-21-f4bug@amsat.org>
This commit is contained in:
Philippe Mathieu-Daudé 2018-02-08 13:48:08 -03:00 committed by Paolo Bonzini
parent ea55a221bf
commit 238cd93567
2 changed files with 17 additions and 2 deletions
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14
hw/sd/core.c
View File

@ -23,6 +23,12 @@
#include "hw/qdev-core.h"
#include "sysemu/block-backend.h"
#include "hw/sd/sd.h"
#include "trace.h"
static inline const char *sdbus_name(SDBus *sdbus)
{
return sdbus->qbus.name;
}
static SDState *get_card(SDBus *sdbus)
{
@ -39,6 +45,7 @@ int sdbus_do_command(SDBus *sdbus, SDRequest *req, uint8_t *response)
{
SDState *card = get_card(sdbus);
trace_sdbus_command(sdbus_name(sdbus), req->cmd, req->arg, req->crc);
if (card) {
SDCardClass *sc = SD_CARD_GET_CLASS(card);
@ -52,6 +59,7 @@ void sdbus_write_data(SDBus *sdbus, uint8_t value)
{
SDState *card = get_card(sdbus);
trace_sdbus_write(sdbus_name(sdbus), value);
if (card) {
SDCardClass *sc = SD_CARD_GET_CLASS(card);
@ -62,14 +70,16 @@ void sdbus_write_data(SDBus *sdbus, uint8_t value)
uint8_t sdbus_read_data(SDBus *sdbus)
{
SDState *card = get_card(sdbus);
uint8_t value = 0;
if (card) {
SDCardClass *sc = SD_CARD_GET_CLASS(card);
return sc->read_data(card);
value = sc->read_data(card);
}
trace_sdbus_read(sdbus_name(sdbus), value);
return 0;
return value;
}
bool sdbus_data_ready(SDBus *sdbus)

5
hw/sd/trace-events
View File

@ -1,5 +1,10 @@
# See docs/devel/tracing.txt for syntax documentation.
# hw/sd/core.c
sdbus_command(const char *bus_name, uint8_t cmd, uint32_t arg, uint8_t crc) "@%s CMD%02d arg 0x%08x crc 0x%02x"
sdbus_read(const char *bus_name, uint8_t value) "@%s value 0x%02x"
sdbus_write(const char *bus_name, uint8_t value) "@%s value 0x%02x"
# hw/sd/sdhci.c
sdhci_set_inserted(const char *level) "card state changed: %s"
sdhci_send_command(uint8_t cmd, uint32_t arg) "CMD%02u ARG[0x%08x]"