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Re: [PATCH 12/23] hw/sd/sdcard: Trace block offset in READ/WRITE data ac

From: Cédric Le Goater
Subject: Re: [PATCH 12/23] hw/sd/sdcard: Trace block offset in READ/WRITE data accesses
Date: Fri, 21 Jun 2024 18:19:57 +0200
User-agent: Mozilla Thunderbird 
On 6/21/24 10:05 AM, Philippe Mathieu-Daudé wrote:

Useful to detect out of bound accesses.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>



Reviewed-by: Cédric Le Goater <clg@redhat.com>

Thanks,

C.



---
  hw/sd/sd.c         | 4 ++--
  hw/sd/trace-events | 4 ++--
  2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/hw/sd/sd.c b/hw/sd/sd.c
index 2586d15cbd..c6cc1bab11 100644
--- a/hw/sd/sd.c
+++ b/hw/sd/sd.c
@@ -1868,7 +1868,7 @@ void sd_write_byte(SDState *sd, uint8_t value)
trace_sdcard_write_data(sd_proto(sd)->name, 
                              sd->last_cmd_name,
-                            sd->current_cmd, value);
+                            sd->current_cmd, sd->data_offset, value);
      switch (sd->current_cmd) {
      case 24:  /* CMD24:  WRITE_SINGLE_BLOCK */
          sd->data[sd->data_offset ++] = value;
@@ -2024,7 +2024,7 @@ uint8_t sd_read_byte(SDState *sd)
trace_sdcard_read_data(sd_proto(sd)->name, 
                             sd->last_cmd_name,
-                           sd->current_cmd, io_len);
+                           sd->current_cmd, sd->data_offset, io_len);
      switch (sd->current_cmd) {
      case 6:  /* CMD6:   SWITCH_FUNCTION */
          ret = sd->data[sd->data_offset ++];
diff --git a/hw/sd/trace-events b/hw/sd/trace-events
index 724365efc3..0eee98a646 100644
--- a/hw/sd/trace-events
+++ b/hw/sd/trace-events
@@ -52,8 +52,8 @@ sdcard_lock(void) ""
  sdcard_unlock(void) ""
  sdcard_read_block(uint64_t addr, uint32_t len) "addr 0x%" PRIx64 " size 0x%x"
  sdcard_write_block(uint64_t addr, uint32_t len) "addr 0x%" PRIx64 " size 0x%x"
-sdcard_write_data(const char *proto, const char *cmd_desc, uint8_t cmd, uint8_t value) 
"%s %20s/ CMD%02d value 0x%02x"
-sdcard_read_data(const char *proto, const char *cmd_desc, uint8_t cmd, uint32_t length) 
"%s %20s/ CMD%02d len %" PRIu32
+sdcard_write_data(const char *proto, const char *cmd_desc, uint8_t cmd, uint32_t offset, uint8_t 
value) "%s %20s/ CMD%02d ofs %"PRIu32" value 0x%02x"
+sdcard_read_data(const char *proto, const char *cmd_desc, uint8_t cmd, uint32_t offset, uint32_t 
length) "%s %20s/ CMD%02d ofs %"PRIu32" len %" PRIu32
  sdcard_set_voltage(uint16_t millivolts) "%u mV"
# pxa2xx_mmci.c
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