Add timestamp to each iotrace record to aid in debugging of IO timing access bugs.
Signed-off-by: Ramon Fried ramon.fried@gmail.com --- v2: replace get_ticks() with timer_get_us()
common/iotrace.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/common/iotrace.c b/common/iotrace.c index f39885663a..2f03a6082e 100644 --- a/common/iotrace.c +++ b/common/iotrace.c @@ -27,11 +27,13 @@ enum iotrace_flags { * struct iotrace_record - Holds a single I/O trace record * * @flags: I/O access type + * @timestamp: Timestamp of access * @addr: Address of access * @value: Value written or read */ struct iotrace_record { enum iotrace_flags flags; + u64 timestamp; phys_addr_t addr; iovalue_t value; }; @@ -81,7 +83,7 @@ static void add_record(int flags, const void *ptr, ulong value) iotrace.start + iotrace.offset, sizeof(value)); } - + rec->timestamp = timer_get_us(); rec->flags = flags; rec->addr = map_to_sysmem(ptr); rec->value = value;