Commit 26b8e6dc authored by Alexey Kardashevskiy's avatar Alexey Kardashevskiy Committed by Stefan Hajnoczi
Browse files

loader: Trace loaded images 



This adds a trace point which prints every loaded image. This includes
bios/firmware/kernel/initradmdisk/pcirom.

Signed-off-by: default avatarAlexey Kardashevskiy <aik@ozlabs.ru>
Reviewed-by: default avatarPhilippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20190613050937.124903-1-aik@ozlabs.ru>
Signed-off-by: default avatarStefan Hajnoczi <stefanha@redhat.com>
parent f8c3db33

Makefile.objs

+1 −0
Original line number Diff line number Diff line
@@ -203,6 +203,7 @@ trace-events-subdirs += target/riscv 
trace-events-subdirs += target/s390x

trace-events-subdirs += target/sparc

trace-events-subdirs += util

trace-events-subdirs += hw/core



trace-events-files = $(SRC_PATH)/trace-events $(trace-events-subdirs:%=$(SRC_PATH)/%/trace-events)

hw/core/loader.c

+3 −0
Original line number Diff line number Diff line
@@ -45,6 +45,7 @@ 
#include "qemu/osdep.h"

#include "qemu-common.h"

#include "qapi/error.h"

#include "trace.h"

#include "hw/hw.h"

#include "disas/disas.h"

#include "migration/vmstate.h"
@@ -1151,6 +1152,8 @@ static void rom_reset(void *unused) 
         * CPU definitely fetches its instructions from the just written data.

         */

        cpu_flush_icache_range(rom->addr, rom->datasize);



        trace_loader_write_rom(rom->name, rom->addr, rom->datasize, rom->isrom);

    }

}

hw/core/trace-events

0 → 100644
+2 −0
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# loader.c

loader_write_rom(const char *name, uint64_t gpa, uint64_t size, bool isrom) "%s: @0x%"PRIx64" size=0x%"PRIx64" ROM=%d"