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-rw-r--r--libraries/libprof/README.txt18
-rw-r--r--libraries/libprof/gmon.c1
2 files changed, 11 insertions, 8 deletions
diff --git a/libraries/libprof/README.txt b/libraries/libprof/README.txt
index f0b8ee8..f0bacc7 100644
--- a/libraries/libprof/README.txt
+++ b/libraries/libprof/README.txt
@@ -24,7 +24,7 @@ How to build
From the top level, run
- make DO_PROFILING=1 hsm
+ $ make DO_PROFILING=1 hsm
By default, all code is profiled, *except* the profiling code itself,
because that would cause fatal recursion.
@@ -38,24 +38,26 @@ before you try to use it as a remote file system.
I recommend executing the following in the projects/hsm directory, so that
gmon.out ends up in the same directory as hsm.elf.
-Start OpenOCD:
+Start the debugger:
- $ openocd -f /usr/share/openocd/scripts/board/stm32f4discovery.cfg &
+ $ ../../bin/debug hsm
-Connect to OpenOCD:
+In another window, connect to OpenOCD:
$ telnet localhost 4444
In the OpenOCD console, enable semihosting:
> arm semihosting enable
+ > exit
-In another window, start the debugger:
+Then connect to the Cryptech management console:
- $ ../../bin/debug hsm
+ $ cryptech_console
-In the CLI, type `profile start`, then start the unit test or whatever
-will be exercising the hsm. Afterwards, in the CLI, type `profile stop`.
+In the Cryptech console, type `profile start`, then start the unit test or
+whatever will be exercising the hsm. Afterwards, in the console, type
+`profile stop`.
After invoking `profile stop`, it can take several minutes to write
gmon.out over OpenOCD to the host.
diff --git a/libraries/libprof/gmon.c b/libraries/libprof/gmon.c
index 92054fc..317a173 100644
--- a/libraries/libprof/gmon.c
+++ b/libraries/libprof/gmon.c
@@ -36,6 +36,7 @@
#include <stdlib.h>
#include <stdio.h>
#include <unistd.h>
+#include <stdint.h>
#include "gmon.h"
#include "profil.h"
#include <string.h>