Improved Logging - Core Software

Logging macros:
Added ethosu_logging.h as a lib, containing logging macros controlled by
a parameter ETHOSU_LOG_SEVERITY set in core_software CMakeLists.txt

Updated inference_process:
Updated inference_process to include ethosu_logging and use the logging
macros rather than printf()

Updated message_process:
Updated message_process to include ethosu_logging and use the
logging macros rather than printf()

Updated ethosu_monitor:
Updated ethosu_monitor to include ethosu_logging and use the
logging macros rather than printf()

Updated layer_by_layer_profiler:
Updated layer_by_layer_profiler to include ethosu_logging and use the
logging macros rather than printf()

Updated mhu_v2:
Updated mhu_v2 to include ethosu_logging and use the
logging macros rather than printf()

Change-Id: I5d6fd80b7645b3e0af5b494eea6dbb7755f02122

2 files changed, 5 insertions, 3 deletions

diff --git a/drivers/mhu_v2/CMakeLists.txt b/drivers/mhu_v2/CMakeLists.txt
index 82a591a..2505901 100644
--- a/drivers/mhu_v2/CMakeLists.txt
+++ b/drivers/mhu_v2/CMakeLists.txt
@@ -20,4 +20,4 @@ add_library(ethosu_mhu_v2 STATIC)
 target_include_directories(ethosu_mhu_v2 PUBLIC include)
 
 target_sources(ethosu_mhu_v2 PRIVATE src/mhu_v2.cpp)
-target_link_libraries(ethosu_mhu_v2 PRIVATE ethosu_mailbox)
+target_link_libraries(ethosu_mhu_v2 PRIVATE ethosu_mailbox ethosu_log)
diff --git a/drivers/mhu_v2/src/mhu_v2.cpp b/drivers/mhu_v2/src/mhu_v2.cpp
index eb44a5d..3bcd256 100644
--- a/drivers/mhu_v2/src/mhu_v2.cpp
+++ b/drivers/mhu_v2/src/mhu_v2.cpp
@@ -16,6 +16,8 @@
  * limitations under the License.
  */
 
+#include "ethosu_log.h"
+
 #include <mhu_v2.hpp>
 
 #include <cassert>
@@ -195,12 +197,12 @@ void MHUv2::printAIDR(bool tx, bool rx) {
     if (tx) {
         aidr = getTxAIDR();
         a    = reinterpret_cast<struct aidr_t *>(&aidr);
-        printf("TX MHUv2 reports: Major rev: %d\nMinor rev: %d\n", a->ARCH_MAJOR_REV, a->ARCH_MINOR_REV);
+        LOG_INFO("TX MHUv2 reports: Major rev: %d, Minor rev: %d\n", a->ARCH_MAJOR_REV, a->ARCH_MINOR_REV);
     }
     if (rx) {
         aidr = getRxAIDR();
         a    = reinterpret_cast<struct aidr_t *>(&aidr);
-        printf("RX MHUv2 reports: Major rev: %d\nMinor rev: %d\n", a->ARCH_MAJOR_REV, a->ARCH_MINOR_REV);
+        LOG_INFO("RX MHUv2 reports: Major rev: %d, Minor rev: %d\n", a->ARCH_MAJOR_REV, a->ARCH_MINOR_REV);
     }
 }