Qurt lightweight parameter implementation (#20735)

platforms/common/include/px4_platform_common/posix.h

@@ -100,6 +100,12 @@ typedef struct {
 #define POLLIN       (0x01)
 #endif
 
+#if defined(__PX4_QURT)
+// Qurt has no fsync implementation so need to declare one here
+// and then define a fake one in the Qurt platform code.
+void fsync(int fd);
+#endif
+
 __EXPORT int 		px4_open(const char *path, int flags, ...);
 __EXPORT int 		px4_close(int fd);
 __EXPORT ssize_t	px4_read(int fd, void *buffer, size_t buflen);
@@ -114,7 +120,6 @@ __END_DECLS
 #error "No TARGET OS Provided"
 #endif
 
-
 // The stack size is intended for 32-bit architectures; therefore
 // we often run out of stack space when pointers are larger than 4 bytes.
 // Double the stack size on posix when we're on a 64-bit architecture.

platforms/qurt/cmake/px4_impl_os.cmake

@@ -50,8 +50,6 @@ include(qurt_reqs)
 
 include_directories(${HEXAGON_SDK_INCLUDES})
 
-set(DISABLE_PARAMS_MODULE_SCOPING TRUE)
-
 #=============================================================================
 #
 #	Defined functions in this file

platforms/qurt/include/qurt_reqs.h

@@ -38,6 +38,8 @@
 
 #include <pthread.h>
 #include <visibility.h>
+#include <inttypes.h>
+#include <sys/stat.h>
 
 __BEGIN_DECLS
 

platforms/qurt/src/px4/px4_qurt_impl.cpp

@@ -35,5 +35,7 @@
 __BEGIN_DECLS
 
 long PX4_TICKS_PER_SEC = 1000L;
+void fsync(int fd) { return; }
+uint32_t crc32part(const uint8_t *src, size_t len, uint32_t crc32val) { return 1; }
 
 __END_DECLS