stmhal: Implement os.uname() to get details of OS and hardware.

py/py-version.sh

@@ -35,4 +35,5 @@ cat <<EOF
 #define MICROPY_VERSION_MAJOR (${ver_major})
 #define MICROPY_VERSION_MINOR (${ver_minor})
 #define MICROPY_VERSION_MICRO (${ver_micro})
+#define MICROPY_VERSION_STRING "${ver_major}.${ver_minor}.${ver_micro}"
 EOF

stmhal/moduos.c

@@ -30,6 +30,8 @@
 #include "py/nlr.h"
 #include "py/obj.h"
 #include "py/objtuple.h"
+#include "py/objstr.h"
+#include "genhdr/py-version.h"
 #include "lib/fatfs/ff.h"
 #include "lib/fatfs/diskio.h"
 #include "rng.h"
@@ -64,6 +66,31 @@ STATIC bool sd_in_root(void) {
 #endif
 }
 
+STATIC const qstr os_uname_info_fields[] = {
+    MP_QSTR_sysname, MP_QSTR_nodename,
+    MP_QSTR_release, MP_QSTR_version, MP_QSTR_machine
+};
+STATIC const MP_DEFINE_STR_OBJ(os_uname_info_sysname_obj, "pyboard");
+STATIC const MP_DEFINE_STR_OBJ(os_uname_info_nodename_obj, "pyboard");
+STATIC const MP_DEFINE_STR_OBJ(os_uname_info_release_obj, MICROPY_VERSION_STRING);
+STATIC const MP_DEFINE_STR_OBJ(os_uname_info_version_obj, MICROPY_GIT_TAG " on " MICROPY_BUILD_DATE);
+STATIC const MP_DEFINE_STR_OBJ(os_uname_info_machine_obj, MICROPY_HW_BOARD_NAME " with " MICROPY_HW_MCU_NAME);
+STATIC MP_DEFINE_ATTRTUPLE(
+    os_uname_info_obj,
+    os_uname_info_fields,
+    5,
+    (mp_obj_t)&os_uname_info_sysname_obj,
+    (mp_obj_t)&os_uname_info_nodename_obj,
+    (mp_obj_t)&os_uname_info_release_obj,
+    (mp_obj_t)&os_uname_info_version_obj,
+    (mp_obj_t)&os_uname_info_machine_obj
+);
+
+STATIC mp_obj_t os_uname(void) {
+    return (mp_obj_t)&os_uname_info_obj;
+}
+STATIC MP_DEFINE_CONST_FUN_OBJ_0(os_uname_obj, os_uname);
+
 /// \function chdir(path)
 /// Change current directory.
 STATIC mp_obj_t os_chdir(mp_obj_t path_in) {
@@ -334,6 +361,8 @@ STATIC MP_DEFINE_CONST_FUN_OBJ_1(os_urandom_obj, os_urandom);
 STATIC const mp_map_elem_t os_module_globals_table[] = {
     { MP_OBJ_NEW_QSTR(MP_QSTR___name__), MP_OBJ_NEW_QSTR(MP_QSTR_uos) },
 
+    { MP_OBJ_NEW_QSTR(MP_QSTR_uname), (mp_obj_t)&os_uname_obj },
+
     { MP_OBJ_NEW_QSTR(MP_QSTR_chdir), (mp_obj_t)&os_chdir_obj },
     { MP_OBJ_NEW_QSTR(MP_QSTR_getcwd), (mp_obj_t)&os_getcwd_obj },
     { MP_OBJ_NEW_QSTR(MP_QSTR_listdir), (mp_obj_t)&os_listdir_obj },

stmhal/qstrdefsport.h

@@ -368,6 +368,12 @@ Q(os)
 Q(/)
 Q(flash)
 Q(sd)
+Q(sysname)
+Q(nodename)
+Q(release)
+Q(version)
+Q(machine)
+Q(uname)
 Q(chdir)
 Q(getcwd)
 Q(listdir)