stm32: Make pyb, uos, utime, machine and onewire modules configurable.

The default for these is to enable them, but they can now be disabled
individually by a board configuration.
Signed-off-by: Damien George <damien@micropython.org>

ports/stm32/modmachine.c

@@ -406,7 +406,9 @@ STATIC const mp_rom_map_elem_t machine_module_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR_disable_irq),         MP_ROM_PTR(&machine_disable_irq_obj) },
     { MP_ROM_QSTR(MP_QSTR_enable_irq),          MP_ROM_PTR(&machine_enable_irq_obj) },
 
+    #if MICROPY_PY_MACHINE_PULSE
     { MP_ROM_QSTR(MP_QSTR_time_pulse_us),       MP_ROM_PTR(&machine_time_pulse_us_obj) },
+    #endif
 
     { MP_ROM_QSTR(MP_QSTR_mem8),                MP_ROM_PTR(&machine_mem8_obj) },
     { MP_ROM_QSTR(MP_QSTR_mem16),               MP_ROM_PTR(&machine_mem16_obj) },
@@ -425,8 +427,10 @@ STATIC const mp_rom_map_elem_t machine_module_globals_table[] = {
     #endif
     { MP_ROM_QSTR(MP_QSTR_SoftI2C),             MP_ROM_PTR(&mp_machine_soft_i2c_type) },
     #endif
+    #if MICROPY_PY_MACHINE_SPI
     { MP_ROM_QSTR(MP_QSTR_SPI),                 MP_ROM_PTR(&machine_hard_spi_type) },
     { MP_ROM_QSTR(MP_QSTR_SoftSPI),             MP_ROM_PTR(&mp_machine_soft_spi_type) },
+    #endif
     { MP_ROM_QSTR(MP_QSTR_UART),                MP_ROM_PTR(&pyb_uart_type) },
     { MP_ROM_QSTR(MP_QSTR_WDT),                 MP_ROM_PTR(&pyb_wdt_type) },
     { MP_ROM_QSTR(MP_QSTR_Timer),               MP_ROM_PTR(&machine_timer_type) },

ports/stm32/mpconfigboard_common.h

@@ -37,6 +37,11 @@
 #define MICROPY_PY_STM (1)
 #endif
 
+// Whether to include the pyb module
+#ifndef MICROPY_PY_PYB
+#define MICROPY_PY_PYB (1)
+#endif
+
 // Whether to include legacy functions and classes in the pyb module
 #ifndef MICROPY_PY_PYB_LEGACY
 #define MICROPY_PY_PYB_LEGACY (1)

ports/stm32/mpconfigport.h

@@ -166,6 +166,11 @@
 #ifndef MICROPY_PY_UBINASCII
 #define MICROPY_PY_UBINASCII        (1)
 #endif
+#ifndef MICROPY_PY_UOS
+#define MICROPY_PY_UOS              (1)
+#endif
+#define MICROPY_PY_OS_DUPTERM       (3)
+#define MICROPY_PY_UOS_DUPTERM_BUILTIN_STREAM (1)
 #ifndef MICROPY_PY_URANDOM
 #define MICROPY_PY_URANDOM          (1)
 #define MICROPY_PY_URANDOM_SEED_INIT_FUNC (rng_get())
@@ -174,13 +179,15 @@
 #define MICROPY_PY_URANDOM_EXTRA_FUNCS (1)
 #endif
 #define MICROPY_PY_USELECT          (1)
+#ifndef MICROPY_PY_UTIME
+#define MICROPY_PY_UTIME            (1)
+#endif
+#define MICROPY_PY_UTIME_MP_HAL     (MICROPY_PY_UTIME)
 #ifndef MICROPY_PY_UTIMEQ
 #define MICROPY_PY_UTIMEQ           (1)
 #endif
-#define MICROPY_PY_UTIME_MP_HAL     (1)
-#define MICROPY_PY_OS_DUPTERM       (3)
-#define MICROPY_PY_UOS_DUPTERM_BUILTIN_STREAM (1)
 #define MICROPY_PY_LWIP_SOCK_RAW    (MICROPY_PY_LWIP)
+#ifndef MICROPY_PY_MACHINE
 #define MICROPY_PY_MACHINE          (1)
 #define MICROPY_PY_MACHINE_PULSE    (1)
 #define MICROPY_PY_MACHINE_PIN_MAKE_NEW mp_pin_make_new
@@ -188,6 +195,7 @@
 #define MICROPY_PY_MACHINE_SPI      (1)
 #define MICROPY_PY_MACHINE_SPI_MSB  (SPI_FIRSTBIT_MSB)
 #define MICROPY_PY_MACHINE_SPI_LSB  (SPI_FIRSTBIT_LSB)
+#endif
 #define MICROPY_HW_SOFTSPI_MIN_DELAY (0)
 #define MICROPY_HW_SOFTSPI_MAX_BAUDRATE (HAL_RCC_GetSysClockFreq() / 48)
 #define MICROPY_PY_UWEBSOCKET       (MICROPY_PY_LWIP)
@@ -201,6 +209,9 @@
 #ifndef MICROPY_PY_NETWORK
 #define MICROPY_PY_NETWORK          (1)
 #endif
+#ifndef MICROPY_PY_ONEWIRE
+#define MICROPY_PY_ONEWIRE          (1)
+#endif
 
 // fatfs configuration used in ffconf.h
 #define MICROPY_FATFS_ENABLE_LFN       (1)
@@ -246,12 +257,38 @@ extern const struct _mp_obj_module_t mp_module_usocket;
 extern const struct _mp_obj_module_t mp_module_network;
 extern const struct _mp_obj_module_t mp_module_onewire;
 
+#if MICROPY_PY_PYB
+#define PYB_BUILTIN_MODULE                  { MP_ROM_QSTR(MP_QSTR_pyb), MP_ROM_PTR(&pyb_module) },
+#else
+#define PYB_BUILTIN_MODULE
+#endif
+
 #if MICROPY_PY_STM
-#define STM_BUILTIN_MODULE               { MP_ROM_QSTR(MP_QSTR_stm), MP_ROM_PTR(&stm_module) },
+#define STM_BUILTIN_MODULE                  { MP_ROM_QSTR(MP_QSTR_stm), MP_ROM_PTR(&stm_module) },
 #else
 #define STM_BUILTIN_MODULE
 #endif
 
+#if MICROPY_PY_MACHINE
+#define MACHINE_BUILTIN_MODULE              { MP_ROM_QSTR(MP_QSTR_umachine), MP_ROM_PTR(&machine_module) },
+#define MACHINE_BUILTIN_MODULE_CONSTANTS    { MP_ROM_QSTR(MP_QSTR_machine), MP_ROM_PTR(&machine_module) },
+#else
+#define MACHINE_BUILTIN_MODULE
+#define MACHINE_BUILTIN_MODULE_CONSTANTS
+#endif
+
+#if MICROPY_PY_UOS
+#define UOS_BUILTIN_MODULE                  { MP_ROM_QSTR(MP_QSTR_uos), MP_ROM_PTR(&mp_module_uos) },
+#else
+#define UOS_BUILTIN_MODULE
+#endif
+
+#if MICROPY_PY_UTIME
+#define UTIME_BUILTIN_MODULE                { MP_ROM_QSTR(MP_QSTR_utime), MP_ROM_PTR(&mp_module_utime) },
+#else
+#define UTIME_BUILTIN_MODULE
+#endif
+
 #if MICROPY_PY_USOCKET && MICROPY_PY_LWIP
 // usocket implementation provided by lwIP
 #define SOCKET_BUILTIN_MODULE               { MP_ROM_QSTR(MP_QSTR_usocket), MP_ROM_PTR(&mp_module_lwip) },
@@ -269,21 +306,27 @@ extern const struct _mp_obj_module_t mp_module_onewire;
 #define NETWORK_BUILTIN_MODULE
 #endif
 
+#if MICROPY_PY_ONEWIRE
+#define ONEWIRE_BUILTIN_MODULE              { MP_ROM_QSTR(MP_QSTR__onewire), MP_ROM_PTR(&mp_module_onewire) },
+#else
+#define ONEWIRE_BUILTIN_MODULE
+#endif
+
 #define MICROPY_PORT_BUILTIN_MODULES \
-    { MP_ROM_QSTR(MP_QSTR_umachine), MP_ROM_PTR(&machine_module) }, \
-    { MP_ROM_QSTR(MP_QSTR_pyb), MP_ROM_PTR(&pyb_module) }, \
+    MACHINE_BUILTIN_MODULE \
+    PYB_BUILTIN_MODULE \
     STM_BUILTIN_MODULE \
-    { MP_ROM_QSTR(MP_QSTR_uos), MP_ROM_PTR(&mp_module_uos) }, \
-    { MP_ROM_QSTR(MP_QSTR_utime), MP_ROM_PTR(&mp_module_utime) }, \
+    UOS_BUILTIN_MODULE \
+    UTIME_BUILTIN_MODULE \
     SOCKET_BUILTIN_MODULE \
     NETWORK_BUILTIN_MODULE \
-    { MP_ROM_QSTR(MP_QSTR__onewire), MP_ROM_PTR(&mp_module_onewire) }, \
+    ONEWIRE_BUILTIN_MODULE \
 
 // extra constants
 #define MICROPY_PORT_CONSTANTS \
-    { MP_ROM_QSTR(MP_QSTR_umachine), MP_ROM_PTR(&machine_module) }, \
-    { MP_ROM_QSTR(MP_QSTR_machine), MP_ROM_PTR(&machine_module) }, \
-    { MP_ROM_QSTR(MP_QSTR_pyb), MP_ROM_PTR(&pyb_module) }, \
+    MACHINE_BUILTIN_MODULE \
+    MACHINE_BUILTIN_MODULE_CONSTANTS \
+    PYB_BUILTIN_MODULE \
     STM_BUILTIN_MODULE \
 
 #define MP_STATE_PORT MP_STATE_VM