4 files changed, 244 insertions, 0 deletions
diff --git a/circuitpython/supervisor/stub/filesystem.c b/circuitpython/supervisor/stub/filesystem.c
new file mode 100644
index 0000000..920a757
--- /dev/null
+++ b/circuitpython/supervisor/stub/filesystem.c
@@ -0,0 +1,80 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2017 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "supervisor/filesystem.h"
+
+
+void filesystem_background(void) {
+    return;
+}
+
+void filesystem_tick(void) {
+    return;
+}
+
+bool filesystem_init(bool create_allowed, bool force_create) {
+    (void)create_allowed;
+    (void)force_create;
+    return true;
+}
+
+void filesystem_flush(void) {
+}
+
+void filesystem_set_internal_writable_by_usb(bool writable) {
+    (void)writable;
+    return;
+}
+
+void filesystem_set_writable_by_usb(fs_user_mount_t *vfs, bool usb_writable) {
+    (void)vfs;
+    (void)usb_writable;
+    return;
+}
+
+bool filesystem_is_writable_by_python(fs_user_mount_t *vfs) {
+    (void)vfs;
+    return true;
+}
+
+bool filesystem_is_writable_by_usb(fs_user_mount_t *vfs) {
+    return true;
+}
+
+void filesystem_set_internal_concurrent_write_protection(bool concurrent_write_protection) {
+    (void)concurrent_write_protection;
+    return;
+}
+
+void filesystem_set_concurrent_write_protection(fs_user_mount_t *vfs, bool concurrent_write_protection) {
+    (void)vfs;
+    (void)concurrent_write_protection;
+    return;
+}
+
+bool filesystem_present(void) {
+    return false;
+}
diff --git a/circuitpython/supervisor/stub/internal_flash.c b/circuitpython/supervisor/stub/internal_flash.c
new file mode 100644
index 0000000..3bb7149
--- /dev/null
+++ b/circuitpython/supervisor/stub/internal_flash.c
@@ -0,0 +1,74 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * SPDX-FileCopyrightText: Copyright (c) 2013, 2014 Damien P. George
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+#include "supervisor/flash.h"
+
+#include <stdint.h>
+#include <string.h>
+
+#include "extmod/vfs.h"
+#include "extmod/vfs_fat.h"
+#include "py/mphal.h"
+#include "py/obj.h"
+#include "py/runtime.h"
+#include "lib/oofatfs/ff.h"
+
+void supervisor_flash_init(void) {
+}
+
+uint32_t supervisor_flash_get_block_size(void) {
+    return 0;
+}
+
+uint32_t supervisor_flash_get_block_count(void) {
+    return 0;
+}
+
+mp_uint_t supervisor_flash_read_blocks(uint8_t *dest, uint32_t block, uint32_t num_blocks) {
+    return 0; // success
+}
+
+mp_uint_t supervisor_flash_write_blocks(const uint8_t *src, uint32_t block_num, uint32_t num_blocks) {
+    return 0; // success
+}
+
+#if (0)
+// See definition in supervisor/flash.c
+void supervisor_flash_init_vfs(struct _fs_user_mount_t *vfs) {
+    return;
+}
+
+// See definition in supervisor/flash.c
+void supervisor_flash_flush(void) {
+    return;
+}
+#endif
+
+void supervisor_flash_release_cache(void) {
+}
+
+void port_internal_flash_flush(void) {
+    return;
+}
diff --git a/circuitpython/supervisor/stub/safe_mode.c b/circuitpython/supervisor/stub/safe_mode.c
new file mode 100644
index 0000000..b62cc05
--- /dev/null
+++ b/circuitpython/supervisor/stub/safe_mode.c
@@ -0,0 +1,42 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2019 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "supervisor/shared/safe_mode.h"
+
+#include <stdlib.h>
+
+safe_mode_t wait_for_safe_mode_reset(void) {
+    return NO_SAFE_MODE;
+}
+
+void reset_into_safe_mode(safe_mode_t reason) {
+    (void)reason;
+    abort();
+}
+
+void print_safe_mode_message(safe_mode_t reason) {
+    (void)reason;
+}
diff --git a/circuitpython/supervisor/stub/stack.c b/circuitpython/supervisor/stub/stack.c
new file mode 100644
index 0000000..2abc197
--- /dev/null
+++ b/circuitpython/supervisor/stub/stack.c
@@ -0,0 +1,48 @@
+/*
+ * This file is part of the MicroPython project, http://micropython.org/
+ *
+ * The MIT License (MIT)
+ *
+ * Copyright (c) 2018 Scott Shawcroft for Adafruit Industries
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+#include "supervisor/shared/stack.h"
+
+bool stack_ok(void) {
+    return true;
+}
+
+void assert_heap_ok(void) {
+}
+
+void stack_init(void) {
+}
+
+void stack_resize(void) {
+}
+
+void set_next_stack_size(uint32_t size) {
+    (void)size;
+}
+
+uint32_t get_current_stack_size(void) {
+    return 0;
+}