diff --git a/mocks/generated/.mock-generated b/mocks/generated/.mock-generated
new file mode 100644
index 000000000..e69de29bb
diff --git a/mocks/generated/__init__.py b/mocks/generated/__init__.py
new file mode 100644
index 000000000..e69de29bb
diff --git a/mocks/generated/trezorconfig.py b/mocks/generated/trezorconfig.py
new file mode 100644
index 000000000..a3eb8f7bb
--- /dev/null
+++ b/mocks/generated/trezorconfig.py
@@ -0,0 +1,27 @@
+
+# extmod/modtrezorconfig/modtrezorconfig.c
+class Config:
+    '''
+    Persistent key-value storage, with 16-bit keys and bytes values.
+    '''
+
+    def __init__(self):
+        '''
+        Initializes the storage.
+        '''
+
+    def get(self, app: int, key: int) -> bytes:
+        '''
+        Gets a value of given key for given app (or empty bytes if not set).
+        '''
+
+    def set(self, app: int, key: int, value: bytes) -> None:
+        '''
+        Sets a value of given key for given app.
+        Returns True on success.
+        '''
+
+    def wipe(self) -> None:
+        '''
+        Erases the whole config. Use with caution!
+        '''
diff --git a/mocks/generated/trezorcrypto.py b/mocks/generated/trezorcrypto.py
new file mode 100644
index 000000000..c41bfdcb9
--- /dev/null
+++ b/mocks/generated/trezorcrypto.py
@@ -0,0 +1,543 @@
+
+# extmod/modtrezorcrypto/modtrezorcrypto-aes.h
+class AES:
+    '''
+    AES context.
+    '''
+
+    def __init__(self, mode: int, key: bytes, iv: bytes = ...) -> None:
+        '''
+        Initialize AES context.
+        '''
+
+    def update(self, data: bytes) -> bytes:
+        '''
+        Update AES context with data.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-bip32.h
+class HDNode:
+    '''
+    BIP0032 HD node structure.
+    '''
+
+    def derive(self, index: int) -> None:
+        '''
+        Derive a BIP0032 child node in place.
+        '''
+
+    def derive_path(self, path: List[int]) -> None:
+        '''
+        Go through a list of indexes and iteratively derive a child node in place.
+        '''
+
+    def serialize_public(self, version: int) -> str:
+        '''
+        Serialize the public info from HD node to base58 string.
+        '''
+
+    def serialize_private(self, version: int) -> str:
+        '''
+        Serialize the private info HD node to base58 string.
+        '''
+
+    def clone(self) -> HDNode:
+        '''
+        Returns a copy of the HD node.
+        '''
+
+    def depth(self) -> int:
+        '''
+        Returns a depth of the HD node.
+        '''
+
+    def fingerprint(self) -> int:
+        '''
+        Returns a fingerprint of the HD node (hash of the parent public key).
+        '''
+
+    def child_num(self) -> int:
+        '''
+        Returns a child index of the HD node.
+        '''
+
+    def chain_code(self) -> bytes:
+        '''
+        Returns a chain code of the HD node.
+        '''
+
+    def private_key(self) -> bytes:
+        '''
+        Returns a private key of the HD node.
+        '''
+
+    def public_key(self) -> bytes:
+        '''
+        Returns a public key of the HD node.
+        '''
+
+    def address(self, version: int) -> str:
+        '''
+        Compute a base58-encoded address string from the HD node.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-bip32.h
+class Bip32:
+    '''
+    '''
+
+    def __init__(self):
+        '''
+        '''
+
+    def deserialize(self, value: str, version_public: int, version_private: int) -> HDNode:
+        '''
+        Construct a BIP0032 HD node from a base58-serialized value.
+        '''
+
+    def from_seed(self, seed: bytes, curve_name: str) -> HDNode:
+        '''
+        Construct a BIP0032 HD node from a BIP0039 seed value.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-bip39.h
+class Bip39:
+    '''
+    '''
+
+    def __init__(self):
+        '''
+        '''
+
+    def find_word(self, prefix: str) -> Optional[str]:
+        '''
+        Return the first word from the wordlist starting with prefix.
+        '''
+
+    def complete_word(self, prefix: str) -> int:
+        '''
+        Return possible 1-letter suffixes for given word prefix.
+        Result is a bitmask, with 'a' on the lowest bit, 'b' on the second lowest, etc.
+        '''
+
+    def generate(self, strength: int) -> str:
+        '''
+        Generate a mnemonic of given strength (128, 160, 192, 224 and 256 bits).
+        '''
+
+    def from_data(self, data: bytes) -> str:
+        '''
+        Generate a mnemonic from given data (of 16, 20, 24, 28 and 32 bytes).
+        '''
+
+    def check(self, mnemonic: str) -> bool:
+        '''
+        Check whether given mnemonic is valid.
+        '''
+
+    def seed(self, mnemonic: str, passphrase: str) -> bytes:
+        '''
+        Generate seed from mnemonic and passphrase.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-blake2b.h
+class Blake2b:
+    '''
+    Blake2b context.
+    '''
+
+    def __init__(self, data: bytes = None, key: bytes = None) -> None:
+        '''
+        Creates a hash context object.
+        '''
+
+    def update(self, data: bytes) -> None:
+        '''
+        Update the hash context with hashed data.
+        '''
+
+    def digest(self) -> bytes:
+        '''
+        Returns the digest of hashed data.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-blake2s.h
+class Blake2s:
+    '''
+    Blake2s context.
+    '''
+
+    def __init__(self, data: bytes = None, key: bytes = None) -> None:
+        '''
+        Creates a hash context object.
+        '''
+
+    def update(self, data: bytes) -> None:
+        '''
+        Update the hash context with hashed data.
+        '''
+
+    def digest(self) -> bytes:
+        '''
+        Returns the digest of hashed data.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-curve25519.h
+class Curve25519:
+    '''
+    '''
+
+    def __init__(self) -> None:
+        '''
+        '''
+
+    def generate_secret(self) -> bytes:
+        '''
+        Generate secret key.
+        '''
+
+    def publickey(self, secret_key: bytes) -> bytes:
+        '''
+        Computes public key from secret key.
+        '''
+
+    def multiply(self, secret_key: bytes, public_key: bytes) -> bytes:
+        '''
+        Multiplies point defined by public_key with scalar defined by secret_key.
+        Useful for ECDH.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-ed25519.h
+class Ed25519:
+    '''
+    '''
+
+    def __init__(self) -> None:
+        '''
+        '''
+
+    def generate_secret(self) -> bytes:
+        '''
+        Generate secret key.
+        '''
+
+    def publickey(self, secret_key: bytes) -> bytes:
+        '''
+        Computes public key from secret key.
+        '''
+
+    def sign(self, secret_key: bytes, message: bytes) -> bytes:
+        '''
+        Uses secret key to produce the signature of message.
+        '''
+
+    def verify(self, public_key: bytes, signature: bytes, message: bytes) -> bool:
+        '''
+        Uses public key to verify the signature of the message.
+        Returns True on success.
+        '''
+
+    def cosi_combine_publickeys(self, public_keys: List[bytes]) -> bytes:
+        '''
+        Combines a list of public keys used in COSI cosigning scheme.
+        '''
+
+    def cosi_combine_signatures(self, R: bytes, signatures: List[bytes]) -> bytes:
+        '''
+        Combines a list of signatures used in COSI cosigning scheme.
+        '''
+
+    def cosi_sign(self, secret_key: bytes, message: bytes, nonce: bytes, sigR: bytes, combined_pubkey: bytes) -> bytes:
+        '''
+        Produce signature of message using COSI cosigning scheme.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-nist256p1.h
+class Nist256p1:
+    '''
+    '''
+
+    def __init__(self) -> None:
+        '''
+        '''
+
+    def generate_secret(self) -> bytes:
+        '''
+        Generate secret key.
+        '''
+
+    def publickey(self, secret_key: bytes, compressed: bool = True) -> bytes:
+        '''
+        Computes public key from secret key.
+        '''
+
+    def sign(self, secret_key: bytes, digest: bytes, compressed: bool = True) -> bytes:
+        '''
+        Uses secret key to produce the signature of the digest.
+        '''
+
+    def verify(self, public_key: bytes, signature: bytes, digest: bytes) -> bool:
+        '''
+        Uses public key to verify the signature of the digest.
+        Returns True on success.
+        '''
+
+    def verify_recover(self, signature: bytes, digest: bytes) -> bytes:
+        '''
+        Uses signature of the digest to verify the digest and recover the public key.
+        Returns public key on success, None on failure.
+        '''
+
+    def multiply(self, secret_key: bytes, public_key: bytes) -> bytes:
+        '''
+        Multiplies point defined by public_key with scalar defined by secret_key
+        Useful for ECDH
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-pbkdf2.h
+class Pbkdf2:
+    '''
+    PBKDF2 context.
+    '''
+
+    def __init__(self, prf: str, password: bytes, salt: bytes, iterations: int = None) -> None:
+        '''
+        Create a PBKDF2 context.
+        '''
+
+    def update(self, iterations: int) -> None:
+        '''
+        Update a PBKDF2 context.
+        '''
+
+    def key(self) -> bytes:
+        '''
+        Retrieve derived key.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-random.h
+class Random:
+    '''
+    '''
+
+    def __init__(self) -> None:
+        '''
+        '''
+
+    def uniform(self, n: int) -> int:
+        '''
+        Compute uniform random number from interval 0 ... n - 1
+        '''
+
+    def bytes(self, len: int) -> bytes:
+        '''
+        Generate random bytes sequence of length len
+        '''
+
+    def shuffle(self, data: list) -> None:
+        '''
+        Shuffles items of given list (in-place)
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-rfc6979.h
+class Rfc6979:
+    '''
+    RFC6979 context.
+    '''
+
+    def __init__(self, secret_key: bytes, hash: bytes) -> None:
+        '''
+        Initialize RFC6979 context from secret key and a hash.
+        '''
+
+    def next(self) -> bytes:
+        '''
+        Compute next 32-bytes of pseudorandom data.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-ripemd160.h
+class Ripemd160:
+    '''
+    RIPEMD160 context.
+    '''
+
+    def __init__(self, data: bytes = None) -> None:
+        '''
+        Creates a hash context object.
+        '''
+
+    def update(self, data: bytes) -> None:
+        '''
+        Update the hash context with hashed data.
+        '''
+
+    def digest(self) -> bytes:
+        '''
+        Returns the digest of hashed data.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-secp256k1.h
+class Secp256k1:
+    '''
+    '''
+
+    def __init__(self) -> None:
+        '''
+        '''
+
+    def generate_secret(self, ) -> bytes:
+        '''
+        Generate secret key.
+        '''
+
+    def publickey(self, secret_key: bytes, compressed: bool = True) -> bytes:
+        '''
+        Computes public key from secret key.
+        '''
+
+    def sign(self, secret_key: bytes, digest: bytes, compressed: bool = True) -> bytes:
+        '''
+        Uses secret key to produce the signature of the digest.
+        '''
+
+    def verify(self, public_key: bytes, signature: bytes, digest: bytes) -> bool:
+        '''
+        Uses public key to verify the signature of the digest.
+        Returns True on success.
+        '''
+
+    def verify_recover(self, signature: bytes, digest: bytes) -> bytes:
+        '''
+        Uses signature of the digest to verify the digest and recover the public key.
+        Returns public key on success, None on failure.
+        '''
+
+    def multiply(self, secret_key: bytes, public_key: bytes) -> bytes:
+        '''
+        Multiplies point defined by public_key with scalar defined by secret_key.
+        Useful for ECDH.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-sha1.h
+class Sha1:
+    '''
+    SHA1 context.
+    '''
+
+    def __init__(self, data: bytes = None) -> None:
+        '''
+        Creates a hash context object.
+        '''
+
+    def update(self, data: bytes) -> None:
+        '''
+        Update the hash context with hashed data.
+        '''
+
+    def digest(self) -> bytes:
+        '''
+        Returns the digest of hashed data.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-sha256.h
+class Sha256:
+    '''
+    SHA256 context.
+    '''
+
+    def __init__(self, data: bytes = None) -> None:
+        '''
+        Creates a hash context object.
+        '''
+
+    def update(self, data: bytes) -> None:
+        '''
+        Update the hash context with hashed data.
+        '''
+
+    def digest(self) -> bytes:
+        '''
+        Returns the digest of hashed data.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-sha3-256.h
+class Sha3_256:
+    '''
+    SHA3_256 context.
+    '''
+
+    def __init__(self, data: bytes = None) -> None:
+        '''
+        Creates a hash context object.
+        '''
+
+    def update(self, data: bytes) -> None:
+        '''
+        Update the hash context with hashed data.
+        '''
+
+    def digest(self, keccak: bool = False) -> bytes:
+        '''
+        Returns the digest of hashed data.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-sha3-512.h
+class Sha3_512:
+    '''
+    SHA3_512 context.
+    '''
+
+    def __init__(self, data: bytes = None) -> None:
+        '''
+        Creates a hash context object.
+        '''
+
+    def update(self, data: bytes) -> None:
+        '''
+        Update the hash context with hashed data.
+        '''
+
+    def digest(self, keccak: bool = False) -> bytes:
+        '''
+        Returns the digest of hashed data.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-sha512.h
+class Sha512:
+    '''
+    SHA512 context.
+    '''
+
+    def __init__(self, data: bytes = None) -> None:
+        '''
+        Creates a hash context object.
+        '''
+
+    def hash(self, data: bytes) -> None:
+        '''
+        Update the hash context with hashed data.
+        '''
+
+    def digest(self) -> bytes:
+        '''
+        Returns the digest of hashed data.
+        '''
+
+# extmod/modtrezorcrypto/modtrezorcrypto-ssss.h
+class SSSS:
+    '''
+    '''
+
+    def __init__(self) -> None:
+        '''
+        '''
+
+    def split(self, m: int, n: int, secret: bytes) -> tuple:
+        '''
+        Split secret to (M of N) shares using Shamir's Secret Sharing Scheme.
+        '''
+
+    def combine(self, shares: tuple) -> bytes:
+        '''
+        Combine M shares of Shamir's Secret Sharing Scheme into secret.
+        '''
diff --git a/mocks/generated/trezormsg.py b/mocks/generated/trezormsg.py
new file mode 100644
index 000000000..32c8ae8a8
--- /dev/null
+++ b/mocks/generated/trezormsg.py
@@ -0,0 +1,78 @@
+
+# extmod/modtrezormsg/modtrezormsg.c
+class HID:
+    '''
+    USB HID interface configuration.
+    '''
+
+    def __init__(self,
+                 iface_num: int,
+                 ep_in: int,
+                 ep_out: int,
+                 report_desc: bytes,
+                 subclass: int = 0,
+                 protocol: int = 0,
+                 polling_interval: int = 1,
+                 max_packet_len: int = 64) -> None:
+        pass
+
+# extmod/modtrezormsg/modtrezormsg.c
+class VCP:
+    '''
+    USB VCP interface configuration.
+    '''
+
+    def __init__(self,
+                 iface_num: int,
+                 data_iface_num: int,
+                 ep_in: int,
+                 ep_out: int,
+                 ep_cmd: int) -> None:
+        pass
+
+# extmod/modtrezormsg/modtrezormsg.c
+class USB:
+    '''
+    USB device configuration.
+    '''
+
+    def __init__(self,
+                 vendor_id: int,
+                 product_id: int,
+                 release_num: int,
+                 manufacturer_str: str,
+                 product_str: str,
+                 serial_number_str: str,
+                 configuration_str: str = '',
+                 interface_str: str = '') -> None:
+        pass
+
+# extmod/modtrezormsg/modtrezormsg.c
+class Msg:
+    '''
+    Interface with USB and touch events.
+    '''
+
+    def __init__(self) -> None:
+        pass
+
+    def init_usb(self, usb_info: USB, usb_ifaces: List[Union[HID, VCP]]) -> None:
+        '''
+        Registers passed interfaces and initializes the USB stack.
+        '''
+
+    def deinit_usb(self) -> None:
+        '''
+        Cleans up the USB stack
+        '''
+
+    def send(self, iface: int, message: bytes) -> int:
+        '''
+        Sends message using USB HID (device) or UDP (emulator).
+        '''
+
+    def select(self, timeout_us: int) -> tuple:
+        '''
+        Polls the event queue and returns the event object.
+        Function returns None if timeout specified in microseconds is reached.
+        '''
diff --git a/mocks/generated/trezorui.py b/mocks/generated/trezorui.py
new file mode 100644
index 000000000..2e63d82be
--- /dev/null
+++ b/mocks/generated/trezorui.py
@@ -0,0 +1,110 @@
+
+# extmod/modtrezorui/modtrezorui-display.h
+class Display:
+    '''
+    Provide access to device display.
+    '''
+
+    def __init__(self) -> None:
+        '''
+        Initialize the display.
+        '''
+
+    def clear(self) -> None:
+        '''
+        Clear display with black color.
+        '''
+
+    def refresh(self) -> None:
+        '''
+        Refresh display (update screen).
+        '''
+
+    def bar(self, x: int, y: int, w: int, h: int, color: int) -> None:
+        '''
+        Renders a bar at position (x,y = upper left corner) with width w and height h of color color.
+        '''
+
+    def bar_radius(self, x: int, y: int, w: int, h: int, fgcolor: int, bgcolor: int = None, radius: int = None) -> None:
+        '''
+        Renders a rounded bar at position (x,y = upper left corner) with width w and height h of color fgcolor.
+        Background is set to bgcolor and corners are drawn with radius radius.
+        '''
+
+    def image(self, x: int, y: int, image: bytes) -> None:
+        '''
+        Renders an image at position (x,y).
+        The image needs to be in TREZOR Optimized Image Format (TOIF) - full-color mode.
+        '''
+
+    def icon(self, x: int, y: int, icon: bytes, fgcolor: int, bgcolor: int) -> None:
+        '''
+        Renders an icon at position (x,y), fgcolor is used as foreground color, bgcolor as background.
+        The image needs to be in TREZOR Optimized Image Format (TOIF) - gray-scale mode.
+        '''
+
+    def print(self, text: str) -> None:
+        '''
+        Renders text using 5x8 bitmap font (using special text mode).
+        '''
+
+    def text(self, x: int, y: int, text: str, font: int, fgcolor: int, bgcolor: int) -> None:
+        '''
+        Renders left-aligned text at position (x,y) where x is left position and y is baseline.
+        Font font is used for rendering, fgcolor is used as foreground color, bgcolor as background.
+        '''
+
+    def text_center(self, x: int, y: int, text: str, font: int, fgcolor: int, bgcolor: int) -> None:
+        '''
+        Renders text centered at position (x,y) where x is text center and y is baseline.
+        Font font is used for rendering, fgcolor is used as foreground color, bgcolor as background.
+        '''
+
+    def text_right(self, x: int, y: int, text: str, font: int, fgcolor: int, bgcolor: int) -> None:
+        '''
+        Renders right-aligned text at position (x,y) where x is right position and y is baseline.
+        Font font is used for rendering, fgcolor is used as foreground color, bgcolor as background.
+        '''
+
+    def text_width(self, text: str, font: int) -> int:
+        '''
+        Returns a width of text in pixels. Font font is used for rendering.
+        '''
+
+    def qrcode(self, x: int, y: int, data: bytes, scale: int) -> None:
+        '''
+        Renders data encoded as a QR code centered at position (x,y).
+        Scale determines a zoom factor.
+        '''
+
+    def loader(self, progress: int, yoffset: int, fgcolor: int, bgcolor: int, icon: bytes = None, iconfgcolor: int = None) -> None:
+        '''
+        Renders a rotating loader graphic.
+        Progress determines its position (0-1000), fgcolor is used as foreground color, bgcolor as background.
+        When icon and iconfgcolor are provided, an icon is drawn in the middle using the color specified in iconfgcolor.
+        Icon needs to be of exactly LOADER_ICON_SIZE x LOADER_ICON_SIZE pixels size.
+        '''
+
+    def orientation(self, degrees: int = None) -> int:
+        '''
+        Sets display orientation to 0, 90, 180 or 270 degrees.
+        Everything needs to be redrawn again when this function is used.
+        Call without the degrees parameter to just perform the read of the value.
+        '''
+
+    def backlight(self, val: int = None) -> int:
+        '''
+        Sets backlight intensity to the value specified in val.
+        Call without the val parameter to just perform the read of the value.
+        '''
+
+    def offset(self, xy: Tuple[int, int] = None) -> Tuple[int, int]:
+        '''
+        Sets offset (x, y) for all subsequent drawing calls.
+        Call without the xy parameter to just perform the read of the value.
+        '''
+
+    def save(self, filename: str) -> None:
+        '''
+        Saves current display contents to file filename.
+        '''
diff --git a/mocks/generated/trezorutils.py b/mocks/generated/trezorutils.py
new file mode 100644
index 000000000..4f6704441
--- /dev/null
+++ b/mocks/generated/trezorutils.py
@@ -0,0 +1,16 @@
+
+# extmod/modtrezorutils/modtrezorutils.c
+def memcpy(dst: bytearray, dst_ofs: int,
+           src: bytearray, src_ofs: int,
+           n: int) -> int:
+    '''
+    Copies at most `n` bytes from `src` at offset `src_ofs` to
+    `dst` at offset `dst_ofs`.  Returns the number of actually
+    copied bytes.
+    '''
+
+# extmod/modtrezorutils/modtrezorutils.c
+def halt(msg: str = None) -> None:
+    '''
+    Halts execution.
+    '''