feat(core): allow different screens sizes for TT UI

[no changelog]

common/protob/messages-management.proto

@@ -32,8 +32,8 @@ enum SafetyCheckLevel {
  * Format of the homescreen image
  */
 enum HomescreenFormat {
-    Toif144x144 = 1;
-    Jpeg240x240 = 2;
+    Toif = 1;
+    Jpeg = 2;
 }
 
 /**
@@ -121,8 +121,11 @@ message Features {
     optional uint32 display_rotation = 39;      // in degrees from North
     optional bool experimental_features = 40;   // are experimental message types enabled?
     optional bool busy = 41;                    // is the device busy, showing "Do not disconnect"?
-    optional HomescreenFormat homescreen_format = 42;   // format of the homescreen, 1 = TOIf 144x144, 2 = jpg 240x240
+    optional HomescreenFormat homescreen_format = 42;   // format of the homescreen, 1 = TOIf, 2 = jpg
     optional bool hide_passphrase_from_host = 43;   // should we hide the passphrase when it comes from host?
+    optional uint32 homescreen_width = 44;         // homescreen width in pixels
+    optional uint32 homescreen_height = 45;         // homescreen height in pixels
+
 }
 
 /**

core/embed/rust/build.rs

@@ -295,6 +295,8 @@ fn generate_trezorhal_bindings() {
         .allowlist_function("display_sync")
         .allowlist_var("DISPLAY_CMD_ADDRESS")
         .allowlist_var("DISPLAY_DATA_ADDRESS")
+        .allowlist_var("DISPLAY_RESX")
+        .allowlist_var("DISPLAY_RESY")
         .allowlist_type("toif_format_t")
         // fonts
         .allowlist_function("font_height")

core/embed/rust/src/trezorhal/display.rs

@@ -4,6 +4,8 @@ use cty::c_int;
 
 use crate::trezorhal::buffers::BufferText;
 
+pub use ffi::{DISPLAY_RESX, DISPLAY_RESY};
+
 #[derive(PartialEq, Debug, Eq, FromPrimitive, Clone, Copy)]
 pub enum ToifFormat {
     FullColorBE = ffi::toif_format_t_TOIF_FULL_COLOR_BE as _,

core/embed/rust/src/ui/model_tr/constant.rs

@@ -1,7 +1,9 @@
 use crate::ui::geometry::{Offset, Point, Rect};
 
-pub const WIDTH: i16 = 128;
-pub const HEIGHT: i16 = 128;
+use crate::trezorhal::display::{DISPLAY_RESX, DISPLAY_RESY};
+
+pub const WIDTH: i16 = DISPLAY_RESX as _;
+pub const HEIGHT: i16 = DISPLAY_RESY as _;
 pub const LINE_SPACE: i16 = 1;
 pub const FONT_BPP: i16 = 1;
 

core/embed/rust/src/ui/model_tt/constant.rs

@@ -1,7 +1,9 @@
 use crate::ui::geometry::{Offset, Point, Rect};
 
-pub const WIDTH: i16 = 240;
-pub const HEIGHT: i16 = 240;
+use crate::trezorhal::display::{DISPLAY_RESX, DISPLAY_RESY};
+
+pub const WIDTH: i16 = DISPLAY_RESX as _;
+pub const HEIGHT: i16 = DISPLAY_RESY as _;
 pub const LINE_SPACE: i16 = 4;
 pub const FONT_BPP: i16 = 4;
 

core/embed/trezorhal/boards/stm32f429i-disc1.h

@@ -1,6 +1,11 @@
 #ifndef _STM32F429I_DISC1_H
 #define _STM32F429I_DISC1_H
 
+#define MAX_DISPLAY_RESX 240
+#define MAX_DISPLAY_RESY 320
+#define DISPLAY_RESX 240
+#define DISPLAY_RESY 320
+
 #define USE_I2C 1
 #define USE_TOUCH 1
 #define USE_BLE 1

core/embed/trezorhal/boards/trezor_t.h

@@ -1,6 +1,9 @@
 #ifndef _TREZOR_T_H
 #define _TREZOR_T_H
 
+#define DISPLAY_RESX 240
+#define DISPLAY_RESY 240
+
 #define USE_SD_CARD 1
 #define USE_I2C 1
 #define USE_TOUCH 1

core/embed/trezorhal/displays/ltdc.h

@@ -4,10 +4,6 @@
 
 #include STM32_HAL_H
 
-#define MAX_DISPLAY_RESX 240
-#define MAX_DISPLAY_RESY 320
-#define DISPLAY_RESX 240
-#define DISPLAY_RESY 240
 #define TREZOR_FONT_BPP 4
 
 extern uint8_t *const DISPLAY_DATA_ADDRESS;

core/embed/trezorhal/displays/st7789v.h

@@ -6,8 +6,6 @@
 // ILI9341V, GC9307 and ST7789V drivers support 240px x 320px display resolution
 #define MAX_DISPLAY_RESX 240
 #define MAX_DISPLAY_RESY 320
-#define DISPLAY_RESX 240
-#define DISPLAY_RESY 240
 #define TREZOR_FONT_BPP 4
 
 #ifdef USE_DISP_I8080_16BIT_DW

core/src/apps/base.py

@@ -46,6 +46,7 @@ def get_features() -> Features:
     from trezor import sdcard
     from trezor.enums import Capability
     from trezor.messages import Features
+    from trezor.ui import WIDTH, HEIGHT
 
     from apps.common import mnemonic, safety_checks
 
@@ -63,7 +64,9 @@ def get_features() -> Features:
         pin_protection=config.has_pin(),
         unlocked=config.is_unlocked(),
         busy=busy_expiry_ms() > 0,
-        homescreen_format=HomescreenFormat.Jpeg240x240,
+        homescreen_format=HomescreenFormat.Jpeg,
+        homescreen_width=WIDTH,
+        homescreen_height=HEIGHT,
     )
 
     if utils.BITCOIN_ONLY:

core/src/apps/management/apply_settings.py

@@ -16,6 +16,7 @@ BRT_PROTECT_CALL = ButtonRequestType.ProtectCall  # CACHE
 def _validate_homescreen(homescreen: bytes) -> None:
     import trezorui2
     import storage.device as storage_device
+    from trezor.ui import WIDTH, HEIGHT
 
     if homescreen == b"":
         return
@@ -29,8 +30,8 @@ def _validate_homescreen(homescreen: bytes) -> None:
         w, h, mcu_height = trezorui2.jpeg_info(homescreen)
     except ValueError:
         raise DataError("Invalid homescreen")
-    if w != 240 or h != 240:
-        raise DataError("Homescreen must be 240x240 pixel large")
+    if w != WIDTH or h != HEIGHT:
+        raise DataError(f"Homescreen must be {WIDTH}x{HEIGHT} pixel large")
     if mcu_height > 16:
         raise DataError("Unsupported jpeg type")
     try:

core/src/trezor/enums/HomescreenFormat.py

@@ -2,5 +2,5 @@
 # fmt: off
 # isort:skip_file
 
-Toif144x144 = 1
-Jpeg240x240 = 2
+Toif = 1
+Jpeg = 2

core/src/trezor/enums/__init__.py

@@ -415,8 +415,8 @@ if TYPE_CHECKING:
         PromptTemporarily = 2
 
     class HomescreenFormat(IntEnum):
-        Toif144x144 = 1
-        Jpeg240x240 = 2
+        Toif = 1
+        Jpeg = 2
 
     class Capability(IntEnum):
         Bitcoin = 1

core/src/trezor/messages.py

@@ -2178,6 +2178,8 @@ if TYPE_CHECKING:
         busy: "bool | None"
         homescreen_format: "HomescreenFormat | None"
         hide_passphrase_from_host: "bool | None"
+        homescreen_width: "int | None"
+        homescreen_height: "int | None"
 
         def __init__(
             self,
@@ -2222,6 +2224,8 @@ if TYPE_CHECKING:
             busy: "bool | None" = None,
             homescreen_format: "HomescreenFormat | None" = None,
             hide_passphrase_from_host: "bool | None" = None,
+            homescreen_width: "int | None" = None,
+            homescreen_height: "int | None" = None,
         ) -> None:
             pass
 

python/src/trezorlib/cli/settings.py

@@ -61,7 +61,7 @@ def image_to_t1(filename: Path) -> bytes:
     return image.tobytes("raw", "1")
 
 
-def image_to_toif_144x144(filename: Path) -> bytes:
+def image_to_toif(filename: Path, width: int, height: int) -> bytes:
     if filename.suffix == ".toif":
         try:
             toif_image = toif.from_bytes(filename.read_bytes())
@@ -82,8 +82,8 @@ def image_to_toif_144x144(filename: Path) -> bytes:
                 "Failed to convert image to Trezor format"
             ) from e
 
-    if toif_image.size != (144, 144):
-        raise click.ClickException("Wrong size of image - should be 144x144")
+    if toif_image.size != (width, height):
+        raise click.ClickException(f"Wrong size of image - should be {width}x{height}")
 
     if toif_image.mode != toif.ToifMode.full_color:
         raise click.ClickException("Wrong image mode - should be full_color")
@@ -91,7 +91,7 @@ def image_to_toif_144x144(filename: Path) -> bytes:
     return toif_image.to_bytes()
 
 
-def image_to_jpeg_240x240(filename: Path) -> bytes:
+def image_to_jpeg(filename: Path, width: int, height: int) -> bytes:
     if filename.suffix in (".jpg", ".jpeg") and not PIL_AVAILABLE:
         click.echo("Warning: Image library is missing, skipping image validation.")
         return filename.read_bytes()
@@ -106,7 +106,7 @@ def image_to_jpeg_240x240(filename: Path) -> bytes:
     except Exception as e:
         raise click.ClickException("Failed to open image") from e
 
-    if image.size != (240, 240):
+    if image.size != (width, height):
         raise click.ClickException("Wrong size of image - should be 240x240")
 
     if image.mode != "RGB":
@@ -237,17 +237,33 @@ def homescreen(client: "TrezorClient", filename: str) -> str:
         if client.features.model == "1":
             img = image_to_t1(path)
         else:
-            if (
-                client.features.homescreen_format
-                == messages.HomescreenFormat.Jpeg240x240
-            ):
-                img = image_to_jpeg_240x240(path)
+            if client.features.homescreen_format == messages.HomescreenFormat.Jpeg:
+                width = (
+                    client.features.homescreen_width
+                    if client.features.homescreen_width is not None
+                    else 240
+                )
+                height = (
+                    client.features.homescreen_height
+                    if client.features.homescreen_height is not None
+                    else 240
+                )
+                img = image_to_jpeg(path, width, height)
             elif (
-                client.features.homescreen_format
-                == messages.HomescreenFormat.Toif144x144
+                client.features.homescreen_format == messages.HomescreenFormat.Toif
                 or client.features.homescreen_format is None
             ):
-                img = image_to_toif_144x144(path)
+                width = (
+                    client.features.homescreen_width
+                    if client.features.homescreen_width is not None
+                    else 144
+                )
+                height = (
+                    client.features.homescreen_height
+                    if client.features.homescreen_height is not None
+                    else 144
+                )
+                img = image_to_toif(path, width, height)
             else:
                 raise click.ClickException(
                     "Unknown image format requested by the device."

python/src/trezorlib/messages.py

@@ -445,8 +445,8 @@ class SafetyCheckLevel(IntEnum):
 
 
 class HomescreenFormat(IntEnum):
-    Toif144x144 = 1
-    Jpeg240x240 = 2
+    Toif = 1
+    Jpeg = 2
 
 
 class Capability(IntEnum):
@@ -3226,6 +3226,8 @@ class Features(protobuf.MessageType):
         41: protobuf.Field("busy", "bool", repeated=False, required=False, default=None),
         42: protobuf.Field("homescreen_format", "HomescreenFormat", repeated=False, required=False, default=None),
         43: protobuf.Field("hide_passphrase_from_host", "bool", repeated=False, required=False, default=None),
+        44: protobuf.Field("homescreen_width", "uint32", repeated=False, required=False, default=None),
+        45: protobuf.Field("homescreen_height", "uint32", repeated=False, required=False, default=None),
     }
 
     def __init__(
@@ -3272,6 +3274,8 @@ class Features(protobuf.MessageType):
         busy: Optional["bool"] = None,
         homescreen_format: Optional["HomescreenFormat"] = None,
         hide_passphrase_from_host: Optional["bool"] = None,
+        homescreen_width: Optional["int"] = None,
+        homescreen_height: Optional["int"] = None,
     ) -> None:
         self.capabilities: Sequence["Capability"] = capabilities if capabilities is not None else []
         self.major_version = major_version
@@ -3314,6 +3318,8 @@ class Features(protobuf.MessageType):
         self.busy = busy
         self.homescreen_format = homescreen_format
         self.hide_passphrase_from_host = hide_passphrase_from_host
+        self.homescreen_width = homescreen_width
+        self.homescreen_height = homescreen_height
 
 
 class LockDevice(protobuf.MessageType):