refactor(core): make emulated dma2d usable outside of emulator

[no changelog]

core/SConscript.bootloader

@@ -7,7 +7,6 @@ TREZOR_MODEL = ARGUMENTS.get('TREZOR_MODEL', 'T')
 CMAKELISTS = int(ARGUMENTS.get('CMAKELISTS', 0))
 BOOTLOADER_QA = ARGUMENTS.get('BOOTLOADER_QA', '0') == '1'
 PRODUCTION = 0 if BOOTLOADER_QA else ARGUMENTS.get('PRODUCTION', '0') == '1'
-DMA2D = False
 
 if TREZOR_MODEL in ('1', ):
     # skip bootloader build
@@ -144,13 +143,6 @@ SOURCE_TREZORHAL = [
     'embed/trezorhal/vectortable.s',
 ]
 
-if DMA2D:
-    SOURCE_STMHAL.append('vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma2d.c')
-    SOURCE_TREZORHAL.append('embed/trezorhal/dma2d.c')
-    CPPDEFINES_MOD += [
-        'USE_DMA2D',
-    ]
-
 # fonts
 tools.add_font('NORMAL', FONT_NORMAL, CPPDEFINES_MOD, SOURCE_MOD)
 tools.add_font('BOLD', FONT_BOLD, CPPDEFINES_MOD, SOURCE_MOD)

core/SConscript.firmware

@@ -9,7 +9,6 @@ PRODUCTION = ARGUMENTS.get('PRODUCTION', '0') == '1'
 BOOTLOADER_QA = ARGUMENTS.get('BOOTLOADER_QA', '0') == '1'
 EVERYTHING = BITCOIN_ONLY != '1'
 TREZOR_MODEL = ARGUMENTS.get('TREZOR_MODEL', 'T')
-DMA2D = TREZOR_MODEL in ('T', )
 CMAKELISTS = int(ARGUMENTS.get('CMAKELISTS', 0))
 
 
@@ -19,7 +18,7 @@ FEATURE_FLAGS = {
     "SYSTEM_VIEW": False,
 }
 
-FEATURES_WANTED = ["input", "sbu", "sd_card", "rgb_led"]
+FEATURES_WANTED = ["input", "sbu", "sd_card", "rgb_led", "dma2d"]
 
 CCFLAGS_MOD = ''
 CPPPATH_MOD = []
@@ -383,17 +382,6 @@ SOURCE_TREZORHAL = [
 ]
 
 
-if DMA2D:
-    CPPDEFINES_MOD += [
-        'USE_DMA2D',
-    ]
-    SOURCE_TREZORHAL += [
-        'embed/trezorhal/dma2d.c',
-    ]
-    SOURCE_STMHAL += [
-        'vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma2d.c',
-    ]
-
 CPPDEFINES_MOD += ['USE_SVC_SHUTDOWN']
 
 if FEATURE_FLAGS["RDI"]:
@@ -741,8 +729,6 @@ def cargo_build():
     features.append('ui')
     if PYOPT == '0':
         features.append('ui_debug')
-    if DMA2D:
-        features.append('dma2d')
 
     features.extend(FEATURES_AVAILABLE)
 

core/SConscript.unix

@@ -367,7 +367,7 @@ if DMA2D:
         'USE_DMA2D',
     ]
     SOURCE_UNIX += [
-        'embed/unix/dma2d.c',
+        'embed/lib/dma2d_emul.c',
     ]
 
 

core/embed/lib/dma2d_emul.c

@@ -17,7 +17,6 @@
  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include "dma2d.h"
 #include "colors.h"
 #include "display_interface.h"
 

core/site_scons/boards/trezor_t.py

@@ -35,6 +35,12 @@ def configure(
         sources += ["embed/trezorhal/sbu.c"]
         features_available.append("sbu")
 
-    env.get("ENV")["TREZOR_BOARD"] = board
+    if "dma2d" in features_wanted:
+        defines += ["USE_DMA2D"]
+        sources += ["embed/trezorhal/dma2d.c"]
+        sources += ["vendor/micropython/lib/stm32lib/STM32F4xx_HAL_Driver/Src/stm32f4xx_hal_dma2d.c"]
+        features_available.append("dma2d")
+
+    env.get('ENV')['TREZOR_BOARD'] = board
 
     return features_available