diff --git a/ports/unix/displayio_colorspace_only.c b/ports/unix/displayio_min.c
similarity index 97%
rename from ports/unix/displayio_colorspace_only.c
rename to ports/unix/displayio_min.c
index 40325ec76a..debca1e088 100644
--- a/ports/unix/displayio_colorspace_only.c
+++ b/ports/unix/displayio_min.c
@@ -29,6 +29,7 @@
 #include "py/runtime.h"
 
 #include "shared-bindings/displayio/__init__.h"
+#include "shared-bindings/displayio/Bitmap.h"
 
 MAKE_ENUM_VALUE(displayio_colorspace_type, displayio_colorspace, RGB888, DISPLAYIO_COLORSPACE_RGB888);
 MAKE_ENUM_VALUE(displayio_colorspace_type, displayio_colorspace, RGB565, DISPLAYIO_COLORSPACE_RGB565);
@@ -78,6 +79,7 @@ MAKE_ENUM_TYPE(displayio, ColorSpace, displayio_colorspace);
 
 STATIC const mp_rom_map_elem_t displayio_module_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR___name__), MP_ROM_QSTR(MP_QSTR_displayio) },
+    { MP_ROM_QSTR(MP_QSTR_Bitmap), MP_ROM_PTR(&displayio_bitmap_type) },
     { MP_ROM_QSTR(MP_QSTR_Colorspace), MP_ROM_PTR(&displayio_colorspace_type) },
 };
 STATIC MP_DEFINE_CONST_DICT(displayio_module_globals, displayio_module_globals_table);
@@ -87,4 +89,4 @@ const mp_obj_module_t displayio_module = {
     .globals = (mp_obj_dict_t *)&displayio_module_globals,
 };
 
-MP_REGISTER_MODULE(MP_QSTR_displayio, displayio_module, CIRCUITPY_DISPLAYIO_COLORSPACE_ONLY);
+MP_REGISTER_MODULE(MP_QSTR_displayio, displayio_module, CIRCUITPY_DISPLAYIO_UNIX);
diff --git a/ports/unix/variants/coverage/mpconfigvariant.mk b/ports/unix/variants/coverage/mpconfigvariant.mk
index e614cd411e..5465e50cfc 100644
--- a/ports/unix/variants/coverage/mpconfigvariant.mk
+++ b/ports/unix/variants/coverage/mpconfigvariant.mk
@@ -27,10 +27,20 @@ SRC_C += $(SRC_QRIO)
 CFLAGS += -DCIRCUITPY_QRIO=1
 $(BUILD)/lib/quirc/lib/%.o: CFLAGS += -Wno-shadow -Wno-sign-compare -include shared-module/qrio/quirc_alloc.h
 
-SRC_GIFIO := $(patsubst ../../%,%,$(wildcard ../../shared-bindings/gifio/*.c ../../shared-module/gifio/*.c)) shared/runtime/context_manager_helpers.c displayio_colorspace_only.c shared-module/displayio/ColorConverter.c shared-bindings/util.c
-SRC_C += $(SRC_GIFIO)
+SRC_BITMAP := \
+	$(patsubst ../../%,%,$(wildcard ../../shared-bindings/gifio/*.c ../../shared-module/gifio/*.c)) \
+	shared/runtime/context_manager_helpers.c \
+	displayio_min.c \
+	shared-bindings/displayio/Bitmap.c \
+	shared-module/displayio/area.c \
+	shared-module/displayio/Bitmap.c \
+	shared-module/displayio/ColorConverter.c \
+	shared-bindings/util.c \
 
-CFLAGS += -DCIRCUITPY_GIFIO=1 -DCIRCUITPY_DISPLAYIO_COLORSPACE_ONLY=1
+$(info $(SRC_BITMAP))
+SRC_C += $(SRC_BITMAP)
+
+CFLAGS += -DCIRCUITPY_GIFIO=1 -DCIRCUITPY_DISPLAYIO_UNIX=1
 
 SRC_C += coverage.c
 SRC_CXX += coveragecpp.cpp
diff --git a/py/circuitpy_defns.mk b/py/circuitpy_defns.mk
index fec2512baf..68b529a05f 100644
--- a/py/circuitpy_defns.mk
+++ b/py/circuitpy_defns.mk
@@ -534,6 +534,7 @@ SRC_SHARED_MODULE_ALL = \
 	displayio/Palette.c \
 	displayio/Shape.c \
 	displayio/TileGrid.c \
+	displayio/area.c \
 	displayio/__init__.c \
 	fontio/BuiltinFont.c \
 	fontio/__init__.c \
diff --git a/shared-bindings/displayio/Bitmap.c b/shared-bindings/displayio/Bitmap.c
index 5a1e12189a..f042ae27e2 100644
--- a/shared-bindings/displayio/Bitmap.c
+++ b/shared-bindings/displayio/Bitmap.c
@@ -33,7 +33,6 @@
 #include "py/binary.h"
 #include "py/objproperty.h"
 #include "py/runtime.h"
-#include "shared-bindings/microcontroller/Pin.h"
 #include "shared-bindings/util.h"
 #include "supervisor/shared/translate.h"
 
@@ -206,9 +205,9 @@ STATIC mp_obj_t bitmap_subscr(mp_obj_t self_in, mp_obj_t index_obj, mp_obj_t val
 STATIC mp_obj_t displayio_bitmap_obj_blit(size_t n_args, const mp_obj_t *pos_args, mp_map_t *kw_args) {
     enum {ARG_x, ARG_y, ARG_source, ARG_x1, ARG_y1, ARG_x2, ARG_y2, ARG_skip_index};
     static const mp_arg_t allowed_args[] = {
-        {MP_QSTR_x, MP_ARG_REQUIRED | MP_ARG_INT},
-        {MP_QSTR_y, MP_ARG_REQUIRED | MP_ARG_INT},
-        {MP_QSTR_source_bitmap, MP_ARG_REQUIRED | MP_ARG_OBJ},
+        {MP_QSTR_x, MP_ARG_REQUIRED | MP_ARG_INT, {.u_obj = 0} },
+        {MP_QSTR_y, MP_ARG_REQUIRED | MP_ARG_INT, {.u_obj = 0} },
+        {MP_QSTR_source_bitmap, MP_ARG_REQUIRED | MP_ARG_OBJ, {.u_obj = 0} },
         {MP_QSTR_x1, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} },
         {MP_QSTR_y1, MP_ARG_KW_ONLY | MP_ARG_INT, {.u_int = 0} },
         {MP_QSTR_x2, MP_ARG_KW_ONLY | MP_ARG_OBJ, {.u_obj = mp_const_none} }, // None convert to source->width
diff --git a/shared-bindings/displayio/area.c b/shared-bindings/displayio/area.c
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/shared-module/displayio/Bitmap.c b/shared-module/displayio/Bitmap.c
index e218049b6c..a18ba7a48a 100644
--- a/shared-module/displayio/Bitmap.c
+++ b/shared-module/displayio/Bitmap.c
@@ -113,7 +113,7 @@ void displayio_bitmap_set_dirty_area(displayio_bitmap_t *self, const displayio_a
     displayio_area_t area = *dirty_area;
     displayio_area_canon(&area);
     displayio_area_union(&area, &self->dirty_area, &area);
-    displayio_area_t bitmap_area = {0, 0, self->width, self->height};
+    displayio_area_t bitmap_area = {0, 0, self->width, self->height, NULL};
     displayio_area_compute_overlap(&area, &bitmap_area, &self->dirty_area);
 }
 
@@ -160,7 +160,7 @@ void common_hal_displayio_bitmap_blit(displayio_bitmap_t *self, int16_t x, int16
         dirty_y_max = self->height;
     }
 
-    displayio_area_t a = { x, y, dirty_x_max, dirty_y_max};
+    displayio_area_t a = { x, y, dirty_x_max, dirty_y_max, NULL};
     displayio_bitmap_set_dirty_area(self, &a);
 
     bool x_reverse = false;
@@ -199,7 +199,7 @@ void common_hal_displayio_bitmap_blit(displayio_bitmap_t *self, int16_t x, int16
 
 void common_hal_displayio_bitmap_set_pixel(displayio_bitmap_t *self, int16_t x, int16_t y, uint32_t value) {
     // update the dirty region
-    displayio_area_t a = {x, y, x + 1, y + 1};
+    displayio_area_t a = {x, y, x + 1, y + 1, NULL};
     displayio_bitmap_set_dirty_area(self, &a);
 
     // write the pixel
@@ -221,7 +221,7 @@ void displayio_bitmap_finish_refresh(displayio_bitmap_t *self) {
 }
 
 void common_hal_displayio_bitmap_fill(displayio_bitmap_t *self, uint32_t value) {
-    displayio_area_t a = {0, 0, self->width, self->height};
+    displayio_area_t a = {0, 0, self->width, self->height, NULL};
     displayio_bitmap_set_dirty_area(self, &a);
 
     // build the packed word
diff --git a/shared-module/displayio/__init__.c b/shared-module/displayio/__init__.c
index e4a4965368..eff86b81df 100644
--- a/shared-module/displayio/__init__.c
+++ b/shared-module/displayio/__init__.c
@@ -1,3 +1,29 @@
+/*
+ * This file is part of the Micro Python 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 <string.h>
 
@@ -249,138 +275,6 @@ void displayio_gc_collect(void) {
     }
 }
 
-void displayio_area_copy(const displayio_area_t *src, displayio_area_t *dst) {
-    dst->x1 = src->x1;
-    dst->y1 = src->y1;
-    dst->x2 = src->x2;
-    dst->y2 = src->y2;
-}
-
-void displayio_area_scale(displayio_area_t *area, uint16_t scale) {
-    area->x1 *= scale;
-    area->y1 *= scale;
-    area->x2 *= scale;
-    area->y2 *= scale;
-}
-
-void displayio_area_shift(displayio_area_t *area, int16_t dx, int16_t dy) {
-    area->x1 += dx;
-    area->y1 += dy;
-    area->x2 += dx;
-    area->y2 += dy;
-}
-
-bool displayio_area_compute_overlap(const displayio_area_t *a,
-    const displayio_area_t *b,
-    displayio_area_t *overlap) {
-    overlap->x1 = a->x1;
-    if (b->x1 > overlap->x1) {
-        overlap->x1 = b->x1;
-    }
-    overlap->x2 = a->x2;
-    if (b->x2 < overlap->x2) {
-        overlap->x2 = b->x2;
-    }
-    if (overlap->x1 >= overlap->x2) {
-        return false;
-    }
-    overlap->y1 = a->y1;
-    if (b->y1 > overlap->y1) {
-        overlap->y1 = b->y1;
-    }
-    overlap->y2 = a->y2;
-    if (b->y2 < overlap->y2) {
-        overlap->y2 = b->y2;
-    }
-    if (overlap->y1 >= overlap->y2) {
-        return false;
-    }
-    return true;
-}
-
-bool displayio_area_empty(const displayio_area_t *a) {
-    return (a->x1 == a->x2) || (a->y1 == a->y2);
-}
-
-void displayio_area_canon(displayio_area_t *a) {
-    if (a->x1 > a->x2) {
-        int16_t t = a->x1;
-        a->x1 = a->x2;
-        a->x2 = t;
-    }
-    if (a->y1 > a->y2) {
-        int16_t t = a->y1;
-        a->y1 = a->y2;
-        a->y2 = t;
-    }
-}
-
-void displayio_area_union(const displayio_area_t *a,
-    const displayio_area_t *b,
-    displayio_area_t *u) {
-
-    if (displayio_area_empty(a)) {
-        displayio_area_copy(b, u);
-        return;
-    }
-    if (displayio_area_empty(b)) {
-        displayio_area_copy(a, u);
-        return;
-    }
-    u->x1 = MIN(a->x1, b->x1);
-    u->y1 = MIN(a->y1, b->y1);
-    u->x2 = MAX(a->x2, b->x2);
-    u->y2 = MAX(a->y2, b->y2);
-}
-
-uint16_t displayio_area_width(const displayio_area_t *area) {
-    return area->x2 - area->x1;
-}
-
-uint16_t displayio_area_height(const displayio_area_t *area) {
-    return area->y2 - area->y1;
-}
-
-uint32_t displayio_area_size(const displayio_area_t *area) {
-    return displayio_area_width(area) * displayio_area_height(area);
-}
-
-bool displayio_area_equal(const displayio_area_t *a, const displayio_area_t *b) {
-    return a->x1 == b->x1 &&
-           a->y1 == b->y1 &&
-           a->x2 == b->x2 &&
-           a->y2 == b->y2;
-}
-
-// Original and whole must be in the same coordinate space.
-void displayio_area_transform_within(bool mirror_x, bool mirror_y, bool transpose_xy,
-    const displayio_area_t *original,
-    const displayio_area_t *whole,
-    displayio_area_t *transformed) {
-    if (mirror_x) {
-        transformed->x1 = whole->x1 + (whole->x2 - original->x2);
-        transformed->x2 = whole->x2 - (original->x1 - whole->x1);
-    } else {
-        transformed->x1 = original->x1;
-        transformed->x2 = original->x2;
-    }
-    if (mirror_y) {
-        transformed->y1 = whole->y1 + (whole->y2 - original->y2);
-        transformed->y2 = whole->y2 - (original->y1 - whole->y1);
-    } else {
-        transformed->y1 = original->y1;
-        transformed->y2 = original->y2;
-    }
-    if (transpose_xy) {
-        int16_t y1 = transformed->y1;
-        int16_t y2 = transformed->y2;
-        transformed->y1 = whole->y1 + (transformed->x1 - whole->x1);
-        transformed->y2 = whole->y1 + (transformed->x2 - whole->x1);
-        transformed->x2 = whole->x1 + (y2 - whole->y1);
-        transformed->x1 = whole->x1 + (y1 - whole->y1);
-    }
-}
-
 primary_display_t *allocate_display(void) {
     for (uint8_t i = 0; i < CIRCUITPY_DISPLAY_LIMIT; i++) {
         mp_const_obj_t display_type = displays[i].display.base.type;
diff --git a/shared-module/displayio/area.c b/shared-module/displayio/area.c
new file mode 100644
index 0000000000..6d0f94d9cc
--- /dev/null
+++ b/shared-module/displayio/area.c
@@ -0,0 +1,161 @@
+/*
+ * This file is part of the Micro Python 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 "shared-module/displayio/area.h"
+
+#include "py/misc.h"
+
+void displayio_area_copy(const displayio_area_t *src, displayio_area_t *dst) {
+    dst->x1 = src->x1;
+    dst->y1 = src->y1;
+    dst->x2 = src->x2;
+    dst->y2 = src->y2;
+}
+
+void displayio_area_scale(displayio_area_t *area, uint16_t scale) {
+    area->x1 *= scale;
+    area->y1 *= scale;
+    area->x2 *= scale;
+    area->y2 *= scale;
+}
+
+void displayio_area_shift(displayio_area_t *area, int16_t dx, int16_t dy) {
+    area->x1 += dx;
+    area->y1 += dy;
+    area->x2 += dx;
+    area->y2 += dy;
+}
+
+bool displayio_area_compute_overlap(const displayio_area_t *a,
+    const displayio_area_t *b,
+    displayio_area_t *overlap) {
+    overlap->x1 = a->x1;
+    if (b->x1 > overlap->x1) {
+        overlap->x1 = b->x1;
+    }
+    overlap->x2 = a->x2;
+    if (b->x2 < overlap->x2) {
+        overlap->x2 = b->x2;
+    }
+    if (overlap->x1 >= overlap->x2) {
+        return false;
+    }
+    overlap->y1 = a->y1;
+    if (b->y1 > overlap->y1) {
+        overlap->y1 = b->y1;
+    }
+    overlap->y2 = a->y2;
+    if (b->y2 < overlap->y2) {
+        overlap->y2 = b->y2;
+    }
+    if (overlap->y1 >= overlap->y2) {
+        return false;
+    }
+    return true;
+}
+
+bool displayio_area_empty(const displayio_area_t *a) {
+    return (a->x1 == a->x2) || (a->y1 == a->y2);
+}
+
+void displayio_area_canon(displayio_area_t *a) {
+    if (a->x1 > a->x2) {
+        int16_t t = a->x1;
+        a->x1 = a->x2;
+        a->x2 = t;
+    }
+    if (a->y1 > a->y2) {
+        int16_t t = a->y1;
+        a->y1 = a->y2;
+        a->y2 = t;
+    }
+}
+
+void displayio_area_union(const displayio_area_t *a,
+    const displayio_area_t *b,
+    displayio_area_t *u) {
+
+    if (displayio_area_empty(a)) {
+        displayio_area_copy(b, u);
+        return;
+    }
+    if (displayio_area_empty(b)) {
+        displayio_area_copy(a, u);
+        return;
+    }
+    u->x1 = MIN(a->x1, b->x1);
+    u->y1 = MIN(a->y1, b->y1);
+    u->x2 = MAX(a->x2, b->x2);
+    u->y2 = MAX(a->y2, b->y2);
+}
+
+uint16_t displayio_area_width(const displayio_area_t *area) {
+    return area->x2 - area->x1;
+}
+
+uint16_t displayio_area_height(const displayio_area_t *area) {
+    return area->y2 - area->y1;
+}
+
+uint32_t displayio_area_size(const displayio_area_t *area) {
+    return displayio_area_width(area) * displayio_area_height(area);
+}
+
+bool displayio_area_equal(const displayio_area_t *a, const displayio_area_t *b) {
+    return a->x1 == b->x1 &&
+           a->y1 == b->y1 &&
+           a->x2 == b->x2 &&
+           a->y2 == b->y2;
+}
+
+// Original and whole must be in the same coordinate space.
+void displayio_area_transform_within(bool mirror_x, bool mirror_y, bool transpose_xy,
+    const displayio_area_t *original,
+    const displayio_area_t *whole,
+    displayio_area_t *transformed) {
+    if (mirror_x) {
+        transformed->x1 = whole->x1 + (whole->x2 - original->x2);
+        transformed->x2 = whole->x2 - (original->x1 - whole->x1);
+    } else {
+        transformed->x1 = original->x1;
+        transformed->x2 = original->x2;
+    }
+    if (mirror_y) {
+        transformed->y1 = whole->y1 + (whole->y2 - original->y2);
+        transformed->y2 = whole->y2 - (original->y1 - whole->y1);
+    } else {
+        transformed->y1 = original->y1;
+        transformed->y2 = original->y2;
+    }
+    if (transpose_xy) {
+        int16_t y1 = transformed->y1;
+        int16_t y2 = transformed->y2;
+        transformed->y1 = whole->y1 + (transformed->x1 - whole->x1);
+        transformed->y2 = whole->y1 + (transformed->x2 - whole->x1);
+        transformed->x2 = whole->x1 + (y2 - whole->y1);
+        transformed->x1 = whole->x1 + (y1 - whole->y1);
+    }
+}
diff --git a/shared-module/displayio/area.h b/shared-module/displayio/area.h
index 6a8ad6ceb0..47cb48bcdd 100644
--- a/shared-module/displayio/area.h
+++ b/shared-module/displayio/area.h
@@ -27,7 +27,10 @@
 #ifndef MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_AREA_H
 #define MICROPY_INCLUDED_SHARED_MODULE_DISPLAYIO_AREA_H
 
-// Implementations are in __init__.c
+#include <stdint.h>
+#include <stdbool.h>
+
+// Implementations are in area.c
 typedef struct _displayio_area_t displayio_area_t;
 
 struct _displayio_area_t {