resolve display driver linkage error

Paciente8159 · Jul 8, 2024 · 07df6a6 · 07df6a6
1 parent 37a48b7
commit 07df6a6
Showing 1 changed file with 4 additions and 6 deletions.
diff --git a/graphic_display/graphic_display_u8g2.c b/graphic_display/graphic_display_u8g2.c
@@ -482,20 +482,18 @@ DISPLAY_INIT(ssd1306_128x64_i2c)
 	u8g2_Setup_ssd1306_i2c_128x64_noname_f(U8G2, U8G2_R0, u8x8_byte_ucnc_hw_i2c, u8x8_gpio_and_delay_ucnc);
 }
 
-DECL_DISPLAY(ssd1306_128x64_i2c, 128, 64);
-
 DISPLAY_INIT(st7920_128x64_spi)
 {
 	u8g2_Setup_st7920_s_128x64_f(U8G2, U8G2_R0, u8x8_byte_ucnc_hw_spi, u8x8_gpio_and_delay_ucnc);
 }
 
-DECL_DISPLAY(st7920_128x64_spi, 128, 64);
-
 DISPLAY_INIT(virtual_sdl)
 {
 	u8g2_SetupBuffer_SDL_128x64(U8G2, U8G2_R0);
 }
 
-DECL_DISPLAY(virtual_sdl, 128, 64);
-
 #endif
+
+extern "C" DECL_DISPLAY(ssd1306_128x64_i2c, 128, 64);
+extern "C" DECL_DISPLAY(st7920_128x64_spi, 128, 64);
+extern "C" DECL_DISPLAY(virtual_sdl, 128, 64);