+1

os/CMakeLists.txt

Reviewed

··· 31 31 target_include_directories(${KERNEL}.elf PUBLIC include) 32 32 target_link_libraries(${KERNEL}.elf PRIVATE common) 33 33 # target_link_libraries(${KERNEL}.elf PRIVATE utils) 34 34 + target_compile_definitions(${KERNEL}.elf PRIVATE UART_MODE=1) # Activate special mode where charater output gets redirected to UART_0 34 35 35 36 # Generates the binary with objcopy. 36 37 add_custom_command(

+4 -1

os/src/kernel/kerio.c

Reviewed

··· 9 9 10 10 void putc(char c) 11 11 { 12 12 + #if UART_MODE 13 13 + uart_putc(c); 14 14 + #else 12 15 gpu_putc(c); 13 13 - // uart_putc(c); 16 16 + #endif 14 17 } 15 18 16 19 void puts(const char *str)

+5 -1

os/src/kernel/kernel.c

Reviewed

··· 29 29 atags = 0x100; 30 30 31 31 mem_init((atag_t *)atags); 32 32 - // uart_init(); 32 32 + #if UART_MODE 33 33 + uart_init(); 34 34 + printf("ATTENTION YOU ARE IN UART MODE\n\n"); 35 35 + #else 33 36 gpu_init(); 37 37 + #endif 34 38 35 39 puts("Welcome to piOS!\n----------------\n\n"); 36 40