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#ifndef UART_16550_H
#define UART_16550_H
#define DATA_WORD_LEN_5 0b00
#define DATA_WORD_LEN_6 0b01
#define DATA_WORD_LEN_7 0b10
#define DATA_WORD_LEN_8 0b11
#define STOP_BIT_1 0b000
#define STOP_BIT_2 0b100 /* 1.5 stop bits for 5 bits words */
#define PARITY_NONE 0b000000
#define PARITY_ODD 0b001000
#define PARITY_EVEN 0b011000
#define PARITY_HIGH 0b101000
#define PARITY_LOW 0b111000
#define BREAK_SIGNAL_DISABLED 0b0000000
#define BREAK_SIGNAL_ENABLED 0b1000000
#define DLAB_ACCESSIBLE_RBR_THR_IER 0b00000000
#define DLAB_ACCESSIBLE_DLL_DLM 0b10000000
#endif /* UART_16550_H */
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