tag	line	file	source code
UART_IER	723	kernel/chr_drv/serial.c	outb_p(0x0f,UART_IER + port);  /* enable all intrs */
UART_IER	744	kernel/chr_drv/serial.c	outb_p(0x00,    UART_IER + port);  /* disable all intrs */
UART_IER	1102	kernel/chr_drv/serial.c	scratch = inb_p(UART_IER + port);
UART_IER	1106	kernel/chr_drv/serial.c	outb_p(0x0f,UART_IER + port);  /* enable all intrs */
UART_IER	1114	kernel/chr_drv/serial.c	outb_p(0x0f,UART_IER + port);  /* enable all intrs */
UART_IER	1132	kernel/chr_drv/serial.c	outb_p(0, UART_IER + port);
UART_IER	1135	kernel/chr_drv/serial.c	outb_p(scratch, UART_IER + port);