diff options
Diffstat (limited to 'qemu/roms/qemu-palcode/uart.h')
| -rw-r--r-- | qemu/roms/qemu-palcode/uart.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/qemu/roms/qemu-palcode/uart.h b/qemu/roms/qemu-palcode/uart.h new file mode 100644 index 000000000..bb47b0c83 --- /dev/null +++ b/qemu/roms/qemu-palcode/uart.h @@ -0,0 +1,67 @@ +#ifndef __UART_H_LOADED +#define __UART_H_LOADED +/***************************************************************************** + + Copyright © 1993, 1994 Digital Equipment Corporation, + Maynard, Massachusetts. + + All Rights Reserved + +Permission to use, copy, modify, and distribute this software and its +documentation for any purpose and without fee is hereby granted, provided +that the copyright notice and this permission notice appear in all copies +of software and supporting documentation, and that the name of Digital not +be used in advertising or publicity pertaining to distribution of the software +without specific, written prior permission. Digital grants this permission +provided that you prominently mark, as not part of the original, any +modifications made to this software or documentation. + +Digital Equipment Corporation disclaims all warranties and/or guarantees +with regard to this software, including all implied warranties of fitness for +a particular purpose and merchantability, and makes no representations +regarding the use of, or the results of the use of, the software and +documentation in terms of correctness, accuracy, reliability, currentness or +otherwise; and you rely on the software, documentation and results solely at +your own risk. + +******************************************************************************/ + +#define com1Rbr 0x3f8 +#define com1Thr 0x3f8 +#define com1Ier 0x3f9 +#define com1Iir 0x3fa +#define com1Lcr 0x3fb +#define com1Mcr 0x3fc +#define com1Lsr 0x3fd +#define com1Msr 0x3fe +#define com1Scr 0x3ff +#define com1Dll 0x3f8 +#define com1Dlm 0x3f9 + +#define com2Rbr 0x2f8 +#define com2Thr 0x2f8 +#define com2Ier 0x2f9 +#define com2Iir 0x2fa +#define com2Lcr 0x2fb +#define com2Mcr 0x2fc +#define com2Lsr 0x2fd +#define com2Msr 0x2fe +#define com2Scr 0x2ff +#define com2Dll 0x2f8 +#define com2Dlm 0x2f9 + +#define COM1 (com1Rbr - com2Rbr) +#define COM2 0 + +#ifndef __ASSEMBLER__ + +extern int uart_charav(int port); +extern int uart_getchar(int port); +extern void uart_putchar_raw(int port, char c); +extern void uart_putchar(int port, char c); +extern void uart_puts(int port, const char *s); +extern void uart_init_line(int port, int baud); +extern void uart_init(void); + +#endif /* __ASSEMBLER__ */ +#endif /* __UART_H_LOADED */ |