compat/x86bios/x86bios.c

432 x86bios_emu_inb(struct x86emu *emu, uint16_t port)
436 	if (port == 0xb2) /* APM scratch register */
438 	if (port >= 0x80 && port < 0x88) /* POST status register */
442 	return (iodev_read_1(port));
446 x86bios_emu_inw(struct x86emu *emu, uint16_t port)
451 	if (port >= 0x80 && port < 0x88) /* POST status register */
454 	if ((port & 1) != 0) {
455 		val = iodev_read_1(port);
456 		val |= iodev_read_1(port + 1) << 8;
459 	val = iodev_read_2(port);
465 x86bios_emu_inl(struct x86emu *emu, uint16_t port)
470 	if (port >= 0x80 && port < 0x88) /* POST status register */
473 	if ((port & 1) != 0) {
474 		val = iodev_read_1(port);
475 		val |= iodev_read_2(port + 1) << 8;
476 		val |= iodev_read_1(port + 3) << 24;
477 	} else if ((port & 2) != 0) {
478 		val = iodev_read_2(port);
479 		val |= iodev_read_2(port + 2) << 16;
482 	val = iodev_read_4(port);
488 x86bios_emu_outb(struct x86emu *emu, uint16_t port, uint8_t val)
492 	if (port == 0xb2) /* APM scratch register */
494 	if (port >= 0x80 && port < 0x88) /* POST status register */
498 	iodev_write_1(port, val);
502 x86bios_emu_outw(struct x86emu *emu, uint16_t port, uint16_t val)
506 	if (port >= 0x80 && port < 0x88) /* POST status register */
509 	if ((port & 1) != 0) {
510 		iodev_write_1(port, val);
511 		iodev_write_1(port + 1, val >> 8);
514 	iodev_write_2(port, val);
518 x86bios_emu_outl(struct x86emu *emu, uint16_t port, uint32_t val)
522 	if (port >= 0x80 && port < 0x88) /* POST status register */
525 	if ((port & 1) != 0) {
526 		iodev_write_1(port, val);
527 		iodev_write_2(port + 1, val >> 8);
528 		iodev_write_1(port + 3, val >> 24);
529 	} else if ((port & 2) != 0) {
530 		iodev_write_2(port, val);
531 		iodev_write_2(port + 2, val >> 16);
534 	iodev_write_4(port, val);