compat/x86bios/x86bios.c

428 x86bios_emu_inb(struct x86emu *emu, uint16_t port)
432 	if (port == 0xb2) /* APM scratch register */
434 	if (port >= 0x80 && port < 0x88) /* POST status register */
438 	return (iodev_read_1(port));
442 x86bios_emu_inw(struct x86emu *emu, uint16_t port)
447 	if (port >= 0x80 && port < 0x88) /* POST status register */
450 	if ((port & 1) != 0) {
451 		val = iodev_read_1(port);
452 		val |= iodev_read_1(port + 1) << 8;
455 	val = iodev_read_2(port);
461 x86bios_emu_inl(struct x86emu *emu, uint16_t port)
466 	if (port >= 0x80 && port < 0x88) /* POST status register */
469 	if ((port & 1) != 0) {
470 		val = iodev_read_1(port);
471 		val |= iodev_read_2(port + 1) << 8;
472 		val |= iodev_read_1(port + 3) << 24;
473 	} else if ((port & 2) != 0) {
474 		val = iodev_read_2(port);
475 		val |= iodev_read_2(port + 2) << 16;
478 	val = iodev_read_4(port);
484 x86bios_emu_outb(struct x86emu *emu, uint16_t port, uint8_t val)
488 	if (port == 0xb2) /* APM scratch register */
490 	if (port >= 0x80 && port < 0x88) /* POST status register */
494 	iodev_write_1(port, val);
498 x86bios_emu_outw(struct x86emu *emu, uint16_t port, uint16_t val)
502 	if (port >= 0x80 && port < 0x88) /* POST status register */
505 	if ((port & 1) != 0) {
506 		iodev_write_1(port, val);
507 		iodev_write_1(port + 1, val >> 8);
510 	iodev_write_2(port, val);
514 x86bios_emu_outl(struct x86emu *emu, uint16_t port, uint32_t val)
518 	if (port >= 0x80 && port < 0x88) /* POST status register */
521 	if ((port & 1) != 0) {
522 		iodev_write_1(port, val);
523 		iodev_write_2(port + 1, val >> 8);
524 		iodev_write_1(port + 3, val >> 24);
525 	} else if ((port & 2) != 0) {
526 		iodev_write_2(port, val);
527 		iodev_write_2(port + 2, val >> 16);
530 	iodev_write_4(port, val);