1 /* 2 * QEMU Parallel PORT (ISA bus helpers) 3 * 4 * These functions reside in a separate file since they also might be 5 * required for linking when compiling QEMU without CONFIG_PARALLEL. 6 * 7 * Copyright (c) 2003 Fabrice Bellard 8 * 9 * SPDX-License-Identifier: MIT 10 */ 11 12 #include "qemu/osdep.h" 13 #include "sysemu/sysemu.h" 14 #include "hw/isa/isa.h" 15 #include "hw/qdev-properties.h" 16 #include "hw/char/parallel.h" 17 #include "qapi/error.h" 18 19 static void parallel_init(ISABus *bus, int index, Chardev *chr) 20 { 21 DeviceState *dev; 22 ISADevice *isadev; 23 24 isadev = isa_new(TYPE_ISA_PARALLEL); 25 dev = DEVICE(isadev); 26 qdev_prop_set_uint32(dev, "index", index); 27 qdev_prop_set_chr(dev, "chardev", chr); 28 isa_realize_and_unref(isadev, bus, &error_fatal); 29 } 30 31 void parallel_hds_isa_init(ISABus *bus, int n) 32 { 33 int i; 34 35 assert(n <= MAX_PARALLEL_PORTS); 36 37 for (i = 0; i < n; i++) { 38 if (parallel_hds[i]) { 39 parallel_init(bus, i, parallel_hds[i]); 40 } 41 } 42 } 43