1bb3d5ea8SPhilippe Mathieu-Daudé /* 2bb3d5ea8SPhilippe Mathieu-Daudé * QEMU Parallel PORT (ISA bus helpers) 3bb3d5ea8SPhilippe Mathieu-Daudé * 43e3fdad6SThomas Huth * These functions reside in a separate file since they also might be 53e3fdad6SThomas Huth * required for linking when compiling QEMU without CONFIG_PARALLEL. 63e3fdad6SThomas Huth * 7bb3d5ea8SPhilippe Mathieu-Daudé * Copyright (c) 2003 Fabrice Bellard 8bb3d5ea8SPhilippe Mathieu-Daudé * 9bb3d5ea8SPhilippe Mathieu-Daudé * SPDX-License-Identifier: MIT 10bb3d5ea8SPhilippe Mathieu-Daudé */ 11a27bd6c7SMarkus Armbruster 12bb3d5ea8SPhilippe Mathieu-Daudé #include "qemu/osdep.h" 13bb3d5ea8SPhilippe Mathieu-Daudé #include "sysemu/sysemu.h" 14bb3d5ea8SPhilippe Mathieu-Daudé #include "hw/isa/isa.h" 15a27bd6c7SMarkus Armbruster #include "hw/qdev-properties.h" 16*9cc44d9bSBernhard Beschow #include "hw/char/parallel-isa.h" 17bb3d5ea8SPhilippe Mathieu-Daudé #include "hw/char/parallel.h" 1896927c74SMarkus Armbruster #include "qapi/error.h" 19bb3d5ea8SPhilippe Mathieu-Daudé 20bb3d5ea8SPhilippe Mathieu-Daudé static void parallel_init(ISABus *bus, int index, Chardev *chr) 21bb3d5ea8SPhilippe Mathieu-Daudé { 22bb3d5ea8SPhilippe Mathieu-Daudé DeviceState *dev; 23bb3d5ea8SPhilippe Mathieu-Daudé ISADevice *isadev; 24bb3d5ea8SPhilippe Mathieu-Daudé 25963e94a9SThomas Huth isadev = isa_new(TYPE_ISA_PARALLEL); 26bb3d5ea8SPhilippe Mathieu-Daudé dev = DEVICE(isadev); 27bb3d5ea8SPhilippe Mathieu-Daudé qdev_prop_set_uint32(dev, "index", index); 28bb3d5ea8SPhilippe Mathieu-Daudé qdev_prop_set_chr(dev, "chardev", chr); 2996927c74SMarkus Armbruster isa_realize_and_unref(isadev, bus, &error_fatal); 30bb3d5ea8SPhilippe Mathieu-Daudé } 31bb3d5ea8SPhilippe Mathieu-Daudé 32bb3d5ea8SPhilippe Mathieu-Daudé void parallel_hds_isa_init(ISABus *bus, int n) 33bb3d5ea8SPhilippe Mathieu-Daudé { 34bb3d5ea8SPhilippe Mathieu-Daudé int i; 35bb3d5ea8SPhilippe Mathieu-Daudé 36bb3d5ea8SPhilippe Mathieu-Daudé assert(n <= MAX_PARALLEL_PORTS); 37bb3d5ea8SPhilippe Mathieu-Daudé 38bb3d5ea8SPhilippe Mathieu-Daudé for (i = 0; i < n; i++) { 39bb3d5ea8SPhilippe Mathieu-Daudé if (parallel_hds[i]) { 40bb3d5ea8SPhilippe Mathieu-Daudé parallel_init(bus, i, parallel_hds[i]); 41bb3d5ea8SPhilippe Mathieu-Daudé } 42bb3d5ea8SPhilippe Mathieu-Daudé } 43bb3d5ea8SPhilippe Mathieu-Daudé } 44