1 /* 2 * This program is free software; you can redistribute it and/or modify it 3 * under the terms and conditions of the GNU General Public License, 4 * version 2 or later, as published by the Free Software Foundation. 5 * 6 * This program is distributed in the hope it will be useful, but WITHOUT 7 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 8 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 9 * more details. 10 * 11 * You should have received a copy of the GNU General Public License along with 12 * this program. If not, see <http://www.gnu.org/licenses/>. 13 */ 14 15 #ifndef HW_PL011_H 16 #define HW_PL011_H 17 18 #include "hw/qdev-properties.h" 19 #include "hw/sysbus.h" 20 #include "chardev/char-fe.h" 21 #include "qapi/error.h" 22 23 #define TYPE_PL011 "pl011" 24 #define PL011(obj) OBJECT_CHECK(PL011State, (obj), TYPE_PL011) 25 26 /* This shares the same struct (and cast macro) as the base pl011 device */ 27 #define TYPE_PL011_LUMINARY "pl011_luminary" 28 29 typedef struct PL011State { 30 SysBusDevice parent_obj; 31 32 MemoryRegion iomem; 33 uint32_t readbuff; 34 uint32_t flags; 35 uint32_t lcr; 36 uint32_t rsr; 37 uint32_t cr; 38 uint32_t dmacr; 39 uint32_t int_enabled; 40 uint32_t int_level; 41 uint32_t read_fifo[16]; 42 uint32_t ilpr; 43 uint32_t ibrd; 44 uint32_t fbrd; 45 uint32_t ifl; 46 int read_pos; 47 int read_count; 48 int read_trigger; 49 CharBackend chr; 50 qemu_irq irq[6]; 51 const unsigned char *id; 52 } PL011State; 53 54 static inline DeviceState *pl011_create(hwaddr addr, 55 qemu_irq irq, 56 Chardev *chr) 57 { 58 DeviceState *dev; 59 SysBusDevice *s; 60 61 dev = qdev_new("pl011"); 62 s = SYS_BUS_DEVICE(dev); 63 qdev_prop_set_chr(dev, "chardev", chr); 64 sysbus_realize_and_unref(s, &error_fatal); 65 sysbus_mmio_map(s, 0, addr); 66 sysbus_connect_irq(s, 0, irq); 67 68 return dev; 69 } 70 71 static inline DeviceState *pl011_luminary_create(hwaddr addr, 72 qemu_irq irq, 73 Chardev *chr) 74 { 75 DeviceState *dev; 76 SysBusDevice *s; 77 78 dev = qdev_new("pl011_luminary"); 79 s = SYS_BUS_DEVICE(dev); 80 qdev_prop_set_chr(dev, "chardev", chr); 81 sysbus_realize_and_unref(s, &error_fatal); 82 sysbus_mmio_map(s, 0, addr); 83 sysbus_connect_irq(s, 0, irq); 84 85 return dev; 86 } 87 88 #endif 89