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/sysbus.h" 19 #include "chardev/char-fe.h" 20 21 #define TYPE_PL011 "pl011" 22 #define PL011(obj) OBJECT_CHECK(PL011State, (obj), TYPE_PL011) 23 24 /* This shares the same struct (and cast macro) as the base pl011 device */ 25 #define TYPE_PL011_LUMINARY "pl011_luminary" 26 27 typedef struct PL011State { 28 SysBusDevice parent_obj; 29 30 MemoryRegion iomem; 31 uint32_t readbuff; 32 uint32_t flags; 33 uint32_t lcr; 34 uint32_t rsr; 35 uint32_t cr; 36 uint32_t dmacr; 37 uint32_t int_enabled; 38 uint32_t int_level; 39 uint32_t read_fifo[16]; 40 uint32_t ilpr; 41 uint32_t ibrd; 42 uint32_t fbrd; 43 uint32_t ifl; 44 int read_pos; 45 int read_count; 46 int read_trigger; 47 CharBackend chr; 48 qemu_irq irq[6]; 49 const unsigned char *id; 50 } PL011State; 51 52 static inline DeviceState *pl011_create(hwaddr addr, 53 qemu_irq irq, 54 Chardev *chr) 55 { 56 DeviceState *dev; 57 SysBusDevice *s; 58 59 dev = qdev_create(NULL, "pl011"); 60 s = SYS_BUS_DEVICE(dev); 61 qdev_prop_set_chr(dev, "chardev", chr); 62 qdev_init_nofail(dev); 63 sysbus_mmio_map(s, 0, addr); 64 sysbus_connect_irq(s, 0, irq); 65 66 return dev; 67 } 68 69 static inline DeviceState *pl011_luminary_create(hwaddr addr, 70 qemu_irq irq, 71 Chardev *chr) 72 { 73 DeviceState *dev; 74 SysBusDevice *s; 75 76 dev = qdev_create(NULL, "pl011_luminary"); 77 s = SYS_BUS_DEVICE(dev); 78 qdev_prop_set_chr(dev, "chardev", chr); 79 qdev_init_nofail(dev); 80 sysbus_mmio_map(s, 0, addr); 81 sysbus_connect_irq(s, 0, irq); 82 83 return dev; 84 } 85 86 #endif 87