Merge remote-tracking branch 'remotes/rth/tags/pull-arm-20211021' into staging
[qemu.git] / include / hw / adc / zynq-xadc.h
1 /*
2 * Device model for Zynq ADC controller
3 *
4 * Copyright (c) 2015 Guenter Roeck <linux@roeck-us.net>
5 *
6 * This program is free software; you can redistribute it and/or
7 * modify it under the terms of the GNU General Public License
8 * as published by the Free Software Foundation; either version
9 * 2 of the License, or (at your option) any later version.
10 *
11 * You should have received a copy of the GNU General Public License along
12 * with this program; if not, see <http://www.gnu.org/licenses/>.
13 */
14
15 #ifndef ZYNQ_XADC_H
16 #define ZYNQ_XADC_H
17
18 #include "hw/sysbus.h"
19 #include "qom/object.h"
20
21 #define ZYNQ_XADC_MMIO_SIZE 0x0020
22 #define ZYNQ_XADC_NUM_IO_REGS (ZYNQ_XADC_MMIO_SIZE / 4)
23 #define ZYNQ_XADC_NUM_ADC_REGS 128
24 #define ZYNQ_XADC_FIFO_DEPTH 15
25
26 #define TYPE_ZYNQ_XADC "xlnx-zynq-xadc"
27 OBJECT_DECLARE_SIMPLE_TYPE(ZynqXADCState, ZYNQ_XADC)
28
29 struct ZynqXADCState {
30 /*< private >*/
31 SysBusDevice parent_obj;
32
33 /*< public >*/
34 MemoryRegion iomem;
35
36 uint32_t regs[ZYNQ_XADC_NUM_IO_REGS];
37 uint16_t xadc_regs[ZYNQ_XADC_NUM_ADC_REGS];
38 uint16_t xadc_read_reg_previous;
39 uint16_t xadc_dfifo[ZYNQ_XADC_FIFO_DEPTH];
40 uint16_t xadc_dfifo_entries;
41
42 struct IRQState *qemu_irq;
43
44 };
45
46 #endif /* ZYNQ_XADC_H */