xref: /openbmc/qemu/include/hw/misc/imx_rngc.h (revision a68694cd)
1 /*
2  * Freescale i.MX RNGC emulation
3  *
4  * Copyright (C) 2020 Martin Kaiser <martin@kaiser.cx>
5  *
6  * This work is licensed under the terms of the GNU GPL, version 2 or later.
7  * See the COPYING file in the top-level directory.
8  */
9 
10 #ifndef IMX_RNGC_H
11 #define IMX_RNGC_H
12 
13 #include "hw/sysbus.h"
14 #include "qom/object.h"
15 
16 #define TYPE_IMX_RNGC "imx.rngc"
17 typedef struct IMXRNGCState IMXRNGCState;
18 DECLARE_INSTANCE_CHECKER(IMXRNGCState, IMX_RNGC,
19                          TYPE_IMX_RNGC)
20 
21 struct IMXRNGCState {
22     /*< private >*/
23     SysBusDevice parent_obj;
24 
25     /*< public >*/
26     MemoryRegion  iomem;
27 
28     uint8_t op_self_test;
29     uint8_t op_seed;
30     uint8_t mask;
31     bool    auto_seed;
32 
33     QEMUBH *self_test_bh;
34     QEMUBH *seed_bh;
35     qemu_irq irq;
36 };
37 
38 #endif /* IMX_RNGC_H */
39