xref: /openbmc/qemu/include/hw/misc/aspeed_sdmc.h (revision 4a09d0bb)
1 /*
2  * ASPEED SDRAM Memory Controller
3  *
4  * Copyright (C) 2016 IBM Corp.
5  *
6  * This code is licensed under the GPL version 2 or later. See the
7  * COPYING file in the top-level directory.
8  */
9 #ifndef ASPEED_SDMC_H
10 #define ASPEED_SDMC_H
11 
12 #include "hw/sysbus.h"
13 
14 #define TYPE_ASPEED_SDMC "aspeed.sdmc"
15 #define ASPEED_SDMC(obj) OBJECT_CHECK(AspeedSDMCState, (obj), TYPE_ASPEED_SDMC)
16 
17 #define ASPEED_SDMC_NR_REGS (0x8 >> 2)
18 
19 typedef struct AspeedSDMCState {
20     /*< private >*/
21     SysBusDevice parent_obj;
22 
23     /*< public >*/
24     MemoryRegion iomem;
25 
26     uint32_t regs[ASPEED_SDMC_NR_REGS];
27     uint32_t silicon_rev;
28     uint32_t ram_bits;
29     uint64_t ram_size;
30 
31 } AspeedSDMCState;
32 
33 #endif /* ASPEED_SDMC_H */
34