xref: /openbmc/qemu/include/hw/arm/xlnx-zynqmp.h (revision 14b61600)
1 /*
2  * Xilinx Zynq MPSoC emulation
3  *
4  * Copyright (C) 2015 Xilinx Inc
5  * Written by Peter Crosthwaite <peter.crosthwaite@xilinx.com>
6  *
7  * This program is free software; you can redistribute it and/or modify it
8  * under the terms of the GNU General Public License as published by the
9  * Free Software Foundation; either version 2 of the License, or
10  * (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful, but WITHOUT
13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
14  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15  * for more details.
16  */
17 
18 #ifndef XLNX_ZYNQMP_H
19 
20 #include "qemu-common.h"
21 #include "hw/arm/arm.h"
22 #include "hw/intc/arm_gic.h"
23 #include "hw/net/cadence_gem.h"
24 #include "hw/char/cadence_uart.h"
25 #include "hw/ide/pci.h"
26 #include "hw/ide/ahci.h"
27 
28 #define TYPE_XLNX_ZYNQMP "xlnx,zynqmp"
29 #define XLNX_ZYNQMP(obj) OBJECT_CHECK(XlnxZynqMPState, (obj), \
30                                        TYPE_XLNX_ZYNQMP)
31 
32 #define XLNX_ZYNQMP_NUM_APU_CPUS 4
33 #define XLNX_ZYNQMP_NUM_RPU_CPUS 2
34 #define XLNX_ZYNQMP_NUM_GEMS 4
35 #define XLNX_ZYNQMP_NUM_UARTS 2
36 
37 #define XLNX_ZYNQMP_NUM_OCM_BANKS 4
38 #define XLNX_ZYNQMP_OCM_RAM_0_ADDRESS 0xFFFC0000
39 #define XLNX_ZYNQMP_OCM_RAM_SIZE 0x10000
40 
41 #define XLNX_ZYNQMP_GIC_REGIONS 2
42 
43 /* ZynqMP maps the ARM GIC regions (GICC, GICD ...) at consecutive 64k offsets
44  * and under-decodes the 64k region. This mirrors the 4k regions to every 4k
45  * aligned address in the 64k region. To implement each GIC region needs a
46  * number of memory region aliases.
47  */
48 
49 #define XLNX_ZYNQMP_GIC_REGION_SIZE 0x1000
50 #define XLNX_ZYNQMP_GIC_ALIASES     (0x10000 / XLNX_ZYNQMP_GIC_REGION_SIZE - 1)
51 
52 typedef struct XlnxZynqMPState {
53     /*< private >*/
54     DeviceState parent_obj;
55 
56     /*< public >*/
57     ARMCPU apu_cpu[XLNX_ZYNQMP_NUM_APU_CPUS];
58     ARMCPU rpu_cpu[XLNX_ZYNQMP_NUM_RPU_CPUS];
59     GICState gic;
60     MemoryRegion gic_mr[XLNX_ZYNQMP_GIC_REGIONS][XLNX_ZYNQMP_GIC_ALIASES];
61     MemoryRegion ocm_ram[XLNX_ZYNQMP_NUM_OCM_BANKS];
62 
63     CadenceGEMState gem[XLNX_ZYNQMP_NUM_GEMS];
64     CadenceUARTState uart[XLNX_ZYNQMP_NUM_UARTS];
65     SysbusAHCIState sata;
66 
67     char *boot_cpu;
68     ARMCPU *boot_cpu_ptr;
69 }  XlnxZynqMPState;
70 
71 #define XLNX_ZYNQMP_H
72 #endif
73