xref: /openbmc/qemu/include/hw/arm/xlnx-zynqmp.h (revision d341d9f3)
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 #include "hw/sd/sdhci.h"
28 #include "hw/ssi/xilinx_spips.h"
29 
30 #define TYPE_XLNX_ZYNQMP "xlnx,zynqmp"
31 #define XLNX_ZYNQMP(obj) OBJECT_CHECK(XlnxZynqMPState, (obj), \
32                                        TYPE_XLNX_ZYNQMP)
33 
34 #define XLNX_ZYNQMP_NUM_APU_CPUS 4
35 #define XLNX_ZYNQMP_NUM_RPU_CPUS 2
36 #define XLNX_ZYNQMP_NUM_GEMS 4
37 #define XLNX_ZYNQMP_NUM_UARTS 2
38 #define XLNX_ZYNQMP_NUM_SDHCI 2
39 #define XLNX_ZYNQMP_NUM_SPIS 2
40 
41 #define XLNX_ZYNQMP_NUM_OCM_BANKS 4
42 #define XLNX_ZYNQMP_OCM_RAM_0_ADDRESS 0xFFFC0000
43 #define XLNX_ZYNQMP_OCM_RAM_SIZE 0x10000
44 
45 #define XLNX_ZYNQMP_GIC_REGIONS 2
46 
47 /* ZynqMP maps the ARM GIC regions (GICC, GICD ...) at consecutive 64k offsets
48  * and under-decodes the 64k region. This mirrors the 4k regions to every 4k
49  * aligned address in the 64k region. To implement each GIC region needs a
50  * number of memory region aliases.
51  */
52 
53 #define XLNX_ZYNQMP_GIC_REGION_SIZE 0x1000
54 #define XLNX_ZYNQMP_GIC_ALIASES     (0x10000 / XLNX_ZYNQMP_GIC_REGION_SIZE - 1)
55 
56 #define XLNX_ZYNQMP_MAX_LOW_RAM_SIZE    0x80000000ull
57 
58 #define XLNX_ZYNQMP_MAX_HIGH_RAM_SIZE   0x800000000ull
59 #define XLNX_ZYNQMP_HIGH_RAM_START      0x800000000ull
60 
61 #define XLNX_ZYNQMP_MAX_RAM_SIZE (XLNX_ZYNQMP_MAX_LOW_RAM_SIZE + \
62                                   XLNX_ZYNQMP_MAX_HIGH_RAM_SIZE)
63 
64 typedef struct XlnxZynqMPState {
65     /*< private >*/
66     DeviceState parent_obj;
67 
68     /*< public >*/
69     ARMCPU apu_cpu[XLNX_ZYNQMP_NUM_APU_CPUS];
70     ARMCPU rpu_cpu[XLNX_ZYNQMP_NUM_RPU_CPUS];
71     GICState gic;
72     MemoryRegion gic_mr[XLNX_ZYNQMP_GIC_REGIONS][XLNX_ZYNQMP_GIC_ALIASES];
73 
74     MemoryRegion ocm_ram[XLNX_ZYNQMP_NUM_OCM_BANKS];
75 
76     MemoryRegion *ddr_ram;
77     MemoryRegion ddr_ram_low, ddr_ram_high;
78 
79     CadenceGEMState gem[XLNX_ZYNQMP_NUM_GEMS];
80     CadenceUARTState uart[XLNX_ZYNQMP_NUM_UARTS];
81     SysbusAHCIState sata;
82     SDHCIState sdhci[XLNX_ZYNQMP_NUM_SDHCI];
83     XilinxSPIPS spi[XLNX_ZYNQMP_NUM_SPIS];
84 
85     char *boot_cpu;
86     ARMCPU *boot_cpu_ptr;
87 }  XlnxZynqMPState;
88 
89 #define XLNX_ZYNQMP_H
90 #endif
91