root / hw / arm / kzm.c @ f487b677
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1 | 0325559d | Peter Chubb | /*
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2 | 0325559d | Peter Chubb | * KZM Board System emulation.
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3 | 0325559d | Peter Chubb | *
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4 | 0325559d | Peter Chubb | * Copyright (c) 2008 OKL and 2011 NICTA
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5 | 0325559d | Peter Chubb | * Written by Hans at OK-Labs
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6 | 0325559d | Peter Chubb | * Updated by Peter Chubb.
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7 | 0325559d | Peter Chubb | *
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8 | aade7b91 | Stefan Weil | * This code is licensed under the GPL, version 2 or later.
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9 | 0325559d | Peter Chubb | * See the file `COPYING' in the top level directory.
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10 | 0325559d | Peter Chubb | *
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11 | 0325559d | Peter Chubb | * It (partially) emulates a Kyoto Microcomputer
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12 | 0325559d | Peter Chubb | * KZM-ARM11-01 evaluation board, with a Freescale
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13 | 0325559d | Peter Chubb | * i.MX31 SoC
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14 | 0325559d | Peter Chubb | */
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15 | 0325559d | Peter Chubb | |
16 | 83c9f4ca | Paolo Bonzini | #include "hw/sysbus.h" |
17 | 022c62cb | Paolo Bonzini | #include "exec/address-spaces.h" |
18 | 83c9f4ca | Paolo Bonzini | #include "hw/hw.h" |
19 | bd2be150 | Peter Maydell | #include "hw/arm/arm.h" |
20 | bd2be150 | Peter Maydell | #include "hw/devices.h" |
21 | 1422e32d | Paolo Bonzini | #include "net/net.h" |
22 | 9c17d615 | Paolo Bonzini | #include "sysemu/sysemu.h" |
23 | 83c9f4ca | Paolo Bonzini | #include "hw/boards.h" |
24 | 0d09e41a | Paolo Bonzini | #include "hw/char/serial.h" |
25 | 0d09e41a | Paolo Bonzini | #include "hw/arm/imx.h" |
26 | 0325559d | Peter Chubb | |
27 | 0325559d | Peter Chubb | /* Memory map for Kzm Emulation Baseboard:
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28 | 0325559d | Peter Chubb | * 0x00000000-0x00003fff 16k secure ROM IGNORED
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29 | 0325559d | Peter Chubb | * 0x00004000-0x00407fff Reserved IGNORED
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30 | 0325559d | Peter Chubb | * 0x00404000-0x00407fff ROM IGNORED
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31 | 0325559d | Peter Chubb | * 0x00408000-0x0fffffff Reserved IGNORED
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32 | 0325559d | Peter Chubb | * 0x10000000-0x1fffbfff RAM aliasing IGNORED
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33 | 0325559d | Peter Chubb | * 0x1fffc000-0x1fffffff RAM EMULATED
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34 | 0325559d | Peter Chubb | * 0x20000000-0x2fffffff Reserved IGNORED
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35 | 0325559d | Peter Chubb | * 0x30000000-0x7fffffff I.MX31 Internal Register Space
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36 | 0325559d | Peter Chubb | * 0x43f00000 IO_AREA0
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37 | 0325559d | Peter Chubb | * 0x43f90000 UART1 EMULATED
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38 | 0325559d | Peter Chubb | * 0x43f94000 UART2 EMULATED
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39 | 0325559d | Peter Chubb | * 0x68000000 AVIC EMULATED
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40 | 0325559d | Peter Chubb | * 0x53f80000 CCM EMULATED
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41 | 0325559d | Peter Chubb | * 0x53f94000 PIT 1 EMULATED
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42 | 0325559d | Peter Chubb | * 0x53f98000 PIT 2 EMULATED
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43 | 0325559d | Peter Chubb | * 0x53f90000 GPT EMULATED
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44 | 0325559d | Peter Chubb | * 0x80000000-0x87ffffff RAM EMULATED
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45 | 0325559d | Peter Chubb | * 0x88000000-0x8fffffff RAM Aliasing EMULATED
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46 | 0325559d | Peter Chubb | * 0xa0000000-0xafffffff NAND Flash IGNORED
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47 | 0325559d | Peter Chubb | * 0xb0000000-0xb3ffffff Unavailable IGNORED
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48 | 0325559d | Peter Chubb | * 0xb4000000-0xb4000fff 8-bit free space IGNORED
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49 | 0325559d | Peter Chubb | * 0xb4001000-0xb400100f Board control IGNORED
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50 | 0325559d | Peter Chubb | * 0xb4001003 DIP switch
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51 | 0325559d | Peter Chubb | * 0xb4001010-0xb400101f 7-segment LED IGNORED
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52 | 0325559d | Peter Chubb | * 0xb4001020-0xb400102f LED IGNORED
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53 | 0325559d | Peter Chubb | * 0xb4001030-0xb400103f LED IGNORED
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54 | 0325559d | Peter Chubb | * 0xb4001040-0xb400104f FPGA, UART EMULATED
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55 | 0325559d | Peter Chubb | * 0xb4001050-0xb400105f FPGA, UART EMULATED
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56 | 0325559d | Peter Chubb | * 0xb4001060-0xb40fffff FPGA IGNORED
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57 | 0325559d | Peter Chubb | * 0xb6000000-0xb61fffff LAN controller EMULATED
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58 | 0325559d | Peter Chubb | * 0xb6200000-0xb62fffff FPGA NAND Controller IGNORED
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59 | 0325559d | Peter Chubb | * 0xb6300000-0xb7ffffff Free IGNORED
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60 | 0325559d | Peter Chubb | * 0xb8000000-0xb8004fff Memory control registers IGNORED
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61 | 0325559d | Peter Chubb | * 0xc0000000-0xc3ffffff PCMCIA/CF IGNORED
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62 | 0325559d | Peter Chubb | * 0xc4000000-0xffffffff Reserved IGNORED
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63 | 0325559d | Peter Chubb | */
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64 | 0325559d | Peter Chubb | |
65 | 0325559d | Peter Chubb | #define KZM_RAMADDRESS (0x80000000) |
66 | 0325559d | Peter Chubb | #define KZM_FPGA (0xb4001040) |
67 | 0325559d | Peter Chubb | |
68 | 0325559d | Peter Chubb | static struct arm_boot_info kzm_binfo = { |
69 | 0325559d | Peter Chubb | .loader_start = KZM_RAMADDRESS, |
70 | 0325559d | Peter Chubb | .board_id = 1722,
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71 | 0325559d | Peter Chubb | }; |
72 | 0325559d | Peter Chubb | |
73 | 5f072e1f | Eduardo Habkost | static void kzm_init(QEMUMachineInitArgs *args) |
74 | 0325559d | Peter Chubb | { |
75 | 5f072e1f | Eduardo Habkost | ram_addr_t ram_size = args->ram_size; |
76 | 5f072e1f | Eduardo Habkost | const char *cpu_model = args->cpu_model; |
77 | 5f072e1f | Eduardo Habkost | const char *kernel_filename = args->kernel_filename; |
78 | 5f072e1f | Eduardo Habkost | const char *kernel_cmdline = args->kernel_cmdline; |
79 | 5f072e1f | Eduardo Habkost | const char *initrd_filename = args->initrd_filename; |
80 | 0325559d | Peter Chubb | ARMCPU *cpu; |
81 | 0325559d | Peter Chubb | MemoryRegion *address_space_mem = get_system_memory(); |
82 | 0325559d | Peter Chubb | MemoryRegion *ram = g_new(MemoryRegion, 1);
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83 | 0325559d | Peter Chubb | MemoryRegion *sram = g_new(MemoryRegion, 1);
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84 | 0325559d | Peter Chubb | MemoryRegion *ram_alias = g_new(MemoryRegion, 1);
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85 | 0325559d | Peter Chubb | qemu_irq *cpu_pic; |
86 | 0325559d | Peter Chubb | DeviceState *dev; |
87 | 0325559d | Peter Chubb | DeviceState *ccm; |
88 | 0325559d | Peter Chubb | |
89 | 0325559d | Peter Chubb | if (!cpu_model) {
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90 | 0325559d | Peter Chubb | cpu_model = "arm1136";
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91 | 0325559d | Peter Chubb | } |
92 | 0325559d | Peter Chubb | |
93 | 0325559d | Peter Chubb | cpu = cpu_arm_init(cpu_model); |
94 | 0325559d | Peter Chubb | if (!cpu) {
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95 | 0325559d | Peter Chubb | fprintf(stderr, "Unable to find CPU definition\n");
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96 | 0325559d | Peter Chubb | exit(1);
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97 | 0325559d | Peter Chubb | } |
98 | 0325559d | Peter Chubb | |
99 | 0325559d | Peter Chubb | /* On a real system, the first 16k is a `secure boot rom' */
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100 | 0325559d | Peter Chubb | |
101 | 0325559d | Peter Chubb | memory_region_init_ram(ram, "kzm.ram", ram_size);
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102 | 0325559d | Peter Chubb | vmstate_register_ram_global(ram); |
103 | 0325559d | Peter Chubb | memory_region_add_subregion(address_space_mem, KZM_RAMADDRESS, ram); |
104 | 0325559d | Peter Chubb | |
105 | 0325559d | Peter Chubb | memory_region_init_alias(ram_alias, "ram.alias", ram, 0, ram_size); |
106 | 0325559d | Peter Chubb | memory_region_add_subregion(address_space_mem, 0x88000000, ram_alias);
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107 | 0325559d | Peter Chubb | |
108 | 0325559d | Peter Chubb | memory_region_init_ram(sram, "kzm.sram", 0x4000); |
109 | 0325559d | Peter Chubb | memory_region_add_subregion(address_space_mem, 0x1FFFC000, sram);
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110 | 0325559d | Peter Chubb | |
111 | 0325559d | Peter Chubb | cpu_pic = arm_pic_init_cpu(cpu); |
112 | 0325559d | Peter Chubb | dev = sysbus_create_varargs("imx_avic", 0x68000000, |
113 | 0325559d | Peter Chubb | cpu_pic[ARM_PIC_CPU_IRQ], |
114 | 0325559d | Peter Chubb | cpu_pic[ARM_PIC_CPU_FIQ], NULL);
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115 | 0325559d | Peter Chubb | |
116 | 0325559d | Peter Chubb | |
117 | 0325559d | Peter Chubb | imx_serial_create(0, 0x43f90000, qdev_get_gpio_in(dev, 45)); |
118 | 0325559d | Peter Chubb | imx_serial_create(1, 0x43f94000, qdev_get_gpio_in(dev, 32)); |
119 | 0325559d | Peter Chubb | |
120 | 0325559d | Peter Chubb | ccm = sysbus_create_simple("imx_ccm", 0x53f80000, NULL); |
121 | 0325559d | Peter Chubb | |
122 | 0325559d | Peter Chubb | imx_timerp_create(0x53f94000, qdev_get_gpio_in(dev, 28), ccm); |
123 | 0325559d | Peter Chubb | imx_timerp_create(0x53f98000, qdev_get_gpio_in(dev, 27), ccm); |
124 | 0325559d | Peter Chubb | imx_timerg_create(0x53f90000, qdev_get_gpio_in(dev, 29), ccm); |
125 | 0325559d | Peter Chubb | |
126 | a005d073 | Stefan Hajnoczi | if (nd_table[0].used) { |
127 | 0325559d | Peter Chubb | lan9118_init(&nd_table[0], 0xb6000000, qdev_get_gpio_in(dev, 52)); |
128 | 0325559d | Peter Chubb | } |
129 | 0325559d | Peter Chubb | |
130 | 0325559d | Peter Chubb | if (serial_hds[2]) { /* touchscreen */ |
131 | 0325559d | Peter Chubb | serial_mm_init(address_space_mem, KZM_FPGA+0x10, 0, |
132 | 0325559d | Peter Chubb | qdev_get_gpio_in(dev, 52),
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133 | 0325559d | Peter Chubb | 14745600, serial_hds[2], |
134 | 0325559d | Peter Chubb | DEVICE_NATIVE_ENDIAN); |
135 | 0325559d | Peter Chubb | } |
136 | 0325559d | Peter Chubb | |
137 | 0325559d | Peter Chubb | kzm_binfo.ram_size = ram_size; |
138 | 0325559d | Peter Chubb | kzm_binfo.kernel_filename = kernel_filename; |
139 | 0325559d | Peter Chubb | kzm_binfo.kernel_cmdline = kernel_cmdline; |
140 | 0325559d | Peter Chubb | kzm_binfo.initrd_filename = initrd_filename; |
141 | 0325559d | Peter Chubb | kzm_binfo.nb_cpus = 1;
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142 | 0325559d | Peter Chubb | arm_load_kernel(cpu, &kzm_binfo); |
143 | 0325559d | Peter Chubb | } |
144 | 0325559d | Peter Chubb | |
145 | 0325559d | Peter Chubb | static QEMUMachine kzm_machine = {
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146 | 0325559d | Peter Chubb | .name = "kzm",
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147 | 0325559d | Peter Chubb | .desc = "ARM KZM Emulation Baseboard (ARM1136)",
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148 | 0325559d | Peter Chubb | .init = kzm_init, |
149 | e4ada29e | Avik Sil | DEFAULT_MACHINE_OPTIONS, |
150 | 0325559d | Peter Chubb | }; |
151 | 0325559d | Peter Chubb | |
152 | 0325559d | Peter Chubb | static void kzm_machine_init(void) |
153 | 0325559d | Peter Chubb | { |
154 | 0325559d | Peter Chubb | qemu_register_machine(&kzm_machine); |
155 | 0325559d | Peter Chubb | } |
156 | 0325559d | Peter Chubb | |
157 | 0325559d | Peter Chubb | machine_init(kzm_machine_init) |