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16#include "qemu/osdep.h"
17#include "qapi/error.h"
18#include "qemu-common.h"
19#include "cpu.h"
20#include "hw/arm/fsl-imx31.h"
21#include "hw/boards.h"
22#include "qemu/error-report.h"
23#include "exec/address-spaces.h"
24#include "net/net.h"
25#include "hw/devices.h"
26#include "hw/char/serial.h"
27#include "sysemu/qtest.h"
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52typedef struct IMX31KZM {
53 FslIMX31State soc;
54 MemoryRegion ram;
55 MemoryRegion ram_alias;
56} IMX31KZM;
57
58#define KZM_RAM_ADDR (FSL_IMX31_SDRAM0_ADDR)
59#define KZM_FPGA_ADDR (FSL_IMX31_CS4_ADDR + 0x1040)
60#define KZM_LAN9118_ADDR (FSL_IMX31_CS5_ADDR)
61
62static struct arm_boot_info kzm_binfo = {
63 .loader_start = KZM_RAM_ADDR,
64 .board_id = 1722,
65};
66
67static void kzm_init(MachineState *machine)
68{
69 IMX31KZM *s = g_new0(IMX31KZM, 1);
70 unsigned int ram_size;
71 unsigned int alias_offset;
72 unsigned int i;
73
74 object_initialize(&s->soc, sizeof(s->soc), TYPE_FSL_IMX31);
75 object_property_add_child(OBJECT(machine), "soc", OBJECT(&s->soc),
76 &error_abort);
77
78 object_property_set_bool(OBJECT(&s->soc), true, "realized", &error_fatal);
79
80
81 if (machine->ram_size > (FSL_IMX31_SDRAM0_SIZE + FSL_IMX31_SDRAM1_SIZE)) {
82 error_report("WARNING: RAM size " RAM_ADDR_FMT " above max supported, "
83 "reduced to %x", machine->ram_size,
84 FSL_IMX31_SDRAM0_SIZE + FSL_IMX31_SDRAM1_SIZE);
85 machine->ram_size = FSL_IMX31_SDRAM0_SIZE + FSL_IMX31_SDRAM1_SIZE;
86 }
87
88 memory_region_allocate_system_memory(&s->ram, NULL, "kzm.ram",
89 machine->ram_size);
90 memory_region_add_subregion(get_system_memory(), FSL_IMX31_SDRAM0_ADDR,
91 &s->ram);
92
93
94 for (i = 0, ram_size = machine->ram_size, alias_offset = 0;
95 (i < 2) && ram_size; i++) {
96 unsigned int size;
97 static const struct {
98 hwaddr addr;
99 unsigned int size;
100 } ram[2] = {
101 { FSL_IMX31_SDRAM0_ADDR, FSL_IMX31_SDRAM0_SIZE },
102 { FSL_IMX31_SDRAM1_ADDR, FSL_IMX31_SDRAM1_SIZE },
103 };
104
105 size = MIN(ram_size, ram[i].size);
106
107 ram_size -= size;
108
109 if (size < ram[i].size) {
110 memory_region_init_alias(&s->ram_alias, NULL, "ram.alias",
111 &s->ram, alias_offset, ram[i].size - size);
112 memory_region_add_subregion(get_system_memory(),
113 ram[i].addr + size, &s->ram_alias);
114 }
115
116 alias_offset += ram[i].size;
117 }
118
119 if (nd_table[0].used) {
120 lan9118_init(&nd_table[0], KZM_LAN9118_ADDR,
121 qdev_get_gpio_in(DEVICE(&s->soc.avic), 52));
122 }
123
124 if (serial_hds[2]) {
125 serial_mm_init(get_system_memory(), KZM_FPGA_ADDR+0x10, 0,
126 qdev_get_gpio_in(DEVICE(&s->soc.avic), 52),
127 14745600, serial_hds[2], DEVICE_NATIVE_ENDIAN);
128 }
129
130 kzm_binfo.ram_size = machine->ram_size;
131 kzm_binfo.kernel_filename = machine->kernel_filename;
132 kzm_binfo.kernel_cmdline = machine->kernel_cmdline;
133 kzm_binfo.initrd_filename = machine->initrd_filename;
134 kzm_binfo.nb_cpus = 1;
135
136 if (!qtest_enabled()) {
137 arm_load_kernel(&s->soc.cpu, &kzm_binfo);
138 }
139}
140
141static void kzm_machine_init(MachineClass *mc)
142{
143 mc->desc = "ARM KZM Emulation Baseboard (ARM1136)";
144 mc->init = kzm_init;
145}
146
147DEFINE_MACHINE("kzm", kzm_machine_init)
148