root / hw / s390-virtio.c @ 0b7ade1d
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1 | 8cb310e1 | Alexander Graf | /*
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2 | 8cb310e1 | Alexander Graf | * QEMU S390 virtio target
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3 | 8cb310e1 | Alexander Graf | *
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4 | 8cb310e1 | Alexander Graf | * Copyright (c) 2009 Alexander Graf <agraf@suse.de>
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5 | 8cb310e1 | Alexander Graf | *
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6 | 8cb310e1 | Alexander Graf | * This library is free software; you can redistribute it and/or
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7 | 8cb310e1 | Alexander Graf | * modify it under the terms of the GNU Lesser General Public
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8 | 8cb310e1 | Alexander Graf | * License as published by the Free Software Foundation; either
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9 | 8cb310e1 | Alexander Graf | * version 2 of the License, or (at your option) any later version.
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10 | 8cb310e1 | Alexander Graf | *
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11 | 8cb310e1 | Alexander Graf | * This library is distributed in the hope that it will be useful,
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12 | 8cb310e1 | Alexander Graf | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 8cb310e1 | Alexander Graf | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | 8cb310e1 | Alexander Graf | * Lesser General Public License for more details.
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15 | 8cb310e1 | Alexander Graf | *
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16 | 8cb310e1 | Alexander Graf | * You should have received a copy of the GNU Lesser General Public
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17 | 8cb310e1 | Alexander Graf | * License along with this library; if not, see <http://www.gnu.org/licenses/>.
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18 | 8cb310e1 | Alexander Graf | */
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19 | 8cb310e1 | Alexander Graf | |
20 | 8cb310e1 | Alexander Graf | #include "hw.h" |
21 | 8cb310e1 | Alexander Graf | #include "block.h" |
22 | 6c33286a | Alexander Graf | #include "blockdev.h" |
23 | 8cb310e1 | Alexander Graf | #include "sysemu.h" |
24 | 8cb310e1 | Alexander Graf | #include "net.h" |
25 | 8cb310e1 | Alexander Graf | #include "boards.h" |
26 | 8cb310e1 | Alexander Graf | #include "monitor.h" |
27 | 8cb310e1 | Alexander Graf | #include "loader.h" |
28 | 8cb310e1 | Alexander Graf | #include "elf.h" |
29 | 8cb310e1 | Alexander Graf | #include "hw/virtio.h" |
30 | 8cb310e1 | Alexander Graf | #include "hw/sysbus.h" |
31 | 8cb310e1 | Alexander Graf | #include "kvm.h" |
32 | ca3dbc27 | Avi Kivity | #include "exec-memory.h" |
33 | 8cb310e1 | Alexander Graf | |
34 | 8cb310e1 | Alexander Graf | #include "hw/s390-virtio-bus.h" |
35 | 8cb310e1 | Alexander Graf | |
36 | 8cb310e1 | Alexander Graf | //#define DEBUG_S390
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37 | 8cb310e1 | Alexander Graf | |
38 | 8cb310e1 | Alexander Graf | #ifdef DEBUG_S390
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39 | 8cb310e1 | Alexander Graf | #define dprintf(fmt, ...) \
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40 | 8cb310e1 | Alexander Graf | do { fprintf(stderr, fmt, ## __VA_ARGS__); } while (0) |
41 | 8cb310e1 | Alexander Graf | #else
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42 | 8cb310e1 | Alexander Graf | #define dprintf(fmt, ...) \
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43 | 8cb310e1 | Alexander Graf | do { } while (0) |
44 | 8cb310e1 | Alexander Graf | #endif
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45 | 8cb310e1 | Alexander Graf | |
46 | 8cb310e1 | Alexander Graf | #define KVM_S390_VIRTIO_NOTIFY 0 |
47 | 8cb310e1 | Alexander Graf | #define KVM_S390_VIRTIO_RESET 1 |
48 | 8cb310e1 | Alexander Graf | #define KVM_S390_VIRTIO_SET_STATUS 2 |
49 | 8cb310e1 | Alexander Graf | |
50 | 8cb310e1 | Alexander Graf | #define KERN_IMAGE_START 0x010000UL |
51 | 8cb310e1 | Alexander Graf | #define KERN_PARM_AREA 0x010480UL |
52 | 8cb310e1 | Alexander Graf | #define INITRD_START 0x800000UL |
53 | 8cb310e1 | Alexander Graf | #define INITRD_PARM_START 0x010408UL |
54 | 8cb310e1 | Alexander Graf | #define INITRD_PARM_SIZE 0x010410UL |
55 | 8cb310e1 | Alexander Graf | #define PARMFILE_START 0x001000UL |
56 | 8cb310e1 | Alexander Graf | |
57 | fe270d04 | Alexander Graf | #define ZIPL_START 0x009000UL |
58 | fe270d04 | Alexander Graf | #define ZIPL_LOAD_ADDR 0x009000UL |
59 | fe270d04 | Alexander Graf | #define ZIPL_FILENAME "s390-zipl.rom" |
60 | fe270d04 | Alexander Graf | |
61 | 8cb310e1 | Alexander Graf | #define MAX_BLK_DEVS 10 |
62 | 8cb310e1 | Alexander Graf | |
63 | 8cb310e1 | Alexander Graf | static VirtIOS390Bus *s390_bus;
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64 | 0e4213a7 | Andreas Färber | static CPUS390XState **ipi_states;
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65 | 8cb310e1 | Alexander Graf | |
66 | 0e4213a7 | Andreas Färber | CPUS390XState *s390_cpu_addr2state(uint16_t cpu_addr) |
67 | 8cb310e1 | Alexander Graf | { |
68 | 8cb310e1 | Alexander Graf | if (cpu_addr >= smp_cpus) {
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69 | 8cb310e1 | Alexander Graf | return NULL; |
70 | 8cb310e1 | Alexander Graf | } |
71 | 8cb310e1 | Alexander Graf | |
72 | 8cb310e1 | Alexander Graf | return ipi_states[cpu_addr];
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73 | 8cb310e1 | Alexander Graf | } |
74 | 8cb310e1 | Alexander Graf | |
75 | 0e4213a7 | Andreas Färber | int s390_virtio_hypercall(CPUS390XState *env, uint64_t mem, uint64_t hypercall)
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76 | 8cb310e1 | Alexander Graf | { |
77 | 8cb310e1 | Alexander Graf | int r = 0, i; |
78 | 8cb310e1 | Alexander Graf | |
79 | 8d5192ee | Alexander Graf | dprintf("KVM hypercall: %ld\n", hypercall);
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80 | 8d5192ee | Alexander Graf | switch (hypercall) {
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81 | 8cb310e1 | Alexander Graf | case KVM_S390_VIRTIO_NOTIFY:
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82 | 8cb310e1 | Alexander Graf | if (mem > ram_size) {
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83 | 8cb310e1 | Alexander Graf | VirtIOS390Device *dev = s390_virtio_bus_find_vring(s390_bus, |
84 | 8cb310e1 | Alexander Graf | mem, &i); |
85 | 8cb310e1 | Alexander Graf | if (dev) {
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86 | 8cb310e1 | Alexander Graf | virtio_queue_notify(dev->vdev, i); |
87 | 8cb310e1 | Alexander Graf | } else {
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88 | 8cb310e1 | Alexander Graf | r = -EINVAL; |
89 | 8cb310e1 | Alexander Graf | } |
90 | 8cb310e1 | Alexander Graf | } else {
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91 | 8cb310e1 | Alexander Graf | /* Early printk */
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92 | 8cb310e1 | Alexander Graf | } |
93 | 8cb310e1 | Alexander Graf | break;
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94 | 8cb310e1 | Alexander Graf | case KVM_S390_VIRTIO_RESET:
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95 | 8cb310e1 | Alexander Graf | { |
96 | baf0b55a | Alexander Graf | VirtIOS390Device *dev; |
97 | baf0b55a | Alexander Graf | |
98 | baf0b55a | Alexander Graf | dev = s390_virtio_bus_find_mem(s390_bus, mem); |
99 | baf0b55a | Alexander Graf | virtio_reset(dev->vdev); |
100 | e9d86b76 | Christian Borntraeger | stb_phys(dev->dev_offs + VIRTIO_DEV_OFFS_STATUS, 0);
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101 | baf0b55a | Alexander Graf | s390_virtio_device_sync(dev); |
102 | 8cb310e1 | Alexander Graf | break;
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103 | 8cb310e1 | Alexander Graf | } |
104 | 8cb310e1 | Alexander Graf | case KVM_S390_VIRTIO_SET_STATUS:
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105 | 8cb310e1 | Alexander Graf | { |
106 | 8cb310e1 | Alexander Graf | VirtIOS390Device *dev; |
107 | 8cb310e1 | Alexander Graf | |
108 | 8cb310e1 | Alexander Graf | dev = s390_virtio_bus_find_mem(s390_bus, mem); |
109 | 8cb310e1 | Alexander Graf | if (dev) {
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110 | 8cb310e1 | Alexander Graf | s390_virtio_device_update_status(dev); |
111 | 8cb310e1 | Alexander Graf | } else {
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112 | 8cb310e1 | Alexander Graf | r = -EINVAL; |
113 | 8cb310e1 | Alexander Graf | } |
114 | 8cb310e1 | Alexander Graf | break;
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115 | 8cb310e1 | Alexander Graf | } |
116 | 8cb310e1 | Alexander Graf | default:
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117 | 8cb310e1 | Alexander Graf | r = -EINVAL; |
118 | 8cb310e1 | Alexander Graf | break;
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119 | 8cb310e1 | Alexander Graf | } |
120 | 8cb310e1 | Alexander Graf | |
121 | 8d5192ee | Alexander Graf | return r;
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122 | 8cb310e1 | Alexander Graf | } |
123 | 8cb310e1 | Alexander Graf | |
124 | 854e42f3 | Christian Borntraeger | /*
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125 | 854e42f3 | Christian Borntraeger | * The number of running CPUs. On s390 a shutdown is the state of all CPUs
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126 | 854e42f3 | Christian Borntraeger | * being either stopped or disabled (for interrupts) waiting. We have to
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127 | 854e42f3 | Christian Borntraeger | * track this number to call the shutdown sequence accordingly. This
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128 | 854e42f3 | Christian Borntraeger | * number is modified either on startup or while holding the big qemu lock.
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129 | 854e42f3 | Christian Borntraeger | */
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130 | 854e42f3 | Christian Borntraeger | static unsigned s390_running_cpus; |
131 | 854e42f3 | Christian Borntraeger | |
132 | 0e4213a7 | Andreas Färber | void s390_add_running_cpu(CPUS390XState *env)
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133 | 854e42f3 | Christian Borntraeger | { |
134 | 854e42f3 | Christian Borntraeger | if (env->halted) {
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135 | 854e42f3 | Christian Borntraeger | s390_running_cpus++; |
136 | 854e42f3 | Christian Borntraeger | env->halted = 0;
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137 | 854e42f3 | Christian Borntraeger | env->exception_index = -1;
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138 | 854e42f3 | Christian Borntraeger | } |
139 | 854e42f3 | Christian Borntraeger | } |
140 | 854e42f3 | Christian Borntraeger | |
141 | 0e4213a7 | Andreas Färber | unsigned s390_del_running_cpu(CPUS390XState *env)
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142 | 854e42f3 | Christian Borntraeger | { |
143 | 854e42f3 | Christian Borntraeger | if (env->halted == 0) { |
144 | 854e42f3 | Christian Borntraeger | assert(s390_running_cpus >= 1);
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145 | 854e42f3 | Christian Borntraeger | s390_running_cpus--; |
146 | 854e42f3 | Christian Borntraeger | env->halted = 1;
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147 | 854e42f3 | Christian Borntraeger | env->exception_index = EXCP_HLT; |
148 | 854e42f3 | Christian Borntraeger | } |
149 | 854e42f3 | Christian Borntraeger | return s390_running_cpus;
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150 | 854e42f3 | Christian Borntraeger | } |
151 | 854e42f3 | Christian Borntraeger | |
152 | 8cb310e1 | Alexander Graf | /* PC hardware initialisation */
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153 | 22486aa0 | Christian Borntraeger | static void s390_init(ram_addr_t my_ram_size, |
154 | 8cb310e1 | Alexander Graf | const char *boot_device, |
155 | 8cb310e1 | Alexander Graf | const char *kernel_filename, |
156 | 8cb310e1 | Alexander Graf | const char *kernel_cmdline, |
157 | 8cb310e1 | Alexander Graf | const char *initrd_filename, |
158 | 8cb310e1 | Alexander Graf | const char *cpu_model) |
159 | 8cb310e1 | Alexander Graf | { |
160 | 0e4213a7 | Andreas Färber | CPUS390XState *env = NULL;
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161 | ca3dbc27 | Avi Kivity | MemoryRegion *sysmem = get_system_memory(); |
162 | ca3dbc27 | Avi Kivity | MemoryRegion *ram = g_new(MemoryRegion, 1);
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163 | 8cb310e1 | Alexander Graf | ram_addr_t kernel_size = 0;
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164 | 8cb310e1 | Alexander Graf | ram_addr_t initrd_offset; |
165 | 8cb310e1 | Alexander Graf | ram_addr_t initrd_size = 0;
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166 | 22486aa0 | Christian Borntraeger | int shift = 0; |
167 | 8d5192ee | Alexander Graf | uint8_t *storage_keys; |
168 | 326384d5 | Alexander Graf | void *virtio_region;
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169 | 326384d5 | Alexander Graf | target_phys_addr_t virtio_region_len; |
170 | 326384d5 | Alexander Graf | target_phys_addr_t virtio_region_start; |
171 | 8cb310e1 | Alexander Graf | int i;
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172 | 8cb310e1 | Alexander Graf | |
173 | 22486aa0 | Christian Borntraeger | /* s390x ram size detection needs a 16bit multiplier + an increment. So
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174 | 22486aa0 | Christian Borntraeger | guests > 64GB can be specified in 2MB steps etc. */
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175 | 22486aa0 | Christian Borntraeger | while ((my_ram_size >> (20 + shift)) > 65535) { |
176 | 22486aa0 | Christian Borntraeger | shift++; |
177 | 22486aa0 | Christian Borntraeger | } |
178 | 22486aa0 | Christian Borntraeger | my_ram_size = my_ram_size >> (20 + shift) << (20 + shift); |
179 | 22486aa0 | Christian Borntraeger | |
180 | 22486aa0 | Christian Borntraeger | /* lets propagate the changed ram size into the global variable. */
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181 | 22486aa0 | Christian Borntraeger | ram_size = my_ram_size; |
182 | e249651c | Alexander Graf | |
183 | 8cb310e1 | Alexander Graf | /* get a BUS */
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184 | 22486aa0 | Christian Borntraeger | s390_bus = s390_virtio_bus_init(&my_ram_size); |
185 | 8cb310e1 | Alexander Graf | |
186 | 8cb310e1 | Alexander Graf | /* allocate RAM */
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187 | c5705a77 | Avi Kivity | memory_region_init_ram(ram, "s390.ram", my_ram_size);
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188 | c5705a77 | Avi Kivity | vmstate_register_ram_global(ram); |
189 | ca3dbc27 | Avi Kivity | memory_region_add_subregion(sysmem, 0, ram);
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190 | 8cb310e1 | Alexander Graf | |
191 | 326384d5 | Alexander Graf | /* clear virtio region */
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192 | 326384d5 | Alexander Graf | virtio_region_len = my_ram_size - ram_size; |
193 | 326384d5 | Alexander Graf | virtio_region_start = ram_size; |
194 | 326384d5 | Alexander Graf | virtio_region = cpu_physical_memory_map(virtio_region_start, |
195 | 326384d5 | Alexander Graf | &virtio_region_len, true);
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196 | 326384d5 | Alexander Graf | memset(virtio_region, 0, virtio_region_len);
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197 | 326384d5 | Alexander Graf | cpu_physical_memory_unmap(virtio_region, virtio_region_len, 1,
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198 | 326384d5 | Alexander Graf | virtio_region_len); |
199 | 326384d5 | Alexander Graf | |
200 | 8d5192ee | Alexander Graf | /* allocate storage keys */
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201 | 7267c094 | Anthony Liguori | storage_keys = g_malloc0(my_ram_size / TARGET_PAGE_SIZE); |
202 | 8d5192ee | Alexander Graf | |
203 | 8cb310e1 | Alexander Graf | /* init CPUs */
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204 | 8cb310e1 | Alexander Graf | if (cpu_model == NULL) { |
205 | 8cb310e1 | Alexander Graf | cpu_model = "host";
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206 | 8cb310e1 | Alexander Graf | } |
207 | 8cb310e1 | Alexander Graf | |
208 | 0e4213a7 | Andreas Färber | ipi_states = g_malloc(sizeof(CPUS390XState *) * smp_cpus);
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209 | 8cb310e1 | Alexander Graf | |
210 | 8cb310e1 | Alexander Graf | for (i = 0; i < smp_cpus; i++) { |
211 | 0e4213a7 | Andreas Färber | CPUS390XState *tmp_env; |
212 | 8cb310e1 | Alexander Graf | |
213 | 8cb310e1 | Alexander Graf | tmp_env = cpu_init(cpu_model); |
214 | 8cb310e1 | Alexander Graf | if (!env) {
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215 | 8cb310e1 | Alexander Graf | env = tmp_env; |
216 | 8cb310e1 | Alexander Graf | } |
217 | 8cb310e1 | Alexander Graf | ipi_states[i] = tmp_env; |
218 | 8cb310e1 | Alexander Graf | tmp_env->halted = 1;
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219 | 8cb310e1 | Alexander Graf | tmp_env->exception_index = EXCP_HLT; |
220 | 8d5192ee | Alexander Graf | tmp_env->storage_keys = storage_keys; |
221 | 8cb310e1 | Alexander Graf | } |
222 | 8cb310e1 | Alexander Graf | |
223 | 854e42f3 | Christian Borntraeger | /* One CPU has to run */
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224 | 854e42f3 | Christian Borntraeger | s390_add_running_cpu(env); |
225 | 8cb310e1 | Alexander Graf | |
226 | 8cb310e1 | Alexander Graf | if (kernel_filename) {
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227 | 8cb310e1 | Alexander Graf | |
228 | 1edb4934 | Christian Borntraeger | kernel_size = load_elf(kernel_filename, NULL, NULL, NULL, NULL, |
229 | 1edb4934 | Christian Borntraeger | NULL, 1, ELF_MACHINE, 0); |
230 | 1edb4934 | Christian Borntraeger | if (kernel_size == -1UL) { |
231 | 1edb4934 | Christian Borntraeger | kernel_size = load_image_targphys(kernel_filename, 0, ram_size);
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232 | 8cb310e1 | Alexander Graf | } |
233 | 1edb4934 | Christian Borntraeger | /*
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234 | 1edb4934 | Christian Borntraeger | * we can not rely on the ELF entry point, since up to 3.2 this
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235 | 1edb4934 | Christian Borntraeger | * value was 0x800 (the SALIPL loader) and it wont work. For
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236 | 1edb4934 | Christian Borntraeger | * all (Linux) cases 0x10000 (KERN_IMAGE_START) should be fine.
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237 | 1edb4934 | Christian Borntraeger | */
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238 | 8cb310e1 | Alexander Graf | env->psw.addr = KERN_IMAGE_START; |
239 | 0435d393 | Michael S. Tsirkin | env->psw.mask = 0x0000000180000000ULL;
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240 | fe270d04 | Alexander Graf | } else {
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241 | fe270d04 | Alexander Graf | ram_addr_t bios_size = 0;
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242 | fe270d04 | Alexander Graf | char *bios_filename;
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243 | fe270d04 | Alexander Graf | |
244 | fe270d04 | Alexander Graf | /* Load zipl bootloader */
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245 | fe270d04 | Alexander Graf | if (bios_name == NULL) { |
246 | fe270d04 | Alexander Graf | bios_name = ZIPL_FILENAME; |
247 | fe270d04 | Alexander Graf | } |
248 | fe270d04 | Alexander Graf | |
249 | fe270d04 | Alexander Graf | bios_filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, bios_name); |
250 | 1edb4934 | Christian Borntraeger | bios_size = load_image_targphys(bios_filename, ZIPL_LOAD_ADDR, 4096);
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251 | 7267c094 | Anthony Liguori | g_free(bios_filename); |
252 | fe270d04 | Alexander Graf | |
253 | fe270d04 | Alexander Graf | if ((long)bios_size < 0) { |
254 | fe270d04 | Alexander Graf | hw_error("could not load bootloader '%s'\n", bios_name);
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255 | fe270d04 | Alexander Graf | } |
256 | fe270d04 | Alexander Graf | |
257 | fe270d04 | Alexander Graf | if (bios_size > 4096) { |
258 | fe270d04 | Alexander Graf | hw_error("stage1 bootloader is > 4k\n");
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259 | fe270d04 | Alexander Graf | } |
260 | fe270d04 | Alexander Graf | |
261 | fe270d04 | Alexander Graf | env->psw.addr = ZIPL_START; |
262 | fe270d04 | Alexander Graf | env->psw.mask = 0x0000000180000000ULL;
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263 | 8cb310e1 | Alexander Graf | } |
264 | 8cb310e1 | Alexander Graf | |
265 | 8cb310e1 | Alexander Graf | if (initrd_filename) {
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266 | 8cb310e1 | Alexander Graf | initrd_offset = INITRD_START; |
267 | 8cb310e1 | Alexander Graf | while (kernel_size + 0x100000 > initrd_offset) { |
268 | 8cb310e1 | Alexander Graf | initrd_offset += 0x100000;
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269 | 8cb310e1 | Alexander Graf | } |
270 | 1edb4934 | Christian Borntraeger | initrd_size = load_image_targphys(initrd_filename, initrd_offset, |
271 | 1edb4934 | Christian Borntraeger | ram_size - initrd_offset); |
272 | 1edb4934 | Christian Borntraeger | /* we have to overwrite values in the kernel image, which are "rom" */
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273 | 1edb4934 | Christian Borntraeger | memcpy(rom_ptr(INITRD_PARM_START), &initrd_offset, 8);
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274 | 1edb4934 | Christian Borntraeger | memcpy(rom_ptr(INITRD_PARM_SIZE), &initrd_size, 8);
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275 | 8cb310e1 | Alexander Graf | } |
276 | 8cb310e1 | Alexander Graf | |
277 | 8cb310e1 | Alexander Graf | if (kernel_cmdline) {
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278 | 1edb4934 | Christian Borntraeger | /* we have to overwrite values in the kernel image, which are "rom" */
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279 | 1edb4934 | Christian Borntraeger | memcpy(rom_ptr(KERN_PARM_AREA), kernel_cmdline, |
280 | 1edb4934 | Christian Borntraeger | strlen(kernel_cmdline) + 1);
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281 | 8cb310e1 | Alexander Graf | } |
282 | 8cb310e1 | Alexander Graf | |
283 | 8cb310e1 | Alexander Graf | /* Create VirtIO network adapters */
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284 | 8cb310e1 | Alexander Graf | for(i = 0; i < nb_nics; i++) { |
285 | 8cb310e1 | Alexander Graf | NICInfo *nd = &nd_table[i]; |
286 | 8cb310e1 | Alexander Graf | DeviceState *dev; |
287 | 8cb310e1 | Alexander Graf | |
288 | 8cb310e1 | Alexander Graf | if (!nd->model) {
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289 | 7267c094 | Anthony Liguori | nd->model = g_strdup("virtio");
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290 | 8cb310e1 | Alexander Graf | } |
291 | 8cb310e1 | Alexander Graf | |
292 | 8cb310e1 | Alexander Graf | if (strcmp(nd->model, "virtio")) { |
293 | 8cb310e1 | Alexander Graf | fprintf(stderr, "S390 only supports VirtIO nics\n");
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294 | 8cb310e1 | Alexander Graf | exit(1);
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295 | 8cb310e1 | Alexander Graf | } |
296 | 8cb310e1 | Alexander Graf | |
297 | 8cb310e1 | Alexander Graf | dev = qdev_create((BusState *)s390_bus, "virtio-net-s390");
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298 | 8cb310e1 | Alexander Graf | qdev_set_nic_properties(dev, nd); |
299 | 8cb310e1 | Alexander Graf | qdev_init_nofail(dev); |
300 | 8cb310e1 | Alexander Graf | } |
301 | 8cb310e1 | Alexander Graf | |
302 | 8cb310e1 | Alexander Graf | /* Create VirtIO disk drives */
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303 | 8cb310e1 | Alexander Graf | for(i = 0; i < MAX_BLK_DEVS; i++) { |
304 | 8cb310e1 | Alexander Graf | DriveInfo *dinfo; |
305 | 8cb310e1 | Alexander Graf | DeviceState *dev; |
306 | 8cb310e1 | Alexander Graf | |
307 | 8cb310e1 | Alexander Graf | dinfo = drive_get(IF_IDE, 0, i);
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308 | 8cb310e1 | Alexander Graf | if (!dinfo) {
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309 | 8cb310e1 | Alexander Graf | continue;
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310 | 8cb310e1 | Alexander Graf | } |
311 | 8cb310e1 | Alexander Graf | |
312 | 8cb310e1 | Alexander Graf | dev = qdev_create((BusState *)s390_bus, "virtio-blk-s390");
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313 | 18846dee | Markus Armbruster | qdev_prop_set_drive_nofail(dev, "drive", dinfo->bdrv);
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314 | 8cb310e1 | Alexander Graf | qdev_init_nofail(dev); |
315 | 8cb310e1 | Alexander Graf | } |
316 | 8cb310e1 | Alexander Graf | } |
317 | 8cb310e1 | Alexander Graf | |
318 | 8cb310e1 | Alexander Graf | static QEMUMachine s390_machine = {
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319 | 8cb310e1 | Alexander Graf | .name = "s390-virtio",
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320 | 8cb310e1 | Alexander Graf | .alias = "s390",
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321 | 8cb310e1 | Alexander Graf | .desc = "VirtIO based S390 machine",
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322 | 8cb310e1 | Alexander Graf | .init = s390_init, |
323 | 986c5f78 | Gerd Hoffmann | .no_serial = 1,
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324 | 986c5f78 | Gerd Hoffmann | .no_parallel = 1,
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325 | cf708987 | Michael S. Tsirkin | .use_virtcon = 1,
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326 | 8cb310e1 | Alexander Graf | .max_cpus = 255,
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327 | 8cb310e1 | Alexander Graf | .is_default = 1,
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328 | 8cb310e1 | Alexander Graf | }; |
329 | 8cb310e1 | Alexander Graf | |
330 | 8cb310e1 | Alexander Graf | static void s390_machine_init(void) |
331 | 8cb310e1 | Alexander Graf | { |
332 | 8cb310e1 | Alexander Graf | qemu_register_machine(&s390_machine); |
333 | 8cb310e1 | Alexander Graf | } |
334 | 8cb310e1 | Alexander Graf | |
335 | 8cb310e1 | Alexander Graf | machine_init(s390_machine_init); |