root / hw / apic_common.c @ bc927e48
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1 | dae01685 | Jan Kiszka | /*
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2 | dae01685 | Jan Kiszka | * APIC support - common bits of emulated and KVM kernel model
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3 | dae01685 | Jan Kiszka | *
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4 | dae01685 | Jan Kiszka | * Copyright (c) 2004-2005 Fabrice Bellard
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5 | dae01685 | Jan Kiszka | * Copyright (c) 2011 Jan Kiszka, Siemens AG
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6 | dae01685 | Jan Kiszka | *
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7 | dae01685 | Jan Kiszka | * This library is free software; you can redistribute it and/or
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8 | dae01685 | Jan Kiszka | * modify it under the terms of the GNU Lesser General Public
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9 | dae01685 | Jan Kiszka | * License as published by the Free Software Foundation; either
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10 | dae01685 | Jan Kiszka | * version 2 of the License, or (at your option) any later version.
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11 | dae01685 | Jan Kiszka | *
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12 | dae01685 | Jan Kiszka | * This library is distributed in the hope that it will be useful,
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13 | dae01685 | Jan Kiszka | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | dae01685 | Jan Kiszka | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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15 | dae01685 | Jan Kiszka | * Lesser General Public License for more details.
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16 | dae01685 | Jan Kiszka | *
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17 | dae01685 | Jan Kiszka | * You should have received a copy of the GNU Lesser General Public
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18 | dae01685 | Jan Kiszka | * License along with this library; if not, see <http://www.gnu.org/licenses/>
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19 | dae01685 | Jan Kiszka | */
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20 | dae01685 | Jan Kiszka | #include "apic.h" |
21 | dae01685 | Jan Kiszka | #include "apic_internal.h" |
22 | dae01685 | Jan Kiszka | #include "trace.h" |
23 | e5ad936b | Jan Kiszka | #include "kvm.h" |
24 | dae01685 | Jan Kiszka | |
25 | dae01685 | Jan Kiszka | static int apic_irq_delivered; |
26 | e5ad936b | Jan Kiszka | bool apic_report_tpr_access;
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27 | dae01685 | Jan Kiszka | |
28 | dae01685 | Jan Kiszka | void cpu_set_apic_base(DeviceState *d, uint64_t val)
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29 | dae01685 | Jan Kiszka | { |
30 | dae01685 | Jan Kiszka | trace_cpu_set_apic_base(val); |
31 | dae01685 | Jan Kiszka | |
32 | 999e12bb | Anthony Liguori | if (d) {
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33 | 999e12bb | Anthony Liguori | APICCommonState *s = APIC_COMMON(d); |
34 | 999e12bb | Anthony Liguori | APICCommonClass *info = APIC_COMMON_GET_CLASS(s); |
35 | dae01685 | Jan Kiszka | info->set_base(s, val); |
36 | dae01685 | Jan Kiszka | } |
37 | dae01685 | Jan Kiszka | } |
38 | dae01685 | Jan Kiszka | |
39 | dae01685 | Jan Kiszka | uint64_t cpu_get_apic_base(DeviceState *d) |
40 | dae01685 | Jan Kiszka | { |
41 | 999e12bb | Anthony Liguori | if (d) {
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42 | 999e12bb | Anthony Liguori | APICCommonState *s = APIC_COMMON(d); |
43 | 999e12bb | Anthony Liguori | trace_cpu_get_apic_base((uint64_t)s->apicbase); |
44 | 999e12bb | Anthony Liguori | return s->apicbase;
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45 | 999e12bb | Anthony Liguori | } else {
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46 | dd673288 | Igor Mammedov | trace_cpu_get_apic_base(MSR_IA32_APICBASE_BSP); |
47 | dd673288 | Igor Mammedov | return MSR_IA32_APICBASE_BSP;
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48 | 999e12bb | Anthony Liguori | } |
49 | dae01685 | Jan Kiszka | } |
50 | dae01685 | Jan Kiszka | |
51 | dae01685 | Jan Kiszka | void cpu_set_apic_tpr(DeviceState *d, uint8_t val)
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52 | dae01685 | Jan Kiszka | { |
53 | 999e12bb | Anthony Liguori | APICCommonState *s; |
54 | 999e12bb | Anthony Liguori | APICCommonClass *info; |
55 | dae01685 | Jan Kiszka | |
56 | 999e12bb | Anthony Liguori | if (!d) {
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57 | 999e12bb | Anthony Liguori | return;
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58 | dae01685 | Jan Kiszka | } |
59 | 999e12bb | Anthony Liguori | |
60 | 999e12bb | Anthony Liguori | s = APIC_COMMON(d); |
61 | 999e12bb | Anthony Liguori | info = APIC_COMMON_GET_CLASS(s); |
62 | 999e12bb | Anthony Liguori | |
63 | 999e12bb | Anthony Liguori | info->set_tpr(s, val); |
64 | dae01685 | Jan Kiszka | } |
65 | dae01685 | Jan Kiszka | |
66 | dae01685 | Jan Kiszka | uint8_t cpu_get_apic_tpr(DeviceState *d) |
67 | dae01685 | Jan Kiszka | { |
68 | e5ad936b | Jan Kiszka | APICCommonState *s; |
69 | e5ad936b | Jan Kiszka | APICCommonClass *info; |
70 | e5ad936b | Jan Kiszka | |
71 | e5ad936b | Jan Kiszka | if (!d) {
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72 | e5ad936b | Jan Kiszka | return 0; |
73 | e5ad936b | Jan Kiszka | } |
74 | e5ad936b | Jan Kiszka | |
75 | e5ad936b | Jan Kiszka | s = APIC_COMMON(d); |
76 | e5ad936b | Jan Kiszka | info = APIC_COMMON_GET_CLASS(s); |
77 | e5ad936b | Jan Kiszka | |
78 | e5ad936b | Jan Kiszka | return info->get_tpr(s);
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79 | e5ad936b | Jan Kiszka | } |
80 | e5ad936b | Jan Kiszka | |
81 | e5ad936b | Jan Kiszka | void apic_enable_tpr_access_reporting(DeviceState *d, bool enable) |
82 | e5ad936b | Jan Kiszka | { |
83 | e5ad936b | Jan Kiszka | APICCommonState *s = DO_UPCAST(APICCommonState, busdev.qdev, d); |
84 | e5ad936b | Jan Kiszka | APICCommonClass *info = APIC_COMMON_GET_CLASS(s); |
85 | e5ad936b | Jan Kiszka | |
86 | e5ad936b | Jan Kiszka | apic_report_tpr_access = enable; |
87 | e5ad936b | Jan Kiszka | if (info->enable_tpr_reporting) {
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88 | e5ad936b | Jan Kiszka | info->enable_tpr_reporting(s, enable); |
89 | e5ad936b | Jan Kiszka | } |
90 | e5ad936b | Jan Kiszka | } |
91 | e5ad936b | Jan Kiszka | |
92 | a8170e5e | Avi Kivity | void apic_enable_vapic(DeviceState *d, hwaddr paddr)
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93 | e5ad936b | Jan Kiszka | { |
94 | dae01685 | Jan Kiszka | APICCommonState *s = DO_UPCAST(APICCommonState, busdev.qdev, d); |
95 | e5ad936b | Jan Kiszka | APICCommonClass *info = APIC_COMMON_GET_CLASS(s); |
96 | dae01685 | Jan Kiszka | |
97 | e5ad936b | Jan Kiszka | s->vapic_paddr = paddr; |
98 | e5ad936b | Jan Kiszka | info->vapic_base_update(s); |
99 | dae01685 | Jan Kiszka | } |
100 | dae01685 | Jan Kiszka | |
101 | d362e757 | Jan Kiszka | void apic_handle_tpr_access_report(DeviceState *d, target_ulong ip,
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102 | d362e757 | Jan Kiszka | TPRAccess access) |
103 | d362e757 | Jan Kiszka | { |
104 | e5ad936b | Jan Kiszka | APICCommonState *s = DO_UPCAST(APICCommonState, busdev.qdev, d); |
105 | e5ad936b | Jan Kiszka | |
106 | e5ad936b | Jan Kiszka | vapic_report_tpr_access(s->vapic, s->cpu_env, ip, access); |
107 | d362e757 | Jan Kiszka | } |
108 | d362e757 | Jan Kiszka | |
109 | dae01685 | Jan Kiszka | void apic_report_irq_delivered(int delivered) |
110 | dae01685 | Jan Kiszka | { |
111 | dae01685 | Jan Kiszka | apic_irq_delivered += delivered; |
112 | dae01685 | Jan Kiszka | |
113 | dae01685 | Jan Kiszka | trace_apic_report_irq_delivered(apic_irq_delivered); |
114 | dae01685 | Jan Kiszka | } |
115 | dae01685 | Jan Kiszka | |
116 | dae01685 | Jan Kiszka | void apic_reset_irq_delivered(void) |
117 | dae01685 | Jan Kiszka | { |
118 | dae01685 | Jan Kiszka | trace_apic_reset_irq_delivered(apic_irq_delivered); |
119 | dae01685 | Jan Kiszka | |
120 | dae01685 | Jan Kiszka | apic_irq_delivered = 0;
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121 | dae01685 | Jan Kiszka | } |
122 | dae01685 | Jan Kiszka | |
123 | dae01685 | Jan Kiszka | int apic_get_irq_delivered(void) |
124 | dae01685 | Jan Kiszka | { |
125 | dae01685 | Jan Kiszka | trace_apic_get_irq_delivered(apic_irq_delivered); |
126 | dae01685 | Jan Kiszka | |
127 | dae01685 | Jan Kiszka | return apic_irq_delivered;
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128 | dae01685 | Jan Kiszka | } |
129 | dae01685 | Jan Kiszka | |
130 | dae01685 | Jan Kiszka | void apic_deliver_nmi(DeviceState *d)
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131 | dae01685 | Jan Kiszka | { |
132 | 999e12bb | Anthony Liguori | APICCommonState *s = APIC_COMMON(d); |
133 | 999e12bb | Anthony Liguori | APICCommonClass *info = APIC_COMMON_GET_CLASS(s); |
134 | dae01685 | Jan Kiszka | |
135 | dae01685 | Jan Kiszka | info->external_nmi(s); |
136 | dae01685 | Jan Kiszka | } |
137 | dae01685 | Jan Kiszka | |
138 | 7a380ca3 | Jan Kiszka | bool apic_next_timer(APICCommonState *s, int64_t current_time)
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139 | 7a380ca3 | Jan Kiszka | { |
140 | 7a380ca3 | Jan Kiszka | int64_t d; |
141 | 7a380ca3 | Jan Kiszka | |
142 | 7a380ca3 | Jan Kiszka | /* We need to store the timer state separately to support APIC
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143 | 7a380ca3 | Jan Kiszka | * implementations that maintain a non-QEMU timer, e.g. inside the
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144 | 7a380ca3 | Jan Kiszka | * host kernel. This open-coded state allows us to migrate between
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145 | 7a380ca3 | Jan Kiszka | * both models. */
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146 | 7a380ca3 | Jan Kiszka | s->timer_expiry = -1;
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147 | 7a380ca3 | Jan Kiszka | |
148 | 7a380ca3 | Jan Kiszka | if (s->lvt[APIC_LVT_TIMER] & APIC_LVT_MASKED) {
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149 | 7a380ca3 | Jan Kiszka | return false; |
150 | 7a380ca3 | Jan Kiszka | } |
151 | 7a380ca3 | Jan Kiszka | |
152 | 7a380ca3 | Jan Kiszka | d = (current_time - s->initial_count_load_time) >> s->count_shift; |
153 | 7a380ca3 | Jan Kiszka | |
154 | 7a380ca3 | Jan Kiszka | if (s->lvt[APIC_LVT_TIMER] & APIC_LVT_TIMER_PERIODIC) {
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155 | 7a380ca3 | Jan Kiszka | if (!s->initial_count) {
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156 | 7a380ca3 | Jan Kiszka | return false; |
157 | 7a380ca3 | Jan Kiszka | } |
158 | 7a380ca3 | Jan Kiszka | d = ((d / ((uint64_t)s->initial_count + 1)) + 1) * |
159 | 7a380ca3 | Jan Kiszka | ((uint64_t)s->initial_count + 1);
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160 | 7a380ca3 | Jan Kiszka | } else {
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161 | 7a380ca3 | Jan Kiszka | if (d >= s->initial_count) {
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162 | 7a380ca3 | Jan Kiszka | return false; |
163 | 7a380ca3 | Jan Kiszka | } |
164 | 7a380ca3 | Jan Kiszka | d = (uint64_t)s->initial_count + 1;
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165 | 7a380ca3 | Jan Kiszka | } |
166 | 7a380ca3 | Jan Kiszka | s->next_time = s->initial_count_load_time + (d << s->count_shift); |
167 | 7a380ca3 | Jan Kiszka | s->timer_expiry = s->next_time; |
168 | 7a380ca3 | Jan Kiszka | return true; |
169 | 7a380ca3 | Jan Kiszka | } |
170 | 7a380ca3 | Jan Kiszka | |
171 | dae01685 | Jan Kiszka | void apic_init_reset(DeviceState *d)
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172 | dae01685 | Jan Kiszka | { |
173 | dae01685 | Jan Kiszka | APICCommonState *s = DO_UPCAST(APICCommonState, busdev.qdev, d); |
174 | dae01685 | Jan Kiszka | int i;
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175 | dae01685 | Jan Kiszka | |
176 | dae01685 | Jan Kiszka | if (!s) {
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177 | dae01685 | Jan Kiszka | return;
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178 | dae01685 | Jan Kiszka | } |
179 | dae01685 | Jan Kiszka | s->tpr = 0;
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180 | dae01685 | Jan Kiszka | s->spurious_vec = 0xff;
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181 | dae01685 | Jan Kiszka | s->log_dest = 0;
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182 | dae01685 | Jan Kiszka | s->dest_mode = 0xf;
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183 | dae01685 | Jan Kiszka | memset(s->isr, 0, sizeof(s->isr)); |
184 | dae01685 | Jan Kiszka | memset(s->tmr, 0, sizeof(s->tmr)); |
185 | dae01685 | Jan Kiszka | memset(s->irr, 0, sizeof(s->irr)); |
186 | dae01685 | Jan Kiszka | for (i = 0; i < APIC_LVT_NB; i++) { |
187 | dae01685 | Jan Kiszka | s->lvt[i] = APIC_LVT_MASKED; |
188 | dae01685 | Jan Kiszka | } |
189 | dae01685 | Jan Kiszka | s->esr = 0;
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190 | dae01685 | Jan Kiszka | memset(s->icr, 0, sizeof(s->icr)); |
191 | dae01685 | Jan Kiszka | s->divide_conf = 0;
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192 | dae01685 | Jan Kiszka | s->count_shift = 0;
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193 | dae01685 | Jan Kiszka | s->initial_count = 0;
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194 | dae01685 | Jan Kiszka | s->initial_count_load_time = 0;
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195 | dae01685 | Jan Kiszka | s->next_time = 0;
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196 | dae01685 | Jan Kiszka | s->wait_for_sipi = 1;
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197 | dae01685 | Jan Kiszka | |
198 | 7a380ca3 | Jan Kiszka | if (s->timer) {
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199 | 7a380ca3 | Jan Kiszka | qemu_del_timer(s->timer); |
200 | 7a380ca3 | Jan Kiszka | } |
201 | 7a380ca3 | Jan Kiszka | s->timer_expiry = -1;
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202 | dae01685 | Jan Kiszka | } |
203 | dae01685 | Jan Kiszka | |
204 | dd673288 | Igor Mammedov | void apic_designate_bsp(DeviceState *d)
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205 | dd673288 | Igor Mammedov | { |
206 | dd673288 | Igor Mammedov | if (d == NULL) { |
207 | dd673288 | Igor Mammedov | return;
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208 | dd673288 | Igor Mammedov | } |
209 | dd673288 | Igor Mammedov | |
210 | dd673288 | Igor Mammedov | APICCommonState *s = APIC_COMMON(d); |
211 | dd673288 | Igor Mammedov | s->apicbase |= MSR_IA32_APICBASE_BSP; |
212 | dd673288 | Igor Mammedov | } |
213 | dd673288 | Igor Mammedov | |
214 | dae01685 | Jan Kiszka | static void apic_reset_common(DeviceState *d) |
215 | dae01685 | Jan Kiszka | { |
216 | dae01685 | Jan Kiszka | APICCommonState *s = DO_UPCAST(APICCommonState, busdev.qdev, d); |
217 | e5ad936b | Jan Kiszka | APICCommonClass *info = APIC_COMMON_GET_CLASS(s); |
218 | dae01685 | Jan Kiszka | bool bsp;
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219 | dae01685 | Jan Kiszka | |
220 | dd673288 | Igor Mammedov | bsp = cpu_is_bsp(x86_env_get_cpu(s->cpu_env)); |
221 | dae01685 | Jan Kiszka | s->apicbase = 0xfee00000 |
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222 | dae01685 | Jan Kiszka | (bsp ? MSR_IA32_APICBASE_BSP : 0) | MSR_IA32_APICBASE_ENABLE;
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223 | dae01685 | Jan Kiszka | |
224 | e5ad936b | Jan Kiszka | s->vapic_paddr = 0;
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225 | e5ad936b | Jan Kiszka | info->vapic_base_update(s); |
226 | e5ad936b | Jan Kiszka | |
227 | dae01685 | Jan Kiszka | apic_init_reset(d); |
228 | dae01685 | Jan Kiszka | |
229 | dae01685 | Jan Kiszka | if (bsp) {
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230 | dae01685 | Jan Kiszka | /*
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231 | dae01685 | Jan Kiszka | * LINT0 delivery mode on CPU #0 is set to ExtInt at initialization
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232 | dae01685 | Jan Kiszka | * time typically by BIOS, so PIC interrupt can be delivered to the
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233 | dae01685 | Jan Kiszka | * processor when local APIC is enabled.
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234 | dae01685 | Jan Kiszka | */
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235 | dae01685 | Jan Kiszka | s->lvt[APIC_LVT_LINT0] = 0x700;
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236 | dae01685 | Jan Kiszka | } |
237 | dae01685 | Jan Kiszka | } |
238 | dae01685 | Jan Kiszka | |
239 | dae01685 | Jan Kiszka | /* This function is only used for old state version 1 and 2 */
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240 | dae01685 | Jan Kiszka | static int apic_load_old(QEMUFile *f, void *opaque, int version_id) |
241 | dae01685 | Jan Kiszka | { |
242 | dae01685 | Jan Kiszka | APICCommonState *s = opaque; |
243 | a4aecd28 | Jan Kiszka | APICCommonClass *info = APIC_COMMON_GET_CLASS(s); |
244 | dae01685 | Jan Kiszka | int i;
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245 | dae01685 | Jan Kiszka | |
246 | dae01685 | Jan Kiszka | if (version_id > 2) { |
247 | dae01685 | Jan Kiszka | return -EINVAL;
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248 | dae01685 | Jan Kiszka | } |
249 | dae01685 | Jan Kiszka | |
250 | dae01685 | Jan Kiszka | /* XXX: what if the base changes? (registered memory regions) */
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251 | dae01685 | Jan Kiszka | qemu_get_be32s(f, &s->apicbase); |
252 | dae01685 | Jan Kiszka | qemu_get_8s(f, &s->id); |
253 | dae01685 | Jan Kiszka | qemu_get_8s(f, &s->arb_id); |
254 | dae01685 | Jan Kiszka | qemu_get_8s(f, &s->tpr); |
255 | dae01685 | Jan Kiszka | qemu_get_be32s(f, &s->spurious_vec); |
256 | dae01685 | Jan Kiszka | qemu_get_8s(f, &s->log_dest); |
257 | dae01685 | Jan Kiszka | qemu_get_8s(f, &s->dest_mode); |
258 | dae01685 | Jan Kiszka | for (i = 0; i < 8; i++) { |
259 | dae01685 | Jan Kiszka | qemu_get_be32s(f, &s->isr[i]); |
260 | dae01685 | Jan Kiszka | qemu_get_be32s(f, &s->tmr[i]); |
261 | dae01685 | Jan Kiszka | qemu_get_be32s(f, &s->irr[i]); |
262 | dae01685 | Jan Kiszka | } |
263 | dae01685 | Jan Kiszka | for (i = 0; i < APIC_LVT_NB; i++) { |
264 | dae01685 | Jan Kiszka | qemu_get_be32s(f, &s->lvt[i]); |
265 | dae01685 | Jan Kiszka | } |
266 | dae01685 | Jan Kiszka | qemu_get_be32s(f, &s->esr); |
267 | dae01685 | Jan Kiszka | qemu_get_be32s(f, &s->icr[0]);
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268 | dae01685 | Jan Kiszka | qemu_get_be32s(f, &s->icr[1]);
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269 | dae01685 | Jan Kiszka | qemu_get_be32s(f, &s->divide_conf); |
270 | dae01685 | Jan Kiszka | s->count_shift = qemu_get_be32(f); |
271 | dae01685 | Jan Kiszka | qemu_get_be32s(f, &s->initial_count); |
272 | dae01685 | Jan Kiszka | s->initial_count_load_time = qemu_get_be64(f); |
273 | dae01685 | Jan Kiszka | s->next_time = qemu_get_be64(f); |
274 | dae01685 | Jan Kiszka | |
275 | dae01685 | Jan Kiszka | if (version_id >= 2) { |
276 | a4aecd28 | Jan Kiszka | s->timer_expiry = qemu_get_be64(f); |
277 | a4aecd28 | Jan Kiszka | } |
278 | a4aecd28 | Jan Kiszka | |
279 | a4aecd28 | Jan Kiszka | if (info->post_load) {
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280 | a4aecd28 | Jan Kiszka | info->post_load(s); |
281 | dae01685 | Jan Kiszka | } |
282 | dae01685 | Jan Kiszka | return 0; |
283 | dae01685 | Jan Kiszka | } |
284 | dae01685 | Jan Kiszka | |
285 | dae01685 | Jan Kiszka | static int apic_init_common(SysBusDevice *dev) |
286 | dae01685 | Jan Kiszka | { |
287 | 999e12bb | Anthony Liguori | APICCommonState *s = APIC_COMMON(dev); |
288 | 999e12bb | Anthony Liguori | APICCommonClass *info; |
289 | e5ad936b | Jan Kiszka | static DeviceState *vapic;
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290 | dae01685 | Jan Kiszka | static int apic_no; |
291 | dae01685 | Jan Kiszka | |
292 | dae01685 | Jan Kiszka | if (apic_no >= MAX_APICS) {
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293 | dae01685 | Jan Kiszka | return -1; |
294 | dae01685 | Jan Kiszka | } |
295 | dae01685 | Jan Kiszka | s->idx = apic_no++; |
296 | dae01685 | Jan Kiszka | |
297 | 999e12bb | Anthony Liguori | info = APIC_COMMON_GET_CLASS(s); |
298 | dae01685 | Jan Kiszka | info->init(s); |
299 | dae01685 | Jan Kiszka | |
300 | e5ad936b | Jan Kiszka | sysbus_init_mmio(dev, &s->io_memory); |
301 | e5ad936b | Jan Kiszka | |
302 | a9605e03 | Jan Kiszka | /* Note: We need at least 1M to map the VAPIC option ROM */
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303 | a9605e03 | Jan Kiszka | if (!vapic && s->vapic_control & VAPIC_ENABLE_MASK &&
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304 | a9605e03 | Jan Kiszka | ram_size >= 1024 * 1024) { |
305 | e5ad936b | Jan Kiszka | vapic = sysbus_create_simple("kvmvapic", -1, NULL); |
306 | e5ad936b | Jan Kiszka | } |
307 | e5ad936b | Jan Kiszka | s->vapic = vapic; |
308 | e5ad936b | Jan Kiszka | if (apic_report_tpr_access && info->enable_tpr_reporting) {
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309 | e5ad936b | Jan Kiszka | info->enable_tpr_reporting(s, true);
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310 | e5ad936b | Jan Kiszka | } |
311 | e5ad936b | Jan Kiszka | |
312 | dae01685 | Jan Kiszka | return 0; |
313 | dae01685 | Jan Kiszka | } |
314 | dae01685 | Jan Kiszka | |
315 | e5ad936b | Jan Kiszka | static void apic_dispatch_pre_save(void *opaque) |
316 | e5ad936b | Jan Kiszka | { |
317 | e5ad936b | Jan Kiszka | APICCommonState *s = APIC_COMMON(opaque); |
318 | e5ad936b | Jan Kiszka | APICCommonClass *info = APIC_COMMON_GET_CLASS(s); |
319 | e5ad936b | Jan Kiszka | |
320 | e5ad936b | Jan Kiszka | if (info->pre_save) {
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321 | e5ad936b | Jan Kiszka | info->pre_save(s); |
322 | e5ad936b | Jan Kiszka | } |
323 | e5ad936b | Jan Kiszka | } |
324 | e5ad936b | Jan Kiszka | |
325 | 7a380ca3 | Jan Kiszka | static int apic_dispatch_post_load(void *opaque, int version_id) |
326 | 7a380ca3 | Jan Kiszka | { |
327 | 999e12bb | Anthony Liguori | APICCommonState *s = APIC_COMMON(opaque); |
328 | 999e12bb | Anthony Liguori | APICCommonClass *info = APIC_COMMON_GET_CLASS(s); |
329 | 7a380ca3 | Jan Kiszka | |
330 | 7a380ca3 | Jan Kiszka | if (info->post_load) {
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331 | 7a380ca3 | Jan Kiszka | info->post_load(s); |
332 | 7a380ca3 | Jan Kiszka | } |
333 | 7a380ca3 | Jan Kiszka | return 0; |
334 | 7a380ca3 | Jan Kiszka | } |
335 | 7a380ca3 | Jan Kiszka | |
336 | dae01685 | Jan Kiszka | static const VMStateDescription vmstate_apic_common = { |
337 | dae01685 | Jan Kiszka | .name = "apic",
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338 | dae01685 | Jan Kiszka | .version_id = 3,
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339 | dae01685 | Jan Kiszka | .minimum_version_id = 3,
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340 | dae01685 | Jan Kiszka | .minimum_version_id_old = 1,
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341 | dae01685 | Jan Kiszka | .load_state_old = apic_load_old, |
342 | e5ad936b | Jan Kiszka | .pre_save = apic_dispatch_pre_save, |
343 | 7a380ca3 | Jan Kiszka | .post_load = apic_dispatch_post_load, |
344 | dae01685 | Jan Kiszka | .fields = (VMStateField[]) { |
345 | dae01685 | Jan Kiszka | VMSTATE_UINT32(apicbase, APICCommonState), |
346 | dae01685 | Jan Kiszka | VMSTATE_UINT8(id, APICCommonState), |
347 | dae01685 | Jan Kiszka | VMSTATE_UINT8(arb_id, APICCommonState), |
348 | dae01685 | Jan Kiszka | VMSTATE_UINT8(tpr, APICCommonState), |
349 | dae01685 | Jan Kiszka | VMSTATE_UINT32(spurious_vec, APICCommonState), |
350 | dae01685 | Jan Kiszka | VMSTATE_UINT8(log_dest, APICCommonState), |
351 | dae01685 | Jan Kiszka | VMSTATE_UINT8(dest_mode, APICCommonState), |
352 | dae01685 | Jan Kiszka | VMSTATE_UINT32_ARRAY(isr, APICCommonState, 8),
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353 | dae01685 | Jan Kiszka | VMSTATE_UINT32_ARRAY(tmr, APICCommonState, 8),
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354 | dae01685 | Jan Kiszka | VMSTATE_UINT32_ARRAY(irr, APICCommonState, 8),
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355 | dae01685 | Jan Kiszka | VMSTATE_UINT32_ARRAY(lvt, APICCommonState, APIC_LVT_NB), |
356 | dae01685 | Jan Kiszka | VMSTATE_UINT32(esr, APICCommonState), |
357 | dae01685 | Jan Kiszka | VMSTATE_UINT32_ARRAY(icr, APICCommonState, 2),
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358 | dae01685 | Jan Kiszka | VMSTATE_UINT32(divide_conf, APICCommonState), |
359 | dae01685 | Jan Kiszka | VMSTATE_INT32(count_shift, APICCommonState), |
360 | dae01685 | Jan Kiszka | VMSTATE_UINT32(initial_count, APICCommonState), |
361 | dae01685 | Jan Kiszka | VMSTATE_INT64(initial_count_load_time, APICCommonState), |
362 | dae01685 | Jan Kiszka | VMSTATE_INT64(next_time, APICCommonState), |
363 | 7a380ca3 | Jan Kiszka | VMSTATE_INT64(timer_expiry, |
364 | 7a380ca3 | Jan Kiszka | APICCommonState), /* open-coded timer state */
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365 | dae01685 | Jan Kiszka | VMSTATE_END_OF_LIST() |
366 | dae01685 | Jan Kiszka | } |
367 | dae01685 | Jan Kiszka | }; |
368 | dae01685 | Jan Kiszka | |
369 | dae01685 | Jan Kiszka | static Property apic_properties_common[] = {
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370 | dae01685 | Jan Kiszka | DEFINE_PROP_UINT8("id", APICCommonState, id, -1), |
371 | dae01685 | Jan Kiszka | DEFINE_PROP_PTR("cpu_env", APICCommonState, cpu_env),
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372 | e5ad936b | Jan Kiszka | DEFINE_PROP_BIT("vapic", APICCommonState, vapic_control, VAPIC_ENABLE_BIT,
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373 | e5ad936b | Jan Kiszka | true),
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374 | dae01685 | Jan Kiszka | DEFINE_PROP_END_OF_LIST(), |
375 | dae01685 | Jan Kiszka | }; |
376 | dae01685 | Jan Kiszka | |
377 | 999e12bb | Anthony Liguori | static void apic_common_class_init(ObjectClass *klass, void *data) |
378 | 999e12bb | Anthony Liguori | { |
379 | 999e12bb | Anthony Liguori | SysBusDeviceClass *sc = SYS_BUS_DEVICE_CLASS(klass); |
380 | 39bffca2 | Anthony Liguori | DeviceClass *dc = DEVICE_CLASS(klass); |
381 | 999e12bb | Anthony Liguori | |
382 | 39bffca2 | Anthony Liguori | dc->vmsd = &vmstate_apic_common; |
383 | 39bffca2 | Anthony Liguori | dc->reset = apic_reset_common; |
384 | 39bffca2 | Anthony Liguori | dc->no_user = 1;
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385 | 39bffca2 | Anthony Liguori | dc->props = apic_properties_common; |
386 | 999e12bb | Anthony Liguori | sc->init = apic_init_common; |
387 | 999e12bb | Anthony Liguori | } |
388 | dae01685 | Jan Kiszka | |
389 | 999e12bb | Anthony Liguori | static TypeInfo apic_common_type = {
|
390 | 999e12bb | Anthony Liguori | .name = TYPE_APIC_COMMON, |
391 | 999e12bb | Anthony Liguori | .parent = TYPE_SYS_BUS_DEVICE, |
392 | 999e12bb | Anthony Liguori | .instance_size = sizeof(APICCommonState),
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393 | 999e12bb | Anthony Liguori | .class_size = sizeof(APICCommonClass),
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394 | 999e12bb | Anthony Liguori | .class_init = apic_common_class_init, |
395 | 999e12bb | Anthony Liguori | .abstract = true,
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396 | 999e12bb | Anthony Liguori | }; |
397 | 999e12bb | Anthony Liguori | |
398 | 83f7d43a | Andreas Färber | static void register_types(void) |
399 | 999e12bb | Anthony Liguori | { |
400 | 999e12bb | Anthony Liguori | type_register_static(&apic_common_type); |
401 | 999e12bb | Anthony Liguori | } |
402 | 999e12bb | Anthony Liguori | |
403 | 83f7d43a | Andreas Färber | type_init(register_types) |