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hw: Fix qemu_allocate_irqs() leaks
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1/*
2 * Samsung exynos4210 SoC emulation
3 *
4 * Copyright (c) 2011 Samsung Electronics Co., Ltd. All rights reserved.
5 * Maksim Kozlov <[email protected]>
6 * Evgeny Voevodin <[email protected]>
7 * Igor Mitsyanko <[email protected]>
8 *
9 * This program is free software; you can redistribute it and/or modify it
10 * under the terms of the GNU General Public License as published by the
11 * Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful, but WITHOUT
15 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
16 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 * for more details.
18 *
19 * You should have received a copy of the GNU General Public License along
20 * with this program; if not, see <http://www.gnu.org/licenses/>.
21 *
22 */
23
83c9f4ca 24#include "hw/boards.h"
9c17d615 25#include "sysemu/sysemu.h"
83c9f4ca 26#include "hw/sysbus.h"
bd2be150 27#include "hw/arm/arm.h"
83c9f4ca 28#include "hw/loader.h"
0d09e41a 29#include "hw/arm/exynos4210.h"
83c9f4ca 30#include "hw/usb/hcd-ehci.h"
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31
32#define EXYNOS4210_CHIPID_ADDR 0x10000000
33
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34/* PWM */
35#define EXYNOS4210_PWM_BASE_ADDR 0x139D0000
36
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37/* RTC */
38#define EXYNOS4210_RTC_BASE_ADDR 0x10070000
39
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40/* MCT */
41#define EXYNOS4210_MCT_BASE_ADDR 0x10050000
42
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43/* I2C */
44#define EXYNOS4210_I2C_SHIFT 0x00010000
45#define EXYNOS4210_I2C_BASE_ADDR 0x13860000
46/* Interrupt Group of External Interrupt Combiner for I2C */
47#define EXYNOS4210_I2C_INTG 27
48#define EXYNOS4210_HDMI_INTG 16
49
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50/* UART's definitions */
51#define EXYNOS4210_UART0_BASE_ADDR 0x13800000
52#define EXYNOS4210_UART1_BASE_ADDR 0x13810000
53#define EXYNOS4210_UART2_BASE_ADDR 0x13820000
54#define EXYNOS4210_UART3_BASE_ADDR 0x13830000
55#define EXYNOS4210_UART0_FIFO_SIZE 256
56#define EXYNOS4210_UART1_FIFO_SIZE 64
57#define EXYNOS4210_UART2_FIFO_SIZE 16
58#define EXYNOS4210_UART3_FIFO_SIZE 16
59/* Interrupt Group of External Interrupt Combiner for UART */
60#define EXYNOS4210_UART_INT_GRP 26
61
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62/* External GIC */
63#define EXYNOS4210_EXT_GIC_CPU_BASE_ADDR 0x10480000
64#define EXYNOS4210_EXT_GIC_DIST_BASE_ADDR 0x10490000
65
66/* Combiner */
67#define EXYNOS4210_EXT_COMBINER_BASE_ADDR 0x10440000
68#define EXYNOS4210_INT_COMBINER_BASE_ADDR 0x10448000
69
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70/* PMU SFR base address */
71#define EXYNOS4210_PMU_BASE_ADDR 0x10020000
72
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73/* Display controllers (FIMD) */
74#define EXYNOS4210_FIMD0_BASE_ADDR 0x11C00000
75
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76/* EHCI */
77#define EXYNOS4210_EHCI_BASE_ADDR 0x12580000
78
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79static uint8_t chipid_and_omr[] = { 0x11, 0x02, 0x21, 0x43,
80 0x09, 0x00, 0x00, 0x00 };
81
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82static uint64_t exynos4210_chipid_and_omr_read(void *opaque, hwaddr offset,
83 unsigned size)
84{
85 assert(offset < sizeof(chipid_and_omr));
86 return chipid_and_omr[offset];
87}
88
89static void exynos4210_chipid_and_omr_write(void *opaque, hwaddr offset,
90 uint64_t value, unsigned size)
91{
92 return;
93}
94
95static const MemoryRegionOps exynos4210_chipid_and_omr_ops = {
96 .read = exynos4210_chipid_and_omr_read,
97 .write = exynos4210_chipid_and_omr_write,
98 .endianness = DEVICE_NATIVE_ENDIAN,
99 .impl = {
100 .max_access_size = 1,
101 }
102};
103
9543b0cd 104void exynos4210_write_secondary(ARMCPU *cpu,
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105 const struct arm_boot_info *info)
106{
107 int n;
108 uint32_t smpboot[] = {
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109 0xe59f3034, /* ldr r3, External gic_cpu_if */
110 0xe59f2034, /* ldr r2, Internal gic_cpu_if */
111 0xe59f0034, /* ldr r0, startaddr */
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112 0xe3a01001, /* mov r1, #1 */
113 0xe5821000, /* str r1, [r2] */
114 0xe5831000, /* str r1, [r3] */
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115 0xe3a010ff, /* mov r1, #0xff */
116 0xe5821004, /* str r1, [r2, #4] */
117 0xe5831004, /* str r1, [r3, #4] */
118 0xf57ff04f, /* dsb */
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119 0xe320f003, /* wfi */
120 0xe5901000, /* ldr r1, [r0] */
121 0xe1110001, /* tst r1, r1 */
122 0x0afffffb, /* beq <wfi> */
123 0xe12fff11, /* bx r1 */
124 EXYNOS4210_EXT_GIC_CPU_BASE_ADDR,
125 0, /* gic_cpu_if: base address of Internal GIC CPU interface */
126 0 /* bootreg: Boot register address is held here */
127 };
128 smpboot[ARRAY_SIZE(smpboot) - 1] = info->smp_bootreg_addr;
129 smpboot[ARRAY_SIZE(smpboot) - 2] = info->gic_cpu_if_addr;
130 for (n = 0; n < ARRAY_SIZE(smpboot); n++) {
131 smpboot[n] = tswap32(smpboot[n]);
132 }
133 rom_add_blob_fixed("smpboot", smpboot, sizeof(smpboot),
134 info->smp_loader_start);
135}
136
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137Exynos4210State *exynos4210_init(MemoryRegion *system_mem,
138 unsigned long ram_size)
139{
61558e7a 140 int i, n;
0caa7113 141 Exynos4210State *s = g_new(Exynos4210State, 1);
61558e7a 142 qemu_irq gate_irq[EXYNOS4210_NCPUS][EXYNOS4210_IRQ_GATE_NINPUTS];
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143 unsigned long mem_size;
144 DeviceState *dev;
145 SysBusDevice *busdev;
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146 ObjectClass *cpu_oc;
147
148 cpu_oc = cpu_class_by_name(TYPE_ARM_CPU, "cortex-a9");
149 assert(cpu_oc);
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150
151 for (n = 0; n < EXYNOS4210_NCPUS; n++) {
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152 Object *cpuobj = object_new(object_class_get_name(cpu_oc));
153 Error *err = NULL;
154
155 s->cpu[n] = ARM_CPU(cpuobj);
156 object_property_set_int(cpuobj, EXYNOS4210_SMP_PRIVATE_BASE_ADDR,
157 "reset-cbar", &error_abort);
158 object_property_set_bool(cpuobj, true, "realized", &err);
159 if (err) {
160 error_report("%s", error_get_pretty(err));
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161 exit(1);
162 }
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163 }
164
165 /*** IRQs ***/
166
167 s->irq_table = exynos4210_init_irq(&s->irqs);
168
169 /* IRQ Gate */
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170 for (i = 0; i < EXYNOS4210_NCPUS; i++) {
171 dev = qdev_create(NULL, "exynos4210.irq_gate");
172 qdev_prop_set_uint32(dev, "n_in", EXYNOS4210_IRQ_GATE_NINPUTS);
173 qdev_init_nofail(dev);
174 /* Get IRQ Gate input in gate_irq */
175 for (n = 0; n < EXYNOS4210_IRQ_GATE_NINPUTS; n++) {
176 gate_irq[i][n] = qdev_get_gpio_in(dev, n);
177 }
1356b98d 178 busdev = SYS_BUS_DEVICE(dev);
61558e7a 179
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180 /* Connect IRQ Gate output to CPU's IRQ line */
181 sysbus_connect_irq(busdev, 0,
182 qdev_get_gpio_in(DEVICE(s->cpu[i]), ARM_CPU_IRQ));
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183 }
184
185 /* Private memory region and Internal GIC */
186 dev = qdev_create(NULL, "a9mpcore_priv");
187 qdev_prop_set_uint32(dev, "num-cpu", EXYNOS4210_NCPUS);
188 qdev_init_nofail(dev);
1356b98d 189 busdev = SYS_BUS_DEVICE(dev);
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190 sysbus_mmio_map(busdev, 0, EXYNOS4210_SMP_PRIVATE_BASE_ADDR);
191 for (n = 0; n < EXYNOS4210_NCPUS; n++) {
61558e7a 192 sysbus_connect_irq(busdev, n, gate_irq[n][0]);
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193 }
194 for (n = 0; n < EXYNOS4210_INT_GIC_NIRQ; n++) {
195 s->irqs.int_gic_irq[n] = qdev_get_gpio_in(dev, n);
196 }
197
198 /* Cache controller */
199 sysbus_create_simple("l2x0", EXYNOS4210_L2X0_BASE_ADDR, NULL);
200
201 /* External GIC */
202 dev = qdev_create(NULL, "exynos4210.gic");
203 qdev_prop_set_uint32(dev, "num-cpu", EXYNOS4210_NCPUS);
204 qdev_init_nofail(dev);
1356b98d 205 busdev = SYS_BUS_DEVICE(dev);
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206 /* Map CPU interface */
207 sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_GIC_CPU_BASE_ADDR);
208 /* Map Distributer interface */
209 sysbus_mmio_map(busdev, 1, EXYNOS4210_EXT_GIC_DIST_BASE_ADDR);
210 for (n = 0; n < EXYNOS4210_NCPUS; n++) {
61558e7a 211 sysbus_connect_irq(busdev, n, gate_irq[n][1]);
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212 }
213 for (n = 0; n < EXYNOS4210_EXT_GIC_NIRQ; n++) {
214 s->irqs.ext_gic_irq[n] = qdev_get_gpio_in(dev, n);
215 }
216
217 /* Internal Interrupt Combiner */
218 dev = qdev_create(NULL, "exynos4210.combiner");
219 qdev_init_nofail(dev);
1356b98d 220 busdev = SYS_BUS_DEVICE(dev);
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221 for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) {
222 sysbus_connect_irq(busdev, n, s->irqs.int_gic_irq[n]);
223 }
224 exynos4210_combiner_get_gpioin(&s->irqs, dev, 0);
225 sysbus_mmio_map(busdev, 0, EXYNOS4210_INT_COMBINER_BASE_ADDR);
226
227 /* External Interrupt Combiner */
228 dev = qdev_create(NULL, "exynos4210.combiner");
229 qdev_prop_set_uint32(dev, "external", 1);
230 qdev_init_nofail(dev);
1356b98d 231 busdev = SYS_BUS_DEVICE(dev);
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232 for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) {
233 sysbus_connect_irq(busdev, n, s->irqs.ext_gic_irq[n]);
234 }
235 exynos4210_combiner_get_gpioin(&s->irqs, dev, 1);
236 sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_COMBINER_BASE_ADDR);
237
238 /* Initialize board IRQs. */
239 exynos4210_init_board_irqs(&s->irqs);
240
241 /*** Memory ***/
242
243 /* Chip-ID and OMR */
2c9b15ca 244 memory_region_init_io(&s->chipid_mem, NULL, &exynos4210_chipid_and_omr_ops,
11a5e482 245 NULL, "exynos4210.chipid", sizeof(chipid_and_omr));
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246 memory_region_add_subregion(system_mem, EXYNOS4210_CHIPID_ADDR,
247 &s->chipid_mem);
248
249 /* Internal ROM */
2c9b15ca 250 memory_region_init_ram(&s->irom_mem, NULL, "exynos4210.irom",
0caa7113 251 EXYNOS4210_IROM_SIZE);
6539ed21 252 vmstate_register_ram_global(&s->irom_mem);
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253 memory_region_set_readonly(&s->irom_mem, true);
254 memory_region_add_subregion(system_mem, EXYNOS4210_IROM_BASE_ADDR,
255 &s->irom_mem);
256 /* mirror of iROM */
2c9b15ca 257 memory_region_init_alias(&s->irom_alias_mem, NULL, "exynos4210.irom_alias",
0caa7113 258 &s->irom_mem,
7892df06 259 0,
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260 EXYNOS4210_IROM_SIZE);
261 memory_region_set_readonly(&s->irom_alias_mem, true);
262 memory_region_add_subregion(system_mem, EXYNOS4210_IROM_MIRROR_BASE_ADDR,
263 &s->irom_alias_mem);
264
265 /* Internal RAM */
2c9b15ca 266 memory_region_init_ram(&s->iram_mem, NULL, "exynos4210.iram",
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267 EXYNOS4210_IRAM_SIZE);
268 vmstate_register_ram_global(&s->iram_mem);
269 memory_region_add_subregion(system_mem, EXYNOS4210_IRAM_BASE_ADDR,
270 &s->iram_mem);
271
272 /* DRAM */
273 mem_size = ram_size;
274 if (mem_size > EXYNOS4210_DRAM_MAX_SIZE) {
2c9b15ca 275 memory_region_init_ram(&s->dram1_mem, NULL, "exynos4210.dram1",
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276 mem_size - EXYNOS4210_DRAM_MAX_SIZE);
277 vmstate_register_ram_global(&s->dram1_mem);
278 memory_region_add_subregion(system_mem, EXYNOS4210_DRAM1_BASE_ADDR,
279 &s->dram1_mem);
280 mem_size = EXYNOS4210_DRAM_MAX_SIZE;
281 }
2c9b15ca 282 memory_region_init_ram(&s->dram0_mem, NULL, "exynos4210.dram0", mem_size);
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283 vmstate_register_ram_global(&s->dram0_mem);
284 memory_region_add_subregion(system_mem, EXYNOS4210_DRAM0_BASE_ADDR,
285 &s->dram0_mem);
286
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287 /* PMU.
288 * The only reason of existence at the moment is that secondary CPU boot
289 * loader uses PMU INFORM5 register as a holding pen.
290 */
291 sysbus_create_simple("exynos4210.pmu", EXYNOS4210_PMU_BASE_ADDR, NULL);
292
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293 /* PWM */
294 sysbus_create_varargs("exynos4210.pwm", EXYNOS4210_PWM_BASE_ADDR,
295 s->irq_table[exynos4210_get_irq(22, 0)],
296 s->irq_table[exynos4210_get_irq(22, 1)],
297 s->irq_table[exynos4210_get_irq(22, 2)],
298 s->irq_table[exynos4210_get_irq(22, 3)],
299 s->irq_table[exynos4210_get_irq(22, 4)],
300 NULL);
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301 /* RTC */
302 sysbus_create_varargs("exynos4210.rtc", EXYNOS4210_RTC_BASE_ADDR,
303 s->irq_table[exynos4210_get_irq(23, 0)],
304 s->irq_table[exynos4210_get_irq(23, 1)],
305 NULL);
62db8bf3 306
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307 /* Multi Core Timer */
308 dev = qdev_create(NULL, "exynos4210.mct");
309 qdev_init_nofail(dev);
1356b98d 310 busdev = SYS_BUS_DEVICE(dev);
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311 for (n = 0; n < 4; n++) {
312 /* Connect global timer interrupts to Combiner gpio_in */
313 sysbus_connect_irq(busdev, n,
314 s->irq_table[exynos4210_get_irq(1, 4 + n)]);
315 }
316 /* Connect local timer interrupts to Combiner gpio_in */
317 sysbus_connect_irq(busdev, 4,
318 s->irq_table[exynos4210_get_irq(51, 0)]);
319 sysbus_connect_irq(busdev, 5,
320 s->irq_table[exynos4210_get_irq(35, 3)]);
321 sysbus_mmio_map(busdev, 0, EXYNOS4210_MCT_BASE_ADDR);
322
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323 /*** I2C ***/
324 for (n = 0; n < EXYNOS4210_I2C_NUMBER; n++) {
325 uint32_t addr = EXYNOS4210_I2C_BASE_ADDR + EXYNOS4210_I2C_SHIFT * n;
326 qemu_irq i2c_irq;
327
328 if (n < 8) {
329 i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_I2C_INTG, n)];
330 } else {
331 i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_HDMI_INTG, 1)];
332 }
333
334 dev = qdev_create(NULL, "exynos4210.i2c");
335 qdev_init_nofail(dev);
1356b98d 336 busdev = SYS_BUS_DEVICE(dev);
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337 sysbus_connect_irq(busdev, 0, i2c_irq);
338 sysbus_mmio_map(busdev, 0, addr);
a5c82852 339 s->i2c_if[n] = (I2CBus *)qdev_get_child_bus(dev, "i2c");
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340 }
341
342
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343 /*** UARTs ***/
344 exynos4210_uart_create(EXYNOS4210_UART0_BASE_ADDR,
345 EXYNOS4210_UART0_FIFO_SIZE, 0, NULL,
346 s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 0)]);
347
348 exynos4210_uart_create(EXYNOS4210_UART1_BASE_ADDR,
349 EXYNOS4210_UART1_FIFO_SIZE, 1, NULL,
350 s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 1)]);
351
352 exynos4210_uart_create(EXYNOS4210_UART2_BASE_ADDR,
353 EXYNOS4210_UART2_FIFO_SIZE, 2, NULL,
354 s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 2)]);
355
356 exynos4210_uart_create(EXYNOS4210_UART3_BASE_ADDR,
357 EXYNOS4210_UART3_FIFO_SIZE, 3, NULL,
358 s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 3)]);
359
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360 /*** Display controller (FIMD) ***/
361 sysbus_create_varargs("exynos4210.fimd", EXYNOS4210_FIMD0_BASE_ADDR,
362 s->irq_table[exynos4210_get_irq(11, 0)],
363 s->irq_table[exynos4210_get_irq(11, 1)],
364 s->irq_table[exynos4210_get_irq(11, 2)],
365 NULL);
366
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367 sysbus_create_simple(TYPE_EXYNOS4210_EHCI, EXYNOS4210_EHCI_BASE_ADDR,
368 s->irq_table[exynos4210_get_irq(28, 3)]);
369
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370 return s;
371}
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