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ee708c99 JCD |
1 | /* |
2 | * Copyright (c) 2013 Jean-Christophe Dubois <jcd@tribudubois.net> | |
3 | * | |
4 | * i.MX25 SOC emulation. | |
5 | * | |
6 | * Based on hw/arm/xlnx-zynqmp.c | |
7 | * | |
8 | * Copyright (C) 2015 Xilinx Inc | |
9 | * Written by Peter Crosthwaite <peter.crosthwaite@xilinx.com> | |
10 | * | |
11 | * This program is free software; you can redistribute it and/or modify it | |
12 | * under the terms of the GNU General Public License as published by the | |
13 | * Free Software Foundation; either version 2 of the License, or | |
14 | * (at your option) any later version. | |
15 | * | |
16 | * This program is distributed in the hope that it will be useful, but WITHOUT | |
17 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
18 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
19 | * for more details. | |
20 | * | |
21 | * You should have received a copy of the GNU General Public License along | |
22 | * with this program; if not, see <http://www.gnu.org/licenses/>. | |
23 | */ | |
24 | ||
12b16722 | 25 | #include "qemu/osdep.h" |
da34e65c | 26 | #include "qapi/error.h" |
4771d756 | 27 | #include "cpu.h" |
ee708c99 JCD |
28 | #include "hw/arm/fsl-imx25.h" |
29 | #include "sysemu/sysemu.h" | |
30 | #include "exec/address-spaces.h" | |
31 | #include "hw/boards.h" | |
8228e353 | 32 | #include "chardev/char.h" |
ee708c99 JCD |
33 | |
34 | static void fsl_imx25_init(Object *obj) | |
35 | { | |
36 | FslIMX25State *s = FSL_IMX25(obj); | |
37 | int i; | |
38 | ||
39 | object_initialize(&s->cpu, sizeof(s->cpu), "arm926-" TYPE_ARM_CPU); | |
40 | ||
51dd12ac TH |
41 | sysbus_init_child_obj(obj, "avic", &s->avic, sizeof(s->avic), |
42 | TYPE_IMX_AVIC); | |
ee708c99 | 43 | |
51dd12ac | 44 | sysbus_init_child_obj(obj, "ccm", &s->ccm, sizeof(s->ccm), TYPE_IMX25_CCM); |
ee708c99 JCD |
45 | |
46 | for (i = 0; i < FSL_IMX25_NUM_UARTS; i++) { | |
51dd12ac TH |
47 | sysbus_init_child_obj(obj, "uart[*]", &s->uart[i], sizeof(s->uart[i]), |
48 | TYPE_IMX_SERIAL); | |
ee708c99 JCD |
49 | } |
50 | ||
51 | for (i = 0; i < FSL_IMX25_NUM_GPTS; i++) { | |
51dd12ac TH |
52 | sysbus_init_child_obj(obj, "gpt[*]", &s->gpt[i], sizeof(s->gpt[i]), |
53 | TYPE_IMX25_GPT); | |
ee708c99 JCD |
54 | } |
55 | ||
56 | for (i = 0; i < FSL_IMX25_NUM_EPITS; i++) { | |
51dd12ac TH |
57 | sysbus_init_child_obj(obj, "epit[*]", &s->epit[i], sizeof(s->epit[i]), |
58 | TYPE_IMX_EPIT); | |
ee708c99 JCD |
59 | } |
60 | ||
51dd12ac | 61 | sysbus_init_child_obj(obj, "fec", &s->fec, sizeof(s->fec), TYPE_IMX_FEC); |
ee708c99 JCD |
62 | |
63 | for (i = 0; i < FSL_IMX25_NUM_I2CS; i++) { | |
51dd12ac TH |
64 | sysbus_init_child_obj(obj, "i2c[*]", &s->i2c[i], sizeof(s->i2c[i]), |
65 | TYPE_IMX_I2C); | |
ee708c99 | 66 | } |
6abc7158 JCD |
67 | |
68 | for (i = 0; i < FSL_IMX25_NUM_GPIOS; i++) { | |
51dd12ac TH |
69 | sysbus_init_child_obj(obj, "gpio[*]", &s->gpio[i], sizeof(s->gpio[i]), |
70 | TYPE_IMX_GPIO); | |
6abc7158 | 71 | } |
ee708c99 JCD |
72 | } |
73 | ||
74 | static void fsl_imx25_realize(DeviceState *dev, Error **errp) | |
75 | { | |
76 | FslIMX25State *s = FSL_IMX25(dev); | |
77 | uint8_t i; | |
78 | Error *err = NULL; | |
79 | ||
80 | object_property_set_bool(OBJECT(&s->cpu), true, "realized", &err); | |
81 | if (err) { | |
82 | error_propagate(errp, err); | |
83 | return; | |
84 | } | |
85 | ||
86 | object_property_set_bool(OBJECT(&s->avic), true, "realized", &err); | |
87 | if (err) { | |
88 | error_propagate(errp, err); | |
89 | return; | |
90 | } | |
91 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->avic), 0, FSL_IMX25_AVIC_ADDR); | |
92 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->avic), 0, | |
93 | qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_IRQ)); | |
94 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->avic), 1, | |
95 | qdev_get_gpio_in(DEVICE(&s->cpu), ARM_CPU_FIQ)); | |
96 | ||
97 | object_property_set_bool(OBJECT(&s->ccm), true, "realized", &err); | |
98 | if (err) { | |
99 | error_propagate(errp, err); | |
100 | return; | |
101 | } | |
102 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->ccm), 0, FSL_IMX25_CCM_ADDR); | |
103 | ||
104 | /* Initialize all UARTs */ | |
105 | for (i = 0; i < FSL_IMX25_NUM_UARTS; i++) { | |
106 | static const struct { | |
107 | hwaddr addr; | |
108 | unsigned int irq; | |
109 | } serial_table[FSL_IMX25_NUM_UARTS] = { | |
110 | { FSL_IMX25_UART1_ADDR, FSL_IMX25_UART1_IRQ }, | |
111 | { FSL_IMX25_UART2_ADDR, FSL_IMX25_UART2_IRQ }, | |
112 | { FSL_IMX25_UART3_ADDR, FSL_IMX25_UART3_IRQ }, | |
113 | { FSL_IMX25_UART4_ADDR, FSL_IMX25_UART4_IRQ }, | |
114 | { FSL_IMX25_UART5_ADDR, FSL_IMX25_UART5_IRQ } | |
115 | }; | |
116 | ||
fc38a112 | 117 | qdev_prop_set_chr(DEVICE(&s->uart[i]), "chardev", serial_hd(i)); |
ee708c99 JCD |
118 | |
119 | object_property_set_bool(OBJECT(&s->uart[i]), true, "realized", &err); | |
120 | if (err) { | |
121 | error_propagate(errp, err); | |
122 | return; | |
123 | } | |
124 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->uart[i]), 0, serial_table[i].addr); | |
125 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart[i]), 0, | |
126 | qdev_get_gpio_in(DEVICE(&s->avic), | |
127 | serial_table[i].irq)); | |
128 | } | |
129 | ||
130 | /* Initialize all GPT timers */ | |
131 | for (i = 0; i < FSL_IMX25_NUM_GPTS; i++) { | |
132 | static const struct { | |
133 | hwaddr addr; | |
134 | unsigned int irq; | |
135 | } gpt_table[FSL_IMX25_NUM_GPTS] = { | |
136 | { FSL_IMX25_GPT1_ADDR, FSL_IMX25_GPT1_IRQ }, | |
137 | { FSL_IMX25_GPT2_ADDR, FSL_IMX25_GPT2_IRQ }, | |
138 | { FSL_IMX25_GPT3_ADDR, FSL_IMX25_GPT3_IRQ }, | |
139 | { FSL_IMX25_GPT4_ADDR, FSL_IMX25_GPT4_IRQ } | |
140 | }; | |
141 | ||
cb54d868 | 142 | s->gpt[i].ccm = IMX_CCM(&s->ccm); |
ee708c99 JCD |
143 | |
144 | object_property_set_bool(OBJECT(&s->gpt[i]), true, "realized", &err); | |
145 | if (err) { | |
146 | error_propagate(errp, err); | |
147 | return; | |
148 | } | |
149 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpt[i]), 0, gpt_table[i].addr); | |
150 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpt[i]), 0, | |
151 | qdev_get_gpio_in(DEVICE(&s->avic), | |
152 | gpt_table[i].irq)); | |
153 | } | |
154 | ||
155 | /* Initialize all EPIT timers */ | |
156 | for (i = 0; i < FSL_IMX25_NUM_EPITS; i++) { | |
157 | static const struct { | |
158 | hwaddr addr; | |
159 | unsigned int irq; | |
160 | } epit_table[FSL_IMX25_NUM_EPITS] = { | |
161 | { FSL_IMX25_EPIT1_ADDR, FSL_IMX25_EPIT1_IRQ }, | |
162 | { FSL_IMX25_EPIT2_ADDR, FSL_IMX25_EPIT2_IRQ } | |
163 | }; | |
164 | ||
cb54d868 | 165 | s->epit[i].ccm = IMX_CCM(&s->ccm); |
ee708c99 JCD |
166 | |
167 | object_property_set_bool(OBJECT(&s->epit[i]), true, "realized", &err); | |
168 | if (err) { | |
169 | error_propagate(errp, err); | |
170 | return; | |
171 | } | |
172 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->epit[i]), 0, epit_table[i].addr); | |
173 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->epit[i]), 0, | |
174 | qdev_get_gpio_in(DEVICE(&s->avic), | |
175 | epit_table[i].irq)); | |
176 | } | |
177 | ||
178 | qdev_set_nic_properties(DEVICE(&s->fec), &nd_table[0]); | |
a699b410 | 179 | |
ee708c99 JCD |
180 | object_property_set_bool(OBJECT(&s->fec), true, "realized", &err); |
181 | if (err) { | |
182 | error_propagate(errp, err); | |
183 | return; | |
184 | } | |
185 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->fec), 0, FSL_IMX25_FEC_ADDR); | |
186 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->fec), 0, | |
187 | qdev_get_gpio_in(DEVICE(&s->avic), FSL_IMX25_FEC_IRQ)); | |
188 | ||
189 | ||
190 | /* Initialize all I2C */ | |
191 | for (i = 0; i < FSL_IMX25_NUM_I2CS; i++) { | |
192 | static const struct { | |
193 | hwaddr addr; | |
194 | unsigned int irq; | |
195 | } i2c_table[FSL_IMX25_NUM_I2CS] = { | |
196 | { FSL_IMX25_I2C1_ADDR, FSL_IMX25_I2C1_IRQ }, | |
197 | { FSL_IMX25_I2C2_ADDR, FSL_IMX25_I2C2_IRQ }, | |
198 | { FSL_IMX25_I2C3_ADDR, FSL_IMX25_I2C3_IRQ } | |
199 | }; | |
200 | ||
201 | object_property_set_bool(OBJECT(&s->i2c[i]), true, "realized", &err); | |
202 | if (err) { | |
203 | error_propagate(errp, err); | |
204 | return; | |
205 | } | |
206 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c[i]), 0, i2c_table[i].addr); | |
207 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c[i]), 0, | |
208 | qdev_get_gpio_in(DEVICE(&s->avic), | |
209 | i2c_table[i].irq)); | |
210 | } | |
211 | ||
6abc7158 JCD |
212 | /* Initialize all GPIOs */ |
213 | for (i = 0; i < FSL_IMX25_NUM_GPIOS; i++) { | |
214 | static const struct { | |
215 | hwaddr addr; | |
216 | unsigned int irq; | |
217 | } gpio_table[FSL_IMX25_NUM_GPIOS] = { | |
218 | { FSL_IMX25_GPIO1_ADDR, FSL_IMX25_GPIO1_IRQ }, | |
219 | { FSL_IMX25_GPIO2_ADDR, FSL_IMX25_GPIO2_IRQ }, | |
220 | { FSL_IMX25_GPIO3_ADDR, FSL_IMX25_GPIO3_IRQ }, | |
221 | { FSL_IMX25_GPIO4_ADDR, FSL_IMX25_GPIO4_IRQ } | |
222 | }; | |
223 | ||
224 | object_property_set_bool(OBJECT(&s->gpio[i]), true, "realized", &err); | |
225 | if (err) { | |
226 | error_propagate(errp, err); | |
227 | return; | |
228 | } | |
229 | sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpio[i]), 0, gpio_table[i].addr); | |
230 | /* Connect GPIO IRQ to PIC */ | |
231 | sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpio[i]), 0, | |
232 | qdev_get_gpio_in(DEVICE(&s->avic), | |
233 | gpio_table[i].irq)); | |
234 | } | |
235 | ||
ee708c99 | 236 | /* initialize 2 x 16 KB ROM */ |
eda40cc1 | 237 | memory_region_init_rom(&s->rom[0], NULL, |
a7aeb5f7 | 238 | "imx25.rom0", FSL_IMX25_ROM0_SIZE, &err); |
ee708c99 JCD |
239 | if (err) { |
240 | error_propagate(errp, err); | |
241 | return; | |
242 | } | |
243 | memory_region_add_subregion(get_system_memory(), FSL_IMX25_ROM0_ADDR, | |
244 | &s->rom[0]); | |
eda40cc1 | 245 | memory_region_init_rom(&s->rom[1], NULL, |
a7aeb5f7 | 246 | "imx25.rom1", FSL_IMX25_ROM1_SIZE, &err); |
ee708c99 JCD |
247 | if (err) { |
248 | error_propagate(errp, err); | |
249 | return; | |
250 | } | |
251 | memory_region_add_subregion(get_system_memory(), FSL_IMX25_ROM1_ADDR, | |
252 | &s->rom[1]); | |
253 | ||
254 | /* initialize internal RAM (128 KB) */ | |
98a99ce0 | 255 | memory_region_init_ram(&s->iram, NULL, "imx25.iram", FSL_IMX25_IRAM_SIZE, |
ee708c99 JCD |
256 | &err); |
257 | if (err) { | |
258 | error_propagate(errp, err); | |
259 | return; | |
260 | } | |
261 | memory_region_add_subregion(get_system_memory(), FSL_IMX25_IRAM_ADDR, | |
262 | &s->iram); | |
ee708c99 JCD |
263 | |
264 | /* internal RAM (128 KB) is aliased over 128 MB - 128 KB */ | |
265 | memory_region_init_alias(&s->iram_alias, NULL, "imx25.iram_alias", | |
266 | &s->iram, 0, FSL_IMX25_IRAM_ALIAS_SIZE); | |
267 | memory_region_add_subregion(get_system_memory(), FSL_IMX25_IRAM_ALIAS_ADDR, | |
268 | &s->iram_alias); | |
269 | } | |
270 | ||
271 | static void fsl_imx25_class_init(ObjectClass *oc, void *data) | |
272 | { | |
273 | DeviceClass *dc = DEVICE_CLASS(oc); | |
274 | ||
275 | dc->realize = fsl_imx25_realize; | |
eccfa35e | 276 | dc->desc = "i.MX25 SOC"; |
5e0c7044 TH |
277 | /* |
278 | * Reason: uses serial_hds in realize and the imx25 board does not | |
279 | * support multiple CPUs | |
280 | */ | |
281 | dc->user_creatable = false; | |
ee708c99 JCD |
282 | } |
283 | ||
284 | static const TypeInfo fsl_imx25_type_info = { | |
285 | .name = TYPE_FSL_IMX25, | |
286 | .parent = TYPE_DEVICE, | |
287 | .instance_size = sizeof(FslIMX25State), | |
288 | .instance_init = fsl_imx25_init, | |
289 | .class_init = fsl_imx25_class_init, | |
290 | }; | |
291 | ||
292 | static void fsl_imx25_register_types(void) | |
293 | { | |
294 | type_register_static(&fsl_imx25_type_info); | |
295 | } | |
296 | ||
297 | type_init(fsl_imx25_register_types) |