2 * Allwinner R40/A40i/T3 System on Chip emulation
4 * Copyright (C) 2023 qianfan Zhao <qianfanguijin@163.com>
6 * This program is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 #include "qemu/osdep.h"
21 #include "qapi/error.h"
22 #include "qemu/error-report.h"
23 #include "qemu/bswap.h"
24 #include "qemu/module.h"
25 #include "qemu/units.h"
26 #include "hw/boards.h"
27 #include "hw/qdev-core.h"
28 #include "hw/sysbus.h"
29 #include "hw/char/serial.h"
30 #include "hw/misc/unimp.h"
31 #include "hw/usb/hcd-ehci.h"
32 #include "hw/loader.h"
33 #include "sysemu/sysemu.h"
34 #include "hw/arm/allwinner-r40.h"
35 #include "hw/misc/allwinner-r40-dramc.h"
36 #include "target/arm/cpu-qom.h"
37 #include "target/arm/gtimer.h"
40 const hwaddr allwinner_r40_memmap
[] = {
41 [AW_R40_DEV_SRAM_A1
] = 0x00000000,
42 [AW_R40_DEV_SRAM_A2
] = 0x00004000,
43 [AW_R40_DEV_SRAM_A3
] = 0x00008000,
44 [AW_R40_DEV_SRAM_A4
] = 0x0000b400,
45 [AW_R40_DEV_SRAMC
] = 0x01c00000,
46 [AW_R40_DEV_EMAC
] = 0x01c0b000,
47 [AW_R40_DEV_MMC0
] = 0x01c0f000,
48 [AW_R40_DEV_MMC1
] = 0x01c10000,
49 [AW_R40_DEV_MMC2
] = 0x01c11000,
50 [AW_R40_DEV_MMC3
] = 0x01c12000,
51 [AW_R40_DEV_AHCI
] = 0x01c18000,
52 [AW_R40_DEV_EHCI1
] = 0x01c19000,
53 [AW_R40_DEV_OHCI1
] = 0x01c19400,
54 [AW_R40_DEV_EHCI2
] = 0x01c1c000,
55 [AW_R40_DEV_OHCI2
] = 0x01c1c400,
56 [AW_R40_DEV_CCU
] = 0x01c20000,
57 [AW_R40_DEV_PIT
] = 0x01c20c00,
58 [AW_R40_DEV_WDT
] = 0x01c20c90,
59 [AW_R40_DEV_UART0
] = 0x01c28000,
60 [AW_R40_DEV_UART1
] = 0x01c28400,
61 [AW_R40_DEV_UART2
] = 0x01c28800,
62 [AW_R40_DEV_UART3
] = 0x01c28c00,
63 [AW_R40_DEV_UART4
] = 0x01c29000,
64 [AW_R40_DEV_UART5
] = 0x01c29400,
65 [AW_R40_DEV_UART6
] = 0x01c29800,
66 [AW_R40_DEV_UART7
] = 0x01c29c00,
67 [AW_R40_DEV_TWI0
] = 0x01c2ac00,
68 [AW_R40_DEV_GMAC
] = 0x01c50000,
69 [AW_R40_DEV_DRAMCOM
] = 0x01c62000,
70 [AW_R40_DEV_DRAMCTL
] = 0x01c63000,
71 [AW_R40_DEV_DRAMPHY
] = 0x01c65000,
72 [AW_R40_DEV_GIC_DIST
] = 0x01c81000,
73 [AW_R40_DEV_GIC_CPU
] = 0x01c82000,
74 [AW_R40_DEV_GIC_HYP
] = 0x01c84000,
75 [AW_R40_DEV_GIC_VCPU
] = 0x01c86000,
76 [AW_R40_DEV_SDRAM
] = 0x40000000
79 /* List of unimplemented devices */
80 struct AwR40Unimplemented
{
81 const char *device_name
;
86 static struct AwR40Unimplemented r40_unimplemented
[] = {
87 { "d-engine", 0x01000000, 4 * MiB
},
88 { "d-inter", 0x01400000, 128 * KiB
},
89 { "dma", 0x01c02000, 4 * KiB
},
90 { "nfdc", 0x01c03000, 4 * KiB
},
91 { "ts", 0x01c04000, 4 * KiB
},
92 { "spi0", 0x01c05000, 4 * KiB
},
93 { "spi1", 0x01c06000, 4 * KiB
},
94 { "cs0", 0x01c09000, 4 * KiB
},
95 { "keymem", 0x01c0a000, 4 * KiB
},
96 { "usb0-otg", 0x01c13000, 4 * KiB
},
97 { "usb0-host", 0x01c14000, 4 * KiB
},
98 { "crypto", 0x01c15000, 4 * KiB
},
99 { "spi2", 0x01c17000, 4 * KiB
},
100 { "usb1-phy", 0x01c19800, 2 * KiB
},
101 { "sid", 0x01c1b000, 4 * KiB
},
102 { "usb2-phy", 0x01c1c800, 2 * KiB
},
103 { "cs1", 0x01c1d000, 4 * KiB
},
104 { "spi3", 0x01c1f000, 4 * KiB
},
105 { "rtc", 0x01c20400, 1 * KiB
},
106 { "pio", 0x01c20800, 1 * KiB
},
107 { "owa", 0x01c21000, 1 * KiB
},
108 { "ac97", 0x01c21400, 1 * KiB
},
109 { "cir0", 0x01c21800, 1 * KiB
},
110 { "cir1", 0x01c21c00, 1 * KiB
},
111 { "pcm0", 0x01c22000, 1 * KiB
},
112 { "pcm1", 0x01c22400, 1 * KiB
},
113 { "pcm2", 0x01c22800, 1 * KiB
},
114 { "audio", 0x01c22c00, 1 * KiB
},
115 { "keypad", 0x01c23000, 1 * KiB
},
116 { "pwm", 0x01c23400, 1 * KiB
},
117 { "keyadc", 0x01c24400, 1 * KiB
},
118 { "ths", 0x01c24c00, 1 * KiB
},
119 { "rtp", 0x01c25000, 1 * KiB
},
120 { "pmu", 0x01c25400, 1 * KiB
},
121 { "cpu-cfg", 0x01c25c00, 1 * KiB
},
122 { "uart0", 0x01c28000, 1 * KiB
},
123 { "uart1", 0x01c28400, 1 * KiB
},
124 { "uart2", 0x01c28800, 1 * KiB
},
125 { "uart3", 0x01c28c00, 1 * KiB
},
126 { "uart4", 0x01c29000, 1 * KiB
},
127 { "uart5", 0x01c29400, 1 * KiB
},
128 { "uart6", 0x01c29800, 1 * KiB
},
129 { "uart7", 0x01c29c00, 1 * KiB
},
130 { "ps20", 0x01c2a000, 1 * KiB
},
131 { "ps21", 0x01c2a400, 1 * KiB
},
132 { "twi1", 0x01c2b000, 1 * KiB
},
133 { "twi2", 0x01c2b400, 1 * KiB
},
134 { "twi3", 0x01c2b800, 1 * KiB
},
135 { "twi4", 0x01c2c000, 1 * KiB
},
136 { "scr", 0x01c2c400, 1 * KiB
},
137 { "tvd-top", 0x01c30000, 4 * KiB
},
138 { "tvd0", 0x01c31000, 4 * KiB
},
139 { "tvd1", 0x01c32000, 4 * KiB
},
140 { "tvd2", 0x01c33000, 4 * KiB
},
141 { "tvd3", 0x01c34000, 4 * KiB
},
142 { "gpu", 0x01c40000, 64 * KiB
},
143 { "hstmr", 0x01c60000, 4 * KiB
},
144 { "tcon-top", 0x01c70000, 4 * KiB
},
145 { "lcd0", 0x01c71000, 4 * KiB
},
146 { "lcd1", 0x01c72000, 4 * KiB
},
147 { "tv0", 0x01c73000, 4 * KiB
},
148 { "tv1", 0x01c74000, 4 * KiB
},
149 { "tve-top", 0x01c90000, 16 * KiB
},
150 { "tve0", 0x01c94000, 16 * KiB
},
151 { "tve1", 0x01c98000, 16 * KiB
},
152 { "mipi_dsi", 0x01ca0000, 4 * KiB
},
153 { "mipi_dphy", 0x01ca1000, 4 * KiB
},
154 { "ve", 0x01d00000, 1024 * KiB
},
155 { "mp", 0x01e80000, 128 * KiB
},
156 { "hdmi", 0x01ee0000, 128 * KiB
},
157 { "prcm", 0x01f01400, 1 * KiB
},
158 { "debug", 0x3f500000, 64 * KiB
},
159 { "cpubist", 0x3f501000, 4 * KiB
},
160 { "dcu", 0x3fff0000, 64 * KiB
},
161 { "hstmr", 0x01c60000, 4 * KiB
},
162 { "brom", 0xffff0000, 36 * KiB
}
165 /* Per Processor Interrupts */
167 AW_R40_GIC_PPI_MAINT
= 9,
168 AW_R40_GIC_PPI_HYPTIMER
= 10,
169 AW_R40_GIC_PPI_VIRTTIMER
= 11,
170 AW_R40_GIC_PPI_SECTIMER
= 13,
171 AW_R40_GIC_PPI_PHYSTIMER
= 14
174 /* Shared Processor Interrupts */
176 AW_R40_GIC_SPI_UART0
= 1,
177 AW_R40_GIC_SPI_UART1
= 2,
178 AW_R40_GIC_SPI_UART2
= 3,
179 AW_R40_GIC_SPI_UART3
= 4,
180 AW_R40_GIC_SPI_TWI0
= 7,
181 AW_R40_GIC_SPI_UART4
= 17,
182 AW_R40_GIC_SPI_UART5
= 18,
183 AW_R40_GIC_SPI_UART6
= 19,
184 AW_R40_GIC_SPI_UART7
= 20,
185 AW_R40_GIC_SPI_TIMER0
= 22,
186 AW_R40_GIC_SPI_TIMER1
= 23,
187 AW_R40_GIC_SPI_MMC0
= 32,
188 AW_R40_GIC_SPI_MMC1
= 33,
189 AW_R40_GIC_SPI_MMC2
= 34,
190 AW_R40_GIC_SPI_MMC3
= 35,
191 AW_R40_GIC_SPI_EMAC
= 55,
192 AW_R40_GIC_SPI_AHCI
= 56,
193 AW_R40_GIC_SPI_OHCI1
= 64,
194 AW_R40_GIC_SPI_OHCI2
= 65,
195 AW_R40_GIC_SPI_EHCI1
= 76,
196 AW_R40_GIC_SPI_EHCI2
= 78,
197 AW_R40_GIC_SPI_GMAC
= 85,
200 /* Allwinner R40 general constants */
202 AW_R40_GIC_NUM_SPI
= 128
205 #define BOOT0_MAGIC "eGON.BT0"
207 /* The low 8-bits of the 'boot_media' field in the SPL header */
208 #define SUNXI_BOOTED_FROM_MMC0 0
209 #define SUNXI_BOOTED_FROM_NAND 1
210 #define SUNXI_BOOTED_FROM_MMC2 2
211 #define SUNXI_BOOTED_FROM_SPI 3
213 struct boot_file_head
{
214 uint32_t b_instruction
;
218 uint32_t pub_head_size
;
219 uint32_t fel_script_address
;
220 uint32_t fel_uEnv_length
;
221 uint32_t dt_name_offset
;
224 uint32_t string_pool
[13];
227 bool allwinner_r40_bootrom_setup(AwR40State
*s
, BlockBackend
*blk
, int unit
)
229 const int64_t rom_size
= 32 * KiB
;
230 g_autofree
uint8_t *buffer
= g_new0(uint8_t, rom_size
);
231 struct boot_file_head
*head
= (struct boot_file_head
*)buffer
;
233 if (blk_pread(blk
, 8 * KiB
, rom_size
, buffer
, 0) < 0) {
234 error_setg(&error_fatal
, "%s: failed to read BlockBackend data",
239 /* we only check the magic string here. */
240 if (memcmp(head
->magic
, BOOT0_MAGIC
, sizeof(head
->magic
))) {
245 * Simulate the behavior of the bootROM, it will change the boot_media
246 * flag to indicate where the chip is booting from. R40 can boot from
247 * mmc0 or mmc2, the default value of boot_media is zero
248 * (SUNXI_BOOTED_FROM_MMC0), let's fix this flag when it is booting from
252 head
->boot_media
= cpu_to_le32(SUNXI_BOOTED_FROM_MMC2
);
254 head
->boot_media
= cpu_to_le32(SUNXI_BOOTED_FROM_MMC0
);
257 rom_add_blob("allwinner-r40.bootrom", buffer
, rom_size
,
258 rom_size
, s
->memmap
[AW_R40_DEV_SRAM_A1
],
259 NULL
, NULL
, NULL
, NULL
, false);
263 static void allwinner_r40_init(Object
*obj
)
265 static const char *mmc_names
[AW_R40_NUM_MMCS
] = {
266 "mmc0", "mmc1", "mmc2", "mmc3"
268 AwR40State
*s
= AW_R40(obj
);
270 s
->memmap
= allwinner_r40_memmap
;
272 for (int i
= 0; i
< AW_R40_NUM_CPUS
; i
++) {
273 object_initialize_child(obj
, "cpu[*]", &s
->cpus
[i
],
274 ARM_CPU_TYPE_NAME("cortex-a7"));
277 object_initialize_child(obj
, "gic", &s
->gic
, TYPE_ARM_GIC
);
279 object_initialize_child(obj
, "timer", &s
->timer
, TYPE_AW_A10_PIT
);
280 object_property_add_alias(obj
, "clk0-freq", OBJECT(&s
->timer
),
282 object_property_add_alias(obj
, "clk1-freq", OBJECT(&s
->timer
),
285 object_initialize_child(obj
, "wdt", &s
->wdt
, TYPE_AW_WDT_SUN4I
);
287 object_initialize_child(obj
, "ccu", &s
->ccu
, TYPE_AW_R40_CCU
);
289 for (int i
= 0; i
< AW_R40_NUM_MMCS
; i
++) {
290 object_initialize_child(obj
, mmc_names
[i
], &s
->mmc
[i
],
291 TYPE_AW_SDHOST_SUN50I_A64
);
294 object_initialize_child(obj
, "sata", &s
->sata
, TYPE_ALLWINNER_AHCI
);
296 for (size_t i
= 0; i
< AW_R40_NUM_USB
; i
++) {
297 object_initialize_child(obj
, "ehci[*]", &s
->ehci
[i
],
299 object_initialize_child(obj
, "ohci[*]", &s
->ohci
[i
],
303 object_initialize_child(obj
, "twi0", &s
->i2c0
, TYPE_AW_I2C_SUN6I
);
305 object_initialize_child(obj
, "emac", &s
->emac
, TYPE_AW_EMAC
);
306 object_initialize_child(obj
, "gmac", &s
->gmac
, TYPE_AW_SUN8I_EMAC
);
307 object_property_add_alias(obj
, "gmac-phy-addr",
308 OBJECT(&s
->gmac
), "phy-addr");
310 object_initialize_child(obj
, "dramc", &s
->dramc
, TYPE_AW_R40_DRAMC
);
311 object_property_add_alias(obj
, "ram-addr", OBJECT(&s
->dramc
),
313 object_property_add_alias(obj
, "ram-size", OBJECT(&s
->dramc
),
316 object_initialize_child(obj
, "sramc", &s
->sramc
, TYPE_AW_SRAMC_SUN8I_R40
);
319 static void allwinner_r40_realize(DeviceState
*dev
, Error
**errp
)
321 AwR40State
*s
= AW_R40(dev
);
324 for (unsigned i
= 0; i
< AW_R40_NUM_CPUS
; i
++) {
327 * Disable secondary CPUs. Guest EL3 firmware will start
328 * them via CPU reset control registers.
330 qdev_prop_set_bit(DEVICE(&s
->cpus
[i
]), "start-powered-off",
333 /* All exception levels required */
334 qdev_prop_set_bit(DEVICE(&s
->cpus
[i
]), "has_el3", true);
335 qdev_prop_set_bit(DEVICE(&s
->cpus
[i
]), "has_el2", true);
338 qdev_realize(DEVICE(&s
->cpus
[i
]), NULL
, &error_fatal
);
341 /* Generic Interrupt Controller */
342 qdev_prop_set_uint32(DEVICE(&s
->gic
), "num-irq", AW_R40_GIC_NUM_SPI
+
344 qdev_prop_set_uint32(DEVICE(&s
->gic
), "revision", 2);
345 qdev_prop_set_uint32(DEVICE(&s
->gic
), "num-cpu", AW_R40_NUM_CPUS
);
346 qdev_prop_set_bit(DEVICE(&s
->gic
), "has-security-extensions", false);
347 qdev_prop_set_bit(DEVICE(&s
->gic
), "has-virtualization-extensions", true);
348 sysbus_realize(SYS_BUS_DEVICE(&s
->gic
), &error_fatal
);
350 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->gic
), 0, s
->memmap
[AW_R40_DEV_GIC_DIST
]);
351 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->gic
), 1, s
->memmap
[AW_R40_DEV_GIC_CPU
]);
352 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->gic
), 2, s
->memmap
[AW_R40_DEV_GIC_HYP
]);
353 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->gic
), 3, s
->memmap
[AW_R40_DEV_GIC_VCPU
]);
356 * Wire the outputs from each CPU's generic timer and the GICv2
357 * maintenance interrupt signal to the appropriate GIC PPI inputs,
358 * and the GIC's IRQ/FIQ/VIRQ/VFIQ interrupt outputs to the CPU's inputs.
360 for (unsigned i
= 0; i
< AW_R40_NUM_CPUS
; i
++) {
361 DeviceState
*cpudev
= DEVICE(&s
->cpus
[i
]);
362 int ppibase
= AW_R40_GIC_NUM_SPI
+ i
* GIC_INTERNAL
+ GIC_NR_SGIS
;
365 * Mapping from the output timer irq lines from the CPU to the
366 * GIC PPI inputs used for this board.
368 const int timer_irq
[] = {
369 [GTIMER_PHYS
] = AW_R40_GIC_PPI_PHYSTIMER
,
370 [GTIMER_VIRT
] = AW_R40_GIC_PPI_VIRTTIMER
,
371 [GTIMER_HYP
] = AW_R40_GIC_PPI_HYPTIMER
,
372 [GTIMER_SEC
] = AW_R40_GIC_PPI_SECTIMER
,
375 /* Connect CPU timer outputs to GIC PPI inputs */
376 for (irq
= 0; irq
< ARRAY_SIZE(timer_irq
); irq
++) {
377 qdev_connect_gpio_out(cpudev
, irq
,
378 qdev_get_gpio_in(DEVICE(&s
->gic
),
379 ppibase
+ timer_irq
[irq
]));
382 /* Connect GIC outputs to CPU interrupt inputs */
383 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->gic
), i
,
384 qdev_get_gpio_in(cpudev
, ARM_CPU_IRQ
));
385 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->gic
), i
+ AW_R40_NUM_CPUS
,
386 qdev_get_gpio_in(cpudev
, ARM_CPU_FIQ
));
387 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->gic
), i
+ (2 * AW_R40_NUM_CPUS
),
388 qdev_get_gpio_in(cpudev
, ARM_CPU_VIRQ
));
389 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->gic
), i
+ (3 * AW_R40_NUM_CPUS
),
390 qdev_get_gpio_in(cpudev
, ARM_CPU_VFIQ
));
392 /* GIC maintenance signal */
393 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->gic
), i
+ (4 * AW_R40_NUM_CPUS
),
394 qdev_get_gpio_in(DEVICE(&s
->gic
),
395 ppibase
+ AW_R40_GIC_PPI_MAINT
));
399 sysbus_realize(SYS_BUS_DEVICE(&s
->timer
), &error_fatal
);
400 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->timer
), 0, s
->memmap
[AW_R40_DEV_PIT
]);
401 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->timer
), 0,
402 qdev_get_gpio_in(DEVICE(&s
->gic
),
403 AW_R40_GIC_SPI_TIMER0
));
404 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->timer
), 1,
405 qdev_get_gpio_in(DEVICE(&s
->gic
),
406 AW_R40_GIC_SPI_TIMER1
));
409 sysbus_realize(SYS_BUS_DEVICE(&s
->sramc
), &error_fatal
);
410 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->sramc
), 0, s
->memmap
[AW_R40_DEV_SRAMC
]);
412 memory_region_init_ram(&s
->sram_a1
, OBJECT(dev
), "sram A1",
413 16 * KiB
, &error_abort
);
414 memory_region_init_ram(&s
->sram_a2
, OBJECT(dev
), "sram A2",
415 16 * KiB
, &error_abort
);
416 memory_region_init_ram(&s
->sram_a3
, OBJECT(dev
), "sram A3",
417 13 * KiB
, &error_abort
);
418 memory_region_init_ram(&s
->sram_a4
, OBJECT(dev
), "sram A4",
419 3 * KiB
, &error_abort
);
420 memory_region_add_subregion(get_system_memory(),
421 s
->memmap
[AW_R40_DEV_SRAM_A1
], &s
->sram_a1
);
422 memory_region_add_subregion(get_system_memory(),
423 s
->memmap
[AW_R40_DEV_SRAM_A2
], &s
->sram_a2
);
424 memory_region_add_subregion(get_system_memory(),
425 s
->memmap
[AW_R40_DEV_SRAM_A3
], &s
->sram_a3
);
426 memory_region_add_subregion(get_system_memory(),
427 s
->memmap
[AW_R40_DEV_SRAM_A4
], &s
->sram_a4
);
429 /* Clock Control Unit */
430 sysbus_realize(SYS_BUS_DEVICE(&s
->ccu
), &error_fatal
);
431 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->ccu
), 0, s
->memmap
[AW_R40_DEV_CCU
]);
434 sysbus_realize(SYS_BUS_DEVICE(&s
->sata
), &error_fatal
);
435 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->sata
), 0,
436 allwinner_r40_memmap
[AW_R40_DEV_AHCI
]);
437 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->sata
), 0,
438 qdev_get_gpio_in(DEVICE(&s
->gic
), AW_R40_GIC_SPI_AHCI
));
441 for (size_t i
= 0; i
< AW_R40_NUM_USB
; i
++) {
442 g_autofree
char *bus
= g_strdup_printf("usb-bus.%zu", i
);
444 object_property_set_bool(OBJECT(&s
->ehci
[i
]), "companion-enable", true,
446 sysbus_realize(SYS_BUS_DEVICE(&s
->ehci
[i
]), &error_fatal
);
447 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->ehci
[i
]), 0,
448 allwinner_r40_memmap
[i
? AW_R40_DEV_EHCI2
449 : AW_R40_DEV_EHCI1
]);
450 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->ehci
[i
]), 0,
451 qdev_get_gpio_in(DEVICE(&s
->gic
),
452 i
? AW_R40_GIC_SPI_EHCI2
453 : AW_R40_GIC_SPI_EHCI1
));
455 object_property_set_str(OBJECT(&s
->ohci
[i
]), "masterbus", bus
,
457 sysbus_realize(SYS_BUS_DEVICE(&s
->ohci
[i
]), &error_fatal
);
458 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->ohci
[i
]), 0,
459 allwinner_r40_memmap
[i
? AW_R40_DEV_OHCI2
460 : AW_R40_DEV_OHCI1
]);
461 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->ohci
[i
]), 0,
462 qdev_get_gpio_in(DEVICE(&s
->gic
),
463 i
? AW_R40_GIC_SPI_OHCI2
464 : AW_R40_GIC_SPI_OHCI1
));
468 for (int i
= 0; i
< AW_R40_NUM_MMCS
; i
++) {
469 qemu_irq irq
= qdev_get_gpio_in(DEVICE(&s
->gic
),
470 AW_R40_GIC_SPI_MMC0
+ i
);
471 const hwaddr addr
= s
->memmap
[AW_R40_DEV_MMC0
+ i
];
473 object_property_set_link(OBJECT(&s
->mmc
[i
]), "dma-memory",
474 OBJECT(get_system_memory()), &error_fatal
);
475 sysbus_realize(SYS_BUS_DEVICE(&s
->mmc
[i
]), &error_fatal
);
476 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->mmc
[i
]), 0, addr
);
477 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->mmc
[i
]), 0, irq
);
480 /* UART0. For future clocktree API: All UARTS are connected to APB2_CLK. */
481 for (int i
= 0; i
< AW_R40_NUM_UARTS
; i
++) {
482 static const int uart_irqs
[AW_R40_NUM_UARTS
] = {
483 AW_R40_GIC_SPI_UART0
,
484 AW_R40_GIC_SPI_UART1
,
485 AW_R40_GIC_SPI_UART2
,
486 AW_R40_GIC_SPI_UART3
,
487 AW_R40_GIC_SPI_UART4
,
488 AW_R40_GIC_SPI_UART5
,
489 AW_R40_GIC_SPI_UART6
,
490 AW_R40_GIC_SPI_UART7
,
492 const hwaddr addr
= s
->memmap
[AW_R40_DEV_UART0
+ i
];
494 serial_mm_init(get_system_memory(), addr
, 2,
495 qdev_get_gpio_in(DEVICE(&s
->gic
), uart_irqs
[i
]),
496 115200, serial_hd(i
), DEVICE_NATIVE_ENDIAN
);
500 sysbus_realize(SYS_BUS_DEVICE(&s
->i2c0
), &error_fatal
);
501 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->i2c0
), 0, s
->memmap
[AW_R40_DEV_TWI0
]);
502 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->i2c0
), 0,
503 qdev_get_gpio_in(DEVICE(&s
->gic
), AW_R40_GIC_SPI_TWI0
));
506 sysbus_realize(SYS_BUS_DEVICE(&s
->dramc
), &error_fatal
);
507 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->dramc
), 0,
508 s
->memmap
[AW_R40_DEV_DRAMCOM
]);
509 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->dramc
), 1,
510 s
->memmap
[AW_R40_DEV_DRAMCTL
]);
511 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->dramc
), 2,
512 s
->memmap
[AW_R40_DEV_DRAMPHY
]);
515 qemu_configure_nic_device(DEVICE(&s
->gmac
), true, "gmac");
516 object_property_set_link(OBJECT(&s
->gmac
), "dma-memory",
517 OBJECT(get_system_memory()), &error_fatal
);
518 sysbus_realize(SYS_BUS_DEVICE(&s
->gmac
), &error_fatal
);
519 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->gmac
), 0, s
->memmap
[AW_R40_DEV_GMAC
]);
520 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->gmac
), 0,
521 qdev_get_gpio_in(DEVICE(&s
->gic
), AW_R40_GIC_SPI_GMAC
));
524 qemu_configure_nic_device(DEVICE(&s
->emac
), true, "emac");
525 sysbus_realize(SYS_BUS_DEVICE(&s
->emac
), &error_fatal
);
526 sysbus_mmio_map(SYS_BUS_DEVICE(&s
->emac
), 0, s
->memmap
[AW_R40_DEV_EMAC
]);
527 sysbus_connect_irq(SYS_BUS_DEVICE(&s
->emac
), 0,
528 qdev_get_gpio_in(DEVICE(&s
->gic
), AW_R40_GIC_SPI_EMAC
));
531 sysbus_realize(SYS_BUS_DEVICE(&s
->wdt
), &error_fatal
);
532 sysbus_mmio_map_overlap(SYS_BUS_DEVICE(&s
->wdt
), 0,
533 allwinner_r40_memmap
[AW_R40_DEV_WDT
], 1);
535 /* Unimplemented devices */
536 for (unsigned i
= 0; i
< ARRAY_SIZE(r40_unimplemented
); i
++) {
537 create_unimplemented_device(r40_unimplemented
[i
].device_name
,
538 r40_unimplemented
[i
].base
,
539 r40_unimplemented
[i
].size
);
543 static void allwinner_r40_class_init(ObjectClass
*oc
, void *data
)
545 DeviceClass
*dc
= DEVICE_CLASS(oc
);
547 dc
->realize
= allwinner_r40_realize
;
548 /* Reason: uses serial_hd() in realize function */
549 dc
->user_creatable
= false;
552 static const TypeInfo allwinner_r40_type_info
= {
554 .parent
= TYPE_DEVICE
,
555 .instance_size
= sizeof(AwR40State
),
556 .instance_init
= allwinner_r40_init
,
557 .class_init
= allwinner_r40_class_init
,
560 static void allwinner_r40_register_types(void)
562 type_register_static(&allwinner_r40_type_info
);
565 type_init(allwinner_r40_register_types
)