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allwinner-h3.c (18585B)


      1 /*
      2  * Allwinner H3 System on Chip emulation
      3  *
      4  * Copyright (C) 2019 Niek Linnenbank <nieklinnenbank@gmail.com>
      5  *
      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.
     10  *
     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.
     15  *
     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/>.
     18  */
     19 
     20 #include "qemu/osdep.h"
     21 #include "qapi/error.h"
     22 #include "qemu/error-report.h"
     23 #include "qemu/module.h"
     24 #include "qemu/units.h"
     25 #include "hw/qdev-core.h"
     26 #include "hw/sysbus.h"
     27 #include "hw/char/serial.h"
     28 #include "hw/misc/unimp.h"
     29 #include "hw/usb/hcd-ehci.h"
     30 #include "hw/loader.h"
     31 #include "sysemu/sysemu.h"
     32 #include "hw/arm/allwinner-h3.h"
     33 
     34 /* Memory map */
     35 const hwaddr allwinner_h3_memmap[] = {
     36     [AW_H3_DEV_SRAM_A1]    = 0x00000000,
     37     [AW_H3_DEV_SRAM_A2]    = 0x00044000,
     38     [AW_H3_DEV_SRAM_C]     = 0x00010000,
     39     [AW_H3_DEV_SYSCTRL]    = 0x01c00000,
     40     [AW_H3_DEV_MMC0]       = 0x01c0f000,
     41     [AW_H3_DEV_SID]        = 0x01c14000,
     42     [AW_H3_DEV_EHCI0]      = 0x01c1a000,
     43     [AW_H3_DEV_OHCI0]      = 0x01c1a400,
     44     [AW_H3_DEV_EHCI1]      = 0x01c1b000,
     45     [AW_H3_DEV_OHCI1]      = 0x01c1b400,
     46     [AW_H3_DEV_EHCI2]      = 0x01c1c000,
     47     [AW_H3_DEV_OHCI2]      = 0x01c1c400,
     48     [AW_H3_DEV_EHCI3]      = 0x01c1d000,
     49     [AW_H3_DEV_OHCI3]      = 0x01c1d400,
     50     [AW_H3_DEV_CCU]        = 0x01c20000,
     51     [AW_H3_DEV_PIT]        = 0x01c20c00,
     52     [AW_H3_DEV_UART0]      = 0x01c28000,
     53     [AW_H3_DEV_UART1]      = 0x01c28400,
     54     [AW_H3_DEV_UART2]      = 0x01c28800,
     55     [AW_H3_DEV_UART3]      = 0x01c28c00,
     56     [AW_H3_DEV_EMAC]       = 0x01c30000,
     57     [AW_H3_DEV_DRAMCOM]    = 0x01c62000,
     58     [AW_H3_DEV_DRAMCTL]    = 0x01c63000,
     59     [AW_H3_DEV_DRAMPHY]    = 0x01c65000,
     60     [AW_H3_DEV_GIC_DIST]   = 0x01c81000,
     61     [AW_H3_DEV_GIC_CPU]    = 0x01c82000,
     62     [AW_H3_DEV_GIC_HYP]    = 0x01c84000,
     63     [AW_H3_DEV_GIC_VCPU]   = 0x01c86000,
     64     [AW_H3_DEV_RTC]        = 0x01f00000,
     65     [AW_H3_DEV_CPUCFG]     = 0x01f01c00,
     66     [AW_H3_DEV_SDRAM]      = 0x40000000
     67 };
     68 
     69 /* List of unimplemented devices */
     70 struct AwH3Unimplemented {
     71     const char *device_name;
     72     hwaddr base;
     73     hwaddr size;
     74 } unimplemented[] = {
     75     { "d-engine",  0x01000000, 4 * MiB },
     76     { "d-inter",   0x01400000, 128 * KiB },
     77     { "dma",       0x01c02000, 4 * KiB },
     78     { "nfdc",      0x01c03000, 4 * KiB },
     79     { "ts",        0x01c06000, 4 * KiB },
     80     { "keymem",    0x01c0b000, 4 * KiB },
     81     { "lcd0",      0x01c0c000, 4 * KiB },
     82     { "lcd1",      0x01c0d000, 4 * KiB },
     83     { "ve",        0x01c0e000, 4 * KiB },
     84     { "mmc1",      0x01c10000, 4 * KiB },
     85     { "mmc2",      0x01c11000, 4 * KiB },
     86     { "crypto",    0x01c15000, 4 * KiB },
     87     { "msgbox",    0x01c17000, 4 * KiB },
     88     { "spinlock",  0x01c18000, 4 * KiB },
     89     { "usb0-otg",  0x01c19000, 4 * KiB },
     90     { "usb0-phy",  0x01c1a000, 4 * KiB },
     91     { "usb1-phy",  0x01c1b000, 4 * KiB },
     92     { "usb2-phy",  0x01c1c000, 4 * KiB },
     93     { "usb3-phy",  0x01c1d000, 4 * KiB },
     94     { "smc",       0x01c1e000, 4 * KiB },
     95     { "pio",       0x01c20800, 1 * KiB },
     96     { "owa",       0x01c21000, 1 * KiB },
     97     { "pwm",       0x01c21400, 1 * KiB },
     98     { "keyadc",    0x01c21800, 1 * KiB },
     99     { "pcm0",      0x01c22000, 1 * KiB },
    100     { "pcm1",      0x01c22400, 1 * KiB },
    101     { "pcm2",      0x01c22800, 1 * KiB },
    102     { "audio",     0x01c22c00, 2 * KiB },
    103     { "smta",      0x01c23400, 1 * KiB },
    104     { "ths",       0x01c25000, 1 * KiB },
    105     { "uart0",     0x01c28000, 1 * KiB },
    106     { "uart1",     0x01c28400, 1 * KiB },
    107     { "uart2",     0x01c28800, 1 * KiB },
    108     { "uart3",     0x01c28c00, 1 * KiB },
    109     { "twi0",      0x01c2ac00, 1 * KiB },
    110     { "twi1",      0x01c2b000, 1 * KiB },
    111     { "twi2",      0x01c2b400, 1 * KiB },
    112     { "scr",       0x01c2c400, 1 * KiB },
    113     { "gpu",       0x01c40000, 64 * KiB },
    114     { "hstmr",     0x01c60000, 4 * KiB },
    115     { "spi0",      0x01c68000, 4 * KiB },
    116     { "spi1",      0x01c69000, 4 * KiB },
    117     { "csi",       0x01cb0000, 320 * KiB },
    118     { "tve",       0x01e00000, 64 * KiB },
    119     { "hdmi",      0x01ee0000, 128 * KiB },
    120     { "r_timer",   0x01f00800, 1 * KiB },
    121     { "r_intc",    0x01f00c00, 1 * KiB },
    122     { "r_wdog",    0x01f01000, 1 * KiB },
    123     { "r_prcm",    0x01f01400, 1 * KiB },
    124     { "r_twd",     0x01f01800, 1 * KiB },
    125     { "r_cir-rx",  0x01f02000, 1 * KiB },
    126     { "r_twi",     0x01f02400, 1 * KiB },
    127     { "r_uart",    0x01f02800, 1 * KiB },
    128     { "r_pio",     0x01f02c00, 1 * KiB },
    129     { "r_pwm",     0x01f03800, 1 * KiB },
    130     { "core-dbg",  0x3f500000, 128 * KiB },
    131     { "tsgen-ro",  0x3f506000, 4 * KiB },
    132     { "tsgen-ctl", 0x3f507000, 4 * KiB },
    133     { "ddr-mem",   0x40000000, 2 * GiB },
    134     { "n-brom",    0xffff0000, 32 * KiB },
    135     { "s-brom",    0xffff0000, 64 * KiB }
    136 };
    137 
    138 /* Per Processor Interrupts */
    139 enum {
    140     AW_H3_GIC_PPI_MAINT     =  9,
    141     AW_H3_GIC_PPI_HYPTIMER  = 10,
    142     AW_H3_GIC_PPI_VIRTTIMER = 11,
    143     AW_H3_GIC_PPI_SECTIMER  = 13,
    144     AW_H3_GIC_PPI_PHYSTIMER = 14
    145 };
    146 
    147 /* Shared Processor Interrupts */
    148 enum {
    149     AW_H3_GIC_SPI_UART0     =  0,
    150     AW_H3_GIC_SPI_UART1     =  1,
    151     AW_H3_GIC_SPI_UART2     =  2,
    152     AW_H3_GIC_SPI_UART3     =  3,
    153     AW_H3_GIC_SPI_TIMER0    = 18,
    154     AW_H3_GIC_SPI_TIMER1    = 19,
    155     AW_H3_GIC_SPI_MMC0      = 60,
    156     AW_H3_GIC_SPI_EHCI0     = 72,
    157     AW_H3_GIC_SPI_OHCI0     = 73,
    158     AW_H3_GIC_SPI_EHCI1     = 74,
    159     AW_H3_GIC_SPI_OHCI1     = 75,
    160     AW_H3_GIC_SPI_EHCI2     = 76,
    161     AW_H3_GIC_SPI_OHCI2     = 77,
    162     AW_H3_GIC_SPI_EHCI3     = 78,
    163     AW_H3_GIC_SPI_OHCI3     = 79,
    164     AW_H3_GIC_SPI_EMAC      = 82
    165 };
    166 
    167 /* Allwinner H3 general constants */
    168 enum {
    169     AW_H3_GIC_NUM_SPI       = 128
    170 };
    171 
    172 void allwinner_h3_bootrom_setup(AwH3State *s, BlockBackend *blk)
    173 {
    174     const int64_t rom_size = 32 * KiB;
    175     g_autofree uint8_t *buffer = g_new0(uint8_t, rom_size);
    176 
    177     if (blk_pread(blk, 8 * KiB, rom_size, buffer, 0) < 0) {
    178         error_setg(&error_fatal, "%s: failed to read BlockBackend data",
    179                    __func__);
    180         return;
    181     }
    182 
    183     rom_add_blob("allwinner-h3.bootrom", buffer, rom_size,
    184                   rom_size, s->memmap[AW_H3_DEV_SRAM_A1],
    185                   NULL, NULL, NULL, NULL, false);
    186 }
    187 
    188 static void allwinner_h3_init(Object *obj)
    189 {
    190     AwH3State *s = AW_H3(obj);
    191 
    192     s->memmap = allwinner_h3_memmap;
    193 
    194     for (int i = 0; i < AW_H3_NUM_CPUS; i++) {
    195         object_initialize_child(obj, "cpu[*]", &s->cpus[i],
    196                                 ARM_CPU_TYPE_NAME("cortex-a7"));
    197     }
    198 
    199     object_initialize_child(obj, "gic", &s->gic, TYPE_ARM_GIC);
    200 
    201     object_initialize_child(obj, "timer", &s->timer, TYPE_AW_A10_PIT);
    202     object_property_add_alias(obj, "clk0-freq", OBJECT(&s->timer),
    203                               "clk0-freq");
    204     object_property_add_alias(obj, "clk1-freq", OBJECT(&s->timer),
    205                               "clk1-freq");
    206 
    207     object_initialize_child(obj, "ccu", &s->ccu, TYPE_AW_H3_CCU);
    208 
    209     object_initialize_child(obj, "sysctrl", &s->sysctrl, TYPE_AW_H3_SYSCTRL);
    210 
    211     object_initialize_child(obj, "cpucfg", &s->cpucfg, TYPE_AW_CPUCFG);
    212 
    213     object_initialize_child(obj, "sid", &s->sid, TYPE_AW_SID);
    214     object_property_add_alias(obj, "identifier", OBJECT(&s->sid),
    215                               "identifier");
    216 
    217     object_initialize_child(obj, "mmc0", &s->mmc0, TYPE_AW_SDHOST_SUN5I);
    218 
    219     object_initialize_child(obj, "emac", &s->emac, TYPE_AW_SUN8I_EMAC);
    220 
    221     object_initialize_child(obj, "dramc", &s->dramc, TYPE_AW_H3_DRAMC);
    222     object_property_add_alias(obj, "ram-addr", OBJECT(&s->dramc),
    223                              "ram-addr");
    224     object_property_add_alias(obj, "ram-size", OBJECT(&s->dramc),
    225                               "ram-size");
    226 
    227     object_initialize_child(obj, "rtc", &s->rtc, TYPE_AW_RTC_SUN6I);
    228 }
    229 
    230 static void allwinner_h3_realize(DeviceState *dev, Error **errp)
    231 {
    232     AwH3State *s = AW_H3(dev);
    233     unsigned i;
    234 
    235     /* CPUs */
    236     for (i = 0; i < AW_H3_NUM_CPUS; i++) {
    237 
    238         /*
    239          * Disable secondary CPUs. Guest EL3 firmware will start
    240          * them via CPU reset control registers.
    241          */
    242         qdev_prop_set_bit(DEVICE(&s->cpus[i]), "start-powered-off",
    243                           i > 0);
    244 
    245         /* All exception levels required */
    246         qdev_prop_set_bit(DEVICE(&s->cpus[i]), "has_el3", true);
    247         qdev_prop_set_bit(DEVICE(&s->cpus[i]), "has_el2", true);
    248 
    249         /* Mark realized */
    250         qdev_realize(DEVICE(&s->cpus[i]), NULL, &error_fatal);
    251     }
    252 
    253     /* Generic Interrupt Controller */
    254     qdev_prop_set_uint32(DEVICE(&s->gic), "num-irq", AW_H3_GIC_NUM_SPI +
    255                                                      GIC_INTERNAL);
    256     qdev_prop_set_uint32(DEVICE(&s->gic), "revision", 2);
    257     qdev_prop_set_uint32(DEVICE(&s->gic), "num-cpu", AW_H3_NUM_CPUS);
    258     qdev_prop_set_bit(DEVICE(&s->gic), "has-security-extensions", false);
    259     qdev_prop_set_bit(DEVICE(&s->gic), "has-virtualization-extensions", true);
    260     sysbus_realize(SYS_BUS_DEVICE(&s->gic), &error_fatal);
    261 
    262     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gic), 0, s->memmap[AW_H3_DEV_GIC_DIST]);
    263     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gic), 1, s->memmap[AW_H3_DEV_GIC_CPU]);
    264     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gic), 2, s->memmap[AW_H3_DEV_GIC_HYP]);
    265     sysbus_mmio_map(SYS_BUS_DEVICE(&s->gic), 3, s->memmap[AW_H3_DEV_GIC_VCPU]);
    266 
    267     /*
    268      * Wire the outputs from each CPU's generic timer and the GICv3
    269      * maintenance interrupt signal to the appropriate GIC PPI inputs,
    270      * and the GIC's IRQ/FIQ/VIRQ/VFIQ interrupt outputs to the CPU's inputs.
    271      */
    272     for (i = 0; i < AW_H3_NUM_CPUS; i++) {
    273         DeviceState *cpudev = DEVICE(&s->cpus[i]);
    274         int ppibase = AW_H3_GIC_NUM_SPI + i * GIC_INTERNAL + GIC_NR_SGIS;
    275         int irq;
    276         /*
    277          * Mapping from the output timer irq lines from the CPU to the
    278          * GIC PPI inputs used for this board.
    279          */
    280         const int timer_irq[] = {
    281             [GTIMER_PHYS] = AW_H3_GIC_PPI_PHYSTIMER,
    282             [GTIMER_VIRT] = AW_H3_GIC_PPI_VIRTTIMER,
    283             [GTIMER_HYP]  = AW_H3_GIC_PPI_HYPTIMER,
    284             [GTIMER_SEC]  = AW_H3_GIC_PPI_SECTIMER,
    285         };
    286 
    287         /* Connect CPU timer outputs to GIC PPI inputs */
    288         for (irq = 0; irq < ARRAY_SIZE(timer_irq); irq++) {
    289             qdev_connect_gpio_out(cpudev, irq,
    290                                   qdev_get_gpio_in(DEVICE(&s->gic),
    291                                                    ppibase + timer_irq[irq]));
    292         }
    293 
    294         /* Connect GIC outputs to CPU interrupt inputs */
    295         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i,
    296                            qdev_get_gpio_in(cpudev, ARM_CPU_IRQ));
    297         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i + AW_H3_NUM_CPUS,
    298                            qdev_get_gpio_in(cpudev, ARM_CPU_FIQ));
    299         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i + (2 * AW_H3_NUM_CPUS),
    300                            qdev_get_gpio_in(cpudev, ARM_CPU_VIRQ));
    301         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i + (3 * AW_H3_NUM_CPUS),
    302                            qdev_get_gpio_in(cpudev, ARM_CPU_VFIQ));
    303 
    304         /* GIC maintenance signal */
    305         sysbus_connect_irq(SYS_BUS_DEVICE(&s->gic), i + (4 * AW_H3_NUM_CPUS),
    306                            qdev_get_gpio_in(DEVICE(&s->gic),
    307                                             ppibase + AW_H3_GIC_PPI_MAINT));
    308     }
    309 
    310     /* Timer */
    311     sysbus_realize(SYS_BUS_DEVICE(&s->timer), &error_fatal);
    312     sysbus_mmio_map(SYS_BUS_DEVICE(&s->timer), 0, s->memmap[AW_H3_DEV_PIT]);
    313     sysbus_connect_irq(SYS_BUS_DEVICE(&s->timer), 0,
    314                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_TIMER0));
    315     sysbus_connect_irq(SYS_BUS_DEVICE(&s->timer), 1,
    316                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_TIMER1));
    317 
    318     /* SRAM */
    319     memory_region_init_ram(&s->sram_a1, OBJECT(dev), "sram A1",
    320                             64 * KiB, &error_abort);
    321     memory_region_init_ram(&s->sram_a2, OBJECT(dev), "sram A2",
    322                             32 * KiB, &error_abort);
    323     memory_region_init_ram(&s->sram_c, OBJECT(dev), "sram C",
    324                             44 * KiB, &error_abort);
    325     memory_region_add_subregion(get_system_memory(), s->memmap[AW_H3_DEV_SRAM_A1],
    326                                 &s->sram_a1);
    327     memory_region_add_subregion(get_system_memory(), s->memmap[AW_H3_DEV_SRAM_A2],
    328                                 &s->sram_a2);
    329     memory_region_add_subregion(get_system_memory(), s->memmap[AW_H3_DEV_SRAM_C],
    330                                 &s->sram_c);
    331 
    332     /* Clock Control Unit */
    333     sysbus_realize(SYS_BUS_DEVICE(&s->ccu), &error_fatal);
    334     sysbus_mmio_map(SYS_BUS_DEVICE(&s->ccu), 0, s->memmap[AW_H3_DEV_CCU]);
    335 
    336     /* System Control */
    337     sysbus_realize(SYS_BUS_DEVICE(&s->sysctrl), &error_fatal);
    338     sysbus_mmio_map(SYS_BUS_DEVICE(&s->sysctrl), 0, s->memmap[AW_H3_DEV_SYSCTRL]);
    339 
    340     /* CPU Configuration */
    341     sysbus_realize(SYS_BUS_DEVICE(&s->cpucfg), &error_fatal);
    342     sysbus_mmio_map(SYS_BUS_DEVICE(&s->cpucfg), 0, s->memmap[AW_H3_DEV_CPUCFG]);
    343 
    344     /* Security Identifier */
    345     sysbus_realize(SYS_BUS_DEVICE(&s->sid), &error_fatal);
    346     sysbus_mmio_map(SYS_BUS_DEVICE(&s->sid), 0, s->memmap[AW_H3_DEV_SID]);
    347 
    348     /* SD/MMC */
    349     object_property_set_link(OBJECT(&s->mmc0), "dma-memory",
    350                              OBJECT(get_system_memory()), &error_fatal);
    351     sysbus_realize(SYS_BUS_DEVICE(&s->mmc0), &error_fatal);
    352     sysbus_mmio_map(SYS_BUS_DEVICE(&s->mmc0), 0, s->memmap[AW_H3_DEV_MMC0]);
    353     sysbus_connect_irq(SYS_BUS_DEVICE(&s->mmc0), 0,
    354                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_MMC0));
    355 
    356     object_property_add_alias(OBJECT(s), "sd-bus", OBJECT(&s->mmc0),
    357                               "sd-bus");
    358 
    359     /* EMAC */
    360     /* FIXME use qdev NIC properties instead of nd_table[] */
    361     if (nd_table[0].used) {
    362         qemu_check_nic_model(&nd_table[0], TYPE_AW_SUN8I_EMAC);
    363         qdev_set_nic_properties(DEVICE(&s->emac), &nd_table[0]);
    364     }
    365     object_property_set_link(OBJECT(&s->emac), "dma-memory",
    366                              OBJECT(get_system_memory()), &error_fatal);
    367     sysbus_realize(SYS_BUS_DEVICE(&s->emac), &error_fatal);
    368     sysbus_mmio_map(SYS_BUS_DEVICE(&s->emac), 0, s->memmap[AW_H3_DEV_EMAC]);
    369     sysbus_connect_irq(SYS_BUS_DEVICE(&s->emac), 0,
    370                        qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_EMAC));
    371 
    372     /* Universal Serial Bus */
    373     sysbus_create_simple(TYPE_AW_H3_EHCI, s->memmap[AW_H3_DEV_EHCI0],
    374                          qdev_get_gpio_in(DEVICE(&s->gic),
    375                                           AW_H3_GIC_SPI_EHCI0));
    376     sysbus_create_simple(TYPE_AW_H3_EHCI, s->memmap[AW_H3_DEV_EHCI1],
    377                          qdev_get_gpio_in(DEVICE(&s->gic),
    378                                           AW_H3_GIC_SPI_EHCI1));
    379     sysbus_create_simple(TYPE_AW_H3_EHCI, s->memmap[AW_H3_DEV_EHCI2],
    380                          qdev_get_gpio_in(DEVICE(&s->gic),
    381                                           AW_H3_GIC_SPI_EHCI2));
    382     sysbus_create_simple(TYPE_AW_H3_EHCI, s->memmap[AW_H3_DEV_EHCI3],
    383                          qdev_get_gpio_in(DEVICE(&s->gic),
    384                                           AW_H3_GIC_SPI_EHCI3));
    385 
    386     sysbus_create_simple("sysbus-ohci", s->memmap[AW_H3_DEV_OHCI0],
    387                          qdev_get_gpio_in(DEVICE(&s->gic),
    388                                           AW_H3_GIC_SPI_OHCI0));
    389     sysbus_create_simple("sysbus-ohci", s->memmap[AW_H3_DEV_OHCI1],
    390                          qdev_get_gpio_in(DEVICE(&s->gic),
    391                                           AW_H3_GIC_SPI_OHCI1));
    392     sysbus_create_simple("sysbus-ohci", s->memmap[AW_H3_DEV_OHCI2],
    393                          qdev_get_gpio_in(DEVICE(&s->gic),
    394                                           AW_H3_GIC_SPI_OHCI2));
    395     sysbus_create_simple("sysbus-ohci", s->memmap[AW_H3_DEV_OHCI3],
    396                          qdev_get_gpio_in(DEVICE(&s->gic),
    397                                           AW_H3_GIC_SPI_OHCI3));
    398 
    399     /* UART0. For future clocktree API: All UARTS are connected to APB2_CLK. */
    400     serial_mm_init(get_system_memory(), s->memmap[AW_H3_DEV_UART0], 2,
    401                    qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_UART0),
    402                    115200, serial_hd(0), DEVICE_NATIVE_ENDIAN);
    403     /* UART1 */
    404     serial_mm_init(get_system_memory(), s->memmap[AW_H3_DEV_UART1], 2,
    405                    qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_UART1),
    406                    115200, serial_hd(1), DEVICE_NATIVE_ENDIAN);
    407     /* UART2 */
    408     serial_mm_init(get_system_memory(), s->memmap[AW_H3_DEV_UART2], 2,
    409                    qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_UART2),
    410                    115200, serial_hd(2), DEVICE_NATIVE_ENDIAN);
    411     /* UART3 */
    412     serial_mm_init(get_system_memory(), s->memmap[AW_H3_DEV_UART3], 2,
    413                    qdev_get_gpio_in(DEVICE(&s->gic), AW_H3_GIC_SPI_UART3),
    414                    115200, serial_hd(3), DEVICE_NATIVE_ENDIAN);
    415 
    416     /* DRAMC */
    417     sysbus_realize(SYS_BUS_DEVICE(&s->dramc), &error_fatal);
    418     sysbus_mmio_map(SYS_BUS_DEVICE(&s->dramc), 0, s->memmap[AW_H3_DEV_DRAMCOM]);
    419     sysbus_mmio_map(SYS_BUS_DEVICE(&s->dramc), 1, s->memmap[AW_H3_DEV_DRAMCTL]);
    420     sysbus_mmio_map(SYS_BUS_DEVICE(&s->dramc), 2, s->memmap[AW_H3_DEV_DRAMPHY]);
    421 
    422     /* RTC */
    423     sysbus_realize(SYS_BUS_DEVICE(&s->rtc), &error_fatal);
    424     sysbus_mmio_map(SYS_BUS_DEVICE(&s->rtc), 0, s->memmap[AW_H3_DEV_RTC]);
    425 
    426     /* Unimplemented devices */
    427     for (i = 0; i < ARRAY_SIZE(unimplemented); i++) {
    428         create_unimplemented_device(unimplemented[i].device_name,
    429                                     unimplemented[i].base,
    430                                     unimplemented[i].size);
    431     }
    432 }
    433 
    434 static void allwinner_h3_class_init(ObjectClass *oc, void *data)
    435 {
    436     DeviceClass *dc = DEVICE_CLASS(oc);
    437 
    438     dc->realize = allwinner_h3_realize;
    439     /* Reason: uses serial_hd() in realize function */
    440     dc->user_creatable = false;
    441 }
    442 
    443 static const TypeInfo allwinner_h3_type_info = {
    444     .name = TYPE_AW_H3,
    445     .parent = TYPE_DEVICE,
    446     .instance_size = sizeof(AwH3State),
    447     .instance_init = allwinner_h3_init,
    448     .class_init = allwinner_h3_class_init,
    449 };
    450 
    451 static void allwinner_h3_register_types(void)
    452 {
    453     type_register_static(&allwinner_h3_type_info);
    454 }
    455 
    456 type_init(allwinner_h3_register_types)