Exynos4210State *exynos4210_init(MemoryRegion *system_mem,
unsigned long ram_size)
{
qemu_irq cpu_irq[EXYNOS4210_NCPUS];
int i, n;
Exynos4210State *s = g_new(Exynos4210State, 1);
qemu_irq *irqp;
qemu_irq gate_irq[EXYNOS4210_NCPUS][EXYNOS4210_IRQ_GATE_NINPUTS];
unsigned long mem_size;
DeviceState *dev;
SysBusDevice *busdev;
for (n = 0; n < EXYNOS4210_NCPUS; n++) {
s->cpu[n] = cpu_arm_init("cortex-a9");
if (!s->cpu[n]) {
fprintf(stderr, "Unable to find CPU %d definition\n", n);
exit(1);
}
/* Create PIC controller for each processor instance */
irqp = arm_pic_init_cpu(s->cpu[n]);
/*
* Get GICs gpio_in cpu_irq to connect a combiner to them later.
* Use only IRQ for a while.
*/
cpu_irq[n] = irqp[ARM_PIC_CPU_IRQ];
}
/*** IRQs ***/
s->irq_table = exynos4210_init_irq(&s->irqs);
/* IRQ Gate */
for (i = 0; i < EXYNOS4210_NCPUS; i++) {
dev = qdev_create(NULL, "exynos4210.irq_gate");
qdev_prop_set_uint32(dev, "n_in", EXYNOS4210_IRQ_GATE_NINPUTS);
qdev_init_nofail(dev);
/* Get IRQ Gate input in gate_irq */
for (n = 0; n < EXYNOS4210_IRQ_GATE_NINPUTS; n++) {
gate_irq[i][n] = qdev_get_gpio_in(dev, n);
}
busdev = SYS_BUS_DEVICE(dev);
/* Connect IRQ Gate output to cpu_irq */
sysbus_connect_irq(busdev, 0, cpu_irq[i]);
}
/* Private memory region and Internal GIC */
dev = qdev_create(NULL, "a9mpcore_priv");
qdev_prop_set_uint32(dev, "num-cpu", EXYNOS4210_NCPUS);
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
sysbus_mmio_map(busdev, 0, EXYNOS4210_SMP_PRIVATE_BASE_ADDR);
for (n = 0; n < EXYNOS4210_NCPUS; n++) {
sysbus_connect_irq(busdev, n, gate_irq[n][0]);
}
for (n = 0; n < EXYNOS4210_INT_GIC_NIRQ; n++) {
s->irqs.int_gic_irq[n] = qdev_get_gpio_in(dev, n);
}
/* Cache controller */
sysbus_create_simple("l2x0", EXYNOS4210_L2X0_BASE_ADDR, NULL);
/* External GIC */
dev = qdev_create(NULL, "exynos4210.gic");
qdev_prop_set_uint32(dev, "num-cpu", EXYNOS4210_NCPUS);
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
/* Map CPU interface */
sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_GIC_CPU_BASE_ADDR);
/* Map Distributer interface */
sysbus_mmio_map(busdev, 1, EXYNOS4210_EXT_GIC_DIST_BASE_ADDR);
for (n = 0; n < EXYNOS4210_NCPUS; n++) {
sysbus_connect_irq(busdev, n, gate_irq[n][1]);
}
for (n = 0; n < EXYNOS4210_EXT_GIC_NIRQ; n++) {
s->irqs.ext_gic_irq[n] = qdev_get_gpio_in(dev, n);
}
/* Internal Interrupt Combiner */
dev = qdev_create(NULL, "exynos4210.combiner");
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) {
sysbus_connect_irq(busdev, n, s->irqs.int_gic_irq[n]);
}
exynos4210_combiner_get_gpioin(&s->irqs, dev, 0);
sysbus_mmio_map(busdev, 0, EXYNOS4210_INT_COMBINER_BASE_ADDR);
/* External Interrupt Combiner */
dev = qdev_create(NULL, "exynos4210.combiner");
qdev_prop_set_uint32(dev, "external", 1);
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) {
sysbus_connect_irq(busdev, n, s->irqs.ext_gic_irq[n]);
}
exynos4210_combiner_get_gpioin(&s->irqs, dev, 1);
sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_COMBINER_BASE_ADDR);
/* Initialize board IRQs. */
exynos4210_init_board_irqs(&s->irqs);
/*** Memory ***/
/* Chip-ID and OMR */
memory_region_init_ram_ptr(&s->chipid_mem, "exynos4210.chipid",
sizeof(chipid_and_omr), chipid_and_omr);
memory_region_set_readonly(&s->chipid_mem, true);
memory_region_add_subregion(system_mem, EXYNOS4210_CHIPID_ADDR,
&s->chipid_mem);
/* Internal ROM */
memory_region_init_ram(&s->irom_mem, "exynos4210.irom",
EXYNOS4210_IROM_SIZE);
memory_region_set_readonly(&s->irom_mem, true);
memory_region_add_subregion(system_mem, EXYNOS4210_IROM_BASE_ADDR,
&s->irom_mem);
/* mirror of iROM */
memory_region_init_alias(&s->irom_alias_mem, "exynos4210.irom_alias",
&s->irom_mem,
0,
EXYNOS4210_IROM_SIZE);
memory_region_set_readonly(&s->irom_alias_mem, true);
memory_region_add_subregion(system_mem, EXYNOS4210_IROM_MIRROR_BASE_ADDR,
&s->irom_alias_mem);
/* Internal RAM */
memory_region_init_ram(&s->iram_mem, "exynos4210.iram",
EXYNOS4210_IRAM_SIZE);
vmstate_register_ram_global(&s->iram_mem);
memory_region_add_subregion(system_mem, EXYNOS4210_IRAM_BASE_ADDR,
&s->iram_mem);
/* DRAM */
mem_size = ram_size;
if (mem_size > EXYNOS4210_DRAM_MAX_SIZE) {
memory_region_init_ram(&s->dram1_mem, "exynos4210.dram1",
mem_size - EXYNOS4210_DRAM_MAX_SIZE);
vmstate_register_ram_global(&s->dram1_mem);
memory_region_add_subregion(system_mem, EXYNOS4210_DRAM1_BASE_ADDR,
&s->dram1_mem);
mem_size = EXYNOS4210_DRAM_MAX_SIZE;
}
memory_region_init_ram(&s->dram0_mem, "exynos4210.dram0", mem_size);
vmstate_register_ram_global(&s->dram0_mem);
memory_region_add_subregion(system_mem, EXYNOS4210_DRAM0_BASE_ADDR,
&s->dram0_mem);
/* PMU.
* The only reason of existence at the moment is that secondary CPU boot
* loader uses PMU INFORM5 register as a holding pen.
*/
sysbus_create_simple("exynos4210.pmu", EXYNOS4210_PMU_BASE_ADDR, NULL);
/* PWM */
sysbus_create_varargs("exynos4210.pwm", EXYNOS4210_PWM_BASE_ADDR,
s->irq_table[exynos4210_get_irq(22, 0)],
s->irq_table[exynos4210_get_irq(22, 1)],
s->irq_table[exynos4210_get_irq(22, 2)],
s->irq_table[exynos4210_get_irq(22, 3)],
s->irq_table[exynos4210_get_irq(22, 4)],
NULL);
/* RTC */
sysbus_create_varargs("exynos4210.rtc", EXYNOS4210_RTC_BASE_ADDR,
s->irq_table[exynos4210_get_irq(23, 0)],
s->irq_table[exynos4210_get_irq(23, 1)],
NULL);
/* Multi Core Timer */
dev = qdev_create(NULL, "exynos4210.mct");
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
for (n = 0; n < 4; n++) {
/* Connect global timer interrupts to Combiner gpio_in */
sysbus_connect_irq(busdev, n,
s->irq_table[exynos4210_get_irq(1, 4 + n)]);
}
/* Connect local timer interrupts to Combiner gpio_in */
sysbus_connect_irq(busdev, 4,
s->irq_table[exynos4210_get_irq(51, 0)]);
sysbus_connect_irq(busdev, 5,
s->irq_table[exynos4210_get_irq(35, 3)]);
sysbus_mmio_map(busdev, 0, EXYNOS4210_MCT_BASE_ADDR);
/*** I2C ***/
for (n = 0; n < EXYNOS4210_I2C_NUMBER; n++) {
uint32_t addr = EXYNOS4210_I2C_BASE_ADDR + EXYNOS4210_I2C_SHIFT * n;
qemu_irq i2c_irq;
if (n < 8) {
i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_I2C_INTG, n)];
} else {
i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_HDMI_INTG, 1)];
}
dev = qdev_create(NULL, "exynos4210.i2c");
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
sysbus_connect_irq(busdev, 0, i2c_irq);
sysbus_mmio_map(busdev, 0, addr);
s->i2c_if[n] = (i2c_bus *)qdev_get_child_bus(dev, "i2c");
}
/*** UARTs ***/
exynos4210_uart_create(EXYNOS4210_UART0_BASE_ADDR,
EXYNOS4210_UART0_FIFO_SIZE, 0, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 0)]);
exynos4210_uart_create(EXYNOS4210_UART1_BASE_ADDR,
EXYNOS4210_UART1_FIFO_SIZE, 1, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 1)]);
exynos4210_uart_create(EXYNOS4210_UART2_BASE_ADDR,
EXYNOS4210_UART2_FIFO_SIZE, 2, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 2)]);
exynos4210_uart_create(EXYNOS4210_UART3_BASE_ADDR,
EXYNOS4210_UART3_FIFO_SIZE, 3, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 3)]);
/*** Display controller (FIMD) ***/
sysbus_create_varargs("exynos4210.fimd", EXYNOS4210_FIMD0_BASE_ADDR,
s->irq_table[exynos4210_get_irq(11, 0)],
s->irq_table[exynos4210_get_irq(11, 1)],
s->irq_table[exynos4210_get_irq(11, 2)],
NULL);
sysbus_create_simple(TYPE_EXYNOS4210_EHCI, EXYNOS4210_EHCI_BASE_ADDR,
s->irq_table[exynos4210_get_irq(28, 3)]);
return s;
}
Exynos4210State *exynos4210_init(MemoryRegion *system_mem,
unsigned long ram_size)
{
int i, n;
Exynos4210State *s = g_new(Exynos4210State, 1);
qemu_irq gate_irq[EXYNOS4210_NCPUS][EXYNOS4210_IRQ_GATE_NINPUTS];
unsigned long mem_size;
DeviceState *dev;
SysBusDevice *busdev;
ObjectClass *cpu_oc;
cpu_oc = cpu_class_by_name(TYPE_ARM_CPU, "cortex-a9");
assert(cpu_oc);
for (n = 0; n < EXYNOS4210_NCPUS; n++) {
Object *cpuobj = object_new(object_class_get_name(cpu_oc));
Error *err = NULL;
/* By default A9 CPUs have EL3 enabled. This board does not currently
* support EL3 so the CPU EL3 property is disabled before realization.
*/
if (object_property_find(cpuobj, "has_el3", NULL)) {
object_property_set_bool(cpuobj, false, "has_el3", &err);
if (err) {
error_report("%s", error_get_pretty(err));
exit(1);
}
}
s->cpu[n] = ARM_CPU(cpuobj);
object_property_set_int(cpuobj, EXYNOS4210_SMP_PRIVATE_BASE_ADDR,
"reset-cbar", &error_abort);
object_property_set_bool(cpuobj, true, "realized", &err);
if (err) {
error_report("%s", error_get_pretty(err));
exit(1);
}
}
/*** IRQs ***/
s->irq_table = exynos4210_init_irq(&s->irqs);
/* IRQ Gate */
for (i = 0; i < EXYNOS4210_NCPUS; i++) {
dev = qdev_create(NULL, "exynos4210.irq_gate");
qdev_prop_set_uint32(dev, "n_in", EXYNOS4210_IRQ_GATE_NINPUTS);
qdev_init_nofail(dev);
/* Get IRQ Gate input in gate_irq */
for (n = 0; n < EXYNOS4210_IRQ_GATE_NINPUTS; n++) {
gate_irq[i][n] = qdev_get_gpio_in(dev, n);
}
busdev = SYS_BUS_DEVICE(dev);
/* Connect IRQ Gate output to CPU's IRQ line */
sysbus_connect_irq(busdev, 0,
qdev_get_gpio_in(DEVICE(s->cpu[i]), ARM_CPU_IRQ));
}
/* Private memory region and Internal GIC */
dev = qdev_create(NULL, "a9mpcore_priv");
qdev_prop_set_uint32(dev, "num-cpu", EXYNOS4210_NCPUS);
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
sysbus_mmio_map(busdev, 0, EXYNOS4210_SMP_PRIVATE_BASE_ADDR);
for (n = 0; n < EXYNOS4210_NCPUS; n++) {
sysbus_connect_irq(busdev, n, gate_irq[n][0]);
}
for (n = 0; n < EXYNOS4210_INT_GIC_NIRQ; n++) {
s->irqs.int_gic_irq[n] = qdev_get_gpio_in(dev, n);
}
/* Cache controller */
sysbus_create_simple("l2x0", EXYNOS4210_L2X0_BASE_ADDR, NULL);
/* External GIC */
dev = qdev_create(NULL, "exynos4210.gic");
qdev_prop_set_uint32(dev, "num-cpu", EXYNOS4210_NCPUS);
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
/* Map CPU interface */
sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_GIC_CPU_BASE_ADDR);
/* Map Distributer interface */
sysbus_mmio_map(busdev, 1, EXYNOS4210_EXT_GIC_DIST_BASE_ADDR);
for (n = 0; n < EXYNOS4210_NCPUS; n++) {
sysbus_connect_irq(busdev, n, gate_irq[n][1]);
}
for (n = 0; n < EXYNOS4210_EXT_GIC_NIRQ; n++) {
s->irqs.ext_gic_irq[n] = qdev_get_gpio_in(dev, n);
}
/* Internal Interrupt Combiner */
dev = qdev_create(NULL, "exynos4210.combiner");
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) {
sysbus_connect_irq(busdev, n, s->irqs.int_gic_irq[n]);
}
exynos4210_combiner_get_gpioin(&s->irqs, dev, 0);
sysbus_mmio_map(busdev, 0, EXYNOS4210_INT_COMBINER_BASE_ADDR);
/* External Interrupt Combiner */
dev = qdev_create(NULL, "exynos4210.combiner");
qdev_prop_set_uint32(dev, "external", 1);
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) {
sysbus_connect_irq(busdev, n, s->irqs.ext_gic_irq[n]);
}
exynos4210_combiner_get_gpioin(&s->irqs, dev, 1);
sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_COMBINER_BASE_ADDR);
/* Initialize board IRQs. */
exynos4210_init_board_irqs(&s->irqs);
/*** Memory ***/
/* Chip-ID and OMR */
memory_region_init_io(&s->chipid_mem, NULL, &exynos4210_chipid_and_omr_ops,
NULL, "exynos4210.chipid", sizeof(chipid_and_omr));
memory_region_add_subregion(system_mem, EXYNOS4210_CHIPID_ADDR,
&s->chipid_mem);
/* Internal ROM */
memory_region_init_ram(&s->irom_mem, NULL, "exynos4210.irom",
EXYNOS4210_IROM_SIZE, &error_abort);
vmstate_register_ram_global(&s->irom_mem);
memory_region_set_readonly(&s->irom_mem, true);
memory_region_add_subregion(system_mem, EXYNOS4210_IROM_BASE_ADDR,
&s->irom_mem);
/* mirror of iROM */
memory_region_init_alias(&s->irom_alias_mem, NULL, "exynos4210.irom_alias",
&s->irom_mem,
0,
EXYNOS4210_IROM_SIZE);
memory_region_set_readonly(&s->irom_alias_mem, true);
memory_region_add_subregion(system_mem, EXYNOS4210_IROM_MIRROR_BASE_ADDR,
&s->irom_alias_mem);
/* Internal RAM */
memory_region_init_ram(&s->iram_mem, NULL, "exynos4210.iram",
EXYNOS4210_IRAM_SIZE, &error_abort);
vmstate_register_ram_global(&s->iram_mem);
memory_region_add_subregion(system_mem, EXYNOS4210_IRAM_BASE_ADDR,
&s->iram_mem);
/* DRAM */
mem_size = ram_size;
if (mem_size > EXYNOS4210_DRAM_MAX_SIZE) {
memory_region_init_ram(&s->dram1_mem, NULL, "exynos4210.dram1",
mem_size - EXYNOS4210_DRAM_MAX_SIZE, &error_abort);
vmstate_register_ram_global(&s->dram1_mem);
memory_region_add_subregion(system_mem, EXYNOS4210_DRAM1_BASE_ADDR,
&s->dram1_mem);
mem_size = EXYNOS4210_DRAM_MAX_SIZE;
}
memory_region_init_ram(&s->dram0_mem, NULL, "exynos4210.dram0", mem_size,
&error_abort);
vmstate_register_ram_global(&s->dram0_mem);
memory_region_add_subregion(system_mem, EXYNOS4210_DRAM0_BASE_ADDR,
&s->dram0_mem);
/* PMU.
* The only reason of existence at the moment is that secondary CPU boot
* loader uses PMU INFORM5 register as a holding pen.
*/
sysbus_create_simple("exynos4210.pmu", EXYNOS4210_PMU_BASE_ADDR, NULL);
/* PWM */
sysbus_create_varargs("exynos4210.pwm", EXYNOS4210_PWM_BASE_ADDR,
s->irq_table[exynos4210_get_irq(22, 0)],
s->irq_table[exynos4210_get_irq(22, 1)],
s->irq_table[exynos4210_get_irq(22, 2)],
s->irq_table[exynos4210_get_irq(22, 3)],
s->irq_table[exynos4210_get_irq(22, 4)],
NULL);
/* RTC */
sysbus_create_varargs("exynos4210.rtc", EXYNOS4210_RTC_BASE_ADDR,
s->irq_table[exynos4210_get_irq(23, 0)],
s->irq_table[exynos4210_get_irq(23, 1)],
NULL);
/* Multi Core Timer */
dev = qdev_create(NULL, "exynos4210.mct");
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
for (n = 0; n < 4; n++) {
/* Connect global timer interrupts to Combiner gpio_in */
sysbus_connect_irq(busdev, n,
s->irq_table[exynos4210_get_irq(1, 4 + n)]);
}
/* Connect local timer interrupts to Combiner gpio_in */
sysbus_connect_irq(busdev, 4,
s->irq_table[exynos4210_get_irq(51, 0)]);
sysbus_connect_irq(busdev, 5,
s->irq_table[exynos4210_get_irq(35, 3)]);
sysbus_mmio_map(busdev, 0, EXYNOS4210_MCT_BASE_ADDR);
/*** I2C ***/
for (n = 0; n < EXYNOS4210_I2C_NUMBER; n++) {
uint32_t addr = EXYNOS4210_I2C_BASE_ADDR + EXYNOS4210_I2C_SHIFT * n;
qemu_irq i2c_irq;
if (n < 8) {
i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_I2C_INTG, n)];
} else {
i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_HDMI_INTG, 1)];
}
dev = qdev_create(NULL, "exynos4210.i2c");
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
sysbus_connect_irq(busdev, 0, i2c_irq);
sysbus_mmio_map(busdev, 0, addr);
s->i2c_if[n] = (I2CBus *)qdev_get_child_bus(dev, "i2c");
}
/*** UARTs ***/
exynos4210_uart_create(EXYNOS4210_UART0_BASE_ADDR,
EXYNOS4210_UART0_FIFO_SIZE, 0, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 0)]);
exynos4210_uart_create(EXYNOS4210_UART1_BASE_ADDR,
EXYNOS4210_UART1_FIFO_SIZE, 1, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 1)]);
exynos4210_uart_create(EXYNOS4210_UART2_BASE_ADDR,
EXYNOS4210_UART2_FIFO_SIZE, 2, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 2)]);
exynos4210_uart_create(EXYNOS4210_UART3_BASE_ADDR,
EXYNOS4210_UART3_FIFO_SIZE, 3, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 3)]);
/*** Display controller (FIMD) ***/
sysbus_create_varargs("exynos4210.fimd", EXYNOS4210_FIMD0_BASE_ADDR,
s->irq_table[exynos4210_get_irq(11, 0)],
s->irq_table[exynos4210_get_irq(11, 1)],
s->irq_table[exynos4210_get_irq(11, 2)],
NULL);
sysbus_create_simple(TYPE_EXYNOS4210_EHCI, EXYNOS4210_EHCI_BASE_ADDR,
s->irq_table[exynos4210_get_irq(28, 3)]);
return s;
}
Exynos4210State *exynos4210_init(MemoryRegion *system_mem)
{
Exynos4210State *s = g_new(Exynos4210State, 1);
qemu_irq gate_irq[EXYNOS4210_NCPUS][EXYNOS4210_IRQ_GATE_NINPUTS];
SysBusDevice *busdev;
DeviceState *dev;
int i, n;
for (n = 0; n < EXYNOS4210_NCPUS; n++) {
Object *cpuobj = object_new(ARM_CPU_TYPE_NAME("cortex-a9"));
/* By default A9 CPUs have EL3 enabled. This board does not currently
* support EL3 so the CPU EL3 property is disabled before realization.
*/
if (object_property_find(cpuobj, "has_el3", NULL)) {
object_property_set_bool(cpuobj, false, "has_el3", &error_fatal);
}
s->cpu[n] = ARM_CPU(cpuobj);
object_property_set_int(cpuobj, exynos4210_calc_affinity(n),
"mp-affinity", &error_abort);
object_property_set_int(cpuobj, EXYNOS4210_SMP_PRIVATE_BASE_ADDR,
"reset-cbar", &error_abort);
object_property_set_bool(cpuobj, true, "realized", &error_fatal);
}
/*** IRQs ***/
s->irq_table = exynos4210_init_irq(&s->irqs);
/* IRQ Gate */
for (i = 0; i < EXYNOS4210_NCPUS; i++) {
dev = qdev_create(NULL, "exynos4210.irq_gate");
qdev_prop_set_uint32(dev, "n_in", EXYNOS4210_IRQ_GATE_NINPUTS);
qdev_init_nofail(dev);
/* Get IRQ Gate input in gate_irq */
for (n = 0; n < EXYNOS4210_IRQ_GATE_NINPUTS; n++) {
gate_irq[i][n] = qdev_get_gpio_in(dev, n);
}
busdev = SYS_BUS_DEVICE(dev);
/* Connect IRQ Gate output to CPU's IRQ line */
sysbus_connect_irq(busdev, 0,
qdev_get_gpio_in(DEVICE(s->cpu[i]), ARM_CPU_IRQ));
}
/* Private memory region and Internal GIC */
dev = qdev_create(NULL, TYPE_A9MPCORE_PRIV);
qdev_prop_set_uint32(dev, "num-cpu", EXYNOS4210_NCPUS);
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
sysbus_mmio_map(busdev, 0, EXYNOS4210_SMP_PRIVATE_BASE_ADDR);
for (n = 0; n < EXYNOS4210_NCPUS; n++) {
sysbus_connect_irq(busdev, n, gate_irq[n][0]);
}
for (n = 0; n < EXYNOS4210_INT_GIC_NIRQ; n++) {
s->irqs.int_gic_irq[n] = qdev_get_gpio_in(dev, n);
}
/* Cache controller */
sysbus_create_simple("l2x0", EXYNOS4210_L2X0_BASE_ADDR, NULL);
/* External GIC */
dev = qdev_create(NULL, "exynos4210.gic");
qdev_prop_set_uint32(dev, "num-cpu", EXYNOS4210_NCPUS);
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
/* Map CPU interface */
sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_GIC_CPU_BASE_ADDR);
/* Map Distributer interface */
sysbus_mmio_map(busdev, 1, EXYNOS4210_EXT_GIC_DIST_BASE_ADDR);
for (n = 0; n < EXYNOS4210_NCPUS; n++) {
sysbus_connect_irq(busdev, n, gate_irq[n][1]);
}
for (n = 0; n < EXYNOS4210_EXT_GIC_NIRQ; n++) {
s->irqs.ext_gic_irq[n] = qdev_get_gpio_in(dev, n);
}
/* Internal Interrupt Combiner */
dev = qdev_create(NULL, "exynos4210.combiner");
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) {
sysbus_connect_irq(busdev, n, s->irqs.int_gic_irq[n]);
}
exynos4210_combiner_get_gpioin(&s->irqs, dev, 0);
sysbus_mmio_map(busdev, 0, EXYNOS4210_INT_COMBINER_BASE_ADDR);
/* External Interrupt Combiner */
dev = qdev_create(NULL, "exynos4210.combiner");
qdev_prop_set_uint32(dev, "external", 1);
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
for (n = 0; n < EXYNOS4210_MAX_INT_COMBINER_OUT_IRQ; n++) {
sysbus_connect_irq(busdev, n, s->irqs.ext_gic_irq[n]);
}
exynos4210_combiner_get_gpioin(&s->irqs, dev, 1);
sysbus_mmio_map(busdev, 0, EXYNOS4210_EXT_COMBINER_BASE_ADDR);
/* Initialize board IRQs. */
exynos4210_init_board_irqs(&s->irqs);
/*** Memory ***/
/* Chip-ID and OMR */
memory_region_init_io(&s->chipid_mem, NULL, &exynos4210_chipid_and_omr_ops,
NULL, "exynos4210.chipid", sizeof(chipid_and_omr));
memory_region_add_subregion(system_mem, EXYNOS4210_CHIPID_ADDR,
&s->chipid_mem);
/* Internal ROM */
memory_region_init_ram(&s->irom_mem, NULL, "exynos4210.irom",
EXYNOS4210_IROM_SIZE, &error_fatal);
memory_region_set_readonly(&s->irom_mem, true);
memory_region_add_subregion(system_mem, EXYNOS4210_IROM_BASE_ADDR,
&s->irom_mem);
/* mirror of iROM */
memory_region_init_alias(&s->irom_alias_mem, NULL, "exynos4210.irom_alias",
&s->irom_mem,
0,
EXYNOS4210_IROM_SIZE);
memory_region_set_readonly(&s->irom_alias_mem, true);
memory_region_add_subregion(system_mem, EXYNOS4210_IROM_MIRROR_BASE_ADDR,
&s->irom_alias_mem);
/* Internal RAM */
memory_region_init_ram(&s->iram_mem, NULL, "exynos4210.iram",
EXYNOS4210_IRAM_SIZE, &error_fatal);
memory_region_add_subregion(system_mem, EXYNOS4210_IRAM_BASE_ADDR,
&s->iram_mem);
/* PMU.
* The only reason of existence at the moment is that secondary CPU boot
* loader uses PMU INFORM5 register as a holding pen.
*/
sysbus_create_simple("exynos4210.pmu", EXYNOS4210_PMU_BASE_ADDR, NULL);
sysbus_create_simple("exynos4210.clk", EXYNOS4210_CLK_BASE_ADDR, NULL);
sysbus_create_simple("exynos4210.rng", EXYNOS4210_RNG_BASE_ADDR, NULL);
/* PWM */
sysbus_create_varargs("exynos4210.pwm", EXYNOS4210_PWM_BASE_ADDR,
s->irq_table[exynos4210_get_irq(22, 0)],
s->irq_table[exynos4210_get_irq(22, 1)],
s->irq_table[exynos4210_get_irq(22, 2)],
s->irq_table[exynos4210_get_irq(22, 3)],
s->irq_table[exynos4210_get_irq(22, 4)],
NULL);
/* RTC */
sysbus_create_varargs("exynos4210.rtc", EXYNOS4210_RTC_BASE_ADDR,
s->irq_table[exynos4210_get_irq(23, 0)],
s->irq_table[exynos4210_get_irq(23, 1)],
NULL);
/* Multi Core Timer */
dev = qdev_create(NULL, "exynos4210.mct");
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
for (n = 0; n < 4; n++) {
/* Connect global timer interrupts to Combiner gpio_in */
sysbus_connect_irq(busdev, n,
s->irq_table[exynos4210_get_irq(1, 4 + n)]);
}
/* Connect local timer interrupts to Combiner gpio_in */
sysbus_connect_irq(busdev, 4,
s->irq_table[exynos4210_get_irq(51, 0)]);
sysbus_connect_irq(busdev, 5,
s->irq_table[exynos4210_get_irq(35, 3)]);
sysbus_mmio_map(busdev, 0, EXYNOS4210_MCT_BASE_ADDR);
/*** I2C ***/
for (n = 0; n < EXYNOS4210_I2C_NUMBER; n++) {
uint32_t addr = EXYNOS4210_I2C_BASE_ADDR + EXYNOS4210_I2C_SHIFT * n;
qemu_irq i2c_irq;
if (n < 8) {
i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_I2C_INTG, n)];
} else {
i2c_irq = s->irq_table[exynos4210_get_irq(EXYNOS4210_HDMI_INTG, 1)];
}
dev = qdev_create(NULL, "exynos4210.i2c");
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
sysbus_connect_irq(busdev, 0, i2c_irq);
sysbus_mmio_map(busdev, 0, addr);
s->i2c_if[n] = (I2CBus *)qdev_get_child_bus(dev, "i2c");
}
/*** UARTs ***/
exynos4210_uart_create(EXYNOS4210_UART0_BASE_ADDR,
EXYNOS4210_UART0_FIFO_SIZE, 0, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 0)]);
exynos4210_uart_create(EXYNOS4210_UART1_BASE_ADDR,
EXYNOS4210_UART1_FIFO_SIZE, 1, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 1)]);
exynos4210_uart_create(EXYNOS4210_UART2_BASE_ADDR,
EXYNOS4210_UART2_FIFO_SIZE, 2, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 2)]);
exynos4210_uart_create(EXYNOS4210_UART3_BASE_ADDR,
EXYNOS4210_UART3_FIFO_SIZE, 3, NULL,
s->irq_table[exynos4210_get_irq(EXYNOS4210_UART_INT_GRP, 3)]);
/*** SD/MMC host controllers ***/
for (n = 0; n < EXYNOS4210_SDHCI_NUMBER; n++) {
DeviceState *carddev;
BlockBackend *blk;
DriveInfo *di;
/* Compatible with:
* - SD Host Controller Specification Version 2.0
* - SDIO Specification Version 2.0
* - MMC Specification Version 4.3
* - SDMA
* - ADMA2
*
* As this part of the Exynos4210 is not publically available,
* we used the "HS-MMC Controller S3C2416X RISC Microprocessor"
* public datasheet which is very similar (implementing
* MMC Specification Version 4.0 being the only difference noted)
*/
dev = qdev_create(NULL, TYPE_SYSBUS_SDHCI);
qdev_prop_set_uint64(dev, "capareg", EXYNOS4210_SDHCI_CAPABILITIES);
qdev_init_nofail(dev);
busdev = SYS_BUS_DEVICE(dev);
sysbus_mmio_map(busdev, 0, EXYNOS4210_SDHCI_ADDR(n));
sysbus_connect_irq(busdev, 0, s->irq_table[exynos4210_get_irq(29, n)]);
di = drive_get(IF_SD, 0, n);
blk = di ? blk_by_legacy_dinfo(di) : NULL;
carddev = qdev_create(qdev_get_child_bus(dev, "sd-bus"), TYPE_SD_CARD);
qdev_prop_set_drive(carddev, "drive", blk, &error_abort);
qdev_init_nofail(carddev);
}
/*** Display controller (FIMD) ***/
sysbus_create_varargs("exynos4210.fimd", EXYNOS4210_FIMD0_BASE_ADDR,
s->irq_table[exynos4210_get_irq(11, 0)],
s->irq_table[exynos4210_get_irq(11, 1)],
s->irq_table[exynos4210_get_irq(11, 2)],
NULL);
sysbus_create_simple(TYPE_EXYNOS4210_EHCI, EXYNOS4210_EHCI_BASE_ADDR,
s->irq_table[exynos4210_get_irq(28, 3)]);
return s;
}
