* Rasperry Pi 2 emulation and refactoring Copyright (c) 2015, Microsoft
* Written by Andrew Baumann
*
- * This code is licensed under the GNU GPLv2 and later.
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
*/
#include "qemu/osdep.h"
#include "qapi/error.h"
+#include "qemu/module.h"
#include "hw/arm/bcm2835_peripherals.h"
#include "hw/misc/bcm2835_mbox_defs.h"
#include "hw/arm/raspi_platform.h"
#define BCM2835_VC_PERI_BASE 0x7e000000
/* Capabilities for SD controller: no DMA, high-speed, default clocks etc. */
-#define BCM2835_SDHC_CAPAREG 0x52034b4
+#define BCM2835_SDHC_CAPAREG 0x52134b4
+
+static void create_unimp(BCM2835PeripheralState *ps,
+ UnimplementedDeviceState *uds,
+ const char *name, hwaddr ofs, hwaddr size)
+{
+ object_initialize_child(OBJECT(ps), name, uds, TYPE_UNIMPLEMENTED_DEVICE);
+ qdev_prop_set_string(DEVICE(uds), "name", name);
+ qdev_prop_set_uint64(DEVICE(uds), "size", size);
+ sysbus_realize(SYS_BUS_DEVICE(uds), &error_fatal);
+ memory_region_add_subregion_overlap(&ps->peri_mr, ofs,
+ sysbus_mmio_get_region(SYS_BUS_DEVICE(uds), 0), -1000);
+}
static void bcm2835_peripherals_init(Object *obj)
{
/* Memory region for peripheral devices, which we export to our parent */
memory_region_init(&s->peri_mr, obj,"bcm2835-peripherals", 0x1000000);
- object_property_add_child(obj, "peripheral-io", OBJECT(&s->peri_mr), NULL);
sysbus_init_mmio(SYS_BUS_DEVICE(s), &s->peri_mr);
/* Internal memory region for peripheral bus addresses (not exported) */
memory_region_init(&s->gpu_bus_mr, obj, "bcm2835-gpu", (uint64_t)1 << 32);
- object_property_add_child(obj, "gpu-bus", OBJECT(&s->gpu_bus_mr), NULL);
/* Internal memory region for request/response communication with
* mailbox-addressable peripherals (not exported)
MBOX_CHAN_COUNT << MBOX_AS_CHAN_SHIFT);
/* Interrupt Controller */
- object_initialize(&s->ic, sizeof(s->ic), TYPE_BCM2835_IC);
- object_property_add_child(obj, "ic", OBJECT(&s->ic), NULL);
- qdev_set_parent_bus(DEVICE(&s->ic), sysbus_get_default());
+ object_initialize_child(obj, "ic", &s->ic, TYPE_BCM2835_IC);
+
+ /* SYS Timer */
+ object_initialize_child(obj, "systimer", &s->systmr,
+ TYPE_BCM2835_SYSTIMER);
/* UART0 */
- s->uart0 = SYS_BUS_DEVICE(object_new("pl011"));
- object_property_add_child(obj, "uart0", OBJECT(s->uart0), NULL);
- qdev_set_parent_bus(DEVICE(s->uart0), sysbus_get_default());
+ object_initialize_child(obj, "uart0", &s->uart0, TYPE_PL011);
/* AUX / UART1 */
- object_initialize(&s->aux, sizeof(s->aux), TYPE_BCM2835_AUX);
- object_property_add_child(obj, "aux", OBJECT(&s->aux), NULL);
- qdev_set_parent_bus(DEVICE(&s->aux), sysbus_get_default());
+ object_initialize_child(obj, "aux", &s->aux, TYPE_BCM2835_AUX);
/* Mailboxes */
- object_initialize(&s->mboxes, sizeof(s->mboxes), TYPE_BCM2835_MBOX);
- object_property_add_child(obj, "mbox", OBJECT(&s->mboxes), NULL);
- qdev_set_parent_bus(DEVICE(&s->mboxes), sysbus_get_default());
+ object_initialize_child(obj, "mbox", &s->mboxes, TYPE_BCM2835_MBOX);
object_property_add_const_link(OBJECT(&s->mboxes), "mbox-mr",
- OBJECT(&s->mbox_mr), &error_abort);
+ OBJECT(&s->mbox_mr));
/* Framebuffer */
- object_initialize(&s->fb, sizeof(s->fb), TYPE_BCM2835_FB);
- object_property_add_child(obj, "fb", OBJECT(&s->fb), NULL);
- object_property_add_alias(obj, "vcram-size", OBJECT(&s->fb), "vcram-size",
- &error_abort);
- qdev_set_parent_bus(DEVICE(&s->fb), sysbus_get_default());
+ object_initialize_child(obj, "fb", &s->fb, TYPE_BCM2835_FB);
+ object_property_add_alias(obj, "vcram-size", OBJECT(&s->fb), "vcram-size");
object_property_add_const_link(OBJECT(&s->fb), "dma-mr",
- OBJECT(&s->gpu_bus_mr), &error_abort);
+ OBJECT(&s->gpu_bus_mr));
/* Property channel */
- object_initialize(&s->property, sizeof(s->property), TYPE_BCM2835_PROPERTY);
- object_property_add_child(obj, "property", OBJECT(&s->property), NULL);
+ object_initialize_child(obj, "property", &s->property,
+ TYPE_BCM2835_PROPERTY);
object_property_add_alias(obj, "board-rev", OBJECT(&s->property),
- "board-rev", &error_abort);
- qdev_set_parent_bus(DEVICE(&s->property), sysbus_get_default());
+ "board-rev");
object_property_add_const_link(OBJECT(&s->property), "fb",
- OBJECT(&s->fb), &error_abort);
+ OBJECT(&s->fb));
object_property_add_const_link(OBJECT(&s->property), "dma-mr",
- OBJECT(&s->gpu_bus_mr), &error_abort);
+ OBJECT(&s->gpu_bus_mr));
/* Random Number Generator */
- object_initialize(&s->rng, sizeof(s->rng), TYPE_BCM2835_RNG);
- object_property_add_child(obj, "rng", OBJECT(&s->rng), NULL);
- qdev_set_parent_bus(DEVICE(&s->rng), sysbus_get_default());
+ object_initialize_child(obj, "rng", &s->rng, TYPE_BCM2835_RNG);
/* Extended Mass Media Controller */
- object_initialize(&s->sdhci, sizeof(s->sdhci), TYPE_SYSBUS_SDHCI);
- object_property_add_child(obj, "sdhci", OBJECT(&s->sdhci), NULL);
- qdev_set_parent_bus(DEVICE(&s->sdhci), sysbus_get_default());
+ object_initialize_child(obj, "sdhci", &s->sdhci, TYPE_SYSBUS_SDHCI);
/* SDHOST */
- object_initialize(&s->sdhost, sizeof(s->sdhost), TYPE_BCM2835_SDHOST);
- object_property_add_child(obj, "sdhost", OBJECT(&s->sdhost), NULL);
- qdev_set_parent_bus(DEVICE(&s->sdhost), sysbus_get_default());
+ object_initialize_child(obj, "sdhost", &s->sdhost, TYPE_BCM2835_SDHOST);
/* DMA Channels */
- object_initialize(&s->dma, sizeof(s->dma), TYPE_BCM2835_DMA);
- object_property_add_child(obj, "dma", OBJECT(&s->dma), NULL);
- qdev_set_parent_bus(DEVICE(&s->dma), sysbus_get_default());
+ object_initialize_child(obj, "dma", &s->dma, TYPE_BCM2835_DMA);
object_property_add_const_link(OBJECT(&s->dma), "dma-mr",
- OBJECT(&s->gpu_bus_mr), &error_abort);
+ OBJECT(&s->gpu_bus_mr));
+
+ /* Thermal */
+ object_initialize_child(obj, "thermal", &s->thermal, TYPE_BCM2835_THERMAL);
/* GPIO */
- object_initialize(&s->gpio, sizeof(s->gpio), TYPE_BCM2835_GPIO);
- object_property_add_child(obj, "gpio", OBJECT(&s->gpio), NULL);
- qdev_set_parent_bus(DEVICE(&s->gpio), sysbus_get_default());
+ object_initialize_child(obj, "gpio", &s->gpio, TYPE_BCM2835_GPIO);
object_property_add_const_link(OBJECT(&s->gpio), "sdbus-sdhci",
- OBJECT(&s->sdhci.sdbus), &error_abort);
+ OBJECT(&s->sdhci.sdbus));
object_property_add_const_link(OBJECT(&s->gpio), "sdbus-sdhost",
- OBJECT(&s->sdhost.sdbus), &error_abort);
+ OBJECT(&s->sdhost.sdbus));
+
+ /* Mphi */
+ object_initialize_child(obj, "mphi", &s->mphi, TYPE_BCM2835_MPHI);
+
+ /* DWC2 */
+ object_initialize_child(obj, "dwc2", &s->dwc2, TYPE_DWC2_USB);
+
+ object_property_add_const_link(OBJECT(&s->dwc2), "dma-mr",
+ OBJECT(&s->gpu_bus_mr));
}
static void bcm2835_peripherals_realize(DeviceState *dev, Error **errp)
uint64_t ram_size, vcram_size;
int n;
- obj = object_property_get_link(OBJECT(dev), "ram", &err);
- if (obj == NULL) {
- error_setg(errp, "%s: required ram link not found: %s",
- __func__, error_get_pretty(err));
- return;
- }
+ obj = object_property_get_link(OBJECT(dev), "ram", &error_abort);
ram = MEMORY_REGION(obj);
ram_size = memory_region_size(ram);
}
/* Interrupt Controller */
- object_property_set_bool(OBJECT(&s->ic), true, "realized", &err);
- if (err) {
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->ic), &err)) {
error_propagate(errp, err);
return;
}
sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->ic), 0));
sysbus_pass_irq(SYS_BUS_DEVICE(s), SYS_BUS_DEVICE(&s->ic));
+ /* Sys Timer */
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->systmr), &err)) {
+ error_propagate(errp, err);
+ return;
+ }
+ memory_region_add_subregion(&s->peri_mr, ST_OFFSET,
+ sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->systmr), 0));
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->systmr), 0,
+ qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_ARM_IRQ,
+ INTERRUPT_ARM_TIMER));
+
/* UART0 */
- qdev_prop_set_chr(DEVICE(s->uart0), "chardev", serial_hds[0]);
- object_property_set_bool(OBJECT(s->uart0), true, "realized", &err);
- if (err) {
+ qdev_prop_set_chr(DEVICE(&s->uart0), "chardev", serial_hd(0));
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->uart0), &err)) {
error_propagate(errp, err);
return;
}
memory_region_add_subregion(&s->peri_mr, UART0_OFFSET,
- sysbus_mmio_get_region(s->uart0, 0));
- sysbus_connect_irq(s->uart0, 0,
+ sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->uart0), 0));
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->uart0), 0,
qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
- INTERRUPT_UART));
+ INTERRUPT_UART0));
+
/* AUX / UART1 */
- qdev_prop_set_chr(DEVICE(&s->aux), "chardev", serial_hds[1]);
+ qdev_prop_set_chr(DEVICE(&s->aux), "chardev", serial_hd(1));
- object_property_set_bool(OBJECT(&s->aux), true, "realized", &err);
- if (err) {
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->aux), &err)) {
error_propagate(errp, err);
return;
}
- memory_region_add_subregion(&s->peri_mr, UART1_OFFSET,
+ memory_region_add_subregion(&s->peri_mr, AUX_OFFSET,
sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->aux), 0));
sysbus_connect_irq(SYS_BUS_DEVICE(&s->aux), 0,
qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
INTERRUPT_AUX));
/* Mailboxes */
- object_property_set_bool(OBJECT(&s->mboxes), true, "realized", &err);
- if (err) {
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->mboxes), &err)) {
error_propagate(errp, err);
return;
}
return;
}
- object_property_set_uint(OBJECT(&s->fb), ram_size - vcram_size,
- "vcram-base", &err);
+ object_property_set_uint(OBJECT(&s->fb), "vcram-base",
+ ram_size - vcram_size, &err);
if (err) {
error_propagate(errp, err);
return;
}
- object_property_set_bool(OBJECT(&s->fb), true, "realized", &err);
- if (err) {
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->fb), &err)) {
error_propagate(errp, err);
return;
}
qdev_get_gpio_in(DEVICE(&s->mboxes), MBOX_CHAN_FB));
/* Property channel */
- object_property_set_bool(OBJECT(&s->property), true, "realized", &err);
- if (err) {
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->property), &err)) {
error_propagate(errp, err);
return;
}
qdev_get_gpio_in(DEVICE(&s->mboxes), MBOX_CHAN_PROPERTY));
/* Random Number Generator */
- object_property_set_bool(OBJECT(&s->rng), true, "realized", &err);
- if (err) {
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->rng), &err)) {
error_propagate(errp, err);
return;
}
memory_region_add_subregion(&s->peri_mr, RNG_OFFSET,
sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->rng), 0));
- /* Extended Mass Media Controller */
- object_property_set_int(OBJECT(&s->sdhci), BCM2835_SDHC_CAPAREG, "capareg",
- &err);
- if (err) {
- error_propagate(errp, err);
- return;
- }
-
- object_property_set_bool(OBJECT(&s->sdhci), true, "pending-insert-quirk",
- &err);
- if (err) {
- error_propagate(errp, err);
- return;
- }
-
- object_property_set_bool(OBJECT(&s->sdhci), true, "realized", &err);
- if (err) {
+ /* Extended Mass Media Controller
+ *
+ * Compatible with:
+ * - SD Host Controller Specification Version 3.0 Draft 1.0
+ * - SDIO Specification Version 3.0
+ * - MMC Specification Version 4.4
+ *
+ * For the exact details please refer to the Arasan documentation:
+ * SD3.0_Host_AHB_eMMC4.4_Usersguide_ver5.9_jan11_10.pdf
+ */
+ object_property_set_uint(OBJECT(&s->sdhci), "sd-spec-version", 3,
+ &error_abort);
+ object_property_set_uint(OBJECT(&s->sdhci), "capareg",
+ BCM2835_SDHC_CAPAREG, &error_abort);
+ object_property_set_bool(OBJECT(&s->sdhci), "pending-insert-quirk", true,
+ &error_abort);
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdhci), &err)) {
error_propagate(errp, err);
return;
}
- memory_region_add_subregion(&s->peri_mr, EMMC_OFFSET,
+ memory_region_add_subregion(&s->peri_mr, EMMC1_OFFSET,
sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->sdhci), 0));
sysbus_connect_irq(SYS_BUS_DEVICE(&s->sdhci), 0,
qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
INTERRUPT_ARASANSDIO));
/* SDHOST */
- object_property_set_bool(OBJECT(&s->sdhost), true, "realized", &err);
- if (err) {
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->sdhost), &err)) {
error_propagate(errp, err);
return;
}
INTERRUPT_SDIO));
/* DMA Channels */
- object_property_set_bool(OBJECT(&s->dma), true, "realized", &err);
- if (err) {
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->dma), &err)) {
error_propagate(errp, err);
return;
}
INTERRUPT_DMA0 + n));
}
+ /* THERMAL */
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->thermal), &err)) {
+ error_propagate(errp, err);
+ return;
+ }
+ memory_region_add_subregion(&s->peri_mr, THERMAL_OFFSET,
+ sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->thermal), 0));
+
/* GPIO */
- object_property_set_bool(OBJECT(&s->gpio), true, "realized", &err);
- if (err) {
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpio), &err)) {
error_propagate(errp, err);
return;
}
memory_region_add_subregion(&s->peri_mr, GPIO_OFFSET,
sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->gpio), 0));
- object_property_add_alias(OBJECT(s), "sd-bus", OBJECT(&s->gpio), "sd-bus",
- &err);
- if (err) {
+ object_property_add_alias(OBJECT(s), "sd-bus", OBJECT(&s->gpio), "sd-bus");
+
+ /* Mphi */
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->mphi), &err)) {
error_propagate(errp, err);
return;
}
+
+ memory_region_add_subregion(&s->peri_mr, MPHI_OFFSET,
+ sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->mphi), 0));
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->mphi), 0,
+ qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
+ INTERRUPT_HOSTPORT));
+
+ /* DWC2 */
+ if (!sysbus_realize(SYS_BUS_DEVICE(&s->dwc2), &err)) {
+ error_propagate(errp, err);
+ return;
+ }
+
+ memory_region_add_subregion(&s->peri_mr, USB_OTG_OFFSET,
+ sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->dwc2), 0));
+ sysbus_connect_irq(SYS_BUS_DEVICE(&s->dwc2), 0,
+ qdev_get_gpio_in_named(DEVICE(&s->ic), BCM2835_IC_GPU_IRQ,
+ INTERRUPT_USB));
+
+ create_unimp(s, &s->armtmr, "bcm2835-sp804", ARMCTRL_TIMER0_1_OFFSET, 0x40);
+ create_unimp(s, &s->cprman, "bcm2835-cprman", CPRMAN_OFFSET, 0x1000);
+ create_unimp(s, &s->a2w, "bcm2835-a2w", A2W_OFFSET, 0x1000);
+ create_unimp(s, &s->i2s, "bcm2835-i2s", I2S_OFFSET, 0x100);
+ create_unimp(s, &s->smi, "bcm2835-smi", SMI_OFFSET, 0x100);
+ create_unimp(s, &s->spi[0], "bcm2835-spi0", SPI0_OFFSET, 0x20);
+ create_unimp(s, &s->bscsl, "bcm2835-spis", BSC_SL_OFFSET, 0x100);
+ create_unimp(s, &s->i2c[0], "bcm2835-i2c0", BSC0_OFFSET, 0x20);
+ create_unimp(s, &s->i2c[1], "bcm2835-i2c1", BSC1_OFFSET, 0x20);
+ create_unimp(s, &s->i2c[2], "bcm2835-i2c2", BSC2_OFFSET, 0x20);
+ create_unimp(s, &s->otp, "bcm2835-otp", OTP_OFFSET, 0x80);
+ create_unimp(s, &s->dbus, "bcm2835-dbus", DBUS_OFFSET, 0x8000);
+ create_unimp(s, &s->ave0, "bcm2835-ave0", AVE0_OFFSET, 0x8000);
+ create_unimp(s, &s->sdramc, "bcm2835-sdramc", SDRAMC_OFFSET, 0x100);
}
static void bcm2835_peripherals_class_init(ObjectClass *oc, void *data)
projects / mirror_qemu.git / blobdiff