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authorSergey Kambalin <serg.oker@gmail.com>2024-02-25 18:02:30 -0600
committerPeter Maydell <peter.maydell@linaro.org>2024-02-27 13:01:42 +0000
commitbd41b27508d896a5c48c6c92a55a60704cb6ec8b (patch)
tree2bae8f70dfa348c7971a5594f42a23fc1538767b
parentbf1da4b308686fe8e3d86db7084793a7a3d7c54a (diff)
hw/arm: Add memory region for BCM2837 RPiVid ASB
Signed-off-by: Sergey Kambalin <sergey.kambalin@auriga.com> Reviewed-by: Peter Maydell <peter.maydell@linaro.org> Message-id: 20240226000259.2752893-13-sergey.kambalin@auriga.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--hw/arm/bcm2838_peripherals.c3
-rw-r--r--include/hw/arm/bcm2838_peripherals.h2
-rw-r--r--include/hw/arm/raspi_platform.h2
3 files changed, 6 insertions, 1 deletions
diff --git a/hw/arm/bcm2838_peripherals.c b/hw/arm/bcm2838_peripherals.c
index 55ae56733f..ca2f37b260 100644
--- a/hw/arm/bcm2838_peripherals.c
+++ b/hw/arm/bcm2838_peripherals.c
@@ -185,6 +185,9 @@ static void bcm2838_peripherals_realize(DeviceState *dev, Error **errp)
sysbus_mmio_get_region(SYS_BUS_DEVICE(&s->gpio), 0));
object_property_add_alias(OBJECT(s), "sd-bus", OBJECT(&s->gpio), "sd-bus");
+
+ /* BCM2838 RPiVid ASB must be mapped to prevent kernel crash */
+ create_unimp(s_base, &s->asb, "bcm2838-asb", BRDG_OFFSET, 0x24);
}
static void bcm2838_peripherals_class_init(ObjectClass *oc, void *data)
diff --git a/include/hw/arm/bcm2838_peripherals.h b/include/hw/arm/bcm2838_peripherals.h
index 86b0d96944..af085934c9 100644
--- a/include/hw/arm/bcm2838_peripherals.h
+++ b/include/hw/arm/bcm2838_peripherals.h
@@ -69,6 +69,8 @@ struct BCM2838PeripheralState {
OrIRQState mmc_irq_orgate;
OrIRQState dma_7_8_irq_orgate;
OrIRQState dma_9_10_irq_orgate;
+
+ UnimplementedDeviceState asb;
};
struct BCM2838PeripheralClass {
diff --git a/include/hw/arm/raspi_platform.h b/include/hw/arm/raspi_platform.h
index 0db146e592..7bc4807fa5 100644
--- a/include/hw/arm/raspi_platform.h
+++ b/include/hw/arm/raspi_platform.h
@@ -73,7 +73,7 @@ uint64_t board_ram_size(uint32_t board_rev);
#define MPHI_OFFSET 0x6000 /* Message-based Parallel Host Intf. */
#define DMA_OFFSET 0x7000 /* DMA controller, channels 0-14 */
#define ARBA_OFFSET 0x9000
-#define BRDG_OFFSET 0xa000
+#define BRDG_OFFSET 0xa000 /* RPiVid ASB for BCM2838 (BCM2711) */
#define ARM_OFFSET 0xB000 /* ARM control block */
#define ARMCTRL_OFFSET (ARM_OFFSET + 0x000)
#define ARMCTRL_IC_OFFSET (ARM_OFFSET + 0x200) /* Interrupt controller */