[PATCH v3 4/4] hw/arm/virt: Add PL330 DMA controller and connect with SMMU v3
From: LCM Add PL330 DMA controller to test SMMU v3 connection and function. The default SID for PL330 is 1 but we test other values, it works well. Signed-off-by: Chunming Li Signed-off-by: Renwei Liu --- hw/arm/virt.c | 92 ++- include/hw/arm/virt.h | 1 + 2 files changed, 92 insertions(+), 1 deletion(-) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index c3fd30e07..8180e4a33 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -143,6 +143,7 @@ static const MemMapEntry base_memmap[] = { [VIRT_GIC_REDIST] = { 0x080A, 0x00F6 }, [VIRT_UART] = { 0x0900, 0x1000 }, [VIRT_RTC] ={ 0x0901, 0x1000 }, +[VIRT_DMA] ={ 0x09011000, 0x1000 }, [VIRT_FW_CFG] = { 0x0902, 0x0018 }, [VIRT_GPIO] = { 0x0903, 0x1000 }, [VIRT_SECURE_UART] ={ 0x0904, 0x1000 }, @@ -188,6 +189,7 @@ static const int a15irqmap[] = { [VIRT_GPIO] = 7, [VIRT_SECURE_UART] = 8, [VIRT_ACPI_GED] = 9, +[VIRT_DMA] = 10, [VIRT_MMIO] = 16, /* ...to 16 + NUM_VIRTIO_TRANSPORTS - 1 */ [VIRT_GIC_V2M] = 48, /* ...to 48 + NUM_GICV2M_SPIS - 1 */ [VIRT_SMMU] = 74,/* ...to 74 + NUM_SMMU_IRQS - 1 */ @@ -205,7 +207,7 @@ static const char *valid_cpus[] = { }; static const uint16_t smmuv3_sidmap[] = { - +[VIRT_DMA] = 1, }; static bool cpu_type_valid(const char *cpu) @@ -793,6 +795,92 @@ static void create_uart(const VirtMachineState *vms, int uart, g_free(nodename); } +static void create_dma(const VirtMachineState *vms) +{ +int i; +char *nodename; +hwaddr base = vms->memmap[VIRT_DMA].base; +hwaddr size = vms->memmap[VIRT_DMA].size; +int irq = vms->irqmap[VIRT_DMA]; +int sid = vms->sidmap[VIRT_DMA]; +const char compat[] = "arm,pl330\0arm,primecell"; +const char irq_names[] = "abort\0dma0\0dma1\0dma2\0dma3\0dma4\0dma5\0dma6\0dma7"; +DeviceState *dev; +MachineState *ms = MACHINE(vms); +SysBusDevice *busdev; +DeviceState *smmuv3_dev; +SMMUState *smmuv3_sys; +Object *smmuv3_memory; + +dev = qdev_new("pl330"); + +if (vms->iommu == VIRT_IOMMU_SMMUV3 && vms->iommu_phandle) { +smmuv3_dev = vms->smmuv3; +smmuv3_sys = ARM_SMMU(smmuv3_dev); +g_autofree char *memname = g_strdup_printf("%s-peri-%d[0]", + smmuv3_sys->mrtypename, + sid); + +smmuv3_memory = object_property_get_link(OBJECT(smmuv3_dev), +memname, _abort); + +object_property_set_link(OBJECT(dev), "memory", + OBJECT(smmuv3_memory), + _fatal); +} else { +object_property_set_link(OBJECT(dev), "memory", + OBJECT(get_system_memory()), + _fatal); +} + +qdev_prop_set_uint8(dev, "num_chnls", 8); +qdev_prop_set_uint8(dev, "num_periph_req", 4); +qdev_prop_set_uint8(dev, "num_events", 16); +qdev_prop_set_uint8(dev, "data_width", 64); +qdev_prop_set_uint8(dev, "wr_cap", 8); +qdev_prop_set_uint8(dev, "wr_q_dep", 16); +qdev_prop_set_uint8(dev, "rd_cap", 8); +qdev_prop_set_uint8(dev, "rd_q_dep", 16); +qdev_prop_set_uint16(dev, "data_buffer_dep", 256); + +busdev = SYS_BUS_DEVICE(dev); +sysbus_realize_and_unref(busdev, _fatal); +sysbus_mmio_map(busdev, 0, base); + +for (i = 0; i < 9; ++i) { +sysbus_connect_irq(busdev, i, qdev_get_gpio_in(vms->gic, irq + i)); +} + +nodename = g_strdup_printf("/pl330@%" PRIx64, base); +qemu_fdt_add_subnode(ms->fdt, nodename); +qemu_fdt_setprop(ms->fdt, nodename, "compatible", compat, sizeof(compat)); +qemu_fdt_setprop_sized_cells(ms->fdt, nodename, "reg", + 2, base, 2, size); +qemu_fdt_setprop_cells(ms->fdt, nodename, "interrupts", +GIC_FDT_IRQ_TYPE_SPI, irq, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 1, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 2, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 3, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 4, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 5, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 6, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 7, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 8, GIC_FDT_IRQ_FLAGS_LEVEL_HI); + +qemu_fdt_setprop(ms->fdt, nodename, "interrupt-names", irq_names, + sizeof(irq_names)); + +qemu_fdt_setprop_cell(ms->fdt, nodename, "clocks", vms->clock_phandle); +
[PATCH v3 4/4] hw/arm/virt: Add PL330 DMA controller and connect with SMMU v3
Add PL330 DMA controller to test SMMU v3 connection and function. The default SID for PL330 is 1 but we test other values, it works well. Signed-off-by: Chunming Li Signed-off-by: Renwei Liu --- hw/arm/virt.c | 92 ++- include/hw/arm/virt.h | 1 + 2 files changed, 92 insertions(+), 1 deletion(-) diff --git a/hw/arm/virt.c b/hw/arm/virt.c index c3fd30e07..8180e4a33 100644 --- a/hw/arm/virt.c +++ b/hw/arm/virt.c @@ -143,6 +143,7 @@ static const MemMapEntry base_memmap[] = { [VIRT_GIC_REDIST] = { 0x080A, 0x00F6 }, [VIRT_UART] = { 0x0900, 0x1000 }, [VIRT_RTC] ={ 0x0901, 0x1000 }, +[VIRT_DMA] ={ 0x09011000, 0x1000 }, [VIRT_FW_CFG] = { 0x0902, 0x0018 }, [VIRT_GPIO] = { 0x0903, 0x1000 }, [VIRT_SECURE_UART] ={ 0x0904, 0x1000 }, @@ -188,6 +189,7 @@ static const int a15irqmap[] = { [VIRT_GPIO] = 7, [VIRT_SECURE_UART] = 8, [VIRT_ACPI_GED] = 9, +[VIRT_DMA] = 10, [VIRT_MMIO] = 16, /* ...to 16 + NUM_VIRTIO_TRANSPORTS - 1 */ [VIRT_GIC_V2M] = 48, /* ...to 48 + NUM_GICV2M_SPIS - 1 */ [VIRT_SMMU] = 74,/* ...to 74 + NUM_SMMU_IRQS - 1 */ @@ -205,7 +207,7 @@ static const char *valid_cpus[] = { }; static const uint16_t smmuv3_sidmap[] = { - +[VIRT_DMA] = 1, }; static bool cpu_type_valid(const char *cpu) @@ -793,6 +795,92 @@ static void create_uart(const VirtMachineState *vms, int uart, g_free(nodename); } +static void create_dma(const VirtMachineState *vms) +{ +int i; +char *nodename; +hwaddr base = vms->memmap[VIRT_DMA].base; +hwaddr size = vms->memmap[VIRT_DMA].size; +int irq = vms->irqmap[VIRT_DMA]; +int sid = vms->sidmap[VIRT_DMA]; +const char compat[] = "arm,pl330\0arm,primecell"; +const char irq_names[] = "abort\0dma0\0dma1\0dma2\0dma3\0dma4\0dma5\0dma6\0dma7"; +DeviceState *dev; +MachineState *ms = MACHINE(vms); +SysBusDevice *busdev; +DeviceState *smmuv3_dev; +SMMUState *smmuv3_sys; +Object *smmuv3_memory; + +dev = qdev_new("pl330"); + +if (vms->iommu == VIRT_IOMMU_SMMUV3 && vms->iommu_phandle) { +smmuv3_dev = vms->smmuv3; +smmuv3_sys = ARM_SMMU(smmuv3_dev); +g_autofree char *memname = g_strdup_printf("%s-peri-%d[0]", + smmuv3_sys->mrtypename, + sid); + +smmuv3_memory = object_property_get_link(OBJECT(smmuv3_dev), +memname, _abort); + +object_property_set_link(OBJECT(dev), "memory", + OBJECT(smmuv3_memory), + _fatal); +} else { +object_property_set_link(OBJECT(dev), "memory", + OBJECT(get_system_memory()), + _fatal); +} + +qdev_prop_set_uint8(dev, "num_chnls", 8); +qdev_prop_set_uint8(dev, "num_periph_req", 4); +qdev_prop_set_uint8(dev, "num_events", 16); +qdev_prop_set_uint8(dev, "data_width", 64); +qdev_prop_set_uint8(dev, "wr_cap", 8); +qdev_prop_set_uint8(dev, "wr_q_dep", 16); +qdev_prop_set_uint8(dev, "rd_cap", 8); +qdev_prop_set_uint8(dev, "rd_q_dep", 16); +qdev_prop_set_uint16(dev, "data_buffer_dep", 256); + +busdev = SYS_BUS_DEVICE(dev); +sysbus_realize_and_unref(busdev, _fatal); +sysbus_mmio_map(busdev, 0, base); + +for (i = 0; i < 9; ++i) { +sysbus_connect_irq(busdev, i, qdev_get_gpio_in(vms->gic, irq + i)); +} + +nodename = g_strdup_printf("/pl330@%" PRIx64, base); +qemu_fdt_add_subnode(ms->fdt, nodename); +qemu_fdt_setprop(ms->fdt, nodename, "compatible", compat, sizeof(compat)); +qemu_fdt_setprop_sized_cells(ms->fdt, nodename, "reg", + 2, base, 2, size); +qemu_fdt_setprop_cells(ms->fdt, nodename, "interrupts", +GIC_FDT_IRQ_TYPE_SPI, irq, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 1, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 2, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 3, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 4, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 5, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 6, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 7, GIC_FDT_IRQ_FLAGS_LEVEL_HI, +GIC_FDT_IRQ_TYPE_SPI, irq + 8, GIC_FDT_IRQ_FLAGS_LEVEL_HI); + +qemu_fdt_setprop(ms->fdt, nodename, "interrupt-names", irq_names, + sizeof(irq_names)); + +qemu_fdt_setprop_cell(ms->fdt, nodename, "clocks", vms->clock_phandle); +