From 1b2802c49f60f9de2c24afb5883dafa60d3f3345 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Fri, 16 Oct 2020 13:38:31 +0200 Subject: x86: make pci irqs runtime configurable Add a variable to x86 machine state instead of hard-coding the PCI interrupts. Signed-off-by: Gerd Hoffmann Message-id: 20201016113835.17465-4-kraxel@redhat.com --- include/hw/i386/x86.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include') diff --git a/include/hw/i386/x86.h b/include/hw/i386/x86.h index d5dcf7a07f..bfa9cb2a25 100644 --- a/include/hw/i386/x86.h +++ b/include/hw/i386/x86.h @@ -58,6 +58,7 @@ struct X86MachineState { /* CPU and apic information: */ bool apic_xrupt_override; + unsigned pci_irq_mask; unsigned apic_id_limit; uint16_t boot_cpus; unsigned smp_dies; @@ -114,6 +115,7 @@ bool x86_machine_is_acpi_enabled(const X86MachineState *x86ms); /* Global System Interrupts */ #define GSI_NUM_PINS IOAPIC_NUM_PINS +#define ACPI_BUILD_PCI_IRQS ((1<<5) | (1<<9) | (1<<10) | (1<<11)) typedef struct GSIState { qemu_irq i8259_irq[ISA_NUM_IRQS]; -- cgit v1.2.3-55-g7522 From 848db5257db7f5a199373f3ac870893e7d770d46 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Tue, 20 Oct 2020 09:48:36 +0200 Subject: usb/xhci: add include/hw/usb/xhci.h header file Move a bunch of defines which might be needed outside core xhci code to that place. Add XHCI_ prefixes to avoid name clashes. No functional change. Signed-off-by: Gerd Hoffmann Reviewed-by: Sai Pavan Boddu Message-id: 20201020074844.5304-3-kraxel@redhat.com --- hw/usb/hcd-xhci-nec.c | 4 ++-- hw/usb/hcd-xhci-pci.c | 4 ++-- hw/usb/hcd-xhci-sysbus.c | 4 ++-- hw/usb/hcd-xhci-sysbus.h | 1 - hw/usb/hcd-xhci.c | 34 ++++++++++++++++------------------ hw/usb/hcd-xhci.h | 22 ++++++---------------- include/hw/usb/xhci.h | 19 +++++++++++++++++++ 7 files changed, 47 insertions(+), 41 deletions(-) create mode 100644 include/hw/usb/xhci.h (limited to 'include') diff --git a/hw/usb/hcd-xhci-nec.c b/hw/usb/hcd-xhci-nec.c index 2efa6fa0f8..5707b2cabd 100644 --- a/hw/usb/hcd-xhci-nec.c +++ b/hw/usb/hcd-xhci-nec.c @@ -34,8 +34,8 @@ static Property nec_xhci_properties[] = { xhci.flags, XHCI_FLAG_SS_FIRST, true), DEFINE_PROP_BIT("force-pcie-endcap", XHCIPciState, xhci.flags, XHCI_FLAG_FORCE_PCIE_ENDCAP, false), - DEFINE_PROP_UINT32("intrs", XHCIPciState, xhci.numintrs, MAXINTRS), - DEFINE_PROP_UINT32("slots", XHCIPciState, xhci.numslots, MAXSLOTS), + DEFINE_PROP_UINT32("intrs", XHCIPciState, xhci.numintrs, XHCI_MAXINTRS), + DEFINE_PROP_UINT32("slots", XHCIPciState, xhci.numslots, XHCI_MAXSLOTS), DEFINE_PROP_END_OF_LIST(), }; diff --git a/hw/usb/hcd-xhci-pci.c b/hw/usb/hcd-xhci-pci.c index a6d746e1da..b78fcd2bb2 100644 --- a/hw/usb/hcd-xhci-pci.c +++ b/hw/usb/hcd-xhci-pci.c @@ -240,8 +240,8 @@ static void qemu_xhci_instance_init(Object *obj) s->msi = ON_OFF_AUTO_OFF; s->msix = ON_OFF_AUTO_AUTO; - xhci->numintrs = MAXINTRS; - xhci->numslots = MAXSLOTS; + xhci->numintrs = XHCI_MAXINTRS; + xhci->numslots = XHCI_MAXSLOTS; xhci_set_flag(xhci, XHCI_FLAG_SS_FIRST); } diff --git a/hw/usb/hcd-xhci-sysbus.c b/hw/usb/hcd-xhci-sysbus.c index 852ca5103b..5706184673 100644 --- a/hw/usb/hcd-xhci-sysbus.c +++ b/hw/usb/hcd-xhci-sysbus.c @@ -69,8 +69,8 @@ static void xhci_sysbus_instance_init(Object *obj) } static Property xhci_sysbus_props[] = { - DEFINE_PROP_UINT32("intrs", XHCISysbusState, xhci.numintrs, MAXINTRS), - DEFINE_PROP_UINT32("slots", XHCISysbusState, xhci.numslots, MAXSLOTS), + DEFINE_PROP_UINT32("intrs", XHCISysbusState, xhci.numintrs, XHCI_MAXINTRS), + DEFINE_PROP_UINT32("slots", XHCISysbusState, xhci.numslots, XHCI_MAXSLOTS), DEFINE_PROP_END_OF_LIST(), }; diff --git a/hw/usb/hcd-xhci-sysbus.h b/hw/usb/hcd-xhci-sysbus.h index a308753ceb..fdfcbbee3b 100644 --- a/hw/usb/hcd-xhci-sysbus.h +++ b/hw/usb/hcd-xhci-sysbus.h @@ -15,7 +15,6 @@ #include "hcd-xhci.h" #include "hw/sysbus.h" -#define TYPE_XHCI_SYSBUS "sysbus-xhci" #define XHCI_SYSBUS(obj) \ OBJECT_CHECK(XHCISysbusState, (obj), TYPE_XHCI_SYSBUS) diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index 5e8bed9ef9..79ce5c4be6 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -46,15 +46,13 @@ #define TRANSFER_LIMIT 256 #define LEN_CAP 0x40 -#define LEN_OPER (0x400 + 0x10 * MAXPORTS) -#define LEN_RUNTIME ((MAXINTRS + 1) * 0x20) -#define LEN_DOORBELL ((MAXSLOTS + 1) * 0x20) +#define LEN_OPER (0x400 + 0x10 * XHCI_MAXPORTS) +#define LEN_RUNTIME ((XHCI_MAXINTRS + 1) * 0x20) +#define LEN_DOORBELL ((XHCI_MAXSLOTS + 1) * 0x20) #define OFF_OPER LEN_CAP #define OFF_RUNTIME 0x1000 #define OFF_DOORBELL 0x2000 -/* must be power of 2 */ -#define LEN_REGS 0x4000 #if (OFF_OPER + LEN_OPER) > OFF_RUNTIME #error Increase OFF_RUNTIME @@ -62,8 +60,8 @@ #if (OFF_RUNTIME + LEN_RUNTIME) > OFF_DOORBELL #error Increase OFF_DOORBELL #endif -#if (OFF_DOORBELL + LEN_DOORBELL) > LEN_REGS -# error Increase LEN_REGS +#if (OFF_DOORBELL + LEN_DOORBELL) > XHCI_LEN_REGS +# error Increase XHCI_LEN_REGS #endif /* bit definitions */ @@ -3276,11 +3274,11 @@ static void usb_xhci_init(XHCIState *xhci) xhci->usbsts = USBSTS_HCH; - if (xhci->numports_2 > MAXPORTS_2) { - xhci->numports_2 = MAXPORTS_2; + if (xhci->numports_2 > XHCI_MAXPORTS_2) { + xhci->numports_2 = XHCI_MAXPORTS_2; } - if (xhci->numports_3 > MAXPORTS_3) { - xhci->numports_3 = MAXPORTS_3; + if (xhci->numports_3 > XHCI_MAXPORTS_3) { + xhci->numports_3 = XHCI_MAXPORTS_3; } usbports = MAX(xhci->numports_2, xhci->numports_3); xhci->numports = xhci->numports_2 + xhci->numports_3; @@ -3302,7 +3300,7 @@ static void usb_xhci_init(XHCIState *xhci) USB_SPEED_MASK_LOW | USB_SPEED_MASK_FULL | USB_SPEED_MASK_HIGH; - assert(i < MAXPORTS); + assert(i < XHCI_MAXPORTS); snprintf(port->name, sizeof(port->name), "usb2 port #%d", i+1); speedmask |= port->speedmask; } @@ -3316,7 +3314,7 @@ static void usb_xhci_init(XHCIState *xhci) } port->uport = &xhci->uports[i]; port->speedmask = USB_SPEED_MASK_SUPER; - assert(i < MAXPORTS); + assert(i < XHCI_MAXPORTS); snprintf(port->name, sizeof(port->name), "usb3 port #%d", i+1); speedmask |= port->speedmask; } @@ -3331,8 +3329,8 @@ static void usb_xhci_realize(DeviceState *dev, Error **errp) XHCIState *xhci = XHCI(dev); - if (xhci->numintrs > MAXINTRS) { - xhci->numintrs = MAXINTRS; + if (xhci->numintrs > XHCI_MAXINTRS) { + xhci->numintrs = XHCI_MAXINTRS; } while (xhci->numintrs & (xhci->numintrs - 1)) { /* ! power of 2 */ xhci->numintrs++; @@ -3340,8 +3338,8 @@ static void usb_xhci_realize(DeviceState *dev, Error **errp) if (xhci->numintrs < 1) { xhci->numintrs = 1; } - if (xhci->numslots > MAXSLOTS) { - xhci->numslots = MAXSLOTS; + if (xhci->numslots > XHCI_MAXSLOTS) { + xhci->numslots = XHCI_MAXSLOTS; } if (xhci->numslots < 1) { xhci->numslots = 1; @@ -3355,7 +3353,7 @@ static void usb_xhci_realize(DeviceState *dev, Error **errp) usb_xhci_init(xhci); xhci->mfwrap_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_timer, xhci); - memory_region_init(&xhci->mem, OBJECT(dev), "xhci", LEN_REGS); + memory_region_init(&xhci->mem, OBJECT(dev), "xhci", XHCI_LEN_REGS); memory_region_init_io(&xhci->mem_cap, OBJECT(dev), &xhci_cap_ops, xhci, "capabilities", LEN_CAP); memory_region_init_io(&xhci->mem_oper, OBJECT(dev), &xhci_oper_ops, xhci, diff --git a/hw/usb/hcd-xhci.h b/hw/usb/hcd-xhci.h index f859a17e73..ccf50ae28b 100644 --- a/hw/usb/hcd-xhci.h +++ b/hw/usb/hcd-xhci.h @@ -24,23 +24,13 @@ #include "qom/object.h" #include "hw/usb.h" +#include "hw/usb/xhci.h" #include "sysemu/dma.h" -#define TYPE_XHCI "base-xhci" -#define TYPE_NEC_XHCI "nec-usb-xhci" -#define TYPE_QEMU_XHCI "qemu-xhci" - OBJECT_DECLARE_SIMPLE_TYPE(XHCIState, XHCI) -#define MAXPORTS_2 15 -#define MAXPORTS_3 15 - -#define MAXPORTS (MAXPORTS_2 + MAXPORTS_3) -#define MAXSLOTS 64 -#define MAXINTRS 16 - /* Very pessimistic, let's hope it's enough for all cases */ -#define EV_QUEUE (((3 * 24) + 16) * MAXSLOTS) +#define EV_QUEUE (((3 * 24) + 16) * XHCI_MAXSLOTS) typedef struct XHCIStreamContext XHCIStreamContext; typedef struct XHCIEPContext XHCIEPContext; @@ -217,15 +207,15 @@ typedef struct XHCIState { uint32_t dcbaap_high; uint32_t config; - USBPort uports[MAX_CONST(MAXPORTS_2, MAXPORTS_3)]; - XHCIPort ports[MAXPORTS]; - XHCISlot slots[MAXSLOTS]; + USBPort uports[MAX_CONST(XHCI_MAXPORTS_2, XHCI_MAXPORTS_3)]; + XHCIPort ports[XHCI_MAXPORTS]; + XHCISlot slots[XHCI_MAXSLOTS]; uint32_t numports; /* Runtime Registers */ int64_t mfindex_start; QEMUTimer *mfwrap_timer; - XHCIInterrupter intr[MAXINTRS]; + XHCIInterrupter intr[XHCI_MAXINTRS]; XHCIRing cmd_ring; diff --git a/include/hw/usb/xhci.h b/include/hw/usb/xhci.h new file mode 100644 index 0000000000..dc0c29930d --- /dev/null +++ b/include/hw/usb/xhci.h @@ -0,0 +1,19 @@ +#ifndef HW_USB_XHCI_H +#define HW_USB_XHCI_H + +#define TYPE_XHCI "base-xhci" +#define TYPE_NEC_XHCI "nec-usb-xhci" +#define TYPE_QEMU_XHCI "qemu-xhci" +#define TYPE_XHCI_SYSBUS "sysbus-xhci" + +#define XHCI_MAXPORTS_2 15 +#define XHCI_MAXPORTS_3 15 + +#define XHCI_MAXPORTS (XHCI_MAXPORTS_2 + XHCI_MAXPORTS_3) +#define XHCI_MAXSLOTS 64 +#define XHCI_MAXINTRS 16 + +/* must be power of 2 */ +#define XHCI_LEN_REGS 0x4000 + +#endif -- cgit v1.2.3-55-g7522 From 8e9c0c079a40b753654ed0cc165b9f0089def381 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Tue, 20 Oct 2020 09:48:37 +0200 Subject: usb/xhci: add xhci_sysbus_build_aml() helper The helper generates an acpi dsdt device entry for the xhci sysbus device. Signed-off-by: Gerd Hoffmann Message-id: 20201020074844.5304-4-kraxel@redhat.com --- hw/usb/hcd-xhci-sysbus.c | 15 +++++++++++++++ include/hw/usb/xhci.h | 2 ++ 2 files changed, 17 insertions(+) (limited to 'include') diff --git a/hw/usb/hcd-xhci-sysbus.c b/hw/usb/hcd-xhci-sysbus.c index 5706184673..29185d2261 100644 --- a/hw/usb/hcd-xhci-sysbus.c +++ b/hw/usb/hcd-xhci-sysbus.c @@ -13,6 +13,7 @@ #include "trace.h" #include "qapi/error.h" #include "hcd-xhci-sysbus.h" +#include "hw/acpi/aml-build.h" #include "hw/irq.h" static void xhci_sysbus_intr_raise(XHCIState *xhci, int n, bool level) @@ -68,6 +69,20 @@ static void xhci_sysbus_instance_init(Object *obj) s->xhci.intr_raise = xhci_sysbus_intr_raise; } +void xhci_sysbus_build_aml(Aml *scope, uint32_t mmio, unsigned int irq) +{ + Aml *dev = aml_device("XHCI"); + Aml *crs = aml_resource_template(); + + aml_append(crs, aml_memory32_fixed(mmio, XHCI_LEN_REGS, AML_READ_WRITE)); + aml_append(crs, aml_interrupt(AML_CONSUMER, AML_LEVEL, AML_ACTIVE_HIGH, + AML_EXCLUSIVE, &irq, 1)); + + aml_append(dev, aml_name_decl("_HID", aml_eisaid("PNP0D10"))); + aml_append(dev, aml_name_decl("_CRS", crs)); + aml_append(scope, dev); +} + static Property xhci_sysbus_props[] = { DEFINE_PROP_UINT32("intrs", XHCISysbusState, xhci.numintrs, XHCI_MAXINTRS), DEFINE_PROP_UINT32("slots", XHCISysbusState, xhci.numslots, XHCI_MAXSLOTS), diff --git a/include/hw/usb/xhci.h b/include/hw/usb/xhci.h index dc0c29930d..5c90e1373e 100644 --- a/include/hw/usb/xhci.h +++ b/include/hw/usb/xhci.h @@ -16,4 +16,6 @@ /* must be power of 2 */ #define XHCI_LEN_REGS 0x4000 +void xhci_sysbus_build_aml(Aml *scope, uint32_t mmio, unsigned int irq); + #endif -- cgit v1.2.3-55-g7522 From d4a42e85818141b190af9c6f43175393f1fcbb44 Mon Sep 17 00:00:00 2001 From: Gerd Hoffmann Date: Tue, 20 Oct 2020 09:48:39 +0200 Subject: microvm: add usb support Wire up "usb=on" machine option, when enabled add a sysbus xhci controller with 8 ports. Signed-off-by: Gerd Hoffmann Message-id: 20201020074844.5304-6-kraxel@redhat.com --- hw/i386/Kconfig | 1 + hw/i386/acpi-microvm.c | 9 +++++++++ hw/i386/microvm.c | 13 +++++++++++++ include/hw/i386/microvm.h | 5 ++++- 4 files changed, 27 insertions(+), 1 deletion(-) (limited to 'include') diff --git a/hw/i386/Kconfig b/hw/i386/Kconfig index 32aa15533b..eea059ffef 100644 --- a/hw/i386/Kconfig +++ b/hw/i386/Kconfig @@ -105,6 +105,7 @@ config MICROVM select VIRTIO_MMIO select ACPI_HW_REDUCED select PCI_EXPRESS_GENERIC_BRIDGE + select USB_XHCI_SYSBUS config X86_IOMMU bool diff --git a/hw/i386/acpi-microvm.c b/hw/i386/acpi-microvm.c index 5efa89c327..d34a301b84 100644 --- a/hw/i386/acpi-microvm.c +++ b/hw/i386/acpi-microvm.c @@ -35,6 +35,7 @@ #include "hw/i386/microvm.h" #include "hw/pci/pci.h" #include "hw/pci/pcie_host.h" +#include "hw/usb/xhci.h" #include "hw/virtio/virtio-mmio.h" #include "acpi-common.h" @@ -89,6 +90,13 @@ static void acpi_dsdt_add_virtio(Aml *scope, } } +static void acpi_dsdt_add_xhci(Aml *scope, MicrovmMachineState *mms) +{ + if (machine_usb(MACHINE(mms))) { + xhci_sysbus_build_aml(scope, MICROVM_XHCI_BASE, MICROVM_XHCI_IRQ); + } +} + static void acpi_dsdt_add_pci(Aml *scope, MicrovmMachineState *mms) { if (mms->pcie != ON_OFF_AUTO_ON) { @@ -123,6 +131,7 @@ build_dsdt_microvm(GArray *table_data, BIOSLinker *linker, GED_MMIO_IRQ, AML_SYSTEM_MEMORY, GED_MMIO_BASE); acpi_dsdt_add_power_button(sb_scope); acpi_dsdt_add_virtio(sb_scope, mms); + acpi_dsdt_add_xhci(sb_scope, mms); acpi_dsdt_add_pci(sb_scope, mms); aml_append(dsdt, sb_scope); diff --git a/hw/i386/microvm.c b/hw/i386/microvm.c index c60ba4e840..5428448b70 100644 --- a/hw/i386/microvm.c +++ b/hw/i386/microvm.c @@ -47,6 +47,7 @@ #include "hw/acpi/acpi.h" #include "hw/acpi/generic_event_device.h" #include "hw/pci-host/gpex.h" +#include "hw/usb/xhci.h" #include "cpu.h" #include "elf.h" @@ -197,6 +198,18 @@ static void microvm_devices_init(MicrovmMachineState *mms) x86ms->acpi_dev = HOTPLUG_HANDLER(dev); } + if (x86_machine_is_acpi_enabled(x86ms) && machine_usb(MACHINE(mms))) { + DeviceState *dev = qdev_new(TYPE_XHCI_SYSBUS); + qdev_prop_set_uint32(dev, "intrs", 1); + qdev_prop_set_uint32(dev, "slots", XHCI_MAXSLOTS); + qdev_prop_set_uint32(dev, "p2", 8); + qdev_prop_set_uint32(dev, "p3", 8); + sysbus_realize(SYS_BUS_DEVICE(dev), &error_fatal); + sysbus_mmio_map(SYS_BUS_DEVICE(dev), 0, MICROVM_XHCI_BASE); + sysbus_connect_irq(SYS_BUS_DEVICE(dev), 0, + x86ms->gsi[MICROVM_XHCI_IRQ]); + } + if (x86_machine_is_acpi_enabled(x86ms) && mms->pcie == ON_OFF_AUTO_ON) { /* use topmost 25% of the address space available */ hwaddr phys_size = (hwaddr)1 << X86_CPU(first_cpu)->phys_bits; diff --git a/include/hw/i386/microvm.h b/include/hw/i386/microvm.h index 91b064575d..0fc2160077 100644 --- a/include/hw/i386/microvm.h +++ b/include/hw/i386/microvm.h @@ -41,7 +41,7 @@ * 7 | parallel | * 8 | rtc | rtc (rtc=on) * 9 | acpi | acpi (ged) - * 10 | pci lnk | + * 10 | pci lnk | xhci (usb=on) * 11 | pci lnk | * 12 | ps2 | pcie * 13 | fpu | pcie @@ -60,6 +60,9 @@ #define GED_MMIO_BASE_REGS (GED_MMIO_BASE + 0x200) #define GED_MMIO_IRQ 9 +#define MICROVM_XHCI_BASE 0xfe900000 +#define MICROVM_XHCI_IRQ 10 + #define PCIE_MMIO_BASE 0xc0000000 #define PCIE_MMIO_SIZE 0x20000000 #define PCIE_ECAM_BASE 0xe0000000 -- cgit v1.2.3-55-g7522