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charset="utf-8" This patch starts making the hcd-xhci.c pci free, as part of this restructuring dma read/writes are handled without passing pci object. Signed-off-by: Sai Pavan Boddu Reviewed-by: Edgar E. Iglesias --- hw/usb/hcd-xhci.c | 24 +++++++++++------------- hw/usb/hcd-xhci.h | 1 + 2 files changed, 12 insertions(+), 13 deletions(-) diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index 46a2186..254cf1e 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -495,7 +495,7 @@ static inline void xhci_dma_read_u32s(XHCIState *xhci, = dma_addr_t addr, =20 assert((len % sizeof(uint32_t)) =3D=3D 0); =20 - pci_dma_read(PCI_DEVICE(xhci), addr, buf, len); + dma_memory_read(xhci->as, addr, buf, len); =20 for (i =3D 0; i < (len / sizeof(uint32_t)); i++) { buf[i] =3D le32_to_cpu(buf[i]); @@ -515,7 +515,7 @@ static inline void xhci_dma_write_u32s(XHCIState *xhci,= dma_addr_t addr, for (i =3D 0; i < n; i++) { tmp[i] =3D cpu_to_le32(buf[i]); } - pci_dma_write(PCI_DEVICE(xhci), addr, tmp, len); + dma_memory_write(xhci->as, addr, tmp, len); } =20 static XHCIPort *xhci_lookup_port(XHCIState *xhci, struct USBPort *uport) @@ -644,7 +644,6 @@ static void xhci_die(XHCIState *xhci) =20 static void xhci_write_event(XHCIState *xhci, XHCIEvent *event, int v) { - PCIDevice *pci_dev =3D PCI_DEVICE(xhci); XHCIInterrupter *intr =3D &xhci->intr[v]; XHCITRB ev_trb; dma_addr_t addr; @@ -663,7 +662,7 @@ static void xhci_write_event(XHCIState *xhci, XHCIEvent= *event, int v) ev_trb.status, ev_trb.control); =20 addr =3D intr->er_start + TRB_SIZE*intr->er_ep_idx; - pci_dma_write(pci_dev, addr, &ev_trb, TRB_SIZE); + dma_memory_write(xhci->as, addr, &ev_trb, TRB_SIZE); =20 intr->er_ep_idx++; if (intr->er_ep_idx >=3D intr->er_size) { @@ -720,12 +719,11 @@ static void xhci_ring_init(XHCIState *xhci, XHCIRing = *ring, static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRing *ring, XHCITRB *t= rb, dma_addr_t *addr) { - PCIDevice *pci_dev =3D PCI_DEVICE(xhci); uint32_t link_cnt =3D 0; =20 while (1) { TRBType type; - pci_dma_read(pci_dev, ring->dequeue, trb, TRB_SIZE); + dma_memory_read(xhci->as, ring->dequeue, trb, TRB_SIZE); trb->addr =3D ring->dequeue; trb->ccs =3D ring->ccs; le64_to_cpus(&trb->parameter); @@ -762,7 +760,6 @@ static TRBType xhci_ring_fetch(XHCIState *xhci, XHCIRin= g *ring, XHCITRB *trb, =20 static int xhci_ring_chain_length(XHCIState *xhci, const XHCIRing *ring) { - PCIDevice *pci_dev =3D PCI_DEVICE(xhci); XHCITRB trb; int length =3D 0; dma_addr_t dequeue =3D ring->dequeue; @@ -773,7 +770,7 @@ static int xhci_ring_chain_length(XHCIState *xhci, cons= t XHCIRing *ring) =20 while (1) { TRBType type; - pci_dma_read(pci_dev, dequeue, &trb, TRB_SIZE); + dma_memory_read(xhci->as, dequeue, &trb, TRB_SIZE); le64_to_cpus(&trb.parameter); le32_to_cpus(&trb.status); le32_to_cpus(&trb.control); @@ -828,7 +825,7 @@ static void xhci_er_reset(XHCIState *xhci, int v) xhci_die(xhci); return; } - pci_dma_read(PCI_DEVICE(xhci), erstba, &seg, sizeof(seg)); + dma_memory_read(xhci->as, erstba, &seg, sizeof(seg)); le32_to_cpus(&seg.addr_low); le32_to_cpus(&seg.addr_high); le32_to_cpus(&seg.size); @@ -1440,7 +1437,7 @@ static int xhci_xfer_create_sgl(XHCITransfer *xfer, i= nt in_xfer) int i; =20 xfer->int_req =3D false; - pci_dma_sglist_init(&xfer->sgl, PCI_DEVICE(xhci), xfer->trb_count); + qemu_sglist_init(&xfer->sgl, DEVICE(xhci), xfer->trb_count, xhci->as); for (i =3D 0; i < xfer->trb_count; i++) { XHCITRB *trb =3D &xfer->trbs[i]; dma_addr_t addr; @@ -2104,7 +2101,7 @@ static TRBCCode xhci_address_slot(XHCIState *xhci, un= signed int slotid, assert(slotid >=3D 1 && slotid <=3D xhci->numslots); =20 dcbaap =3D xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); - poctx =3D ldq_le_pci_dma(PCI_DEVICE(xhci), dcbaap + 8 * slotid); + poctx =3D ldq_le_dma(xhci->as, dcbaap + 8 * slotid); ictx =3D xhci_mask64(pictx); octx =3D xhci_mask64(poctx); =20 @@ -2442,7 +2439,7 @@ static TRBCCode xhci_get_port_bandwidth(XHCIState *xh= ci, uint64_t pctx) /* TODO: actually implement real values here */ bw_ctx[0] =3D 0; memset(&bw_ctx[1], 80, xhci->numports); /* 80% */ - pci_dma_write(PCI_DEVICE(xhci), ctx, bw_ctx, sizeof(bw_ctx)); + dma_memory_write(xhci->as, ctx, bw_ctx, sizeof(bw_ctx)); =20 return CC_SUCCESS; } @@ -3434,6 +3431,7 @@ static void usb_xhci_realize(struct PCIDevice *dev, E= rror **errp) } =20 usb_xhci_init(xhci); + xhci->as =3D pci_get_address_space(dev); xhci->mfwrap_timer =3D timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_ti= mer, xhci); =20 memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); @@ -3534,7 +3532,7 @@ static int usb_xhci_post_load(void *opaque, int versi= on_id) continue; } slot->ctx =3D - xhci_mask64(ldq_le_pci_dma(pci_dev, dcbaap + 8 * slotid)); + xhci_mask64(ldq_le_dma(xhci->as, dcbaap + 8 * slotid)); xhci_dma_read_u32s(xhci, slot->ctx, slot_ctx, sizeof(slot_ctx)); slot->uport =3D xhci_lookup_uport(xhci, slot_ctx); if (!slot->uport) { diff --git a/hw/usb/hcd-xhci.h b/hw/usb/hcd-xhci.h index c3dfc14..c8a8ae4 100644 --- a/hw/usb/hcd-xhci.h +++ b/hw/usb/hcd-xhci.h @@ -188,6 +188,7 @@ struct XHCIState { =20 USBBus bus; MemoryRegion mem; + AddressSpace *as; MemoryRegion mem_cap; MemoryRegion mem_oper; MemoryRegion mem_runtime; --=20 2.7.4 From nobody Wed May 15 11:48:02 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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charset="utf-8" Move pci specific devices to new file. This set the environment to move all pci specific hooks in hcd-xhci.c to hcd-xhci-pci.c. Signed-off-by: Sai Pavan Boddu --- hw/usb/Kconfig | 6 +++++ hw/usb/hcd-xhci-pci.c | 66 +++++++++++++++++++++++++++++++++++++++++++++++= ++++ hw/usb/hcd-xhci.c | 33 ++------------------------ hw/usb/hcd-xhci.h | 4 ++++ hw/usb/meson.build | 1 + 5 files changed, 79 insertions(+), 31 deletions(-) create mode 100644 hw/usb/hcd-xhci-pci.c diff --git a/hw/usb/Kconfig b/hw/usb/Kconfig index 3fc8fbe..bab582f 100644 --- a/hw/usb/Kconfig +++ b/hw/usb/Kconfig @@ -36,6 +36,12 @@ config USB_XHCI depends on PCI select USB =20 +config USB_XHCI_PCI + bool + default y if PCI_DEVICES + depends on PCI + select USB_XHCI + config USB_XHCI_NEC bool default y if PCI_DEVICES diff --git a/hw/usb/hcd-xhci-pci.c b/hw/usb/hcd-xhci-pci.c new file mode 100644 index 0000000..1562757 --- /dev/null +++ b/hw/usb/hcd-xhci-pci.c @@ -0,0 +1,66 @@ +/* + * USB xHCI controller with PCI bus emulation + * + * SPDX-FileCopyrightText: 2011 Securiforest + * SPDX-FileContributor: Hector Martin + * SPDX-sourceInfo: Based on usb-ohci.c, emulates Renesas NEC USB 3.0 + * SPDX-FileCopyrightText: 2020 Xilinx + * SPDX-FileContributor: Sai Pavan Boddu + * SPDX-sourceInfo: Moved the pci specific content for hcd-xhci.c to + * hcd-xhci-pci.c + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see . + */ +#include "qemu/osdep.h" +#include "hw/pci/pci.h" +#include "hw/qdev-properties.h" +#include "hw/pci/msi.h" +#include "hw/pci/msix.h" +#include "hcd-xhci.h" +#include "trace.h" +#include "qapi/error.h" + +static void qemu_xhci_class_init(ObjectClass *klass, void *data) +{ + PCIDeviceClass *k =3D PCI_DEVICE_CLASS(klass); + + k->vendor_id =3D PCI_VENDOR_ID_REDHAT; + k->device_id =3D PCI_DEVICE_ID_REDHAT_XHCI; + k->revision =3D 0x01; +} + +static void qemu_xhci_instance_init(Object *obj) +{ + XHCIState *xhci =3D XHCI(obj); + + xhci->msi =3D ON_OFF_AUTO_OFF; + xhci->msix =3D ON_OFF_AUTO_AUTO; + xhci->numintrs =3D MAXINTRS; + xhci->numslots =3D MAXSLOTS; + xhci_set_flag(xhci, XHCI_FLAG_SS_FIRST); +} + +static const TypeInfo qemu_xhci_info =3D { + .name =3D TYPE_QEMU_XHCI, + .parent =3D TYPE_XHCI, + .class_init =3D qemu_xhci_class_init, + .instance_init =3D qemu_xhci_instance_init, +}; + +static void xhci_register_types(void) +{ + type_register_static(&qemu_xhci_info); +} + +type_init(xhci_register_types) diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index 254cf1e..f927567 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -23,7 +23,6 @@ #include "qemu/timer.h" #include "qemu/module.h" #include "qemu/queue.h" -#include "hw/usb.h" #include "migration/vmstate.h" #include "hw/pci/pci.h" #include "hw/qdev-properties.h" @@ -429,12 +428,12 @@ static const char *ep_state_name(uint32_t state) ARRAY_SIZE(ep_state_names)); } =20 -static bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit) +bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit) { return xhci->flags & (1 << bit); } =20 -static void xhci_set_flag(XHCIState *xhci, enum xhci_flags bit) +void xhci_set_flag(XHCIState *xhci, enum xhci_flags bit) { xhci->flags |=3D (1 << bit); } @@ -3730,37 +3729,9 @@ static const TypeInfo xhci_info =3D { }, }; =20 -static void qemu_xhci_class_init(ObjectClass *klass, void *data) -{ - PCIDeviceClass *k =3D PCI_DEVICE_CLASS(klass); - - k->vendor_id =3D PCI_VENDOR_ID_REDHAT; - k->device_id =3D PCI_DEVICE_ID_REDHAT_XHCI; - k->revision =3D 0x01; -} - -static void qemu_xhci_instance_init(Object *obj) -{ - XHCIState *xhci =3D XHCI(obj); - - xhci->msi =3D ON_OFF_AUTO_OFF; - xhci->msix =3D ON_OFF_AUTO_AUTO; - xhci->numintrs =3D MAXINTRS; - xhci->numslots =3D MAXSLOTS; - xhci_set_flag(xhci, XHCI_FLAG_SS_FIRST); -} - -static const TypeInfo qemu_xhci_info =3D { - .name =3D TYPE_QEMU_XHCI, - .parent =3D TYPE_XHCI, - .class_init =3D qemu_xhci_class_init, - .instance_init =3D qemu_xhci_instance_init, -}; - static void xhci_register_types(void) { type_register_static(&xhci_info); - type_register_static(&qemu_xhci_info); } =20 type_init(xhci_register_types) diff --git a/hw/usb/hcd-xhci.h b/hw/usb/hcd-xhci.h index c8a8ae4..effd46c 100644 --- a/hw/usb/hcd-xhci.h +++ b/hw/usb/hcd-xhci.h @@ -23,6 +23,8 @@ #define HW_USB_HCD_XHCI_H #include "qom/object.h" =20 +#include "hw/usb.h" + #define TYPE_XHCI "base-xhci" #define TYPE_NEC_XHCI "nec-usb-xhci" #define TYPE_QEMU_XHCI "qemu-xhci" @@ -229,4 +231,6 @@ struct XHCIState { bool nec_quirks; }; =20 +bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit); +void xhci_set_flag(XHCIState *xhci, enum xhci_flags bit); #endif diff --git a/hw/usb/meson.build b/hw/usb/meson.build index b7c7ff2..90dc54f 100644 --- a/hw/usb/meson.build +++ b/hw/usb/meson.build @@ -21,6 +21,7 @@ softmmu_ss.add(when: 'CONFIG_USB_EHCI', if_true: files('h= cd-ehci.c')) softmmu_ss.add(when: 'CONFIG_USB_EHCI_PCI', if_true: files('hcd-ehci-pci.c= ')) softmmu_ss.add(when: 'CONFIG_USB_EHCI_SYSBUS', if_true: files('hcd-ehci.c'= , 'hcd-ehci-sysbus.c')) softmmu_ss.add(when: 'CONFIG_USB_XHCI', if_true: files('hcd-xhci.c')) +softmmu_ss.add(when: 'CONFIG_USB_XHCI_PCI', if_true: files('hcd-xhci-pci.c= ')) softmmu_ss.add(when: 'CONFIG_USB_XHCI_NEC', if_true: files('hcd-xhci-nec.c= ')) softmmu_ss.add(when: 'CONFIG_USB_MUSB', if_true: files('hcd-musb.c')) softmmu_ss.add(when: 'CONFIG_USB_DWC2', if_true: files('hcd-dwc2.c')) --=20 2.7.4 From nobody Wed May 15 11:48:02 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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charset="utf-8" This patch sets the base to use xhci as sysbus model, for which pci specific hooks are moved to hcd-xhci-pci.c. As a part of this requirment msi/msix interrupts handling is moved under XHCIPCIState. Made required changes for qemu-xhci-nec. Signed-off-by: Sai Pavan Boddu --- hw/usb/hcd-xhci-nec.c | 18 ++--- hw/usb/hcd-xhci-pci.c | 204 +++++++++++++++++++++++++++++++++++++++++++++-- hw/usb/hcd-xhci-pci.h | 44 +++++++++++ hw/usb/hcd-xhci.c | 214 +++++++++++-----------------------------------= ---- hw/usb/hcd-xhci.h | 16 ++-- 5 files changed, 305 insertions(+), 191 deletions(-) create mode 100644 hw/usb/hcd-xhci-pci.h diff --git a/hw/usb/hcd-xhci-nec.c b/hw/usb/hcd-xhci-nec.c index e6a5a22..2efa6fa 100644 --- a/hw/usb/hcd-xhci-nec.c +++ b/hw/usb/hcd-xhci-nec.c @@ -25,17 +25,17 @@ #include "hw/pci/pci.h" #include "hw/qdev-properties.h" =20 -#include "hcd-xhci.h" +#include "hcd-xhci-pci.h" =20 static Property nec_xhci_properties[] =3D { - DEFINE_PROP_ON_OFF_AUTO("msi", XHCIState, msi, ON_OFF_AUTO_AUTO), - DEFINE_PROP_ON_OFF_AUTO("msix", XHCIState, msix, ON_OFF_AUTO_AUTO), - DEFINE_PROP_BIT("superspeed-ports-first", - XHCIState, flags, XHCI_FLAG_SS_FIRST, true), - DEFINE_PROP_BIT("force-pcie-endcap", XHCIState, flags, + DEFINE_PROP_ON_OFF_AUTO("msi", XHCIPciState, msi, ON_OFF_AUTO_AUTO), + DEFINE_PROP_ON_OFF_AUTO("msix", XHCIPciState, msix, ON_OFF_AUTO_AUTO), + DEFINE_PROP_BIT("superspeed-ports-first", XHCIPciState, + 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", XHCIState, numintrs, MAXINTRS), - DEFINE_PROP_UINT32("slots", XHCIState, numslots, MAXSLOTS), + DEFINE_PROP_UINT32("intrs", XHCIPciState, xhci.numintrs, MAXINTRS), + DEFINE_PROP_UINT32("slots", XHCIPciState, xhci.numslots, MAXSLOTS), DEFINE_PROP_END_OF_LIST(), }; =20 @@ -52,7 +52,7 @@ static void nec_xhci_class_init(ObjectClass *klass, void = *data) =20 static const TypeInfo nec_xhci_info =3D { .name =3D TYPE_NEC_XHCI, - .parent =3D TYPE_XHCI, + .parent =3D TYPE_XHCI_PCI, .class_init =3D nec_xhci_class_init, }; =20 diff --git a/hw/usb/hcd-xhci-pci.c b/hw/usb/hcd-xhci-pci.c index 1562757..f06a2b7 100644 --- a/hw/usb/hcd-xhci-pci.c +++ b/hw/usb/hcd-xhci-pci.c @@ -25,12 +25,204 @@ #include "qemu/osdep.h" #include "hw/pci/pci.h" #include "hw/qdev-properties.h" +#include "migration/vmstate.h" #include "hw/pci/msi.h" #include "hw/pci/msix.h" -#include "hcd-xhci.h" +#include "hcd-xhci-pci.h" #include "trace.h" #include "qapi/error.h" =20 +#define OFF_MSIX_TABLE 0x3000 +#define OFF_MSIX_PBA 0x3800 + +static void xhci_pci_intr_update(XHCIState *xhci, int n, bool enable) +{ + XHCIPciState *s =3D container_of(xhci, XHCIPciState, xhci); + PCIDevice *pci_dev =3D PCI_DEVICE(s); + + if (!msix_enabled(pci_dev)) { + return; + } + if (enable =3D=3D !!xhci->intr[n].msix_used) { + return; + } + if (enable) { + trace_usb_xhci_irq_msix_use(n); + msix_vector_use(pci_dev, n); + xhci->intr[n].msix_used =3D true; + } else { + trace_usb_xhci_irq_msix_unuse(n); + msix_vector_unuse(pci_dev, n); + xhci->intr[n].msix_used =3D false; + } +} + +static void xhci_pci_intr_raise(XHCIState *xhci, int n, bool level) +{ + XHCIPciState *s =3D container_of(xhci, XHCIPciState, xhci); + PCIDevice *pci_dev =3D PCI_DEVICE(s); + + if (n =3D=3D 0 && + !(msix_enabled(pci_dev) || + msi_enabled(pci_dev))) { + pci_set_irq(pci_dev, level); + } + if (msix_enabled(pci_dev)) { + msix_notify(pci_dev, n); + return; + } + + if (msi_enabled(pci_dev)) { + msi_notify(pci_dev, n); + return; + } +} + +static void xhci_pci_reset(DeviceState *dev) +{ + XHCIPciState *s =3D XHCI_PCI(dev); + + device_legacy_reset(DEVICE(&s->xhci)); +} + +static void xhci_pci_vmstate_post_load(XHCIState *xhci) +{ + XHCIPciState *s =3D container_of(xhci, XHCIPciState, xhci); + PCIDevice *pci_dev =3D PCI_DEVICE(s); + int intr; + + for (intr =3D 0; intr < xhci->numintrs; intr++) { + if (xhci->intr[intr].msix_used) { + msix_vector_use(pci_dev, intr); + } else { + msix_vector_unuse(pci_dev, intr); + } + } +} + +static void usb_xhci_pci_realize(struct PCIDevice *dev, Error **errp) +{ + int ret; + Error *err =3D NULL; + XHCIPciState *s =3D XHCI_PCI(dev); + + dev->config[PCI_CLASS_PROG] =3D 0x30; /* xHCI */ + dev->config[PCI_INTERRUPT_PIN] =3D 0x01; /* interrupt pin 1 */ + dev->config[PCI_CACHE_LINE_SIZE] =3D 0x10; + dev->config[0x60] =3D 0x30; /* release number */ + + object_property_set_link(OBJECT(&s->xhci), "host", OBJECT(s), NULL); + s->xhci.intr_update =3D xhci_pci_intr_update; + s->xhci.intr_raise =3D xhci_pci_intr_raise; + s->xhci.vmstate_post_load =3D xhci_pci_vmstate_post_load; + object_property_set_bool(OBJECT(&s->xhci), "realized", true, &err); + if (err) { + error_propagate(errp, err); + return; + } + if (strcmp(object_get_typename(OBJECT(dev)), TYPE_NEC_XHCI) =3D=3D 0) { + s->xhci.nec_quirks =3D true; + } + + if (s->msi !=3D ON_OFF_AUTO_OFF) { + ret =3D msi_init(dev, 0x70, s->xhci.numintrs, true, false, &err); + /* + * Any error other than -ENOTSUP(board's MSI support is broken) + * is a programming error + */ + assert(!ret || ret =3D=3D -ENOTSUP); + if (ret && s->msi =3D=3D ON_OFF_AUTO_ON) { + /* Can't satisfy user's explicit msi=3Don request, fail */ + error_append_hint(&err, "You have to use msi=3Dauto (default) = or " + "msi=3Doff with this machine type.\n"); + error_propagate(errp, err); + return; + } + assert(!err || s->msi =3D=3D ON_OFF_AUTO_AUTO); + /* With msi=3Dauto, we fall back to MSI off silently */ + error_free(err); + } + pci_register_bar(dev, 0, + PCI_BASE_ADDRESS_SPACE_MEMORY | + PCI_BASE_ADDRESS_MEM_TYPE_64, + &s->xhci.mem); + + if (pci_bus_is_express(pci_get_bus(dev)) || + xhci_get_flag(&s->xhci, XHCI_FLAG_FORCE_PCIE_ENDCAP)) { + ret =3D pcie_endpoint_cap_init(dev, 0xa0); + assert(ret > 0); + } + + if (s->msix !=3D ON_OFF_AUTO_OFF) { + /* TODO check for errors, and should fail when msix=3Don */ + msix_init(dev, s->xhci.numintrs, + &s->xhci.mem, 0, OFF_MSIX_TABLE, + &s->xhci.mem, 0, OFF_MSIX_PBA, + 0x90, NULL); + } + s->xhci.as =3D pci_get_address_space(dev); +} + +static void usb_xhci_pci_exit(PCIDevice *dev) +{ + XHCIPciState *s =3D XHCI_PCI(dev); + /* destroy msix memory region */ + if (dev->msix_table && dev->msix_pba + && dev->msix_entry_used) { + msix_uninit(dev, &s->xhci.mem, &s->xhci.mem); + } +} + +static const VMStateDescription vmstate_xhci_pci =3D { + .name =3D "xhci", + .version_id =3D 1, + .fields =3D (VMStateField[]) { + VMSTATE_PCI_DEVICE(parent_obj, XHCIPciState), + VMSTATE_MSIX(parent_obj, XHCIPciState), + VMSTATE_STRUCT(xhci, XHCIPciState, 1, vmstate_xhci, XHCIState), + VMSTATE_END_OF_LIST() + } +}; + +static void xhci_instance_init(Object *obj) +{ + XHCIPciState *s =3D XHCI_PCI(obj); + /* + * QEMU_PCI_CAP_EXPRESS initialization does not depend on QEMU command + * line, therefore, no need to wait to realize like other devices + */ + PCI_DEVICE(obj)->cap_present |=3D QEMU_PCI_CAP_EXPRESS; + object_initialize_child(obj, "xhci-core", &s->xhci, TYPE_XHCI); + qdev_alias_all_properties(DEVICE(&s->xhci), obj); +} + +static void xhci_class_init(ObjectClass *klass, void *data) +{ + PCIDeviceClass *k =3D PCI_DEVICE_CLASS(klass); + DeviceClass *dc =3D DEVICE_CLASS(klass); + + dc->reset =3D xhci_pci_reset; + dc->vmsd =3D &vmstate_xhci_pci; + set_bit(DEVICE_CATEGORY_USB, dc->categories); + k->realize =3D usb_xhci_pci_realize; + k->exit =3D usb_xhci_pci_exit; + k->class_id =3D PCI_CLASS_SERIAL_USB; +} + +static const TypeInfo xhci_pci_info =3D { + .name =3D TYPE_XHCI_PCI, + .parent =3D TYPE_PCI_DEVICE, + .instance_size =3D sizeof(XHCIPciState), + .class_init =3D xhci_class_init, + .instance_init =3D xhci_instance_init, + .abstract =3D true, + .interfaces =3D (InterfaceInfo[]) { + { INTERFACE_PCIE_DEVICE }, + { INTERFACE_CONVENTIONAL_PCI_DEVICE }, + { } + }, +}; + static void qemu_xhci_class_init(ObjectClass *klass, void *data) { PCIDeviceClass *k =3D PCI_DEVICE_CLASS(klass); @@ -42,10 +234,11 @@ static void qemu_xhci_class_init(ObjectClass *klass, v= oid *data) =20 static void qemu_xhci_instance_init(Object *obj) { - XHCIState *xhci =3D XHCI(obj); + XHCIPciState *s =3D XHCI_PCI(obj); + XHCIState *xhci =3D &s->xhci; =20 - xhci->msi =3D ON_OFF_AUTO_OFF; - xhci->msix =3D ON_OFF_AUTO_AUTO; + s->msi =3D ON_OFF_AUTO_OFF; + s->msix =3D ON_OFF_AUTO_AUTO; xhci->numintrs =3D MAXINTRS; xhci->numslots =3D MAXSLOTS; xhci_set_flag(xhci, XHCI_FLAG_SS_FIRST); @@ -53,13 +246,14 @@ static void qemu_xhci_instance_init(Object *obj) =20 static const TypeInfo qemu_xhci_info =3D { .name =3D TYPE_QEMU_XHCI, - .parent =3D TYPE_XHCI, + .parent =3D TYPE_XHCI_PCI, .class_init =3D qemu_xhci_class_init, .instance_init =3D qemu_xhci_instance_init, }; =20 static void xhci_register_types(void) { + type_register_static(&xhci_pci_info); type_register_static(&qemu_xhci_info); } =20 diff --git a/hw/usb/hcd-xhci-pci.h b/hw/usb/hcd-xhci-pci.h new file mode 100644 index 0000000..aa2e890 --- /dev/null +++ b/hw/usb/hcd-xhci-pci.h @@ -0,0 +1,44 @@ +/* + * USB xHCI controller emulation + * + * Copyright (c) 2011 Securiforest + * Date: 2011-05-11 ; Author: Hector Martin + * Based on usb-ohci.c, emulates Renesas NEC USB 3.0 + * Date: 2020-01-1; Author: Sai Pavan Boddu + * PCI hooks are moved from XHCIState to XHCIPciState + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2 of the License, or (at your option) any later version. + * + * This library is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, see . + */ + +#ifndef HW_USB_HCD_XHCI_PCI_H +#define HW_USB_HCD_XHCI_PCI_H + +#include "hw/usb.h" +#include "hcd-xhci.h" + +#define TYPE_XHCI_PCI "pci-xhci" +#define XHCI_PCI(obj) \ + OBJECT_CHECK(XHCIPciState, (obj), TYPE_XHCI_PCI) + + +typedef struct XHCIPciState { + /*< private >*/ + PCIDevice parent_obj; + /*< public >*/ + XHCIState xhci; + OnOffAuto msi; + OnOffAuto msix; +} XHCIPciState; + +#endif diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index f927567..4a6c0e7 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -24,10 +24,7 @@ #include "qemu/module.h" #include "qemu/queue.h" #include "migration/vmstate.h" -#include "hw/pci/pci.h" #include "hw/qdev-properties.h" -#include "hw/pci/msi.h" -#include "hw/pci/msix.h" #include "trace.h" #include "qapi/error.h" =20 @@ -56,8 +53,6 @@ #define OFF_OPER LEN_CAP #define OFF_RUNTIME 0x1000 #define OFF_DOORBELL 0x2000 -#define OFF_MSIX_TABLE 0x3000 -#define OFF_MSIX_PBA 0x3800 /* must be power of 2 */ #define LEN_REGS 0x4000 =20 @@ -547,54 +542,28 @@ static XHCIPort *xhci_lookup_port(XHCIState *xhci, st= ruct USBPort *uport) return &xhci->ports[index]; } =20 -static void xhci_intx_update(XHCIState *xhci) +static void xhci_intr_update(XHCIState *xhci, int v) { - PCIDevice *pci_dev =3D PCI_DEVICE(xhci); int level =3D 0; =20 - if (msix_enabled(pci_dev) || - msi_enabled(pci_dev)) { - return; - } - - if (xhci->intr[0].iman & IMAN_IP && - xhci->intr[0].iman & IMAN_IE && - xhci->usbcmd & USBCMD_INTE) { - level =3D 1; - } - - trace_usb_xhci_irq_intx(level); - pci_set_irq(pci_dev, level); -} - -static void xhci_msix_update(XHCIState *xhci, int v) -{ - PCIDevice *pci_dev =3D PCI_DEVICE(xhci); - bool enabled; - - if (!msix_enabled(pci_dev)) { - return; - } - - enabled =3D xhci->intr[v].iman & IMAN_IE; - if (enabled =3D=3D xhci->intr[v].msix_used) { - return; + if (v =3D=3D 0) { + if (xhci->intr[0].iman & IMAN_IP && + xhci->intr[0].iman & IMAN_IE && + xhci->usbcmd & USBCMD_INTE) { + level =3D 1; + } + if (xhci->intr_raise) { + xhci->intr_raise(xhci, 0, level); + } } - - if (enabled) { - trace_usb_xhci_irq_msix_use(v); - msix_vector_use(pci_dev, v); - xhci->intr[v].msix_used =3D true; - } else { - trace_usb_xhci_irq_msix_unuse(v); - msix_vector_unuse(pci_dev, v); - xhci->intr[v].msix_used =3D false; + if (xhci->intr_update) { + xhci->intr_update(xhci, v, + xhci->intr[v].iman & IMAN_IE); } } =20 static void xhci_intr_raise(XHCIState *xhci, int v) { - PCIDevice *pci_dev =3D PCI_DEVICE(xhci); bool pending =3D (xhci->intr[v].erdp_low & ERDP_EHB); =20 xhci->intr[v].erdp_low |=3D ERDP_EHB; @@ -611,22 +580,8 @@ static void xhci_intr_raise(XHCIState *xhci, int v) if (!(xhci->usbcmd & USBCMD_INTE)) { return; } - - if (msix_enabled(pci_dev)) { - trace_usb_xhci_irq_msix(v); - msix_notify(pci_dev, v); - return; - } - - if (msi_enabled(pci_dev)) { - trace_usb_xhci_irq_msi(v); - msi_notify(pci_dev, v); - return; - } - - if (v =3D=3D 0) { - trace_usb_xhci_irq_intx(1); - pci_irq_assert(pci_dev); + if (xhci->intr_raise) { + xhci->intr_raise(xhci, v, true); } } =20 @@ -2717,7 +2672,6 @@ static void xhci_reset(DeviceState *dev) xhci->intr[i].erstba_high =3D 0; xhci->intr[i].erdp_low =3D 0; xhci->intr[i].erdp_high =3D 0; - xhci->intr[i].msix_used =3D 0; =20 xhci->intr[i].er_ep_idx =3D 0; xhci->intr[i].er_pcs =3D 1; @@ -2939,8 +2893,7 @@ static uint64_t xhci_oper_read(void *ptr, hwaddr reg,= unsigned size) static void xhci_oper_write(void *ptr, hwaddr reg, uint64_t val, unsigned size) { - XHCIState *xhci =3D ptr; - DeviceState *d =3D DEVICE(ptr); + XHCIState *xhci =3D XHCI(ptr); =20 trace_usb_xhci_oper_write(reg, val); =20 @@ -2962,15 +2915,15 @@ static void xhci_oper_write(void *ptr, hwaddr reg, xhci->usbcmd =3D val & 0xc0f; xhci_mfwrap_update(xhci); if (val & USBCMD_HCRST) { - xhci_reset(d); + xhci_reset(DEVICE(xhci)); } - xhci_intx_update(xhci); + xhci_intr_update(xhci, 0); break; =20 case 0x04: /* USBSTS */ /* these bits are write-1-to-clear */ xhci->usbsts &=3D ~(val & (USBSTS_HSE|USBSTS_EINT|USBSTS_PCD|USBST= S_SRE)); - xhci_intx_update(xhci); + xhci_intr_update(xhci, 0); break; =20 case 0x14: /* DNCTRL */ @@ -3073,10 +3026,7 @@ static void xhci_runtime_write(void *ptr, hwaddr reg, } intr->iman &=3D ~IMAN_IE; intr->iman |=3D val & IMAN_IE; - if (v =3D=3D 0) { - xhci_intx_update(xhci); - } - xhci_msix_update(xhci, v); + xhci_intr_update(xhci, v); break; case 0x04: /* IMOD */ intr->imod =3D val; @@ -3321,7 +3271,6 @@ static USBBusOps xhci_bus_ops =3D { =20 static void usb_xhci_init(XHCIState *xhci) { - DeviceState *dev =3D DEVICE(xhci); XHCIPort *port; unsigned int i, usbports, speedmask; =20 @@ -3336,7 +3285,7 @@ static void usb_xhci_init(XHCIState *xhci) usbports =3D MAX(xhci->numports_2, xhci->numports_3); xhci->numports =3D xhci->numports_2 + xhci->numports_3; =20 - usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, dev); + usb_bus_new(&xhci->bus, sizeof(xhci->bus), &xhci_bus_ops, xhci->hostOp= aque); =20 for (i =3D 0; i < usbports; i++) { speedmask =3D 0; @@ -3376,21 +3325,12 @@ static void usb_xhci_init(XHCIState *xhci) } } =20 -static void usb_xhci_realize(struct PCIDevice *dev, Error **errp) +static void usb_xhci_realize(DeviceState *dev, Error **errp) { - int i, ret; - Error *err =3D NULL; + int i; =20 XHCIState *xhci =3D XHCI(dev); =20 - dev->config[PCI_CLASS_PROG] =3D 0x30; /* xHCI */ - dev->config[PCI_INTERRUPT_PIN] =3D 0x01; /* interrupt pin 1 */ - dev->config[PCI_CACHE_LINE_SIZE] =3D 0x10; - dev->config[0x60] =3D 0x30; /* release number */ - - if (strcmp(object_get_typename(OBJECT(dev)), TYPE_NEC_XHCI) =3D=3D 0) { - xhci->nec_quirks =3D true; - } if (xhci->numintrs > MAXINTRS) { xhci->numintrs =3D MAXINTRS; } @@ -3412,36 +3352,18 @@ static void usb_xhci_realize(struct PCIDevice *dev,= Error **errp) xhci->max_pstreams_mask =3D 0; } =20 - if (xhci->msi !=3D ON_OFF_AUTO_OFF) { - ret =3D msi_init(dev, 0x70, xhci->numintrs, true, false, &err); - /* Any error other than -ENOTSUP(board's MSI support is broken) - * is a programming error */ - assert(!ret || ret =3D=3D -ENOTSUP); - if (ret && xhci->msi =3D=3D ON_OFF_AUTO_ON) { - /* Can't satisfy user's explicit msi=3Don request, fail */ - error_append_hint(&err, "You have to use msi=3Dauto (default) = or " - "msi=3Doff with this machine type.\n"); - error_propagate(errp, err); - return; - } - assert(!err || xhci->msi =3D=3D ON_OFF_AUTO_AUTO); - /* With msi=3Dauto, we fall back to MSI off silently */ - error_free(err); - } - usb_xhci_init(xhci); - xhci->as =3D pci_get_address_space(dev); xhci->mfwrap_timer =3D timer_new_ns(QEMU_CLOCK_VIRTUAL, xhci_mfwrap_ti= mer, xhci); =20 - memory_region_init(&xhci->mem, OBJECT(xhci), "xhci", LEN_REGS); - memory_region_init_io(&xhci->mem_cap, OBJECT(xhci), &xhci_cap_ops, xhc= i, + memory_region_init(&xhci->mem, OBJECT(dev), "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(xhci), &xhci_oper_ops, x= hci, + memory_region_init_io(&xhci->mem_oper, OBJECT(dev), &xhci_oper_ops, xh= ci, "operational", 0x400); - memory_region_init_io(&xhci->mem_runtime, OBJECT(xhci), &xhci_runtime_= ops, xhci, - "runtime", LEN_RUNTIME); - memory_region_init_io(&xhci->mem_doorbell, OBJECT(xhci), &xhci_doorbel= l_ops, xhci, - "doorbell", LEN_DOORBELL); + memory_region_init_io(&xhci->mem_runtime, OBJECT(dev), &xhci_runtime_o= ps, + xhci, "runtime", LEN_RUNTIME); + memory_region_init_io(&xhci->mem_doorbell, OBJECT(dev), &xhci_doorbell= _ops, + xhci, "doorbell", LEN_DOORBELL); =20 memory_region_add_subregion(&xhci->mem, 0, &xhci->mem_cap); memory_region_add_subregion(&xhci->mem, OFF_OPER, &xhci->mem_oper); @@ -3452,31 +3374,13 @@ static void usb_xhci_realize(struct PCIDevice *dev,= Error **errp) XHCIPort *port =3D &xhci->ports[i]; uint32_t offset =3D OFF_OPER + 0x400 + 0x10 * i; port->xhci =3D xhci; - memory_region_init_io(&port->mem, OBJECT(xhci), &xhci_port_ops, po= rt, + memory_region_init_io(&port->mem, OBJECT(dev), &xhci_port_ops, por= t, port->name, 0x10); memory_region_add_subregion(&xhci->mem, offset, &port->mem); } - - pci_register_bar(dev, 0, - PCI_BASE_ADDRESS_SPACE_MEMORY|PCI_BASE_ADDRESS_MEM_TY= PE_64, - &xhci->mem); - - if (pci_bus_is_express(pci_get_bus(dev)) || - xhci_get_flag(xhci, XHCI_FLAG_FORCE_PCIE_ENDCAP)) { - ret =3D pcie_endpoint_cap_init(dev, 0xa0); - assert(ret > 0); - } - - if (xhci->msix !=3D ON_OFF_AUTO_OFF) { - /* TODO check for errors, and should fail when msix=3Don */ - msix_init(dev, xhci->numintrs, - &xhci->mem, 0, OFF_MSIX_TABLE, - &xhci->mem, 0, OFF_MSIX_PBA, - 0x90, NULL); - } } =20 -static void usb_xhci_exit(PCIDevice *dev) +static void usb_xhci_unrealize(DeviceState *dev) { int i; XHCIState *xhci =3D XHCI(dev); @@ -3503,25 +3407,18 @@ static void usb_xhci_exit(PCIDevice *dev) memory_region_del_subregion(&xhci->mem, &port->mem); } =20 - /* destroy msix memory region */ - if (dev->msix_table && dev->msix_pba - && dev->msix_entry_used) { - msix_uninit(dev, &xhci->mem, &xhci->mem); - } - usb_bus_release(&xhci->bus); } =20 static int usb_xhci_post_load(void *opaque, int version_id) { XHCIState *xhci =3D opaque; - PCIDevice *pci_dev =3D PCI_DEVICE(xhci); XHCISlot *slot; XHCIEPContext *epctx; dma_addr_t dcbaap, pctx; uint32_t slot_ctx[4]; uint32_t ep_ctx[5]; - int slotid, epid, state, intr; + int slotid, epid, state; =20 dcbaap =3D xhci_addr64(xhci->dcbaap_low, xhci->dcbaap_high); =20 @@ -3560,14 +3457,9 @@ static int usb_xhci_post_load(void *opaque, int vers= ion_id) } } =20 - for (intr =3D 0; intr < xhci->numintrs; intr++) { - if (xhci->intr[intr].msix_used) { - msix_vector_use(pci_dev, intr); - } else { - msix_vector_unuse(pci_dev, intr); - } + if (xhci->vmstate_post_load) { + xhci->vmstate_post_load(xhci); } - return 0; } =20 @@ -3652,14 +3544,11 @@ static const VMStateDescription vmstate_xhci_intr = =3D { } }; =20 -static const VMStateDescription vmstate_xhci =3D { - .name =3D "xhci", +const VMStateDescription vmstate_xhci =3D { + .name =3D "xhci-core", .version_id =3D 1, .post_load =3D usb_xhci_post_load, .fields =3D (VMStateField[]) { - VMSTATE_PCI_DEVICE(parent_obj, XHCIState), - VMSTATE_MSIX(parent_obj, XHCIState), - VMSTATE_STRUCT_VARRAY_UINT32(ports, XHCIState, numports, 1, vmstate_xhci_port, XHCIPort), VMSTATE_STRUCT_VARRAY_UINT32(slots, XHCIState, numslots, 1, @@ -3691,42 +3580,27 @@ static Property xhci_properties[] =3D { XHCI_FLAG_ENABLE_STREAMS, true), DEFINE_PROP_UINT32("p2", XHCIState, numports_2, 4), DEFINE_PROP_UINT32("p3", XHCIState, numports_3, 4), + DEFINE_PROP_LINK("host", XHCIState, hostOpaque, TYPE_DEVICE, + DeviceState *), DEFINE_PROP_END_OF_LIST(), }; =20 -static void xhci_instance_init(Object *obj) -{ - /* QEMU_PCI_CAP_EXPRESS initialization does not depend on QEMU command - * line, therefore, no need to wait to realize like other devices */ - PCI_DEVICE(obj)->cap_present |=3D QEMU_PCI_CAP_EXPRESS; -} - static void xhci_class_init(ObjectClass *klass, void *data) { - PCIDeviceClass *k =3D PCI_DEVICE_CLASS(klass); DeviceClass *dc =3D DEVICE_CLASS(klass); =20 - dc->vmsd =3D &vmstate_xhci; - device_class_set_props(dc, xhci_properties); + dc->realize =3D usb_xhci_realize; + dc->unrealize =3D usb_xhci_unrealize; dc->reset =3D xhci_reset; - set_bit(DEVICE_CATEGORY_USB, dc->categories); - k->realize =3D usb_xhci_realize; - k->exit =3D usb_xhci_exit; - k->class_id =3D PCI_CLASS_SERIAL_USB; + device_class_set_props(dc, xhci_properties); + dc->user_creatable =3D false; } =20 static const TypeInfo xhci_info =3D { .name =3D TYPE_XHCI, - .parent =3D TYPE_PCI_DEVICE, + .parent =3D TYPE_DEVICE, .instance_size =3D sizeof(XHCIState), .class_init =3D xhci_class_init, - .instance_init =3D xhci_instance_init, - .abstract =3D true, - .interfaces =3D (InterfaceInfo[]) { - { INTERFACE_PCIE_DEVICE }, - { INTERFACE_CONVENTIONAL_PCI_DEVICE }, - { } - }, }; =20 static void xhci_register_types(void) diff --git a/hw/usb/hcd-xhci.h b/hw/usb/hcd-xhci.h index effd46c..cbcd8bf 100644 --- a/hw/usb/hcd-xhci.h +++ b/hw/usb/hcd-xhci.h @@ -24,6 +24,7 @@ #include "qom/object.h" =20 #include "hw/usb.h" +#include "sysemu/dma.h" =20 #define TYPE_XHCI "base-xhci" #define TYPE_NEC_XHCI "nec-usb-xhci" @@ -183,10 +184,8 @@ typedef struct XHCIInterrupter { =20 } XHCIInterrupter; =20 -struct XHCIState { - /*< private >*/ - PCIDevice parent_obj; - /*< public >*/ +typedef struct XHCIState { + DeviceState parent; =20 USBBus bus; MemoryRegion mem; @@ -203,8 +202,10 @@ struct XHCIState { uint32_t numslots; uint32_t flags; uint32_t max_pstreams_mask; - OnOffAuto msi; - OnOffAuto msix; + void (*intr_update)(XHCIState *s, int n, bool enable); + void (*intr_raise)(XHCIState *s, int n, bool level); + void (*vmstate_post_load)(XHCIState *xhci); + DeviceState *hostOpaque; =20 /* Operational Registers */ uint32_t usbcmd; @@ -229,8 +230,9 @@ struct XHCIState { XHCIRing cmd_ring; =20 bool nec_quirks; -}; +} XHCIState; =20 +extern const VMStateDescription vmstate_xhci; bool xhci_get_flag(XHCIState *xhci, enum xhci_flags bit); void xhci_set_flag(XHCIState *xhci, enum xhci_flags bit); #endif --=20 2.7.4 From nobody Wed May 15 11:48:02 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; arc=pass (i=1dmarc=pass fromdomain=xilinx.com) ARC-Seal: i=2; a=rsa-sha256; t=1600883391; cv=pass; d=zohomail.com; s=zohoarc; b=KjahZTUAXMAKaR2C/ZtbfE0T8CMoNtZ3fPXHeajGhKHSoStG10Rp4hWLqs/gxi3B4LdsbUXLZ4jXVlo0N3xH9DKH7540CP89N1LO/13xoNsq3DOEYZN7o8HFBZ5IZPCzBv4SDfk1nuTv90rnv8EgoncFVUi7c8ExdwdRzb6lc1Y= ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1600883391; h=Content-Type:Cc:Date:From:In-Reply-To:List-Subscribe:List-Post:List-Id:List-Archive:List-Help:List-Unsubscribe:MIME-Version:Message-ID:References:Sender:Subject:To; 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charset="utf-8" Use XHCI as sysbus device, add memory region property to get the address space instance for dma read/write. Signed-off-by: Sai Pavan Boddu --- hw/usb/Kconfig | 5 +++ hw/usb/hcd-xhci-sysbus.c | 109 +++++++++++++++++++++++++++++++++++++++++++= ++++ hw/usb/hcd-xhci-sysbus.h | 32 ++++++++++++++ hw/usb/hcd-xhci.h | 1 + hw/usb/meson.build | 1 + 5 files changed, 148 insertions(+) create mode 100644 hw/usb/hcd-xhci-sysbus.c create mode 100644 hw/usb/hcd-xhci-sysbus.h diff --git a/hw/usb/Kconfig b/hw/usb/Kconfig index bab582f..4dd2ba9 100644 --- a/hw/usb/Kconfig +++ b/hw/usb/Kconfig @@ -48,6 +48,11 @@ config USB_XHCI_NEC depends on PCI select USB_XHCI =20 +config USB_XHCI_SYSBUS + bool + default y if USB_XHCI + select USB + config USB_MUSB bool select USB diff --git a/hw/usb/hcd-xhci-sysbus.c b/hw/usb/hcd-xhci-sysbus.c new file mode 100644 index 0000000..852ca51 --- /dev/null +++ b/hw/usb/hcd-xhci-sysbus.c @@ -0,0 +1,109 @@ +/* + * USB xHCI controller for system-bus interface + * Based on hcd-echi-sysbus.c + + * SPDX-FileCopyrightText: 2020 Xilinx + * SPDX-FileContributor: Author: Sai Pavan Boddu + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#include "qemu/osdep.h" +#include "hw/qdev-properties.h" +#include "migration/vmstate.h" +#include "trace.h" +#include "qapi/error.h" +#include "hcd-xhci-sysbus.h" +#include "hw/irq.h" + +static void xhci_sysbus_intr_raise(XHCIState *xhci, int n, bool level) +{ + XHCISysbusState *s =3D container_of(xhci, XHCISysbusState, xhci); + + qemu_set_irq(s->irq[n], level); +} + +void xhci_sysbus_reset(DeviceState *dev) +{ + XHCISysbusState *s =3D XHCI_SYSBUS(dev); + + device_legacy_reset(DEVICE(&s->xhci)); +} + +static void xhci_sysbus_realize(DeviceState *dev, Error **errp) +{ + XHCISysbusState *s =3D XHCI_SYSBUS(dev); + Error *err =3D NULL; + + object_property_set_link(OBJECT(&s->xhci), "host", OBJECT(s), NULL); + object_property_set_bool(OBJECT(&s->xhci), "realized", true, &err); + if (err) { + error_propagate(errp, err); + return; + } + s->irq =3D g_new0(qemu_irq, s->xhci.numintrs); + qdev_init_gpio_out_named(dev, s->irq, SYSBUS_DEVICE_GPIO_IRQ, + s->xhci.numintrs); + if (s->xhci.dma_mr) { + s->xhci.as =3D g_malloc0(sizeof(AddressSpace)); + address_space_init(s->xhci.as, s->xhci.dma_mr, NULL); + } else { + s->xhci.as =3D &address_space_memory; + } + + sysbus_init_mmio(SYS_BUS_DEVICE(dev), &s->xhci.mem); +} + +static void xhci_sysbus_instance_init(Object *obj) +{ + XHCISysbusState *s =3D XHCI_SYSBUS(obj); + + object_initialize_child(obj, "xhci-core", &s->xhci, TYPE_XHCI); + qdev_alias_all_properties(DEVICE(&s->xhci), obj); + + object_property_add_link(obj, "dma", TYPE_MEMORY_REGION, + (Object **)&s->xhci.dma_mr, + qdev_prop_allow_set_link_before_realize, + OBJ_PROP_LINK_STRONG); + s->xhci.intr_update =3D NULL; + s->xhci.intr_raise =3D xhci_sysbus_intr_raise; +} + +static Property xhci_sysbus_props[] =3D { + DEFINE_PROP_UINT32("intrs", XHCISysbusState, xhci.numintrs, MAXINTRS), + DEFINE_PROP_UINT32("slots", XHCISysbusState, xhci.numslots, MAXSLOTS), + DEFINE_PROP_END_OF_LIST(), +}; + +static const VMStateDescription vmstate_xhci_sysbus =3D { + .name =3D "xhci-sysbus", + .version_id =3D 1, + .fields =3D (VMStateField[]) { + VMSTATE_STRUCT(xhci, XHCISysbusState, 1, vmstate_xhci, XHCIState), + VMSTATE_END_OF_LIST() + } +}; + +static void xhci_sysbus_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + + dc->reset =3D xhci_sysbus_reset; + dc->realize =3D xhci_sysbus_realize; + dc->vmsd =3D &vmstate_xhci_sysbus; + device_class_set_props(dc, xhci_sysbus_props); +} + +static const TypeInfo xhci_sysbus_info =3D { + .name =3D TYPE_XHCI_SYSBUS, + .parent =3D TYPE_SYS_BUS_DEVICE, + .instance_size =3D sizeof(XHCISysbusState), + .class_init =3D xhci_sysbus_class_init, + .instance_init =3D xhci_sysbus_instance_init +}; + +static void xhci_sysbus_register_types(void) +{ + type_register_static(&xhci_sysbus_info); +} + +type_init(xhci_sysbus_register_types); diff --git a/hw/usb/hcd-xhci-sysbus.h b/hw/usb/hcd-xhci-sysbus.h new file mode 100644 index 0000000..a308753 --- /dev/null +++ b/hw/usb/hcd-xhci-sysbus.h @@ -0,0 +1,32 @@ +/* + * USB xHCI controller for system-bus interface + * + * SPDX-FileCopyrightText: 2020 Xilinx + * SPDX-FileContributor: Author: Sai Pavan Boddu + * SPDX-sourceInfo: Based on hcd-echi-sysbus + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef HW_USB_HCD_XHCI_SYSBUS_H +#define HW_USB_HCD_XHCI_SYSBUS_H + +#include "hw/usb.h" +#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) + + +typedef struct XHCISysbusState { + /*< private >*/ + SysBusDevice parent_obj; + /*< public >*/ + XHCIState xhci; + qemu_irq *irq; +} XHCISysbusState; + +void xhci_sysbus_reset(DeviceState *dev); +#endif diff --git a/hw/usb/hcd-xhci.h b/hw/usb/hcd-xhci.h index cbcd8bf..294bdc6 100644 --- a/hw/usb/hcd-xhci.h +++ b/hw/usb/hcd-xhci.h @@ -189,6 +189,7 @@ typedef struct XHCIState { =20 USBBus bus; MemoryRegion mem; + MemoryRegion *dma_mr; AddressSpace *as; MemoryRegion mem_cap; MemoryRegion mem_oper; diff --git a/hw/usb/meson.build b/hw/usb/meson.build index 90dc54f..934e4fa 100644 --- a/hw/usb/meson.build +++ b/hw/usb/meson.build @@ -22,6 +22,7 @@ softmmu_ss.add(when: 'CONFIG_USB_EHCI_PCI', if_true: file= s('hcd-ehci-pci.c')) softmmu_ss.add(when: 'CONFIG_USB_EHCI_SYSBUS', if_true: files('hcd-ehci.c'= , 'hcd-ehci-sysbus.c')) softmmu_ss.add(when: 'CONFIG_USB_XHCI', if_true: files('hcd-xhci.c')) softmmu_ss.add(when: 'CONFIG_USB_XHCI_PCI', if_true: files('hcd-xhci-pci.c= ')) +softmmu_ss.add(when: 'CONFIG_USB_XHCI_SYSBUS', if_true: files('hcd-xhci-sy= sbus.c')) softmmu_ss.add(when: 'CONFIG_USB_XHCI_NEC', if_true: files('hcd-xhci-nec.c= ')) softmmu_ss.add(when: 'CONFIG_USB_MUSB', if_true: files('hcd-musb.c')) softmmu_ss.add(when: 'CONFIG_USB_DWC2', if_true: files('hcd-dwc2.c')) --=20 2.7.4 From nobody Wed May 15 11:48:02 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; 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charset="utf-8" This module emulates control registers of versal usb2 controller, this is a= dded just to make guest happy. In general this module would control the phy-reset signal from usb controller, data coherency of the transactions, signals the host system errors received from controller. Signed-off-by: Sai Pavan Boddu Signed-off-by: Vikram Garhwal --- hw/misc/meson.build | 1 + hw/misc/xlnx-versal-usb2-ctrl-regs.c | 222 +++++++++++++++++++++++= ++++ include/hw/misc/xlnx-versal-usb2-ctrl-regs.h | 45 ++++++ 3 files changed, 268 insertions(+) create mode 100644 hw/misc/xlnx-versal-usb2-ctrl-regs.c create mode 100644 include/hw/misc/xlnx-versal-usb2-ctrl-regs.h diff --git a/hw/misc/meson.build b/hw/misc/meson.build index 793d45b..b336dd1 100644 --- a/hw/misc/meson.build +++ b/hw/misc/meson.build @@ -109,3 +109,4 @@ specific_ss.add(when: 'CONFIG_MIPS_CPS', if_true: files= ('mips_cmgcr.c', 'mips_cp specific_ss.add(when: 'CONFIG_MIPS_ITU', if_true: files('mips_itu.c')) =20 specific_ss.add(when: 'CONFIG_SBSA_REF', if_true: files('sbsa_ec.c')) +specific_ss.add(when: 'CONFIG_XLNX_VERSAL', if_true: files('xlnx-versal-us= b2-ctrl-regs.c')) diff --git a/hw/misc/xlnx-versal-usb2-ctrl-regs.c b/hw/misc/xlnx-versal-usb= 2-ctrl-regs.c new file mode 100644 index 0000000..94fd7cf --- /dev/null +++ b/hw/misc/xlnx-versal-usb2-ctrl-regs.c @@ -0,0 +1,222 @@ +/* + * QEMU model of the VersalUsb2CtrlRegs Register control/Status block for + * USB2.0 controller + * + * This module should control phy_reset, permanent device plugs, frame len= gth + * time adjust & setting of coherency paths. None of which are emulated in + * present model. + * + * Copyright (c) 2020 Xilinx Inc. Vikram Garhwal + * + * Permission is hereby granted, free of charge, to any person obtaining a= copy + * of this software and associated documentation files (the "Software"), t= o deal + * in the Software without restriction, including without limitation the r= ights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or se= ll + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included= in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS= OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OT= HER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING= FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS = IN + * THE SOFTWARE. + */ + +#include "qemu/osdep.h" +#include "hw/sysbus.h" +#include "hw/irq.h" +#include "hw/register.h" +#include "qemu/bitops.h" +#include "qemu/log.h" +#include "qom/object.h" +#include "migration/vmstate.h" +#include "hw/misc/xlnx-versal-usb2-ctrl-regs.h" + +#ifndef XILINX_VERSAL_USB2_CTRL_REGS_ERR_DEBUG +#define XILINX_VERSAL_USB2_CTRL_REGS_ERR_DEBUG 0 +#endif + +REG32(BUS_FILTER, 0x30) + FIELD(BUS_FILTER, BYPASS, 0, 4) +REG32(PORT, 0x34) + FIELD(PORT, HOST_SMI_BAR_WR, 4, 1) + FIELD(PORT, HOST_SMI_PCI_CMD_REG_WR, 3, 1) + FIELD(PORT, HOST_MSI_ENABLE, 2, 1) + FIELD(PORT, PWR_CTRL_PRSNT, 1, 1) + FIELD(PORT, HUB_PERM_ATTACH, 0, 1) +REG32(JITTER_ADJUST, 0x38) + FIELD(JITTER_ADJUST, FLADJ, 0, 6) +REG32(BIGENDIAN, 0x40) + FIELD(BIGENDIAN, ENDIAN_GS, 0, 1) +REG32(COHERENCY, 0x44) + FIELD(COHERENCY, USB_COHERENCY, 0, 1) +REG32(XHC_BME, 0x48) + FIELD(XHC_BME, XHC_BME, 0, 1) +REG32(REG_CTRL, 0x60) + FIELD(REG_CTRL, SLVERR_ENABLE, 0, 1) +REG32(IR_STATUS, 0x64) + FIELD(IR_STATUS, HOST_SYS_ERR, 1, 1) + FIELD(IR_STATUS, ADDR_DEC_ERR, 0, 1) +REG32(IR_MASK, 0x68) + FIELD(IR_MASK, HOST_SYS_ERR, 1, 1) + FIELD(IR_MASK, ADDR_DEC_ERR, 0, 1) +REG32(IR_ENABLE, 0x6c) + FIELD(IR_ENABLE, HOST_SYS_ERR, 1, 1) + FIELD(IR_ENABLE, ADDR_DEC_ERR, 0, 1) +REG32(IR_DISABLE, 0x70) + FIELD(IR_DISABLE, HOST_SYS_ERR, 1, 1) + FIELD(IR_DISABLE, ADDR_DEC_ERR, 0, 1) +REG32(USB3, 0x78) + +static void ir_update_irq(VersalUsb2CtrlRegs *s) +{ + bool pending =3D s->regs[R_IR_STATUS] & ~s->regs[R_IR_MASK]; + qemu_set_irq(s->irq_ir, pending); +} + +static void ir_status_postw(RegisterInfo *reg, uint64_t val64) +{ + VersalUsb2CtrlRegs *s =3D XILINX_VERSAL_USB2_CTRL_REGS(reg->opaque); + /* + * TODO: This should also clear USBSTS.HSE field in USB XHCI register. + * May be combine both the modules. + */ + ir_update_irq(s); +} + +static uint64_t ir_enable_prew(RegisterInfo *reg, uint64_t val64) +{ + VersalUsb2CtrlRegs *s =3D XILINX_VERSAL_USB2_CTRL_REGS(reg->opaque); + uint32_t val =3D val64; + + s->regs[R_IR_MASK] &=3D ~val; + ir_update_irq(s); + return 0; +} + +static uint64_t ir_disable_prew(RegisterInfo *reg, uint64_t val64) +{ + VersalUsb2CtrlRegs *s =3D XILINX_VERSAL_USB2_CTRL_REGS(reg->opaque); + uint32_t val =3D val64; + + s->regs[R_IR_MASK] |=3D val; + ir_update_irq(s); + return 0; +} + +static const RegisterAccessInfo usb2_regs_regs_info[] =3D { + { .name =3D "BUS_FILTER", .addr =3D A_BUS_FILTER, + .rsvd =3D 0xfffffff0, + },{ .name =3D "PORT", .addr =3D A_PORT, + .rsvd =3D 0xffffffe0, + },{ .name =3D "JITTER_ADJUST", .addr =3D A_JITTER_ADJUST, + .reset =3D 0x20, + .rsvd =3D 0xffffffc0, + },{ .name =3D "BIGENDIAN", .addr =3D A_BIGENDIAN, + .rsvd =3D 0xfffffffe, + },{ .name =3D "COHERENCY", .addr =3D A_COHERENCY, + .rsvd =3D 0xfffffffe, + },{ .name =3D "XHC_BME", .addr =3D A_XHC_BME, + .reset =3D 0x1, + .rsvd =3D 0xfffffffe, + },{ .name =3D "REG_CTRL", .addr =3D A_REG_CTRL, + .rsvd =3D 0xfffffffe, + },{ .name =3D "IR_STATUS", .addr =3D A_IR_STATUS, + .rsvd =3D 0xfffffffc, + .w1c =3D 0x3, + .post_write =3D ir_status_postw, + },{ .name =3D "IR_MASK", .addr =3D A_IR_MASK, + .reset =3D 0x3, + .rsvd =3D 0xfffffffc, + .ro =3D 0x3, + },{ .name =3D "IR_ENABLE", .addr =3D A_IR_ENABLE, + .rsvd =3D 0xfffffffc, + .pre_write =3D ir_enable_prew, + },{ .name =3D "IR_DISABLE", .addr =3D A_IR_DISABLE, + .rsvd =3D 0xfffffffc, + .pre_write =3D ir_disable_prew, + },{ .name =3D "USB3", .addr =3D A_USB3, + } +}; + +static void usb2_regs_reset(DeviceState *dev) +{ + VersalUsb2CtrlRegs *s =3D XILINX_VERSAL_USB2_CTRL_REGS(dev); + unsigned int i; + + for (i =3D 0; i < ARRAY_SIZE(s->regs_info); ++i) { + register_reset(&s->regs_info[i]); + } + + ir_update_irq(s); +} + +static const MemoryRegionOps usb2_regs_ops =3D { + .read =3D register_read_memory, + .write =3D register_write_memory, + .endianness =3D DEVICE_LITTLE_ENDIAN, + .valid =3D { + .min_access_size =3D 4, + .max_access_size =3D 4, + }, +}; + +static void usb2_regs_init(Object *obj) +{ + VersalUsb2CtrlRegs *s =3D XILINX_VERSAL_USB2_CTRL_REGS(obj); + SysBusDevice *sbd =3D SYS_BUS_DEVICE(obj); + RegisterInfoArray *reg_array; + + memory_region_init(&s->iomem, obj, TYPE_XILINX_VERSAL_USB2_CTRL_REGS, + USB2_REGS_R_MAX * 4); + reg_array =3D + register_init_block32(DEVICE(obj), usb2_regs_regs_info, + ARRAY_SIZE(usb2_regs_regs_info), + s->regs_info, s->regs, + &usb2_regs_ops, + XILINX_VERSAL_USB2_CTRL_REGS_ERR_DEBUG, + USB2_REGS_R_MAX * 4); + memory_region_add_subregion(&s->iomem, + 0x0, + ®_array->mem); + sysbus_init_mmio(sbd, &s->iomem); + sysbus_init_irq(sbd, &s->irq_ir); +} + +static const VMStateDescription vmstate_usb2_regs =3D { + .name =3D TYPE_XILINX_VERSAL_USB2_CTRL_REGS, + .version_id =3D 1, + .minimum_version_id =3D 1, + .fields =3D (VMStateField[]) { + VMSTATE_UINT32_ARRAY(regs, VersalUsb2CtrlRegs, USB2_REGS_R_MAX), + VMSTATE_END_OF_LIST(), + } +}; + +static void usb2_regs_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + + dc->reset =3D usb2_regs_reset; + dc->vmsd =3D &vmstate_usb2_regs; +} + +static const TypeInfo usb2_regs_info =3D { + .name =3D TYPE_XILINX_VERSAL_USB2_CTRL_REGS, + .parent =3D TYPE_SYS_BUS_DEVICE, + .instance_size =3D sizeof(VersalUsb2CtrlRegs), + .class_init =3D usb2_regs_class_init, + .instance_init =3D usb2_regs_init, +}; + +static void usb2_regs_register_types(void) +{ + type_register_static(&usb2_regs_info); +} + +type_init(usb2_regs_register_types) diff --git a/include/hw/misc/xlnx-versal-usb2-ctrl-regs.h b/include/hw/misc= /xlnx-versal-usb2-ctrl-regs.h new file mode 100644 index 0000000..975a717 --- /dev/null +++ b/include/hw/misc/xlnx-versal-usb2-ctrl-regs.h @@ -0,0 +1,45 @@ +/* + * QEMU model of the VersalUsb2CtrlRegs Register control/Status block for + * USB2.0 controller + * + * Copyright (c) 2020 Xilinx Inc. Vikram Garhwal + * + * Permission is hereby granted, free of charge, to any person obtaining a= copy + * of this software and associated documentation files (the "Software"), t= o deal + * in the Software without restriction, including without limitation the r= ights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or se= ll + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included= in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS= OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OT= HER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING= FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS = IN + * THE SOFTWARE. + */ + +#ifndef _XLNX_USB2_REGS_H_ +#define _XLNX_USB2_REGS_H_ + +#define TYPE_XILINX_VERSAL_USB2_CTRL_REGS "xlnx.versal-usb2-ctrl-regs" + +#define XILINX_VERSAL_USB2_CTRL_REGS(obj) \ + OBJECT_CHECK(VersalUsb2CtrlRegs, (obj), TYPE_XILINX_VERSAL_USB2_CTRL_= REGS) + +#define USB2_REGS_R_MAX ((0x78 / 4) + 1) + +typedef struct VersalUsb2CtrlRegs { + SysBusDevice parent_obj; + MemoryRegion iomem; + qemu_irq irq_ir; + + uint32_t regs[USB2_REGS_R_MAX]; + RegisterInfo regs_info[USB2_REGS_R_MAX]; +} VersalUsb2CtrlRegs; + +#endif --=20 2.7.4 From nobody Wed May 15 11:48:02 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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charset="utf-8" From: Vikram Garhwal This patch adds skeleton model of dwc3 usb controller attached to xhci-sysbus device. It defines global register space of DWC3 controller, global registers control the AXI/AHB interfaces properties, external FIFO support and event count support. All of which are unimplemented at present,we are only supporting core reset and read of ID register. Signed-off-by: Vikram Garhwal Signed-off-by: Sai Pavan Boddu --- hw/usb/Kconfig | 6 + hw/usb/hcd-dwc3.c | 717 ++++++++++++++++++++++++++++++++++++++++++= ++++ hw/usb/meson.build | 1 + include/hw/usb/hcd-dwc3.h | 55 ++++ 4 files changed, 779 insertions(+) create mode 100644 hw/usb/hcd-dwc3.c create mode 100644 include/hw/usb/hcd-dwc3.h diff --git a/hw/usb/Kconfig b/hw/usb/Kconfig index 4dd2ba9..f5762f0 100644 --- a/hw/usb/Kconfig +++ b/hw/usb/Kconfig @@ -116,3 +116,9 @@ config IMX_USBPHY bool default y depends on USB + +config USB_DWC3 + bool + default y if USB_XHCI_SYSBUS + select USB + select REGISTER diff --git a/hw/usb/hcd-dwc3.c b/hw/usb/hcd-dwc3.c new file mode 100644 index 0000000..de8be7a --- /dev/null +++ b/hw/usb/hcd-dwc3.c @@ -0,0 +1,717 @@ +/* + * QEMU model of the USB DWC3 host controller emulation. + * + * This model defines global register space of DWC3 controller. Global + * registers control the AXI/AHB interfaces properties, external FIFO supp= ort + * and event count support. All of which are unimplemented at present. We = are + * only supporting core reset and read of ID register. + * + * Copyright (c) 2020 Xilinx Inc. Vikram Garhwal + * + * Permission is hereby granted, free of charge, to any person obtaining a= copy + * of this software and associated documentation files (the "Software"), t= o deal + * in the Software without restriction, including without limitation the r= ights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or se= ll + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included= in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS= OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OT= HER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING= FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS = IN + * THE SOFTWARE. + */ + +#include "qemu/osdep.h" +#include "hw/sysbus.h" +#include "hw/register.h" +#include "qemu/bitops.h" +#include "qemu/log.h" +#include "qom/object.h" +#include "migration/vmstate.h" +#include "hw/qdev-properties.h" +#include "hw/usb/hcd-dwc3.h" +#include "qapi/error.h" + +#ifndef USB_DWC3_ERR_DEBUG +#define USB_DWC3_ERR_DEBUG 0 +#endif + +#define HOST_MODE 1 +#define FIFO_LEN 0x1000 + +REG32(GSBUSCFG0, 0x00) + FIELD(GSBUSCFG0, DATRDREQINFO, 28, 4) + FIELD(GSBUSCFG0, DESRDREQINFO, 24, 4) + FIELD(GSBUSCFG0, DATWRREQINFO, 20, 4) + FIELD(GSBUSCFG0, DESWRREQINFO, 16, 4) + FIELD(GSBUSCFG0, RESERVED_15_12, 12, 4) + FIELD(GSBUSCFG0, DATBIGEND, 11, 1) + FIELD(GSBUSCFG0, DESBIGEND, 10, 1) + FIELD(GSBUSCFG0, RESERVED_9_8, 8, 2) + FIELD(GSBUSCFG0, INCR256BRSTENA, 7, 1) + FIELD(GSBUSCFG0, INCR128BRSTENA, 6, 1) + FIELD(GSBUSCFG0, INCR64BRSTENA, 5, 1) + FIELD(GSBUSCFG0, INCR32BRSTENA, 4, 1) + FIELD(GSBUSCFG0, INCR16BRSTENA, 3, 1) + FIELD(GSBUSCFG0, INCR8BRSTENA, 2, 1) + FIELD(GSBUSCFG0, INCR4BRSTENA, 1, 1) + FIELD(GSBUSCFG0, INCRBRSTENA, 0, 1) +REG32(GSBUSCFG1, 0x04) + FIELD(GSBUSCFG1, RESERVED_31_13, 13, 19) + FIELD(GSBUSCFG1, EN1KPAGE, 12, 1) + FIELD(GSBUSCFG1, PIPETRANSLIMIT, 8, 4) + FIELD(GSBUSCFG1, RESERVED_7_0, 0, 8) +REG32(GTXTHRCFG, 0x08) + FIELD(GTXTHRCFG, RESERVED_31, 31, 1) + FIELD(GTXTHRCFG, RESERVED_30, 30, 1) + FIELD(GTXTHRCFG, USBTXPKTCNTSEL, 29, 1) + FIELD(GTXTHRCFG, RESERVED_28, 28, 1) + FIELD(GTXTHRCFG, USBTXPKTCNT, 24, 4) + FIELD(GTXTHRCFG, USBMAXTXBURSTSIZE, 16, 8) + FIELD(GTXTHRCFG, RESERVED_15, 15, 1) + FIELD(GTXTHRCFG, RESERVED_14, 14, 1) + FIELD(GTXTHRCFG, RESERVED_13_11, 11, 3) + FIELD(GTXTHRCFG, RESERVED_10_0, 0, 11) +REG32(GRXTHRCFG, 0x0c) + FIELD(GRXTHRCFG, RESERVED_31_30, 30, 2) + FIELD(GRXTHRCFG, USBRXPKTCNTSEL, 29, 1) + FIELD(GRXTHRCFG, RESERVED_28, 28, 1) + FIELD(GRXTHRCFG, USBRXPKTCNT, 24, 4) + FIELD(GRXTHRCFG, USBMAXRXBURSTSIZE, 19, 5) + FIELD(GRXTHRCFG, RESERVED_18_16, 16, 3) + FIELD(GRXTHRCFG, RESERVED_15, 15, 1) + FIELD(GRXTHRCFG, RESERVED_14_13, 13, 2) + FIELD(GRXTHRCFG, RESVISOCOUTSPC, 0, 13) +REG32(GCTL, 0x10) + FIELD(GCTL, PWRDNSCALE, 19, 13) + FIELD(GCTL, MASTERFILTBYPASS, 18, 1) + FIELD(GCTL, BYPSSETADDR, 17, 1) + FIELD(GCTL, U2RSTECN, 16, 1) + FIELD(GCTL, FRMSCLDWN, 14, 2) + FIELD(GCTL, PRTCAPDIR, 12, 2) + FIELD(GCTL, CORESOFTRESET, 11, 1) + FIELD(GCTL, U1U2TIMERSCALE, 9, 1) + FIELD(GCTL, DEBUGATTACH, 8, 1) + FIELD(GCTL, RAMCLKSEL, 6, 2) + FIELD(GCTL, SCALEDOWN, 4, 2) + FIELD(GCTL, DISSCRAMBLE, 3, 1) + FIELD(GCTL, U2EXIT_LFPS, 2, 1) + FIELD(GCTL, GBLHIBERNATIONEN, 1, 1) + FIELD(GCTL, DSBLCLKGTNG, 0, 1) +REG32(GPMSTS, 0x14) +REG32(GSTS, 0x18) + FIELD(GSTS, CBELT, 20, 12) + FIELD(GSTS, RESERVED_19_12, 12, 8) + FIELD(GSTS, SSIC_IP, 11, 1) + FIELD(GSTS, OTG_IP, 10, 1) + FIELD(GSTS, BC_IP, 9, 1) + FIELD(GSTS, ADP_IP, 8, 1) + FIELD(GSTS, HOST_IP, 7, 1) + FIELD(GSTS, DEVICE_IP, 6, 1) + FIELD(GSTS, CSRTIMEOUT, 5, 1) + FIELD(GSTS, BUSERRADDRVLD, 4, 1) + FIELD(GSTS, RESERVED_3_2, 2, 2) + FIELD(GSTS, CURMOD, 0, 2) +REG32(GUCTL1, 0x1c) + FIELD(GUCTL1, RESUME_OPMODE_HS_HOST, 10, 1) +REG32(GSNPSID, 0x20) +REG32(GGPIO, 0x24) + FIELD(GGPIO, GPO, 16, 16) + FIELD(GGPIO, GPI, 0, 16) +REG32(GUID, 0x28) +REG32(GUCTL, 0x2c) + FIELD(GUCTL, REFCLKPER, 22, 10) + FIELD(GUCTL, NOEXTRDL, 21, 1) + FIELD(GUCTL, RESERVED_20_18, 18, 3) + FIELD(GUCTL, SPRSCTRLTRANSEN, 17, 1) + FIELD(GUCTL, RESBWHSEPS, 16, 1) + FIELD(GUCTL, RESERVED_15, 15, 1) + FIELD(GUCTL, USBHSTINAUTORETRYEN, 14, 1) + FIELD(GUCTL, ENOVERLAPCHK, 13, 1) + FIELD(GUCTL, EXTCAPSUPPTEN, 12, 1) + FIELD(GUCTL, INSRTEXTRFSBODI, 11, 1) + FIELD(GUCTL, DTCT, 9, 2) + FIELD(GUCTL, DTFT, 0, 9) +REG32(GBUSERRADDRLO, 0x30) +REG32(GBUSERRADDRHI, 0x34) +REG32(GHWPARAMS0, 0x40) + FIELD(GHWPARAMS0, GHWPARAMS0_31_24, 24, 8) + FIELD(GHWPARAMS0, GHWPARAMS0_23_16, 16, 8) + FIELD(GHWPARAMS0, GHWPARAMS0_15_8, 8, 8) + FIELD(GHWPARAMS0, GHWPARAMS0_7_6, 6, 2) + FIELD(GHWPARAMS0, GHWPARAMS0_5_3, 3, 3) + FIELD(GHWPARAMS0, GHWPARAMS0_2_0, 0, 3) +REG32(GHWPARAMS1, 0x44) + FIELD(GHWPARAMS1, GHWPARAMS1_31, 31, 1) + FIELD(GHWPARAMS1, GHWPARAMS1_30, 30, 1) + FIELD(GHWPARAMS1, GHWPARAMS1_29, 29, 1) + FIELD(GHWPARAMS1, GHWPARAMS1_28, 28, 1) + FIELD(GHWPARAMS1, GHWPARAMS1_27, 27, 1) + FIELD(GHWPARAMS1, GHWPARAMS1_26, 26, 1) + FIELD(GHWPARAMS1, GHWPARAMS1_25_24, 24, 2) + FIELD(GHWPARAMS1, GHWPARAMS1_23, 23, 1) + FIELD(GHWPARAMS1, GHWPARAMS1_22_21, 21, 2) + FIELD(GHWPARAMS1, GHWPARAMS1_20_15, 15, 6) + FIELD(GHWPARAMS1, GHWPARAMS1_14_12, 12, 3) + FIELD(GHWPARAMS1, GHWPARAMS1_11_9, 9, 3) + FIELD(GHWPARAMS1, GHWPARAMS1_8_6, 6, 3) + FIELD(GHWPARAMS1, GHWPARAMS1_5_3, 3, 3) + FIELD(GHWPARAMS1, GHWPARAMS1_2_0, 0, 3) +REG32(GHWPARAMS2, 0x48) +REG32(GHWPARAMS3, 0x4c) + FIELD(GHWPARAMS3, GHWPARAMS3_31, 31, 1) + FIELD(GHWPARAMS3, GHWPARAMS3_30_23, 23, 8) + FIELD(GHWPARAMS3, GHWPARAMS3_22_18, 18, 5) + FIELD(GHWPARAMS3, GHWPARAMS3_17_12, 12, 6) + FIELD(GHWPARAMS3, GHWPARAMS3_11, 11, 1) + FIELD(GHWPARAMS3, GHWPARAMS3_10, 10, 1) + FIELD(GHWPARAMS3, GHWPARAMS3_9_8, 8, 2) + FIELD(GHWPARAMS3, GHWPARAMS3_7_6, 6, 2) + FIELD(GHWPARAMS3, GHWPARAMS3_5_4, 4, 2) + FIELD(GHWPARAMS3, GHWPARAMS3_3_2, 2, 2) + FIELD(GHWPARAMS3, GHWPARAMS3_1_0, 0, 2) +REG32(GHWPARAMS4, 0x50) + FIELD(GHWPARAMS4, GHWPARAMS4_31_28, 28, 4) + FIELD(GHWPARAMS4, GHWPARAMS4_27_24, 24, 4) + FIELD(GHWPARAMS4, GHWPARAMS4_23, 23, 1) + FIELD(GHWPARAMS4, GHWPARAMS4_22, 22, 1) + FIELD(GHWPARAMS4, GHWPARAMS4_21, 21, 1) + FIELD(GHWPARAMS4, GHWPARAMS4_20_17, 17, 4) + FIELD(GHWPARAMS4, GHWPARAMS4_16_13, 13, 4) + FIELD(GHWPARAMS4, GHWPARAMS4_12, 12, 1) + FIELD(GHWPARAMS4, GHWPARAMS4_11, 11, 1) + FIELD(GHWPARAMS4, GHWPARAMS4_10_9, 9, 2) + FIELD(GHWPARAMS4, GHWPARAMS4_8_7, 7, 2) + FIELD(GHWPARAMS4, GHWPARAMS4_6, 6, 1) + FIELD(GHWPARAMS4, GHWPARAMS4_5_0, 0, 6) +REG32(GHWPARAMS5, 0x54) + FIELD(GHWPARAMS5, GHWPARAMS5_31_28, 28, 4) + FIELD(GHWPARAMS5, GHWPARAMS5_27_22, 22, 6) + FIELD(GHWPARAMS5, GHWPARAMS5_21_16, 16, 6) + FIELD(GHWPARAMS5, GHWPARAMS5_15_10, 10, 6) + FIELD(GHWPARAMS5, GHWPARAMS5_9_4, 4, 6) + FIELD(GHWPARAMS5, GHWPARAMS5_3_0, 0, 4) +REG32(GHWPARAMS6, 0x58) + FIELD(GHWPARAMS6, GHWPARAMS6_31_16, 16, 16) + FIELD(GHWPARAMS6, BUSFLTRSSUPPORT, 15, 1) + FIELD(GHWPARAMS6, BCSUPPORT, 14, 1) + FIELD(GHWPARAMS6, OTG_SS_SUPPORT, 13, 1) + FIELD(GHWPARAMS6, ADPSUPPORT, 12, 1) + FIELD(GHWPARAMS6, HNPSUPPORT, 11, 1) + FIELD(GHWPARAMS6, SRPSUPPORT, 10, 1) + FIELD(GHWPARAMS6, GHWPARAMS6_9_8, 8, 2) + FIELD(GHWPARAMS6, GHWPARAMS6_7, 7, 1) + FIELD(GHWPARAMS6, GHWPARAMS6_6, 6, 1) + FIELD(GHWPARAMS6, GHWPARAMS6_5_0, 0, 6) +REG32(GHWPARAMS7, 0x5c) + FIELD(GHWPARAMS7, GHWPARAMS7_31_16, 16, 16) + FIELD(GHWPARAMS7, GHWPARAMS7_15_0, 0, 16) +REG32(GDBGFIFOSPACE, 0x60) + FIELD(GDBGFIFOSPACE, SPACE_AVAILABLE, 16, 16) + FIELD(GDBGFIFOSPACE, RESERVED_15_9, 9, 7) + FIELD(GDBGFIFOSPACE, FIFO_QUEUE_SELECT, 0, 9) +REG32(GUCTL2, 0x9c) + FIELD(GUCTL2, RESERVED_31_26, 26, 6) + FIELD(GUCTL2, EN_HP_PM_TIMER, 19, 7) + FIELD(GUCTL2, NOLOWPWRDUR, 15, 4) + FIELD(GUCTL2, RST_ACTBITLATER, 14, 1) + FIELD(GUCTL2, RESERVED_13, 13, 1) + FIELD(GUCTL2, DISABLECFC, 11, 1) +REG32(GUSB2PHYCFG, 0x100) + FIELD(GUSB2PHYCFG, U2_FREECLK_EXISTS, 30, 1) + FIELD(GUSB2PHYCFG, ULPI_LPM_WITH_OPMODE_CHK, 29, 1) + FIELD(GUSB2PHYCFG, RESERVED_25, 25, 1) + FIELD(GUSB2PHYCFG, LSTRD, 22, 3) + FIELD(GUSB2PHYCFG, LSIPD, 19, 3) + FIELD(GUSB2PHYCFG, ULPIEXTVBUSINDIACTOR, 18, 1) + FIELD(GUSB2PHYCFG, ULPIEXTVBUSDRV, 17, 1) + FIELD(GUSB2PHYCFG, RESERVED_16, 16, 1) + FIELD(GUSB2PHYCFG, ULPIAUTORES, 15, 1) + FIELD(GUSB2PHYCFG, RESERVED_14, 14, 1) + FIELD(GUSB2PHYCFG, USBTRDTIM, 10, 4) + FIELD(GUSB2PHYCFG, XCVRDLY, 9, 1) + FIELD(GUSB2PHYCFG, ENBLSLPM, 8, 1) + FIELD(GUSB2PHYCFG, PHYSEL, 7, 1) + FIELD(GUSB2PHYCFG, SUSPENDUSB20, 6, 1) + FIELD(GUSB2PHYCFG, FSINTF, 5, 1) + FIELD(GUSB2PHYCFG, ULPI_UTMI_SEL, 4, 1) + FIELD(GUSB2PHYCFG, PHYIF, 3, 1) + FIELD(GUSB2PHYCFG, TOUTCAL, 0, 3) +REG32(GUSB2I2CCTL, 0x140) +REG32(GUSB2PHYACC_ULPI, 0x180) + FIELD(GUSB2PHYACC_ULPI, RESERVED_31_27, 27, 5) + FIELD(GUSB2PHYACC_ULPI, DISUIPIDRVR, 26, 1) + FIELD(GUSB2PHYACC_ULPI, NEWREGREQ, 25, 1) + FIELD(GUSB2PHYACC_ULPI, VSTSDONE, 24, 1) + FIELD(GUSB2PHYACC_ULPI, VSTSBSY, 23, 1) + FIELD(GUSB2PHYACC_ULPI, REGWR, 22, 1) + FIELD(GUSB2PHYACC_ULPI, REGADDR, 16, 6) + FIELD(GUSB2PHYACC_ULPI, EXTREGADDR, 8, 8) + FIELD(GUSB2PHYACC_ULPI, REGDATA, 0, 8) +REG32(GTXFIFOSIZ0, 0x200) + FIELD(GTXFIFOSIZ0, TXFSTADDR_N, 16, 16) + FIELD(GTXFIFOSIZ0, TXFDEP_N, 0, 16) +REG32(GTXFIFOSIZ1, 0x204) + FIELD(GTXFIFOSIZ1, TXFSTADDR_N, 16, 16) + FIELD(GTXFIFOSIZ1, TXFDEP_N, 0, 16) +REG32(GTXFIFOSIZ2, 0x208) + FIELD(GTXFIFOSIZ2, TXFSTADDR_N, 16, 16) + FIELD(GTXFIFOSIZ2, TXFDEP_N, 0, 16) +REG32(GTXFIFOSIZ3, 0x20c) + FIELD(GTXFIFOSIZ3, TXFSTADDR_N, 16, 16) + FIELD(GTXFIFOSIZ3, TXFDEP_N, 0, 16) +REG32(GTXFIFOSIZ4, 0x210) + FIELD(GTXFIFOSIZ4, TXFSTADDR_N, 16, 16) + FIELD(GTXFIFOSIZ4, TXFDEP_N, 0, 16) +REG32(GTXFIFOSIZ5, 0x214) + FIELD(GTXFIFOSIZ5, TXFSTADDR_N, 16, 16) + FIELD(GTXFIFOSIZ5, TXFDEP_N, 0, 16) +REG32(GRXFIFOSIZ0, 0x280) + FIELD(GRXFIFOSIZ0, RXFSTADDR_N, 16, 16) + FIELD(GRXFIFOSIZ0, RXFDEP_N, 0, 16) +REG32(GRXFIFOSIZ1, 0x284) + FIELD(GRXFIFOSIZ1, RXFSTADDR_N, 16, 16) + FIELD(GRXFIFOSIZ1, RXFDEP_N, 0, 16) +REG32(GRXFIFOSIZ2, 0x288) + FIELD(GRXFIFOSIZ2, RXFSTADDR_N, 16, 16) + FIELD(GRXFIFOSIZ2, RXFDEP_N, 0, 16) +REG32(GEVNTADRLO_0, 0x300) +REG32(GEVNTADRHI_0, 0x304) +REG32(GEVNTSIZ_0, 0x308) + FIELD(GEVNTSIZ_0, EVNTINTRPTMASK, 31, 1) + FIELD(GEVNTSIZ_0, RESERVED_30_16, 16, 15) + FIELD(GEVNTSIZ_0, EVENTSIZ, 0, 16) +REG32(GEVNTCOUNT_0, 0x30c) + FIELD(GEVNTCOUNT_0, EVNT_HANDLER_BUSY, 31, 1) + FIELD(GEVNTCOUNT_0, RESERVED_30_16, 16, 15) + FIELD(GEVNTCOUNT_0, EVNTCOUNT, 0, 16) +REG32(GEVNTADRLO_1, 0x310) +REG32(GEVNTADRHI_1, 0x314) +REG32(GEVNTSIZ_1, 0x318) + FIELD(GEVNTSIZ_1, EVNTINTRPTMASK, 31, 1) + FIELD(GEVNTSIZ_1, RESERVED_30_16, 16, 15) + FIELD(GEVNTSIZ_1, EVENTSIZ, 0, 16) +REG32(GEVNTCOUNT_1, 0x31c) + FIELD(GEVNTCOUNT_1, EVNT_HANDLER_BUSY, 31, 1) + FIELD(GEVNTCOUNT_1, RESERVED_30_16, 16, 15) + FIELD(GEVNTCOUNT_1, EVNTCOUNT, 0, 16) +REG32(GEVNTADRLO_2, 0x320) +REG32(GEVNTADRHI_2, 0x324) +REG32(GEVNTSIZ_2, 0x328) + FIELD(GEVNTSIZ_2, EVNTINTRPTMASK, 31, 1) + FIELD(GEVNTSIZ_2, RESERVED_30_16, 16, 15) + FIELD(GEVNTSIZ_2, EVENTSIZ, 0, 16) +REG32(GEVNTCOUNT_2, 0x32c) + FIELD(GEVNTCOUNT_2, EVNT_HANDLER_BUSY, 31, 1) + FIELD(GEVNTCOUNT_2, RESERVED_30_16, 16, 15) + FIELD(GEVNTCOUNT_2, EVNTCOUNT, 0, 16) +REG32(GEVNTADRLO_3, 0x330) +REG32(GEVNTADRHI_3, 0x334) +REG32(GEVNTSIZ_3, 0x338) + FIELD(GEVNTSIZ_3, EVNTINTRPTMASK, 31, 1) + FIELD(GEVNTSIZ_3, RESERVED_30_16, 16, 15) + FIELD(GEVNTSIZ_3, EVENTSIZ, 0, 16) +REG32(GEVNTCOUNT_3, 0x33c) + FIELD(GEVNTCOUNT_3, EVNT_HANDLER_BUSY, 31, 1) + FIELD(GEVNTCOUNT_3, RESERVED_30_16, 16, 15) + FIELD(GEVNTCOUNT_3, EVNTCOUNT, 0, 16) +REG32(GHWPARAMS8, 0x500) +REG32(GTXFIFOPRIDEV, 0x510) + FIELD(GTXFIFOPRIDEV, RESERVED_31_N, 6, 26) + FIELD(GTXFIFOPRIDEV, GTXFIFOPRIDEV, 0, 6) +REG32(GTXFIFOPRIHST, 0x518) + FIELD(GTXFIFOPRIHST, RESERVED_31_16, 3, 29) + FIELD(GTXFIFOPRIHST, GTXFIFOPRIHST, 0, 3) +REG32(GRXFIFOPRIHST, 0x51c) + FIELD(GRXFIFOPRIHST, RESERVED_31_16, 3, 29) + FIELD(GRXFIFOPRIHST, GRXFIFOPRIHST, 0, 3) +REG32(GDMAHLRATIO, 0x524) + FIELD(GDMAHLRATIO, RESERVED_31_13, 13, 19) + FIELD(GDMAHLRATIO, HSTRXFIFO, 8, 5) + FIELD(GDMAHLRATIO, RESERVED_7_5, 5, 3) + FIELD(GDMAHLRATIO, HSTTXFIFO, 0, 5) +REG32(GFLADJ, 0x530) + FIELD(GFLADJ, GFLADJ_REFCLK_240MHZDECR_PLS1, 31, 1) + FIELD(GFLADJ, GFLADJ_REFCLK_240MHZ_DECR, 24, 7) + FIELD(GFLADJ, GFLADJ_REFCLK_LPM_SEL, 23, 1) + FIELD(GFLADJ, RESERVED_22, 22, 1) + FIELD(GFLADJ, GFLADJ_REFCLK_FLADJ, 8, 14) + FIELD(GFLADJ, GFLADJ_30MHZ_SDBND_SEL, 7, 1) + FIELD(GFLADJ, GFLADJ_30MHZ, 0, 6) + +static void reset_csr(USBDWC3 * s) +{ + int i =3D 0; + /* + * We reset all CSR regs except GCTL, GUCTL, GSTS, GSNPSID, GGPIO, GUI= D, + * GUSB2PHYCFGn registers and GUSB3PIPECTLn registers. We will skip PHY + * register as we don't implement them. + */ + for (i =3D 0; i < R_GCTL; i++) { + register_reset(&s->regs_info[i]); + } + + for (i =3D R_GCTL; i < R_GBUSERRADDRLO; i++) { + if (i =3D=3D R_GUCTL1 || i =3D=3D R_GPMSTS) { + register_reset(&s->regs_info[i]); + } else { + continue; + } + } + + for (i =3D R_GBUSERRADDRLO; i < USB_DWC3_R_MAX; i++) { + register_reset(&s->regs_info[i]); + } + + xhci_sysbus_reset(DEVICE(&s->sysbus_xhci)); +} + +static void usb_dwc3_gctl_postw(RegisterInfo *reg, uint64_t val64) +{ + USBDWC3 *s =3D USB_DWC3(reg->opaque); + + if (ARRAY_FIELD_EX32(s->regs, GCTL, CORESOFTRESET)) { + reset_csr(s); + } +} + +static void usb_dwc3_guid_postw(RegisterInfo *reg, uint64_t val64) +{ + USBDWC3 *s =3D USB_DWC3(reg->opaque); + + s->regs[R_GUID] =3D s->cfg.dwc_usb3_user; +} + +static void usb_dwc3_unimpl_postw(RegisterInfo *reg, uint64_t val64) +{ + qemu_log_mask(LOG_UNIMP, "%s not supported\n", reg->access->name); +} + +static uint64_t usb_dwc3_unimpl_postr(RegisterInfo *reg, uint64_t val64) +{ + qemu_log_mask(LOG_UNIMP, "%s not supported\n", reg->access->name); + return val64; +} + +static const RegisterAccessInfo usb_dwc3_regs_info[] =3D { + { .name =3D "GSBUSCFG0", .addr =3D A_GSBUSCFG0, + .ro =3D 0xf300, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GSBUSCFG1", .addr =3D A_GSBUSCFG1, + .reset =3D 0x300, + .ro =3D 0xffffe0ff, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GTXTHRCFG", .addr =3D A_GTXTHRCFG, + .ro =3D 0xd000ffff, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GRXTHRCFG", .addr =3D A_GRXTHRCFG, + .ro =3D 0xd007e000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GCTL", .addr =3D A_GCTL, + .reset =3D 0x30c13004, .post_write =3D usb_dwc3_gctl_postw, + },{ .name =3D "GPMSTS", .addr =3D A_GPMSTS, + .ro =3D 0xfffffff, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GSTS", .addr =3D A_GSTS, + .reset =3D 0x7e800000, + .ro =3D 0xffffffcf, + .w1c =3D 0x30, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GUCTL1", .addr =3D A_GUCTL1, + .reset =3D 0x198a, + .ro =3D 0x7800, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GSNPSID", .addr =3D A_GSNPSID, + .reset =3D 0x5533330a, + .ro =3D 0xffffffff, + },{ .name =3D "GGPIO", .addr =3D A_GGPIO, + .ro =3D 0xffff, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GUID", .addr =3D A_GUID, + .reset =3D 0x12345678, .post_write =3D usb_dwc3_guid_postw, + },{ .name =3D "GUCTL", .addr =3D A_GUCTL, + .reset =3D 0x0c808010, + .ro =3D 0x1c8000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GBUSERRADDRLO", .addr =3D A_GBUSERRADDRLO, + .ro =3D 0xffffffff, + .post_read =3D usb_dwc3_unimpl_postr, + },{ .name =3D "GBUSERRADDRHI", .addr =3D A_GBUSERRADDRHI, + .ro =3D 0xffffffff, + .post_read =3D usb_dwc3_unimpl_postr, + },{ .name =3D "GHWPARAMS0", .addr =3D A_GHWPARAMS0, + .ro =3D 0xffffffff, + },{ .name =3D "GHWPARAMS1", .addr =3D A_GHWPARAMS1, + .ro =3D 0xffffffff, + },{ .name =3D "GHWPARAMS2", .addr =3D A_GHWPARAMS2, + .ro =3D 0xffffffff, + },{ .name =3D "GHWPARAMS3", .addr =3D A_GHWPARAMS3, + .ro =3D 0xffffffff, + },{ .name =3D "GHWPARAMS4", .addr =3D A_GHWPARAMS4, + .ro =3D 0xffffffff, + },{ .name =3D "GHWPARAMS5", .addr =3D A_GHWPARAMS5, + .ro =3D 0xffffffff, + },{ .name =3D "GHWPARAMS6", .addr =3D A_GHWPARAMS6, + .ro =3D 0xffffffff, + },{ .name =3D "GHWPARAMS7", .addr =3D A_GHWPARAMS7, + .ro =3D 0xffffffff, + },{ .name =3D "GDBGFIFOSPACE", .addr =3D A_GDBGFIFOSPACE, + .reset =3D 0xa0000, + .ro =3D 0xfffffe00, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GUCTL2", .addr =3D A_GUCTL2, + .reset =3D 0x40d, + .ro =3D 0x2000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GUSB2PHYCFG", .addr =3D A_GUSB2PHYCFG, + .reset =3D 0x40102410, + .ro =3D 0x1e014030, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GUSB2I2CCTL", .addr =3D A_GUSB2I2CCTL, + .ro =3D 0xffffffff, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GUSB2PHYACC_ULPI", .addr =3D A_GUSB2PHYACC_ULPI, + .ro =3D 0xfd000000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GTXFIFOSIZ0", .addr =3D A_GTXFIFOSIZ0, + .reset =3D 0x2c7000a, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GTXFIFOSIZ1", .addr =3D A_GTXFIFOSIZ1, + .reset =3D 0x2d10103, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GTXFIFOSIZ2", .addr =3D A_GTXFIFOSIZ2, + .reset =3D 0x3d40103, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GTXFIFOSIZ3", .addr =3D A_GTXFIFOSIZ3, + .reset =3D 0x4d70083, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GTXFIFOSIZ4", .addr =3D A_GTXFIFOSIZ4, + .reset =3D 0x55a0083, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GTXFIFOSIZ5", .addr =3D A_GTXFIFOSIZ5, + .reset =3D 0x5dd0083, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GRXFIFOSIZ0", .addr =3D A_GRXFIFOSIZ0, + .reset =3D 0x1c20105, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GRXFIFOSIZ1", .addr =3D A_GRXFIFOSIZ1, + .reset =3D 0x2c70000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GRXFIFOSIZ2", .addr =3D A_GRXFIFOSIZ2, + .reset =3D 0x2c70000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTADRLO_0", .addr =3D A_GEVNTADRLO_0, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTADRHI_0", .addr =3D A_GEVNTADRHI_0, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTSIZ_0", .addr =3D A_GEVNTSIZ_0, + .ro =3D 0x7fff0000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTCOUNT_0", .addr =3D A_GEVNTCOUNT_0, + .ro =3D 0x7fff0000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTADRLO_1", .addr =3D A_GEVNTADRLO_1, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTADRHI_1", .addr =3D A_GEVNTADRHI_1, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTSIZ_1", .addr =3D A_GEVNTSIZ_1, + .ro =3D 0x7fff0000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTCOUNT_1", .addr =3D A_GEVNTCOUNT_1, + .ro =3D 0x7fff0000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTADRLO_2", .addr =3D A_GEVNTADRLO_2, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTADRHI_2", .addr =3D A_GEVNTADRHI_2, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTSIZ_2", .addr =3D A_GEVNTSIZ_2, + .ro =3D 0x7fff0000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTCOUNT_2", .addr =3D A_GEVNTCOUNT_2, + .ro =3D 0x7fff0000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTADRLO_3", .addr =3D A_GEVNTADRLO_3, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTADRHI_3", .addr =3D A_GEVNTADRHI_3, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTSIZ_3", .addr =3D A_GEVNTSIZ_3, + .ro =3D 0x7fff0000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GEVNTCOUNT_3", .addr =3D A_GEVNTCOUNT_3, + .ro =3D 0x7fff0000, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GHWPARAMS8", .addr =3D A_GHWPARAMS8, + .ro =3D 0xffffffff, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GTXFIFOPRIDEV", .addr =3D A_GTXFIFOPRIDEV, + .ro =3D 0xffffffc0, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GTXFIFOPRIHST", .addr =3D A_GTXFIFOPRIHST, + .ro =3D 0xfffffff8, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GRXFIFOPRIHST", .addr =3D A_GRXFIFOPRIHST, + .ro =3D 0xfffffff8, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GDMAHLRATIO", .addr =3D A_GDMAHLRATIO, + .ro =3D 0xffffe0e0, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + },{ .name =3D "GFLADJ", .addr =3D A_GFLADJ, + .reset =3D 0xc83f020, + .rsvd =3D 0x40, + .ro =3D 0x400040, + .post_read =3D usb_dwc3_unimpl_postr, + .post_write =3D usb_dwc3_unimpl_postw, + } +}; + +static void usb_dwc3_reset(DeviceState *dev) +{ + USBDWC3 *s =3D USB_DWC3(dev); + unsigned int i; + + for (i =3D 0; i < ARRAY_SIZE(s->regs_info); ++i) { + register_reset(&s->regs_info[i]); + } + + /* + * Device Configuration + */ + s->regs[R_GHWPARAMS0] =3D 0x40204048 | s->cfg.mode; + s->regs[R_GHWPARAMS1] =3D 0x222493b; + s->regs[R_GHWPARAMS2] =3D 0x12345678; + s->regs[R_GHWPARAMS3] =3D 0x618c088; + s->regs[R_GHWPARAMS4] =3D 0x47822004; + s->regs[R_GHWPARAMS5] =3D 0x4202088; + s->regs[R_GHWPARAMS6] =3D 0x7850c20; + s->regs[R_GHWPARAMS7] =3D 0x0; + s->regs[R_GHWPARAMS8] =3D 0x478; + + xhci_sysbus_reset(DEVICE(&s->sysbus_xhci)); +} + +static const MemoryRegionOps usb_dwc3_ops =3D { + .read =3D register_read_memory, + .write =3D register_write_memory, + .endianness =3D DEVICE_LITTLE_ENDIAN, + .valid =3D { + .min_access_size =3D 4, + .max_access_size =3D 4, + }, +}; + +static void usb_dwc3_realize(DeviceState *dev, Error **errp) +{ + USBDWC3 *s =3D USB_DWC3(dev); + Error *err =3D NULL; + + sysbus_realize(SYS_BUS_DEVICE(&s->sysbus_xhci), &err); + if (err) { + error_propagate(errp, err); + return; + } +} + +static void usb_dwc3_init(Object *obj) +{ + USBDWC3 *s =3D USB_DWC3(obj); + SysBusDevice *sbd =3D SYS_BUS_DEVICE(obj); + RegisterInfoArray *reg_array; + + memory_region_init(&s->iomem, obj, TYPE_USB_DWC3, USB_DWC3_R_MAX * 4); + reg_array =3D + register_init_block32(DEVICE(obj), usb_dwc3_regs_info, + ARRAY_SIZE(usb_dwc3_regs_info), + s->regs_info, s->regs, + &usb_dwc3_ops, + USB_DWC3_ERR_DEBUG, + USB_DWC3_R_MAX * 4); + memory_region_add_subregion(&s->iomem, + 0x0, + ®_array->mem); + sysbus_init_mmio(sbd, &s->iomem); + object_initialize_child(obj, "dwc3-xhci", &s->sysbus_xhci, + TYPE_XHCI_SYSBUS); + qdev_alias_all_properties(DEVICE(&s->sysbus_xhci), obj); + + s->cfg.mode =3D HOST_MODE; +} + +static Property usb_dwc3_properties[] =3D { + DEFINE_PROP_UINT32("DWC_USB3_USERID", USBDWC3, cfg.dwc_usb3_user, + 0x12345678), + DEFINE_PROP_END_OF_LIST(), +}; + +static void usb_dwc3_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc =3D DEVICE_CLASS(klass); + + dc->reset =3D usb_dwc3_reset; + dc->realize =3D usb_dwc3_realize; + device_class_set_props(dc, usb_dwc3_properties); +} + +static const TypeInfo usb_dwc3_info =3D { + .name =3D TYPE_USB_DWC3, + .parent =3D TYPE_SYS_BUS_DEVICE, + .instance_size =3D sizeof(USBDWC3), + .class_init =3D usb_dwc3_class_init, + .instance_init =3D usb_dwc3_init, +}; + +static void usb_dwc3_register_types(void) +{ + type_register_static(&usb_dwc3_info); +} + +type_init(usb_dwc3_register_types) diff --git a/hw/usb/meson.build b/hw/usb/meson.build index 934e4fa..962fbc0 100644 --- a/hw/usb/meson.build +++ b/hw/usb/meson.build @@ -26,6 +26,7 @@ softmmu_ss.add(when: 'CONFIG_USB_XHCI_SYSBUS', if_true: f= iles('hcd-xhci-sysbus.c softmmu_ss.add(when: 'CONFIG_USB_XHCI_NEC', if_true: files('hcd-xhci-nec.c= ')) softmmu_ss.add(when: 'CONFIG_USB_MUSB', if_true: files('hcd-musb.c')) softmmu_ss.add(when: 'CONFIG_USB_DWC2', if_true: files('hcd-dwc2.c')) +softmmu_ss.add(when: 'CONFIG_USB_DWC3', if_true: files('hcd-dwc3.c')) =20 softmmu_ss.add(when: 'CONFIG_TUSB6010', if_true: files('tusb6010.c')) softmmu_ss.add(when: 'CONFIG_IMX', if_true: files('chipidea.c')) diff --git a/include/hw/usb/hcd-dwc3.h b/include/hw/usb/hcd-dwc3.h new file mode 100644 index 0000000..586968d --- /dev/null +++ b/include/hw/usb/hcd-dwc3.h @@ -0,0 +1,55 @@ +/* + * QEMU model of the USB DWC3 host controller emulation. + * + * Copyright (c) 2020 Xilinx Inc. + * + * Written by Vikram Garhwal + * + * Permission is hereby granted, free of charge, to any person obtaining a= copy + * of this software and associated documentation files (the "Software"), t= o deal + * in the Software without restriction, including without limitation the r= ights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or se= ll + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included= in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS= OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OT= HER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING= FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS = IN + * THE SOFTWARE. + */ +#ifndef HCD_DWC3_H +#define HCD_DWC3_H + +#include "hw/usb/hcd-xhci.h" +#include "hw/usb/hcd-xhci-sysbus.h" + +#define TYPE_USB_DWC3 "usb_dwc3" + +#define USB_DWC3(obj) \ + OBJECT_CHECK(USBDWC3, (obj), TYPE_USB_DWC3) + +#define USB_DWC3_R_MAX ((0x530 / 4) + 1) + +typedef struct USBDWC3 { + SysBusDevice parent_obj; + MemoryRegion iomem; + MemoryRegion fifos; + XHCISysbusState sysbus_xhci; + + uint32_t regs[USB_DWC3_R_MAX]; + RegisterInfo regs_info[USB_DWC3_R_MAX]; + + struct { + uint8_t mode; + uint32_t dwc_usb3_user; + } cfg; + +} USBDWC3; + +#endif --=20 2.7.4 From nobody Wed May 15 11:48:02 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; dkim=pass; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; 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charset="utf-8" From: Vikram Garhwal Connect dwc3 controller and usb2-reg module to xlnx-versal SOC, its placed in iou of lpd domain and configure it as dual port host controller. Add the respective guest dts nodes for "xlnx-versal-virt" machine. Signed-off-by: Vikram Garhwal Signed-off-by: Sai Pavan Boddu --- hw/arm/xlnx-versal-virt.c | 58 ++++++++++++++++++++++++++++++++++++++++= ++++ hw/arm/xlnx-versal.c | 34 ++++++++++++++++++++++++++ include/hw/arm/xlnx-versal.h | 14 +++++++++++ 3 files changed, 106 insertions(+) diff --git a/hw/arm/xlnx-versal-virt.c b/hw/arm/xlnx-versal-virt.c index 03e2320..f0ac5ba 100644 --- a/hw/arm/xlnx-versal-virt.c +++ b/hw/arm/xlnx-versal-virt.c @@ -39,6 +39,8 @@ struct VersalVirt { uint32_t ethernet_phy[2]; uint32_t clk_125Mhz; uint32_t clk_25Mhz; + uint32_t usb; + uint32_t dwc; } phandle; struct arm_boot_info binfo; =20 @@ -66,6 +68,8 @@ static void fdt_create(VersalVirt *s) s->phandle.clk_25Mhz =3D qemu_fdt_alloc_phandle(s->fdt); s->phandle.clk_125Mhz =3D qemu_fdt_alloc_phandle(s->fdt); =20 + s->phandle.usb =3D qemu_fdt_alloc_phandle(s->fdt); + s->phandle.dwc =3D qemu_fdt_alloc_phandle(s->fdt); /* Create /chosen node for load_dtb. */ qemu_fdt_add_subnode(s->fdt, "/chosen"); =20 @@ -148,6 +152,59 @@ static void fdt_add_timer_nodes(VersalVirt *s) compat, sizeof(compat)); } =20 +static void fdt_add_usb_xhci_nodes(VersalVirt *s) +{ + const char clocknames[] =3D "bus_clk\0ref_clk"; + char *name =3D g_strdup_printf("/usb@%" PRIx32, MM_USB2_CTRL_REGS); + const char compat[] =3D "xlnx,versal-dwc3"; + + qemu_fdt_add_subnode(s->fdt, name); + qemu_fdt_setprop(s->fdt, name, "compatible", + compat, sizeof(compat)); + qemu_fdt_setprop_sized_cells(s->fdt, name, "reg", + 2, MM_USB2_CTRL_REGS, + 2, MM_USB2_CTRL_REGS_SIZE); + qemu_fdt_setprop(s->fdt, name, "clock-names", + clocknames, sizeof(clocknames)); + qemu_fdt_setprop_cells(s->fdt, name, "clocks", + s->phandle.clk_25Mhz, s->phandle.clk_125Mhz= ); + qemu_fdt_setprop(s->fdt, name, "ranges", NULL, 0); + qemu_fdt_setprop_cell(s->fdt, name, "#address-cells", 2); + qemu_fdt_setprop_cell(s->fdt, name, "#size-cells", 2); + qemu_fdt_setprop_cell(s->fdt, name, "phandle", s->phandle.usb); + g_free(name); + + { + const char irq_name[] =3D "dwc_usb3"; + const char compat[] =3D "snps,dwc3"; + + name =3D g_strdup_printf("/usb@%" PRIx32 "/dwc3@%" PRIx32, + MM_USB2_CTRL_REGS, MM_USB_XHCI_0); + qemu_fdt_add_subnode(s->fdt, name); + qemu_fdt_setprop(s->fdt, name, "compatible", + compat, sizeof(compat)); + qemu_fdt_setprop_sized_cells(s->fdt, name, "reg", + 2, MM_USB_XHCI_0, 2, MM_USB_XHCI_0_SI= ZE); + qemu_fdt_setprop(s->fdt, name, "interrupt-names", + irq_name, sizeof(irq_name)); + qemu_fdt_setprop_cells(s->fdt, name, "interrupts", + GIC_FDT_IRQ_TYPE_SPI, VERSAL_USB0_IRQ_0, + GIC_FDT_IRQ_FLAGS_LEVEL_HI); + qemu_fdt_setprop_cell(s->fdt, name, + "snps,quirk-frame-length-adjustment", 0x20); + qemu_fdt_setprop_cells(s->fdt, name, "#stream-id-cells", 1); + qemu_fdt_setprop_string(s->fdt, name, "dr_mode", "host"); + qemu_fdt_setprop_string(s->fdt, name, "phy-names", "usb3-phy"); + qemu_fdt_setprop(s->fdt, name, "snps,dis_u2_susphy_quirk", NULL, 0= ); + qemu_fdt_setprop(s->fdt, name, "snps,dis_u3_susphy_quirk", NULL, 0= ); + qemu_fdt_setprop(s->fdt, name, "snps,refclk_fladj", NULL, 0); + qemu_fdt_setprop(s->fdt, name, "snps,mask_phy_reset", NULL, 0); + qemu_fdt_setprop_cell(s->fdt, name, "phandle", s->phandle.dwc); + qemu_fdt_setprop_string(s->fdt, name, "maximum-speed", "high-speed= "); + g_free(name); + } +} + static void fdt_add_uart_nodes(VersalVirt *s) { uint64_t addrs[] =3D { MM_UART1, MM_UART0 }; @@ -515,6 +572,7 @@ static void versal_virt_init(MachineState *machine) fdt_add_gic_nodes(s); fdt_add_timer_nodes(s); fdt_add_zdma_nodes(s); + fdt_add_usb_xhci_nodes(s); fdt_add_sd_nodes(s); fdt_add_rtc_node(s); fdt_add_cpu_nodes(s, psci_conduit); diff --git a/hw/arm/xlnx-versal.c b/hw/arm/xlnx-versal.c index 12ba6c4..64b0d0a 100644 --- a/hw/arm/xlnx-versal.c +++ b/hw/arm/xlnx-versal.c @@ -145,6 +145,39 @@ static void versal_create_uarts(Versal *s, qemu_irq *p= ic) } } =20 +static void versal_create_usbs(Versal *s, qemu_irq *pic) +{ + DeviceState *dev, *xhci_dev; + MemoryRegion *mr; + + object_initialize_child(OBJECT(s), "dwc3-0", &s->lpd.iou.usb.dwc3, + TYPE_USB_DWC3); + dev =3D DEVICE(&s->lpd.iou.usb.dwc3); + xhci_dev =3D DEVICE(&s->lpd.iou.usb.dwc3.sysbus_xhci); + + object_property_set_link(OBJECT(xhci_dev), "dma", OBJECT(&s->mr_ps), + &error_abort); + qdev_prop_set_uint32(xhci_dev, "intrs", 1); + qdev_prop_set_uint32(xhci_dev, "slots", 2); + + sysbus_realize(SYS_BUS_DEVICE(dev), &error_fatal); + + mr =3D sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0); + memory_region_add_subregion(&s->mr_ps, MM_USB_XHCI_0_DWC3_GLOBAL, mr); + mr =3D sysbus_mmio_get_region(SYS_BUS_DEVICE(xhci_dev), 0); + memory_region_add_subregion(&s->mr_ps, MM_USB_XHCI_0, mr); + + sysbus_connect_irq(SYS_BUS_DEVICE(xhci_dev), 0, pic[VERSAL_USB0_IRQ_0]= ); + + object_initialize_child(OBJECT(s), "usb2reg-0", &s->lpd.iou.usb.Usb2Re= gs, + TYPE_XILINX_VERSAL_USB2_CTRL_REGS); + dev =3D DEVICE(&s->lpd.iou.usb.Usb2Regs); + sysbus_realize(SYS_BUS_DEVICE(dev), &error_fatal); + + mr =3D sysbus_mmio_get_region(SYS_BUS_DEVICE(dev), 0); + memory_region_add_subregion(&s->mr_ps, MM_USB2_CTRL_REGS, mr); +} + static void versal_create_gems(Versal *s, qemu_irq *pic) { int i; @@ -333,6 +366,7 @@ static void versal_realize(DeviceState *dev, Error **er= rp) versal_create_apu_cpus(s); versal_create_apu_gic(s, pic); versal_create_uarts(s, pic); + versal_create_usbs(s, pic); versal_create_gems(s, pic); versal_create_admas(s, pic); versal_create_sds(s, pic); diff --git a/include/hw/arm/xlnx-versal.h b/include/hw/arm/xlnx-versal.h index 8ce8e63..743e4f7 100644 --- a/include/hw/arm/xlnx-versal.h +++ b/include/hw/arm/xlnx-versal.h @@ -21,6 +21,8 @@ #include "hw/net/cadence_gem.h" #include "hw/rtc/xlnx-zynqmp-rtc.h" #include "qom/object.h" +#include "hw/usb/hcd-dwc3.h" +#include "hw/misc/xlnx-versal-usb2-ctrl-regs.h" =20 #define TYPE_XLNX_VERSAL "xlnx-versal" OBJECT_DECLARE_SIMPLE_TYPE(Versal, XLNX_VERSAL) @@ -59,6 +61,10 @@ struct Versal { PL011State uart[XLNX_VERSAL_NR_UARTS]; CadenceGEMState gem[XLNX_VERSAL_NR_GEMS]; XlnxZDMA adma[XLNX_VERSAL_NR_ADMAS]; + struct { + USBDWC3 dwc3; + VersalUsb2CtrlRegs Usb2Regs; + } usb; } iou; } lpd; =20 @@ -88,6 +94,7 @@ struct Versal { =20 #define VERSAL_UART0_IRQ_0 18 #define VERSAL_UART1_IRQ_0 19 +#define VERSAL_USB0_IRQ_0 22 #define VERSAL_GEM0_IRQ_0 56 #define VERSAL_GEM0_WAKE_IRQ_0 57 #define VERSAL_GEM1_IRQ_0 58 @@ -125,6 +132,13 @@ struct Versal { #define MM_OCM 0xfffc0000U #define MM_OCM_SIZE 0x40000 =20 +#define MM_USB2_CTRL_REGS 0xFF9D0000 +#define MM_USB2_CTRL_REGS_SIZE 0x10000 + +#define MM_USB_XHCI_0 0xFE200000 +#define MM_USB_XHCI_0_SIZE 0x10000 +#define MM_USB_XHCI_0_DWC3_GLOBAL (MM_USB_XHCI_0 + 0xC100) + #define MM_TOP_DDR 0x0 #define MM_TOP_DDR_SIZE 0x80000000U #define MM_TOP_DDR_2 0x800000000ULL --=20 2.7.4