From patchwork Tue Nov 7 05:26:57 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Deniz Eren X-Patchwork-Id: 13447932 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id B7516C4167B for ; Tue, 7 Nov 2023 06:07:54 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1r0FEq-0008Pd-BA; Tue, 07 Nov 2023 01:07:00 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1r0EcP-0004X8-2x for qemu-devel@nongnu.org; Tue, 07 Nov 2023 00:27:17 -0500 Received: from mail-pf1-x42b.google.com ([2607:f8b0:4864:20::42b]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1r0EcM-0000W0-PV for qemu-devel@nongnu.org; Tue, 07 Nov 2023 00:27:16 -0500 Received: by mail-pf1-x42b.google.com with SMTP id d2e1a72fcca58-6c39ad730aaso1958471b3a.0 for ; Mon, 06 Nov 2023 21:27:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1699334832; x=1699939632; darn=nongnu.org; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:from:to:cc:subject:date:message-id:reply-to; bh=kAsskmMb3JElJ8MhKKOUL7ITgrp+X/mQc+9xyrZWjDk=; b=Svg7Gn5UX1RwtUyvotOHvivnskb+Om8RurPPkVqinIeRXU3Ga77CJ/jpKLIZeaNoEC 6VKz/trQkC+3KhQKv6iVaK2G399u3S00DgktmwVSPEFrpqRfM7iR6Q2v1OUCoDiMndCA 0bQbSh5wXHcjTJEa1cJj+tKxGKE4hSUdyH6HiIfFy24hiqDYwmT5MVJn4QpbiEV6a09W SwXSxvmtCXZLgtgLgpm+pn7PpI75318DUXFBmwTowufX/7L2qYoSp16icnJee4JQmLWV crJSPzcFR2+zkn5sQRBucz8u0MqhIBx/Uu2osYYAREkptMsPevO4I6Skej7Zb6vmI15P K6ag== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1699334832; x=1699939632; h=content-transfer-encoding:mime-version:message-id:date:subject:cc :to:from:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=kAsskmMb3JElJ8MhKKOUL7ITgrp+X/mQc+9xyrZWjDk=; b=ZAEVbhJUSPwEvc/bWlJk6gJAreUxZllTAtoBDXZYe/7kwUCDJYZBfrFPgs/QkKudrh N6V0DpqL6ZwpF43YqwtEfLqEqIx3pM2HHOBjcy8OF2wcTMXppedg1Qs+raQzwdavwWC+ TOQZmdXzZ48R0GCOM6wFw1r2VdaRjPm9vnhpqBJyAyFdQOeJVa9gxXpkl4YG+ydWP1q8 8dtQ97F4Ckd7qT+77PaP4LgeyEDhLFhCBoSs6N3QOcNbyg+vX6low7qRJh38Mu8WyCpV uZsuptosSqzt5cZy2TpBPsWlsoH8KmaQCtb1bLmQxz9qW01utyv/xECbT4an4nM9/Ae/ tj5Q== X-Gm-Message-State: AOJu0YyPLIIr6XARBRI9pi4eBwllkaJh9A728OfIW4Wk90OeAliKDCPf niVL3RxiLtoAy9mGjuAwnjprMwasPig= X-Google-Smtp-Source: AGHT+IH/QRGj6hh2v8L8mqacq2+GtT/4i3vbAGuNkvJFraJdFg9SuI8dO+moEivG5jfZU3s80fpNqA== X-Received: by 2002:a05:6a00:2282:b0:6c3:464d:c173 with SMTP id f2-20020a056a00228200b006c3464dc173mr13139004pfe.13.1699334831826; Mon, 06 Nov 2023 21:27:11 -0800 (PST) Received: from erende-p53.. ([61.68.109.19]) by smtp.gmail.com with ESMTPSA id q17-20020a62e111000000b006c34f19c459sm6363145pfh.139.2023.11.06.21.27.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 06 Nov 2023 21:27:11 -0800 (PST) From: Deniz Eren X-Google-Original-From: Deniz Eren To: qemu-devel@nongnu.org Cc: deniz.eren314@gmail.com, Deniz Eren Subject: [PATCH] Implementation of SJA1000 CAN-bus devices that support MSI (PCI capability 0x05). - Implementation of multiple MSI vector support for SJA1000 devices. - Added can_pcm26d2ca_pci.c; support for Advantech iDoor Module (PCM-26D2CA): 2-Ports Isolated CANBus mPCIe, DB9 (SJA1000 based with MSI). Date: Tue, 7 Nov 2023 16:26:57 +1100 Message-Id: <20231107052657.64207-1-deniz.eren@outlook.com> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 Received-SPF: pass client-ip=2607:f8b0:4864:20::42b; envelope-from=deniz.eren314@gmail.com; helo=mail-pf1-x42b.google.com X-Spam_score_int: -8 X-Spam_score: -0.9 X-Spam_bar: / X-Spam_report: (-0.9 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_ENVFROM_END_DIGIT=0.25, FREEMAIL_FROM=0.001, FREEMAIL_REPLY=1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no autolearn_force=no X-Spam_action: no action X-Mailman-Approved-At: Tue, 07 Nov 2023 01:06:58 -0500 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Signed-off-by: Deniz Eren --- hw/net/can/can_pcm26d2ca_pci.c | 281 +++++++++++++++++++++++++++++++++ hw/net/can/can_sja1000.c | 91 +++++++++++ hw/net/can/can_sja1000.h | 12 ++ hw/net/can/meson.build | 1 + 4 files changed, 385 insertions(+) create mode 100644 hw/net/can/can_pcm26d2ca_pci.c diff --git a/hw/net/can/can_pcm26d2ca_pci.c b/hw/net/can/can_pcm26d2ca_pci.c new file mode 100644 index 0000000000..af1dd4c7bb --- /dev/null +++ b/hw/net/can/can_pcm26d2ca_pci.c @@ -0,0 +1,281 @@ +/* + * PCM-26D2CA PCIe CAN device (SJA1000 based) emulation + * + * Advantech iDoor Module: 2-Ports Isolated CANBus mPCIe, DB9 + * + * Copyright (c) 2023 Deniz Eren (deniz.eren@icloud.com) + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * 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 OTHER + * 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/units.h" +#include "qemu/osdep.h" +#include "qemu/event_notifier.h" +#include "qemu/module.h" +#include "qemu/thread.h" +#include "qemu/sockets.h" +#include "qapi/error.h" +#include "chardev/char.h" +#include "hw/irq.h" +#include "hw/pci/pci_device.h" +#include "hw/qdev-properties.h" +#include "hw/pci/msi.h" +#include "migration/vmstate.h" +#include "net/can_emu.h" + +#include "can_sja1000.h" +#include "qom/object.h" + +#define TYPE_CAN_PCI_DEV "pcm26d2ca_pci" + +typedef struct Pcm26D2CAPCIeState Pcm26D2CAPCIeState; +DECLARE_INSTANCE_CHECKER(Pcm26D2CAPCIeState, PCM26D2CA_PCI_DEV, + TYPE_CAN_PCI_DEV) + +/* the PCI device and vendor IDs */ +#ifndef PCM26D2CA_PCI_VENDOR_ID1 +#define PCM26D2CA_PCI_VENDOR_ID1 0x13fe +#endif + +#ifndef PCM26D2CA_PCI_DEVICE_ID1 +#define PCM26D2CA_PCI_DEVICE_ID1 0x00d7 +#endif + +#define PCM26D2CA_PCI_SJA_COUNT 2 +#define PCM26D2CA_PCI_SJA_RANGE 0x400 + +#define PCM26D2CA_PCI_BYTES_PER_SJA 0x80 + +#define PCM26D2CA_IO_IDX 0 + +#define PCM26D2CA_MSI_VEC_NUM (8) +#define PCM26D2CA_MSI_RI_ENTRY (0) /* Receive interrupt */ +#define PCM26D2CA_MSI_TI_ENTRY (1) /* Transmit interrupt */ +#define PCM26D2CA_MSI_EI_ENTRY (2) /* Error warning interrupt */ +#define PCM26D2CA_MSI_DOI_ENTRY (3) /* Data overrun interrupt */ +#define PCM26D2CA_MSI_WUI_ENTRY (4) /* Wakeup interrupt */ +#define PCM26D2CA_MSI_EPI_ENTRY (5) /* Error passive */ +#define PCM26D2CA_MSI_ALI_ENTRY (6) /* Arbitration lost */ +#define PCM26D2CA_MSI_BEI_ENTRY (7) /* Bus error interrupt */ + +struct Pcm26D2CAPCIeState { + /*< private >*/ + PCIDevice dev; + /*< public >*/ + MemoryRegion io; + + CanSJA1000State sja_state[PCM26D2CA_PCI_SJA_COUNT]; + qemu_irq irq; + + char *model; /* The model that support, only SJA1000 now. */ + CanBusState *canbus[PCM26D2CA_PCI_SJA_COUNT]; +}; + +static void pcm26d2ca_pci_reset(DeviceState *dev) +{ + Pcm26D2CAPCIeState *d = PCM26D2CA_PCI_DEV(dev); + int i; + + for (i = 0 ; i < PCM26D2CA_PCI_SJA_COUNT; i++) { + can_sja_hardware_reset(&d->sja_state[i]); + } +} + +static uint64_t pcm26d2ca_pci_io_read(void *opaque, hwaddr addr, unsigned size) +{ + Pcm26D2CAPCIeState *d = opaque; + CanSJA1000State *s = &d->sja_state[0]; + hwaddr _addr = addr; + + if (addr >= PCM26D2CA_PCI_SJA_RANGE) { + s = &d->sja_state[1]; + _addr -= PCM26D2CA_PCI_SJA_RANGE; + } + + if (_addr >= PCM26D2CA_PCI_BYTES_PER_SJA) { + return 0; + } + + return can_sja_mem_read(s, _addr >> 2, size); +} + +static void pcm26d2ca_pci_io_write(void *opaque, hwaddr addr, uint64_t data, + unsigned size) +{ + Pcm26D2CAPCIeState *d = opaque; + CanSJA1000State *s = &d->sja_state[0]; + hwaddr _addr = addr; + + if (addr >= PCM26D2CA_PCI_SJA_RANGE) { + s = &d->sja_state[1]; + _addr -= PCM26D2CA_PCI_SJA_RANGE; + } + + if (_addr >= PCM26D2CA_PCI_BYTES_PER_SJA) { + return; + } + + can_sja_mem_write(s, _addr >> 2, data, size); +} + +static const MemoryRegionOps pcm26d2ca_pci_io_ops = { + .read = pcm26d2ca_pci_io_read, + .write = pcm26d2ca_pci_io_write, + .endianness = DEVICE_LITTLE_ENDIAN, + .impl = { + .max_access_size = 1, + }, +}; + +static void pcm26d2ca_pci_realize(PCIDevice *pci_dev, Error **errp) +{ + static const uint16_t pcie_offset = 0x0E0; + Pcm26D2CAPCIeState *d = PCM26D2CA_PCI_DEV(pci_dev); + uint8_t *pci_conf; + Error *err = NULL; + int i; + int ret; + + /* Map MSI and MSI-X vector entries one-to-one for each interrupt */ + uint8_t msi_map[PCM26D2CA_MSI_VEC_NUM] = { + PCM26D2CA_MSI_RI_ENTRY, /* Receive interrupt */ + PCM26D2CA_MSI_TI_ENTRY, /* Transmit interrupt */ + PCM26D2CA_MSI_EI_ENTRY, /* Error warning interrupt */ + PCM26D2CA_MSI_DOI_ENTRY, /* Data overrun interrupt */ + PCM26D2CA_MSI_WUI_ENTRY, /* Wakeup interrupt */ + PCM26D2CA_MSI_EPI_ENTRY, /* Error passive */ + PCM26D2CA_MSI_ALI_ENTRY, /* Arbitration lost */ + PCM26D2CA_MSI_BEI_ENTRY /* Bus error interrupt */ + }; + + pci_conf = pci_dev->config; + pci_conf[PCI_INTERRUPT_PIN] = 0x01; /* interrupt pin A */ + + d->irq = pci_allocate_irq(&d->dev); + + for (i = 0 ; i < PCM26D2CA_PCI_SJA_COUNT; i++) { + can_sja_cap_init(&d->sja_state[i], d->irq, pci_dev, msi_map, msi_map); + } + + for (i = 0 ; i < PCM26D2CA_PCI_SJA_COUNT; i++) { + if (can_sja_connect_to_bus(&d->sja_state[i], d->canbus[i]) < 0) { + error_setg(errp, "can_sja_connect_to_bus failed"); + return; + } + } + + memory_region_init_io(&d->io, OBJECT(d), &pcm26d2ca_pci_io_ops, + d, "pcm26d2ca_pci-io", 2*PCM26D2CA_PCI_SJA_RANGE); + pci_register_bar(&d->dev, PCM26D2CA_IO_IDX, + PCI_BASE_ADDRESS_SPACE_MEMORY, &d->io); + + if (pcie_endpoint_cap_v1_init(pci_dev, pcie_offset) < 0) { + error_setg(errp, "Failed to initialize PCIe capability"); + return; + } + + ret = msi_init( PCI_DEVICE(d), 0xD0, PCM26D2CA_MSI_VEC_NUM, + true, false, NULL ); + + if (ret) { + error_setg(errp, "msi_init failed (%d)", ret); + return; + } + + error_free(err); +} + +static void pcm26d2ca_pci_exit(PCIDevice *pci_dev) +{ + Pcm26D2CAPCIeState *d = PCM26D2CA_PCI_DEV(pci_dev); + int i; + + for (i = 0 ; i < PCM26D2CA_PCI_SJA_COUNT; i++) { + can_sja_disconnect(&d->sja_state[i]); + } + + qemu_free_irq(d->irq); + msi_uninit(pci_dev); +} + +static const VMStateDescription vmstate_pcm26d2ca_pci = { + .name = TYPE_CAN_PCI_DEV, + .version_id = 1, + .minimum_version_id = 1, + .fields = (VMStateField[]) { + VMSTATE_PCI_DEVICE(dev, Pcm26D2CAPCIeState), + VMSTATE_STRUCT(sja_state[0], Pcm26D2CAPCIeState, 0, vmstate_can_sja, + CanSJA1000State), + VMSTATE_STRUCT(sja_state[1], Pcm26D2CAPCIeState, 0, vmstate_can_sja, + CanSJA1000State), + VMSTATE_END_OF_LIST() + } +}; + +static void pcm26d2ca_pci_instance_init(Object *obj) +{ + Pcm26D2CAPCIeState *d = PCM26D2CA_PCI_DEV(obj); + + object_property_add_link(obj, "canbus0", TYPE_CAN_BUS, + (Object **)&d->canbus[0], + qdev_prop_allow_set_link_before_realize, + 0); + object_property_add_link(obj, "canbus1", TYPE_CAN_BUS, + (Object **)&d->canbus[1], + qdev_prop_allow_set_link_before_realize, + 0); +} + +static void pcm26d2ca_pci_class_init(ObjectClass *klass, void *data) +{ + DeviceClass *dc = DEVICE_CLASS(klass); + PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); + + k->realize = pcm26d2ca_pci_realize; + k->exit = pcm26d2ca_pci_exit; + k->vendor_id = PCM26D2CA_PCI_VENDOR_ID1; + k->device_id = PCM26D2CA_PCI_DEVICE_ID1; + k->revision = 0x00; + k->class_id = 0x000c09; + k->subsystem_vendor_id = PCM26D2CA_PCI_VENDOR_ID1; + k->subsystem_id = PCM26D2CA_PCI_DEVICE_ID1; + dc->desc = "PCM-26 series Advantech iDoor"; + dc->vmsd = &vmstate_pcm26d2ca_pci; + set_bit(DEVICE_CATEGORY_MISC, dc->categories); + dc->reset = pcm26d2ca_pci_reset; +} + +static const TypeInfo pcm26d2ca_pci_info = { + .name = TYPE_CAN_PCI_DEV, + .parent = TYPE_PCI_DEVICE, + .instance_size = sizeof(Pcm26D2CAPCIeState), + .class_init = pcm26d2ca_pci_class_init, + .instance_init = pcm26d2ca_pci_instance_init, + .interfaces = (InterfaceInfo[]) { + { INTERFACE_PCIE_DEVICE }, + { } + }, +}; + +static void pcm26d2ca_pci_register_types(void) +{ + type_register_static(&pcm26d2ca_pci_info); +} + +type_init(pcm26d2ca_pci_register_types) diff --git a/hw/net/can/can_sja1000.c b/hw/net/can/can_sja1000.c index 73201f9139..ba75e6f35b 100644 --- a/hw/net/can/can_sja1000.c +++ b/hw/net/can/can_sja1000.c @@ -29,6 +29,8 @@ #include "qemu/log.h" #include "chardev/char.h" #include "hw/irq.h" +#include "hw/pci/msi.h" +#include "hw/pci/msix.h" #include "migration/vmstate.h" #include "net/can_emu.h" @@ -401,10 +403,58 @@ static int frame2buff_bas(const qemu_can_frame *frame, uint8_t *buff) return dlen + 2; } +static void can_sja_update_pcie_msi(CanSJA1000State *s, uint8_t interrupt_reg) +{ + int i; + + if (s->pci_dev == NULL) { + return; + } + + if (!msi_enabled(s->pci_dev)) { + return; + } + + /* Trigger MSI vectors associated to interrupts */ + for (i = 0; i < NUM_MSI_IRQ; ++i) { + if (interrupt_reg & (1 << i)) { + msi_notify(s->pci_dev, s->msi_map[i]); + } + } +} + +static void can_sja_update_pcie_msix(CanSJA1000State *s, uint8_t interrupt_reg) +{ + int i; + + if (s->pci_dev == NULL) { + return; + } + + if (!msix_enabled(s->pci_dev)) { + return; + } + + /* Trigger MSI-X vectors associated to interrupts */ + for (i = 0; i < NUM_MSIX_IRQ; ++i) { + if (interrupt_reg & (1 << i)) { + msix_notify(s->pci_dev, s->msix_map[i]); + } + } +} + static void can_sja_update_pel_irq(CanSJA1000State *s) { if (s->interrupt_en & s->interrupt_pel) { qemu_irq_raise(s->irq); + + if (s->pci_dev && msi_enabled(s->pci_dev)) { + can_sja_update_pcie_msi(s, s->interrupt_pel); + } + + if (s->pci_dev && msix_enabled(s->pci_dev)) { + can_sja_update_pcie_msix(s, s->interrupt_pel); + } } else { qemu_irq_lower(s->irq); } @@ -414,6 +464,14 @@ static void can_sja_update_bas_irq(CanSJA1000State *s) { if ((s->control >> 1) & s->interrupt_bas) { qemu_irq_raise(s->irq); + + if (msi_enabled(s->pci_dev)) { + can_sja_update_pcie_msi(s, s->interrupt_pel); + } + + if (msix_enabled(s->pci_dev)) { + can_sja_update_pcie_msix(s, s->interrupt_pel); + } } else { qemu_irq_lower(s->irq); } @@ -916,8 +974,18 @@ void can_sja_disconnect(CanSJA1000State *s) int can_sja_init(CanSJA1000State *s, qemu_irq irq) { + int i; s->irq = irq; + s->pci_dev = NULL; + for (i = 0; i < NUM_MSI_IRQ; i++) { + s->msi_map[i] = 0; + } + + for (i = 0; i < NUM_MSIX_IRQ; i++) { + s->msix_map[i] = 0; + } + qemu_irq_lower(s->irq); can_sja_hardware_reset(s); @@ -925,6 +993,29 @@ int can_sja_init(CanSJA1000State *s, qemu_irq irq) return 0; } +int can_sja_cap_init(CanSJA1000State *s, qemu_irq irq, PCIDevice *pci_dev, + uint8_t *msi_map, uint8_t *msix_map) +{ + int i; + can_sja_init(s, irq); /* Perform base init */ + + s->pci_dev = pci_dev; + + if (msi_map) { + for (i = 0; i < NUM_MSI_IRQ; i++) { + s->msi_map[i] = msi_map[i]; + } + } + + if (msix_map) { + for (i = 0; i < NUM_MSIX_IRQ; i++) { + s->msix_map[i] = msix_map[i]; + } + } + + return 0; +} + const VMStateDescription vmstate_qemu_can_filter = { .name = "qemu_can_filter", .version_id = 1, diff --git a/hw/net/can/can_sja1000.h b/hw/net/can/can_sja1000.h index 7ca9cd681e..f016c37fd8 100644 --- a/hw/net/can/can_sja1000.h +++ b/hw/net/can/can_sja1000.h @@ -37,6 +37,10 @@ /* The receive buffer size. */ #define SJA_RCV_BUF_LEN 64 +/* Number of MSI/MSI-X interrupt vectors */ +#define NUM_MSI_IRQ 8 +#define NUM_MSIX_IRQ NUM_MSI_IRQ + typedef struct CanSJA1000State { /* PeliCAN state and registers sorted by address */ uint8_t mode; /* 0 .. Mode register, DS-p26 */ @@ -68,6 +72,11 @@ typedef struct CanSJA1000State { qemu_irq irq; CanBusClientState bus_client; + + /* PCIe MSI */ + PCIDevice *pci_dev; + uint8_t msi_map[NUM_MSI_IRQ]; /* MSI map entry to interrupt */ + uint8_t msix_map[NUM_MSIX_IRQ]; /* MSI-X map entry to interrupt */ } CanSJA1000State; /* PeliCAN mode */ @@ -137,6 +146,9 @@ void can_sja_disconnect(CanSJA1000State *s); int can_sja_init(CanSJA1000State *s, qemu_irq irq); +int can_sja_cap_init(CanSJA1000State *s, qemu_irq irq, PCIDevice *pci_dev, + uint8_t *msi_map, uint8_t *msix_map); + bool can_sja_can_receive(CanBusClientState *client); ssize_t can_sja_receive(CanBusClientState *client, diff --git a/hw/net/can/meson.build b/hw/net/can/meson.build index 7382344628..ee9cd692ff 100644 --- a/hw/net/can/meson.build +++ b/hw/net/can/meson.build @@ -2,6 +2,7 @@ system_ss.add(when: 'CONFIG_CAN_SJA1000', if_true: files('can_sja1000.c')) system_ss.add(when: 'CONFIG_CAN_PCI', if_true: files('can_kvaser_pci.c')) system_ss.add(when: 'CONFIG_CAN_PCI', if_true: files('can_pcm3680_pci.c')) system_ss.add(when: 'CONFIG_CAN_PCI', if_true: files('can_mioe3680_pci.c')) +system_ss.add(when: 'CONFIG_CAN_PCI', if_true: files('can_pcm26d2ca_pci.c')) system_ss.add(when: 'CONFIG_CAN_CTUCANFD', if_true: files('ctucan_core.c')) system_ss.add(when: 'CONFIG_CAN_CTUCANFD_PCI', if_true: files('ctucan_pci.c')) system_ss.add(when: 'CONFIG_XLNX_ZYNQMP', if_true: files('xlnx-zynqmp-can.c'))