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GET /api/patches/2224118/?format=api
{ "id": 2224118, "url": "http://patchwork.ozlabs.org/api/patches/2224118/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260416210305.2255579-9-brian.cain@oss.qualcomm.com/", "project": { "id": 14, "url": "http://patchwork.ozlabs.org/api/projects/14/?format=api", "name": "QEMU Development", "link_name": "qemu-devel", "list_id": "qemu-devel.nongnu.org", "list_email": "qemu-devel@nongnu.org", "web_url": "", "scm_url": "", "webscm_url": "", "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20260416210305.2255579-9-brian.cain@oss.qualcomm.com>", "list_archive_url": null, "date": "2026-04-16T21:03:04", "name": "[v5,8/9] hw/hexagon: Define hexagon \"virt\" machine", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "bbfbcc6661d53343c0ff06bf6f0593c790baf547", "submitter": { "id": 89839, "url": "http://patchwork.ozlabs.org/api/people/89839/?format=api", "name": "Brian Cain", "email": "brian.cain@oss.qualcomm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/qemu-devel/patch/20260416210305.2255579-9-brian.cain@oss.qualcomm.com/mbox/", "series": [ { "id": 500204, "url": "http://patchwork.ozlabs.org/api/series/500204/?format=api", "web_url": "http://patchwork.ozlabs.org/project/qemu-devel/list/?series=500204", "date": "2026-04-16T21:03:01", "name": "Hexagon system emulation - Part 3/3", "version": 5, "mbox": "http://patchwork.ozlabs.org/series/500204/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/2224118/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/2224118/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": "patchwork-incoming@legolas.ozlabs.org", "Authentication-Results": [ "legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) 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sid.manning@oss.qualcomm.com, ale@rev.ng,\n anjo@rev.ng, pierrick.bouvier@oss.qualcomm.com,\n Brian Cain <bcain@quicinc.com>, Paolo Bonzini <pbonzini@redhat.com>,\n Kevin Wolf <kwolf@redhat.com>, Hanna Reitz <hreitz@redhat.com>,\n qemu-block@nongnu.org (open list:Block layer core)", "Subject": "[PATCH v5 8/9] hw/hexagon: Define hexagon \"virt\" machine", "Date": "Thu, 16 Apr 2026 14:03:04 -0700", "Message-Id": "<20260416210305.2255579-9-brian.cain@oss.qualcomm.com>", "X-Mailer": "git-send-email 2.34.1", "In-Reply-To": "<20260416210305.2255579-1-brian.cain@oss.qualcomm.com>", "References": "<20260416210305.2255579-1-brian.cain@oss.qualcomm.com>", "MIME-Version": "1.0", "Content-Type": "text/plain; charset=\"utf-8\"", "Content-Transfer-Encoding": "base64", "X-Proofpoint-Spam-Details-Enc": "AW1haW4tMjYwNDE2MDE5OSBTYWx0ZWRfXwODfnj0q4JEH\n 0ZIhRttqTZxQ6DZj7Ulz5Ppudn93Ew3LhR5pCcf5cTyR+yZTfb2PhRzH4+1wZHtxtlUsDqjMvyX\n 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engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49\n definitions=2026-04-16_03,2026-04-16_03,2025-10-01_01", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n phishscore=0 priorityscore=1501 suspectscore=0 lowpriorityscore=0 spamscore=0\n adultscore=0 bulkscore=0 malwarescore=0 clxscore=1015 impostorscore=0\n classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0\n reason=mlx scancount=1 engine=8.22.0-2604070000 definitions=main-2604160199", "Received-SPF": "pass client-ip=205.220.168.131;\n envelope-from=brian.cain@oss.qualcomm.com; helo=mx0a-0031df01.pphosted.com", "X-Spam_score_int": "-27", "X-Spam_score": "-2.8", "X-Spam_bar": "--", "X-Spam_report": "(-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1,\n DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1,\n RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001,\n RCVD_IN_VALIDITY_SAFE_BLOCKED=0.001, SPF_HELO_NONE=0.001,\n SPF_PASS=-0.001 autolearn=unavailable autolearn_force=no", "X-Spam_action": "no action", "X-BeenThere": "qemu-devel@nongnu.org", "X-Mailman-Version": "2.1.29", "Precedence": "list", "List-Id": "qemu development <qemu-devel.nongnu.org>", "List-Unsubscribe": "<https://lists.nongnu.org/mailman/options/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe>", "List-Archive": "<https://lists.nongnu.org/archive/html/qemu-devel>", "List-Post": "<mailto:qemu-devel@nongnu.org>", "List-Help": "<mailto:qemu-devel-request@nongnu.org?subject=help>", "List-Subscribe": "<https://lists.nongnu.org/mailman/listinfo/qemu-devel>,\n <mailto:qemu-devel-request@nongnu.org?subject=subscribe>", "Errors-To": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org", "Sender": "qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org" }, "content": "From: Brian Cain <bcain@quicinc.com>\n\nSigned-off-by: Brian Cain <brian.cain@oss.qualcomm.com>\n---\n configs/devices/hexagon-softmmu/default.mak | 1 +\n configs/targets/hexagon-softmmu.mak | 1 +\n include/hw/hexagon/virt.h | 43 ++\n hw/hexagon/virt.c | 456 ++++++++++++++++++++\n target/hexagon/cpu.c | 2 +\n hw/hexagon/Kconfig | 10 +\n hw/hexagon/meson.build | 2 +\n tests/qemu-iotests/testenv.py | 1 +\n 8 files changed, 516 insertions(+)\n create mode 100644 include/hw/hexagon/virt.h\n create mode 100644 hw/hexagon/virt.c", "diff": "diff --git a/configs/devices/hexagon-softmmu/default.mak b/configs/devices/hexagon-softmmu/default.mak\nindex 08e709aea72..37b4f9f3237 100644\n--- a/configs/devices/hexagon-softmmu/default.mak\n+++ b/configs/devices/hexagon-softmmu/default.mak\n@@ -3,5 +3,6 @@\n # Uncomment the following lines to disable these optional devices:\n \n # Boards are selected by default, uncomment to keep out of the build.\n+# CONFIG_HEX_VIRT=y\n # CONFIG_HEX_DSP=y\n # CONFIG_L2VIC=y\ndiff --git a/configs/targets/hexagon-softmmu.mak b/configs/targets/hexagon-softmmu.mak\nindex fdfa29b4f39..a77c100f0c5 100644\n--- a/configs/targets/hexagon-softmmu.mak\n+++ b/configs/targets/hexagon-softmmu.mak\n@@ -5,3 +5,4 @@ TARGET_XML_FILES=hexagon-core.xml hexagon-hvx.xml\n TARGET_LONG_BITS=32\n TARGET_NOT_USING_LEGACY_LDST_PHYS_API=y\n TARGET_NOT_USING_LEGACY_NATIVE_ENDIAN_API=y\n+TARGET_NEED_FDT=y\ndiff --git a/include/hw/hexagon/virt.h b/include/hw/hexagon/virt.h\nnew file mode 100644\nindex 00000000000..a54eac5cf00\n--- /dev/null\n+++ b/include/hw/hexagon/virt.h\n@@ -0,0 +1,43 @@\n+/*\n+ * Definitions for hexagon virt board.\n+ *\n+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.\n+ * SPDX-License-Identifier: GPL-2.0-or-later\n+ */\n+\n+#ifndef HW_HEXAGONVIRT_H\n+#define HW_HEXAGONVIRT_H\n+\n+#include \"hw/core/boards.h\"\n+#include \"target/hexagon/cpu.h\"\n+\n+struct HexagonVirtMachineState {\n+ /*< private >*/\n+ MachineState parent_obj;\n+\n+ int fdt_size;\n+ MemoryRegion *sys;\n+ MemoryRegion cfgtable;\n+ MemoryRegion ram;\n+ MemoryRegion tcm;\n+ MemoryRegion vtcm;\n+ MemoryRegion bios;\n+ DeviceState *l2vic;\n+ Clock *apb_clk;\n+};\n+\n+void hexagon_load_fdt(const struct HexagonVirtMachineState *vms);\n+\n+enum {\n+ VIRT_UART0,\n+ VIRT_QTMR0,\n+ VIRT_QTMR1,\n+ VIRT_GPT,\n+ VIRT_MMIO,\n+ VIRT_FDT,\n+};\n+\n+#define TYPE_HEXAGON_VIRT_MACHINE MACHINE_TYPE_NAME(\"virt\")\n+OBJECT_DECLARE_SIMPLE_TYPE(HexagonVirtMachineState, HEXAGON_VIRT_MACHINE)\n+\n+#endif /* HW_HEXAGONVIRT_H */\ndiff --git a/hw/hexagon/virt.c b/hw/hexagon/virt.c\nnew file mode 100644\nindex 00000000000..ff93b5221ba\n--- /dev/null\n+++ b/hw/hexagon/virt.c\n@@ -0,0 +1,456 @@\n+/*\n+ * Hexagon virt emulation\n+ *\n+ * Copyright (c) Qualcomm Technologies, Inc. and/or its subsidiaries.\n+ * SPDX-License-Identifier: GPL-2.0-or-later\n+ */\n+\n+#include \"qemu/osdep.h\"\n+#include \"qapi/error.h\"\n+#include \"hw/hexagon/virt.h\"\n+#include \"elf.h\"\n+#include \"hw/char/pl011.h\"\n+#include \"hw/core/clock.h\"\n+#include \"hw/core/sysbus-fdt.h\"\n+#include \"hw/hexagon/hexagon.h\"\n+#include \"hw/hexagon/hexagon_globalreg.h\"\n+#include \"hw/hexagon/hexagon_tlb.h\"\n+#include \"hw/core/loader.h\"\n+#include \"hw/core/qdev-properties.h\"\n+#include \"hw/core/qdev-clock.h\"\n+#include \"hw/core/register.h\"\n+#include \"qemu/error-report.h\"\n+#include \"qemu/guest-random.h\"\n+#include \"qemu/units.h\"\n+#include \"elf.h\"\n+#include \"machine_cfg_v68n_1024.h.inc\"\n+#include \"system/address-spaces.h\"\n+#include \"system/device_tree.h\"\n+#include \"system/reset.h\"\n+#include \"system/system.h\"\n+#include <libfdt.h>\n+\n+static const int VIRTIO_DEV_COUNT = 8;\n+\n+static const MemMapEntry base_memmap[] = {\n+ [VIRT_UART0] = { 0x10000000, 0x00000200 },\n+ [VIRT_MMIO] = { 0x11000000, 0x1000000, },\n+ [VIRT_GPT] = { 0xab000000, 0x00001000 },\n+ [VIRT_FDT] = { 0x99800000, 0x00400000 },\n+};\n+\n+static const int irqmap[] = {\n+ [VIRT_MMIO] = 18, /* ...to 18 + VIRTIO_DEV_COUNT - 1 */\n+ [VIRT_GPT] = 12,\n+ [VIRT_UART0] = 15,\n+ [VIRT_QTMR0] = 2,\n+ [VIRT_QTMR1] = 4,\n+};\n+\n+\n+static void create_fdt(HexagonVirtMachineState *vms)\n+{\n+ MachineState *ms = MACHINE(vms);\n+ void *fdt = create_device_tree(&vms->fdt_size);\n+ uint8_t rng_seed[32];\n+\n+ if (!fdt) {\n+ error_report(\"create_device_tree() failed\");\n+ exit(1);\n+ }\n+\n+ ms->fdt = fdt;\n+\n+ qemu_fdt_setprop_cell(fdt, \"/\", \"#address-cells\", 0x2);\n+ qemu_fdt_setprop_cell(fdt, \"/\", \"#size-cells\", 0x1);\n+ qemu_fdt_setprop_string(fdt, \"/\", \"model\", \"hexagon-virt,qemu\");\n+ qemu_fdt_setprop_string(fdt, \"/\", \"compatible\", \"qcom,sm8150\");\n+\n+ qemu_fdt_add_subnode(fdt, \"/soc\");\n+ qemu_fdt_setprop_cell(fdt, \"/soc\", \"#address-cells\", 0x2);\n+ qemu_fdt_setprop_cell(fdt, \"/soc\", \"#size-cells\", 0x1);\n+ qemu_fdt_setprop(fdt, \"/soc\", \"ranges\", NULL, 0);\n+\n+ qemu_fdt_add_subnode(fdt, \"/chosen\");\n+ qemu_guest_getrandom_nofail(rng_seed, sizeof(rng_seed));\n+ qemu_fdt_setprop(fdt, \"/chosen\", \"rng-seed\", rng_seed, sizeof(rng_seed));\n+}\n+\n+static void fdt_add_hvx(HexagonVirtMachineState *vms,\n+ const struct hexagon_machine_config *m_cfg,\n+ Error **errp)\n+{\n+ const MachineState *ms = MACHINE(vms);\n+ uint32_t vtcm_size_bytes = m_cfg->cfgtable.vtcm_size_kb * 1024;\n+ if (vtcm_size_bytes > 0) {\n+ memory_region_init_ram(&vms->vtcm, NULL, \"vtcm.ram\", vtcm_size_bytes,\n+ errp);\n+ memory_region_add_subregion(vms->sys, m_cfg->cfgtable.vtcm_base << 16,\n+ &vms->vtcm);\n+\n+ qemu_fdt_add_subnode(ms->fdt, \"/soc/vtcm\");\n+ qemu_fdt_setprop_string(ms->fdt, \"/soc/vtcm\", \"compatible\",\n+ \"qcom,hexagon_vtcm\");\n+\n+ assert(sizeof(m_cfg->cfgtable.vtcm_base) == sizeof(uint32_t));\n+ qemu_fdt_setprop_cells(ms->fdt, \"/soc/vtcm\", \"reg\", 0,\n+ m_cfg->cfgtable.vtcm_base << 16,\n+ vtcm_size_bytes);\n+ }\n+\n+ if (m_cfg->cfgtable.ext_contexts > 0) {\n+ qemu_fdt_add_subnode(ms->fdt, \"/soc/hvx\");\n+ qemu_fdt_setprop_string(ms->fdt, \"/soc/hvx\", \"compatible\",\n+ \"qcom,hexagon-hvx\");\n+ qemu_fdt_setprop_cells(ms->fdt, \"/soc/hvx\", \"qcom,hvx-max-ctxts\",\n+ m_cfg->cfgtable.ext_contexts);\n+ qemu_fdt_setprop_cells(ms->fdt, \"/soc/hvx\", \"qcom,hvx-vlength\",\n+ m_cfg->cfgtable.hvx_vec_log_length);\n+ }\n+}\n+\n+static int32_t irq_hvm_ic_phandle = -1;\n+static void fdt_add_hvm_pic_node(HexagonVirtMachineState *vms,\n+ const struct hexagon_machine_config *m_cfg)\n+{\n+ MachineState *ms = MACHINE(vms);\n+ irq_hvm_ic_phandle = qemu_fdt_alloc_phandle(ms->fdt);\n+\n+ qemu_fdt_setprop_cell(ms->fdt, \"/soc\", \"interrupt-parent\",\n+ irq_hvm_ic_phandle);\n+\n+ qemu_fdt_add_subnode(ms->fdt, \"/soc/interrupt-controller\");\n+ qemu_fdt_setprop_cell(ms->fdt, \"/soc/interrupt-controller\",\n+ \"#address-cells\", 2);\n+ qemu_fdt_setprop_cell(ms->fdt, \"/soc/interrupt-controller\",\n+ \"#interrupt-cells\", 2);\n+ qemu_fdt_setprop_string(ms->fdt, \"/soc/interrupt-controller\", \"compatible\",\n+ \"qcom,h2-pic,hvm-pic\");\n+ qemu_fdt_setprop(ms->fdt, \"/soc/interrupt-controller\",\n+ \"interrupt-controller\", NULL, 0);\n+ qemu_fdt_setprop_cell(ms->fdt, \"/soc/interrupt-controller\", \"phandle\",\n+ irq_hvm_ic_phandle);\n+\n+ sysbus_mmio_map(SYS_BUS_DEVICE(vms->l2vic), 1,\n+ m_cfg->cfgtable.fastl2vic_base << 16);\n+}\n+\n+\n+static void fdt_add_gpt_node(HexagonVirtMachineState *vms)\n+{\n+ g_autofree char *name = NULL;\n+ MachineState *ms = MACHINE(vms);\n+\n+ name = g_strdup_printf(\"/soc/gpt@%\" PRIx64,\n+ (int64_t)base_memmap[VIRT_GPT].base);\n+ qemu_fdt_add_subnode(ms->fdt, name);\n+ qemu_fdt_setprop_string(ms->fdt, name, \"compatible\",\n+ \"qcom,h2-timer,hvm-timer\");\n+ qemu_fdt_setprop_cells(ms->fdt, name, \"interrupts\", irqmap[VIRT_GPT], 0);\n+ qemu_fdt_setprop_cells(ms->fdt, name, \"reg\", 0x0,\n+ base_memmap[VIRT_GPT].base,\n+ base_memmap[VIRT_GPT].size);\n+}\n+\n+static int32_t clock_phandle = -1;\n+static void fdt_add_clocks(const HexagonVirtMachineState *vms)\n+{\n+ MachineState *ms = MACHINE(vms);\n+ clock_phandle = qemu_fdt_alloc_phandle(ms->fdt);\n+ qemu_fdt_add_subnode(ms->fdt, \"/apb-pclk\");\n+ qemu_fdt_setprop_string(ms->fdt, \"/apb-pclk\", \"compatible\", \"fixed-clock\");\n+ qemu_fdt_setprop_cell(ms->fdt, \"/apb-pclk\", \"#clock-cells\", 0x0);\n+ qemu_fdt_setprop_cell(ms->fdt, \"/apb-pclk\", \"clock-frequency\", 24000000);\n+ qemu_fdt_setprop_string(ms->fdt, \"/apb-pclk\", \"clock-output-names\",\n+ \"clk24mhz\");\n+ qemu_fdt_setprop_cell(ms->fdt, \"/apb-pclk\", \"phandle\", clock_phandle);\n+}\n+\n+static void fdt_add_uart(const HexagonVirtMachineState *vms, int uart)\n+{\n+ char *nodename;\n+ hwaddr base = base_memmap[uart].base;\n+ hwaddr size = base_memmap[uart].size;\n+ assert(uart == 0);\n+ int irq = irqmap[VIRT_UART0 + uart];\n+ const char compat[] = \"arm,pl011\\0arm,primecell\";\n+ const char clocknames[] = \"uartclk\\0apb_pclk\";\n+ MachineState *ms = MACHINE(vms);\n+ DeviceState *dev;\n+ SysBusDevice *s;\n+\n+ dev = qdev_new(TYPE_PL011);\n+ s = SYS_BUS_DEVICE(dev);\n+ qdev_prop_set_chr(dev, \"chardev\", serial_hd(0));\n+ qdev_connect_clock_in(dev, \"clk\", vms->apb_clk);\n+ sysbus_realize_and_unref(s, &error_fatal);\n+ sysbus_mmio_map(s, 0, base);\n+ if (vms->l2vic) {\n+ sysbus_connect_irq(s, 0, qdev_get_gpio_in(vms->l2vic, irq));\n+ }\n+\n+ nodename = g_strdup_printf(\"/pl011@%\" PRIx64, base);\n+ qemu_fdt_add_subnode(ms->fdt, nodename);\n+\n+ /* Note that we can't use setprop_string because of the embedded NUL */\n+ qemu_fdt_setprop(ms->fdt, nodename, \"compatible\", compat, sizeof(compat));\n+ qemu_fdt_setprop_cells(ms->fdt, nodename, \"reg\", 0, base, size);\n+ if (vms->l2vic) {\n+ qemu_fdt_setprop_cells(ms->fdt, nodename, \"interrupts\",\n+ 32 + irq, 0);\n+ qemu_fdt_setprop_cell(ms->fdt, nodename, \"interrupt-parent\",\n+ irq_hvm_ic_phandle);\n+ }\n+ qemu_fdt_setprop_cells(ms->fdt, nodename, \"clocks\", clock_phandle,\n+ clock_phandle);\n+ qemu_fdt_setprop(ms->fdt, nodename, \"clock-names\", clocknames,\n+ sizeof(clocknames));\n+\n+ qemu_fdt_setprop_string(ms->fdt, \"/chosen\", \"stdout-path\", nodename);\n+ qemu_fdt_add_subnode(ms->fdt, \"/aliases\");\n+ qemu_fdt_setprop_string(ms->fdt, \"/aliases\", \"serial0\", nodename);\n+\n+ g_free(nodename);\n+}\n+\n+static void fdt_add_cpu_nodes(const HexagonVirtMachineState *vms)\n+{\n+ MachineState *ms = MACHINE(vms);\n+ qemu_fdt_add_subnode(ms->fdt, \"/cpus\");\n+ qemu_fdt_setprop_cell(ms->fdt, \"/cpus\", \"#address-cells\", 0x1);\n+ qemu_fdt_setprop_cell(ms->fdt, \"/cpus\", \"#size-cells\", 0x0);\n+\n+ /* cpu nodes */\n+ for (int num = ms->smp.cpus - 1; num >= 0; num--) {\n+ char *nodename = g_strdup_printf(\"/cpus/cpu@%d\", num);\n+ qemu_fdt_add_subnode(ms->fdt, nodename);\n+ qemu_fdt_setprop_string(ms->fdt, nodename, \"device_type\", \"cpu\");\n+ qemu_fdt_setprop_cell(ms->fdt, nodename, \"reg\", num);\n+ qemu_fdt_setprop_cell(ms->fdt, nodename, \"phandle\",\n+ qemu_fdt_alloc_phandle(ms->fdt));\n+ g_free(nodename);\n+ }\n+}\n+\n+\n+static void fdt_add_virtio_devices(const HexagonVirtMachineState *vms)\n+{\n+ MachineState *ms = MACHINE(vms);\n+ /* VirtIO MMIO devices */\n+ for (int i = 0; i < VIRTIO_DEV_COUNT; i++) {\n+ char *nodename;\n+ int irq = irqmap[VIRT_MMIO] + i;\n+ size_t size = base_memmap[VIRT_MMIO].size;\n+ hwaddr base = base_memmap[VIRT_MMIO].base + i * size;\n+\n+ nodename = g_strdup_printf(\"/virtio_mmio@%\" PRIx64, base);\n+ qemu_fdt_add_subnode(ms->fdt, nodename);\n+ qemu_fdt_setprop_string(ms->fdt, nodename, \"compatible\", \"virtio,mmio\");\n+ qemu_fdt_setprop_sized_cells(ms->fdt, nodename, \"reg\", 2, base, 1,\n+ size);\n+ qemu_fdt_setprop_cells(ms->fdt, nodename, \"interrupts\", irq, 0);\n+ qemu_fdt_setprop_cell(ms->fdt, nodename, \"interrupt-parent\",\n+ irq_hvm_ic_phandle);\n+\n+ sysbus_create_simple(\n+ \"virtio-mmio\", base,\n+ qdev_get_gpio_in(vms->l2vic, irqmap[VIRT_MMIO] + i));\n+\n+ g_free(nodename);\n+ }\n+}\n+\n+static void virt_instance_init(Object *obj)\n+{\n+ HexagonVirtMachineState *vms = HEXAGON_VIRT_MACHINE(obj);\n+\n+ create_fdt(vms);\n+}\n+\n+void hexagon_load_fdt(const HexagonVirtMachineState *vms)\n+{\n+ MachineState *ms = MACHINE(vms);\n+ hwaddr fdt_addr = base_memmap[VIRT_FDT].base;\n+ uint32_t fdtsize = vms->fdt_size;\n+\n+ g_assert(fdtsize <= base_memmap[VIRT_FDT].size);\n+ /* copy in the device tree */\n+ rom_add_blob_fixed_as(\"fdt\", ms->fdt, fdtsize, fdt_addr,\n+ &address_space_memory);\n+ qemu_register_reset_nosnapshotload(\n+ qemu_fdt_randomize_seeds,\n+ rom_ptr_for_as(&address_space_memory, fdt_addr, fdtsize));\n+}\n+\n+static uint64_t load_kernel(const HexagonVirtMachineState *vms)\n+{\n+ MachineState *ms = MACHINE(vms);\n+ uint64_t entry = 0;\n+ if (load_elf_ram_sym(ms->kernel_filename, NULL, NULL, NULL, &entry, NULL,\n+ NULL, NULL, 0, EM_HEXAGON, 0, 0, &address_space_memory,\n+ false, NULL) > 0) {\n+ return entry;\n+ }\n+ error_report(\"error loading '%s'\", ms->kernel_filename);\n+ exit(1);\n+}\n+\n+static uint64_t load_bios(HexagonVirtMachineState *vms)\n+{\n+ MachineState *ms = MACHINE(vms);\n+ uint64_t bios_addr = 0x0; /* Load BIOS at reset vector address 0x0 */\n+ int bios_size;\n+\n+ bios_size = load_image_targphys(ms->firmware ?: \"\",\n+ bios_addr, 64 * 1024, NULL);\n+ if (bios_size < 0) {\n+ error_report(\"Could not load BIOS '%s'\", ms->firmware ?: \"\");\n+ exit(1);\n+ }\n+\n+ return bios_addr; /* Return entry point at address 0x0 */\n+}\n+\n+static void do_cpu_reset(void *opaque)\n+{\n+ HexagonCPU *cpu = opaque;\n+ CPUState *cs = CPU(cpu);\n+ cpu_reset(cs);\n+}\n+\n+static void virt_init(MachineState *ms)\n+{\n+ HexagonVirtMachineState *vms = HEXAGON_VIRT_MACHINE(ms);\n+ const struct hexagon_machine_config *m_cfg = &v68n_1024;\n+ const char *cpu_model;\n+ DeviceState *gsregs_dev;\n+ DeviceState *tlb_dev;\n+ HexagonCPU *cpu_0;\n+\n+ qemu_fdt_setprop_string(ms->fdt, \"/chosen\", \"bootargs\", ms->kernel_cmdline);\n+\n+ vms->sys = get_system_memory();\n+\n+ /* Create APB clock for peripherals */\n+ vms->apb_clk = clock_new(OBJECT(ms), \"apb-pclk\");\n+ clock_set_hz(vms->apb_clk, 24000000);\n+\n+ memory_region_init_ram(&vms->ram, NULL, \"ddr.ram\", ms->ram_size,\n+ &error_fatal);\n+ memory_region_add_subregion(vms->sys, 0x0, &vms->ram);\n+\n+ if (m_cfg->l2tcm_size) {\n+ memory_region_init_ram(&vms->tcm, NULL, \"tcm.ram\", m_cfg->l2tcm_size,\n+ &error_fatal);\n+ memory_region_add_subregion(vms->sys, m_cfg->cfgtable.l2tcm_base << 16,\n+ &vms->tcm);\n+ }\n+\n+ memory_region_init_rom(&vms->cfgtable, NULL, \"config_table.rom\",\n+ sizeof(m_cfg->cfgtable), &error_fatal);\n+ memory_region_add_subregion(vms->sys, m_cfg->cfgbase, &vms->cfgtable);\n+ fdt_add_hvx(vms, m_cfg, &error_fatal);\n+ cpu_model = ms->cpu_type;\n+\n+ if (!cpu_model) {\n+ cpu_model = HEXAGON_CPU_TYPE_NAME(\"v68\");\n+ }\n+\n+ gsregs_dev = qdev_new(TYPE_HEXAGON_GLOBALREG);\n+ object_property_add_child(OBJECT(ms), \"global-regs\", OBJECT(gsregs_dev));\n+ qdev_prop_set_uint64(gsregs_dev, \"config-table-addr\", m_cfg->cfgbase);\n+ qdev_prop_set_uint32(gsregs_dev, \"dsp-rev\", v68_rev);\n+ sysbus_realize_and_unref(SYS_BUS_DEVICE(gsregs_dev), &error_fatal);\n+\n+ tlb_dev = qdev_new(TYPE_HEXAGON_TLB);\n+ object_property_add_child(OBJECT(ms), \"tlb\", OBJECT(tlb_dev));\n+ qdev_prop_set_uint32(tlb_dev, \"num-entries\",\n+ m_cfg->cfgtable.jtlb_size_entries);\n+ sysbus_realize_and_unref(SYS_BUS_DEVICE(tlb_dev), &error_fatal);\n+\n+ cpu_0 = NULL;\n+ for (int i = 0; i < ms->smp.cpus; i++) {\n+ HexagonCPU *cpu = HEXAGON_CPU(object_new(ms->cpu_type));\n+ qemu_register_reset(do_cpu_reset, cpu);\n+\n+ if (i == 0) {\n+ cpu_0 = cpu;\n+ if (ms->kernel_filename) {\n+ uint64_t entry = load_kernel(vms);\n+ qdev_prop_set_uint32(DEVICE(cpu_0), \"exec-start-addr\", entry);\n+ } else if (ms->firmware) {\n+ uint64_t entry = load_bios(vms);\n+ qdev_prop_set_uint32(DEVICE(cpu_0), \"exec-start-addr\", entry);\n+ }\n+ }\n+ qdev_prop_set_uint32(DEVICE(cpu), \"htid\", i);\n+ qdev_prop_set_bit(DEVICE(cpu), \"start-powered-off\", (i != 0));\n+ object_property_set_link(OBJECT(cpu), \"global-regs\",\n+ OBJECT(gsregs_dev), &error_fatal);\n+ object_property_set_link(OBJECT(cpu), \"tlb\",\n+ OBJECT(tlb_dev), &error_fatal);\n+\n+ if (!qdev_realize_and_unref(DEVICE(cpu), NULL, &error_fatal)) {\n+ return;\n+ }\n+ }\n+ /* TODO: enable l2vic when l2vic device arrives */\n+ if (object_class_by_name(\"l2vic\")) {\n+ vms->l2vic = sysbus_create_varargs(\n+ \"l2vic\", m_cfg->l2vic_base,\n+ qdev_get_gpio_in(DEVICE(cpu_0), 0),\n+ qdev_get_gpio_in(DEVICE(cpu_0), 1),\n+ qdev_get_gpio_in(DEVICE(cpu_0), 2),\n+ qdev_get_gpio_in(DEVICE(cpu_0), 3),\n+ qdev_get_gpio_in(DEVICE(cpu_0), 4),\n+ qdev_get_gpio_in(DEVICE(cpu_0), 5),\n+ qdev_get_gpio_in(DEVICE(cpu_0), 6),\n+ qdev_get_gpio_in(DEVICE(cpu_0), 7), NULL);\n+\n+ fdt_add_hvm_pic_node(vms, m_cfg);\n+ fdt_add_virtio_devices(vms);\n+ fdt_add_gpt_node(vms);\n+ }\n+\n+ fdt_add_cpu_nodes(vms);\n+ fdt_add_clocks(vms);\n+ fdt_add_uart(vms, VIRT_UART0);\n+\n+ rom_add_blob_fixed_as(\"config_table.rom\", &m_cfg->cfgtable,\n+ sizeof(m_cfg->cfgtable), m_cfg->cfgbase,\n+ &address_space_memory);\n+\n+\n+ hexagon_load_fdt(vms);\n+}\n+\n+\n+static void virt_class_init(ObjectClass *oc, const void *data)\n+{\n+ MachineClass *mc = MACHINE_CLASS(oc);\n+\n+ mc->desc = \"Hexagon Virtual Machine\";\n+ mc->init = virt_init;\n+ mc->default_cpu_type = HEXAGON_CPU_TYPE_NAME(\"v68\");\n+ mc->default_ram_size = 4 * GiB;\n+ mc->max_cpus = 8;\n+ mc->default_cpus = 8;\n+ mc->is_default = false;\n+ mc->default_kernel_irqchip_split = false;\n+ mc->block_default_type = IF_VIRTIO;\n+ mc->default_boot_order = NULL;\n+ mc->no_cdrom = 1;\n+ mc->numa_mem_supported = false;\n+ mc->default_nic = \"virtio-mmio-bus\";\n+}\n+\n+\n+static const TypeInfo virt_machine_types[] = { {\n+ .name = TYPE_HEXAGON_VIRT_MACHINE,\n+ .parent = TYPE_MACHINE,\n+ .instance_size = sizeof(HexagonVirtMachineState),\n+ .class_init = virt_class_init,\n+ .instance_init = virt_instance_init,\n+} };\n+\n+DEFINE_TYPES(virt_machine_types)\ndiff --git a/target/hexagon/cpu.c b/target/hexagon/cpu.c\nindex 355abb4fd24..01781a76caf 100644\n--- a/target/hexagon/cpu.c\n+++ b/target/hexagon/cpu.c\n@@ -68,6 +68,8 @@ static ObjectClass *hexagon_cpu_class_by_name(const char *cpu_model)\n \n static const Property hexagon_cpu_properties[] = {\n #if !defined(CONFIG_USER_ONLY)\n+ DEFINE_PROP_LINK(\"tlb\", HexagonCPU, tlb, TYPE_HEXAGON_TLB,\n+ HexagonTLBState *),\n DEFINE_PROP_UINT32(\"exec-start-addr\", HexagonCPU, boot_addr, 0xffffffff),\n DEFINE_PROP_LINK(\"global-regs\", HexagonCPU, globalregs,\n TYPE_HEXAGON_GLOBALREG, HexagonGlobalRegState *),\ndiff --git a/hw/hexagon/Kconfig b/hw/hexagon/Kconfig\nindex cdf7770a305..52065ab3b22 100644\n--- a/hw/hexagon/Kconfig\n+++ b/hw/hexagon/Kconfig\n@@ -2,3 +2,13 @@ config HEX_DSP\n bool\n default y\n depends on HEXAGON\n+\n+config HEX_VIRT\n+ bool\n+ default y\n+ depends on HEX_DSP && FDT\n+ select DEVICE_TREE\n+ select VIRTIO_MMIO\n+ select PL011\n+ select VIRTIO_BLK\n+ select VIRTIO_SCSI\ndiff --git a/hw/hexagon/meson.build b/hw/hexagon/meson.build\nindex f528d2bc4ab..5b6a5e11a17 100644\n--- a/hw/hexagon/meson.build\n+++ b/hw/hexagon/meson.build\n@@ -4,3 +4,5 @@ hexagon_ss.add(files('hexagon_globalreg.c'))\n hexagon_ss.add(when: 'CONFIG_HEX_DSP', if_true: files('hexagon_dsp.c'))\n \n hw_arch += {'hexagon': hexagon_ss}\n+\n+hexagon_ss.add(when: 'CONFIG_HEX_VIRT', if_true: files('virt.c'))\ndiff --git a/tests/qemu-iotests/testenv.py b/tests/qemu-iotests/testenv.py\nindex c357e6ebf50..86bcdf7cfad 100644\n--- a/tests/qemu-iotests/testenv.py\n+++ b/tests/qemu-iotests/testenv.py\n@@ -259,6 +259,7 @@ def __init__(self, source_dir: str, build_dir: str,\n ('arm', 'virt'),\n ('aarch64', 'virt'),\n ('avr', 'mega2560'),\n+ ('hexagon', 'virt'),\n ('m68k', 'virt'),\n ('or1k', 'virt'),\n ('riscv32', 'virt'),\n", "prefixes": [ "v5", "8/9" ] }