From: Anup Patel <anup@brainfault.org> To: Bin Meng <bmeng.cn@gmail.com> Cc: Peter Maydell <peter.maydell@linaro.org>, "open list:RISC-V" <qemu-riscv@nongnu.org>, Sagar Karandikar <sagark@eecs.berkeley.edu>, Anup Patel <anup.patel@wdc.com>, "qemu-devel@nongnu.org Developers" <qemu-devel@nongnu.org>, Atish Patra <atish.patra@wdc.com>, Alistair Francis <Alistair.Francis@wdc.com>, Palmer Dabbelt <palmer@dabbelt.com> Subject: Re: [PATCH v1 2/3] hw/riscv: virt: Re-factor FDT generation Date: Mon, 12 Jul 2021 11:10:58 +0530 [thread overview] Message-ID: <CAAhSdy21hE_D2jWeAsk4nf8+tJ1fXKvbnAsx3BgQfFMNB1qbNA@mail.gmail.com> (raw) In-Reply-To: <CAEUhbmWmFuyLVd95-Jgwqr022N82iBKfXxqvczc8i0C2SWrBuQ@mail.gmail.com> On Mon, Jun 14, 2021 at 5:52 PM Bin Meng <bmeng.cn@gmail.com> wrote: > > On Sun, Jun 13, 2021 at 12:12 AM Anup Patel <anup.patel@wdc.com> wrote: > > > > We re-factor and break the FDT generation into smaller functions > > so that it is easier to modify FDT generation for different > > configurations of virt machine. > > > > Signed-off-by: Anup Patel <anup.patel@wdc.com> > > --- > > hw/riscv/virt.c | 514 ++++++++++++++++++++++++++++++------------------ > > 1 file changed, 320 insertions(+), 194 deletions(-) > > > > diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c > > index 5eb63f6efd..977d699753 100644 > > --- a/hw/riscv/virt.c > > +++ b/hw/riscv/virt.c > > @@ -178,206 +178,253 @@ static void create_pcie_irq_map(void *fdt, char *nodename, > > 0x1800, 0, 0, 0x7); > > } > > > > -static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap, > > - uint64_t mem_size, const char *cmdline, bool is_32_bit) > > +static void create_fdt_socket_cpus(RISCVVirtState *s, int socket, > > + char *clust_name, uint32_t *phandle, > > + bool is_32_bit, uint32_t *intc_phandles) > > { > > - void *fdt; > > - int i, cpu, socket; > > + int cpu; > > + uint32_t cpu_phandle; > > MachineState *mc = MACHINE(s); > > + char *name, *cpu_name, *core_name, *intc_name; > > + > > + for (cpu = s->soc[socket].num_harts - 1; cpu >= 0; cpu--) { > > + cpu_phandle = (*phandle)++; > > + > > + cpu_name = g_strdup_printf("/cpus/cpu@%d", > > + s->soc[socket].hartid_base + cpu); > > + qemu_fdt_add_subnode(mc->fdt, cpu_name); > > + qemu_fdt_setprop_string(mc->fdt, cpu_name, "mmu-type", > > + (is_32_bit) ? "riscv,sv32" : "riscv,sv48"); > > + name = riscv_isa_string(&s->soc[socket].harts[cpu]); > > + qemu_fdt_setprop_string(mc->fdt, cpu_name, "riscv,isa", name); > > + g_free(name); > > + qemu_fdt_setprop_string(mc->fdt, cpu_name, "compatible", "riscv"); > > + qemu_fdt_setprop_string(mc->fdt, cpu_name, "status", "okay"); > > + qemu_fdt_setprop_cell(mc->fdt, cpu_name, "reg", > > + s->soc[socket].hartid_base + cpu); > > + qemu_fdt_setprop_string(mc->fdt, cpu_name, "device_type", "cpu"); > > + riscv_socket_fdt_write_id(mc, mc->fdt, cpu_name, socket); > > + qemu_fdt_setprop_cell(mc->fdt, cpu_name, "phandle", cpu_phandle); > > + > > + intc_phandles[cpu] = (*phandle)++; > > + > > + intc_name = g_strdup_printf("%s/interrupt-controller", cpu_name); > > + qemu_fdt_add_subnode(mc->fdt, intc_name); > > + qemu_fdt_setprop_cell(mc->fdt, intc_name, "phandle", > > + intc_phandles[cpu]); > > + qemu_fdt_setprop_string(mc->fdt, intc_name, "compatible", > > + "riscv,cpu-intc"); > > + qemu_fdt_setprop(mc->fdt, intc_name, "interrupt-controller", NULL, 0); > > + qemu_fdt_setprop_cell(mc->fdt, intc_name, "#interrupt-cells", 1); > > + > > + core_name = g_strdup_printf("%s/core%d", clust_name, cpu); > > + qemu_fdt_add_subnode(mc->fdt, core_name); > > + qemu_fdt_setprop_cell(mc->fdt, core_name, "cpu", cpu_phandle); > > + > > + g_free(core_name); > > + g_free(intc_name); > > + g_free(cpu_name); > > + } > > +} > > + > > +static void create_fdt_socket_memory(RISCVVirtState *s, > > + const MemMapEntry *memmap, int socket) > > +{ > > + char *mem_name; > > uint64_t addr, size; > > - uint32_t *clint_cells, *plic_cells; > > - unsigned long clint_addr, plic_addr; > > - uint32_t plic_phandle[MAX_NODES]; > > - uint32_t cpu_phandle, intc_phandle, test_phandle; > > - uint32_t phandle = 1, plic_mmio_phandle = 1; > > - uint32_t plic_pcie_phandle = 1, plic_virtio_phandle = 1; > > - char *mem_name, *cpu_name, *core_name, *intc_name; > > - char *name, *clint_name, *plic_name, *clust_name; > > - hwaddr flashsize = virt_memmap[VIRT_FLASH].size / 2; > > - hwaddr flashbase = virt_memmap[VIRT_FLASH].base; > > + MachineState *mc = MACHINE(s); > > > > - if (mc->dtb) { > > - fdt = mc->fdt = load_device_tree(mc->dtb, &s->fdt_size); > > - if (!fdt) { > > - error_report("load_device_tree() failed"); > > - exit(1); > > - } > > - goto update_bootargs; > > - } else { > > - fdt = mc->fdt = create_device_tree(&s->fdt_size); > > - if (!fdt) { > > - error_report("create_device_tree() failed"); > > - exit(1); > > - } > > + addr = memmap[VIRT_DRAM].base + riscv_socket_mem_offset(mc, socket); > > + size = riscv_socket_mem_size(mc, socket); > > + mem_name = g_strdup_printf("/memory@%lx", (long)addr); > > + qemu_fdt_add_subnode(mc->fdt, mem_name); > > + qemu_fdt_setprop_cells(mc->fdt, mem_name, "reg", > > + addr >> 32, addr, size >> 32, size); > > + qemu_fdt_setprop_string(mc->fdt, mem_name, "device_type", "memory"); > > + riscv_socket_fdt_write_id(mc, mc->fdt, mem_name, socket); > > + g_free(mem_name); > > +} > > + > > +static void create_fdt_socket_clint(RISCVVirtState *s, > > + const MemMapEntry *memmap, int socket, > > + uint32_t *intc_phandles) > > +{ > > + int cpu; > > + char *clint_name; > > + uint32_t *clint_cells; > > + unsigned long clint_addr; > > + MachineState *mc = MACHINE(s); > > + > > + clint_cells = g_new0(uint32_t, s->soc[socket].num_harts * 4); > > + > > + for (cpu = 0; cpu < s->soc[socket].num_harts; cpu++) { > > + clint_cells[cpu * 4 + 0] = cpu_to_be32(intc_phandles[cpu]); > > + clint_cells[cpu * 4 + 1] = cpu_to_be32(IRQ_M_SOFT); > > + clint_cells[cpu * 4 + 2] = cpu_to_be32(intc_phandles[cpu]); > > + clint_cells[cpu * 4 + 3] = cpu_to_be32(IRQ_M_TIMER); > > } > > > > - qemu_fdt_setprop_string(fdt, "/", "model", "riscv-virtio,qemu"); > > - qemu_fdt_setprop_string(fdt, "/", "compatible", "riscv-virtio"); > > - qemu_fdt_setprop_cell(fdt, "/", "#size-cells", 0x2); > > - qemu_fdt_setprop_cell(fdt, "/", "#address-cells", 0x2); > > + clint_addr = memmap[VIRT_CLINT].base + (memmap[VIRT_CLINT].size * socket); > > + clint_name = g_strdup_printf("/soc/clint@%lx", clint_addr); > > + qemu_fdt_add_subnode(mc->fdt, clint_name); > > + qemu_fdt_setprop_string(mc->fdt, clint_name, "compatible", > > + "riscv,clint0"); > > This patch seems to be based on some old commit, as the latest QEMU > head has the following commit that supports the official clint > compatible name via: > > commit b387236bff95 ("hw/riscv: Support the official CLINT DT bindings") Yes, I will be rebasing on the most recent tree of Alistair. Regards, Anup > > > + qemu_fdt_setprop_cells(mc->fdt, clint_name, "reg", > > + 0x0, clint_addr, 0x0, memmap[VIRT_CLINT].size); > > + qemu_fdt_setprop(mc->fdt, clint_name, "interrupts-extended", > > + clint_cells, s->soc[socket].num_harts * sizeof(uint32_t) * 4); > > + riscv_socket_fdt_write_id(mc, mc->fdt, clint_name, socket); > > + g_free(clint_name); > > + > > + g_free(clint_cells); > > +} > > + > > +static void create_fdt_socket_plic(RISCVVirtState *s, > > + const MemMapEntry *memmap, int socket, > > + uint32_t *phandle, uint32_t *intc_phandles, > > + uint32_t *plic_phandles) > > +{ > > + int cpu; > > + char *plic_name; > > + uint32_t *plic_cells; > > + unsigned long plic_addr; > > + MachineState *mc = MACHINE(s); > > > > - qemu_fdt_add_subnode(fdt, "/soc"); > > - qemu_fdt_setprop(fdt, "/soc", "ranges", NULL, 0); > > - qemu_fdt_setprop_string(fdt, "/soc", "compatible", "simple-bus"); > > - qemu_fdt_setprop_cell(fdt, "/soc", "#size-cells", 0x2); > > - qemu_fdt_setprop_cell(fdt, "/soc", "#address-cells", 0x2); > > + plic_cells = g_new0(uint32_t, s->soc[socket].num_harts * 4); > > > > - qemu_fdt_add_subnode(fdt, "/cpus"); > > - qemu_fdt_setprop_cell(fdt, "/cpus", "timebase-frequency", > > + for (cpu = 0; cpu < s->soc[socket].num_harts; cpu++) { > > + plic_cells[cpu * 4 + 0] = cpu_to_be32(intc_phandles[cpu]); > > + plic_cells[cpu * 4 + 1] = cpu_to_be32(IRQ_M_EXT); > > + plic_cells[cpu * 4 + 2] = cpu_to_be32(intc_phandles[cpu]); > > + plic_cells[cpu * 4 + 3] = cpu_to_be32(IRQ_S_EXT); > > + } > > + > > + plic_phandles[socket] = (*phandle)++; > > + plic_addr = memmap[VIRT_PLIC].base + (memmap[VIRT_PLIC].size * socket); > > + plic_name = g_strdup_printf("/soc/plic@%lx", plic_addr); > > + qemu_fdt_add_subnode(mc->fdt, plic_name); > > + qemu_fdt_setprop_cell(mc->fdt, plic_name, > > + "#address-cells", FDT_PLIC_ADDR_CELLS); > > + qemu_fdt_setprop_cell(mc->fdt, plic_name, > > + "#interrupt-cells", FDT_PLIC_INT_CELLS); > > + qemu_fdt_setprop_string(mc->fdt, plic_name, "compatible", "riscv,plic0"); > > + qemu_fdt_setprop(mc->fdt, plic_name, "interrupt-controller", NULL, 0); > > + qemu_fdt_setprop(mc->fdt, plic_name, "interrupts-extended", > > + plic_cells, s->soc[socket].num_harts * sizeof(uint32_t) * 4); > > + qemu_fdt_setprop_cells(mc->fdt, plic_name, "reg", > > + 0x0, plic_addr, 0x0, memmap[VIRT_PLIC].size); > > + qemu_fdt_setprop_cell(mc->fdt, plic_name, "riscv,ndev", VIRTIO_NDEV); > > + riscv_socket_fdt_write_id(mc, mc->fdt, plic_name, socket); > > + qemu_fdt_setprop_cell(mc->fdt, plic_name, "phandle", > > + plic_phandles[socket]); > > + g_free(plic_name); > > + > > + g_free(plic_cells); > > +} > > + > > +static void create_fdt_sockets(RISCVVirtState *s, const MemMapEntry *memmap, > > + bool is_32_bit, uint32_t *phandle, > > + uint32_t *irq_mmio_phandle, > > + uint32_t *irq_pcie_phandle, > > + uint32_t *irq_virtio_phandle) > > +{ > > + int socket; > > + char *clust_name; > > + uint32_t *intc_phandles; > > + MachineState *mc = MACHINE(s); > > + uint32_t xplic_phandles[MAX_NODES]; > > + > > + qemu_fdt_add_subnode(mc->fdt, "/cpus"); > > + qemu_fdt_setprop_cell(mc->fdt, "/cpus", "timebase-frequency", > > RISCV_ACLINT_TIMEBASE_FREQ); > > - qemu_fdt_setprop_cell(fdt, "/cpus", "#size-cells", 0x0); > > - qemu_fdt_setprop_cell(fdt, "/cpus", "#address-cells", 0x1); > > - qemu_fdt_add_subnode(fdt, "/cpus/cpu-map"); > > + qemu_fdt_setprop_cell(mc->fdt, "/cpus", "#size-cells", 0x0); > > + qemu_fdt_setprop_cell(mc->fdt, "/cpus", "#address-cells", 0x1); > > + qemu_fdt_add_subnode(mc->fdt, "/cpus/cpu-map"); > > > > for (socket = (riscv_socket_count(mc) - 1); socket >= 0; socket--) { > > clust_name = g_strdup_printf("/cpus/cpu-map/cluster%d", socket); > > - qemu_fdt_add_subnode(fdt, clust_name); > > + qemu_fdt_add_subnode(mc->fdt, clust_name); > > > > - plic_cells = g_new0(uint32_t, s->soc[socket].num_harts * 4); > > - clint_cells = g_new0(uint32_t, s->soc[socket].num_harts * 4); > > + intc_phandles = g_new0(uint32_t, s->soc[socket].num_harts); > > > > - for (cpu = s->soc[socket].num_harts - 1; cpu >= 0; cpu--) { > > - cpu_phandle = phandle++; > > + create_fdt_socket_cpus(s, socket, clust_name, phandle, > > + is_32_bit, intc_phandles); > > > > - cpu_name = g_strdup_printf("/cpus/cpu@%d", > > - s->soc[socket].hartid_base + cpu); > > - qemu_fdt_add_subnode(fdt, cpu_name); > > - if (is_32_bit) { > > - qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv32"); > > - } else { > > - qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv48"); > > - } > > - name = riscv_isa_string(&s->soc[socket].harts[cpu]); > > - qemu_fdt_setprop_string(fdt, cpu_name, "riscv,isa", name); > > - g_free(name); > > - qemu_fdt_setprop_string(fdt, cpu_name, "compatible", "riscv"); > > - qemu_fdt_setprop_string(fdt, cpu_name, "status", "okay"); > > - qemu_fdt_setprop_cell(fdt, cpu_name, "reg", > > - s->soc[socket].hartid_base + cpu); > > - qemu_fdt_setprop_string(fdt, cpu_name, "device_type", "cpu"); > > - riscv_socket_fdt_write_id(mc, fdt, cpu_name, socket); > > - qemu_fdt_setprop_cell(fdt, cpu_name, "phandle", cpu_phandle); > > - > > - intc_name = g_strdup_printf("%s/interrupt-controller", cpu_name); > > - qemu_fdt_add_subnode(fdt, intc_name); > > - intc_phandle = phandle++; > > - qemu_fdt_setprop_cell(fdt, intc_name, "phandle", intc_phandle); > > - qemu_fdt_setprop_string(fdt, intc_name, "compatible", > > - "riscv,cpu-intc"); > > - qemu_fdt_setprop(fdt, intc_name, "interrupt-controller", NULL, 0); > > - qemu_fdt_setprop_cell(fdt, intc_name, "#interrupt-cells", 1); > > - > > - clint_cells[cpu * 4 + 0] = cpu_to_be32(intc_phandle); > > - clint_cells[cpu * 4 + 1] = cpu_to_be32(IRQ_M_SOFT); > > - clint_cells[cpu * 4 + 2] = cpu_to_be32(intc_phandle); > > - clint_cells[cpu * 4 + 3] = cpu_to_be32(IRQ_M_TIMER); > > - > > - plic_cells[cpu * 4 + 0] = cpu_to_be32(intc_phandle); > > - plic_cells[cpu * 4 + 1] = cpu_to_be32(IRQ_M_EXT); > > - plic_cells[cpu * 4 + 2] = cpu_to_be32(intc_phandle); > > - plic_cells[cpu * 4 + 3] = cpu_to_be32(IRQ_S_EXT); > > - > > - core_name = g_strdup_printf("%s/core%d", clust_name, cpu); > > - qemu_fdt_add_subnode(fdt, core_name); > > - qemu_fdt_setprop_cell(fdt, core_name, "cpu", cpu_phandle); > > - > > - g_free(core_name); > > - g_free(intc_name); > > - g_free(cpu_name); > > - } > > + create_fdt_socket_memory(s, memmap, socket); > > > > - addr = memmap[VIRT_DRAM].base + riscv_socket_mem_offset(mc, socket); > > - size = riscv_socket_mem_size(mc, socket); > > - mem_name = g_strdup_printf("/memory@%lx", (long)addr); > > - qemu_fdt_add_subnode(fdt, mem_name); > > - qemu_fdt_setprop_cells(fdt, mem_name, "reg", > > - addr >> 32, addr, size >> 32, size); > > - qemu_fdt_setprop_string(fdt, mem_name, "device_type", "memory"); > > - riscv_socket_fdt_write_id(mc, fdt, mem_name, socket); > > - g_free(mem_name); > > - > > - clint_addr = memmap[VIRT_CLINT].base + > > - (memmap[VIRT_CLINT].size * socket); > > - clint_name = g_strdup_printf("/soc/clint@%lx", clint_addr); > > - qemu_fdt_add_subnode(fdt, clint_name); > > - qemu_fdt_setprop_string(fdt, clint_name, "compatible", "riscv,clint0"); > > - qemu_fdt_setprop_cells(fdt, clint_name, "reg", > > - 0x0, clint_addr, 0x0, memmap[VIRT_CLINT].size); > > - qemu_fdt_setprop(fdt, clint_name, "interrupts-extended", > > - clint_cells, s->soc[socket].num_harts * sizeof(uint32_t) * 4); > > - riscv_socket_fdt_write_id(mc, fdt, clint_name, socket); > > - g_free(clint_name); > > - > > - plic_phandle[socket] = phandle++; > > - plic_addr = memmap[VIRT_PLIC].base + (memmap[VIRT_PLIC].size * socket); > > - plic_name = g_strdup_printf("/soc/plic@%lx", plic_addr); > > - qemu_fdt_add_subnode(fdt, plic_name); > > - qemu_fdt_setprop_cell(fdt, plic_name, > > - "#address-cells", FDT_PLIC_ADDR_CELLS); > > - qemu_fdt_setprop_cell(fdt, plic_name, > > - "#interrupt-cells", FDT_PLIC_INT_CELLS); > > - qemu_fdt_setprop_string(fdt, plic_name, "compatible", "riscv,plic0"); > > - qemu_fdt_setprop(fdt, plic_name, "interrupt-controller", NULL, 0); > > - qemu_fdt_setprop(fdt, plic_name, "interrupts-extended", > > - plic_cells, s->soc[socket].num_harts * sizeof(uint32_t) * 4); > > - qemu_fdt_setprop_cells(fdt, plic_name, "reg", > > - 0x0, plic_addr, 0x0, memmap[VIRT_PLIC].size); > > - qemu_fdt_setprop_cell(fdt, plic_name, "riscv,ndev", VIRTIO_NDEV); > > - riscv_socket_fdt_write_id(mc, fdt, plic_name, socket); > > - qemu_fdt_setprop_cell(fdt, plic_name, "phandle", plic_phandle[socket]); > > - g_free(plic_name); > > - > > - g_free(clint_cells); > > - g_free(plic_cells); > > + create_fdt_socket_clint(s, memmap, socket, intc_phandles); > > + > > + create_fdt_socket_plic(s, memmap, socket, phandle, > > + intc_phandles, xplic_phandles); > > + > > + g_free(intc_phandles); > > g_free(clust_name); > > } > > > > for (socket = 0; socket < riscv_socket_count(mc); socket++) { > > if (socket == 0) { > > - plic_mmio_phandle = plic_phandle[socket]; > > - plic_virtio_phandle = plic_phandle[socket]; > > - plic_pcie_phandle = plic_phandle[socket]; > > + *irq_mmio_phandle = xplic_phandles[socket]; > > + *irq_virtio_phandle = xplic_phandles[socket]; > > + *irq_pcie_phandle = xplic_phandles[socket]; > > } > > if (socket == 1) { > > - plic_virtio_phandle = plic_phandle[socket]; > > - plic_pcie_phandle = plic_phandle[socket]; > > + *irq_virtio_phandle = xplic_phandles[socket]; > > + *irq_pcie_phandle = xplic_phandles[socket]; > > } > > if (socket == 2) { > > - plic_pcie_phandle = plic_phandle[socket]; > > + *irq_pcie_phandle = xplic_phandles[socket]; > > } > > } > > > > - riscv_socket_fdt_write_distance_matrix(mc, fdt); > > + riscv_socket_fdt_write_distance_matrix(mc, mc->fdt); > > +} > > + > > +static void create_fdt_virtio(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint32_t irq_virtio_phandle) > > +{ > > + int i; > > + char *name; > > + MachineState *mc = MACHINE(s); > > > > for (i = 0; i < VIRTIO_COUNT; i++) { > > name = g_strdup_printf("/soc/virtio_mmio@%lx", > > (long)(memmap[VIRT_VIRTIO].base + i * memmap[VIRT_VIRTIO].size)); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "virtio,mmio"); > > - qemu_fdt_setprop_cells(fdt, name, "reg", > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", "virtio,mmio"); > > + qemu_fdt_setprop_cells(mc->fdt, name, "reg", > > 0x0, memmap[VIRT_VIRTIO].base + i * memmap[VIRT_VIRTIO].size, > > 0x0, memmap[VIRT_VIRTIO].size); > > - qemu_fdt_setprop_cell(fdt, name, "interrupt-parent", > > - plic_virtio_phandle); > > - qemu_fdt_setprop_cell(fdt, name, "interrupts", VIRTIO_IRQ + i); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupt-parent", > > + irq_virtio_phandle); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupts", VIRTIO_IRQ + i); > > g_free(name); > > } > > +} > > + > > +static void create_fdt_pcie(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint32_t irq_pcie_phandle) > > +{ > > + char *name; > > + MachineState *mc = MACHINE(s); > > > > name = g_strdup_printf("/soc/pci@%lx", > > (long) memmap[VIRT_PCIE_ECAM].base); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_cell(fdt, name, "#address-cells", FDT_PCI_ADDR_CELLS); > > - qemu_fdt_setprop_cell(fdt, name, "#interrupt-cells", FDT_PCI_INT_CELLS); > > - qemu_fdt_setprop_cell(fdt, name, "#size-cells", 0x2); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "pci-host-ecam-generic"); > > - qemu_fdt_setprop_string(fdt, name, "device_type", "pci"); > > - qemu_fdt_setprop_cell(fdt, name, "linux,pci-domain", 0); > > - qemu_fdt_setprop_cells(fdt, name, "bus-range", 0, > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_cell(mc->fdt, name, "#address-cells", > > + FDT_PCI_ADDR_CELLS); > > + qemu_fdt_setprop_cell(mc->fdt, name, "#interrupt-cells", > > + FDT_PCI_INT_CELLS); > > + qemu_fdt_setprop_cell(mc->fdt, name, "#size-cells", 0x2); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", > > + "pci-host-ecam-generic"); > > + qemu_fdt_setprop_string(mc->fdt, name, "device_type", "pci"); > > + qemu_fdt_setprop_cell(mc->fdt, name, "linux,pci-domain", 0); > > + qemu_fdt_setprop_cells(mc->fdt, name, "bus-range", 0, > > memmap[VIRT_PCIE_ECAM].size / PCIE_MMCFG_SIZE_MIN - 1); > > - qemu_fdt_setprop(fdt, name, "dma-coherent", NULL, 0); > > - qemu_fdt_setprop_cells(fdt, name, "reg", 0, > > + qemu_fdt_setprop(mc->fdt, name, "dma-coherent", NULL, 0); > > + qemu_fdt_setprop_cells(mc->fdt, name, "reg", 0, > > memmap[VIRT_PCIE_ECAM].base, 0, memmap[VIRT_PCIE_ECAM].size); > > - qemu_fdt_setprop_sized_cells(fdt, name, "ranges", > > + qemu_fdt_setprop_sized_cells(mc->fdt, name, "ranges", > > 1, FDT_PCI_RANGE_IOPORT, 2, 0, > > 2, memmap[VIRT_PCIE_PIO].base, 2, memmap[VIRT_PCIE_PIO].size, > > 1, FDT_PCI_RANGE_MMIO, > > @@ -387,63 +434,93 @@ static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap, > > 2, virt_high_pcie_memmap.base, > > 2, virt_high_pcie_memmap.base, 2, virt_high_pcie_memmap.size); > > > > - create_pcie_irq_map(fdt, name, plic_pcie_phandle); > > + create_pcie_irq_map(mc->fdt, name, irq_pcie_phandle); > > g_free(name); > > +} > > + > > +static void create_fdt_reset(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint32_t *phandle) > > +{ > > + char *name; > > + uint32_t test_phandle; > > + MachineState *mc = MACHINE(s); > > > > - test_phandle = phandle++; > > + test_phandle = (*phandle)++; > > name = g_strdup_printf("/soc/test@%lx", > > (long)memmap[VIRT_TEST].base); > > - qemu_fdt_add_subnode(fdt, name); > > + qemu_fdt_add_subnode(mc->fdt, name); > > { > > const char compat[] = "sifive,test1\0sifive,test0\0syscon"; > > - qemu_fdt_setprop(fdt, name, "compatible", compat, sizeof(compat)); > > + qemu_fdt_setprop(mc->fdt, name, "compatible", compat, sizeof(compat)); > > } > > - qemu_fdt_setprop_cells(fdt, name, "reg", > > - 0x0, memmap[VIRT_TEST].base, > > - 0x0, memmap[VIRT_TEST].size); > > - qemu_fdt_setprop_cell(fdt, name, "phandle", test_phandle); > > - test_phandle = qemu_fdt_get_phandle(fdt, name); > > + qemu_fdt_setprop_cells(mc->fdt, name, "reg", > > + 0x0, memmap[VIRT_TEST].base, 0x0, memmap[VIRT_TEST].size); > > + qemu_fdt_setprop_cell(mc->fdt, name, "phandle", test_phandle); > > + test_phandle = qemu_fdt_get_phandle(mc->fdt, name); > > g_free(name); > > > > name = g_strdup_printf("/soc/reboot"); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "syscon-reboot"); > > - qemu_fdt_setprop_cell(fdt, name, "regmap", test_phandle); > > - qemu_fdt_setprop_cell(fdt, name, "offset", 0x0); > > - qemu_fdt_setprop_cell(fdt, name, "value", FINISHER_RESET); > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", "syscon-reboot"); > > + qemu_fdt_setprop_cell(mc->fdt, name, "regmap", test_phandle); > > + qemu_fdt_setprop_cell(mc->fdt, name, "offset", 0x0); > > + qemu_fdt_setprop_cell(mc->fdt, name, "value", FINISHER_RESET); > > g_free(name); > > > > name = g_strdup_printf("/soc/poweroff"); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "syscon-poweroff"); > > - qemu_fdt_setprop_cell(fdt, name, "regmap", test_phandle); > > - qemu_fdt_setprop_cell(fdt, name, "offset", 0x0); > > - qemu_fdt_setprop_cell(fdt, name, "value", FINISHER_PASS); > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", "syscon-poweroff"); > > + qemu_fdt_setprop_cell(mc->fdt, name, "regmap", test_phandle); > > + qemu_fdt_setprop_cell(mc->fdt, name, "offset", 0x0); > > + qemu_fdt_setprop_cell(mc->fdt, name, "value", FINISHER_PASS); > > g_free(name); > > +} > > + > > +static void create_fdt_uart(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint32_t irq_mmio_phandle) > > +{ > > + char *name; > > + MachineState *mc = MACHINE(s); > > > > name = g_strdup_printf("/soc/uart@%lx", (long)memmap[VIRT_UART0].base); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "ns16550a"); > > - qemu_fdt_setprop_cells(fdt, name, "reg", > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", "ns16550a"); > > + qemu_fdt_setprop_cells(mc->fdt, name, "reg", > > 0x0, memmap[VIRT_UART0].base, > > 0x0, memmap[VIRT_UART0].size); > > - qemu_fdt_setprop_cell(fdt, name, "clock-frequency", 3686400); > > - qemu_fdt_setprop_cell(fdt, name, "interrupt-parent", plic_mmio_phandle); > > - qemu_fdt_setprop_cell(fdt, name, "interrupts", UART0_IRQ); > > + qemu_fdt_setprop_cell(mc->fdt, name, "clock-frequency", 3686400); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupt-parent", irq_mmio_phandle); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupts", UART0_IRQ); > > > > - qemu_fdt_add_subnode(fdt, "/chosen"); > > - qemu_fdt_setprop_string(fdt, "/chosen", "stdout-path", name); > > + qemu_fdt_add_subnode(mc->fdt, "/chosen"); > > + qemu_fdt_setprop_string(mc->fdt, "/chosen", "stdout-path", name); > > g_free(name); > > +} > > + > > +static void create_fdt_rtc(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint32_t irq_mmio_phandle) > > +{ > > + char *name; > > + MachineState *mc = MACHINE(s); > > > > name = g_strdup_printf("/soc/rtc@%lx", (long)memmap[VIRT_RTC].base); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "google,goldfish-rtc"); > > - qemu_fdt_setprop_cells(fdt, name, "reg", > > - 0x0, memmap[VIRT_RTC].base, > > - 0x0, memmap[VIRT_RTC].size); > > - qemu_fdt_setprop_cell(fdt, name, "interrupt-parent", plic_mmio_phandle); > > - qemu_fdt_setprop_cell(fdt, name, "interrupts", RTC_IRQ); > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", > > + "google,goldfish-rtc"); > > + qemu_fdt_setprop_cells(mc->fdt, name, "reg", > > + 0x0, memmap[VIRT_RTC].base, 0x0, memmap[VIRT_RTC].size); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupt-parent", > > + irq_mmio_phandle); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupts", RTC_IRQ); > > g_free(name); > > +} > > + > > +static void create_fdt_flash(RISCVVirtState *s, const MemMapEntry *memmap) > > +{ > > + char *name; > > + MachineState *mc = MACHINE(s); > > + hwaddr flashsize = virt_memmap[VIRT_FLASH].size / 2; > > + hwaddr flashbase = virt_memmap[VIRT_FLASH].base; > > > > name = g_strdup_printf("/soc/flash@%" PRIx64, flashbase); > > qemu_fdt_add_subnode(mc->fdt, name); > > @@ -453,10 +530,59 @@ static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap, > > 2, flashbase + flashsize, 2, flashsize); > > qemu_fdt_setprop_cell(mc->fdt, name, "bank-width", 4); > > g_free(name); > > +} > > + > > +static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint64_t mem_size, const char *cmdline, bool is_32_bit) > > +{ > > + MachineState *mc = MACHINE(s); > > + uint32_t phandle = 1, irq_mmio_phandle = 1; > > + uint32_t irq_pcie_phandle = 1, irq_virtio_phandle = 1; > > + > > + if (mc->dtb) { > > + mc->fdt = load_device_tree(mc->dtb, &s->fdt_size); > > + if (!mc->fdt) { > > + error_report("load_device_tree() failed"); > > + exit(1); > > + } > > + goto update_bootargs; > > + } else { > > + mc->fdt = create_device_tree(&s->fdt_size); > > + if (!mc->fdt) { > > + error_report("create_device_tree() failed"); > > + exit(1); > > + } > > + } > > + > > + qemu_fdt_setprop_string(mc->fdt, "/", "model", "riscv-virtio,qemu"); > > + qemu_fdt_setprop_string(mc->fdt, "/", "compatible", "riscv-virtio"); > > + qemu_fdt_setprop_cell(mc->fdt, "/", "#size-cells", 0x2); > > + qemu_fdt_setprop_cell(mc->fdt, "/", "#address-cells", 0x2); > > + > > + qemu_fdt_add_subnode(mc->fdt, "/soc"); > > + qemu_fdt_setprop(mc->fdt, "/soc", "ranges", NULL, 0); > > + qemu_fdt_setprop_string(mc->fdt, "/soc", "compatible", "simple-bus"); > > + qemu_fdt_setprop_cell(mc->fdt, "/soc", "#size-cells", 0x2); > > + qemu_fdt_setprop_cell(mc->fdt, "/soc", "#address-cells", 0x2); > > + > > + create_fdt_sockets(s, memmap, is_32_bit, &phandle, > > + &irq_mmio_phandle, &irq_pcie_phandle, &irq_virtio_phandle); > > + > > + create_fdt_virtio(s, memmap, irq_virtio_phandle); > > + > > + create_fdt_pcie(s, memmap, irq_pcie_phandle); > > + > > + create_fdt_reset(s, memmap, &phandle); > > + > > + create_fdt_uart(s, memmap, irq_mmio_phandle); > > + > > + create_fdt_rtc(s, memmap, irq_mmio_phandle); > > + > > + create_fdt_flash(s, memmap); > > > > update_bootargs: > > if (cmdline) { > > - qemu_fdt_setprop_string(fdt, "/chosen", "bootargs", cmdline); > > + qemu_fdt_setprop_string(mc->fdt, "/chosen", "bootargs", cmdline); > > } > > } > > Regards, > Bin
WARNING: multiple messages have this Message-ID (diff)
From: Anup Patel <anup@brainfault.org> To: Bin Meng <bmeng.cn@gmail.com> Cc: Anup Patel <anup.patel@wdc.com>, Peter Maydell <peter.maydell@linaro.org>, Palmer Dabbelt <palmer@dabbelt.com>, Alistair Francis <Alistair.Francis@wdc.com>, Sagar Karandikar <sagark@eecs.berkeley.edu>, Atish Patra <atish.patra@wdc.com>, "open list:RISC-V" <qemu-riscv@nongnu.org>, "qemu-devel@nongnu.org Developers" <qemu-devel@nongnu.org> Subject: Re: [PATCH v1 2/3] hw/riscv: virt: Re-factor FDT generation Date: Mon, 12 Jul 2021 11:10:58 +0530 [thread overview] Message-ID: <CAAhSdy21hE_D2jWeAsk4nf8+tJ1fXKvbnAsx3BgQfFMNB1qbNA@mail.gmail.com> (raw) In-Reply-To: <CAEUhbmWmFuyLVd95-Jgwqr022N82iBKfXxqvczc8i0C2SWrBuQ@mail.gmail.com> On Mon, Jun 14, 2021 at 5:52 PM Bin Meng <bmeng.cn@gmail.com> wrote: > > On Sun, Jun 13, 2021 at 12:12 AM Anup Patel <anup.patel@wdc.com> wrote: > > > > We re-factor and break the FDT generation into smaller functions > > so that it is easier to modify FDT generation for different > > configurations of virt machine. > > > > Signed-off-by: Anup Patel <anup.patel@wdc.com> > > --- > > hw/riscv/virt.c | 514 ++++++++++++++++++++++++++++++------------------ > > 1 file changed, 320 insertions(+), 194 deletions(-) > > > > diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c > > index 5eb63f6efd..977d699753 100644 > > --- a/hw/riscv/virt.c > > +++ b/hw/riscv/virt.c > > @@ -178,206 +178,253 @@ static void create_pcie_irq_map(void *fdt, char *nodename, > > 0x1800, 0, 0, 0x7); > > } > > > > -static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap, > > - uint64_t mem_size, const char *cmdline, bool is_32_bit) > > +static void create_fdt_socket_cpus(RISCVVirtState *s, int socket, > > + char *clust_name, uint32_t *phandle, > > + bool is_32_bit, uint32_t *intc_phandles) > > { > > - void *fdt; > > - int i, cpu, socket; > > + int cpu; > > + uint32_t cpu_phandle; > > MachineState *mc = MACHINE(s); > > + char *name, *cpu_name, *core_name, *intc_name; > > + > > + for (cpu = s->soc[socket].num_harts - 1; cpu >= 0; cpu--) { > > + cpu_phandle = (*phandle)++; > > + > > + cpu_name = g_strdup_printf("/cpus/cpu@%d", > > + s->soc[socket].hartid_base + cpu); > > + qemu_fdt_add_subnode(mc->fdt, cpu_name); > > + qemu_fdt_setprop_string(mc->fdt, cpu_name, "mmu-type", > > + (is_32_bit) ? "riscv,sv32" : "riscv,sv48"); > > + name = riscv_isa_string(&s->soc[socket].harts[cpu]); > > + qemu_fdt_setprop_string(mc->fdt, cpu_name, "riscv,isa", name); > > + g_free(name); > > + qemu_fdt_setprop_string(mc->fdt, cpu_name, "compatible", "riscv"); > > + qemu_fdt_setprop_string(mc->fdt, cpu_name, "status", "okay"); > > + qemu_fdt_setprop_cell(mc->fdt, cpu_name, "reg", > > + s->soc[socket].hartid_base + cpu); > > + qemu_fdt_setprop_string(mc->fdt, cpu_name, "device_type", "cpu"); > > + riscv_socket_fdt_write_id(mc, mc->fdt, cpu_name, socket); > > + qemu_fdt_setprop_cell(mc->fdt, cpu_name, "phandle", cpu_phandle); > > + > > + intc_phandles[cpu] = (*phandle)++; > > + > > + intc_name = g_strdup_printf("%s/interrupt-controller", cpu_name); > > + qemu_fdt_add_subnode(mc->fdt, intc_name); > > + qemu_fdt_setprop_cell(mc->fdt, intc_name, "phandle", > > + intc_phandles[cpu]); > > + qemu_fdt_setprop_string(mc->fdt, intc_name, "compatible", > > + "riscv,cpu-intc"); > > + qemu_fdt_setprop(mc->fdt, intc_name, "interrupt-controller", NULL, 0); > > + qemu_fdt_setprop_cell(mc->fdt, intc_name, "#interrupt-cells", 1); > > + > > + core_name = g_strdup_printf("%s/core%d", clust_name, cpu); > > + qemu_fdt_add_subnode(mc->fdt, core_name); > > + qemu_fdt_setprop_cell(mc->fdt, core_name, "cpu", cpu_phandle); > > + > > + g_free(core_name); > > + g_free(intc_name); > > + g_free(cpu_name); > > + } > > +} > > + > > +static void create_fdt_socket_memory(RISCVVirtState *s, > > + const MemMapEntry *memmap, int socket) > > +{ > > + char *mem_name; > > uint64_t addr, size; > > - uint32_t *clint_cells, *plic_cells; > > - unsigned long clint_addr, plic_addr; > > - uint32_t plic_phandle[MAX_NODES]; > > - uint32_t cpu_phandle, intc_phandle, test_phandle; > > - uint32_t phandle = 1, plic_mmio_phandle = 1; > > - uint32_t plic_pcie_phandle = 1, plic_virtio_phandle = 1; > > - char *mem_name, *cpu_name, *core_name, *intc_name; > > - char *name, *clint_name, *plic_name, *clust_name; > > - hwaddr flashsize = virt_memmap[VIRT_FLASH].size / 2; > > - hwaddr flashbase = virt_memmap[VIRT_FLASH].base; > > + MachineState *mc = MACHINE(s); > > > > - if (mc->dtb) { > > - fdt = mc->fdt = load_device_tree(mc->dtb, &s->fdt_size); > > - if (!fdt) { > > - error_report("load_device_tree() failed"); > > - exit(1); > > - } > > - goto update_bootargs; > > - } else { > > - fdt = mc->fdt = create_device_tree(&s->fdt_size); > > - if (!fdt) { > > - error_report("create_device_tree() failed"); > > - exit(1); > > - } > > + addr = memmap[VIRT_DRAM].base + riscv_socket_mem_offset(mc, socket); > > + size = riscv_socket_mem_size(mc, socket); > > + mem_name = g_strdup_printf("/memory@%lx", (long)addr); > > + qemu_fdt_add_subnode(mc->fdt, mem_name); > > + qemu_fdt_setprop_cells(mc->fdt, mem_name, "reg", > > + addr >> 32, addr, size >> 32, size); > > + qemu_fdt_setprop_string(mc->fdt, mem_name, "device_type", "memory"); > > + riscv_socket_fdt_write_id(mc, mc->fdt, mem_name, socket); > > + g_free(mem_name); > > +} > > + > > +static void create_fdt_socket_clint(RISCVVirtState *s, > > + const MemMapEntry *memmap, int socket, > > + uint32_t *intc_phandles) > > +{ > > + int cpu; > > + char *clint_name; > > + uint32_t *clint_cells; > > + unsigned long clint_addr; > > + MachineState *mc = MACHINE(s); > > + > > + clint_cells = g_new0(uint32_t, s->soc[socket].num_harts * 4); > > + > > + for (cpu = 0; cpu < s->soc[socket].num_harts; cpu++) { > > + clint_cells[cpu * 4 + 0] = cpu_to_be32(intc_phandles[cpu]); > > + clint_cells[cpu * 4 + 1] = cpu_to_be32(IRQ_M_SOFT); > > + clint_cells[cpu * 4 + 2] = cpu_to_be32(intc_phandles[cpu]); > > + clint_cells[cpu * 4 + 3] = cpu_to_be32(IRQ_M_TIMER); > > } > > > > - qemu_fdt_setprop_string(fdt, "/", "model", "riscv-virtio,qemu"); > > - qemu_fdt_setprop_string(fdt, "/", "compatible", "riscv-virtio"); > > - qemu_fdt_setprop_cell(fdt, "/", "#size-cells", 0x2); > > - qemu_fdt_setprop_cell(fdt, "/", "#address-cells", 0x2); > > + clint_addr = memmap[VIRT_CLINT].base + (memmap[VIRT_CLINT].size * socket); > > + clint_name = g_strdup_printf("/soc/clint@%lx", clint_addr); > > + qemu_fdt_add_subnode(mc->fdt, clint_name); > > + qemu_fdt_setprop_string(mc->fdt, clint_name, "compatible", > > + "riscv,clint0"); > > This patch seems to be based on some old commit, as the latest QEMU > head has the following commit that supports the official clint > compatible name via: > > commit b387236bff95 ("hw/riscv: Support the official CLINT DT bindings") Yes, I will be rebasing on the most recent tree of Alistair. Regards, Anup > > > + qemu_fdt_setprop_cells(mc->fdt, clint_name, "reg", > > + 0x0, clint_addr, 0x0, memmap[VIRT_CLINT].size); > > + qemu_fdt_setprop(mc->fdt, clint_name, "interrupts-extended", > > + clint_cells, s->soc[socket].num_harts * sizeof(uint32_t) * 4); > > + riscv_socket_fdt_write_id(mc, mc->fdt, clint_name, socket); > > + g_free(clint_name); > > + > > + g_free(clint_cells); > > +} > > + > > +static void create_fdt_socket_plic(RISCVVirtState *s, > > + const MemMapEntry *memmap, int socket, > > + uint32_t *phandle, uint32_t *intc_phandles, > > + uint32_t *plic_phandles) > > +{ > > + int cpu; > > + char *plic_name; > > + uint32_t *plic_cells; > > + unsigned long plic_addr; > > + MachineState *mc = MACHINE(s); > > > > - qemu_fdt_add_subnode(fdt, "/soc"); > > - qemu_fdt_setprop(fdt, "/soc", "ranges", NULL, 0); > > - qemu_fdt_setprop_string(fdt, "/soc", "compatible", "simple-bus"); > > - qemu_fdt_setprop_cell(fdt, "/soc", "#size-cells", 0x2); > > - qemu_fdt_setprop_cell(fdt, "/soc", "#address-cells", 0x2); > > + plic_cells = g_new0(uint32_t, s->soc[socket].num_harts * 4); > > > > - qemu_fdt_add_subnode(fdt, "/cpus"); > > - qemu_fdt_setprop_cell(fdt, "/cpus", "timebase-frequency", > > + for (cpu = 0; cpu < s->soc[socket].num_harts; cpu++) { > > + plic_cells[cpu * 4 + 0] = cpu_to_be32(intc_phandles[cpu]); > > + plic_cells[cpu * 4 + 1] = cpu_to_be32(IRQ_M_EXT); > > + plic_cells[cpu * 4 + 2] = cpu_to_be32(intc_phandles[cpu]); > > + plic_cells[cpu * 4 + 3] = cpu_to_be32(IRQ_S_EXT); > > + } > > + > > + plic_phandles[socket] = (*phandle)++; > > + plic_addr = memmap[VIRT_PLIC].base + (memmap[VIRT_PLIC].size * socket); > > + plic_name = g_strdup_printf("/soc/plic@%lx", plic_addr); > > + qemu_fdt_add_subnode(mc->fdt, plic_name); > > + qemu_fdt_setprop_cell(mc->fdt, plic_name, > > + "#address-cells", FDT_PLIC_ADDR_CELLS); > > + qemu_fdt_setprop_cell(mc->fdt, plic_name, > > + "#interrupt-cells", FDT_PLIC_INT_CELLS); > > + qemu_fdt_setprop_string(mc->fdt, plic_name, "compatible", "riscv,plic0"); > > + qemu_fdt_setprop(mc->fdt, plic_name, "interrupt-controller", NULL, 0); > > + qemu_fdt_setprop(mc->fdt, plic_name, "interrupts-extended", > > + plic_cells, s->soc[socket].num_harts * sizeof(uint32_t) * 4); > > + qemu_fdt_setprop_cells(mc->fdt, plic_name, "reg", > > + 0x0, plic_addr, 0x0, memmap[VIRT_PLIC].size); > > + qemu_fdt_setprop_cell(mc->fdt, plic_name, "riscv,ndev", VIRTIO_NDEV); > > + riscv_socket_fdt_write_id(mc, mc->fdt, plic_name, socket); > > + qemu_fdt_setprop_cell(mc->fdt, plic_name, "phandle", > > + plic_phandles[socket]); > > + g_free(plic_name); > > + > > + g_free(plic_cells); > > +} > > + > > +static void create_fdt_sockets(RISCVVirtState *s, const MemMapEntry *memmap, > > + bool is_32_bit, uint32_t *phandle, > > + uint32_t *irq_mmio_phandle, > > + uint32_t *irq_pcie_phandle, > > + uint32_t *irq_virtio_phandle) > > +{ > > + int socket; > > + char *clust_name; > > + uint32_t *intc_phandles; > > + MachineState *mc = MACHINE(s); > > + uint32_t xplic_phandles[MAX_NODES]; > > + > > + qemu_fdt_add_subnode(mc->fdt, "/cpus"); > > + qemu_fdt_setprop_cell(mc->fdt, "/cpus", "timebase-frequency", > > RISCV_ACLINT_TIMEBASE_FREQ); > > - qemu_fdt_setprop_cell(fdt, "/cpus", "#size-cells", 0x0); > > - qemu_fdt_setprop_cell(fdt, "/cpus", "#address-cells", 0x1); > > - qemu_fdt_add_subnode(fdt, "/cpus/cpu-map"); > > + qemu_fdt_setprop_cell(mc->fdt, "/cpus", "#size-cells", 0x0); > > + qemu_fdt_setprop_cell(mc->fdt, "/cpus", "#address-cells", 0x1); > > + qemu_fdt_add_subnode(mc->fdt, "/cpus/cpu-map"); > > > > for (socket = (riscv_socket_count(mc) - 1); socket >= 0; socket--) { > > clust_name = g_strdup_printf("/cpus/cpu-map/cluster%d", socket); > > - qemu_fdt_add_subnode(fdt, clust_name); > > + qemu_fdt_add_subnode(mc->fdt, clust_name); > > > > - plic_cells = g_new0(uint32_t, s->soc[socket].num_harts * 4); > > - clint_cells = g_new0(uint32_t, s->soc[socket].num_harts * 4); > > + intc_phandles = g_new0(uint32_t, s->soc[socket].num_harts); > > > > - for (cpu = s->soc[socket].num_harts - 1; cpu >= 0; cpu--) { > > - cpu_phandle = phandle++; > > + create_fdt_socket_cpus(s, socket, clust_name, phandle, > > + is_32_bit, intc_phandles); > > > > - cpu_name = g_strdup_printf("/cpus/cpu@%d", > > - s->soc[socket].hartid_base + cpu); > > - qemu_fdt_add_subnode(fdt, cpu_name); > > - if (is_32_bit) { > > - qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv32"); > > - } else { > > - qemu_fdt_setprop_string(fdt, cpu_name, "mmu-type", "riscv,sv48"); > > - } > > - name = riscv_isa_string(&s->soc[socket].harts[cpu]); > > - qemu_fdt_setprop_string(fdt, cpu_name, "riscv,isa", name); > > - g_free(name); > > - qemu_fdt_setprop_string(fdt, cpu_name, "compatible", "riscv"); > > - qemu_fdt_setprop_string(fdt, cpu_name, "status", "okay"); > > - qemu_fdt_setprop_cell(fdt, cpu_name, "reg", > > - s->soc[socket].hartid_base + cpu); > > - qemu_fdt_setprop_string(fdt, cpu_name, "device_type", "cpu"); > > - riscv_socket_fdt_write_id(mc, fdt, cpu_name, socket); > > - qemu_fdt_setprop_cell(fdt, cpu_name, "phandle", cpu_phandle); > > - > > - intc_name = g_strdup_printf("%s/interrupt-controller", cpu_name); > > - qemu_fdt_add_subnode(fdt, intc_name); > > - intc_phandle = phandle++; > > - qemu_fdt_setprop_cell(fdt, intc_name, "phandle", intc_phandle); > > - qemu_fdt_setprop_string(fdt, intc_name, "compatible", > > - "riscv,cpu-intc"); > > - qemu_fdt_setprop(fdt, intc_name, "interrupt-controller", NULL, 0); > > - qemu_fdt_setprop_cell(fdt, intc_name, "#interrupt-cells", 1); > > - > > - clint_cells[cpu * 4 + 0] = cpu_to_be32(intc_phandle); > > - clint_cells[cpu * 4 + 1] = cpu_to_be32(IRQ_M_SOFT); > > - clint_cells[cpu * 4 + 2] = cpu_to_be32(intc_phandle); > > - clint_cells[cpu * 4 + 3] = cpu_to_be32(IRQ_M_TIMER); > > - > > - plic_cells[cpu * 4 + 0] = cpu_to_be32(intc_phandle); > > - plic_cells[cpu * 4 + 1] = cpu_to_be32(IRQ_M_EXT); > > - plic_cells[cpu * 4 + 2] = cpu_to_be32(intc_phandle); > > - plic_cells[cpu * 4 + 3] = cpu_to_be32(IRQ_S_EXT); > > - > > - core_name = g_strdup_printf("%s/core%d", clust_name, cpu); > > - qemu_fdt_add_subnode(fdt, core_name); > > - qemu_fdt_setprop_cell(fdt, core_name, "cpu", cpu_phandle); > > - > > - g_free(core_name); > > - g_free(intc_name); > > - g_free(cpu_name); > > - } > > + create_fdt_socket_memory(s, memmap, socket); > > > > - addr = memmap[VIRT_DRAM].base + riscv_socket_mem_offset(mc, socket); > > - size = riscv_socket_mem_size(mc, socket); > > - mem_name = g_strdup_printf("/memory@%lx", (long)addr); > > - qemu_fdt_add_subnode(fdt, mem_name); > > - qemu_fdt_setprop_cells(fdt, mem_name, "reg", > > - addr >> 32, addr, size >> 32, size); > > - qemu_fdt_setprop_string(fdt, mem_name, "device_type", "memory"); > > - riscv_socket_fdt_write_id(mc, fdt, mem_name, socket); > > - g_free(mem_name); > > - > > - clint_addr = memmap[VIRT_CLINT].base + > > - (memmap[VIRT_CLINT].size * socket); > > - clint_name = g_strdup_printf("/soc/clint@%lx", clint_addr); > > - qemu_fdt_add_subnode(fdt, clint_name); > > - qemu_fdt_setprop_string(fdt, clint_name, "compatible", "riscv,clint0"); > > - qemu_fdt_setprop_cells(fdt, clint_name, "reg", > > - 0x0, clint_addr, 0x0, memmap[VIRT_CLINT].size); > > - qemu_fdt_setprop(fdt, clint_name, "interrupts-extended", > > - clint_cells, s->soc[socket].num_harts * sizeof(uint32_t) * 4); > > - riscv_socket_fdt_write_id(mc, fdt, clint_name, socket); > > - g_free(clint_name); > > - > > - plic_phandle[socket] = phandle++; > > - plic_addr = memmap[VIRT_PLIC].base + (memmap[VIRT_PLIC].size * socket); > > - plic_name = g_strdup_printf("/soc/plic@%lx", plic_addr); > > - qemu_fdt_add_subnode(fdt, plic_name); > > - qemu_fdt_setprop_cell(fdt, plic_name, > > - "#address-cells", FDT_PLIC_ADDR_CELLS); > > - qemu_fdt_setprop_cell(fdt, plic_name, > > - "#interrupt-cells", FDT_PLIC_INT_CELLS); > > - qemu_fdt_setprop_string(fdt, plic_name, "compatible", "riscv,plic0"); > > - qemu_fdt_setprop(fdt, plic_name, "interrupt-controller", NULL, 0); > > - qemu_fdt_setprop(fdt, plic_name, "interrupts-extended", > > - plic_cells, s->soc[socket].num_harts * sizeof(uint32_t) * 4); > > - qemu_fdt_setprop_cells(fdt, plic_name, "reg", > > - 0x0, plic_addr, 0x0, memmap[VIRT_PLIC].size); > > - qemu_fdt_setprop_cell(fdt, plic_name, "riscv,ndev", VIRTIO_NDEV); > > - riscv_socket_fdt_write_id(mc, fdt, plic_name, socket); > > - qemu_fdt_setprop_cell(fdt, plic_name, "phandle", plic_phandle[socket]); > > - g_free(plic_name); > > - > > - g_free(clint_cells); > > - g_free(plic_cells); > > + create_fdt_socket_clint(s, memmap, socket, intc_phandles); > > + > > + create_fdt_socket_plic(s, memmap, socket, phandle, > > + intc_phandles, xplic_phandles); > > + > > + g_free(intc_phandles); > > g_free(clust_name); > > } > > > > for (socket = 0; socket < riscv_socket_count(mc); socket++) { > > if (socket == 0) { > > - plic_mmio_phandle = plic_phandle[socket]; > > - plic_virtio_phandle = plic_phandle[socket]; > > - plic_pcie_phandle = plic_phandle[socket]; > > + *irq_mmio_phandle = xplic_phandles[socket]; > > + *irq_virtio_phandle = xplic_phandles[socket]; > > + *irq_pcie_phandle = xplic_phandles[socket]; > > } > > if (socket == 1) { > > - plic_virtio_phandle = plic_phandle[socket]; > > - plic_pcie_phandle = plic_phandle[socket]; > > + *irq_virtio_phandle = xplic_phandles[socket]; > > + *irq_pcie_phandle = xplic_phandles[socket]; > > } > > if (socket == 2) { > > - plic_pcie_phandle = plic_phandle[socket]; > > + *irq_pcie_phandle = xplic_phandles[socket]; > > } > > } > > > > - riscv_socket_fdt_write_distance_matrix(mc, fdt); > > + riscv_socket_fdt_write_distance_matrix(mc, mc->fdt); > > +} > > + > > +static void create_fdt_virtio(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint32_t irq_virtio_phandle) > > +{ > > + int i; > > + char *name; > > + MachineState *mc = MACHINE(s); > > > > for (i = 0; i < VIRTIO_COUNT; i++) { > > name = g_strdup_printf("/soc/virtio_mmio@%lx", > > (long)(memmap[VIRT_VIRTIO].base + i * memmap[VIRT_VIRTIO].size)); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "virtio,mmio"); > > - qemu_fdt_setprop_cells(fdt, name, "reg", > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", "virtio,mmio"); > > + qemu_fdt_setprop_cells(mc->fdt, name, "reg", > > 0x0, memmap[VIRT_VIRTIO].base + i * memmap[VIRT_VIRTIO].size, > > 0x0, memmap[VIRT_VIRTIO].size); > > - qemu_fdt_setprop_cell(fdt, name, "interrupt-parent", > > - plic_virtio_phandle); > > - qemu_fdt_setprop_cell(fdt, name, "interrupts", VIRTIO_IRQ + i); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupt-parent", > > + irq_virtio_phandle); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupts", VIRTIO_IRQ + i); > > g_free(name); > > } > > +} > > + > > +static void create_fdt_pcie(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint32_t irq_pcie_phandle) > > +{ > > + char *name; > > + MachineState *mc = MACHINE(s); > > > > name = g_strdup_printf("/soc/pci@%lx", > > (long) memmap[VIRT_PCIE_ECAM].base); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_cell(fdt, name, "#address-cells", FDT_PCI_ADDR_CELLS); > > - qemu_fdt_setprop_cell(fdt, name, "#interrupt-cells", FDT_PCI_INT_CELLS); > > - qemu_fdt_setprop_cell(fdt, name, "#size-cells", 0x2); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "pci-host-ecam-generic"); > > - qemu_fdt_setprop_string(fdt, name, "device_type", "pci"); > > - qemu_fdt_setprop_cell(fdt, name, "linux,pci-domain", 0); > > - qemu_fdt_setprop_cells(fdt, name, "bus-range", 0, > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_cell(mc->fdt, name, "#address-cells", > > + FDT_PCI_ADDR_CELLS); > > + qemu_fdt_setprop_cell(mc->fdt, name, "#interrupt-cells", > > + FDT_PCI_INT_CELLS); > > + qemu_fdt_setprop_cell(mc->fdt, name, "#size-cells", 0x2); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", > > + "pci-host-ecam-generic"); > > + qemu_fdt_setprop_string(mc->fdt, name, "device_type", "pci"); > > + qemu_fdt_setprop_cell(mc->fdt, name, "linux,pci-domain", 0); > > + qemu_fdt_setprop_cells(mc->fdt, name, "bus-range", 0, > > memmap[VIRT_PCIE_ECAM].size / PCIE_MMCFG_SIZE_MIN - 1); > > - qemu_fdt_setprop(fdt, name, "dma-coherent", NULL, 0); > > - qemu_fdt_setprop_cells(fdt, name, "reg", 0, > > + qemu_fdt_setprop(mc->fdt, name, "dma-coherent", NULL, 0); > > + qemu_fdt_setprop_cells(mc->fdt, name, "reg", 0, > > memmap[VIRT_PCIE_ECAM].base, 0, memmap[VIRT_PCIE_ECAM].size); > > - qemu_fdt_setprop_sized_cells(fdt, name, "ranges", > > + qemu_fdt_setprop_sized_cells(mc->fdt, name, "ranges", > > 1, FDT_PCI_RANGE_IOPORT, 2, 0, > > 2, memmap[VIRT_PCIE_PIO].base, 2, memmap[VIRT_PCIE_PIO].size, > > 1, FDT_PCI_RANGE_MMIO, > > @@ -387,63 +434,93 @@ static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap, > > 2, virt_high_pcie_memmap.base, > > 2, virt_high_pcie_memmap.base, 2, virt_high_pcie_memmap.size); > > > > - create_pcie_irq_map(fdt, name, plic_pcie_phandle); > > + create_pcie_irq_map(mc->fdt, name, irq_pcie_phandle); > > g_free(name); > > +} > > + > > +static void create_fdt_reset(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint32_t *phandle) > > +{ > > + char *name; > > + uint32_t test_phandle; > > + MachineState *mc = MACHINE(s); > > > > - test_phandle = phandle++; > > + test_phandle = (*phandle)++; > > name = g_strdup_printf("/soc/test@%lx", > > (long)memmap[VIRT_TEST].base); > > - qemu_fdt_add_subnode(fdt, name); > > + qemu_fdt_add_subnode(mc->fdt, name); > > { > > const char compat[] = "sifive,test1\0sifive,test0\0syscon"; > > - qemu_fdt_setprop(fdt, name, "compatible", compat, sizeof(compat)); > > + qemu_fdt_setprop(mc->fdt, name, "compatible", compat, sizeof(compat)); > > } > > - qemu_fdt_setprop_cells(fdt, name, "reg", > > - 0x0, memmap[VIRT_TEST].base, > > - 0x0, memmap[VIRT_TEST].size); > > - qemu_fdt_setprop_cell(fdt, name, "phandle", test_phandle); > > - test_phandle = qemu_fdt_get_phandle(fdt, name); > > + qemu_fdt_setprop_cells(mc->fdt, name, "reg", > > + 0x0, memmap[VIRT_TEST].base, 0x0, memmap[VIRT_TEST].size); > > + qemu_fdt_setprop_cell(mc->fdt, name, "phandle", test_phandle); > > + test_phandle = qemu_fdt_get_phandle(mc->fdt, name); > > g_free(name); > > > > name = g_strdup_printf("/soc/reboot"); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "syscon-reboot"); > > - qemu_fdt_setprop_cell(fdt, name, "regmap", test_phandle); > > - qemu_fdt_setprop_cell(fdt, name, "offset", 0x0); > > - qemu_fdt_setprop_cell(fdt, name, "value", FINISHER_RESET); > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", "syscon-reboot"); > > + qemu_fdt_setprop_cell(mc->fdt, name, "regmap", test_phandle); > > + qemu_fdt_setprop_cell(mc->fdt, name, "offset", 0x0); > > + qemu_fdt_setprop_cell(mc->fdt, name, "value", FINISHER_RESET); > > g_free(name); > > > > name = g_strdup_printf("/soc/poweroff"); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "syscon-poweroff"); > > - qemu_fdt_setprop_cell(fdt, name, "regmap", test_phandle); > > - qemu_fdt_setprop_cell(fdt, name, "offset", 0x0); > > - qemu_fdt_setprop_cell(fdt, name, "value", FINISHER_PASS); > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", "syscon-poweroff"); > > + qemu_fdt_setprop_cell(mc->fdt, name, "regmap", test_phandle); > > + qemu_fdt_setprop_cell(mc->fdt, name, "offset", 0x0); > > + qemu_fdt_setprop_cell(mc->fdt, name, "value", FINISHER_PASS); > > g_free(name); > > +} > > + > > +static void create_fdt_uart(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint32_t irq_mmio_phandle) > > +{ > > + char *name; > > + MachineState *mc = MACHINE(s); > > > > name = g_strdup_printf("/soc/uart@%lx", (long)memmap[VIRT_UART0].base); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "ns16550a"); > > - qemu_fdt_setprop_cells(fdt, name, "reg", > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", "ns16550a"); > > + qemu_fdt_setprop_cells(mc->fdt, name, "reg", > > 0x0, memmap[VIRT_UART0].base, > > 0x0, memmap[VIRT_UART0].size); > > - qemu_fdt_setprop_cell(fdt, name, "clock-frequency", 3686400); > > - qemu_fdt_setprop_cell(fdt, name, "interrupt-parent", plic_mmio_phandle); > > - qemu_fdt_setprop_cell(fdt, name, "interrupts", UART0_IRQ); > > + qemu_fdt_setprop_cell(mc->fdt, name, "clock-frequency", 3686400); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupt-parent", irq_mmio_phandle); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupts", UART0_IRQ); > > > > - qemu_fdt_add_subnode(fdt, "/chosen"); > > - qemu_fdt_setprop_string(fdt, "/chosen", "stdout-path", name); > > + qemu_fdt_add_subnode(mc->fdt, "/chosen"); > > + qemu_fdt_setprop_string(mc->fdt, "/chosen", "stdout-path", name); > > g_free(name); > > +} > > + > > +static void create_fdt_rtc(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint32_t irq_mmio_phandle) > > +{ > > + char *name; > > + MachineState *mc = MACHINE(s); > > > > name = g_strdup_printf("/soc/rtc@%lx", (long)memmap[VIRT_RTC].base); > > - qemu_fdt_add_subnode(fdt, name); > > - qemu_fdt_setprop_string(fdt, name, "compatible", "google,goldfish-rtc"); > > - qemu_fdt_setprop_cells(fdt, name, "reg", > > - 0x0, memmap[VIRT_RTC].base, > > - 0x0, memmap[VIRT_RTC].size); > > - qemu_fdt_setprop_cell(fdt, name, "interrupt-parent", plic_mmio_phandle); > > - qemu_fdt_setprop_cell(fdt, name, "interrupts", RTC_IRQ); > > + qemu_fdt_add_subnode(mc->fdt, name); > > + qemu_fdt_setprop_string(mc->fdt, name, "compatible", > > + "google,goldfish-rtc"); > > + qemu_fdt_setprop_cells(mc->fdt, name, "reg", > > + 0x0, memmap[VIRT_RTC].base, 0x0, memmap[VIRT_RTC].size); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupt-parent", > > + irq_mmio_phandle); > > + qemu_fdt_setprop_cell(mc->fdt, name, "interrupts", RTC_IRQ); > > g_free(name); > > +} > > + > > +static void create_fdt_flash(RISCVVirtState *s, const MemMapEntry *memmap) > > +{ > > + char *name; > > + MachineState *mc = MACHINE(s); > > + hwaddr flashsize = virt_memmap[VIRT_FLASH].size / 2; > > + hwaddr flashbase = virt_memmap[VIRT_FLASH].base; > > > > name = g_strdup_printf("/soc/flash@%" PRIx64, flashbase); > > qemu_fdt_add_subnode(mc->fdt, name); > > @@ -453,10 +530,59 @@ static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap, > > 2, flashbase + flashsize, 2, flashsize); > > qemu_fdt_setprop_cell(mc->fdt, name, "bank-width", 4); > > g_free(name); > > +} > > + > > +static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap, > > + uint64_t mem_size, const char *cmdline, bool is_32_bit) > > +{ > > + MachineState *mc = MACHINE(s); > > + uint32_t phandle = 1, irq_mmio_phandle = 1; > > + uint32_t irq_pcie_phandle = 1, irq_virtio_phandle = 1; > > + > > + if (mc->dtb) { > > + mc->fdt = load_device_tree(mc->dtb, &s->fdt_size); > > + if (!mc->fdt) { > > + error_report("load_device_tree() failed"); > > + exit(1); > > + } > > + goto update_bootargs; > > + } else { > > + mc->fdt = create_device_tree(&s->fdt_size); > > + if (!mc->fdt) { > > + error_report("create_device_tree() failed"); > > + exit(1); > > + } > > + } > > + > > + qemu_fdt_setprop_string(mc->fdt, "/", "model", "riscv-virtio,qemu"); > > + qemu_fdt_setprop_string(mc->fdt, "/", "compatible", "riscv-virtio"); > > + qemu_fdt_setprop_cell(mc->fdt, "/", "#size-cells", 0x2); > > + qemu_fdt_setprop_cell(mc->fdt, "/", "#address-cells", 0x2); > > + > > + qemu_fdt_add_subnode(mc->fdt, "/soc"); > > + qemu_fdt_setprop(mc->fdt, "/soc", "ranges", NULL, 0); > > + qemu_fdt_setprop_string(mc->fdt, "/soc", "compatible", "simple-bus"); > > + qemu_fdt_setprop_cell(mc->fdt, "/soc", "#size-cells", 0x2); > > + qemu_fdt_setprop_cell(mc->fdt, "/soc", "#address-cells", 0x2); > > + > > + create_fdt_sockets(s, memmap, is_32_bit, &phandle, > > + &irq_mmio_phandle, &irq_pcie_phandle, &irq_virtio_phandle); > > + > > + create_fdt_virtio(s, memmap, irq_virtio_phandle); > > + > > + create_fdt_pcie(s, memmap, irq_pcie_phandle); > > + > > + create_fdt_reset(s, memmap, &phandle); > > + > > + create_fdt_uart(s, memmap, irq_mmio_phandle); > > + > > + create_fdt_rtc(s, memmap, irq_mmio_phandle); > > + > > + create_fdt_flash(s, memmap); > > > > update_bootargs: > > if (cmdline) { > > - qemu_fdt_setprop_string(fdt, "/chosen", "bootargs", cmdline); > > + qemu_fdt_setprop_string(mc->fdt, "/chosen", "bootargs", cmdline); > > } > > } > > Regards, > Bin
next prev parent reply other threads:[~2021-07-12 5:43 UTC|newest] Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top 2021-06-12 16:06 [PATCH v1 0/3] RISC-V ACLINT Support Anup Patel 2021-06-12 16:06 ` Anup Patel 2021-06-12 16:06 ` [PATCH v1 1/3] hw/intc: Upgrade the SiFive CLINT implementation to RISC-V ACLINT Anup Patel 2021-06-12 16:06 ` Anup Patel 2021-06-14 12:22 ` Bin Meng 2021-06-14 12:22 ` Bin Meng 2021-07-12 5:00 ` Anup Patel 2021-07-12 5:00 ` Anup Patel 2021-06-18 6:50 ` Alistair Francis 2021-06-18 6:50 ` Alistair Francis 2021-07-12 5:32 ` Anup Patel 2021-07-12 5:32 ` Anup Patel 2021-06-12 16:06 ` [PATCH v1 2/3] hw/riscv: virt: Re-factor FDT generation Anup Patel 2021-06-12 16:06 ` Anup Patel 2021-06-14 12:22 ` Bin Meng 2021-06-14 12:22 ` Bin Meng 2021-07-12 5:40 ` Anup Patel [this message] 2021-07-12 5:40 ` Anup Patel 2021-06-12 16:06 ` [PATCH v1 3/3] hw/riscv: virt: Add optional ACLINT support to virt machine Anup Patel 2021-06-12 16:06 ` Anup Patel 2021-06-14 12:22 ` Bin Meng 2021-06-14 12:22 ` Bin Meng 2021-07-12 5:38 ` Anup Patel 2021-07-12 5:38 ` Anup Patel 2021-07-12 6:15 ` Bin Meng 2021-07-12 6:15 ` Bin Meng 2021-07-12 10:53 ` Anup Patel 2021-07-12 10:53 ` Anup Patel 2021-07-12 13:11 ` Bin Meng 2021-07-12 13:11 ` Bin Meng 2021-07-12 15:02 ` Anup Patel 2021-07-12 15:02 ` Anup Patel 2021-07-12 23:05 ` Bin Meng 2021-07-12 23:05 ` Bin Meng
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