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| author | Daniel Henrique Barboza <dbarboza@ventanamicro.com> | 2024-02-17 16:26:04 -0300 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2024-03-08 16:44:16 +1000 |
| commit | 3fe8896536d39824272c61c5708ef547faa2e87a (patch) | |
| tree | 69e64a1fd57b6fb8c55fd066db095a21d8d4c8f2 /hw/riscv/virt.c | |
| parent | a29f5b957644dd0f14a43c8719b18c134875195c (diff) | |
| download | focaccia-qemu-3fe8896536d39824272c61c5708ef547faa2e87a.tar.gz focaccia-qemu-3fe8896536d39824272c61c5708ef547faa2e87a.zip | |
hw/riscv/virt.c: create '/soc/pci@...' fdt node earlier
Hotplugged FDT nodes will attempt to write this node that, at this moment, is being created only in create_fdt_pcie() during finalize_fdt(). Create it earlier. Signed-off-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Message-ID: <20240217192607.32565-4-dbarboza@ventanamicro.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'hw/riscv/virt.c')
| -rw-r--r-- | hw/riscv/virt.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c index fd35c74781..b540f4d3da 100644 --- a/hw/riscv/virt.c +++ b/hw/riscv/virt.c @@ -826,7 +826,6 @@ static void create_fdt_pcie(RISCVVirtState *s, const MemMapEntry *memmap, name = g_strdup_printf("/soc/pci@%lx", (long) memmap[VIRT_PCIE_ECAM].base); - qemu_fdt_add_subnode(ms->fdt, name); qemu_fdt_setprop_cell(ms->fdt, name, "#address-cells", FDT_PCI_ADDR_CELLS); qemu_fdt_setprop_cell(ms->fdt, name, "#interrupt-cells", @@ -996,6 +995,7 @@ static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap) { MachineState *ms = MACHINE(s); uint8_t rng_seed[32]; + g_autofree char *name = NULL; ms->fdt = create_device_tree(&s->fdt_size); if (!ms->fdt) { @@ -1014,6 +1014,13 @@ static void create_fdt(RISCVVirtState *s, const MemMapEntry *memmap) qemu_fdt_setprop_cell(ms->fdt, "/soc", "#size-cells", 0x2); qemu_fdt_setprop_cell(ms->fdt, "/soc", "#address-cells", 0x2); + /* + * The "/soc/pci@..." node is needed for PCIE hotplugs + * that might happen before finalize_fdt(). + */ + name = g_strdup_printf("/soc/pci@%lx", (long) memmap[VIRT_PCIE_ECAM].base); + qemu_fdt_add_subnode(ms->fdt, name); + qemu_fdt_add_subnode(ms->fdt, "/chosen"); /* Pass seed to RNG */ |