Unverified Commit 5b7ae1ce authored by Bin Meng's avatar Bin Meng Committed by Palmer Dabbelt
Browse files

riscv: virt: Correct pci "bus-range" encoding 



The largest pci bus number should be calculated from ECAM size,
instead of its base address.

Signed-off-by: default avatarBin Meng <bmeng.cn@gmail.com>
Reviewed-by: default avatarAlistair Francis <alistair.francis@wdc.com>
Signed-off-by: default avatarPalmer Dabbelt <palmer@sifive.com>
parent db21e6f7

hw/riscv/virt.c

+1 −1
Original line number Diff line number Diff line
@@ -298,7 +298,7 @@ static void *create_fdt(RISCVVirtState *s, const struct MemmapEntry *memmap, 
    qemu_fdt_setprop_string(fdt, nodename, "device_type", "pci");

    qemu_fdt_setprop_cell(fdt, nodename, "linux,pci-domain", 0);

    qemu_fdt_setprop_cells(fdt, nodename, "bus-range", 0,

                           memmap[VIRT_PCIE_ECAM].base /

                           memmap[VIRT_PCIE_ECAM].size /

                               PCIE_MMCFG_SIZE_MIN - 1);

    qemu_fdt_setprop(fdt, nodename, "dma-coherent", NULL, 0);

    qemu_fdt_setprop_cells(fdt, nodename, "reg", 0, memmap[VIRT_PCIE_ECAM].base,