Files
u-boot/configs/qemu-riscv64_smode_defconfig
Heinrich Schuchardt 4b6f71668c configs: qemu-riscv raise CONFIG_NR_DRAM_BANKS
The number of memory banks in QEMU is not bounded by 1.

In this example we have two banks:

    qemu-system-riscv64 \
    -machine virt \
    -nographic \
    -m 8192 \
    -smp 8,sockets=2,cores=4,threads=1 \
    -numa node,cpus=0-3,mem=4096 \
    -numa node,cpus=4-7,mem=4096 \
    -kernel u-boot

As we will see RISC-V NUMA systems using U-Boot
we should be able to emulate these.

Use the default value defined in /Kconfig as 4.

Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
Signed-off-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
2025-04-25 17:31:44 +02:00

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CONFIG_RISCV=y
CONFIG_SYS_MALLOC_LEN=0x800000
CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x80200000
CONFIG_ENV_SIZE=0x20000
CONFIG_DEFAULT_DEVICE_TREE="qemu-virt64"
CONFIG_SYS_BOOTM_LEN=0x4000000
CONFIG_SYS_LOAD_ADDR=0x80200000
CONFIG_TARGET_QEMU_VIRT=y
CONFIG_ARCH_RV64I=y
CONFIG_RISCV_SMODE=y
CONFIG_FIT=y
CONFIG_DISTRO_DEFAULTS=y
CONFIG_USE_PREBOOT=y
CONFIG_PREBOOT="setenv fdt_addr ${fdtcontroladdr}; fdt addr ${fdtcontroladdr};"
CONFIG_DISPLAY_CPUINFO=y
CONFIG_DISPLAY_BOARDINFO=y
CONFIG_CMD_BOOTEFI_SELFTEST=y
CONFIG_CMD_NVEDIT_EFI=y
# CONFIG_CMD_MII is not set
CONFIG_CMD_SPAWN=y
CONFIG_SYS_RELOC_GD_ENV_ADDR=y
CONFIG_DM_MTD=y
CONFIG_FLASH_SHOW_PROGRESS=0
CONFIG_SYS_MAX_FLASH_BANKS=2
CONFIG_UTHREAD=y
CONFIG_UNIT_TEST=y