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>
CONFIG_RISCV=y
CONFIG_SYS_MALLOC_LEN=0x800000
-CONFIG_NR_DRAM_BANKS=1
CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x80200000
CONFIG_ENV_SIZE=0x20000
CONFIG_RISCV=y
CONFIG_SYS_MALLOC_LEN=0x800000
-CONFIG_NR_DRAM_BANKS=1
CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x80200000
CONFIG_ENV_SIZE=0x20000
CONFIG_RISCV=y
CONFIG_SYS_MALLOC_LEN=0x800000
-CONFIG_NR_DRAM_BANKS=1
CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x80200000
CONFIG_ENV_SIZE=0x20000
CONFIG_RISCV=y
CONFIG_SYS_MALLOC_LEN=0x800000
-CONFIG_NR_DRAM_BANKS=1
CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x80200000
CONFIG_ENV_SIZE=0x20000
CONFIG_RISCV=y
CONFIG_SYS_MALLOC_LEN=0x800000
-CONFIG_NR_DRAM_BANKS=1
CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x80200000
CONFIG_ENV_SIZE=0x20000
CONFIG_RISCV=y
CONFIG_SYS_MALLOC_LEN=0x800000
-CONFIG_NR_DRAM_BANKS=1
CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0x80200000
CONFIG_ENV_SIZE=0x20000