xtensa: use 128M RAM by default

target/xtensa/Makefile

@@ -8,7 +8,7 @@ include $(ADK_TOPDIR)/mk/image.mk
 QEMU_ARGS:=${ADK_QEMU_ARGS}
 ifeq ($(ADK_TARGET_CPU_XTENSA_DC233C),y)
 QEMU_ARGS+=-M lx60
-QEMU_ARGS+=-cpu dc233c
+QEMU_ARGS+=-cpu dc233c -m 128
 KERNEL:=$(LINUX_DIR)/arch/xtensa/boot/Image.elf
 endif
 ifeq ($(ADK_TARGET_CPU_XTENSA_DC232B),y)

target/xtensa/kernel/qemu-xtensa

@@ -2,5 +2,5 @@ CONFIG_XTENSA=y
 CONFIG_XTENSA_UNALIGNED_USER=y
 CONFIG_XTENSA_PLATFORM_XTFPGA=y
 CONFIG_CMDLINE_BOOL=y
-CONFIG_CMDLINE="earlycon=uart8250,mmio32,0xfd050020,115200n8 console=ttyS0,115200n8 memmap=0x04000000@0"
+CONFIG_CMDLINE="earlycon=uart8250,mmio32,0xfd050020,115200n8 console=ttyS0,115200n8 memmap=0x08000000@0"
 CONFIG_SECTION_MISMATCH_WARN_ONLY=y