fix build error with new sdk
@@ -38,7 +38,7 @@ if PLATFORM == 'gcc':
OBJDUMP = PREFIX + 'objdump'
OBJCPY = PREFIX + 'objcopy'
- DEVICE = ' -mcmodel=medany'
+ DEVICE = ' -mcmodel=medany -march=rv64imafdc -mabi=lp64d'
CFLAGS = DEVICE + ' -fno-common -ffunction-sections -fdata-sections -fstrict-volatile-bitfields'
AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
LFLAGS = DEVICE + ' -nostartfiles -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,_start -T link.lds'
