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ready for ics2021

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This commit is contained in:
Zihao Yu 2021-08-07 11:28:08 +08:00
parent 3cf0ee6d42
commit 30e5cd0c7e
72 changed files with 252 additions and 339 deletions
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32
scripts/platform/nemu.ld
View file

@ -1,32 +0,0 @@
ENTRY(_start)
SECTIONS {
/* _pmem_start and _entry_offset are defined in LDFLAGS */
. = _pmem_start + _entry_offset;
.text : {
*(entry)
*(.text*)
}
etext = .;
_etext = .;
.rodata : {
*(.rodata*)
}
.data : {
*(.data)
}
edata = .;
_data = .;
.bss : {
_bss_start = .;
*(.bss*)
*(.sbss*)
*(.scommon)
}
_stack_top = ALIGN(0x1000);
. = _stack_top + 0x8000;
_stack_pointer = .;
end = .;
_end = .;
_heap_start = ALIGN(0x1000);
}

32
scripts/platform/nemu.mk
View file

@ -1,23 +1,21 @@
AM_SRCS := nemu/trm.c \
nemu/ioe/ioe.c \
nemu/ioe/timer.c \
nemu/ioe/input.c \
nemu/ioe/gpu.c \
nemu/ioe/audio.c \
nemu/isa/$(ISA)/cte.c \
nemu/isa/$(ISA)/trap.S \
nemu/isa/$(ISA)/vme.c \
nemu/mpe.c \
nemu/isa/$(ISA)/start.S
AM_SRCS := platform/nemu/trm.c \
platform/nemu/ioe/ioe.c \
platform/nemu/ioe/timer.c \
platform/nemu/ioe/input.c \
platform/nemu/ioe/gpu.c \
platform/nemu/ioe/audio.c \
platform/nemu/ioe/disk.c \
platform/nemu/mpe.c
CFLAGS += -fdata-sections -ffunction-sections
LDFLAGS += -T $(AM_HOME)/scripts/platform/nemu.ld --defsym=_entry_offset=0x100000
LDFLAGS += -T $(AM_HOME)/scripts/linker.ld \
--defsym=_pmem_start=0x80000000 --defsym=_entry_offset=0x0
LDFLAGS += --gc-sections -e _start
NEMUFLAGS += -b -l $(shell dirname $(IMAGE).elf)/nemu-log.txt $(IMAGE).bin
NEMUFLAGS += -b -l $(shell dirname $(IMAGE).elf)/nemu-log.txt
CFLAGS += -DMAINARGS=\"$(mainargs)\"
CFLAGS += -I$(AM_HOME)/am/src/nemu/include
.PHONY: $(AM_HOME)/am/src/nemu/trm.c
CFLAGS += -I$(AM_HOME)/am/src/platform/nemu/include
.PHONY: $(AM_HOME)/am/src/platform/nemu/trm.c
image: $(IMAGE).elf
@$(OBJDUMP) -d $(IMAGE).elf > $(IMAGE).txt
@ -25,7 +23,7 @@ image: $(IMAGE).elf
@$(OBJCOPY) -S --set-section-flags .bss=alloc,contents -O binary $(IMAGE).elf $(IMAGE).bin
run: image
$(MAKE) -C $(NEMU_HOME) ISA=$(ISA) run ARGS="$(NEMUFLAGS)"
$(MAKE) -C $(NEMU_HOME) ISA=$(ISA) run ARGS="$(NEMUFLAGS)" IMG=$(IMAGE).bin
gdb: image
$(MAKE) -C $(NEMU_HOME) ISA=$(ISA) gdb ARGS="$(NEMUFLAGS)"
$(MAKE) -C $(NEMU_HOME) ISA=$(ISA) gdb ARGS="$(NEMUFLAGS)" IMG=$(IMAGE).bin