URL
https://opencores.org/ocsvn/eco32/eco32/trunk
Subversion Repositories eco32
Compare Revisions
- This comparison shows the changes necessary to convert path
/eco32/trunk
- from Rev 102 to Rev 103
- ↔ Reverse comparison
Rev 102 → Rev 103
/stdalone/wrtmbr/mbr/mbr.s
3,7 → 3,7
; |
|
.set tba,0xF0300000 ; terminal base address |
.set tos,0xC0001000 ; top of stack |
.set tos,0xC0011000 ; top of stack |
|
start: |
add $29,$0,tos ; set stackpointer |
/stdalone/wrtmbr/mbr/Makefile
15,7 → 15,7
gcc -m32 -g -Wall -o dump dump.c |
|
mbr.bin: mbr.o |
$(BUILD)/bin/ld -h -rc 0xC0000000 -o mbr.bin mbr.o |
$(BUILD)/bin/ld -h -rc 0xC0010000 -o mbr.bin mbr.o |
|
mbr.o: mbr.s |
$(BUILD)/bin/as -o mbr.o mbr.s |
/stdalone/wrtmbr/Makefile
7,19 → 7,25
SRC = start.s main.c end.s |
BIN = wrtmbr.bin |
MAP = wrtmbr.map |
EXO = wrtmbr.exo |
|
.PHONY: all install run clean |
|
all: $(BIN) |
all: $(BIN) $(EXO) |
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install: $(BIN) |
install: $(BIN) $(EXO) |
mkdir -p $(BUILD)/stdalone |
cp $(BIN) $(BUILD)/stdalone |
cp $(MAP) $(BUILD)/stdalone |
cp $(EXO) $(BUILD)/stdalone |
|
run: $(BIN) |
$(BUILD)/bin/sim -i -t 1 -l $(BIN) -d $(BUILD)/disk/disk.img |
$(BUILD)/bin/sim -i -t 1 -l $(BIN) -a 0x10000 \ |
-d $(BUILD)/run/disk.img |
|
$(EXO): $(BIN) |
$(BUILD)/bin/bin2exo -S2 0x10000 $(BIN) $(EXO) |
|
$(BIN): $(SRC) mbr/mbr.dump |
$(BUILD)/bin/lcc -A -Wo-kernel \ |
-Wl-m -Wl$(MAP) -o $(BIN) $(SRC) |
29,4 → 35,4
|
clean: |
$(MAKE) -C mbr clean |
rm -f *~ $(BIN) $(MAP) |
rm -f *~ $(BIN) $(MAP) $(EXO) |
/stdalone/wrtmbr/start.s
112,6 → 112,11
rfx ; return from exception |
|
start: |
add $8,$0,0xA8003FFF |
add $9,$0,0xC0000000 |
stw $8,$9,0 ; 0xC0000000: j 0xC0010000 |
stw $8,$9,4 ; 0xC0000004: j 0xC0010004 |
stw $8,$9,8 ; 0xC0000008: j 0xC0010008 |
mvfs $8,0 |
or $8,$8,1 << 27 ; let vector point to RAM |
mvts $8,0 |