[fw-isoldr] Added SCI-SPI support for SD card.

Also replace reverse_bits.s with math.s

Author: DC-SWAT

.gitignore

@@ -5,6 +5,7 @@
 *.elf
 *.op
 *.os
+*.o3
 *.build
 *.log
 *.lo

firmware/isoldr/loader/Makefile.cfg

@@ -85,7 +85,9 @@ EXPT =  exception-lowlevel.o exception.o asic.o ubc.o
 CDDA =  pcm_split.o cdda.o
 MAPLE = maple.o
 
-SD  =   $(FATFS) ./dev/sd/spi.o ./dev/sd/sd.o
+SD  =   $(FATFS) ./dev/sd/spi.o ./dev/sd/sci.o  \
+		$(KOS_DIR)/src/math.o $(KOS_DIR)/src/dmac.o \
+		./dev/sd/sd.o
 IDE =   $(FATFS) ./dev/ide/ide.o
 CD  =   $(CDFS_DIR)/cdfs.o ./dev/ide/ide.o
 DCL =   dcload.o dcload-syscall.o $(DCLFS_DIR)/fs.o