edio sample

edio-n8/Makefile

@@ -0,0 +1,49 @@
+#MAKEFLAGS= -j8
+
+CC65_HOME = E:/devtools/cc65
+SYS	= nes
+
+croper = $(CC65_HOME)/bin/croper
+CL   = $(CC65_HOME)/bin/cl65
+CC   = $(CC65_HOME)/bin/cc65
+AS   = $(CC65_HOME)/bin/ca65
+LD   = $(CC65_HOME)/bin/ld65
+
+INC = $(CC65_HOME)/include
+ASMINC = $(CC65_HOME)/asminc
+# This one comes with VICE
+
+# --static-locals
+CFLAGS		:= -O 
+AFLAGS		:= -t $(SYS)
+BDIR		:=build
+
+vpath %.o $(BDIR)/
+
+
+SRC_S := crt0.s everdrive_asm.s
+SRC_C :=  $(wildcard *.c)
+#SRC_C := $(filter-out app-%.c, $(SRC_C))
+
+OBJ = $(SRC_S:.s=.o)
+OBJ += $(SRC_C:.c=.o)
+OFILES = $(OBJ:%.o=$(BDIR)/%.o)
+
+# --------------------------------------------------------------------------
+all: $(OBJ) 
+	$(LD) -C nes.cfg -o edio-n8.nes $(OFILES) nes.lib -m $(BDIR)/mem.map
+
+
+%.o: %.s
+	$(AS) $(AFLAGS) -o $(basename $(BDIR)/$<).o $<
+
+%.o: %.c
+	$(CC) $(CFLAGS) -o $(basename $(BDIR)/$<).s $<
+	$(AS) $(AFLAGS) $(basename $(BDIR)/$<).s
+
+
+
+clean:
+	$(RM) $(BDIR)/*.o
+	$(RM) $(BDIR)/*.s
+	$(RM) $(APDIR)/*.o

edio-n8/crt0.s

@@ -0,0 +1,123 @@
+
+NES_MAPPER      = 0;mapper number
+NES_PRG_BANKS   = 2;number of 16K PRG banks, change to 2 for NROM256
+NES_CHR_BANKS   = 1;number of 8K CHR banks
+NES_MIRRORING   = 1;0 horizontal, 1 vertical, 8 four screen
+
+PPU_CTRL	=$2000 
+PPU_MASK	=$2001
+PPU_STATUS	=$2002
+PPU_OAM_ADDR    =$2003
+PPU_OAM_DATA    =$2004
+PPU_SCROLL	=$2005
+PPU_ADDR	=$2006
+PPU_DATA	=$2007
+PPU_OAM_DMA	=$4014
+PPU_FRAMECNT    =$4017
+DMC_FREQ	=$4010
+CTRL_PORT1	=$4016
+CTRL_PORT2	=$4017
+
+OS_ZRAM = $90
+GFX_PTR = OS_ZRAM+2
+PRG_PTR = OS_ZRAM+4
+CTR1 = OS_ZRAM+6
+CTR2 = OS_ZRAM+7
+
+
+.define cmd_addr1 $4400
+.define cmd_data1 $4401
+.define cmd_addr2 $4402
+.define cmd_data2 $4403
+
+.define reg_spi 0
+.define reg_usb 1
+.define reg_cfg 2
+.define reg_state 3
+.define reg_key 4
+.define reg_fpga 5
+.define reg_fpga_nc 6
+.define reg_map 7
+.define reg_bios_cfg 9
+
+.define freg_srm_map 129
+
+.define srm_bank_os 7
+.define srm_bank_tileset 8
+
+.export start,__STARTUP__:absolute=1
+.import __RAM_START__   ,__RAM_SIZE__
+.import __ROM0_START__  ,__ROM0_SIZE__
+.import __STARTUP_LOAD__,__STARTUP_RUN__,__STARTUP_SIZE__
+.import	__CODE_LOAD__   ,__CODE_RUN__   ,__CODE_SIZE__
+.import	__RODATA_LOAD__ ,__RODATA_RUN__ ,__RODATA_SIZE__
+
+FT_BASE_ADR = $0100;page in RAM, should be $xx00
+.include "zeropage.inc"
+.import initlib, push0, popa, popax, _main, zerobss, copydata
+.import _main
+
+.segment "HEADER"
+
+    .byte $4e,$45,$53,$1a
+    .byte NES_PRG_BANKS
+    .byte NES_CHR_BANKS
+    .byte NES_MIRRORING|((NES_MAPPER & 15)<<4)
+    .byte NES_MAPPER&$f0
+    .res 8,0
+
+.segment "STARTUP"
+start:
+
+    sei
+    ldx #$ff
+    txs
+
+    lda #0
+    sta $5100
+
+    ldx #0
+    stx PPU_MASK
+    stx PPU_CTRL
+
+    ldy #0
+    lda #0
+clram:
+    sta $0000, y
+    sta $0100, y
+    sta $0200, y
+    sta $0300, y
+    sta $0400, y
+    sta $0500, y
+    sta $0600, y
+    sta $0700, y
+    iny
+    bne clram
+
+
+    jsr	zerobss
+    jsr	copydata
+
+    lda #<(__RAM_START__+__RAM_SIZE__)
+    sta	sp
+    lda	#>(__RAM_START__+__RAM_SIZE__)
+    sta	sp+1            ; Set argument stack ptr
+
+    jsr	initlib
+
+    jmp _main
+
+
+nmi:
+    rti
+irq:
+    rti
+
+.segment "VECTORS"
+
+.word nmi ;$fffa vblank nmi
+.word start ;$fffc reset
+.word irq ;$fffe irq / brk
+
+.segment "CHARS" 
+.incbin "font.chr"

edio-n8/errors.h

@@ -0,0 +1,76 @@
+/* 
+ * File:   errors.h
+ * Author: igor
+ *
+ * Created on April 4, 2019, 12:37 AM
+ */
+
+#ifndef ERRORS_H
+#define	ERRORS_H
+
+//****************************************************************************** 
+#define ERR_UNXP_STAT           0x40
+#define ERR_UNK_ROM_FORMAT      0x41
+#define ERR_PATH_SIZE           0x42
+#define ERR_NAME_SIZE           0x43
+#define ERR_OUT_OF_MEMORY       0x44
+#define ERR_GAME_NOT_SEL        0x45
+#define ERR_REGI_CRC            0x46
+#define ERR_MAP_NOT_SUPP        0x47
+#define ERR_MAP_NOT_FOUND       0x48
+#define ERR_INCORRECT_GG        0x49
+#define ERR_NULL_PATH           0x4A
+#define ERR_USB_GAME            0x4B
+#define ERR_FDS_SIZE            0x4C
+#define ERR_BAT_RDY             0x4D
+#define ERR_BAD_NSF             0x4E
+#define ERR_BAD_FILE            0x4F
+#define ERR_ROM_SIZE            0x50
+#define ERR_FBUFF_SIZE          0x51
+#define ERR_NO_REST_POINT       0x52
+
+
+//mcu errors
+#define ERR_EFU_BAD_FILE        0x70
+#define ERR_EFU_NO_FILE         0x71
+
+#define ERR_STR_SIZE    0x80
+#define ERR_OUT_OF_DIR  0x81
+#define ERR_OUT_OF_PAGE 0x82
+#define ERR_BOOT_FAULT  0x83
+#define ERR_FPGA_INIT   0x84
+#define ERR_SPI_STATE   0x85
+
+#define ERR_LINK_TOUT   0x86
+#define ERR_UPD_SIZE    0x87
+#define ERR_UPD_SAME    0x88
+#define ERR_UPD_CORUPT  0x89
+#define ERR_UPD_BT_CRC  0x8A
+#define ERR_UPD_VERIFY  0x8B
+#define ERR_WDG_TOUT    0x8C
+#define ERR_SIG_NBLA    0x8D
+
+#define DISK_ERR_INIT   0xC0 //0xCx disk init errors
+#define DISK_ERR_IO     0xD0 //0xDx disk io errors
+#define DISK_ERR_RD1    0xD0 
+#define DISK_ERR_RD2    0xD1 
+#define DISK_ERR_RD3    0xD2
+#define DISK_ERR_RD4    0xD3
+
+#define DISK_ERR_WR1    0xD4
+#define DISK_ERR_WR2    0xD5
+#define DISK_ERR_WR3    0xD6
+#define DISK_ERR_WR4    0xD7
+#define DISK_ERR_WR5    0xD8
+
+#define DISK_ERR_CTO    0xD9//cmd timeout
+#define DISK_ERR_CCR    0xDA//cmd crc error
+
+#define FAT_DISK_ERR    0x01
+#define FAT_NOT_READY   0x03
+#define FAT_NO_FILE     0x04
+#define FAT_NO_PATH     0x05
+#define FAT_NO_FS       0x0D
+
+
+#endif	/* ERRORS_H */