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No commits in common. "83894d3097ce95ef47d1211bdb35d2cdf373fe09" and "4d83c034b1ae336c7493125235125dcd77e41d9a" have entirely different histories.

6 changed files with 13 additions and 763 deletions

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@ -918,7 +918,6 @@ uint8_t nes_cpu_page_rd_toggle( uint8_t *data, uint8_t addrH, uint8_t first, uin
NOP();
NOP();
NOP();
NOP(); // EKH: Needed one more NOP for MMC3 PRG ROM
//latch data
DATA_RD(data[i]);
@ -968,14 +967,12 @@ uint8_t nes_ppu_page_rd_poll( uint8_t *data, uint8_t addrH, uint8_t first, uint8
ADDRL(first); //doing this prior to entry and right after latching
NOP(); //adding extra NOP as it was needed on PRG
//gives longest delay between address out and latching data
NOP(); // EKH: Needed another NOP for the first byte of 4k blocks on several MMC3 carts
for( i=0; i<=len; i++ ) {
//couple more NOP's waiting for data
if ( poll == FALSE ) {
NOP(); //one prob good enough considering the if/else
NOP();
NOP(); // EKH: Needed another one for several MMC3 carts
} else {
usbPoll();
}

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@ -48,6 +48,7 @@ function main ()
local erase = require "scripts.app.erase"
local flash = require "scripts.app.flash"
local swim = require "scripts.app.swim"
local jtag = require "scripts.app.jtag"
local ciccom = require "scripts.app.ciccom"
local fwupdate = require "scripts.app.fwupdate"
local files = require "scripts.app.files"

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@ -1,720 +0,0 @@
math.randomseed(os.time())
-- create the module's table
local studybox = {}
-- import required modules
local nes = require "scripts.app.nes"
local dict = require "scripts.app.dict"
local dump = require "scripts.app.dump"
local flash = require "scripts.app.flash"
local buffers = require "scripts.app.buffers"
-- file constants
local mapname = "SBX"
-- local functions
local function create_header( file, prgKB, chrKB )
--write_header( file, prgKB, chrKB, mapper, mirroring )
nes.write_header( file, prgKB, 0, op_buffer[mapname], 0)
end
--local function wr_flash_byte(addr, value, debug)
--base is the actual NES CPU address, not the rom offset (ie $FFF0, not $7FF0)
--local function wr_bank_table(base, entries)
--Action53 not susceptible to bus conflicts, no banktable needed
local function sb_write_string(start_addr, value, log)
value = string.format("'%s' starting at $%04X", value, start_addr)
print(string.format("Writing %s starting at address $%04X\n", value, start_addr))
for i = 1, #value do
local c = value:sub(i,i)
dict.nes("NES_CPU_WR", start_addr + (i - 1), string.byte(c))
end
end
local function sb_write_and_verify(start_addr, stop_addr, value, log)
log:write(string.format("Writing $%X from address $%X to $%X\n", value, start_addr, stop_addr))
addr = start_addr
while (addr < stop_addr) do
dict.nes("NES_CPU_WR", addr, value)
addr = addr + 1
end
log:write("Verifying data\n")
addr = start_addr
while(addr < stop_addr) do
rv = dict.nes("NES_CPU_RD", addr)
if rv ~= value then
log:write(string.format("$%X not $%X\n", addr, value))
end
addr = addr + 1
end
end
-- Write and verify random values in RAM
local function sb_random_ram(start_addr, stop_addr, log)
log:write(string.format("\nStarting random ram test from address $%04X to address $%04X\n", start_addr, stop_addr))
values = {}
for i = 0, (stop_addr - start_addr) do
val = math.random(0, 255)
values[i] = val
dict.nes("NES_CPU_WR", start_addr + i, val)
end
for i = 0, (stop_addr - start_addr) do
rv = dict.nes("NES_CPU_RD", start_addr + i)
if rv ~= values[i] then
log:write(string.format("$%04X: expected $%02X received $%02X\n", start_addr + i, values[i], rv))
end
end
end
local function sb_write_ram(start_addr, stop_addr, value)
print(string.format("Writing $%02X from $%04X to $%04X", value, start_addr, stop_addr))
while (start_addr < stop_addr) do
dict.nes("NES_CPU_WR", start_addr, value)
start_addr = start_addr + 1
end
end
local function sb_verify_value_ram(start_addr, stop_addr, value, log)
print(string.format("Verifying $%02X from $%04X to $%04X", value, start_addr, stop_addr))
while (start_addr < stop_addr) do
rv = dict.nes("NES_CPU_RD", start_addr)
if rv ~= value then
log:write(string.format("$%04X: expected $%02X received $%02X\n", start_addr, value, rv))
end
start_addr = start_addr + 1
end
end
local function sb_ram_dump(start_addr, stop_addr, filename)
file = io.open(filename, "wb")
while (start_addr < stop_addr) do
rv = dict.nes("NES_CPU_RD", start_addr)
file:write(string.char(rv))
start_addr = start_addr + 1
end
file:flush()
file:close()
end
-- Write data to ram and read it back
local function sb_verify_ram()
logfile = io.open("studybox.log", "w")
print("Starting sb_verify_ram()")
--print("Write/Verify $00")
--sb_write_and_verify(0x4020, 0x8000, 0x00, logfile)
--print("Write/Verify $88")
--sb_write_and_verify(0x4020, 0x8000, 0x88, logfile)
--print("Write/Verify $FF")
--sb_write_and_verify(0x4020, 0x8000, 0xFF, logfile)
--print("Write/Verify random")
--sb_random_ram(0x4020, 0x8000, logfile)
-- Select first bank
--sprint("\n$4200 value of $00")
--dict.nes("NES_CPU_WR", 0x4200, 0x00)
--val = math.random(0, 255)
--sb_write_ram(0x5000, 0x5FFF, val)
--sb_verify_value_ram(0x4400, 0x8000, val, logfile)
--sprint("\n$4200 value of $01")
--sdict.nes("NES_CPU_WR", 0x4200, 0x01)
--sval = math.random(0, 255)
--ssb_write_ram(0x5000, 0x5FFF, val)
--ssb_verify_value_ram(0x4400, 0x8000, val, logfile)
--sprint("\n$4200 value of $00 verify")
--sdict.nes("NES_CPU_WR", 0x4200, 0x00)
--ssb_verify_value_ram(0x4400, 0x5FFF, val, logfile)
--print("\n$4200 value of $00")
--dict.nes("NES_CPU_WR", 0x4200, 0x00)
--val = math.random(0, 255)
--sb_write_ram(0x6000, 0x8000, val)
--sb_verify_value_ram(0x6000, 0x8000, val, logfile)
--logfile:write("\n==== Second verify with $4200 value $40 ====\n")
--print("\n$4200 value of $40")
--dict.nes("NES_CPU_WR", 0x4200, 0x40)
--sb_verify_value_ram(0x6000, 0x8000, val, logfile)
print("Clearing ram")
sb_write_ram(0x4400, 0x8000, 0x00)
--41 b01000001
--82 b10000010
--82 b11000011
dict.nes("NES_CPU_WR", 0x4200, 0x41)
sb_write_ram(0x4400, 0x8000, 0x00)
dict.nes("NES_CPU_WR", 0x4200, 0x82)
sb_write_ram(0x4400, 0x8000, 0x00)
dict.nes("NES_CPU_WR", 0x4200, 0xC3)
sb_write_ram(0x4400, 0x8000, 0x00)
print("Writing strings")
dict.nes("NES_CPU_WR", 0x4200, 0x00)
sb_write_string(0x5400, "|< page $00 >|")
sb_write_string(0x6000, "|< page $00 >|")
dict.nes("NES_CPU_WR", 0x4200, 0x41)
sb_write_string(0x5000, "|< page $01 >|")
sb_write_string(0x6000, "|< page $01 >|")
dict.nes("NES_CPU_WR", 0x4200, 0x82)
sb_write_string(0x5000, "|< page $02 >|")
sb_write_string(0x6000, "|< page $02 >|")
dict.nes("NES_CPU_WR", 0x4200, 0xC3)
sb_write_string(0x5000, "|< page $03 >|")
sb_write_string(0x6000, "|< page $03 >|")
--sb_write_string(0x5000, "|< page $00 at $5000 >|")
print("dumping 4200_00.dmp")
dict.nes("NES_CPU_WR", 0x4200, 0x00)
sb_ram_dump(0x4400, 0x8000, "4200_00.dmp")
print("dumping 4200_01.dmp")
dict.nes("NES_CPU_WR", 0x4200, 0x01)
sb_ram_dump(0x4400, 0x8000, "4200_01.dmp")
print("dumping 4200_01.dmp")
dict.nes("NES_CPU_WR", 0x4200, 0x01)
sb_ram_dump(0x4400, 0x8000, "4200_01.dmp")
--print("\n$4200 value of $01")
--dict.nes("NES_CPU_WR", 0x4200, 0x01)
--sb_ram_dump(0x4400, 0x8000, "4200_01.dmp")
--print("\n$4200 value of $02")
--dict.nes("NES_CPU_WR", 0x4200, 0x02)
--sb_ram_dump(0x4400, 0x8000, "4200_02.dmp")
--print("\n$4200 value of $03")
--dict.nes("NES_CPU_WR", 0x4200, 0x03)
--sb_ram_dump(0x4400, 0x8000, "4200_03.dmp")
--print("\n$4200 value of $40")
--dict.nes("NES_CPU_WR", 0x4200, 0x40)
--sb_ram_dump(0x4400, 0x8000, "4200_40.dmp")
--print("\n$4200 value of $80")
--dict.nes("NES_CPU_WR", 0x4200, 0x80)
--sb_ram_dump(0x4400, 0x8000, "4200_80.dmp")
--print("\n$4200 value of $C0")
--dict.nes("NES_CPU_WR", 0x4200, 0x80)
--sb_ram_dump(0x4400, 0x8000, "4200_C0.dmp")
logfile:flush()
logfile:close()
end
--initialize mapper for dump/flash routines
local function init_mapper( debug )
--//Setup as CNROM, then scroll through outer banks.
--cpu_wr(0x5000, 0x80); //reg select mode
--dict.nes("NES_CPU_WR", 0x5000, 0x80)
--// xxSSPPMM SS-size: 0-32KB, PP-prg mode: 0,1 32KB, MM-mirror
--cpu_wr(0x8000, 0b00000000); //reg value 256KB inner, 32KB banks
--dict.nes("NES_CPU_WR", 0x8000, 0x00)
--cpu_wr(0x5000, 0x81); //outer reg select mode
--dict.nes("NES_CPU_WR", 0x5000, 0x81)
--cpu_wr(0x8000, 0x00); //first 32KB bank
--dict.nes("NES_CPU_WR", 0x8000, 0x00)
--
--cpu_wr(0x5000, 0x01); //inner prg reg select
--dict.nes("NES_CPU_WR", 0x5000, 0x01)
--cpu_wr(0x8000, 0x00); //controls nothing in this size
--dict.nes("NES_CPU_WR", 0x8000, 0x00)
--cpu_wr(0x5000, 0x00); //chr reg select
--dict.nes("NES_CPU_WR", 0x5000, 0x00)
--cpu_wr(0x8000, 0x00); //first chr bank
--dict.nes("NES_CPU_WR", 0x8000, 0x00)
--selecting CNROM means that mapper writes to $8000-FFFF will only change the CHR-RAM bank which
--doesn't affect anything we're concerned about
end
local function sb_dump_rom()
file = io.open("prg.dat", "wb")
for i = 0x00,0x0F,1 do
print(string.format("$4201: %02X", i))
dict.nes("NES_CPU_WR", 0x4201, i)
start_addr = 0x8000
stop_addr = 0xC000
while (start_addr < stop_addr) do
rv = dict.nes("NES_CPU_RD", start_addr)
file:write(string.char(rv))
start_addr = start_addr + 1
end
--sb_ram_dump(0x8000, 0xC000, string.format("raw/prg_8000_%02X.dat", i))
end
file:flush()
file:close()
--dict.nes("NES_CPU_WR", 0x4201, 0x00)
--sb_ram_dump(0x8000, 0xC000, "prg_8000_00.dat")
--sb_ram_dump(0xC000, 0x10000, "prg_C000_00.dat")
--dict.nes("NES_CPU_WR", 0x4201, 0x01)
--sb_ram_dump(0x8000, 0xC000, "prg_8000_01.dat")
--sb_ram_dump(0xC000, 0x10000, "prg_C000_01.dat")
--dict.nes("NES_CPU_WR", 0x4201, 0x02)
--sb_ram_dump(0x8000, 0xC000, "prg_8000_02.dat")
--sb_ram_dump(0xC000, 0x10000, "prg_C000_02.dat")
--dict.nes("NES_CPU_WR", 0x4201, 0x03)
--sb_ram_dump(0x8000, 0xC000, "prg_8000_03.dat")
--sb_ram_dump(0xC000, 0x10000, "prg_C000_03.dat")
end
local function sb_write_save()
print("Clearing ram")
dict.nes("NES_CPU_WR", 0x4200, 0x00)
sb_write_ram(0x600, 0x8000, 0x00)
sb_write_string(0x5400, "|< page $00 >|")
sb_write_string(0x6000, "|< page $00 >|")
end
local function sb_dump_save()
print("Dumping ram")
dict.nes("NES_CPU_WR", 0x4200, 0x00)
sb_ram_dump(0x4400, 0x8000, "raw/ram.dat")
end
local function sb_read_registers()
data = dict.nes("NES_CPU_RD", 0x4202)
print(string.format("$4202: $%02X", data))
end
--read PRG-ROM flash ID
local function prgrom_manf_id( debug )
init_mapper()
if debug then print("reading PRG-ROM manf ID") end
--A0-A14 are all directly addressable in CNROM mode
--and mapper writes don't affect PRG banking
dict.nes("NES_CPU_WR", 0xD555, 0xAA)
dict.nes("NES_CPU_WR", 0xAAAA, 0x55)
dict.nes("NES_CPU_WR", 0xD555, 0x90)
rv = dict.nes("NES_CPU_RD", 0x8000)
if debug then print("attempted read PRG-ROM manf ID:", string.format("%X", rv)) end
rv = dict.nes("NES_CPU_RD", 0x8001)
if debug then print("attempted read PRG-ROM prod ID:", string.format("%X", rv)) end
--exit software
dict.nes("NES_CPU_WR", 0x8000, 0xF0)
end
local function mirror_test( debug )
init_mapper()
end
local function bank0(bank)
dict.nes("NES_CPU_WR", 0x4201, bank)
print("selecting bank: ", bank)
--rv = dict.nes("NES_CPU_RD", 0x8000)
--if debug then print("attempted read PRG-ROM $8000:", string.format("%X", rv)) end
--rv = dict.nes("NES_CPU_RD", 0x8001)
--if debug then print("attempted read PRG-ROM $8001:", string.format("%X", rv)) end
end
local function sb_write_ppu_string(start_addr, value)
value = string.format("'%s' starting at $%04X", value, start_addr)
print(string.format("Writing %s starting at address $%04X\n", value, start_addr))
for i = 1, #value do
local c = value:sub(i,i)
dict.nes("NES_PPU_WR", start_addr + (i - 1), string.byte(c))
end
end
local function sb_ppu_test()
dict.nes("NES_CPU_WR", 0x4200, 0x00)
dict.nes("NES_CPU_WR", 0x4201, 0x00)
dict.nes("NES_CPU_WR", 0x4203, 0x00)
print("Clearing ppu ram")
for i=0x0000,0x2FFF,1 do
dict.nes("NES_PPU_WR", i, 0x00)
end
sb_write_ppu_string(0x0000, "|< chr page $00 >|")
print("Writing nametable 1")
for i=0x2000,0x23FF,1 do
dict.nes("NES_PPU_WR", i, 0x01)
end
print("Writing nametable 2")
for i=0x2400,0x27FF,1 do
dict.nes("NES_PPU_WR", i, 0x02)
end
print("Writing nametable 3")
for i=0x2800,0x2BFF,1 do
dict.nes("NES_PPU_WR", i, 0x03)
end
print("Writing nametable 4")
for i=0x2C00,0x2FFF,1 do
dict.nes("NES_PPU_WR", i, 0x04)
end
print("dumping ppu ram")
dict.nes("NES_CPU_WR", 0x4200, 0xFF)
dict.nes("NES_CPU_WR", 0x4201, 0xFF)
dict.nes("NES_CPU_WR", 0x4203, 0xFF)
file = io.open("raw/ppu.dat", "wb")
for i=0x0000,0x2FFF,1 do
val = dict.nes("NES_PPU_RD", i)
file:write(string.char(val))
end
file:flush()
file:close()
end
local function sb_ppu_high_ram_test()
print("Testing PPU RAM $3000-$3FFF")
file = io.open("raw/ppu_high_init.dmp", "wb")
for i=0x3000,0x3FFF,1 do
val = dict.nes("NES_PPU_RD", i)
file:write(string.char(val))
end
file:flush()
file:close()
print("writing $B1")
for i=0x3000,0x3FFF,1 do
dict.nes("NES_PPU_WR", i, 0xB1)
end
print("dump 2")
file = io.open("raw/ppu_high_post.dmp", "wb")
for i=0x3000,0x3FFF,1 do
val = dict.nes("NES_PPU_RD", i)
file:write(string.char(val))
end
file:flush()
file:close()
print("dump ppu main")
file = io.open("raw/ppu_main.dmp", "wb")
for i=0x0000,0x2FFF,1 do
val = dict.nes("NES_PPU_RD", i)
file:write(string.char(val))
end
file:flush()
file:close()
end
-- Test CPU vs PPU ram
local function sb_ram_full_test()
--print("Clearing ram")
--sb_write_ram(0x4400, 0x8000, 0x00)
--dict.nes("NES_CPU_WR", 0x4200, 0x41)
--sb_write_ram(0x4400, 0x8000, 0x00)
--dict.nes("NES_CPU_WR", 0x4200, 0x82)
--sb_write_ram(0x4400, 0x8000, 0x00)
--dict.nes("NES_CPU_WR", 0x4200, 0xC3)
--sb_write_ram(0x4400, 0x8000, 0x00)
--dict.nes("NES_CPU_WR", 0x4200, 0x00)
--dict.nes("NES_CPU_WR", 0x4201, 0x00)
--dict.nes("NES_CPU_WR", 0x4203, 0x00)
--print("Clearing ppu ram")
--for i=0x0000,0x2FFF,1 do
-- dict.nes("NES_PPU_WR", i, 0x00)
--end
print("Writing values")
-- Only using 0x6000-0x7FFF here because it's
-- the same memory as the first block
dict.nes("NES_CPU_WR", 0x4200, 0x00)
sb_write_ram(0x6000, 0x7FFF, 01)
dict.nes("NES_CPU_WR", 0x4200, 0x40)
sb_write_ram(0x6000, 0x7FFF, 02)
dict.nes("NES_CPU_WR", 0x4200, 0x80)
sb_write_ram(0x6000, 0x7FFF, 03)
dict.nes("NES_CPU_WR", 0x4200, 0xC0)
sb_write_ram(0x6000, 0x7FFF, 04)
--print("Clearing ppu ram")
--for i=0x0000,0x2FFF,1 do
-- dict.nes("NES_PPU_WR", i, 0x00)
--end
-- print("Writing values")
print("Writing nametable 1")
for i=0x2000,0x23FF,1 do
dict.nes("NES_PPU_WR", i, 0xA1)
end
print("Writing nametable 2")
for i=0x2400,0x27FF,1 do
dict.nes("NES_PPU_WR", i, 0xA2)
end
print("Writing nametable 3")
for i=0x2800,0x2BFF,1 do
dict.nes("NES_PPU_WR", i, 0xA3)
end
print("Writing nametable 4")
for i=0x2C00,0x2FFF,1 do
dict.nes("NES_PPU_WR", i, 0xA4)
end
print("writing CHR at 0x0000")
for i=0x0000,0x0FFF,1 do
dict.nes("NES_PPU_WR", i, 0xA5)
end
print("writing CHR at 0x1000")
for i=0x1000,0x1FFF,1 do
dict.nes("NES_PPU_WR", i, 0xA6)
end
print("dumping ppu ram")
--dict.nes("NES_CPU_WR", 0x4200, 0xFF)
--dict.nes("NES_CPU_WR", 0x4201, 0xFF)
--dict.nes("NES_CPU_WR", 0x4203, 0xFF)
file = io.open("raw/cpu-ppu.dmp", "wb")
for i=0x0000,0x2FFF,1 do
val = dict.nes("NES_PPU_RD", i)
file:write(string.char(val))
end
file:flush()
file:close()
print("dumping 4200_00.dmp")
dict.nes("NES_CPU_WR", 0x4200, 0x00)
sb_ram_dump(0x6000, 0x7FFF, "raw/ppu-cpu_4200_00.dmp")
print("dumping 4200_40.dmp")
dict.nes("NES_CPU_WR", 0x4200, 0x40)
sb_ram_dump(0x6000, 0x7FFF, "raw/ppu-cpu_4200_40.dmp")
print("dumping 4200_80.dmp")
dict.nes("NES_CPU_WR", 0x4200, 0x80)
sb_ram_dump(0x6000, 0x7FFF, "raw/ppu-cpu_4200_80.dmp")
print("dumping 4200_C0.dmp")
dict.nes("NES_CPU_WR", 0x4200, 0xC0)
sb_ram_dump(0x6000, 0x7FFF, "raw/ppu-cpu_4200_C0.dmp")
end
local function check_ppu_mirror(a, b)
vala = dict.nes("NES_PPU_RD", 0x2800)
valb = dict.nes("NES_PPU_RD", 0x2C00)
if vala ~= a then
print(string.format("value at $2000 changed to %02X! [%02X]", vala, i & 0x3C))
end
if valb ~= b then
print(string.format("value at $2400 changed to %02X! [%02X]", valb, i & 0x3C))
end
end
local function sb_mirror_test()
dict.nes("NES_PPU_WR", 0x2800, 0xA1)
dict.nes("NES_PPU_WR", 0x2C00, 0xA2)
print("checking $4200")
for i=0xC4,0xFF,4 do
--print(string.format(" %02X", i))
dict.nes("NES_CPU_WR", 0x4200, i)
vala = dict.nes("NES_PPU_RD", 0x2800)
valb = dict.nes("NES_PPU_RD", 0x2C00)
if vala ~= 0xA1 then
print(string.format("value at $2000 changed to %02X! [%02X]", vala, i & 0x3C))
end
if valb ~= 0xA2 then
print(string.format("value at $2400 changed to %02X! [%02X]", valb, i & 0x3C))
end
end
print("checking $4201")
for i=0x00,0xF0,0x10 do
--print(string.format(" %02X", i))
dict.nes("NES_CPU_WR", 0x4201, i)
vala = dict.nes("NES_PPU_RD", 0x2800)
valb = dict.nes("NES_PPU_RD", 0x2C00)
if vala ~= 0xA1 then
print(string.format("value at $2000 changed to %02X! [%02X]", vala, i & 0x3C))
end
if valb ~= 0xA2 then
print(string.format("value at $2400 changed to %02X! [%02X]", valb, i & 0x3C))
end
end
print("checking $4202")
dict.nes("NES_CPU_WR", 0x4202, 0x40)
check_ppu_mirror(0xA1, 0xA2)
dict.nes("NES_CPU_WR", 0x4202, 0x08)
check_ppu_mirror(0xA1, 0xA2)
print("checking $4203")
for i=0x00,0xFF,0x01 do
--print(string.format(" %02X", i))
dict.nes("NES_CPU_WR", 0x4203, i)
vala = dict.nes("NES_PPU_RD", 0x2800)
valb = dict.nes("NES_PPU_RD", 0x2C00)
if vala ~= 0xA1 then
print(string.format("value at $2000 changed to %02X! [%02X]", vala, i & 0x3C))
end
if valb ~= 0xA2 then
print(string.format("value at $2400 changed to %02X! [%02X]", valb, i & 0x3C))
end
end
end
--Cart should be in reset state upon calling this function
--this function processes all user requests for this specific board/mapper
local function process(process_opts, console_opts)
local test = process_opts["test"]
local read = process_opts["read"]
local erase = process_opts["erase"]
local program = process_opts["program"]
local verify = process_opts["verify"]
local dumpfile = process_opts["dump_filename"]
local flashfile = process_opts["flash_filename"]
local verifyfile = process_opts["verify_filename"]
local rv = nil
local file
local prg_size = console_opts["prg_rom_size_kb"]
local chr_size = console_opts["chr_rom_size_kb"]
local wram_size = console_opts["wram_size_kb"]
--initialize device i/o for NES
dict.io("IO_RESET")
dict.io("NES_INIT")
mirror_test(true)
--test cart by reading manf/prod ID
if test then
prgrom_manf_id(true)
end
--sb_verify_ram()
--sb_read_registers()
--sb_dump_rom()
--sb_write_save()
--sb_dump_save()
--sb_ppu_test()
--sb_ram_full_test()
--sb_ppu_high_ram_test()
sb_mirror_test()
dict.io("IO_RESET")
do return end
-- Poke some registers
init_mapper(debug)
dict.nes("NES_CPU_WR", 0x4202, 0x20)
--for i=0, 8, 1 do
-- dict.nes("NES_CPU_WR", 0x4202, 0x10)
-- rv = dict.nes("NES_CPU_RD", 0x4201)
-- print(i, "initial read:", string.format("$%02X", rv))
-- while (rv & 0x40 == 0) do
-- rv = dict.nes("NES_CPU_RD", 0x4201)
-- io.write(".")
-- end
-- print("")
--end
--dump the cart to dumpfile
read = false
if read then
print("Attempting to read StudyBox stuff")
--initialize the mapper for dumping
init_mapper(debug)
rv = dict.nes("NES_CPU_RD", 0x4200)
print("$4200:", string.format("$%X", rv))
rv = dict.nes("NES_CPU_RD", 0x4201)
print("$4201:", string.format("$%X", rv))
rv = dict.nes("NES_CPU_RD", 0x4202)
print("$4202:", string.format("$%X", rv))
rv = dict.nes("NES_CPU_RD", 0x4203)
print("$4203:", string.format("$%X", rv))
file = assert(io.open(dumpfile, "wb"))
--create header: pass open & empty file & rom sizes
--create_header(file, prg_size, chr_size)
for bank=0, 16, 1 do
dict.nes("NES_CPU_WR", 0x4201, bank)
print("dumping bank: ", bank)
rv = dict.nes("NES_CPU_RD", 0x4201)
print("$4201:", string.format("$%X", rv))
--dump cart into file
dump.dumptofile( file, prg_size, "186", "PRGROM", true )
end
--close file
assert(file:close())
end
--verify flashfile is on the cart
verify = false
if verify then
--for now let's just dump the file and verify manually
--initialize the mapper for dumping
init_mapper(debug)
file = assert(io.open(verifyfile, "wb"))
--dump cart into file
dump.dumptofile( file, 512, "A53", "PRGROM", true )
--close file
assert(file:close())
end
dict.io("IO_RESET")
end
-- global variables so other modules can use them
-- call functions desired to run when script is called/imported
-- functions other modules are able to call
studybox.process = process
-- return the module's table
return studybox

View File

@ -12,10 +12,8 @@ local buffers = require "scripts.app.buffers"
-- file constants & variables
local mapname = "UxROM"
local banktable_base = nil
-- banktable detection should work now,
-- these curated addresses are probably no longer needed.
--local banktable_base = 0xE473
--local banktable_base = nil
local banktable_base = 0xE473
--Nomolos' bank table is at $CC84
--wr_bank_table(0xCC84, 32)
--Owlia bank table
@ -114,14 +112,13 @@ end
--dump the PRG ROM
local function dump_prgrom( file, rom_size_KB, debug )
local KB_per_read = 16
local num_reads = rom_size_KB / KB_per_read
local read_count = 0
local addr_base = 0x08 -- $8000
local fixed_bank_base = 0x0C -- search in $C000-$F000, the fixed bank
-- Dump all banks except last/fixed bank.
while ( read_count < num_reads - 1) do
while ( read_count < num_reads ) do
if debug then print( "dump PRG part ", read_count, " of ", num_reads) end
@ -133,10 +130,6 @@ local function dump_prgrom( file, rom_size_KB, debug )
read_count = read_count + 1
end
-- Write fixed bank
if debug then print( "dump PRG part ", read_count, " of ", num_reads) end
dump.dumptofile( file, KB_per_read, fixed_bank_base, "NESCPU_4KB", false )
end
@ -338,9 +331,7 @@ local function process(process_opts, console_opts)
--find bank table to avoid bus conflicts
if ( banktable_base == nil ) then
local KB_per_bank = 16
-- Size is one byte smaller because table doesn't need fixed bank.
local banktable_size = prg_size / KB_per_bank - 1
banktable_base = find_banktable(banktable_size)
banktable_base = find_banktable( prg_size / KB_per_bank )
if ( banktable_base == nil ) then
print( "BANKTABLE NOT FOUND" )
return
@ -353,6 +344,7 @@ local function process(process_opts, console_opts)
create_header(file, prg_size, chr_size)
--dump cart into file
--dump.dumptofile( file, prg_size, "UxROM", "PRGROM", true )
dump_prgrom(file, prg_size, false)
--close file

View File

@ -1,3 +1,4 @@
-- create the module's table
local v2proto = {}
@ -25,7 +26,7 @@ local hardware_type = {
[0x03] = "ROM and DSP1",
[0x13] = "ROM and SuperFX",
[0x15] = "ROM and SuperFX and Save RAM",
[0x1A] = "ROM and SuperFX and Save RAM (Stunt Race FX)",
[0x1A] = "ROM and SuperFX and Save RAM",
[0x23] = "ROM and OBC1",
[0x33] = "ROM and SA-1",
[0x43] = "ROM and S-DD1",
@ -64,7 +65,7 @@ local rom_size_kb_tbl = {
}
local ram_size_tbl = {
[0x00] = "None",
[0x00] = "No sram",
[0x01] = "16 kilobits",
[0x02] = "32 kilobits",
[0x03] = "64 kilobits",
@ -307,9 +308,6 @@ function print_header(internal_header)
local sram_size_str = "UNKNOWN - " .. hexfmt(internal_header["sram_size"])
if ram_size_tbl[internal_header["sram_size"]] then sram_size_str = ram_size_tbl[internal_header["sram_size"]] end
local exp_size_str = "UNKNOWN - " .. hexfmt(internal_header["exp_ram_size"])
if ram_size_tbl[internal_header["exp_ram_size"]] then exp_size_str = ram_size_tbl[internal_header["exp_ram_size"]] end
local destination_code_str = "UNKNOWN - " .. hexfmt(internal_header["destination_code"])
if destination_code[internal_header["destination_code"]] then
destination_code_str = destination_code[internal_header["destination_code"]]
@ -325,7 +323,6 @@ function print_header(internal_header)
print("Hardware Type:\t\t" .. rom_type_str)
print("Rom Size Upper Bound:\t" .. rom_size_str)
print("SRAM Size:\t\t" .. sram_size_str)
print("Expansion RAM Size:\t" .. exp_size_str)
print("Destination Code:\t" .. destination_code_str)
print("Developer:\t\t" .. developer_code_str)
print("Version:\t\t" .. hexfmt(internal_header["version"]))
@ -360,7 +357,6 @@ function get_header(map_adjust)
rom_type = dict.snes("SNES_ROM_RD", addr_rom_type),
rom_size = dict.snes("SNES_ROM_RD", addr_rom_size),
sram_size = dict.snes("SNES_ROM_RD", addr_sram_size),
exp_ram_size = dict.snes("SNES_ROM_RD", addr_expansion_ram_size),
destination_code = dict.snes("SNES_ROM_RD", addr_destination_code),
developer_code = dict.snes("SNES_ROM_RD", addr_developer_code),
version = dict.snes("SNES_ROM_RD", addr_version),
@ -880,26 +876,10 @@ local function process(process_opts, console_opts)
end
end
-- Autodetect missing ram size
if (ram_size == 0) or (ram_size == nil) then
sram_table = ram_size_kb_tbl[internal_header["sram_size"]]
exp_ram_table = ram_size_kb_tbl[internal_header["exp_ram_size"]]
-- Some titles (Yoshi's Story, Stunt Race FX) use expansion ram header value
-- ram_size will use sram value unless a valid size is found in expansion ram header
if (sram_table == 0) or (sram_table == nil) then
if exp_ram_table == nil then
ram_size = sram_table
else
ram_size = exp_ram_table
end
else
ram_size = sram_table
end
assert(ram_size, "Save RAM Size unknown and not provided, please add ram size to console_opts")
print("Save RAM Size not provided, " .. ram_size .. " kilobytes detected.")
ram_size = ram_size_kb_tbl[internal_header["sram_size"]]
assert(ram_size, "SRAM Size unknown and not provided, please add ram size to console_opts")
print("SRAM Size not provided, " .. ram_size_tbl[internal_header["sram_size"]] .. " detected.")
end
if (rom_size == 0) or (rom_size == nil) then