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idac: 837-15070 board implementation

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This commit is contained in:
Dniel97 2024-06-23 21:21:57 +02:00
parent 4e58d3b9a2
commit 7e5e0f132e
Signed by untrusted user: Dniel97
GPG Key ID: 6180B3C768FB2E08
18 changed files with 1825 additions and 8 deletions
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81
board/led15070-cmd.h Normal file
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@ -0,0 +1,81 @@
#pragma once
#include "board/led15070-frame.h"
/* Command IDs */
enum {
LED_15070_CMD_RESET = 0x10,
LED_15070_CMD_SET_INPUT = 0x28, // No known use case
LED_15070_CMD_SET_NORMAL_12BIT = 0x30, // TODO
LED_15070_CMD_SET_NORMAL_8BIT = 0x31,
LED_15070_CMD_SET_MULTI_FLASH_8BIT = 0x32,
LED_15070_CMD_SET_MULTI_FADE_8BIT = 0x33,
LED_15070_CMD_SET_PALETTE_7_NORMAL_LED = 0x34, // No known use case
LED_15070_CMD_SET_PALETTE_6_FLASH_LED = 0x35, // No known use case
LED_15070_CMD_SET_15DC_OUT = 0x36, // No known use case
LED_15070_CMD_SET_15GS_OUT = 0x37, // No known use case
LED_15070_CMD_SET_PSC_MAX = 0x38, // No known use case
LED_15070_CMD_SET_FET_OUTPUT = 0x39,
LED_15070_CMD_SET_GS_PALETTE = 0x3A,
LED_15070_CMD_DC_UPDATE = 0x3B,
LED_15070_CMD_GS_UPDATE = 0x3C,
LED_15070_CMD_ROTATE = 0x3E, // No known use case, wtf is this?
LED_15070_CMD_SET_DC_DATA = 0x3F,
LED_15070_CMD_EEPROM_WRITE = 0x7B,
LED_15070_CMD_EEPROM_READ = 0x7C,
LED_15070_CMD_ACK_ON = 0x7D,
LED_15070_CMD_ACK_OFF = 0x7E,
LED_15070_CMD_BOARD_INFO = 0xF0,
LED_15070_CMD_BOARD_STATUS = 0xF1,
LED_15070_CMD_FW_SUM = 0xF2,
LED_15070_CMD_PROTOCOL_VER = 0xF3,
LED_15070_CMD_TO_BOOT_MODE = 0xFD,
LED_15070_CMD_FW_UPDATE = 0xFE,
};
/* Response codes */
enum {
LED_15070_STATUS_OK = 0x01,
LED_15070_STATUS_SUM_ERR = 0x02,
LED_15070_STATUS_PARITY_ERR = 0x03,
LED_15070_STATUS_FRAMING_ERR = 0x04,
LED_15070_STATUS_OVERRUN_ERR = 0x05,
LED_15070_STATUS_BUFFER_OVERFLOW = 0x06,
};
enum {
LED_15070_REPORT_OK = 0x01,
LED_15070_REPORT_WAIT = 0x02,
LED_15070_REPORT_ERR1 = 0x03,
LED_15070_REPORT_ERR2 = 0x04,
};
/* Request data structures */
struct led15070_req_any {
struct led15070_hdr hdr;
uint8_t cmd;
uint8_t payload[256];
};
/* Response data structures */
struct led15070_resp_any {
struct led15070_hdr hdr;
uint8_t status;
uint8_t cmd;
uint8_t report;
uint8_t data[32];
};
struct led15070_resp_board_info {
struct led15070_hdr hdr;
uint8_t status;
uint8_t cmd;
uint8_t report;
char board_num[8];
uint8_t endcode; // Always 0xFF
uint8_t fw_ver;
};

194
board/led15070-frame.c Normal file
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@ -0,0 +1,194 @@
#include <windows.h>
#include <assert.h>
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
#include "board/led15070-frame.h"
#include "hook/iobuf.h"
static void led15070_frame_sync(struct iobuf *src);
static HRESULT led15070_frame_accept(const struct iobuf *dest);
static HRESULT led15070_frame_encode_byte(struct iobuf *dest, uint8_t byte);
/* Frame structure:
[0] Sync byte (0xE0)
[1] Destination address
[2] Source Address
[3] Length of data/payload
[4] Data/payload
For requests (host to board):
[0] Command
... Payload
For responses (board to host):
[0] Status
[1] Command
[2] Report
... Payload
[n] Checksum: Sum of all prior bytes (excluding sync byte)
Byte stuffing:
0xD0 is an escape byte. Un-escape the subsequent byte by adding 1. */
static void led15070_frame_sync(struct iobuf *src)
{
size_t i;
for (i = 0 ; i < src->pos && src->bytes[i] != 0xE0 ; i++);
src->pos -= i;
memmove(&src->bytes[0], &src->bytes[i], i);
}
static HRESULT led15070_frame_accept(const struct iobuf *dest)
{
uint8_t checksum;
size_t i;
if (dest->pos < 3 || dest->pos != dest->bytes[3] + 5) {
return S_FALSE;
}
checksum = 0;
for (i = 1 ; i < dest->pos - 1 ; i++) {
checksum += dest->bytes[i];
}
//dprintf("LED checksum %02x, expected %02x\n", checksum, dest->bytes[dest->pos - 1]);
if (checksum != dest->bytes[dest->pos - 1]) {
return HRESULT_FROM_WIN32(ERROR_CRC);
}
return S_OK;
}
HRESULT led15070_frame_decode(struct iobuf *dest, struct iobuf *src)
{
uint8_t byte;
bool escape;
size_t i;
HRESULT hr;
assert(dest != NULL);
assert(dest->bytes != NULL || dest->nbytes == 0);
assert(dest->pos <= dest->nbytes);
assert(src != NULL);
assert(src->bytes != NULL || src->nbytes == 0);
assert(src->pos <= src->nbytes);
led15070_frame_sync(src);
dest->pos = 0;
escape = false;
for (i = 0, hr = S_FALSE ; i < src->pos && hr == S_FALSE ; i++) {
/* Step the FSM to unstuff another byte */
byte = src->bytes[i];
if (dest->pos >= dest->nbytes) {
hr = HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
} else if (i == 0) {
dest->bytes[dest->pos++] = byte;
} else if (byte == 0xE0) {
hr = E_FAIL;
} else if (byte == 0xD0) {
if (escape) {
hr = E_FAIL;
}
escape = true;
} else if (escape) {
dest->bytes[dest->pos++] = byte + 1;
escape = false;
} else {
dest->bytes[dest->pos++] = byte;
}
/* Try to accept the packet we've built up so far */
if (SUCCEEDED(hr)) {
hr = led15070_frame_accept(dest);
}
}
/* Handle FSM terminal state */
if (hr != S_FALSE) {
/* Frame was either accepted or rejected, remove it from src */
memmove(&src->bytes[0], &src->bytes[i], src->pos - i);
src->pos -= i;
}
return hr;
}
HRESULT led15070_frame_encode(
struct iobuf *dest,
const void *ptr,
size_t nbytes)
{
const uint8_t *src;
uint8_t checksum;
uint8_t byte;
size_t i;
HRESULT hr;
assert(dest != NULL);
assert(dest->bytes != NULL || dest->nbytes == 0);
assert(dest->pos <= dest->nbytes);
assert(ptr != NULL);
src = ptr;
assert(nbytes >= 3 && src[0] == 0xE0 && src[3] + 4 == nbytes);
if (dest->pos >= dest->nbytes) {
return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
}
dest->bytes[dest->pos++] = 0xE0;
checksum = 0;
// dprintf("%02x ", 0xe0);
for (i = 1 ; i < nbytes ; i++) {
byte = src[i];
checksum += byte;
// dprintf("%02x ", byte);
hr = led15070_frame_encode_byte(dest, byte);
if (FAILED(hr)) {
return hr;
}
}
// dprintf("%02x \n", checksum);
return led15070_frame_encode_byte(dest, checksum);
}
static HRESULT led15070_frame_encode_byte(struct iobuf *dest, uint8_t byte)
{
if (byte == 0xE0 || byte == 0xD0) {
if (dest->pos + 2 > dest->nbytes) {
return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
}
dest->bytes[dest->pos++] = 0xD0;
dest->bytes[dest->pos++] = byte - 1;
} else {
if (dest->pos + 1 > dest->nbytes) {
return HRESULT_FROM_WIN32(ERROR_INSUFFICIENT_BUFFER);
}
dest->bytes[dest->pos++] = byte;
}
return S_OK;
}

26
board/led15070-frame.h Normal file
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@ -0,0 +1,26 @@
#pragma once
#include <windows.h>
#include <stddef.h>
#include <stdint.h>
#include "hook/iobuf.h"
enum {
LED_15070_FRAME_SYNC = 0xE0,
};
struct led15070_hdr {
uint8_t sync;
uint8_t dest_adr;
uint8_t src_adr;
uint8_t nbytes;
};
HRESULT led15070_frame_decode(struct iobuf *dest, struct iobuf *src);
HRESULT led15070_frame_encode(
struct iobuf *dest,
const void *ptr,
size_t nbytes);

1250
board/led15070.c Normal file
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File diff suppressed because it is too large Load Diff

29
board/led15070.h Normal file
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@ -0,0 +1,29 @@
#pragma once
#include <windows.h>
#include <stdbool.h>
#include <stdint.h>
struct led15070_config {
bool enable;
unsigned int port_no;
char board_number[8];
uint8_t fw_ver;
uint16_t fw_sum;
wchar_t eeprom_path[MAX_PATH];
};
typedef HRESULT (*io_led_init_t)(void);
typedef void (*io_led_set_fet_output_t)(const uint8_t *rgb);
typedef void (*io_led_dc_update_t)(const uint8_t *rgb);
typedef void (*io_led_gs_update_t)(const uint8_t *rgb);
HRESULT led15070_hook_init(
const struct led15070_config *cfg,
io_led_init_t _led_init,
io_led_set_fet_output_t _led_set_fet_output,
io_led_dc_update_t _led_dc_update,
io_led_gs_update_t _led_gs_update,
unsigned int first_port,
unsigned int num_boards);

5
board/meson.build
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@ -25,6 +25,11 @@ board_lib = static_library(
'led15093-frame.h',
'led15093.c',
'led15093.h',
'led15070-cmd.h',
'led15070-frame.c',
'led15070-frame.h',
'led15070.c',
'led15070.h',
'sg-cmd.c',
'sg-cmd.h',
'sg-frame.c',

9
dist/idac/segatools.ini vendored
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@ -75,6 +75,15 @@ dipsw3=0
dipsw4=0
dipsw5=0
; -----------------------------------------------------------------------------
; LED settings
; -----------------------------------------------------------------------------
[led15070]
; Enable emulation of the 15070-02 controlled lights, which handle the cabinet
; and seat LEDs.
enable=1
; -----------------------------------------------------------------------------
; Custom IO settings
; -----------------------------------------------------------------------------

38
idachook/config.c
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@ -13,6 +13,43 @@
#include "platform/config.h"
#include "platform/platform.h"
void led15070_config_load(struct led15070_config *cfg, const wchar_t *filename)
{
assert(cfg != NULL);
assert(filename != NULL);
wchar_t tmpstr[16];
cfg->enable = GetPrivateProfileIntW(L"led15070", L"enable", 1, filename);
cfg->port_no = GetPrivateProfileIntW(L"led15070", L"portNo", 0, filename);
cfg->fw_ver = GetPrivateProfileIntW(L"led15070", L"fwVer", 0x90, filename);
/* TODO: Unknown, no firmware file available */
cfg->fw_sum = GetPrivateProfileIntW(L"led15070", L"fwSum", 0x0000, filename);
GetPrivateProfileStringW(
L"led15070",
L"boardNumber",
L"15070-02",
tmpstr,
_countof(tmpstr),
filename);
size_t n = wcstombs(cfg->board_number, tmpstr, sizeof(cfg->board_number));
for (int i = n; i < sizeof(cfg->board_number); i++)
{
cfg->board_number[i] = ' ';
}
GetPrivateProfileStringW(
L"led15070",
L"eepromPath",
L"DEVICE",
cfg->eeprom_path,
_countof(cfg->eeprom_path),
filename);
}
void idac_dll_config_load(
struct idac_dll_config *cfg,
const wchar_t *filename)
@ -42,6 +79,7 @@ void idac_hook_config_load(
zinput_config_load(&cfg->zinput, filename);
dvd_config_load(&cfg->dvd, filename);
io4_config_load(&cfg->io4, filename);
led15070_config_load(&cfg->led15070, filename);
}
void zinput_config_load(struct zinput_config *cfg, const wchar_t *filename)

2
idachook/config.h
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@ -4,6 +4,7 @@
#include <stddef.h>
#include "board/config.h"
#include "board/led15070.h"
#include "hooklib/dvd.h"
@ -19,6 +20,7 @@ struct idac_hook_config {
struct io4_config io4;
struct idac_dll_config dll;
struct zinput_config zinput;
struct led15070_config led15070;
};
void idac_dll_config_load(

19
idachook/dllmain.c
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@ -67,24 +67,31 @@ static DWORD CALLBACK idac_pre_startup(void)
goto fail;
}
hr = sg_reader_hook_init(&idac_hook_cfg.aime, 3, 3, idac_hook_mod);
if (FAILED(hr)) {
goto fail;
}
hr = idac_dll_init(&idac_hook_cfg.dll, idac_hook_mod);
if (FAILED(hr)) {
goto fail;
}
hr = sg_reader_hook_init(&idac_hook_cfg.aime, 3, 3, idac_hook_mod);
if (FAILED(hr)) {
goto fail;
}
hr = idac_io4_hook_init(&idac_hook_cfg.io4);
if (FAILED(hr)) {
goto fail;
}
hr = led15070_hook_init(&idac_hook_cfg.led15070, idac_dll.led_init,
idac_dll.led_set_fet_output, NULL, idac_dll.led_gs_update, 2, 1);
if (FAILED(hr)) {
goto fail;
}
/* Initialize debug helpers */
spike_hook_init(L".\\segatools.ini");

12
idachook/idac-dll.c
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@ -24,6 +24,18 @@ const struct dll_bind_sym idac_dll_syms[] = {
}, {
.sym = "idac_io_get_analogs",
.off = offsetof(struct idac_dll, get_analogs),
}, {
.sym = "idac_io_led_init",
.off = offsetof(struct idac_dll, led_init),
}, {
.sym = "idac_io_led_set_fet_output",
.off = offsetof(struct idac_dll, led_set_fet_output),
}, {
.sym = "idac_io_led_gs_update",
.off = offsetof(struct idac_dll, led_gs_update),
}, {
.sym = "idac_io_led_set_leds",
.off = offsetof(struct idac_dll, led_set_leds),
}
};

4
idachook/idac-dll.h
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@ -11,6 +11,10 @@ struct idac_dll {
void (*get_gamebtns)(uint8_t *gamebtn);
void (*get_shifter)(uint8_t *gear);
void (*get_analogs)(struct idac_io_analog_state *out);
HRESULT (*led_init)(void);
void (*led_set_fet_output)(const uint8_t *rgb);
void (*led_gs_update)(const uint8_t *rgb);
void (*led_set_leds)(const uint8_t *rgb);
};
struct idac_dll_config {

4
idachook/idachook.def
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@ -17,3 +17,7 @@ EXPORTS
idac_io_get_gamebtns
idac_io_get_shifter
idac_io_get_analogs
idac_io_led_init
idac_io_led_set_fet_output
idac_io_led_gs_update
idac_io_led_set_leds

33
idachook/io4.c
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@ -11,10 +11,12 @@
#include "util/dprintf.h"
static HRESULT idac_io4_poll(void *ctx, struct io4_state *state);
static HRESULT idac_io4_write_gpio(uint8_t* payload, size_t len);
static uint16_t coins;
static const struct io4_ops idac_io4_ops = {
.poll = idac_io4_poll,
.write_gpio = idac_io4_write_gpio
};
static const uint16_t idac_gear_signals[] = {
@ -128,3 +130,34 @@ static HRESULT idac_io4_poll(void *ctx, struct io4_state *state)
return S_OK;
}
static HRESULT idac_io4_write_gpio(uint8_t* payload, size_t len)
{
// Just fast fail if there aren't enough bytes in the payload
if (len < 3)
return S_OK;
// This command is used for lights in IDAC, but it only contains button lights,
// and only in the first 3 bytes of the payload; everything else is padding to
// make the payload 62 bytes. The rest of the cabinet lights and the side button
// lights are handled separately, by the 15070 lights controller.
uint32_t lights_data = (uint32_t) ((uint8_t)(payload[0]) << 24 |
(uint8_t)(payload[1]) << 16 |
(uint8_t)(payload[2]) << 8);
// Since Sega uses an odd ordering for the first part of the bitfield,
// let's normalize the data and just send over bytes for the receiver
// to interpret as ON/OFF values.
uint8_t rgb_out[6] = {
lights_data & IDAC_IO_LED_START ? 0xFF : 0x00,
lights_data & IDAC_IO_LED_VIEW_CHANGE ? 0xFF : 0x00,
lights_data & IDAC_IO_LED_UP ? 0xFF : 0x00,
lights_data & IDAC_IO_LED_DOWN ? 0xFF : 0x00,
lights_data & IDAC_IO_LED_RIGHT ? 0xFF : 0x00,
lights_data & IDAC_IO_LED_LEFT ? 0xFF : 0x00,
};
idac_dll.led_set_leds(rgb_out);
return S_OK;
}

43
idacio/dllmain.c
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@ -19,7 +19,7 @@ static bool idac_io_coin;
uint16_t idac_io_get_api_version(void)
{
return 0x0100;
return 0x0101;
}
HRESULT idac_io_init(void)
@ -118,3 +118,44 @@ void idac_io_get_analogs(struct idac_io_analog_state *out)
out->accel = tmp.accel;
out->brake = tmp.brake;
}
HRESULT idac_io_led_init(void)
{
return S_OK;
}
void idac_io_led_set_fet_output(const uint8_t *rgb)
{
#if 0
dprintf("IDAC LED: LEFT SEAT LED: %02X\n", rgb[0]);
dprintf("IDAC LED: RIGHT SEAT LED: %02X\n", rgb[1]);
#endif
return;
}
void idac_io_led_gs_update(const uint8_t *rgb)
{
#if 0
for (int i = 0; i < 9; i++) {
dprintf("IDAC LED: LED %d: %02X %02X %02X Speed: %02X\n",
i, rgb[i * 4], rgb[i * 4 + 1], rgb[i * 4 + 2], rgb[i * 4 + 3]);
}
#endif
return;
}
void idac_io_led_set_leds(const uint8_t *rgb)
{
#if 0
dprintf("IDAC LED: START: %02X\n", rgb[0]);
dprintf("IDAC LED: VIEW CHANGE: %02X\n", rgb[1]);
dprintf("IDAC LED: UP: %02X\n", rgb[2]);
dprintf("IDAC LED: DOWN: %02X\n", rgb[3]);
dprintf("IDAC LED: RIGHT: %02X\n", rgb[4]);
dprintf("IDAC LED: LEFT: %02X\n", rgb[5]);
#endif
return;
}

4
idacio/idacio.def
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@ -6,3 +6,7 @@ EXPORTS
idac_io_get_gamebtns
idac_io_get_shifter
idac_io_get_analogs
idac_io_led_init
idac_io_led_set_fet_output
idac_io_led_gs_update
idac_io_led_set_leds

67
idacio/idacio.h
View File

@ -19,6 +19,17 @@ enum {
IDAC_IO_GAMEBTN_VIEW_CHANGE = 0x20,
};
enum {
/* These are the bitmasks to use when checking which
lights are triggered on incoming IO4 GPIO writes. */
IDAC_IO_LED_START = 1 << 31,
IDAC_IO_LED_VIEW_CHANGE = 1 << 30,
IDAC_IO_LED_UP = 1 << 25,
IDAC_IO_LED_DOWN = 1 << 24,
IDAC_IO_LED_LEFT = 1 << 23,
IDAC_IO_LED_RIGHT = 1 << 22,
};
struct idac_io_analog_state {
/* Current steering wheel position, where zero is the centered position.
@ -93,3 +104,59 @@ void idac_io_get_analogs(struct idac_io_analog_state *out);
Minimum API version: 0x0100 */
void idac_io_get_shifter(uint8_t *gear);
/* Initialize LED emulation. This function will be called before any
other idac_io_led_*() function calls.
All subsequent calls may originate from arbitrary threads and some may
overlap with each other. Ensuring synchronization inside your IO DLL is
your responsibility.
Minimum API version: 0x0101 */
HRESULT idac_io_led_init(void);
/* Update the FET outputs. rgb is a pointer to an array up to 3 bytes.
The following bits are used to control the FET outputs:
[0]: LEFT SEAT LED
[1]: RIGHT SEAT LED
The LED is truned on when the byte is 255 and turned off when the byte is 0.
Minimum API version: 0x0101 */
void idac_io_led_set_fet_output(const uint8_t *rgb);
/* Update the RGB LEDs. rgb is a pointer to an array up to 32 * 4 = 128 bytes.
The LEDs are laid out as follows:
[0]: LEFT UP LED
[1-2]: LEFT CENTER LED
[3]: LEFT DOWN LED
[5]: RIGHT UP LED
[6-7]: RIGHT CENTER LED
[8]: RIGHT DOWN LED
Each rgb value is comprised for 4 bytes in the order of R, G, B, Speed.
Speed is a value from 0 to 255, where 0 is the fastest speed and 255 is the slowest.
Minimum API version: 0x0101 */
void idac_io_led_gs_update(const uint8_t *rgb);
/* Update the cabinet button LEDs. rgb is a pointer to an array up to 6 bytes.
The LEDs are laid out as follows:
[0]: START LED
[1]: VIEW CHANGE LED
[2]: UP LED
[3]: DOWN LED
[4]: RIGHT LED
[5]: LEFT LED
The LED is turned on when the byte is 255 and turned off when the byte is 0.
Minimum API version: 0x0101 */
void idac_io_led_set_leds(const uint8_t *rgb);

11
idzhook/dllmain.c
View File

@ -1,3 +1,14 @@
/*
"Initial D ARCADE STAGE Zero" (idz) hook
Devices
JVS: 837-15257 "Type 4" I/O Board
COM1: 838-15069 MOTOR DRIVE BD RS232/422 Board
COM10: 837-15286 "Gen 2" Aime Reader
COM11: 837-15070-02 IC BD LED Controller Board
*/
#include <windows.h>
#include <shlwapi.h>