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Prepare for ArtPad emulation

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This commit is contained in:
Cacodemon345
2023-03-02 16:45:47 +06:00
parent 2fe6372bc8
commit 9d1175d1d8
1 changed files with 187 additions and 36 deletions
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223
src/device/mouse_wacom_tablet.c
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@@ -19,17 +19,43 @@ enum wacom_modes {
WACOM_MODE_SWITCH = 3,
};
enum wacom_handshake_modes {
WACOM_HANDSHAKE_NONE = 0,
WACOM_HANDSHAKE_CTS = 1,
WACOM_HANDSHAKE_DTS = 2,
WACOM_HANDSHAKE_BOTH = 3,
};
enum wacom_cmd_set {
WACOM_CMDSET_BITPAD = 0,
WACOM_CMDSET_MM1201 = 1,
WACOM_CMDSET_IIS = 2,
WACOM_CMDSET_IV = 3
};
enum {
REPORT_PHASE_PREPARE,
REPORT_PHASE_TRANSMIT
};
typedef struct wacom_tablet_id {
char id[512];
} wacom_tablet_id;
static const wacom_tablet_id sd510_id = {
.id = "~#SD51C V3.2.1.01\r"
};
static const wacom_tablet_id artpad_id = {
.id = "~#KT-0405-R00 V1.1-0\r"
};
typedef struct {
const char *name; /* name of this device */
int8_t type, /* type of this device */
port;
uint8_t flags, but, /* device flags */
status, format,
status, bits,
data_len, data[64],
data_rec[0x200];
int abs_x, abs_y,
@@ -42,11 +68,44 @@ typedef struct {
int reset;
int transmit_id, transmit_id_pending;
int pressure_mode;
int suppressed, measurement, always_report;
int remote_req, remote_mode;
int suppressed, measurement;
int remote_req;
int last_abs_x, last_abs_y; /* Suppressed/Increment Mode. */
uint32_t settings; /* Settings DWORD */
int last_abs_x, last_abs_y; /* Suppressed/Increment Mode. */
union {
uint32_t settings; /* Settings DWORD */
/* We don't target any architectures except x86/x64/ARM32/ARM64.
(The ABIs for those are explicit in little-endian bit ordering) */
struct {
uint8_t remote_mode : 1;
uint8_t bitpad_two_cursor_data : 1;
uint8_t mm961_orientation : 1;
uint8_t mm_command_set : 1;
uint8_t tilt : 1;
uint8_t multi_device : 1;
uint8_t reading_height : 1;
uint8_t pressure_sensitivity : 1;
uint8_t pnp : 1; /* Unused. */
uint8_t dummy : 1;
uint8_t terminator : 2;
uint8_t out_of_range_data : 1;
uint8_t origin_location : 1;
uint8_t resolution : 2;
uint8_t transfer_rate : 2;
uint8_t coord_sys : 1;
uint8_t output_format : 1;
uint8_t transfer_mode : 2;
uint8_t handshake : 2;
uint8_t stop_bits_conf : 1;
uint8_t data_bits_conf : 1;
uint8_t parity : 2;
uint8_t baud_rate : 2;
uint8_t cmd_set : 2;
} settings_bits;
};
double transmit_period;
double old_tsc, reset_tsc;
@@ -55,12 +114,22 @@ typedef struct {
serial_t *serial;
} mouse_wacom_t;
static unsigned int
reverse(register unsigned int x)
{
x = (((x & 0xaaaaaaaa) >> 1) | ((x & 0x55555555) << 1));
x = (((x & 0xcccccccc) >> 2) | ((x & 0x33333333) << 2));
x = (((x & 0xf0f0f0f0) >> 4) | ((x & 0x0f0f0f0f) << 4));
x = (((x & 0xff00ff00) >> 8) | ((x & 0x00ff00ff) << 8));
return ((x >> 16) | (x << 16));
}
static double
wacom_transmit_period(mouse_wacom_t *dev, int bps, int rps)
{
double dbps = (double) bps;
double temp = 0.0;
int word_len = 10;
int word_len = dev->bits;
if (rps == -1)
temp = (double) word_len;
@@ -74,25 +143,85 @@ wacom_transmit_period(mouse_wacom_t *dev, int bps, int rps)
return temp;
}
static void
wacom_process_settings_dword(mouse_wacom_t *wacom, uint32_t dword)
{
wacom->settings = dword;
wacom->mode = wacom->settings_bits.transfer_mode;
wacom->bits = 7 + wacom->settings_bits.data_bits_conf;
wacom->bits += 1 + wacom->settings_bits.stop_bits_conf;
if (wacom->settings_bits.parity == 2 && !(wacom->bits % 2)) {
wacom->bits++;
} else if (wacom->settings_bits.parity == 3 && (wacom->bits % 2)) {
wacom->bits++;
}
switch(wacom->settings_bits.baud_rate) {
case 0:
wacom->transmit_period = wacom_transmit_period(wacom, 2400, -1);
break;
case 1:
wacom->transmit_period = wacom_transmit_period(wacom, 4800, -1);
break;
case 2:
wacom->transmit_period = wacom_transmit_period(wacom, 9600, -1);
break;
case 3:
wacom->transmit_period = wacom_transmit_period(wacom, 19200, -1);
break;
}
mouse_mode = !wacom->settings_bits.coord_sys;
}
static void
wacom_reset(mouse_wacom_t *wacom)
{
wacom->transmit_period = wacom_transmit_period(wacom, 9600, -1);
wacom->mode = WACOM_MODE_POINT;
wacom->data_pos = 0;
wacom->transmission_ongoing = 0;
wacom->mode = 0;
wacom->transmission_stopped = 0;
wacom->interval = 0;
wacom->transmit_id = 0;
wacom->format = 0; /* ASCII */
wacom->measurement = 1;
wacom->transmit_period = wacom_transmit_period(wacom, 9600, -1);
wacom->mode = WACOM_MODE_POINT;
wacom->data_pos = 0;
wacom->transmission_ongoing = 0;
wacom->transmission_stopped = 0;
wacom->interval = 0;
wacom->transmit_id = 0;
wacom->settings_bits.output_format = 1; /* ASCII */
wacom->settings_bits.cmd_set = 1;
wacom->measurement = 1;
wacom->increment = wacom->suppressed_increment = 0;
wacom->reset_tsc = tsc;
wacom->remote_mode = wacom->remote_req = 0;
wacom->always_report = 0;
wacom->settings_bits.remote_mode = wacom->remote_req = 0;
wacom->settings_bits.out_of_range_data = 0;
mouse_mode = 1;
wacom_process_settings_dword(wacom, 0xA21BC800);
}
static void
wacom_reset_artpad(mouse_wacom_t *wacom)
{
wacom->transmit_period = wacom_transmit_period(wacom, 9600, -1);
wacom->mode = WACOM_MODE_SUPPRESSED;
wacom->data_pos = 0;
wacom->transmission_ongoing = 0;
wacom->transmission_stopped = 0;
wacom->interval = 0;
wacom->transmit_id = 0;
wacom->settings_bits.output_format = 0; /* Binary */
wacom->measurement = 1;
wacom->increment = 0;
wacom->suppressed_increment = 1;
wacom->reset_tsc = tsc;
wacom->settings_bits.remote_mode = 0;
wacom->remote_req = 0;
wacom->settings_bits.out_of_range_data = 0;
wacom_process_settings_dword(wacom, 0xE203C000);
mouse_mode = 1;
}
static void
@@ -100,7 +229,23 @@ wacom_callback(struct serial_s *serial, void *priv)
{
mouse_wacom_t *wacom = (mouse_wacom_t *) priv;
wacom->transmit_period = wacom_transmit_period(wacom, 9600, -1);
switch(wacom->settings_bits.baud_rate) {
case 0:
wacom->transmit_period = wacom_transmit_period(wacom, 2400, -1);
break;
case 1:
wacom->transmit_period = wacom_transmit_period(wacom, 4800, -1);
break;
case 2:
wacom->transmit_period = wacom_transmit_period(wacom, 9600, -1);
break;
case 3:
wacom->transmit_period = wacom_transmit_period(wacom, 19200, -1);
break;
}
timer_stop(&wacom->report_timer);
timer_on_auto(&wacom->report_timer, wacom->transmit_period);
}
@@ -130,7 +275,7 @@ wacom_write(struct serial_s *serial, void *priv, uint8_t data)
if (data == '@') {
wacom->remote_req = 1;
wacom->remote_mode = 1;
wacom->settings_bits.remote_mode = 1;
return;
}
if (data == 0x13) {
@@ -139,7 +284,7 @@ wacom_write(struct serial_s *serial, void *priv, uint8_t data)
}
if (data == 0x11) {
wacom->transmission_stopped = 0;
wacom->remote_mode = wacom->remote_req = 0;
wacom->settings_bits.remote_mode = wacom->remote_req = 0;
return;
}
wacom->data_rec[wacom->data_rec_pos++] = data;
@@ -152,11 +297,10 @@ wacom_write(struct serial_s *serial, void *priv, uint8_t data)
else
pclog("Wacom: written %s\n", wacom->data_rec);
if (!memcmp(wacom->data_rec, "AS", 2)) {
wacom->format = (wacom->data_rec[2] == '1');
wacom->transmission_ongoing = 0;
wacom->settings_bits.output_format = !(wacom->data_rec[2] == '1');
wacom->transmission_ongoing = 0;
} else if (!memcmp(wacom->data_rec, "SR", 2)) {
wacom->mode = WACOM_MODE_STREAM;
wacom->suppressed_increment = 0;
} else if (!memcmp(wacom->data_rec, "IN", 2)) {
sscanf((const char *) wacom->data_rec, "IN%d", &wacom->increment);
} else if (!memcmp(wacom->data_rec, "RE", 2) || wacom->data_rec[0] == '$' || wacom->data_rec[0] == '#') {
@@ -173,17 +317,23 @@ wacom_write(struct serial_s *serial, void *priv, uint8_t data)
sscanf((const char *) wacom->data_rec, "PH%d", &wacom->pressure_mode);
} else if (!memcmp(wacom->data_rec, "IC", 2)) {
sscanf((const char *) wacom->data_rec, "IC%d", &wacom->measurement);
} else if (!memcmp(wacom->data_rec, "SW", 2)) {
wacom->mode = WACOM_MODE_SWITCH;
} else if (!memcmp(wacom->data_rec, "AL", 2)) {
sscanf((const char *) wacom->data_rec, "AL%d", &wacom->always_report);
uint8_t out_of_range_data = wacom->settings_bits.out_of_range_data;
sscanf((const char *) wacom->data_rec, "AL%d", &out_of_range_data);
wacom->settings_bits.out_of_range_data = !!out_of_range_data;
} else if (!memcmp(wacom->data_rec, "RQ", 2)) {
sscanf((const char *) wacom->data_rec, "RQ%d", &wacom->remote_mode);
if (wacom->remote_mode)
uint8_t remote_mode = 0;
sscanf((const char *) wacom->data_rec, "RQ%d", &remote_mode);
wacom->settings_bits.remote_mode = !!remote_mode;
if (wacom->settings_bits.remote_mode)
wacom->remote_req = 1;
} else if (!memcmp(wacom->data_rec, "SP", 2)) {
wacom->transmission_stopped = 1;
} else if (!memcmp(wacom->data_rec, "ST", 2)) {
wacom->transmission_stopped = 0;
wacom->remote_mode = wacom->remote_req = 0;
wacom->settings_bits.remote_mode = wacom->remote_req = 0;
}
}
}
@@ -243,17 +393,17 @@ wacom_transmit_prepare(mouse_wacom_t *wacom, int x, int y)
wacom->data_pos = 0;
memset(wacom->data, 0, sizeof(wacom->data));
if (wacom->transmit_id) {
wacom->transmission_format = 0;
wacom->transmission_format = 1;
snprintf((char *) wacom->data, sizeof(wacom->data), "~#SD51C V3.2.1.01\r");
return;
}
wacom->transmission_format = wacom->format;
wacom->transmission_format = wacom->settings_bits.output_format;
wacom->last_abs_x = wacom->abs_x;
wacom->last_abs_y = wacom->abs_y;
wacom->remote_req = 0;
wacom->oldb = wacom->b;
if (wacom->format == 1) {
if (wacom->settings_bits.output_format == 0) {
wacom->data[0] = 0xC0;
wacom->data[6] = wacom->pressure_mode ? ((wacom->b & 0x1) ? (uint8_t) 31 : (uint8_t) -31) : wacom_get_switch(wacom->b);
@@ -310,13 +460,13 @@ wacom_report_timer(void *priv)
goto transmit_prepare;
if (wacom->transmission_ongoing)
goto transmit;
else if (wacom->remote_mode && !wacom->remote_req)
else if (wacom->settings_bits.remote_mode && !wacom->remote_req)
return;
else {
if (wacom->remote_mode && wacom->remote_req) {
if (wacom->settings_bits.remote_mode && wacom->remote_req) {
goto transmit_prepare;
}
if (wacom->transmission_stopped || (!mouse_tablet_in_proximity && !wacom->always_report))
if (wacom->transmission_stopped || (!mouse_tablet_in_proximity && !wacom->settings_bits.out_of_range_data))
return;
if (milisecond_diff >= (wacom->interval * 5)) {
@@ -359,8 +509,8 @@ transmit_prepare:
transmit:
serial_write_fifo(wacom->serial, wacom->data[wacom->data_pos++]);
if ((wacom->transmission_format == 0 && wacom->data[wacom->data_pos] == 0)
|| (wacom->transmission_format == 1 && wacom->data_pos == 7)) {
if ((wacom->transmission_format == 1 && wacom->data[wacom->data_pos] == 0)
|| (wacom->transmission_format == 0 && wacom->data_pos == 7)) {
wacom->transmission_ongoing = 0;
wacom->transmit_id = 0;
wacom->data_pos = 0;
@@ -377,6 +527,7 @@ wacom_init(const device_t *info)
dev = (mouse_wacom_t *) calloc(1, sizeof(mouse_wacom_t));
dev->name = info->name;
dev->but = 3;
dev->bits = 10;
dev->port = device_get_config_int("port");