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Add stock-USB native Joy-Con R/L hub bridge

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This commit is contained in:
Joey Yakimowich-Payne 2026-09-12 15:28:58 -06:00
commit 1748910316
41 changed files with 7101 additions and 909 deletions
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35
bluepad32_config/parser/uni_hid_parser_switch2.c
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@ -70,6 +70,9 @@ typedef enum {
#if SWITCH_PICO_SWITCH2_MOUSE_CAPTURE
SW2_SECONDARY_DESCRIPTOR, SW2_SUBSCRIBE_SECONDARY,
#endif
#if SWITCH_PICO_SWITCH2_MEMORY_CAPTURE
SW2_CAPTURE_MEMORY,
#endif
} sw2_state_t;
typedef enum { SW2_QUERY_NONE, SW2_QUERY_DISCOVERY, SW2_QUERY_CCCD, SW2_QUERY_COMMAND, SW2_QUERY_RUMBLE } sw2_query_t;
typedef struct {
@ -473,6 +476,11 @@ static void sw2_continue(sw2_instance_t* ins) {
case SW2_GYRO_CALIBRATION:
sw2_read_memory(ins, 0x13044, 12);
break;
#if SWITCH_PICO_SWITCH2_MEMORY_CAPTURE
case SW2_CAPTURE_MEMORY:
sw2_read_memory(ins, ins->memory_address, 64);
break;
#endif
case SW2_FEATURES: {
#if SWITCH_PICO_SWITCH2_USB_BRIDGE
// Match the console's complete native feature set, including the
@ -537,8 +545,28 @@ static void sw2_complete_command(sw2_instance_t* ins) {
ins->state = SW2_GYRO_CALIBRATION;
break;
case SW2_GYRO_CALIBRATION:
#if SWITCH_PICO_SWITCH2_MEMORY_CAPTURE
if (sw2_mouse_capture_enabled(ins)) {
ins->state = SW2_CAPTURE_MEMORY;
ins->memory_address = 0x13000;
break;
}
#endif
sw2_subscribe(ins, true);
return;
#if SWITCH_PICO_SWITCH2_MEMORY_CAPTURE
case SW2_CAPTURE_MEMORY:
// Only factory/user calibration banks; never pairing keys or
// write/erase commands. Each page requires its matching ACK.
ins->memory_address += 64;
if (ins->memory_address == 0x15000)
ins->memory_address = 0x1fc000;
if (ins->memory_address == 0x1fd000) {
sw2_subscribe(ins, true);
return;
}
break;
#endif
case SW2_FEATURES:
if (++ins->step == 2) {
ins->state = SW2_READY;
@ -580,6 +608,13 @@ static void sw2_response(sw2_instance_t* ins, const uint8_t* data, uint16_t leng
little_endian_read_32(data, 12) != ins->memory_address || length < 16 + ins->memory_length)
return; // Includes a stale memory response with the same cmd/subcmd.
const uint8_t* value = data + 16;
#if SWITCH_PICO_SWITCH2_MEMORY_CAPTURE
if (ins->state == SW2_CAPTURE_MEMORY) {
char label[24];
snprintf(label, sizeof(label), "MEMORY_%08lx", (unsigned long)ins->memory_address);
sw2_log_capture(label, ins, value, ins->memory_length);
}
#endif
if (ins->state == SW2_INFO) {
if (little_endian_read_16(value, 18) != UNI_SW2_NINTENDO_VID ||
little_endian_read_16(value, 20) != ins->device->product_id) {