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https://github.com/CTCaer/hekate
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input: Add Joy-Con UART driver
This commit is contained in:
CTCaer
parent
56034f9aac
commit
7b715f7be9
2 changed files with 894 additions and 0 deletions
796
nyx/nyx_gui/input/joycon.c
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796
nyx/nyx_gui/input/joycon.c
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/*
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* Joy-Con UART driver for Nintendo Switch
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*
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* Copyright (c) 2019 CTCaer
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <string.h>
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#include "joycon.h"
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#include "../gfx/gfx.h"
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#include "../power/max17050.h"
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#include "../power/regulator_5v.h"
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#include "../soc/bpmp.h"
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#include "../soc/clock.h"
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#include "../soc/gpio.h"
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#include "../soc/pinmux.h"
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#include "../soc/uart.h"
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#include "../soc/t210.h"
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#include "../utils/util.h"
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// For disabling driver when logging is enabled.
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#include "../libs/lvgl/lvgl.h"
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#define JC_WIRED_CMD 0x91
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#define JC_WIRED_HID 0x92
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#define JC_WIRED_INIT_REPLY 0x94
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#define JC_INIT_HANDSHAKE 0xA5
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#define JC_WIRED_CMD_MAC 0x01
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#define JC_WIRED_CMD_10 0x10
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#define JC_HID_OUTPUT_RPT 0x01
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#define JC_HID_RUMBLE_RPT 0x10
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#define JC_HID_INPUT_RPT 0x30
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#define JC_HID_SUBMCD_RPT 0x21
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#define JC_HID_SUBCMD_HCI_STATE 0x06
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#define HCI_STATE_SLEEP 0x00
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#define HCI_STATE_RECONNECT 0x01
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#define HCI_STATE_PAIR 0x02
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#define HCI_STATE_HOME 0x04
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#define JC_HID_SUBCMD_SPI_READ 0x10
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#define JC_HID_SUBCMD_RUMBLE_CTL 0x48
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#define JC_HID_SUBCMD_SND_RUMBLE 0xFF
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#define JC_BTN_MASK_L 0xFF2900 // 0xFFE900: with charge status.
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#define JC_BTN_MASK_R 0x76FF
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#define JC_ID_L 1
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#define JC_ID_R 2
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enum
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{
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JC_BATT_EMTPY = 0,
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JC_BATT_CRIT = 2,
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JC_BATT_LOW = 4,
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JC_BATT_MID = 6,
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JC_BATT_FULL = 8
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};
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static const u8 init_jc[] = {
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0xA1, 0xA2, 0xA3, 0xA4
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};
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static const u8 init_handshake[] = {
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0x19, 0x01, 0x03, 0x07, 0x00, // Uart header.
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JC_INIT_HANDSHAKE, 0x02, // Wired cmd and wired subcmd.
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0x01, 0x7E, 0x00, 0x00, 0x00 // Wired subcmd data.
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};
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static const u8 init_get_info[] = {
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0x19, 0x01, 0x03, 0x07, 0x00, // Uart header.
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JC_WIRED_CMD, JC_WIRED_CMD_MAC, // Wired cmd and subcmd.
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0x00, 0x00, 0x00, 0x00, 0x24 // Wired subcmd data.
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};
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static const u8 init_finilize[] = {
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0x19, 0x01, 0x03, 0x07, 0x00, // Uart header.
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JC_WIRED_CMD, JC_WIRED_CMD_10, // Wired cmd and subcmd.
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0x00, 0x00, 0x00, 0x00, 0x3D // Wired subcmd data.
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};
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static const u8 nx_pad_status[] = {
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0x19, 0x01, 0x03, 0x08, 0x00, // Uart header.
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JC_WIRED_HID, 0x00, // Wired cmd and hid cmd.
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0x01, 0x00, 0x00, 0x69, 0x2D, 0x1F // hid data.
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};
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typedef struct _jc_uart_hdr_t
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{
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u8 magic[3];
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u8 total_size_lsb;
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u8 total_size_msb;
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} jc_uart_hdr_t;
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typedef struct _jc_wired_hdr_t
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{
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jc_uart_hdr_t uart_hdr;
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u8 cmd;
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u8 data[5];
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u8 crc;
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u8 payload[];
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} jc_wired_hdr_t;
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typedef struct _jc_hid_out_rpt_t
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{
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u8 cmd;
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u8 pkt_id;
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u8 rumble[8];
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u8 subcmd;
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u8 subcmd_data[];
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} jc_hid_out_rpt_t;
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typedef struct _jc_hid_out_spi_read_t
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{
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u32 addr;
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u8 size;
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} jc_hid_out_spi_read_t;
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typedef struct _jc_hid_in_rpt_t
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{
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u8 cmd;
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u8 pkt_id;
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u8 conn_info:4;
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u8 batt_info:4;
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u8 btn_right;
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u8 btn_shared;
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u8 btn_left;
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u8 stick_h_left;
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u8 stick_m_left;
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u8 stick_v_left;
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u8 stick_h_right;
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u8 stick_m_right;
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u8 stick_v_right;
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u8 vib_decider;
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u8 submcd_ack;
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u8 subcmd;
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u8 subcmd_data[];
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} jc_hid_in_rpt_t;
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typedef struct _jc_hid_in_spi_read_t
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{
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u32 addr;
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u8 size;
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u8 data[];
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} jc_hid_in_spi_read_t;
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typedef struct _jc_hid_in_pair_data_t
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{
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u8 magic;
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u8 size;
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u16 checksum;
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u8 mac[6];
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u8 ltk[16];
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u8 pad0[10];
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u8 bt_caps; // bit3: Secure conn supported host, bit5: Paired to TBFC supported host, bit6: iTBFC page supported
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u8 pad1;
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} jc_hid_in_pair_data_t;
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typedef struct _joycon_ctxt_t
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{
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u8 buf[0x100]; //FIXME: If heap is used, dumping breaks.
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u8 uart;
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u8 type;
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u8 mac[6];
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u32 hw_init_done;
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u32 last_received_time;
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u32 last_status_req_time;
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u8 rumble_sent;
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u8 connected;
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} joycon_ctxt_t;
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static joycon_ctxt_t jc_l;
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static joycon_ctxt_t jc_r;
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static bool jc_init_done = false;
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static u32 hid_pkt_inc = 0;
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static jc_gamepad_rpt_t jc_gamepad;
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void jc_power_supply(u8 uart, bool enable);
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void joycon_send_raw(u8 uart_port, const u8 *buf, u16 size)
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{
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uart_send(uart_port, buf, size);
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uart_wait_idle(uart_port, UART_TX_IDLE);
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}
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static u16 jc_packet_add_uart_hdr(jc_wired_hdr_t *out, u8 wired_cmd, u8 *data, u16 size)
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{
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out->uart_hdr.magic[0] = 0x19;
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out->uart_hdr.magic[1] = 0x01;
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out->uart_hdr.magic[2] = 0x3;
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out->uart_hdr.total_size_lsb = 7;
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out->uart_hdr.total_size_msb = 0;
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out->cmd = wired_cmd;
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if (data)
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memcpy(out->data, data, size);
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out->crc = 0; // wired crc8ccit can be skipped.
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return sizeof(jc_wired_hdr_t);
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}
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static u16 jc_hid_output_rpt_craft(jc_wired_hdr_t *rpt, u8 *payload, u16 size)
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{
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u16 pkt_size = jc_packet_add_uart_hdr(rpt, JC_WIRED_HID, NULL, 0);
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pkt_size += size;
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rpt->uart_hdr.total_size_lsb += size;
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rpt->data[0] = size >> 8;
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rpt->data[1] = size & 0xFF;
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if (payload)
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memcpy(rpt->payload, payload, size);
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return pkt_size;
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}
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void jc_send_hid_output_rpt(u8 uart, u8 *payload, u16 size)
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{
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u8 rpt[0x50];
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memset(rpt, 0, sizeof(rpt));
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u32 rpt_size = jc_hid_output_rpt_craft((jc_wired_hdr_t *)rpt, payload, size);
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joycon_send_raw(uart, rpt, rpt_size);
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}
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static u8 jc_hid_pkt_id_incr()
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{
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u8 curr_id = hid_pkt_inc;
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hid_pkt_inc++;
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return (curr_id & 0xF);
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}
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void jc_send_hid_cmd(u8 uart, u8 subcmd, u8 *data, u16 size)
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{
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u8 temp[0x30];
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u8 rumble_neutral[8] = {0x00, 0x01, 0x40, 0x40, 0x00, 0x01, 0x40, 0x40};
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u8 rumble_init[8] = {0xc2, 0xc8, 0x03, 0x72, 0xc2, 0xc8, 0x03, 0x72};
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memset(temp, 0, sizeof(temp));
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jc_hid_out_rpt_t *hid_pkt = (jc_hid_out_rpt_t *)temp;
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memcpy(hid_pkt->rumble, rumble_neutral, sizeof(rumble_neutral));
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if (subcmd == JC_HID_SUBCMD_SND_RUMBLE)
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{
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bool send_r_rumble = jc_r.connected && !jc_r.rumble_sent;
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bool send_l_rumble = jc_l.connected && !jc_l.rumble_sent;
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// Enable rumble.
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hid_pkt->cmd = JC_HID_OUTPUT_RPT;
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hid_pkt->pkt_id = jc_hid_pkt_id_incr();
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hid_pkt->subcmd = JC_HID_SUBCMD_RUMBLE_CTL;
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hid_pkt->subcmd_data[0] = 1;
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if (send_r_rumble)
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jc_send_hid_output_rpt(UART_B, (u8 *)hid_pkt, 0x10);
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if (send_l_rumble)
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jc_send_hid_output_rpt(UART_C, (u8 *)hid_pkt, 0x10);
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// Send rumble.
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hid_pkt->cmd = JC_HID_RUMBLE_RPT;
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hid_pkt->pkt_id = jc_hid_pkt_id_incr();
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memcpy(hid_pkt->rumble, rumble_init, sizeof(rumble_init));
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if (send_r_rumble)
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jc_send_hid_output_rpt(UART_B, (u8 *)hid_pkt, 10);
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if (send_l_rumble)
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jc_send_hid_output_rpt(UART_C, (u8 *)hid_pkt, 10);
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msleep(15);
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// Disable rumble.
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hid_pkt->cmd = JC_HID_OUTPUT_RPT;
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hid_pkt->pkt_id = jc_hid_pkt_id_incr();
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hid_pkt->subcmd = JC_HID_SUBCMD_RUMBLE_CTL;
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hid_pkt->subcmd_data[0] = 0;
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memcpy(hid_pkt->rumble, rumble_neutral, sizeof(rumble_neutral));
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if (send_r_rumble)
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jc_send_hid_output_rpt(UART_B, (u8 *)hid_pkt, 0x10);
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if (send_l_rumble)
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jc_send_hid_output_rpt(UART_C, (u8 *)hid_pkt, 0x10);
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}
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else
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{
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hid_pkt->cmd = JC_HID_OUTPUT_RPT;
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hid_pkt->pkt_id = jc_hid_pkt_id_incr();
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hid_pkt->subcmd = subcmd;
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if (data)
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memcpy(hid_pkt->subcmd_data, data, size);
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u8 pkt_size = sizeof(jc_hid_out_rpt_t) + size;
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if (subcmd != JC_HID_SUBCMD_SPI_READ)
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jc_send_hid_output_rpt(uart, (u8 *)hid_pkt, pkt_size);
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else
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{
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jc_send_hid_output_rpt(UART_B, (u8 *)hid_pkt, pkt_size);
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jc_send_hid_output_rpt(UART_C, (u8 *)hid_pkt, pkt_size);
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}
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}
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}
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static void jc_charging_decider(u8 batt, u8 uart)
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{
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u32 system_batt_enough = max17050_get_cached_batt_volt() > 4000;
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// Power supply control based on battery levels and charging.
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if ((batt >> 1 << 1) < JC_BATT_LOW) // Level without checking charging.
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jc_power_supply(uart, true);
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else if (batt > (system_batt_enough ? JC_BATT_FULL : JC_BATT_MID)) // Addresses the charging bit.
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jc_power_supply(uart, false);
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}
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static void jc_parse_wired_hid(joycon_ctxt_t *jc, const u8* packet, u32 size)
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{
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u32 btn_tmp;
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jc_hid_in_rpt_t *hid_pkt = (jc_hid_in_rpt_t *)packet;
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switch (hid_pkt->cmd)
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{
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case JC_HID_INPUT_RPT:
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btn_tmp = hid_pkt->btn_right | hid_pkt->btn_shared << 8 | hid_pkt->btn_left << 16;
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if (jc->type & JC_ID_L)
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{
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jc_gamepad.buttons &= ~JC_BTN_MASK_L;
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jc_gamepad.buttons |= (btn_tmp & JC_BTN_MASK_L);
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jc_gamepad.lstick_x = hid_pkt->stick_h_left | ((hid_pkt->stick_m_left & 0xF) << 8);
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jc_gamepad.lstick_y = (hid_pkt->stick_m_left >> 4) | (hid_pkt->stick_v_left << 4);
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jc_gamepad.batt_info_l = hid_pkt->batt_info;
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}
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else if (jc->type & JC_ID_R)
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{
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jc_gamepad.buttons &= ~JC_BTN_MASK_R;
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jc_gamepad.buttons |= (btn_tmp & JC_BTN_MASK_R);
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jc_gamepad.rstick_x = hid_pkt->stick_h_right | ((hid_pkt->stick_m_right & 0xF) << 8);
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jc_gamepad.rstick_y = (hid_pkt->stick_m_right >> 4) | (hid_pkt->stick_v_right << 4);
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jc_gamepad.batt_info_r = hid_pkt->batt_info;
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}
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jc_gamepad.conn_l = jc_l.connected;
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jc_gamepad.conn_r = jc_r.connected;
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jc_charging_decider(hid_pkt->batt_info, jc->uart);
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break;
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case JC_HID_SUBMCD_RPT:
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if (hid_pkt->subcmd == JC_HID_SUBCMD_SPI_READ)
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{
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jc_bt_conn_t *bt_conn;
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if (jc->type & JC_ID_L)
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bt_conn = &jc_gamepad.bt_conn_l;
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else
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bt_conn = &jc_gamepad.bt_conn_r;
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jc_hid_in_spi_read_t *spi_info = (jc_hid_in_spi_read_t *)hid_pkt->subcmd_data;
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jc_hid_in_pair_data_t *pair_data = (jc_hid_in_pair_data_t *)spi_info->data;
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// Check if we reply is pairing info.
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if (spi_info->addr == 0x2000 && spi_info->size == 0x1A && pair_data->magic == 0x95)
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{
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bt_conn->type = jc->type;
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memcpy(bt_conn->mac, jc->mac, 6);
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memcpy(bt_conn->host_mac, pair_data->mac, 6);
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for (u32 i = 16; i > 0; i--)
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bt_conn->ltk[16 - i] = pair_data->ltk[i - 1];
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}
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}
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break;
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default:
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break;
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}
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jc->last_received_time = get_tmr_ms();
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}
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static void jc_parse_wired_init(joycon_ctxt_t *jc, const u8* data, u32 size)
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{
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switch (data[0])
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{
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case JC_WIRED_CMD_MAC:
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for (int i = 12; i > 6; i--)
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jc->mac[12 - i] = data[i];
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jc->type = data[6];
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jc->connected = true;
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default:
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break;
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}
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}
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static void jc_uart_pkt_parse(joycon_ctxt_t *jc, const u8* packet, size_t size)
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{
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jc_wired_hdr_t *pkt = (jc_wired_hdr_t *)packet;
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switch (pkt->cmd)
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{
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case JC_WIRED_HID:
|
||||
jc_parse_wired_hid(jc, pkt->payload, (pkt->data[0] << 8) | pkt->data[1]);
|
||||
break;
|
||||
case JC_WIRED_INIT_REPLY:
|
||||
jc_parse_wired_init(jc, pkt->data, size - sizeof(jc_uart_hdr_t) - 1);
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
static void jc_rcv_pkt(joycon_ctxt_t *jc)
|
||||
{
|
||||
if (gpio_read(GPIO_PORT_E, GPIO_PIN_6) && jc->uart == UART_C)
|
||||
return;
|
||||
else if (gpio_read(GPIO_PORT_H, GPIO_PIN_6) && jc->uart == UART_B)
|
||||
return;
|
||||
|
||||
// Check if device stopped sending data.
|
||||
u32 uart_irq = uart_get_IIR(jc->uart);
|
||||
if ((uart_irq & 0x8) != 0x8)
|
||||
return;
|
||||
|
||||
u32 len = uart_recv(jc->uart, (u8 *)jc->buf, 0);
|
||||
|
||||
// Check valid size and uart reply magic.
|
||||
if (len > 7 && !memcmp(jc->buf, "\x19\x81\x03", 3))
|
||||
{
|
||||
jc_wired_hdr_t *pkt = (jc_wired_hdr_t *)(jc->buf);
|
||||
|
||||
jc_uart_pkt_parse(jc, jc->buf, pkt->uart_hdr.total_size_lsb + sizeof(jc_uart_hdr_t));
|
||||
}
|
||||
}
|
||||
|
||||
static bool jc_send_init_rumble(joycon_ctxt_t *jc)
|
||||
{
|
||||
// Send init rumble or request nx pad status report.
|
||||
if ((jc_r.connected && !jc_r.rumble_sent) || (jc_l.connected && !jc_l.rumble_sent))
|
||||
{
|
||||
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
|
||||
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
|
||||
|
||||
jc_send_hid_cmd(jc->uart, JC_HID_SUBCMD_SND_RUMBLE, NULL, 0);
|
||||
|
||||
if (jc_l.connected)
|
||||
jc_l.rumble_sent = true;
|
||||
if (jc_r.connected)
|
||||
jc_r.rumble_sent = true;
|
||||
|
||||
if (jc->uart != UART_B)
|
||||
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_GPIO);
|
||||
else
|
||||
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_GPIO);
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
static void jc_req_nx_pad_status(joycon_ctxt_t *jc)
|
||||
{
|
||||
bool sent_rumble = jc_send_init_rumble(jc);
|
||||
|
||||
if (sent_rumble)
|
||||
return;
|
||||
|
||||
if (jc->last_status_req_time > get_tmr_ms() || !jc->connected)
|
||||
return;
|
||||
|
||||
// Turn off Joy-Con detect.
|
||||
if (jc->uart == UART_B)
|
||||
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
|
||||
else
|
||||
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
|
||||
|
||||
joycon_send_raw(jc->uart, nx_pad_status, sizeof(nx_pad_status));
|
||||
|
||||
// Turn Joy-Con detect on.
|
||||
if (jc->uart == UART_B)
|
||||
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_GPIO);
|
||||
else
|
||||
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_GPIO);
|
||||
|
||||
jc->last_status_req_time = get_tmr_ms() + 15;
|
||||
}
|
||||
|
||||
jc_gamepad_rpt_t *jc_get_bt_pairing_info()
|
||||
{
|
||||
u8 retries;
|
||||
jc_bt_conn_t *bt_conn;
|
||||
|
||||
bt_conn = &jc_gamepad.bt_conn_l;
|
||||
memset(bt_conn->host_mac, 0, 6);
|
||||
memset(bt_conn->ltk, 0, 16);
|
||||
|
||||
bt_conn = &jc_gamepad.bt_conn_r;
|
||||
memset(bt_conn->host_mac, 0, 6);
|
||||
memset(bt_conn->ltk, 0, 16);
|
||||
|
||||
while (jc_l.last_status_req_time > get_tmr_ms())
|
||||
{
|
||||
jc_rcv_pkt(&jc_r);
|
||||
jc_rcv_pkt(&jc_l);
|
||||
}
|
||||
|
||||
jc_hid_in_spi_read_t subcmd_data;
|
||||
subcmd_data.addr = 0x2000;
|
||||
subcmd_data.size = 0x1A;
|
||||
|
||||
// Turn off Joy-Con detect.
|
||||
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
|
||||
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
|
||||
|
||||
bool jc_r_found = jc_r.connected ? false : true;
|
||||
bool jc_l_found = jc_l.connected ? false : true;
|
||||
|
||||
u32 total_retries = 5;
|
||||
retry:
|
||||
retries = 10;
|
||||
while (retries)
|
||||
{
|
||||
if (jc_l.last_status_req_time < get_tmr_ms())
|
||||
{
|
||||
jc_send_hid_cmd(0, JC_HID_SUBCMD_SPI_READ, (u8 *)&subcmd_data, 5);
|
||||
jc_l.last_status_req_time = get_tmr_ms() + 15;
|
||||
jc_r.last_status_req_time = get_tmr_ms() + 15;
|
||||
retries--;
|
||||
}
|
||||
|
||||
if (!jc_r_found)
|
||||
{
|
||||
memset(jc_r.buf, 0, 0x100);
|
||||
jc_rcv_pkt(&jc_r);
|
||||
}
|
||||
|
||||
if (!jc_l_found)
|
||||
{
|
||||
memset(jc_l.buf, 0, 0x100);
|
||||
jc_rcv_pkt(&jc_l);
|
||||
}
|
||||
}
|
||||
|
||||
if (jc_l.connected &&
|
||||
memcmp(&jc_gamepad.bt_conn_l.ltk[0], "\x00\x00\x00\x00", 4) &&
|
||||
memcmp(&jc_gamepad.bt_conn_l.ltk[8], "\x00\x00\x00\x00", 4))
|
||||
jc_l_found = true;
|
||||
|
||||
if (jc_r.connected &&
|
||||
memcmp(&jc_gamepad.bt_conn_r.ltk[0], "\x00\x00\x00\x00", 4) &&
|
||||
memcmp(&jc_gamepad.bt_conn_r.ltk[8], "\x00\x00\x00\x00", 4))
|
||||
jc_r_found = true;
|
||||
|
||||
if (total_retries && (!jc_l_found || !jc_r_found))
|
||||
{
|
||||
total_retries--;
|
||||
goto retry;
|
||||
}
|
||||
|
||||
// Turn Joy-Con detect on.
|
||||
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_GPIO);
|
||||
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_GPIO);
|
||||
|
||||
return &jc_gamepad;
|
||||
}
|
||||
|
||||
void jc_deinit()
|
||||
{
|
||||
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
|
||||
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
|
||||
|
||||
u8 data = HCI_STATE_SLEEP;
|
||||
|
||||
if (jc_r.connected)
|
||||
jc_send_hid_cmd(UART_B, JC_HID_SUBCMD_HCI_STATE, &data, 1);
|
||||
if (jc_l.connected)
|
||||
jc_send_hid_cmd(UART_C, JC_HID_SUBCMD_HCI_STATE, &data, 1);
|
||||
}
|
||||
|
||||
static void jc_init_conn(joycon_ctxt_t *jc)
|
||||
{
|
||||
if (((u32)get_tmr_ms() - jc->last_received_time) > 1000)
|
||||
{
|
||||
jc_power_supply(jc->uart, true);
|
||||
|
||||
// Turn off Joy-Con detect.
|
||||
if (jc->uart == UART_B)
|
||||
{
|
||||
jc_gamepad.buttons &= ~JC_BTN_MASK_R;
|
||||
jc_gamepad.conn_r = false;
|
||||
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_SPIO);
|
||||
}
|
||||
else
|
||||
{
|
||||
jc_gamepad.buttons &= ~JC_BTN_MASK_L;
|
||||
jc_gamepad.conn_l = false;
|
||||
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_SPIO);
|
||||
}
|
||||
|
||||
uart_init(jc->uart, 1000000);
|
||||
uart_invert(jc->uart, true, UART_INVERT_TXD);
|
||||
uart_set_IIR(jc->uart);
|
||||
|
||||
joycon_send_raw(jc->uart, init_jc, 4);
|
||||
joycon_send_raw(jc->uart, init_handshake, sizeof(init_handshake));
|
||||
|
||||
msleep(5);
|
||||
jc_rcv_pkt(jc);
|
||||
|
||||
joycon_send_raw(jc->uart, init_get_info, sizeof(init_get_info));
|
||||
msleep(5);
|
||||
jc_rcv_pkt(jc);
|
||||
|
||||
joycon_send_raw(jc->uart, init_finilize, sizeof(init_finilize));
|
||||
msleep(5);
|
||||
jc_rcv_pkt(jc);
|
||||
|
||||
// Turn Joy-Con detect on.
|
||||
if (jc->uart == UART_B)
|
||||
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_GPIO);
|
||||
else
|
||||
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_GPIO);
|
||||
|
||||
jc->last_received_time = get_tmr_ms();
|
||||
|
||||
if (jc->connected)
|
||||
jc_power_supply(jc->uart, false);
|
||||
}
|
||||
}
|
||||
|
||||
static void jc_conn_check()
|
||||
{
|
||||
// Check if a Joy-Con was disconnected.
|
||||
if (gpio_read(GPIO_PORT_E, GPIO_PIN_6))
|
||||
{
|
||||
jc_power_supply(UART_C, false);
|
||||
|
||||
hid_pkt_inc = 0;
|
||||
|
||||
jc_l.connected = false;
|
||||
jc_l.rumble_sent = false;
|
||||
|
||||
jc_gamepad.buttons &= ~JC_BTN_MASK_L;
|
||||
jc_gamepad.conn_l = false;
|
||||
|
||||
jc_gamepad.batt_info_l = 0;
|
||||
jc_gamepad.bt_conn_l.type = 0;
|
||||
}
|
||||
|
||||
if (gpio_read(GPIO_PORT_H, GPIO_PIN_6))
|
||||
{
|
||||
jc_power_supply(UART_B, false);
|
||||
|
||||
hid_pkt_inc = 0;
|
||||
|
||||
jc_r.connected = false;
|
||||
jc_r.rumble_sent = false;
|
||||
|
||||
jc_gamepad.buttons &= ~JC_BTN_MASK_R;
|
||||
jc_gamepad.conn_r = false;
|
||||
|
||||
jc_gamepad.batt_info_r = 0;
|
||||
jc_gamepad.bt_conn_r.type = 0;
|
||||
}
|
||||
}
|
||||
|
||||
void jc_power_supply(u8 uart, bool enable)
|
||||
{
|
||||
if (enable)
|
||||
{
|
||||
if (regulator_get_5v_dev_enabled(1 << uart))
|
||||
return;
|
||||
|
||||
regulator_enable_5v(1 << uart);
|
||||
|
||||
if (jc_init_done)
|
||||
{
|
||||
if (uart == UART_C)
|
||||
gpio_write(GPIO_PORT_CC, GPIO_PIN_3, GPIO_HIGH);
|
||||
else
|
||||
gpio_write(GPIO_PORT_K, GPIO_PIN_3, GPIO_HIGH);
|
||||
return;
|
||||
}
|
||||
|
||||
if (uart == UART_C)
|
||||
{
|
||||
// Joy-Con(L) Charge Detect.
|
||||
PINMUX_AUX(PINMUX_AUX_SPDIF_IN) = PINMUX_PULL_DOWN | 1;
|
||||
gpio_config(GPIO_PORT_CC, GPIO_PIN_3, GPIO_MODE_GPIO);
|
||||
gpio_output_enable(GPIO_PORT_CC, GPIO_PIN_3, GPIO_OUTPUT_ENABLE);
|
||||
gpio_write(GPIO_PORT_CC, GPIO_PIN_3, GPIO_HIGH);
|
||||
}
|
||||
else
|
||||
{
|
||||
// Joy-Con(R) Charge Detect.
|
||||
PINMUX_AUX(PINMUX_AUX_GPIO_PK3) = PINMUX_DRIVE_4X | PINMUX_PULL_DOWN | 2;
|
||||
gpio_config(GPIO_PORT_K, GPIO_PIN_3, GPIO_MODE_GPIO);
|
||||
gpio_output_enable(GPIO_PORT_K, GPIO_PIN_3, GPIO_OUTPUT_ENABLE);
|
||||
gpio_write(GPIO_PORT_K, GPIO_PIN_3, GPIO_HIGH);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
if (!regulator_get_5v_dev_enabled(1 << uart))
|
||||
return;
|
||||
|
||||
regulator_disable_5v(1 << uart);
|
||||
|
||||
if (uart == UART_C)
|
||||
gpio_write(GPIO_PORT_CC, GPIO_PIN_3, GPIO_LOW);
|
||||
else
|
||||
gpio_write(GPIO_PORT_K, GPIO_PIN_3, GPIO_LOW);
|
||||
}
|
||||
}
|
||||
|
||||
void jc_init_hw()
|
||||
{
|
||||
jc_l.uart = UART_C;
|
||||
jc_r.uart = UART_B;
|
||||
|
||||
#if (LV_LOG_PRINTF != 1)
|
||||
jc_power_supply(UART_C, true);
|
||||
jc_power_supply(UART_B, true);
|
||||
|
||||
// Joy-Con (R) IsAttached.
|
||||
PINMUX_AUX(PINMUX_AUX_GPIO_PH6) = PINMUX_INPUT_ENABLE | PINMUX_TRISTATE;
|
||||
gpio_config(GPIO_PORT_H, GPIO_PIN_6, GPIO_MODE_GPIO);
|
||||
|
||||
// Joy-Con (L) IsAttached.
|
||||
PINMUX_AUX(PINMUX_AUX_GPIO_PE6) = PINMUX_INPUT_ENABLE | PINMUX_TRISTATE;
|
||||
gpio_config(GPIO_PORT_E, GPIO_PIN_6, GPIO_MODE_GPIO);
|
||||
|
||||
// Configure pinmuxing for UART B and C.
|
||||
pinmux_config_uart(UART_B);
|
||||
pinmux_config_uart(UART_C);
|
||||
|
||||
// Ease the stress to APB.
|
||||
bpmp_clk_rate_set(BPMP_CLK_NORMAL);
|
||||
|
||||
// Enable UART B and C clocks.
|
||||
clock_enable_uart(UART_B);
|
||||
clock_enable_uart(UART_C);
|
||||
|
||||
// Restore OC.
|
||||
bpmp_clk_rate_set(BPMP_CLK_DEFAULT_BOOST);
|
||||
|
||||
// Turn Joy-Con detect on.
|
||||
gpio_config(GPIO_PORT_G, GPIO_PIN_0, GPIO_MODE_GPIO);
|
||||
gpio_config(GPIO_PORT_D, GPIO_PIN_1, GPIO_MODE_GPIO);
|
||||
|
||||
jc_init_done = true;
|
||||
#endif
|
||||
}
|
||||
|
||||
jc_gamepad_rpt_t *joycon_poll()
|
||||
{
|
||||
if (!jc_init_done)
|
||||
return NULL;
|
||||
|
||||
if (!gpio_read(GPIO_PORT_H, GPIO_PIN_6))
|
||||
jc_init_conn(&jc_r);
|
||||
if (!gpio_read(GPIO_PORT_E, GPIO_PIN_6))
|
||||
jc_init_conn(&jc_l);
|
||||
|
||||
if (!gpio_read(GPIO_PORT_H, GPIO_PIN_6))
|
||||
jc_req_nx_pad_status(&jc_r);
|
||||
if (!gpio_read(GPIO_PORT_E, GPIO_PIN_6))
|
||||
jc_req_nx_pad_status(&jc_l);
|
||||
|
||||
if (!gpio_read(GPIO_PORT_H, GPIO_PIN_6))
|
||||
jc_rcv_pkt(&jc_r);
|
||||
if (!gpio_read(GPIO_PORT_E, GPIO_PIN_6))
|
||||
jc_rcv_pkt(&jc_l);
|
||||
|
||||
jc_conn_check();
|
||||
|
||||
return &jc_gamepad;
|
||||
}
|
||||
98
nyx/nyx_gui/input/joycon.h
Normal file
98
nyx/nyx_gui/input/joycon.h
Normal file
|
|
@ -0,0 +1,98 @@
|
|||
/*
|
||||
* Ambient light sensor driver for Nintendo Switch's Rohm BH1730
|
||||
*
|
||||
* Copyright (c) 2018 CTCaer
|
||||
*
|
||||
* This program is free software; you can redistribute it and/or modify it
|
||||
* under the terms and conditions of the GNU General Public License,
|
||||
* version 2, as published by the Free Software Foundation.
|
||||
*
|
||||
* This program is distributed in the hope it will be useful, but WITHOUT
|
||||
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
||||
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
||||
* more details.
|
||||
*
|
||||
* You should have received a copy of the GNU General Public License
|
||||
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
||||
*/
|
||||
|
||||
#ifndef __JOYCON_H_
|
||||
#define __JOYCON_H_
|
||||
|
||||
#include "../utils/types.h"
|
||||
|
||||
#define JC_BTNS_DIRECTION_PAD 0xF0000
|
||||
#define JC_BTNS_PREV_NEXT 0x800080
|
||||
#define JC_BTNS_ENTER 0x400008
|
||||
#define JC_BTNS_ESC 0x4
|
||||
|
||||
#define JC_BTNS_ALL (JC_BTNS_PREV_NEXT | JC_BTNS_ENTER | JC_BTNS_DIRECTION_PAD | JC_BTNS_ESC)
|
||||
|
||||
typedef struct _jc_bt_conn_t
|
||||
{
|
||||
u8 type;
|
||||
u8 mac[6];
|
||||
u8 host_mac[6];
|
||||
u8 ltk[16];
|
||||
} jc_bt_conn_t;
|
||||
|
||||
typedef struct _jc_gamepad_rpt_t
|
||||
{
|
||||
union
|
||||
{
|
||||
struct
|
||||
{
|
||||
// Joy-Con (R).
|
||||
u32 y:1;
|
||||
u32 x:1;
|
||||
u32 b:1;
|
||||
u32 a:1;
|
||||
u32 sr_r:1;
|
||||
u32 sl_r:1;
|
||||
u32 r:1;
|
||||
u32 zr:1;
|
||||
|
||||
// Shared
|
||||
u32 minus:1;
|
||||
u32 plus:1;
|
||||
u32 r3:1;
|
||||
u32 l3:1;
|
||||
u32 home:1;
|
||||
u32 cap:1;
|
||||
u32 pad:1;
|
||||
u32 wired:1;
|
||||
|
||||
// Joy-Con (L).
|
||||
u32 down:1;
|
||||
u32 up:1;
|
||||
u32 right:1;
|
||||
u32 left:1;
|
||||
u32 sr_l:1;
|
||||
u32 sl_l:1;
|
||||
u32 l:1;
|
||||
u32 zl:1;
|
||||
};
|
||||
u32 buttons;
|
||||
};
|
||||
|
||||
u16 lstick_x;
|
||||
u16 lstick_y;
|
||||
u16 rstick_x;
|
||||
u16 rstick_y;
|
||||
bool center_stick_l;
|
||||
bool center_stick_r;
|
||||
bool conn_l;
|
||||
bool conn_r;
|
||||
u8 batt_info_l;
|
||||
u8 batt_info_r;
|
||||
jc_bt_conn_t bt_conn_l;
|
||||
jc_bt_conn_t bt_conn_r;
|
||||
} jc_gamepad_rpt_t;
|
||||
|
||||
void jc_power_supply(u8 uart, bool enable);
|
||||
void jc_init_hw();
|
||||
void jc_deinit();
|
||||
jc_gamepad_rpt_t *joycon_poll();
|
||||
jc_gamepad_rpt_t *jc_get_bt_pairing_info();
|
||||
|
||||
#endif
|
||||
Loading…
Reference in a new issue