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controller/Scan/UARTConnect/connect_scan.h
Jacob Alexander a25aa84513 Initial support for the ICPad
- Basic support for up to 4 ISSI chips (and partial support for 16 chip configurations)
- Initial USB mux support
  * Required USB re-init procedure
- Initial interconnect mux support
  * Required some state reset commands
2015-11-12 22:33:29 +13:00

171 lines
5.2 KiB
C

/* Copyright (C) 2014-2015 by Jacob Alexander
*
* This file is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This file is distributed in the hope that 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 file. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
// ----- Includes -----
// Project Includes
#include <kll.h>
// ----- Enums -----
// Functions
typedef enum Command {
CableCheck, // Comm check
IdRequest, // Slave initialization (request id from master)
IdEnumeration, // Slave initialization (begin enumeration from master)
IdReport, // Slave initialization complete, report id to master
ScanCode, // ScanCode event status change
Animation, // Master trigger animation event (same command is sent back to master when ready)
RemoteCapability, // Activate a capability on the given node
RemoteOutput, // Remote debug output from a given node
RemoteInput, // Remote command to send to a given node's debug cli
Command_TOP, // Enum bounds
Command_SYN = 0x16, // Reserved for error handling
} Command;
// UART Rx/Tx Status
typedef enum UARTStatus {
UARTStatus_Wait = 0, // Waiting Rx: for SYN Tx: for current command copy to finish
UARTStatus_SYN = 1, // Rx: SYN Received, waiting for SOH
UARTStatus_SOH = 2, // Rx: SOH Received, waiting for Command
UARTStatus_Command = 3, // Rx: Command Received, waiting for data
UARTStatus_Ready = 4, // Tx: Ready to send commands
} UARTStatus;
// ----- Structs -----
// UART Connect Commands
// Cable Check Command
// Called on each UART every few seconds to make sure there is a connection
// Also used to make sure there aren't any serious problems with the cable with data corruption
// This command must pass before sending any other commands on the particular UART
// Each argument is always 0xD2 (11010010)
typedef struct CableCheckCommand {
Command command;
uint8_t numArgs;
uint8_t firstArg[0];
} CableCheckCommand;
// Id Request Command
// Issued by the slave device (non-master) whenever it is powered up
// Do not issue any commands until given an Id
// (Except for Cable Check and IdRequestCommand)
typedef struct IdRequestCommand {
Command command;
} IdRequestCommand;
// Id Enumeration Command
// Issued by the master whenever an Id Request is received
typedef struct IdEnumerationCommand {
Command command;
uint8_t id;
} IdEnumerationCommand;
// Id Report Command
// Issued by each slave to the master when assigned an Id
typedef struct IdReportCommand {
Command command;
uint8_t id;
} IdReportCommand;
// Scan Code Command
// Sent from the slave to the master whenever there is a scan code state change
typedef struct ScanCodeCommand {
Command command;
uint8_t id;
uint8_t numScanCodes;
TriggerGuide firstScanCode[0];
} ScanCodeCommand;
// Animation Command
// Initiated by the master whenever an animation id should modify it's state
// Then after the leaf slave node receives the command, send it back to the master
// On the way back, each device can begin the animation adjustment
//
// The master->leaf command should indicate to each device that it should finish sending the
// current slave->master data and wait for the leaf->master command
// This allows for a tighter synchronization of animation events
typedef struct AnimationCommand {
Command command;
uint8_t animationId;
uint8_t numParams;
uint8_t firstParam[0];
} AnimationCommand;
// Remote Capability Command
// Initiated by the master to trigger a capability on a given node
// RemoteOutput is enabled while capability is activated
// Set id to 255 if command should be sent in all directions
typedef struct RemoteCapabilityCommand {
Command command;
uint8_t id;
uint8_t capabilityIndex;
uint8_t state;
uint8_t stateType;
uint8_t numArgs; // # of bytes, args may be larger than 1 byte
uint8_t firstArg[0];
} RemoteCapabilityCommand;
// Remote Output Command
// Sends debug output to the master node
// Uses print command redirection to generate each command message
typedef struct RemoteOutputCommand {
Command command;
uint8_t id;
uint8_t length;
uint8_t firstChar[0];
} RemoteOutputCommand;
// Remote Input Command
// Sends debug input to given node (usually from master)
// Uses debug cli to execute command and sends all output using Remote Output Command
typedef struct RemoteInputCommand {
Command command;
uint8_t id;
uint8_t length;
uint8_t firstChar[0];
} RemoteInputCommand;
// ----- Variables -----
extern uint8_t Connect_id;
extern uint8_t Connect_master; // Set if master
// ----- Functions -----
void Connect_setup( uint8_t master );
void Connect_scan();
void Connect_reset();
void Connect_send_ScanCode( uint8_t id, TriggerGuide *scanCodeStateList, uint8_t numScanCodes );
void Connect_send_RemoteCapability( uint8_t id, uint8_t capabilityIndex, uint8_t state, uint8_t stateType, uint8_t numArgs, uint8_t *args );