mirror of
https://gitlab.com/sortix/sortix.git
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Remove kernel/serialterminal.{cpp,h}.
This commit is contained in:
Jonas 'Sortie' Termansen
parent
6d79781497
commit
c3f1550bba
7 changed files with 0 additions and 342 deletions
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@ -127,7 +127,6 @@ refcount.o \
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resource.o \
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scheduler.o \
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segment.o \
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serialterminal.o \
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signal.o \
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string.o \
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symbol.o \
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@ -90,7 +90,6 @@
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#include "pipe.h"
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#include "poll.h"
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#include "resource.h"
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#include "serialterminal.h"
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#include "textterminal.h"
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#include "uart.h"
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#include "vga.h"
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@ -1,159 +0,0 @@
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/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2011.
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This file is part of Sortix.
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Sortix is free software: you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation, either version 3 of the License, or (at your option) any later
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version.
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Sortix is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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details.
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You should have received a copy of the GNU General Public License along with
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Sortix. If not, see <http://www.gnu.org/licenses/>.
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serialterminal.cpp
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A terminal on a serial line.
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*******************************************************************************/
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#include <string.h>
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#include <sortix/kernel/kernel.h>
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#include <sortix/kernel/keyboard.h>
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#include <sortix/kernel/scheduler.h>
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#include "vga.h"
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#include "uart.h"
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#include "serialterminal.h"
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namespace Sortix
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{
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namespace SerialTerminal
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{
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void Reset()
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{
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// Set the cursor to (0,0) and clear the screen.
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const char InitMessage[] = "\e[37m\e[40m\e[2J\e[H";
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UART::Write(InitMessage, strlen(InitMessage));
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}
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bool isEsc;
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bool isEscDepress;
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int sigpending;
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const bool ECHO_TO_VGA = true;
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bool cursordisabled;
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void Init()
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{
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Reset();
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isEsc = isEscDepress = false;
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sigpending = -1;
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cursordisabled = false;
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}
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void OnTick()
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{
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// TODO: Yeah, this is a bad hack.
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int c;
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while ( (c=UART::TryPopChar()) != -1 )
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{
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// TODO: Support for hooking the serial input up against the keyboard API have broken
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#if 0
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// TODO: This is no longer compatible with the keyboard API, so
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// it has been commented out. Besides, JSSortix isn't really
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// supported anyway. It'd be nice to refactor this into a
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// SerialKeyboard class or something.
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using namespace Maxsi::Keyboard;
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if ( !isEsc && c == '\e' ) { isEsc = true; continue; }
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if ( isEsc && c == '\e' ) { isEsc = false; }
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if ( isEsc && c == '[' ) { continue; }
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if ( isEsc && c == ']' ) { isEscDepress = true; continue; }
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if ( isEsc && !isEscDepress && c == 'A' ) { Keyboard::QueueKeystroke(UP); }
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if ( isEsc && !isEscDepress && c == 'B' ) { Keyboard::QueueKeystroke(DOWN); }
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if ( isEsc && !isEscDepress && c == 'C' ) { Keyboard::QueueKeystroke(RIGHT); }
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if ( isEsc && !isEscDepress && c == 'D' ) { Keyboard::QueueKeystroke(LEFT); }
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if ( isEsc && isEscDepress && c == 'A' ) { Keyboard::QueueKeystroke(UP | DEPRESSED); }
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if ( isEsc && isEscDepress && c == 'B' ) { Keyboard::QueueKeystroke(DOWN | DEPRESSED); }
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if ( isEsc && isEscDepress && c == 'C' ) { Keyboard::QueueKeystroke(RIGHT | DEPRESSED); }
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if ( isEsc && isEscDepress && c == 'D' ) { Keyboard::QueueKeystroke(LEFT | DEPRESSED); }
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if ( isEsc ) { isEsc = false; isEscDepress = false; continue; }
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if ( c == '\e' ) { c = ESC; }
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if ( c == ('\e' | (1<<7)) ) { c = ESC | DEPRESSED; }
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if ( c == 145 ) // Control Depressed
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{
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if ( sigpending < 0 ) { continue; }
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if ( sigpending == 'C' - 'A' + 1 )
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{
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Scheduler::SigIntHack();
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continue;
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}
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Keyboard::QueueKeystroke(CTRL);
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Keyboard::QueueKeystroke('A' + sigpending - 1);
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Keyboard::QueueKeystroke(CTRL | DEPRESSED);
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sigpending = -1;
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continue;
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}
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if ( c < 32 ) { sigpending = c; } else { sigpending = -1; }
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switch ( c )
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{
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default:
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// Ignore most unprintable characters.
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if ( c < 32 ) { continue; }
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case '\b':
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case '\t':
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case '\r':
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case '\n':
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case '\e':
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case '\f':
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break;
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}
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if ( c == 127 ) { c = '\b'; }
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if ( c & (1<<7) )
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{
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c &= ~(1<<7); c |= DEPRESSED;
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}
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Keyboard::QueueKeystroke(c);
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#endif
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}
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}
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void OnVGAModified()
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{
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if ( !cursordisabled )
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{
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const char* msg = "\e[l";
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UART::Write(msg, strlen(msg));
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cursordisabled = true;
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}
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UART::RenderVGA((const uint16_t*) 0xB8000);
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}
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size_t Print(void* /*user*/, const char* string, size_t stringlen)
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{
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// TODO: Echoing to the VGA terminal is broken
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#if 0
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if ( ECHO_TO_VGA ) { VGATerminal::Print(NULL, string, stringlen); }
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#endif
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if ( cursordisabled )
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{
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const char* msg = "\e[h";
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UART::Write(msg, strlen(msg));
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cursordisabled = false;
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}
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UART::Write(string, stringlen);
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return stringlen;
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}
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}
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}
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@ -1,40 +0,0 @@
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/*******************************************************************************
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Copyright(C) Jonas 'Sortie' Termansen 2011, 2012.
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This file is part of Sortix.
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Sortix is free software: you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation, either version 3 of the License, or (at your option) any later
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version.
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Sortix is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
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details.
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You should have received a copy of the GNU General Public License along with
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Sortix. If not, see <http://www.gnu.org/licenses/>.
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serialterminal.h
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A terminal on a serial line.
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*******************************************************************************/
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#ifndef SORTIX_SERIALTERMINAL_H
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#define SORTIX_SERIALTERMINAL_H
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namespace Sortix
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{
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namespace SerialTerminal
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{
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void Init();
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void Reset();
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void OnTick();
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void OnVGAModified();
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size_t Print(void* user, const char* string, size_t stringlen);
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}
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}
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#endif
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@ -39,10 +39,6 @@
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#include <sortix/kernel/syscall.h>
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#include <sortix/kernel/time.h>
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#ifdef PLATFORM_SERIAL
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#include "serialterminal.h"
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#endif
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namespace Sortix {
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namespace Time {
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133
kernel/uart.cpp
133
kernel/uart.cpp
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@ -65,10 +65,6 @@ namespace Sortix
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const unsigned BASE_BAUD = 1843200/16;
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const unsigned BOTH_EMPTY = LSR_TEMT | LSR_THRE;
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const unsigned FrameWidth = 80;
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const unsigned FrameHeight = 25;
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uint16_t VGALastFrame[FrameWidth * FrameHeight];
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unsigned ProbeBaud(unsigned Port)
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{
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uint8_t lcr = CPU::InPortB(Port + LCR);
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@ -98,8 +94,6 @@ namespace Sortix
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void Init()
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{
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InvalidateVGA();
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Baud = ProbeBaud(Port);
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CPU::OutPortB(Port + LCR, 0x3); // 8n1
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@ -187,132 +181,5 @@ namespace Sortix
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return Result;
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}
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void WriteNumberAsString(uint8_t Num)
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{
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if ( Num > 100 ) { WriteChar(Num / 100); }
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if ( Num > 10 ) { WriteChar(Num / 10); }
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WriteChar(Num % 10);
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}
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// Change from VGA color to another color system.
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unsigned ConversionTable[16] = { 0, 4, 2, 6, 1, 5, 3, 7, 0, 4, 2, 6, 1, 5, 3, 7 };
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void InvalidateVGA()
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{
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for ( unsigned I = 0; I < FrameWidth * FrameHeight; I++ ) { VGALastFrame[I] = 0; }
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}
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void RenderVGA(const uint16_t* Frame)
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{
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const uint16_t* Source = Frame;
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unsigned LastColor = 1337;
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unsigned SkippedSince = 0;
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bool posundefined = true;
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for ( unsigned Y = 0; Y < FrameHeight; Y++)
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{
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for ( unsigned X = 0; X < FrameWidth; X++ )
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{
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unsigned Index = Y * FrameWidth + X;
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unsigned Element = Source[Index];
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unsigned OldElement = VGALastFrame[Index];
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if ( Element == OldElement ) { continue; }
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// Update the position if we skipped some characters.
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if ( Index - SkippedSince > 8 || posundefined )
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{
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const unsigned LineId = Y + 1;
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const unsigned ColumnId = X + 1;
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if ( ColumnId > 1 )
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{
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UART::WriteChar('\e');
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UART::WriteChar('[');
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UART::WriteChar('0' + LineId / 10);
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UART::WriteChar('0' + LineId % 10);
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UART::WriteChar(';');
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UART::WriteChar('0' + ColumnId / 10);
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UART::WriteChar('0' + ColumnId % 10);
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UART::WriteChar('H');
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}
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else
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{
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UART::WriteChar('\e');
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UART::WriteChar('[');
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UART::WriteChar('0' + LineId / 10);
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UART::WriteChar('0' + LineId % 10);
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UART::WriteChar('H');
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}
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SkippedSince = Index;
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posundefined = false;
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}
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for ( unsigned Pos = SkippedSince; Pos <= Index; Pos++ )
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{
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Element = Source[Pos];
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OldElement = VGALastFrame[Pos];
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unsigned NewColor = (ConversionTable[ (Element >> 12) & 0xF ] << 3) | (ConversionTable[ (Element >> 8) & 0xF ]);
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// Change the color if we need to.
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if ( LastColor != NewColor )
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{
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unsigned OldFGColor = LastColor % 8;
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unsigned OldBGColor = LastColor / 8;
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unsigned FGColor = NewColor % 8;
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unsigned BGColor = NewColor / 8;
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if ( LastColor == 1337 ) { OldFGColor = 9; OldBGColor = 9; }
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if ( (OldFGColor != FGColor) && (OldBGColor != BGColor) )
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{
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UART::WriteChar('\e');
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UART::WriteChar('[');
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UART::WriteChar('3');
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UART::WriteChar('0' + FGColor);
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UART::WriteChar(';');
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UART::WriteChar('4');
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UART::WriteChar('0' + BGColor);
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UART::WriteChar('m');
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}
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else if ( OldFGColor != FGColor )
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{
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UART::WriteChar('\e');
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UART::WriteChar('[');
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UART::WriteChar('3');
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UART::WriteChar('0' + FGColor);
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UART::WriteChar('m');
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}
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else if ( OldBGColor != BGColor )
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{
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UART::WriteChar('\e');
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UART::WriteChar('[');
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UART::WriteChar('4');
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UART::WriteChar('0' + BGColor);
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UART::WriteChar('m');
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}
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LastColor = NewColor;
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}
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VGALastFrame[Pos] = Element;
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Element &= 0x7F;
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// Filter away any non-printable characters.
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if ( Element < 32 || Element > 126 ) { Element = '?'; }
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UART::WriteChar(Element);
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}
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SkippedSince = Index + 1;
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}
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}
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}
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}
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}
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@ -34,10 +34,6 @@ namespace Sortix
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void Write(const void* Buffer, size_t Size);
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void WriteChar(char C);
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int TryPopChar();
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#ifdef SORTIX_VGA_H
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void InvalidateVGA();
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void RenderVGA(const uint16_t* frame = (const uint16_t*) 0xB8000UL);
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#endif
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}
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}
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