X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Kernel%2Fdrv%2Fvterm.c;h=143396466ab7017a947b6a14e049dd4fa7469449;hb=6202eb0852c564c92b1ce6e61ce4d60e7023ace1;hp=8496b9e0a1234ec3e569476104158031ba5969ac;hpb=52a9bf348782b041daa6b783356fe05833582379;p=tpg%2Facess2.git diff --git a/Kernel/drv/vterm.c b/Kernel/drv/vterm.c index 8496b9e0..14339646 100644 --- a/Kernel/drv/vterm.c +++ b/Kernel/drv/vterm.c @@ -1,7 +1,7 @@ /* * Acess2 Virtual Terminal Driver */ -#define DEBUG 1 +#define DEBUG 0 #include #include #include @@ -10,15 +10,18 @@ #include #include +#define USE_CTRL_ALT 0 + // === CONSTANTS === #define VERSION ((0<<8)|(50)) #define NUM_VTS 8 #define MAX_INPUT_CHARS32 64 #define MAX_INPUT_CHARS8 (MAX_INPUT_CHARS32*4) -#define VT_SCROLLBACK 1 // 2 Screens of text -#define DEFAULT_OUTPUT "VGA" +#define VT_SCROLLBACK 2 // 2 Screens of text +//#define DEFAULT_OUTPUT "VGA" //#define DEFAULT_OUTPUT "BochsGA" +#define DEFAULT_OUTPUT "Vesa" #define DEFAULT_INPUT "PS2Keyboard" #define DEFAULT_WIDTH 80 #define DEFAULT_HEIGHT 25 @@ -39,13 +42,10 @@ typedef struct { int Flags; //!< Flags (see VT_FLAG_*) short Width; //!< Virtual Width short Height; //!< Virtual Height - short RealWidth; //!< Real Width - short RealHeight; //!< Real Height int ViewPos; //!< View Buffer Offset (Text Only) int WritePos; //!< Write Buffer Offset (Text Only) Uint32 CurColour; //!< Current Text Colour - char Name[2]; //!< Name of the terminal int InputRead; //!< Input buffer read position int InputWrite; //!< Input buffer write position @@ -54,6 +54,7 @@ typedef struct { tVT_Char *Text; Uint32 *Buffer; }; + char Name[2]; //!< Name of the terminal tVFS_Node Node; } tVTerm; @@ -62,12 +63,15 @@ extern void Debug_SetKTerminal(char *File); // === PROTOTYPES === int VT_Install(char **Arguments); +void VT_InitOutput(void); +void VT_InitInput(void); char *VT_ReadDir(tVFS_Node *Node, int Pos); tVFS_Node *VT_FindDir(tVFS_Node *Node, char *Name); int VT_Root_IOCtl(tVFS_Node *Node, int Id, void *Data); Uint64 VT_Read(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer); Uint64 VT_Write(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer); int VT_Terminal_IOCtl(tVFS_Node *Node, int Id, void *Data); +void VT_SetResolution(int IsTextMode, int Width, int Height); void VT_SetTerminal(int ID); void VT_KBCallBack(Uint32 Codepoint); void VT_int_PutString(tVTerm *Term, Uint8 *Buffer, Uint Count); @@ -99,6 +103,10 @@ tDevFS_Driver gVT_DrvInfo = { // --- Terminals --- tVTerm gVT_Terminals[NUM_VTS]; int giVT_CurrentTerminal = 0; +tVTerm *gpVT_CurTerm = &gVT_Terminals[0]; +// --- Video State --- +short giVT_RealWidth; //!< Real Width +short giVT_RealHeight; //!< Real Height // --- Driver Handles --- char *gsVT_OutputDevice = NULL; char *gsVT_InputDevice = NULL; @@ -146,7 +154,6 @@ int VT_Install(char **Arguments) strcpy(gsVT_InputDevice, args[1]); args ++; break; - } } } @@ -155,8 +162,8 @@ int VT_Install(char **Arguments) if(!gsVT_OutputDevice) gsVT_OutputDevice = "/Devices/"DEFAULT_OUTPUT; if(!gsVT_InputDevice) gsVT_InputDevice = "/Devices/"DEFAULT_INPUT; - LOG("Using '%s' as output", gsVT_OutputDevice); - LOG("Using '%s' as input", gsVT_InputDevice); + Log_Log("VTerm", "Using '%s' as output", gsVT_OutputDevice); + Log_Log("VTerm", "Using '%s' as input", gsVT_InputDevice); // Create Nodes for( i = 0; i < NUM_VTS; i++ ) @@ -185,10 +192,14 @@ int VT_Install(char **Arguments) // Add to DevFS DevFS_AddDevice( &gVT_DrvInfo ); + VT_InitOutput(); + VT_InitInput(); + // Set kernel output to VT0 Debug_SetKTerminal("/Devices/VTerm/0"); - return MODULE_INIT_SUCCESS; + Log_Log("VTerm", "Returning %i", MODULE_ERR_OK); + return MODULE_ERR_OK; } /** @@ -198,7 +209,11 @@ int VT_Install(char **Arguments) void VT_InitOutput() { giVT_OutputDevHandle = VFS_Open(gsVT_OutputDevice, VFS_OPENFLAG_WRITE); + if(giVT_InputDevHandle == -1) { + Log_Warning("VTerm", "Oh F**k, I can't open the video device '%s'", gsVT_OutputDevice); + } VT_SetTerminal( 0 ); + VT_SetResolution(1, 640, 480); } /** @@ -231,7 +246,7 @@ tVFS_Node *VT_FindDir(tVFS_Node *Node, char *Name) { int num; - //ENTER("pNode sName", Node, Name); + ENTER("pNode sName", Node, Name); // Open the input and output files if needed if(giVT_OutputDevHandle == -2) VT_InitOutput(); @@ -249,7 +264,7 @@ tVFS_Node *VT_FindDir(tVFS_Node *Node, char *Name) return NULL; } // Return node - //LEAVE('p', &gVT_Terminals[num].Node); + LEAVE('p', &gVT_Terminals[num].Node); return &gVT_Terminals[num].Node; } @@ -315,8 +330,8 @@ Uint64 VT_Read(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer) } break; - case TERM_MODE_FB: - case TERM_MODE_OPENGL: + //case TERM_MODE_FB: + default: while(pos < Length) { while(term->InputRead == term->InputWrite) Threads_Yield(); @@ -338,17 +353,36 @@ Uint64 VT_Write(tVFS_Node *Node, Uint64 Offset, Uint64 Length, void *Buffer) { tVTerm *term = &gVT_Terminals[ Node->Inode ]; - //ENTER("pNode XOffset XLength pBuffer", Node, Offset, Length, Buffer); - // Write switch( term->Mode ) { case TERM_MODE_TEXT: VT_int_PutString(term, Buffer, Length); break; + case TERM_MODE_FB: + if( giVT_RealWidth > term->Width || giVT_RealHeight > term->Height ) + { + #if 0 + int x, y, h; + x = Offset/4; y = x / term->Width; x %= term->Width; + w = Length/4+x; h = w / term->Width; w %= term->Width; + while(h--) + { + VFS_WriteAt( giVT_OutputDevHandle, + (x+y*term->RealWidth)*4, + term->Width * 4, + Buffer + ); + Buffer = (void*)( (Uint)Buffer + term->Width*term->Height*4 ); + } + #endif + return 0; + } + else { + return VFS_WriteAt( giVT_OutputDevHandle, Offset, Length, Buffer ); + } } - //LEAVE('i', 0); return 0; } @@ -362,6 +396,10 @@ int VT_Terminal_IOCtl(tVFS_Node *Node, int Id, void *Data) tVTerm *term = Node->ImplPtr; ENTER("pNode iId pData", Node, Id, Data); + if(Id >= DRV_IOCTL_LOOKUP) { + if( Threads_GetUID() != 0 ) return -1; + } + switch(Id) { case DRV_IOCTL_TYPE: @@ -405,44 +443,62 @@ int VT_Terminal_IOCtl(tVFS_Node *Node, int Id, void *Data) Log("VT_Terminal_IOCtl - RETURN term->Height = %i", term->Height); LEAVE('i', term->Height); return term->Height; + + case TERM_IOCTL_FORCESHOW: + VT_SetTerminal( Node->Inode ); + LEAVE('i', 1); + return 1; } LEAVE('i', -1); return -1; } -/** - * \fn void VT_SetTerminal(int ID) - * \brief Set the current terminal - */ -void VT_SetTerminal(int ID) +void VT_SetResolution(int IsTextMode, int Width, int Height) { tVideo_IOCtl_Mode mode = {0}; - int modeNum; + int tmp; // Create the video mode - mode.width = gVT_Terminals[ ID ].Width; - mode.height = gVT_Terminals[ ID ].Height; - // - Text Mode - if(gVT_Terminals[ ID ].Mode == TERM_MODE_TEXT) { - mode.bpp = 12; - mode.flags = VIDEO_FLAG_TEXT; - } - // - Framebuffer or 3D - else { - mode.bpp = 32; - mode.flags = 0; - } + mode.width = Width; + mode.height = Height; + mode.bpp = 32; + mode.flags = 0; // Set video mode VFS_IOCtl( giVT_OutputDevHandle, VIDEO_IOCTL_FINDMODE, &mode ); - modeNum = mode.id; - gVT_Terminals[ ID ].RealWidth = mode.width; - gVT_Terminals[ ID ].RealHeight = mode.height; - VFS_IOCtl( giVT_OutputDevHandle, VIDEO_IOCTL_GETSETMODE, &modeNum ); + tmp = mode.id; + giVT_RealWidth = mode.width; + giVT_RealHeight = mode.height; + VFS_IOCtl( giVT_OutputDevHandle, VIDEO_IOCTL_GETSETMODE, &tmp ); + tmp = IsTextMode ? VIDEO_BUFFMT_TEXT : VIDEO_BUFFMT_FRAMEBUFFER; + VFS_IOCtl( giVT_OutputDevHandle, VIDEO_IOCTL_SETBUFFORMAT, &tmp ); +} + +/** + * \fn void VT_SetTerminal(int ID) + * \brief Set the current terminal + */ +void VT_SetTerminal(int ID) +{ // Update current terminal ID - Log("Changed terminal from %i to %i", giVT_CurrentTerminal, ID); + Log_Log("VTerm", "Changed terminal from %i to %i", giVT_CurrentTerminal, ID); giVT_CurrentTerminal = ID; + gpVT_CurTerm = &gVT_Terminals[ID]; + + // Update cursor + if( !(gpVT_CurTerm->Flags & VT_FLAG_HIDECSR) ) + { + tVideo_IOCtl_Pos pos; + pos.x = gpVT_CurTerm->WritePos % gpVT_CurTerm->Width; + pos.y = gpVT_CurTerm->WritePos / gpVT_CurTerm->Width; + VFS_IOCtl(giVT_OutputDevHandle, VIDEO_IOCTL_SETCURSOR, &pos); + } + + if( gpVT_CurTerm->Mode == TERM_MODE_TEXT ) + VT_SetResolution( 1, gpVT_CurTerm->Width*giVT_CharWidth, gpVT_CurTerm->Height*giVT_CharHeight ); + else + VT_SetResolution( 0, gpVT_CurTerm->Width, gpVT_CurTerm->Height ); // Update the screen VT_int_UpdateScreen( &gVT_Terminals[ ID ], 1 ); @@ -451,6 +507,11 @@ void VT_SetTerminal(int ID) /** * \fn void VT_KBCallBack(Uint32 Codepoint) * \brief Called on keyboard interrupt + * \param Codepoint Pseudo-UTF32 character + * + * Handles a key press and sends the key code to the user's buffer. + * If the code creates a kernel-magic sequence, it is not passed to the + * user and is handled in-kernel. */ void VT_KBCallBack(Uint32 Codepoint) { @@ -465,6 +526,10 @@ void VT_KBCallBack(Uint32 Codepoint) Codepoint &= 0x7FFFFFFF; switch(Codepoint) { + #if !USE_CTRL_ALT + case KEY_RSHIFT: gbVT_CtrlDown = 0; break; + case KEY_LSHIFT: gbVT_AltDown = 0; break; + #else case KEY_LALT: case KEY_RALT: gbVT_AltDown = 0; @@ -473,12 +538,17 @@ void VT_KBCallBack(Uint32 Codepoint) case KEY_RCTRL: gbVT_CtrlDown = 0; break; + #endif } return; } switch(Codepoint) { + #if !USE_CTRL_ALT + case KEY_RSHIFT: gbVT_CtrlDown = 1; break; + case KEY_LSHIFT: gbVT_AltDown = 1; break; + #else case KEY_LALT: case KEY_RALT: gbVT_AltDown = 1; @@ -487,10 +557,13 @@ void VT_KBCallBack(Uint32 Codepoint) case KEY_RCTRL: gbVT_CtrlDown = 1; break; + #endif default: + #if USE_CTRL_ALT if(!gbVT_AltDown || !gbVT_CtrlDown) break; + #endif switch(Codepoint) { case KEY_F1: VT_SetTerminal(0); return; @@ -506,8 +579,16 @@ void VT_KBCallBack(Uint32 Codepoint) case KEY_F11: VT_SetTerminal(10); return; case KEY_F12: VT_SetTerminal(11); return; case KEY_PGUP: + if( gpVT_CurTerm->ViewPos > gpVT_CurTerm->Width ) + gpVT_CurTerm->ViewPos -= gpVT_CurTerm->Width; + else + gpVT_CurTerm->ViewPos = 0; return; case KEY_PGDOWN: + if( gpVT_CurTerm->ViewPos < gpVT_CurTerm->Width*(gpVT_CurTerm->Height*(VT_SCROLLBACK-1)) ) + gpVT_CurTerm->ViewPos += gpVT_CurTerm->Width; + else + gpVT_CurTerm->ViewPos = gpVT_CurTerm->Width*(gpVT_CurTerm->Height*(VT_SCROLLBACK-1)); return; } } @@ -618,7 +699,7 @@ void VT_int_PutString(tVTerm *Term, Uint8 *Buffer, Uint Count) } // Update cursor - if( !(Term->Flags & VT_FLAG_HIDECSR) ) + if( Term == gpVT_CurTerm && !(Term->Flags & VT_FLAG_HIDECSR) ) { tVideo_IOCtl_Pos pos; pos.x = Term->WritePos % Term->Width; @@ -830,7 +911,7 @@ void VT_int_PutChar(tVTerm *Term, Uint32 Ch) memcpy( Term->Text, &Term->Text[Term->Width], - Term->Width*(Term->Height-1)*VT_SCROLLBACK*sizeof(tVT_Char) + (Term->Width*Term->Height*VT_SCROLLBACK-Term->Width)*sizeof(tVT_Char) ); // Clear last row @@ -840,11 +921,13 @@ void VT_int_PutChar(tVTerm *Term, Uint32 Ch) Term->Text[ base + i ].Colour = Term->CurColour; } + //LOG("Scrolled buffer"); VT_int_UpdateScreen( Term, 1 ); } else if(Term->WritePos > Term->Width*Term->Height+Term->ViewPos) { Term->ViewPos += Term->Width; + //LOG("Scrolled screen"); VT_int_UpdateScreen( Term, 1 ); } else @@ -865,6 +948,9 @@ void VT_int_UpdateScreen( tVTerm *Term, int UpdateAll ) if( Term->Mode == TERM_MODE_TEXT ) { if(UpdateAll) { + //LOG("UpdateAll = 1"); + //LOG("VFS_WriteAt(0x%x, 0, %i*sizeof(tVT_Char), &Term->Text[%i])", + // giVT_OutputDevHandle, Term->Width*Term->Height, Term->ViewPos); VFS_WriteAt( giVT_OutputDevHandle, 0, @@ -873,6 +959,9 @@ void VT_int_UpdateScreen( tVTerm *Term, int UpdateAll ) ); } else { int pos = Term->WritePos - Term->WritePos % Term->Width; + //LOG("UpdateAll = 0"); + //LOG("VFS_WriteAt(0x%x, %i*sizeof(tVT_Char), %i*sizeof(tVT_Char), &Term->Text[%i])", + // giVT_OutputDevHandle, (pos - Term->ViewPos), Term->Width, pos); VFS_WriteAt( giVT_OutputDevHandle, (pos - Term->ViewPos)*sizeof(tVT_Char), @@ -908,8 +997,8 @@ void VT_int_ChangeMode(tVTerm *Term, int NewMode) free(Term->Text); Term->Buffer = calloc( Term->Width*Term->Height, sizeof(Uint32) ); break; - case TERM_MODE_OPENGL: - return; + //case TERM_MODE_OPENGL: + // return; } Term->Mode = NewMode; @@ -930,7 +1019,7 @@ void VT_int_ChangeMode(tVTerm *Term, int NewMode) Uint8 *VT_Font_GetChar(Uint32 Codepoint); // === GLOBALS === -int giVT_CharWidth = FONT_WIDTH+1; +int giVT_CharWidth = FONT_WIDTH; int giVT_CharHeight = FONT_HEIGHT; // === CODE ===