;*****************************************************************************/ ;* */ ;* tgi-kernel.inc */ ;* */ ;* TGI kernel interface */ ;* */ ;* */ ;* */ ;* (C) 2002 Ullrich von Bassewitz */ ;* Wacholderweg 14 */ ;* D-70597 Stuttgart */ ;* EMail: uz@musoftware.de */ ;* */ ;* */ ;* This software is provided 'as-is', without any expressed or implied */ ;* warranty. In no event will the authors be held liable for any damages */ ;* arising from the use of this software. */ ;* */ ;* Permission is granted to anyone to use this software for any purpose, */ ;* including commercial applications, and to alter it and redistribute it */ ;* freely, subject to the following restrictions: */ ;* */ ;* 1. The origin of this software must not be misrepresented; you must not */ ;* claim that you wrote the original software. If you use this software */ ;* in a product, an acknowledgment in the product documentation would be */ ;* appreciated but is not required. */ ;* 2. Altered source versions must be plainly marked as such, and must not */ ;* be misrepresented as being the original software. */ ;* 3. This notice may not be removed or altered from any source */ ;* distribution. */ ;* */ ;*****************************************************************************/ ;------------------------------------------------------------------------------ ; Offsets into the driver header TGI_HDR_ID = 0 ; Contains 0x74, 0x67, 0x69 ("tgi") TGI_HDR_VERSION = 3 ; Interface version TGI_HDR_XRES = 4 ; X resolution TGI_HDR_YRES = 6 ; Y resolution TGI_HDR_COLORCOUNT = 8 ; Number of available colors TGI_HDR_PAGECOUNT = 9 ; Number of screens available TGI_HDR_ERROR = 10 ; Error code TGI_HDR_RES = 11 ; Reserved for extensions TGI_HDR_JUMPTAB = 16 TGI_HDR_INSTALL = TGI_HDR_JUMPTAB+0 ; INSTALL routine TGI_HDR_DEINSTALL = TGI_HDR_JUMPTAB+2 ; DEINSTALL routine TGI_HDR_INIT = TGI_HDR_JUMPTAB+4 ; INIT routine TGI_HDR_DONE = TGI_HDR_JUMPTAB+6 ; DONE routine TGI_HDR_CONTROL = TGI_HDR_JUMPTAB+8 ; CONTROL routine TGI_HDR_CLEAR = TGI_HDR_JUMPTAB+10 ; CLEAR routine TGI_HDR_SETVIEWPAGE = TGI_HDR_JUMPTAB+12 ; SETVIEWPAGE routine TGI_HDR_SETDRAWPAGE = TGI_HDR_JUMPTAB+14 ; SETDRAWPAGE routine TGI_HDR_SETCOLOR = TGI_HDR_JUMPTAB+16 ; SETCOLOR routine TGI_HDR_SETPIXEL = TGI_HDR_JUMPTAB+18 ; SETPIXEL routine TGI_HDR_GETPIXEL = TGI_HDR_JUMPTAB+20 ; GETPIXEL routine TGI_HDR_LINE = TGI_HDR_JUMPTAB+22 ; LINE routine TGI_HDR_BAR = TGI_HDR_JUMPTAB+24 ; BAR routine TGI_HDR_CIRCLE = TGI_HDR_JUMPTAB+26 ; CIRCLE routine TGI_HDR_JUMPCOUNT = 14 ; Number of jump vectors ;------------------------------------------------------------------------------ ; Variables .global _tgi_drv ; Pointer to driver .global _tgi_error ; Last error code .global _tgi_mode ; Graphics mode or zero .global _tgi_curx ; Current drawing cursor X .global _tgi_cury ; Current drawing cursor Y .global _tgi_color ; Current drawing color .global _tgi_xres ; X resolution of the current mode .global _tgi_yres ; Y resolution of the current mode .global _tgi_colorcount ; Number of available colors .global _tgi_pagecount ; Number of available screen pages ;------------------------------------------------------------------------------ ; Driver entry points .global tgi_install .global tgi_deinstall .global tgi_init .global tgi_done .global tgi_control .global tgi_clear .global tgi_setviewpage .global tgi_setdrawpage .global tgi_setcolor .global tgi_setpixel .global tgi_getpixel .global tgi_line .global tgi_bar .global tgi_circle ;------------------------------------------------------------------------------ ; ASM functions .global tgi_emu_bar .global tgi_fetch_error .global tgi_getset .global tgi_inv_arg .global tgi_linepop .global tgi_set_ptr