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Separated tgi_load and tgi_load_driver.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@4152 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz 2009-09-11 18:47:33 +00:00
parent 4ed9b6facf
commit 569b8d0e77
3 changed files with 100 additions and 48 deletions
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3
libsrc/tgi/Makefile
View File

@ -29,7 +29,8 @@ CFLAGS = -Osir -g -T -t $(SYS) --forget-inc-paths -I . -I ../../include
#--------------------------------------------------------------------------
# Object files
C_OBJS = tgi_load.o
C_OBJS = tgi_load.o \
tgi_load_driver.o
S_OBJS = tgi-kernel.o \
tgi_bar.o \

57
libsrc/tgi/tgi_load.c
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@ -6,10 +6,10 @@
/* */
/* */
/* */
/* (C) 2002-2003 Ullrich von Bassewitz */
/* Römerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* (C) 2002-2009, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* This software is provided 'as-is', without any expressed or implied */
@ -33,15 +33,17 @@
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <modload.h>
#include <tgi.h>
#include <tgi/tgi-kernel.h>
/*****************************************************************************/
/* Code */
/*****************************************************************************/
void __fastcall__ tgi_load (unsigned char mode)
/* Install the matching driver for the given mode. Will just load the driver
* and check if loading was successul. Will not switch to gaphics mode.
@ -59,42 +61,3 @@ void __fastcall__ tgi_load (unsigned char mode)
void __fastcall__ tgi_load_driver (const char* name)
/* Install the given driver. This function is identical to tgi_load with the
* only difference that the name of the driver is specified explicitly. You
* should NOT use this function in most cases, use tgi_load() instead.
*/
{
static struct mod_ctrl ctrl = {
read /* Read from disk */
};
unsigned Res;
/* Check if we do already have a driver loaded. If so, remove it. */
if (tgi_drv != 0) {
tgi_unload ();
}
/* Now open the file */
ctrl.callerdata = open (name, O_RDONLY);
if (ctrl.callerdata >= 0) {
/* Load the module */
Res = mod_load (&ctrl);
/* Close the input file */
close (ctrl.callerdata);
/* Check the return code */
if (Res == MLOAD_OK) {
/* Check the driver signature, install the driver */
tgi_install (ctrl.module);
return;
}
}
/* Error loading the driver */
tgi_error = TGI_ERR_CANNOT_LOAD;
}

88
libsrc/tgi/tgi_load_driver.c Normal file
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@ -0,0 +1,88 @@
/*****************************************************************************/
/* */
/* tgi_load_driver.c */
/* */
/* Loader module for TGI drivers */
/* */
/* */
/* */
/* (C) 2002-2009, Ullrich von Bassewitz */
/* Roemerstrasse 52 */
/* D-70794 Filderstadt */
/* EMail: uz@cc65.org */
/* */
/* */
/* 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. */
/* */
/*****************************************************************************/
#include <unistd.h>
#include <fcntl.h>
#include <modload.h>
#include <tgi.h>
#include <tgi/tgi-kernel.h>
/*****************************************************************************/
/* Code */
/*****************************************************************************/
void __fastcall__ tgi_load_driver (const char* name)
/* Install the given driver. This function is identical to tgi_load with the
* only difference that the name of the driver is specified explicitly. You
* should NOT use this function in most cases, use tgi_load() instead.
*/
{
static struct mod_ctrl ctrl = {
read /* Read from disk */
};
unsigned Res;
/* Check if we do already have a driver loaded. If so, remove it. */
if (tgi_drv != 0) {
tgi_unload ();
}
/* Now open the file */
ctrl.callerdata = open (name, O_RDONLY);
if (ctrl.callerdata >= 0) {
/* Load the module */
Res = mod_load (&ctrl);
/* Close the input file */
close (ctrl.callerdata);
/* Check the return code */
if (Res == MLOAD_OK) {
/* Check the driver signature, install the driver */
tgi_install (ctrl.module);
return;
}
}
/* Error loading the driver */
tgi_error = TGI_ERR_CANNOT_LOAD;
}