Michel2/HxCFloppyEmulator
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Code Issues Releases Activity

IMD Loader : report correctly the variable bitrate state when multiples bitrates are present across the whole image.

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Jean-François DEL NERO
2026-05-04 22:57:17 +02:00
parent b98f731bb0
commit e804f9c0ca
1 changed files with 16 additions and 3 deletions
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libhxcfe/sources/loaders/imd_loader/imd_loader.c
+16 -3
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@@ -96,6 +96,7 @@ int IMD_libLoad_DiskFile(HXCFE_IMGLDR * imgldr_ctx,HXCFE_FLOPPY * floppydisk,cha
HXCFE_CYLINDER* currentcylinder = NULL; HXCFE_CYLINDER* currentcylinder = NULL;
HXCFE_SIDE* currentside = NULL; HXCFE_SIDE* currentside = NULL;
int32_t bitrate; int32_t bitrate;
int32_t oldbitrate;
int32_t pregap; int32_t pregap;
unsigned char * sectormap = NULL; unsigned char * sectormap = NULL;
unsigned char * sectorcylmap = NULL; unsigned char * sectorcylmap = NULL;
@@ -452,8 +453,6 @@ int IMD_libLoad_DiskFile(HXCFE_IMGLDR * imgldr_ctx,HXCFE_FLOPPY * floppydisk,cha
sectorconfig[j].trackencoding=tracktype; sectorconfig[j].trackencoding=tracktype;
} }
floppydisk->floppyBitRate=bitrate;
if(!floppydisk->tracks[trackcfg.physical_cylinder]) if(!floppydisk->tracks[trackcfg.physical_cylinder])
{ {
floppydisk->tracks[trackcfg.physical_cylinder] = allocCylinderEntry(rpm,floppydisk->floppyNumberOfSide); floppydisk->tracks[trackcfg.physical_cylinder] = allocCylinderEntry(rpm,floppydisk->floppyNumberOfSide);
@@ -462,10 +461,24 @@ int IMD_libLoad_DiskFile(HXCFE_IMGLDR * imgldr_ctx,HXCFE_FLOPPY * floppydisk,cha
currentcylinder = floppydisk->tracks[trackcfg.physical_cylinder]; currentcylinder = floppydisk->tracks[trackcfg.physical_cylinder];
currentside = tg_generateTrackEx((unsigned short)trackcfg.number_of_sector,sectorconfig,interleave,0,floppydisk->floppyBitRate,rpm,tracktype,pregap,2500 | NO_SECTOR_UNDER_INDEX,-2500); currentside = tg_generateTrackEx((unsigned short)trackcfg.number_of_sector,sectorconfig,interleave,0,bitrate,rpm,tracktype,pregap,2500 | NO_SECTOR_UNDER_INDEX,-2500);
currentcylinder->sides[trackcfg.physical_head&0xF] = currentside; currentcylinder->sides[trackcfg.physical_head&0xF] = currentside;
currentcylinder->floppyRPM = rpm; currentcylinder->floppyRPM = rpm;
if( i != 0 )
{
if ( bitrate != oldbitrate)
{
floppydisk->floppyBitRate = VARIABLEBITRATE;
}
}
else
{
floppydisk->floppyBitRate = bitrate;
}
oldbitrate = bitrate;
for(j=0;j<trackcfg.number_of_sector;j++) for(j=0;j<trackcfg.number_of_sector;j++)
{ {
imgldr_ctx->hxcfe->hxc_printf(MSG_DEBUG,"Sector:%d %x %x %x",sectorconfig[j].sector,sectorconfig[j].alternate_datamark,sectorconfig[j].alternate_sector_size_id,tracktype); imgldr_ctx->hxcfe->hxc_printf(MSG_DEBUG,"Sector:%d %x %x %x",sectorconfig[j].sector,sectorconfig[j].alternate_datamark,sectorconfig[j].alternate_sector_size_id,tracktype);