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Fix problem with devicehigh

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git-svn-id: https://svn.code.sf.net/p/freedos/svn/kernel/trunk@62 6ac86273-5f31-0410-b378-82cca8765d1b
This commit is contained in:
Jim Tabor 2000-08-07 03:03:12 +00:00
parent 0fddf1f848
commit 2bc370718d
1 changed files with 14 additions and 12 deletions
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26
kernel/config.c
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@ -39,6 +39,9 @@ static BYTE *RcsId = "$Id$";
/* /*
* $Log$ * $Log$
* Revision 1.7 2000/08/07 03:03:12 jimtabor
* Fix problem with devicehigh
*
* Revision 1.6 2000/08/06 05:50:17 jimtabor * Revision 1.6 2000/08/06 05:50:17 jimtabor
* Add new files and update cvs with patches and changes * Add new files and update cvs with patches and changes
* *
@ -398,20 +401,20 @@ INIT VOID configDone(VOID)
{ {
mumcb_init((mcb FAR *) (MK_FP(0x9fff, 0)), mumcb_init((mcb FAR *) (MK_FP(0x9fff, 0)),
umb_start - 0x9fff); umb_start - 0x9fff - 1);
/* Check if any devices were loaded in umb */
/* make last end of mem block normal with SC */ if(umb_start != FP_SEG(upBase) ){
/* make last block normal with SC for the devices */
mumcb_init((mcb FAR *) (MK_FP(uppermem_root, 0)), mumcb_init((mcb FAR *) (MK_FP(uppermem_root, 0)),
(FP_SEG(upBase) + ((FP_OFF(upBase) + 0x0f) >> 4)) - uppermem_root - 1); (FP_SEG(upBase) + ((FP_OFF(upBase) + 0x0f) >> 4)) - uppermem_root - 1);
uppermem_root = FP_SEG(upBase) + ((FP_OFF(upBase) + 0x0f) >> 4); uppermem_root = FP_SEG(upBase) + ((FP_OFF(upBase) + 0x0f) >> 4);
zumcb_init((mcb FAR *) (MK_FP(uppermem_root, 0)), zumcb_init((mcb FAR *) (MK_FP(uppermem_root, 0)),
(umb_start + UMB_top ) - uppermem_root - 1); (umb_start + UMB_top ) - uppermem_root - 1);
upBase += 16; upBase += 16;
} }
}
#ifdef DEBUG #ifdef DEBUG
printf("UMB Allocation completed: top at 0x%04x:0x%04x\n", printf("UMB Allocation completed: top at 0x%04x:0x%04x\n",
@ -503,11 +506,12 @@ INIT VOID DoConfig(VOID)
upBase = MK_FP(umb_start , 0); upBase = MK_FP(umb_start , 0);
uppermem_root = umb_start; uppermem_root = umb_start;
/* master sig for umb region with full size */
/* master sig for umb region with full size */
/*
umcb_init((mcb FAR *) upBase, UMB_top ); umcb_init((mcb FAR *) upBase, UMB_top );
upBase += 16; upBase += 16;
*/
/* reset root */ /* reset root */
uppermem_root = FP_SEG(upBase) + ((FP_OFF(upBase) + 0x0f) >> 4); uppermem_root = FP_SEG(upBase) + ((FP_OFF(upBase) + 0x0f) >> 4);
@ -516,11 +520,6 @@ INIT VOID DoConfig(VOID)
zumcb_init((mcb FAR *) (MK_FP(uppermem_root, 0)), UMB_top - 1); zumcb_init((mcb FAR *) (MK_FP(uppermem_root, 0)), UMB_top - 1);
upBase += 16; upBase += 16;
#ifdef DEBUG
printf("UMB Allocation completed: top at 0x%04x:0x%04x\n",
FP_SEG(upBase), FP_OFF(upBase));
#endif
} }
} }
@ -1107,6 +1106,9 @@ INIT VOID
mcbp->m_type = MCB_LAST; mcbp->m_type = MCB_LAST;
mcbp->m_psp = FREE_PSP; mcbp->m_psp = FREE_PSP;
mcbp->m_size = size; mcbp->m_size = size;
for (i = 0; i < 8; i++)
mcbp->m_name[i] = '\0';
} }
INIT VOID INIT VOID