chrissy
/
P8000
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

STATUS: 50% 

0000 T _sureg		compatible
    00e8 T _estabur		functional compatible:
    				uses different temp. reg.
    01ae T _sestabur		not compatible
    0296 T _segureg		functional compatible:
    				uses different temp. reg.
    0438 T _ldsdr		compatible
    0548 T _prmmu		compatible
This commit is contained in:
Oliver Lehmann 2008-05-29 17:55:56 +00:00
parent e591f182a8
commit 440a146fa0
1 changed files with 32 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

35
WEGA/src/uts/sys/ureg.c
View File

@ -45,7 +45,7 @@ sureg()
register struct text *textp;
if(u.u_segmented || inb(SCR)&0x0004)
panic("sureg: user is segmented");
panic("sureg: user is segmented\n");
u.u_segmts[USEG].sg_base = u.u_procp->p_addr+USIZE;
u.u_segmts[NUSEGS-1].sg_base = (u.u_segmts[USEG].sg_limit + u.u_segmts[USEG].sg_base + 1)
@ -158,7 +158,7 @@ segureg()
if (u.u_segno[i] & 0x80){
u.u_segmts[i].sg_base = caddr;
if(u.u_segmts[i].sg_limit > 0 || !j)
caddr += u.u_segmts[i].sg_limit-1; /*FIXME: r2 gets used here, r3 has to be used here */
caddr += u.u_segmts[i].sg_limit+1; /*FIXME: r2 gets used here, r3 has to be used here */
} else {
u.u_segmts[i].sg_base = addr;
if(u.u_segmts[i].sg_limit || !j)
@ -169,7 +169,7 @@ segureg()
else
loadsd(mmus,segno,&u.u_segmts[i]);
}
u.u_segmts[NUSEGS-1].sg_limit = addr - u.u_segmts[NUSEGS-1].sg_limit;
u.u_segmts[NUSEGS-1].sg_base = addr - u.u_segmts[NUSEGS-1].sg_limit;
loadsd((u.u_stakseg<0x40?mmud:mmus),STAK,&u.u_segmts[NUSEGS-1]);
}
@ -210,4 +210,33 @@ ldsdr(segno, sbase, slimit, sattr)
prmmu()
{
int segno;
int i;
struct segd segmnt;
putchar(0x0a); /*newline*/
if(!u.u_segmented) {
getsd(mmut,0x3f,&segmnt);
printf("code: %x %x %x\n",segmnt.sg_base,hibyte(segmnt.sg_limit),hibyte(segmnt.sg_attr));
getsd(mmud,0x3f,&segmnt);
printf("data: %x %x %x\n",segmnt.sg_base,hibyte(segmnt.sg_limit),hibyte(segmnt.sg_attr));
} else {
for(i=0;i<u.u_nsegs;i++) {
segno = u.u_segno[i];
if(segno < 0x40) {
getsd(mmud,segno,&segmnt);
} else {
getsd(mmus,segno,&segmnt);
}
printf("seg/slot %x/%x: %x %x %x\n",segno,i,segmnt.sg_base,hibyte(segmnt.sg_limit),hibyte(segmnt.sg_attr));
}
}
getsd(mmus,0x3f,&segmnt);
printf("stak: %x %x %x\n",segmnt.sg_base,hibyte(segmnt.sg_limit),hibyte(segmnt.sg_attr));
getsd(mmut,0x3b,&segmnt);
printf("MAPU: %x %x %x\n",segmnt.sg_base,hibyte(segmnt.sg_limit),hibyte(segmnt.sg_attr));
getsd(mmut,0x3c,&segmnt);
printf("DMA1: %x %x %x\n",segmnt.sg_base,hibyte(segmnt.sg_limit),hibyte(segmnt.sg_attr));
getsd(mmut,0x3d,&segmnt);
printf("DMA2: %x %x %x\n",segmnt.sg_base,hibyte(segmnt.sg_limit),hibyte(segmnt.sg_attr));
}