if (!paging_enb)
return _virt;
- if (_virt >= 0xA0000 && _virt < 0xC0000)
- return _virt;
- if (_virt >= 0x200000 && _virt < 0x300000)
- return _virt - 0x200000 + /* XXX */ 0x1FF82000;
- if (_virt >= 0x1F0000 && _virt < 0x1F2000)
- return _virt - 0x1F0000 + 0x1FF80000;
- if ((_virt & ~0xFFF) == 0x4000)
- return _virt - 0x4000 + curmapped;
+ unsigned long pde = ((unsigned long *)p2v((unsigned long)pd))[PDE_FOR(_virt)];
+ unsigned long pte;
+
+ if (!(pde & PTE_PRESENT))
+ return 0xFFFFFFFF;
+
+ if (pde & PDE_PAGE_SIZE)
+ return ADDR_12_MASK(pde) + (_virt & 0x3FFFFF);
- outputf("WARNING: v2p(%08x)", _virt);
- return 0xFFFFFFFF;
+ pte = ((unsigned long *)p2v(ADDR_12_MASK(pde)))[PTE_FOR(_virt)];
+ if (!(pte & PTE_PRESENT))
+ return 0xFFFFFFFF;
+ return (pte & ~0xFFF) + (_virt & 0xFFF);
}
void *p2v(unsigned long phys)
unsigned char status;
static unsigned int stillwaiting = 0;
unsigned int n, len;
+
+ if (stillwaiting)
+ {
+ while (!(inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_TXCOMPLETE) && oneshot_running())
+ ;
+ if (!(inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_TXCOMPLETE))
+ {
+ outputf("3c90x: tx timeout? txstat %02x", inb(INF_3C90X.IOAddr + regTxStatus_b));
+ outputf("3c90x: Gen sts %04x", inw(INF_3C90X.IOAddr + regCommandIntStatus_w));
+ }
+ status = inb(INF_3C90X.IOAddr + regTxStatus_b);
+ outb(INF_3C90X.IOAddr + regTxStatus_b, 0x00);
+ stillwaiting = 0;
+ }
_issue_command(INF_3C90X.IOAddr, cmdStallCtl, 2 /* Stall download */);
oneshot_start_ms(10);
stillwaiting = 1;
- if (stillwaiting)
- {
- while (!(inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_TXCOMPLETE) && oneshot_running())
- ;
- if (!(inw(INF_3C90X.IOAddr + regCommandIntStatus_w) & INT_TXCOMPLETE))
- {
- outputf("3c90x: tx timeout? txstat %02x", inb(INF_3C90X.IOAddr + regTxStatus_b));
- outputf("3c90x: Gen sts %04x", inw(INF_3C90X.IOAddr + regCommandIntStatus_w));
- }
- status = inb(INF_3C90X.IOAddr + regTxStatus_b);
- outb(INF_3C90X.IOAddr + regTxStatus_b, 0x00);
- stillwaiting = 0;
- }
#if 0
/** successful completion (sans "interrupt Requested" bit) **/