vtophys.cc (8768:314eb1e2fa94) vtophys.cc (8953:488d45aeb672)
1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 47 unchanged lines hidden (view full) ---

56 {
57 panic("Need access to page tables\n");
58 }
59
60 Addr
61 vtophys(ThreadContext *tc, Addr vaddr)
62 {
63 Walker *walker = tc->getDTBPtr()->getWalker();
1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * The license below extends only to copyright in the software and shall
6 * not be construed as granting a license to any other intellectual
7 * property including but not limited to intellectual property relating
8 * to a hardware implementation of the functionality of the software

--- 47 unchanged lines hidden (view full) ---

56 {
57 panic("Need access to page tables\n");
58 }
59
60 Addr
61 vtophys(ThreadContext *tc, Addr vaddr)
62 {
63 Walker *walker = tc->getDTBPtr()->getWalker();
64 Addr size;
64 unsigned logBytes;
65 Addr addr = vaddr;
65 Addr addr = vaddr;
66 Fault fault = walker->startFunctional(tc, addr, size, BaseTLB::Read);
66 Fault fault = walker->startFunctional(
67 tc, addr, logBytes, BaseTLB::Read);
67 if (fault != NoFault)
68 panic("vtophys page walk returned fault\n");
68 if (fault != NoFault)
69 panic("vtophys page walk returned fault\n");
69 Addr masked_addr = vaddr & (size - 1);
70 Addr masked_addr = vaddr & mask(logBytes);
70 Addr paddr = addr | masked_addr;
71 DPRINTF(VtoPhys, "vtophys(%#x) -> %#x\n", vaddr, paddr);
72 return paddr;
73 }
74}
71 Addr paddr = addr | masked_addr;
72 DPRINTF(VtoPhys, "vtophys(%#x) -> %#x\n", vaddr, paddr);
73 return paddr;
74 }
75}