| 55,6 → 55,7 |
|---|
| /** Initialize VHPT and region registers. */ |
| void set_environment(void) |
| { |
| |
| region_register rr; |
| pta_register pta; |
| int i; |
| 61,16 → 62,17 |
|---|
| |
| /* |
| * First set up kernel region register. |
| * This is redundant (see start.S) but we keep it here just for sure. |
| * This action is redundand (see start.S) but I would to keep it to make sure that |
| *no unexpected changes will be made. |
| */ |
| rr.word = rr_read(VRN_KERNEL); |
| rr.map.ve = 0; /* disable VHPT walker */ |
| rr.map.ps = PAGE_WIDTH; |
| rr.map.rid = ASID2RID(ASID_KERNEL, VRN_KERNEL); |
| rr.map.rid = ASID2RID(ASID_KERNEL,VRN_KERNEL); |
| rr_write(VRN_KERNEL, rr.word); |
| srlz_i(); |
| srlz_d(); |
| |
| |
| /* |
| * And invalidate the rest of region register. |
| */ |
| 81,7 → 83,7 |
|---|
| |
| rr.word == rr_read(i); |
| rr.map.ve = 0; /* disable VHPT walker */ |
| rr.map.rid = RID_INVALID; |
| rr.map.rid = ASID2RID(ASID_INVALID,i); |
| rr_write(i, rr.word); |
| srlz_i(); |
| srlz_d(); |
| 98,6 → 100,10 |
|---|
| pta_write(pta.word); |
| srlz_i(); |
| srlz_d(); |
| |
| |
| return ; |
| |
| } |
| |
| /** Calculate address of collision chain from VPN and ASID. |