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| author | Patrick Williams <iawillia@us.ibm.com> | 2010-09-14 18:09:10 -0500 |
|---|---|---|
| committer | Patrick Williams <iawillia@us.ibm.com> | 2010-09-14 18:09:10 -0500 |
| commit | 7dbf41357d6061170530601022c123eaf8fc2934 (patch) | |
| tree | 8da74fbf3a1919c73403b1c67ae8edad77843790 /src/kernel | |
| parent | 2bc4d154dd12ccd2280012ddb1439020ca79eb79 (diff) | |
| download | talos-hostboot-7dbf41357d6061170530601022c123eaf8fc2934.tar.gz talos-hostboot-7dbf41357d6061170530601022c123eaf8fc2934.zip | |
Various VMM updates.
1) Do SLBIA prior to creating initial SLB entry.
2) Do proper TLBIEs.
3) Set Ks/Kp in SLB properly.
4) Test data storage exception on code space.
Diffstat (limited to 'src/kernel')
| -rw-r--r-- | src/kernel/vmmmgr.C | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/src/kernel/vmmmgr.C b/src/kernel/vmmmgr.C index 43348ae67..51e26e60b 100644 --- a/src/kernel/vmmmgr.C +++ b/src/kernel/vmmmgr.C @@ -51,9 +51,11 @@ void VmmManager::initSLB() // ESID = 0, V = 1, Index = 1. slbRB = 0x0000000008000001; - // B = 01 (1TB), VSID = 0, Ks = 1, Kp = 1, NLCLP = 0 - slbRS = 0x4000000000000C00; + // B = 01 (1TB), VSID = 0, Ks = 0, Kp = 1, NLCLP = 0 + slbRS = 0x4000000000000400; + asm volatile("slbia" ::: "memory"); + asm volatile("isync" ::: "memory"); asm volatile("slbmte %0, %1" :: "r"(slbRS), "r"(slbRB) : "memory"); asm volatile("isync" ::: "memory"); } @@ -64,7 +66,7 @@ void VmmManager::initPTEs() for(size_t i = 0; i < PTEG_COUNT; i++) for (size_t j = 0; j < PTEG_SIZE; j++) setValid(false, getPte(i,j)); - + // Set up linear map. for(size_t i = 0; i < (FULL_MEM_SIZE / PAGESIZE); i++) { |
