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| author | Patrick Williams <iawillia@us.ibm.com> | 2014-04-15 17:45:53 -0500 |
|---|---|---|
| committer | A. Patrick Williams III <iawillia@us.ibm.com> | 2014-05-09 07:19:10 -0500 |
| commit | 868e98cac34aed64ffb5f983a3662ae31af0c8a1 (patch) | |
| tree | 51eb73b4c371ec4e1347f6ff7423d4b32c576436 /src/usr/mbox | |
| parent | f1207a134bea63fc08342effe5e806aa38cc26e6 (diff) | |
| download | blackbird-hostboot-868e98cac34aed64ffb5f983a3662ae31af0c8a1.tar.gz blackbird-hostboot-868e98cac34aed64ffb5f983a3662ae31af0c8a1.zip | |
Move mailbox area to leave more room for Sapphire.
Change-Id: If39241fbbc110400177b3ef3a5e895f5ed14f2a4
RTC: 81670
Reviewed-on: http://gfw160.aus.stglabs.ibm.com:8080/gerrit/10588
Tested-by: Jenkins Server
Reviewed-by: Douglas R. Gilbert <dgilbert@us.ibm.com>
Reviewed-by: Daniel M. Crowell <dcrowell@us.ibm.com>
Reviewed-by: A. Patrick Williams III <iawillia@us.ibm.com>
Diffstat (limited to 'src/usr/mbox')
| -rw-r--r-- | src/usr/mbox/mbox_dma_buffer.C | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/usr/mbox/mbox_dma_buffer.C b/src/usr/mbox/mbox_dma_buffer.C index f04c54aee..43c93c681 100644 --- a/src/usr/mbox/mbox_dma_buffer.C +++ b/src/usr/mbox/mbox_dma_buffer.C @@ -179,7 +179,8 @@ void DmaBuffer::initPhysicalArea(void*& io_addr, uint64_t& o_phys) // Move the physical address to the start of the node (unsecure) and // add on the DMA buffer offset inside the node. o_phys &= ~(hrmor_base-1); - o_phys += VmmManager::MBOX_DMA_ADDR; + o_phys += reinterpret_cast<uint64_t>(io_addr) + + VMM_UNSECURE_RESERVED_MEMORY_BASEADDR; // Allocate a new VMM block for the buffer. io_addr = mm_block_map(reinterpret_cast<void*>(o_phys), @@ -195,5 +196,7 @@ void DmaBuffer::initPhysicalArea(void*& io_addr, uint64_t& o_phys) reinterpret_cast<uint64_t*>(VmmManager::MBOX_DMA_SIZE + reinterpret_cast<uint64_t>(io_addr))); + memset(io_addr, '\0', VmmManager::MBOX_DMA_SIZE); + } |
