diff options
Diffstat (limited to 'src/usr/intr/intrrp.C')
| -rw-r--r-- | src/usr/intr/intrrp.C | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/src/usr/intr/intrrp.C b/src/usr/intr/intrrp.C index ec9d7396f..896bbe4ec 100644 --- a/src/usr/intr/intrrp.C +++ b/src/usr/intr/intrrp.C @@ -57,6 +57,7 @@ #include <p9_misc_scom_addresses.H> #include <p9n2_misc_scom_addresses_fld.H> #include <util/utilmbox_scratch.H> +#include <util/align.H> #include <errl/errludprintk.H> using namespace INTR; @@ -2486,9 +2487,26 @@ errlHndl_t IntrRp::syncNodes(intr_mpipl_sync_t i_sync_type) } else if(this_node_info->exist[node]) { + // Read the remote ipc address for this node and store it as an integer + uint64_t l_remote_ipc_addr = + reinterpret_cast<uint64_t>(KernelIpc::ipc_data_area.remote_ipc_data_addr[node]); + + // perform a block map to get a page aligned vaddr that contains the info we want + void* l_pageAlignedPtr = mm_block_map(reinterpret_cast<void *>(ALIGN_PAGE_DOWN(l_remote_ipc_addr)), + ALIGN_PAGE(sizeof(KernelIpc::ipc_data_area_t) + PAGE_SIZE)); + + KernelIpc::ipc_data_area_t * l_node_ipc_data_area = + reinterpret_cast<KernelIpc::ipc_data_area_t *>( + reinterpret_cast<uint64_t>(l_pageAlignedPtr) + + (l_remote_ipc_addr % PAGE_SIZE) ); + + hrmorBase = l_node_ipc_data_area->hrmor_base; + + mm_block_unmap(reinterpret_cast<void *>(ALIGN_PAGE_DOWN(l_remote_ipc_addr))); + node_info_ptr = reinterpret_cast<void *> - ((node*hrmorBase)+VMM_INTERNODE_PRESERVED_MEMORY_ADDR); + ((hrmorBase)+VMM_INTERNODE_PRESERVED_MEMORY_ADDR); internode_info_t * node_info = reinterpret_cast<internode_info_t *> |
