diff options
Diffstat (limited to 'src/include/kernel/ipc.H')
| -rw-r--r-- | src/include/kernel/ipc.H | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/src/include/kernel/ipc.H b/src/include/kernel/ipc.H index eeeea2d4b..a29d982a1 100644 --- a/src/include/kernel/ipc.H +++ b/src/include/kernel/ipc.H @@ -5,7 +5,7 @@ /* */ /* OpenPOWER HostBoot Project */ /* */ -/* Contributors Listed Below - COPYRIGHT 2013,2015 */ +/* Contributors Listed Below - COPYRIGHT 2013,2018 */ /* [+] International Business Machines Corp. */ /* */ /* */ @@ -26,6 +26,7 @@ #define __IPC_H #include <sys/msg.h> +#include <sys/internode.h> #define IPC_DATA_AREA_LOCKED 0xFFFFFFFFFFFFFFFFul #define IPC_DATA_AREA_READ 0xFFFFFFFFFFFFFFFEul @@ -33,12 +34,48 @@ namespace KernelIpc { + + /** @fn send() + * @brief Send an IPC message to a remote node + * + * @param[in] i_q - message queue + * @param[in] i_msg - message + * + * @note + */ + int send(uint64_t i_q, msg_t * i_msg); + + /** @fn updateRemoteIpcAddr() + * @brief update the Remote Address used to send IPC + * messages to the specified node + * + * @param[in] i_node - node + * @param[in] i_remoteAddr - IPC address of Remote Node's ipc_data_area + * + * @note + */ + int updateRemoteIpcAddr(uint64_t i_node, uint64_t i_remoteAddr); + + /** @fn qryLocalIpcInfo() + * @brief query the node and remote address other nodes will use to + * send messages to this IPC instance. + * + * @param[in] i_pONode - buffer the node will be returned in + * @param[in] i_pOAddr - buffer the address will be returned in + * + * @note + */ + int qryLocalIpcInfo(uint64_t * i_pONode, uint64_t * i_pOAddr); + + struct ipc_data_area_t { uint64_t msg_queue_id; msg_t msg_payload; uint64_t hrmor_base; uint32_t pir; + struct ipc_data_area_t * + remote_ipc_data_addr[internode_info_vals_t::MAX_NODES_PER_SYS]; }; /** |
