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Add NOP rpc call

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This commit is contained in:
Sparchatus 2022-05-05 09:25:00 +00:00
parent f59c3b52c5
commit 0d69c8b0ad
3 changed files with 27 additions and 0 deletions
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5
include/aos/aos_rpc.h
View File

@ -34,6 +34,7 @@ enum rpc_mtype {
RPC_MTYPE_PROCESS_GET_ALL_PIDS,
RPC_MTYPE_ALLOCATE_PID,
RPC_MTYPE_GET_BOOTINFO,
RPC_MTYPE_NOP,
RPC_MTYPE_COUNT // How many message types exist
};
@ -55,6 +56,10 @@ struct aos_rpc {
*/
errval_t aos_rpc_init(struct aos_rpc *rpc, struct lmp_chan *chan, void *shared_mem);
/**
* @brief rpc call for RPC performance measurements (performs no action except a nop)
*/
errval_t aos_rpc_nop(struct aos_rpc *chan);
/**
* \brief Send a number.

11
lib/aos/aos_rpc.c
View File

@ -95,6 +95,17 @@ static errval_t do_aos_rpc(
return recv.words[0];
}
errval_t
aos_rpc_nop(struct aos_rpc *rpc) {
errval_t err;
err = do_aos_rpc(
rpc, RPC_MTYPE_NOP,
NULL_CAP, 0, 0, 0,
NULL, NULL, NULL, NULL);
return err;
}
errval_t
aos_rpc_send_number(struct aos_rpc *rpc, uintptr_t num) {

11
lib/spawn/rpc_server.c
View File

@ -121,6 +121,16 @@ static void rpc_server_async_reply(struct generic_rpc_server *g_rpc, errval_t re
// RPC handlers
static errval_t handle_rpc_nop(
struct generic_rpc_server *rpc,
struct capref arg_cap, size_t arg_size, uintptr_t arg0, uintptr_t arg1,
struct capref *ret_cap, size_t *ret_size, uintptr_t *ret0, uintptr_t *ret1
) {
__asm volatile("nop");
return SYS_ERR_OK;
}
static errval_t handle_rpc_send_number(
struct generic_rpc_server *rpc,
struct capref arg_cap, size_t arg_size, uintptr_t arg0, uintptr_t arg1,
@ -442,5 +452,6 @@ rpc_handler_t rpc_handlers[RPC_MTYPE_COUNT] = {
[RPC_MTYPE_PROCESS_GET_NAME] = handle_rpc_process_get_name,
[RPC_MTYPE_PROCESS_GET_ALL_PIDS] = handle_rpc_process_get_all_pids,
[RPC_MTYPE_ALLOCATE_PID] = handle_rpc_allocate_pid,
[RPC_MTYPE_NOP] = handle_rpc_nop,
[RPC_MTYPE_GET_BOOTINFO] = handle_rpc_get_bootinfo,
};