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authorKimplul <kimi.h.kuparinen@gmail.com>2024-05-24 13:24:27 +0300
committerKimplul <kimi.h.kuparinen@gmail.com>2024-05-24 18:13:43 +0300
commitbc600ecc3bdf0f189861dfb840f70c2339a7a853 (patch)
treed9840b1dc1b865442a028c03ad7109ac67894f6e /common/uapi/conf.c
parent6a7073e5f262db9a4578ff00b5b28e34335564ce (diff)
downloadkmi-bc600ecc3bdf0f189861dfb840f70c2339a7a853.tar.gz
kmi-bc600ecc3bdf0f189861dfb840f70c2339a7a853.zip
rename common to src
+ I keep starting to type src and wondering why autocomplete won't work, I guess src is just uncounciously a better name
Diffstat (limited to 'common/uapi/conf.c')
-rw-r--r--common/uapi/conf.c115
1 files changed, 0 insertions, 115 deletions
diff --git a/common/uapi/conf.c b/common/uapi/conf.c
deleted file mode 100644
index 894b98a..0000000
--- a/common/uapi/conf.c
+++ /dev/null
@@ -1,115 +0,0 @@
-/* SPDX-License-Identifier: copyleft-next-0.3.1 */
-/* Copyright 2021 - 2022, Kim Kuparinen < kimi.h.kuparinen@gmail.com > */
-
-/**
- * @file conf.c
- * Runtime configuration sycall implementations.
- *
- * At the moment there are not runtime configuration parameters.
- */
-
-#include <kmi/power.h>
-#include <kmi/sizes.h>
-#include <kmi/uapi.h>
-#include <kmi/conf.h>
-
-#include <arch/proc.h>
-
-/** \todo stack size should really be set on a per-thread basis, and are the
- * conf*-syscalls even necessary? */
-size_t __thread_stack_size = SZ_2M;
-size_t __rpc_stack_size = SZ_512K;
-
-/** IDs for configuration parameters. */
-/** @todo should probably be moved somewhere so it can be shared with userspace */
-enum conf_param {
- CONF_THREAD_STACK = 0,
- CONF_RPC_STACK,
-};
-
-/**
- * Configuration parameter read syscall handler.
- *
- * \todo Implement parameters.
- *
- * @param t Current tcb.
- * @param param Parameter to read.
- * @return \ref OK and parameter value.
- */
-SYSCALL_DEFINE1(conf_get)(struct tcb *t, sys_arg_t param)
-{
- if (!has_cap(t->caps, CAP_CONF))
- return_args1(t, ERR_PERM);
-
- long val = 0;
- switch (param) {
- case CONF_THREAD_STACK:
- val = __thread_stack_size;
- break;
-
- case CONF_RPC_STACK:
- val = __rpc_stack_size;
- break;
-
- default:
- return_args1(t, ERR_NF);
- }
-
- return_args2(t, OK, val);
-}
-
-/**
- * Configuration parameter write syscall handler.
- *
- * \todo Implement parameters.
- *
- * @param t Current tcb.
- * @param param Parameter to write.
- * @param val Value to set \c param to.
- * @return \ref OK and \c 0.
- */
-SYSCALL_DEFINE2(conf_set)(struct tcb *t, sys_arg_t param, sys_arg_t val)
-{
- if (!has_cap(t->caps, CAP_CONF))
- return_args1(t, ERR_PERM);
-
- size_t size = 0;
- switch (param) {
- case CONF_THREAD_STACK:
- __thread_stack_size = align_up(val, BASE_PAGE_SIZE);
- break;
-
- case CONF_RPC_STACK:
- size = align_up(val, BASE_PAGE_SIZE);
- if (size > max_rpc_size())
- return_args1(t, ERR_MISC);
-
- __rpc_stack_size = size;
- break;
- }
-
- return_args1(t, OK);
-}
-
-/**
- * Poweroff syscall handler.
- *
- * @param t Current tcb.
- * @param type Type of poweroff.
- * @return \ref ERR_INVAL and \c 0 if incorrect poweroff \c type give, otherwise
- * does not return.
- */
-SYSCALL_DEFINE1(poweroff)(struct tcb *t, sys_arg_t type)
-{
- if (!(has_cap(t->caps, CAP_POWER)))
- return_args1(t, ERR_PERM);
-
- switch (type) {
- case SHUTDOWN:
- case COLD_REBOOT:
- case WARM_REBOOT:
- return_args2(t, OK, poweroff(type));
- };
-
- return_args1(t, ERR_INVAL);
-}