Initial commit

kernel/syscalls/channel.c

@@ -0,0 +1,21 @@
+#include <zinnia/channel.h>
+#include <zinnia/status.h>
+#include <kernel/compiler.h>
+
+zn_status_t syscall_channel_create(
+    enum zn_channel_flags flags,
+    __user zn_handle_t* endpoint0,
+    __user zn_handle_t* endpoint1
+) {
+    return ZN_ERR_UNSUPPORTED;
+}
+
+zn_status_t syscall_channel_open(
+    zn_handle_t channel,
+    size_t num_handles,
+    size_t num_bytes,
+    __user zn_handle_t** out_handle_buf,
+    __user void** out_data_buf
+) {
+    return ZN_ERR_UNSUPPORTED;
+}

kernel/syscalls/dispatch.c

@@ -0,0 +1,18 @@
+#include <zinnia/status.h>
+#include <zinnia/syscall_numbers.h>
+#include <kernel/compiler.h>
+#include <kernel/syscalls.h>
+#include <kernel/types.h>
+
+zn_status_t syscall_dispatch(reg_t num, reg_t a0, reg_t a1, reg_t a2, reg_t a3, reg_t a4, reg_t a5, reg_t a6) {
+    switch (num) {
+    case ZN_SYSCALL_PANIC:
+        syscall_panic((zn_status_t)a0);
+    case ZN_SYSCALL_LOG:
+        return syscall_log((__user const char*)a0, a1);
+    case ZN_SYSCALL_ARCHCTL:
+        return syscall_archctl(a0, a1);
+    }
+
+    return ZN_ERR_BAD_SYSCALL;
+}

kernel/syscalls/handle.c

@@ -0,0 +1,22 @@
+#include <zinnia/handle.h>
+#include <zinnia/status.h>
+#include <kernel/percpu.h>
+#include <kernel/syscalls.h>
+
+zn_status_t zn_handle_clone(zn_handle_t handle, zn_rights_t cloned_rights, zn_handle_t* cloned) {
+    struct task* current = percpu_get()->sched.current;
+    current->process;
+    return ZN_ERR_UNSUPPORTED;
+}
+
+zn_status_t zn_handle_drop(zn_handle_t handle) {
+    struct task* current = percpu_get()->sched.current;
+
+    return ZN_ERR_UNSUPPORTED;
+}
+
+zn_status_t zn_handle_validate(zn_handle_t handle) {
+    struct task* current = percpu_get()->sched.current;
+
+    return ZN_ERR_UNSUPPORTED;
+}

kernel/syscalls/meson.build

@@ -0,0 +1,6 @@
+kernel_sources += files(
+    'channel.c',
+    'dispatch.c',
+    'handle.c',
+    'log.c',
+)