X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/21fc45696e24471453a14ff496c8de5fe3cad6a8..c50b9a23b03c677efa3842536c363d368542e30b:/lunaix-os/includes/lunaix/process.h?ds=sidebyside

diff --git a/lunaix-os/includes/lunaix/process.h b/lunaix-os/includes/lunaix/process.h
index 18cddb9..1eacf12 100644
--- a/lunaix-os/includes/lunaix/process.h
+++ b/lunaix-os/includes/lunaix/process.h
@@ -3,6 +3,7 @@
 
 #include <arch/x86/interrupts.h>
 #include <lunaix/clock.h>
+#include <lunaix/ds/waitq.h>
 #include <lunaix/fs.h>
 #include <lunaix/mm/mm.h>
 #include <lunaix/signal.h>
@@ -13,7 +14,7 @@
 // 虽然内核不是进程，但为了区分，这里使用Pid=-1来指代内核。这主要是方便物理页所有权检查。
 #define KERNEL_PID -1
 
-#define PS_STOPPED 0
+#define PS_READY 0
 #define PS_RUNNING 1
 #define PS_TERMNAT 2
 #define PS_DESTROY 4
@@ -27,17 +28,21 @@
 struct proc_mm
 {
     heap_context_t u_heap;
-    struct mm_region regions;
+    struct llist_header regions;
+};
+
+struct proc_sigstate
+{
+    isr_param proc_regs;
+    char fxstate[512] __attribute__((aligned(16)));
 };
 
 struct proc_sig
 {
     void* signal_handler;
     int sig_num;
-    isr_param prev_context;
-};
-
-#define PROC_SIG_SIZE sizeof(struct proc_sig) // size=84
+    struct proc_sigstate prev_context;
+} __attribute__((packed));
 
 struct proc_info
 {
@@ -49,17 +54,20 @@ struct proc_info
 
     /* ---- critical section start ---- */
 
-    pid_t pid;
-    struct proc_info* parent;
-    isr_param intr_ctx; // size=76
-    uintptr_t ustack_top;
-    void* page_table;
+    pid_t pid;                // offset = 0
+    struct proc_info* parent; // offset = 4
+    isr_param intr_ctx;       // offset = 8
+    uintptr_t ustack_top;     // offset = 84
+    void* page_table;         // offset = 88
+    void* fxstate;            // offset = 92
 
     /* ---- critical section end ---- */
 
+    struct llist_header tasks;
     struct llist_header siblings;
     struct llist_header children;
     struct llist_header grp_member;
+    waitq_t waitqueue;
 
     struct
     {
@@ -85,6 +93,12 @@ struct proc_info
 
 extern volatile struct proc_info* __current;
 
+static inline void
+block_current()
+{
+    __current->state = PS_BLOCKED;
+}
+
 /**
  * @brief 分配并初始化一个进程控制块
  *