add CatchAllDebugBucket as a syscall for debugging, add a basic network card plus ethernet driver (wip)

code/kernel/ke_syscall.c

@@ -53,6 +53,7 @@
 // HAL pointer - set once at boot by KeSyscallSetHal()
 // ---------------------------------------------------------------------------
 static const HAL_API* gHal;
+static uint64_t (*gCatchAllDebugBucket)(uint64_t a0, uint64_t a1, uint64_t a2, uint64_t a3, uint64_t a4, uint64_t a5);
 
 typedef struct SYS_IO_STATUS_BLOCK_K {
     volatile uint32_t Status;
@@ -84,7 +85,10 @@ typedef struct SYS_USER_ASYNC_APC_CONTEXT {
     void* UserContext;
 } SYS_USER_ASYNC_APC_CONTEXT;
 
-void KeSyscallSetHal(const HAL_API* hal) { gHal = hal; }
+void KeSyscallInit(const HAL_API* hal, uint64_t (*CatchAllDebugBucket)(uint64_t a0, uint64_t a1, uint64_t a2, uint64_t a3, uint64_t a4, uint64_t a5)) {
+    gHal = hal;
+    gCatchAllDebugBucket = CatchAllDebugBucket;
+}
 
 // ---------------------------------------------------------------------------
 // Helper: look up a handle and type-check it in one call.
@@ -1494,6 +1498,11 @@ static uint64_t SyscallRemoveDir(uint64_t a0, uint64_t a1, uint64_t a2,
     return IoRemoveDir(path);
 }
 
+static uint64_t SyscallCatchAllDebugBucket(uint64_t a0, uint64_t a1, uint64_t a2,
+                                           uint64_t a3, uint64_t a4, uint64_t a5) {
+    return gCatchAllDebugBucket(a0, a1, a2, a3, a4, a5);
+}
+
 // ===========================================================================
 // Dispatch table  -  index must match SYS_* in syscall_nr.h exactly.
 // ===========================================================================
@@ -1576,6 +1585,7 @@ static const SYSCALL_HANDLER gSyscallTable[SYS_MAX] = {
     /* 73 SYS_GET_TICK                 */ SyscallGetTick,
     /* 74 SYS_DEBUG_PRINT              */ SyscallDebugPrint,
     /* 75 SYS_QUERY_TRAP_FRAME         */ SyscallQueryTrapFrame,
+    /* 76 SYS_CATCHALLDEBUGBUCKET      */ SyscallCatchAllDebugBucket
 };
 
 // ---------------------------------------------------------------------------