fix the return value of LdrLoadImage, make use of __declspec(dllexport), speed up blitting, add dummy TEB, redesign the syscall interface, fix stack alignent so movaps doesn't crash, implement a shitload of win32, implement a simple shell, add bink as video.exe 😎, minor kmain.c cleanup, HAL now supports power-off events, implemented \b in hal_screen.c, fix many deadlocks, add wait for exit event for processes, completely new error codes, small readme changes.

code/hal/hal_api.h

@@ -60,6 +60,12 @@ typedef struct HAL_INTC {
     void (*SendEoi)(void);
 } HAL_INTC;
 
+typedef struct HAL_POWER {
+    // ACPI S5 soft-off.  Disables interrupts, writes SLP_EN to PM1a/b_CNT,
+    // and halts if firmware doesn't respond.  Does not return.
+    void (*Shutdown)(void);
+} HAL_POWER;
+
 typedef struct HAL_API {
     uint32_t     Version;
     void         *(*PhysToVirt)(uint64_t physAddr);
@@ -69,6 +75,7 @@ typedef struct HAL_API {
     HAL_TIMER    Timer;
     HAL_PCI      Pci;
     HAL_INTC     Intc;
+    HAL_POWER    Power;
 } HAL_API;
 
 typedef struct HAL_INIT_PARAMS {