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Diffstat (limited to 'dev/boot/src/BootThread.cc')
-rw-r--r--dev/boot/src/BootThread.cc19
1 files changed, 10 insertions, 9 deletions
diff --git a/dev/boot/src/BootThread.cc b/dev/boot/src/BootThread.cc
index b502b52e..5566e3e0 100644
--- a/dev/boot/src/BootThread.cc
+++ b/dev/boot/src/BootThread.cc
@@ -15,6 +15,8 @@
#include <KernelKit/PEF.h>
#include <modules/CoreGfx/TextGfx.h>
+#define kBootThreadSz mib_cast(16)
+
/// @brief External boot services symbol.
EXTERN EfiBootServices* BS;
@@ -67,11 +69,10 @@ BootThread::BootThread(VoidPtr blob) : fStartAddress(nullptr), fBlob(blob) {
writer.Write("BootZ: Magic: ").Write(header_ptr->Signature).Write("\r");
EfiPhysicalAddress loadStartAddress = opt_header_ptr->ImageBase;
- loadStartAddress += opt_header_ptr->BaseOfData;
- writer.Write("BootZ: Image base: ").Write(loadStartAddress).Write("\r");
+ writer.Write("BootZ: Image-Base: ").Write(loadStartAddress).Write("\r");
- fStack = new UInt8[mib_cast(16)];
+ fStack = new UInt8[kBootThreadSz];
if (!fStack) {
writer.Write("BootZ: Unable to allocate stack.\r");
@@ -172,13 +173,13 @@ Int32 BootThread::Start(HEL::BootInfoHeader* handover, Bool own_stack) {
if (own_stack) {
writer.Write("BootZ: Using it's own stack.\r");
- writer.Write("BootZ: Stack address: ").Write((UIntPtr) &fStack[mib_cast(16) - 1]).Write("\r");
- writer.Write("BootZ: Stack size: ").Write(mib_cast(16)).Write("\r");
+ writer.Write("BootZ: Stack address: ").Write((UIntPtr) &fStack[kBootThreadSz - 1]).Write("\r");
+ writer.Write("BootZ: Stack size: ").Write(kBootThreadSz).Write("\r");
- fHandover->f_StackTop = &fStack[mib_cast(16) - 1];
- fHandover->f_StackSz = mib_cast(16);
+ fHandover->f_StackTop = &fStack[kBootThreadSz - 1];
+ fHandover->f_StackSz = kBootThreadSz;
- auto ret = rt_jump_to_address(fStartAddress, fHandover, &fStack[mib_cast(16) - 1]);
+ auto ret = rt_jump_to_address(fStartAddress, fHandover, &fStack[kBootThreadSz - 1]);
// we don't need the stack anymore.
@@ -187,7 +188,7 @@ Int32 BootThread::Start(HEL::BootInfoHeader* handover, Bool own_stack) {
return ret;
} else {
- writer.Write("BootZ: Using Bootloader's stack.\r");
+ writer.Write("BootZ: Using the bootloader's stack.\r");
return reinterpret_cast<HEL::HandoverProc>(fStartAddress)(fHandover);
}