setos

commit b605554ea3fcf46fd5324908134d1c48f4a24a59
parent c41010422015c90adb51f7a39e4e33a152c89a4f
Author: Matsuda Kenji <info@mtkn.jp>
Date:   Thu, 14 Mar 2024 15:41:17 +0900

stuck with compile error:
undefined reference to `___chkstk_ms'

Diffstat:
M
hello.c
 | 
12
+++++++++---
M
uefi.h
 | 
9
+++++++--

2 files changed, 16 insertions(+), 5 deletions(-)
diff --git a/hello.c b/hello.c
@@ -6,17 +6,23 @@
 EFI_STATUS
 EfiMain(EFI_HANDLE ImageHandle, EFI_SYSTEM_TABLE *SystemTable)
 {
+	EFI_STATUS stat;
+	CHAR16 s[19];
+
 	// Output firmware bender.
 	SystemTable->ConOut->OutputString(SystemTable->ConOut, SystemTable->FirmwareVendor);
 
 	// Output memory map information.
-	UINTN                 mmsize = sizeof(EFI_MEMORY_DESCRIPTOR) * 32; // ?
-	EFI_MEMORY_DESCRIPTOR mmap[32];
+	UINTN                 mmsize = sizeof(EFI_MEMORY_DESCRIPTOR) * 150; // ?
+	EFI_MEMORY_DESCRIPTOR mmap[150];
 	UINTN                 mkey;
 	UINTN                 dsize;
 	UINT32                dver;
 
-	SystemTable->BootServices->GetMemoryMap(&mmsize, mmap, &mkey, &dsize, &dver);
+	stat = SystemTable->BootServices->GetMemoryMap(&mmsize, mmap, &mkey, &dsize, &dver);
+	if (stat != EFI_SUCCESS) {
+		return stat;
+	}
 
 	// Echo back user input.
 	EFI_INPUT_KEY Key;
diff --git a/uefi.h b/uefi.h
@@ -9,11 +9,16 @@ typedef unsigned long long UINTN;
 typedef unsigned short UINT16;
 typedef unsigned UINT32;
 typedef unsigned long long UINT64;
-typedef unsigned long long EFI_STATUS;
+typedef UINTN EFI_STATUS;
 typedef void *EFI_HANDLE;
 typedef UINT64 EFI_PHYSICAL_ADDRESS;
 typedef UINT64 EFI_VIRTUAL_ADDRESS;
 
+// EFI_STATUS
+enum {
+	EFI_SUCCESS = 0,
+};
+
 typedef struct {
 	UINT16 ScanCode;
 	CHAR16 UnicodeChar;
@@ -43,7 +48,7 @@ typedef struct _EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL {
 	EFI_TEXT_STRING OutputString;
 } EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL;
 
-typedef struct { // TODO implement.
+typedef struct {
 	UINT32 Type;
 	EFI_PHYSICAL_ADDRESS PhysicalStart;
 	EFI_VIRTUAL_ADDRESS VirtualStart;