Fix various warnings

[nameless-os.git] / boot / x86 / stage3 / loader.s

diff --git a/boot/x86/stage3/loader.s b/boot/x86/stage3/loader.s
index b89d9245f62bad488bec74ca13bd80000db7806c..747905d704ef8bc0ae3c50921d996c3bc5ac000e 100644 (file)
--- a/boot/x86/stage3/loader.s
+++ b/boot/x86/stage3/loader.s
@@ -14,7 +14,7 @@ org 0x1800
 _start:
        mov [BOOT_DRIVE], dl
        call enable_unreal
-       print string
+       print begin
        call check_a20
        jc .a20_enabled
        call enable_a20
@@ -60,8 +60,12 @@ _start:
        mov ax, [es:di+(dir_entry.firstcluslo)]
        call print_dword
        mov edi, 0x100000
+       print kernel_loading
        call read_clus_chain_unreal ; load kernel
+       print kernel_loaded
        
+       call get_e820_map
+
        cli
        lgdt [gdt]
        mov eax, cr0
@@ -149,6 +153,7 @@ memcpy:
 %include "../fat32/fat32.s"
 %include "gdt.s"
 %include "print.s"
+%include "e820.s"
 
 in_protected:
 bits 32
@@ -158,16 +163,21 @@ bits 32
        mov ss, ax
        mov fs, ax
        mov gs, ax
-       call 0x100000
-       hlt
-       jmp $-1
+
+       call load_paging_structs
+       call enable_paging
+
+       jmp 0x8:0xc0000000
+       nop
 
 kernel_name: db "KERNEL  BIN"
-string: db "Hello from LOADER.BIN!", 0xd, 0xa, 0
-a20_enabled: db "A20 is enabled", 0xd, 0xa, 0
+begin: db "Nameless Bootloader revision ", GIT_REVISION, 0xd, 0xa, 0
+a20_enabled: db "A20 has been enabled", 0xd, 0xa, "Searching for kernel...", 0xd, 0xa, 0
 a20_fail: db "Failed to enable A20, giving up!", 0xd, 0xa, 0
 crit_err: db "A critical error occurred, dumping registers now: ", 0xd, 0xa, 0
 kernel_found: db "Found kernel at cluster ", 0
+kernel_loading: db 0xd, 0xa, "Loading kernel...", 0xd, 0xa, 0
+kernel_loaded: db "Kernel successfully loaded.", 0xd, 0xa, "Setting up kernel environment and running kernel...", 0xd, 0xa, 0
 missing_kernel: db "Could not find KERNEL.BIN", 0xd, 0xa, 0
 eax_s: db "EAX: ", 0
 ebx_s: db "EBX: ", 0
@@ -182,3 +192,5 @@ ss_s: db "SS: ", 0
 space: db " ", 0
 hex_delm: db "0x", 0
 newline: db 0xd, 0xa, 0
+
+%include "paging.s"