diff options
Diffstat (limited to 'kernel/src/boot/boot.S')
| -rw-r--r-- | kernel/src/boot/boot.S | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/kernel/src/boot/boot.S b/kernel/src/boot/boot.S index f4cb290..1dc2320 100644 --- a/kernel/src/boot/boot.S +++ b/kernel/src/boot/boot.S @@ -21,7 +21,7 @@ _start: ljmp $0x08, $begin_long_mode setup_page_tables: -// first 2mb +/* first 2mb */ mov $pt_lvl3, %eax or $0x3, %eax mov %eax, pt_lvl4 @@ -42,7 +42,7 @@ setup_page_tables: cmp $25, %ecx jne 1b -// first 2mb in hh +/* first 2mb in hh */ mov $pt_lvl3_hh, %eax or $0x3, %eax mov %eax, pt_lvl4 + 4096 - 8 @@ -67,22 +67,22 @@ setup_page_tables: .global enable_paging enable_paging: - // enable PAE + /* enable PAE */ mov %cr4, %edx or $1<<5 ,%edx mov %edx, %cr4 - // set LME (long mode enable) + /* set LME (long mode enable) */ mov $0xC0000080, %ecx rdmsr or $1<<8, %eax wrmsr - // pt_lvl4 + /* pt_lvl4 */ mov $pt_lvl4, %eax mov %eax, %cr3 - // enable paging (+ protected mode if not already enabled) + /* enable paging (+ protected mode if not already enabled) */ mov %cr0, %eax or $1<<31 + 1<<0, %eax mov %eax, %cr0 |