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Removed unused function and error message

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This commit is contained in:
max 🍓
2022-12-14 18:33:51 +00:00
parent a94dfdc952
commit f9c835b9d6
1 changed files with 2 additions and 32 deletions
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34
arch/x86_64/start_32.S
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@@ -22,9 +22,6 @@
no_long_mode_err: no_long_mode_err:
.asciz "This system is not 64-bit. Press any key to reboot." .asciz "This system is not 64-bit. Press any key to reboot."
unsupported_cpu_err:
.asciz "Your CPU is not supported by Magenta. Press any key to reboot."
/******* /*******
LONG MDOE BOOSTRAP GDT LONG MDOE BOOSTRAP GDT
@@ -70,7 +67,8 @@ bootstrap_stack_top:
.long FLAGS .long FLAGS
.long CHECKSUM .long CHECKSUM
# Print an error message and wait for RETURN if the system's CPU doesn't support long mode. # Print an error message, wait for RETURN, and
# reboot if the system's CPU doesn't support long mode.
no_long_mode: no_long_mode:
# print error message # print error message
mov $no_long_mode_err, %esi mov $no_long_mode_err, %esi
@@ -99,34 +97,6 @@ no_long_mode:
cli cli
hlt hlt
# Print an error message and wait for RETURN if the system's CPU isn't supported.
unsupported_cpu:
# print error message
mov $unsupported_cpu_err, %esi
mov $0xb8000, %edi
1:
movsb
movb $12, (%edi)
incl %edi
cmpb $0, (%esi)
jne 1b
2:
inb $0x64, %al
test $0x01, %al
jz 3f
inb $0x60, %al
jmp 2b
3:
inb $0x64, %al
test $0x01, %al
jz 3b
int $0xff
cli
hlt
.global init_page_tables .global init_page_tables
.type init_page_tables, @function .type init_page_tables, @function