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Set the fs register properly on entry to the kernel from an irq

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svn path=/trunk/; revision=1816
This commit is contained in:
David Welch 2001-04-21 22:39:42 +00:00
parent cb2396496c
commit 40ef0ef8e2
2 changed files with 33 additions and 1 deletions
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2
reactos/ntoskrnl/config
View file

@ -16,4 +16,4 @@ DBG := 1
#
# Whether to compile a multiprocessor or single processor version
#
MP := 1
MP := 0

32
reactos/ntoskrnl/ke/i386/irqhand.s
View file

@ -12,6 +12,8 @@ _irq_handler_0:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0x21,%al
orb $1<<0,%al
outb %al,$0x21
@ -38,6 +40,8 @@ _irq_handler_1:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0x21,%al
orb $1<<1,%al
outb %al,$0x21
@ -64,6 +68,8 @@ _irq_handler_2:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0x21,%al
orb $1<<2,%al
outb %al,$0x21
@ -90,6 +96,8 @@ _irq_handler_3:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0x21,%al
orb $1<<3,%al
outb %al,$0x21
@ -116,6 +124,8 @@ _irq_handler_4:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0x21,%al
orb $1<<4,%al
outb %al,$0x21
@ -142,6 +152,8 @@ _irq_handler_5:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0x21,%al
orb $1<<5,%al
outb %al,$0x21
@ -168,6 +180,8 @@ _irq_handler_6:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0x21,%al
orb $1<<6,%al
outb %al,$0x21
@ -194,6 +208,8 @@ _irq_handler_7:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0x21,%al
orb $1<<7,%al
outb %al,$0x21
@ -220,6 +236,8 @@ _irq_handler_8:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0xa1,%al
orb $1<<(8-8),%al
outb %al,$0xa1
@ -246,6 +264,8 @@ _irq_handler_9:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0xa1,%al
orb $1<<(9-8),%al
outb %al,$0xa1
@ -272,6 +292,8 @@ _irq_handler_10:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0xa1,%al
orb $1<<(10-8),%al
outb %al,$0xa1
@ -298,6 +320,8 @@ _irq_handler_11:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0xa1,%al
orb $1<<(11-8),%al
outb %al,$0xa1
@ -324,6 +348,8 @@ _irq_handler_12:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0xa1,%al
orb $1<<(12-8),%al
outb %al,$0xa1
@ -350,6 +376,8 @@ _irq_handler_13:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0xa1,%al
orb $1<<(13-8),%al
outb %al,$0xa1
@ -376,6 +404,8 @@ _irq_handler_14:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0xa1,%al
orb $1<<(14-8),%al
outb %al,$0xa1
@ -402,6 +432,8 @@ _irq_handler_15:
movw $KERNEL_DS,%ax
movw %ax,%ds
movw %ax,%es
movl $PCR_SELECTOR, %eax
movl %eax, %fs
inb $0xa1,%al
orb $1<<(15-8),%al
outb %al,$0xa1