diff options
author | rnordier <rnordier@FreeBSD.org> | 1998-11-02 17:53:08 +0000 |
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committer | rnordier <rnordier@FreeBSD.org> | 1998-11-02 17:53:08 +0000 |
commit | 459dfe3332e2fac684dc0f5ce1af023d9101c0b0 (patch) | |
tree | 0ed9d5de78638473f403ecd72fa1bb2c21864e48 /sys/boot/i386 | |
parent | fed03efc4e74bf51573b86a96eb6222ccb691e40 (diff) | |
download | FreeBSD-src-459dfe3332e2fac684dc0f5ce1af023d9101c0b0.zip FreeBSD-src-459dfe3332e2fac684dc0f5ce1af023d9101c0b0.tar.gz |
Revise a few comments.
Diffstat (limited to 'sys/boot/i386')
-rw-r--r-- | sys/boot/i386/btx/btx/btx.S | 14 | ||||
-rw-r--r-- | sys/boot/i386/btx/btx/btx.s | 14 |
2 files changed, 14 insertions, 14 deletions
diff --git a/sys/boot/i386/btx/btx/btx.S b/sys/boot/i386/btx/btx/btx.S index d7fc5e3..9284262 100644 --- a/sys/boot/i386/btx/btx/btx.S +++ b/sys/boot/i386/btx/btx/btx.S @@ -13,7 +13,7 @@ # purpose. # -# $Id: btx.s,v 1.6 1998/10/04 21:14:33 rnordier Exp $ +# $Id: btx.s,v 1.7 1998/11/01 13:52:52 rnordier Exp $ # # Memory layout. @@ -340,7 +340,7 @@ intx00: pushb $0x0 # Int 0x0: #DE intx10: pushb $0x10 # Int 0x10: #MF jmp ex_noc # Floating-point error # -# +# Handle #GP exception. # ex_v86: testb $0x2,0x12(%esp,1) # V86 mode? jz except # No @@ -459,7 +459,7 @@ v86mon.1: lodsb # Get opcode v86mon.2: cmpb $0xf4,%al # HLT? jne v86mon.3 # No cmpl $inthlt+0x1,%esi # Is inthlt? - jne v86mon.6 # No + jne v86mon.6 # No (ignore) jmp intrtn # Return to user mode v86mon.3: cmpb $0xfa,%al # CLI? je v86cli # Yes @@ -693,12 +693,12 @@ intusr.4: shrl $0x4,%eax # Gives segment xchgl %eax,%ebp # Get int no/address testb $0x1,%dl # Address? jnz intusr.5 # Yes - shll $0x2,%eax # XXX Scale + shll $0x2,%eax # Scale movl (%eax),%eax # Load int vector -intusr.5: movl %eax,%ecx # XXX Save +intusr.5: movl %eax,%ecx # Save shrl $0x10,%eax # Gives segment stosl # Set CS - movw %cx,%ax # XXX Restore + movw %cx,%ax # Restore stosl # Set EIP leal 0x10(%esp,1),%esp # Discard seg regs popa # Restore @@ -755,7 +755,7 @@ dump.1: testb $DMP_X32,%ch # Dump long? dump.2: testb $DMP_MEM,%ch # Dump memory? jz dump.8 # No pushl %ds # Save - testb $0x2,0x52(%ebx) # XXX V86 mode? + testb $0x2,0x52(%ebx) # V86 mode? jnz dump.3 # Yes verrl 0x4(%esi) # Readable selector? jnz dump.3 # No diff --git a/sys/boot/i386/btx/btx/btx.s b/sys/boot/i386/btx/btx/btx.s index d7fc5e3..9284262 100644 --- a/sys/boot/i386/btx/btx/btx.s +++ b/sys/boot/i386/btx/btx/btx.s @@ -13,7 +13,7 @@ # purpose. # -# $Id: btx.s,v 1.6 1998/10/04 21:14:33 rnordier Exp $ +# $Id: btx.s,v 1.7 1998/11/01 13:52:52 rnordier Exp $ # # Memory layout. @@ -340,7 +340,7 @@ intx00: pushb $0x0 # Int 0x0: #DE intx10: pushb $0x10 # Int 0x10: #MF jmp ex_noc # Floating-point error # -# +# Handle #GP exception. # ex_v86: testb $0x2,0x12(%esp,1) # V86 mode? jz except # No @@ -459,7 +459,7 @@ v86mon.1: lodsb # Get opcode v86mon.2: cmpb $0xf4,%al # HLT? jne v86mon.3 # No cmpl $inthlt+0x1,%esi # Is inthlt? - jne v86mon.6 # No + jne v86mon.6 # No (ignore) jmp intrtn # Return to user mode v86mon.3: cmpb $0xfa,%al # CLI? je v86cli # Yes @@ -693,12 +693,12 @@ intusr.4: shrl $0x4,%eax # Gives segment xchgl %eax,%ebp # Get int no/address testb $0x1,%dl # Address? jnz intusr.5 # Yes - shll $0x2,%eax # XXX Scale + shll $0x2,%eax # Scale movl (%eax),%eax # Load int vector -intusr.5: movl %eax,%ecx # XXX Save +intusr.5: movl %eax,%ecx # Save shrl $0x10,%eax # Gives segment stosl # Set CS - movw %cx,%ax # XXX Restore + movw %cx,%ax # Restore stosl # Set EIP leal 0x10(%esp,1),%esp # Discard seg regs popa # Restore @@ -755,7 +755,7 @@ dump.1: testb $DMP_X32,%ch # Dump long? dump.2: testb $DMP_MEM,%ch # Dump memory? jz dump.8 # No pushl %ds # Save - testb $0x2,0x52(%ebx) # XXX V86 mode? + testb $0x2,0x52(%ebx) # V86 mode? jnz dump.3 # Yes verrl 0x4(%esi) # Readable selector? jnz dump.3 # No |