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| author | Michael Brown | 2007-07-17 14:46:37 +0200 |
|---|---|---|
| committer | Michael Brown | 2007-07-17 14:46:37 +0200 |
| commit | 013d381e3ce3708c9cdf4978706066909b9947b1 (patch) | |
| tree | 6afe4df679acd7c191533891a91caaaa34c90efe /src/arch/i386/transitions | |
| parent | Move .zinfo to libprefix.S; it doesn't belong with the decompression code. (diff) | |
| download | ipxe-013d381e3ce3708c9cdf4978706066909b9947b1.tar.gz ipxe-013d381e3ce3708c9cdf4978706066909b9947b1.tar.xz ipxe-013d381e3ce3708c9cdf4978706066909b9947b1.zip | |
Real-mode code might set the direction flag, which would cause carnage.
Diffstat (limited to 'src/arch/i386/transitions')
| -rw-r--r-- | src/arch/i386/transitions/librm.S | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/arch/i386/transitions/librm.S b/src/arch/i386/transitions/librm.S index e916ba57b..2072ee3e9 100644 --- a/src/arch/i386/transitions/librm.S +++ b/src/arch/i386/transitions/librm.S @@ -472,6 +472,9 @@ real_call: call *rc_function pushal + /* For sanity's sake, clear the direction flag as soon as possible */ + cld + /* Switch to protected mode and move register dump back to PM stack */ movl $RC_OFFSET_RETADDR, %ecx pushl $1f |