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Use internal real-mode stack from non-returnable prefixes

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Michael Brown
2007-06-28 21:56:14 +01:00
parent 00473f0952
commit 045fb24557
3 changed files with 21 additions and 0 deletions
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4
src/arch/i386/prefix/dskprefix.S
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@@ -350,6 +350,10 @@ msg1end:
start_runtime:
call install
/* Set up real-mode stack */
movw %bx, %ss
movw $_estack16, %sp
/* Jump to .text16 segment */
pushw %ax
pushw $1f

4
src/arch/i386/prefix/romprefix.S
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@@ -139,6 +139,10 @@ exec_vector:
call install
/* Set up real-mode stack */
movw %bx, %ss
movw $_estack16, %sp
/* Jump to .text16 segment */
pushw %ax
pushw $1f