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author | Michael Brown | 2007-01-11 19:40:46 +0100 |
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committer | Michael Brown | 2007-01-11 19:40:46 +0100 |
commit | 9196e9069ccd5b0f1729ca1c259f5688923df5bb (patch) | |
tree | fe56dc00705bb1a75668a039d4734e9bd129d0a1 /src/arch/i386/include/librm.h | |
parent | Capable of loading a multiboot image into memory (diff) | |
download | ipxe-9196e9069ccd5b0f1729ca1c259f5688923df5bb.tar.gz ipxe-9196e9069ccd5b0f1729ca1c259f5688923df5bb.tar.xz ipxe-9196e9069ccd5b0f1729ca1c259f5688923df5bb.zip |
Add PHYS_CODE, for use as in __asm__ ( PHYS_CODE ( ... ) ), comparable
to the REAL_CODE interface.
Diffstat (limited to 'src/arch/i386/include/librm.h')
-rw-r--r-- | src/arch/i386/include/librm.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/arch/i386/include/librm.h b/src/arch/i386/include/librm.h index 7fc79517..19966c6d 100644 --- a/src/arch/i386/include/librm.h +++ b/src/arch/i386/include/librm.h @@ -248,6 +248,12 @@ extern void remove_from_rm_stack ( void *data, size_t size ); "\n\t" \ "ret\n\t" ) +/* PHYS_CODE: declare a fragment of code that executes in flat physical mode */ +#define PHYS_CODE( asm_code_str ) \ + "call _virt_to_phys\n\t" \ + asm_code_str \ + "call _phys_to_virt\n\t" + #endif /* ASSEMBLY */ #endif /* LIBRM_H */ |