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| author | H. Peter Anvin <hpa@zytor.com> | 2009-06-02 17:09:41 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-06-02 17:09:41 -0700 |
| commit | 390ab32864ad3fcbe58096a2e2fdcf6465f173fe (patch) | |
| tree | 81b93bd27978c12d8e6f61f331373ba1641441d7 /core/syslinux.ld | |
| parent | c0e6f47b3219e27ba23a1bc4d19696e6d19d1682 (diff) | |
| download | syslinux-390ab32864ad3fcbe58096a2e2fdcf6465f173fe.tar.gz | |
core: move xfer_buf_seg to segment 3, and add a collision assert
Move the xfer_buf_seg to segment 3 (0x30000) for now; this is more
generous than I hope we will use but makes development easier.
Add an assert to the linker script that the .auxseg/.lowmem segments
don't collide with xfer_buf_seg.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'core/syslinux.ld')
| -rw-r--r-- | core/syslinux.ld | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/core/syslinux.ld b/core/syslinux.ld index 44d3b548..d97cde54 100644 --- a/core/syslinux.ld +++ b/core/syslinux.ld @@ -204,6 +204,10 @@ SECTIONS __high_clear_len = __high_clear_end - __high_clear_start; __high_clear_dwords = (__high_clear_len + 3) >> 2; + + __assert_high = ASSERT(__high_clear_end <= core_xfer_buf, + "auxseg/lowmem region collides with xfer_buf_seg"); + /* * 32-bit code. This is a hack for the moment due to the * real-mode segments also allocated. |