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drivers/bios_emulator: Fix gcc 4.4 compiler warning

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biosemu.c: In function 'BE_setVGA':
biosemu.c:147: warning: dereferencing type-punned pointer will break strict-aliasing rules

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Kumar Gala 2009-07-13 09:23:59 -05:00 committed by Wolfgang Denk
parent f97ec30bb3
commit 51d91e1a25
1 changed files with 2 additions and 1 deletions
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3
drivers/bios_emulator/biosemu.c
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@ -144,7 +144,8 @@ void X86API BE_setVGA(BE_VGAInfo * info)
_BE_env.biosmem_base = _BE_env.busmem_base + 0x20000;
_BE_env.biosmem_limit = 0xC7FFF;
}
if (*((u32 *) info->LowMem) == 0)
if ((info->LowMem[0] == 0) && (info->LowMem[1] == 0) &&
(info->LowMem[2] == 0) && (info->LowMem[3] == 0))
_BE_bios_init((u32 *) info->LowMem);
memcpy((u8 *) M.mem_base, info->LowMem, sizeof(info->LowMem));
}