diff options
Diffstat (limited to 'arch/i386/lib')
| -rw-r--r-- | arch/i386/lib/realmode.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/arch/i386/lib/realmode.c b/arch/i386/lib/realmode.c index 60fe181..2dda95b 100644 --- a/arch/i386/lib/realmode.c +++ b/arch/i386/lib/realmode.c @@ -27,7 +27,6 @@ #include <asm/realmode.h> -#define REALMODE_BASE ((char*)0x7c0) #define REALMODE_MAILBOX ((char*)0xe00) @@ -41,13 +40,14 @@ int realmode_setup(void) ulong realmode_size = (ulong)&__realmode_size; /* copy the realmode switch code */ - if (realmode_size > (REALMODE_MAILBOX-REALMODE_BASE)) { + if (realmode_size > (REALMODE_MAILBOX - (char *)REALMODE_BASE)) { printf("realmode switch too large (%ld bytes, max is %d)\n", - realmode_size, (REALMODE_MAILBOX-REALMODE_BASE)); + realmode_size, + (REALMODE_MAILBOX - (char *)REALMODE_BASE)); return -1; } - memcpy(REALMODE_BASE, (void*)realmode_start, realmode_size); + memcpy((char *)REALMODE_BASE, (void *)realmode_start, realmode_size); asm("wbinvd\n"); return 0; |