[syslinux] The simple menu system doesn't work with serial console
hiranotaka at zng.info
hiranotaka at zng.info
Sun Oct 29 15:54:23 PST 2006
Hello,
I have just get started using pxelinux, and encountered a problem.
The document says the simple menu system supports serial console,
and it works on syslinux 0.2x, but it doesn't seem to work in 0.3x and 0.4x.
I confirmed that this patch fixed the bug.
*** com32/lib/sys/xserial_write.c~ 2006-10-30 08:30:35.000000000 +0900
--- com32/lib/sys/xserial_write.c 2006-10-30 08:31:30.000000000 +0900
***************
*** 43,49 ****
{
static com32sys_t ireg; /* Zeroed with the BSS */
! ireg.eax.w[0] = 0x0400 | (unsigned char)ch;
__intcall(0x21, &ireg, NULL);
}
--- 43,50 ----
{
static com32sys_t ireg; /* Zeroed with the BSS */
! ireg.eax.b[1] = 0x04;
! ireg.edx.b[0] = ch;
__intcall(0x21, &ireg, NULL);
}
--
HIRANO Takahito
hiranotaka%zng.info
More information about the Syslinux
mailing list