Date: Sun, 6 Apr 2003 16:45:20 -0700 (PDT) From: Peter Wemm <peter@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 28373 for review Message-ID: <200304062345.h36NjK6b091277@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=28373 Change 28373 by peter@peter_overcee on 2003/04/06 16:45:14 Call serial_putc correctly. doh! We now print something from the kernel, in 64 bit mode, running at the compiled KERNBASE instead of having to compensate for the evil relocation stuff: OK load /boot/kernel64 /boot/kernel64 text=0x138ac0 data=0x367f0+0x15360 syms=[0x4+0x28e00+0x4+0x1ce1]- OK unset acpi_load OK boot Hello, World! Affected files ... .. //depot/projects/hammer/sys/x86_64/x86_64/locore.s#28 edit Differences ... ==== //depot/projects/hammer/sys/x86_64/x86_64/locore.s#28 (text+ko) ==== @@ -113,7 +113,7 @@ fillkpt(KPTphys, prot) #define PING(a) \ - movb $(a),%al; \ + movb $(a),%bl; \ call serial_putc .text @@ -143,6 +143,13 @@ PING('l'); PING('l'); PING('o'); + PING(','); + PING(' '); + PING('W'); + PING('o'); + PING('r'); + PING('l'); + PING('d'); PING('!'); PING('\r'); PING('\n'); @@ -382,8 +389,7 @@ testb $0x20, %al je 1b # TX buffer not empty - movb 8(%rsp), %al - + movb %bl, %al subl $5, %edx # TX output reg outb %al, %dx # send this one
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