Date: Thu, 19 Jun 2014 19:59:01 -0600 From: Warner Losh <imp@bsdimp.com> To: Stepan Dyatkovskiy <stpworld@narod.ru> Cc: freebsd-arm@FreeBSD.org Subject: Re: locore.S and debugging initial stages of kernel Message-ID: <776BC360-5D2F-435C-B2B0-38449D4AB56D@bsdimp.com> In-Reply-To: <53A3619C.3020505@narod.ru>
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[-- Attachment #1 --] Look at EARLY_PRINTF code, unless Ian has removed it because it isn’t needed once you have a static mapping for the UART in place… But if the code is really early, consider encoding numbers in the the LEDs on your board. Warner On Jun 19, 2014, at 4:18 PM, Stepan Dyatkovskiy <stpworld@narod.ru> wrote: > Hi all, > I would like to check several things in locore.S. But I don't have JTAG debugger, so I have to use printf-like functions. Are there any known ways to do it? > > Thanks! > -Stepan > _______________________________________________ > freebsd-arm@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-arm > To unsubscribe, send any mail to "freebsd-arm-unsubscribe@freebsd.org" [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Comment: GPGTools - https://gpgtools.org iQIcBAEBCgAGBQJTo5VlAAoJEGwc0Sh9sBEA6scQAOpF8I7WxaOv4QnaEkdCLOZ6 hB8NTtztonnlywrtYEe+9aI7U/0wW8pkmn3L6YbFVr0vSRpcE35HfO36DL3Ocnh2 q6ym3OWjnk6YuxcGgIfrKMRaB8VI0vXctbydGhmcxrTtH0mOz8VDFtjssBTZTFIf +5htmc8IllpOxdMBghkbt47aahcK6wY0DVFDV6sxsI2l5NoR2IrxYTqazfnSS2OV vv0xcy6QuK3p3kSFsrr9pw9ZkVwl/NMsV2qVd/wrZtLIC6UAEebvzmWaS9LtRJS3 cmuoXYfDXsbBkukqzyHv2hdT8OKTAvKaAlQuunXrGq0KhQVWnYiLCDEF3lDZIuS7 6yq9B30B8jpmuwYnRmq1/Lcr7BN+w/X6qr/o3zaDRei3ozlEdktX3HhXimRmgEVO 3LOVH43fkca+Elux/M8sMSlsSq+HzEFhsEUvTTHzIMsuDv74W8L85z/lc5+u/Ns8 37d7uRx1v55C9aUlOh7uKTzjh3QI0wa3OK6Dc1z/X830GPTKMzSNbaYqTLd+AIT4 Sxs+Jaa/JSG2VpMRmeV6UBK5vEs9lksbCLAMcddQ8K/SCT/uZi+aQiQIY2nPHKou uFSyTIQh4X+kZosrEDvqP98GrqchhiIVQXZLBG94LL2uVfmTLRfjLntb+G6UKzBa hihEphAPPKkYM6mVmE2t =lGge -----END PGP SIGNATURE-----help
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