Date: Sun, 1 Nov 2009 13:06:15 +0000 (UTC) From: Alexander Motin <mav@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r198752 - head/sys/dev/ata/chipsets Message-ID: <200911011306.nA1D6F4x024211@svn.freebsd.org>
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Author: mav Date: Sun Nov 1 13:06:15 2009 New Revision: 198752 URL: http://svn.freebsd.org/changeset/base/198752 Log: MFp4: Allow SATA1 SiI chips to do full-sized DMA. Specification tells that we may release DMA constrants even more, but it require some additional handling. Modified: head/sys/dev/ata/chipsets/ata-siliconimage.c Modified: head/sys/dev/ata/chipsets/ata-siliconimage.c ============================================================================== --- head/sys/dev/ata/chipsets/ata-siliconimage.c Sun Nov 1 11:41:20 2009 (r198751) +++ head/sys/dev/ata/chipsets/ata-siliconimage.c Sun Nov 1 13:06:15 2009 (r198752) @@ -340,6 +340,7 @@ ata_sii_ch_attach(device_t dev) ATA_OUTL(ctlr->r_res2, 0x148 + (unit01 << 7) + (unit10 << 8),(1 << 16)); } + ch->dma.max_iosize = (ATA_DMA_ENTRIES - 1) * PAGE_SIZE; if (ctlr->chip->cfg2 & SII_BUG) { /* work around errata in early chips */ ch->dma.boundary = 8192;
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