<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=koi8-r"><meta name=Generator content="Microsoft Word 14 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri","sans-serif";
mso-fareast-language:EN-US;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:blue;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:purple;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri","sans-serif";
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri","sans-serif";
mso-fareast-language:EN-US;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:2.0cm 42.5pt 2.0cm 3.0cm;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=RU link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US>I’m trying to enable SATA hotplug (in OS) feature on my board. And one of my attempts is to run AHCI option rom from original BIOS.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>I use coreboot/seabios bundle with seabios responsible for option ROM execution. And I stuck with a problem, that seabios doesn’t want to run ROM on SATA controllers cause of pci->have_driver check:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>optionroms.c<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>…<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ššššššš // Find and deploy PCI roms.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ššššššš struct pci_device *pci;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ššššššš foreachpci(pci) {<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ššššššššššš if (pci->class == PCI_CLASS_DISPLAY_VGA || pci->have_driver)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ššššššššššššššš continue;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ššššššššššš init_pcirom(pci, 0, sources);<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ššššššš }<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>…<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>ata.c:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>….<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>// Handle controllers on an ATA PCI device.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>static void<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>init_pciata(struct pci_device *pci, u8 prog_if)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>{<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>ššš pci->have_driver = 1;<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>….<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>So, what is a proper way to run roms like AHCI on SATA controllers?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>(in my case SATA controller is embedded device in southbridge)<o:p></o:p></span></p></div></body></html>