subdev/bios/dcb.c

109 dcb_outp_hasht(struct dcb_output *outp)
111 	return (outp->extdev << 8) | (outp->location << 4) | outp->type;
115 dcb_outp_hashm(struct dcb_output *outp)
117 	return (outp->heads << 8) | (outp->link << 6) | outp->or;
122 	       struct dcb_output *outp)
125 	memset(outp, 0x00, sizeof(*outp));
129 			outp->or        = (conn & 0x0f000000) >> 24;
130 			outp->location  = (conn & 0x00300000) >> 20;
131 			outp->bus       = (conn & 0x000f0000) >> 16;
132 			outp->connector = (conn & 0x0000f000) >> 12;
133 			outp->heads     = (conn & 0x00000f00) >> 8;
134 			outp->i2c_index = (conn & 0x000000f0) >> 4;
135 			outp->type      = (conn & 0x0000000f);
136 			outp->link      = 0;
143 			switch (outp->type) {
147 					outp->dpconf.link_bw = 0x06;
150 					outp->dpconf.link_bw = 0x0a;
153 					outp->dpconf.link_bw = 0x14;
157 					outp->dpconf.link_bw = 0x1e;
164 					outp->dpconf.link_nr = 4;
168 					outp->dpconf.link_nr = 2;
172 					outp->dpconf.link_nr = 1;
179 				outp->link = (conf & 0x00000030) >> 4;
180 				outp->sorconf.link = outp->link; /*XXX*/
181 				outp->extdev = 0x00;
182 				if (outp->location != 0)
183 					outp->extdev = (conf & 0x0000ff00) >> 8;
190 		outp->hasht = dcb_outp_hasht(outp);
191 		outp->hashm = dcb_outp_hashm(outp);
198 	       u8 *ver, u8 *len, struct dcb_output *outp)
201 	while ((dcb = dcb_outp_parse(bios, idx++, ver, len, outp))) {
202 		if ((dcb_outp_hasht(outp) & 0x00ff) == (type & 0x00ff)) {
203 			if ((dcb_outp_hashm(outp) & mask) == mask)
216 	u16 outp;
218 	while ((outp = dcb_outp(bios, ++idx, &ver, &len))) {
219 		if (nvbios_rd32(bios, outp) == 0x00000000)
221 		if (nvbios_rd32(bios, outp) == 0xffffffff)
224 		if (nvbios_rd08(bios, outp) == DCB_OUTPUT_UNUSED)
226 		if (nvbios_rd08(bios, outp) == DCB_OUTPUT_EOL)
229 		ret = exec(bios, data, idx, outp);