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minor changes for via.
You can build for vt5292A4 by: cd romimages/RON_VIA_SPD make Note that we now use 2.4.0 release multiple SDRAM do not work yet.
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2 changed files with 18 additions and 2 deletions
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@ -18,7 +18,18 @@ register_table:
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.byte 0x64, 0xe4 /* slowest ram setting. banks 0, 1 */
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.byte 0x64, 0xe4 /* slowest ram setting. banks 0, 1 */
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.byte 0x65, 0xe4 /* banks 2, 3*/
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.byte 0x65, 0xe4 /* banks 2, 3*/
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.byte 0x66, 0xe4 /* banks 4, 5 */
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.byte 0x66, 0xe4 /* banks 4, 5 */
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/* we tried increasing the drive, but that did not help or hurt.
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* We will leave it at low drive for now, however.
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*/
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#if 1
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/* the standard BIOS goes for 0x5f here, which is very high drive.
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* Try it out. RGM 1/26/1 */
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/* LOW DRIVE */
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.byte 0x6d, 0x5 /* 0x4 = 24 ma on ma[2:13],we#, 24ma on ras# */
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.byte 0x6d, 0x5 /* 0x4 = 24 ma on ma[2:13],we#, 24ma on ras# */
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#else
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/* HIGH DRIVE */
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.byte 0x6d, 0x5f /* 0x4 = 24 ma on ma[2:13],we#, 24ma on ras# */
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#endif
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.byte 0x60, 0xff /* sdram in ALL banks. It's all we do. */
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.byte 0x60, 0xff /* sdram in ALL banks. It's all we do. */
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/* set these to 0xee (128 MB VC SDRAM). In our working code we set to
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/* set these to 0xee (128 MB VC SDRAM). In our working code we set to
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* 0x88, but VIA code recommends 0xee. Since we are SPD, in the end,
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* 0x88, but VIA code recommends 0xee. Since we are SPD, in the end,
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@ -8,7 +8,12 @@ mainboard via/vt5292
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# Enable Serial Console for debugging
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# Enable Serial Console for debugging
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option SERIAL_CONSOLE
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option SERIAL_CONSOLE
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linux /usr/src/linux
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# Enable MicroCode update and L2 Cache init for PII and PIII
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option UPDATE_MICROCODE
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option CONFIGURE_L2_CACHE
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option CMD_LINE='"root=/dev/hda1"'
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# Path to your kernel (vmlinux)
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linux ~/src/bios/linux-2.4.0-via
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option CMD_LINE='"root=/dev/hda1 single"'
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