[LinuxBIOS] Got the first bytes from serial console !!!! (was get some output on serial console of commel lv671 board, but not readable one)

Dieter Bloms linuxbios at bloms.de
Sat Jun 16 08:51:00 CEST 2007 

Hi,

On Sat, Jun 16, Corey Osgood wrote:

> Great to hear! Now the question is, why is the baud rate being doubled?
> And is it doubled for all baud rates? Or, you can ignore it for now and
> get to work on ram init ;) Good luck!

I think it is double for all baudrates, because now I've configured
57600 Baud in Config.lb and 115200 in minicom.

Now I'am staying at the point point, but doesn't know who to do ram_init.
The message "SDRAM is up" isn't shown.

There is one 512MB DIMM in my board:

here my auto.c

--snip--
#define ASSEMBLY 1
#define ASM_CONSOLE_LOGLEVEL 8

#include <stdint.h>
#include <device/pci_def.h>
#include <arch/io.h>
#include <device/pnp_def.h>
#include <arch/romcc_io.h>
#include <cpu/x86/lapic.h>
#include <arch/cpu.h>
#include "option_table.h"
#include "pc80/mc146818rtc_early.c"
#include "pc80/serial.c"

#include "arch/i386/lib/console.c"

#include "ram/ramtest.c"
#include "southbridge/intel/i82801xx/i82801xx_early_smbus.c"
#include "southbridge/intel/i82801xx/i82801xx_reset.c"
#include "northbridge/intel/i855pm/raminit.h"

#include "cpu/x86/lapic/boot_cpu.c"
#include "northbridge/intel/i855pm/debug.c"
#include "superio/winbond/w83627hf/w83627hf_early_init.c"
#include "superio/winbond/w83627hf/w83627hf_early_serial.c"
#include "cpu/x86/mtrr/earlymtrr.c"
#include "cpu/x86/bist.h"

#define SERIAL_DEV PNP_DEV(0x4e, W83627HF_SP1)

static void memreset_setup(void)
{
}

static void memreset(int controllers, const struct mem_controller *ctrl)
{
}

static inline void activate_spd_rom(const struct mem_controller *ctrl)
{
        /* nothing to do */
}
 
static inline int spd_read_byte(unsigned device, unsigned address)
{
	return smbus_read_byte(device, address);
}

#include "northbridge/intel/i855pm/raminit.c"
#include "northbridge/intel/i855pm/reset_test.c"
#include "sdram/generic_sdram.c"

static void main(unsigned long bist)
{

	static const struct mem_controller memctrl[] = {
		{
			.d0 = PCI_DEV(0, 0, 1),
			.channel0 = { (0xa<<3)|0, 0 },
		},
	};


	if (bist == 0) {
		early_mtrr_init();
                enable_lapic();
	}

	/* Setup the console */
	w83627hf_enable_serial(SERIAL_DEV, TTYS0_BASE);
	uart_init();
	console_init();
	print_debug("Hello world\n\r");
	report_bist_failure(bist);
	enable_smbus ();
	sdram_initialize(sizeof(memctrl)/sizeof(memctrl[0]), memctrl);
	print_debug("SDRAM is up.\r\n");
	dump_pci_device(PCI_DEV(0, 0, 0));
}
--snip--


--snip--
LinuxBIOS-2.0.0.0Fallback Sa 16. Jun 08:24:39 CEST 2007 starting...
Hello world
SMBus controller enabled
Ram1.00
00000040 <-04030201
00000070 <-00000000
00000080 <-00af0031
PCI: 00:02.00
00: 86 80 84 35 06 00 80 00 02 00 80 08 00 00 00 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
40: 01 02 03 04 00 00 00 00 00 00 00 00 00 00 00 00
50: 77 77 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 25 44 00 18 00 00 00 00 00 00 00 00 00 00 00 00
70: 01 00 00 00 06 00 00 00 64 25 00 00 00 00 00 00
80: 31 00 af 00 00 00 00 00 10 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 45 f0 3e 9a 37 08 d6 80
a0: 00 00 00 00 00 80 03 24 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 58 2b 13 01
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Ram2.00
Reading SPD data...
spd_detect_dimms:
00000000
00000001
00000002
00000003
setting based on SPD data...
page size =00000010 00000010
spd_detect_dimms:
spd_detect_dimms: ref rate index:02
done
returned size log 2 in bits is :0000001f
dimm size =0000001f 00000000
Write size 08 to 40
PCI: 00:02.00
00: 86 80 84 35 06 00 80 00 02 00 80 08 00 00 00 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
40: 08 08 08 08 00 00 00 00 00 00 00 00 00 00 00 00
50: 70 77 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 25 44 00 2a 00 00 00 00 00 00 00 00 00 00 00 00
70: 01 01 00 00 06 00 00 00 64 25 00 00 00 00 00 00
80: 31 00 af 00 00 00 00 00 10 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 45 f0 3e 9a 37 08 d6 80
a0: 00 00 00 00 00 80 03 24 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 18 59 3b 02
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Ram3
Ram Enable 1
00000000PCI: 00:02.00
00: 86 80 84 35 06 00 80 00 02 00 80 08 00 00 00 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
40: 08 08 08 08 00 00 00 00 00 00 00 00 00 00 00 00
50: 70 77 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 25 44 00 2a 00 00 00 00 00 00 00 00 00 00 00 00
70: 01 01 00 00 06 00 00 00 64 25 00 00 00 00 00 00
80: 31 00 af 00 00 00 00 00 10 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 45 f0 3e 9a 37 08 d6 80
a0: 00 00 00 00 00 80 03 24 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 e4 38 ee 02
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Ram Enable 2
PCI: 00:00.00
00: 86 80 80 35 06 00 90 00 02 00 00 06 00 00 80 00
10: 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 40 00 00 00 00 00 00 00 00 00 00 00
40: 09 00 05 81 00 00 00 00 00 00 00 00 02 28 00 0e
50: 00 00 30 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 02 38 00 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 02 09 00 00 10 60 00 00 00 00 00 00 00 00 00 00
80: 02 00 00 a4 00 00 00 80 00 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
a0: 02 00 20 00 17 02 00 1f 00 00 00 00 00 00 00 00
b0: 00 00 f0 e9 00 00 00 00 00 00 00 00 00 00 00 00
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 02 00 00 00 00 00
Ram Enable 3
P:10
R:11
R:00000000


LinuxBIOS-2.0.0.0Fallback Sa 16. Jun 08:24:39 CEST 2007 starting...
Hello world
SMBus controller enabled
Ram1.00
00000040 <-04030201
00000070 <-00000000
00000080 <-00af0031
PCI: 00:02.00
00: 86 80 84 35 06 00 80 00 02 00 80 08 00 00 00 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
40: 01 02 03 04 00 00 00 00 00 00 00 00 00 00 00 00
50: 77 77 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 25 44 00 18 00 00 00 00 00 00 00 00 00 00 00 00
70: 01 00 00 00 06 00 00 00 64 25 00 00 00 00 00 00
80: 31 00 af 00 00 00 00 00 10 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 45 f0 3e 9a 37 08 d6 80
a0: 00 00 00 00 00 80 03 24 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 d8 38 13 01
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Ram2.00
Reading SPD data...
spd_detect_dimms:
00000000
00000001
00000002
00000003
setting based on SPD data...
page size =00000010 00000010
spd_detect_dimms:
spd_detect_dimms: ref rate index:02
done
returned size log 2 in bits is :0000001f
dimm size =0000001f 00000000
Write size 08 to 40
PCI: 00:02.00
00: 86 80 84 35 06 00 80 00 02 00 80 08 00 00 00 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
40: 08 08 08 08 00 00 00 00 00 00 00 00 00 00 00 00
50: 70 77 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 25 44 00 2a 00 00 00 00 00 00 00 00 00 00 00 00
70: 01 01 00 00 06 00 00 00 64 25 00 00 00 00 00 00
80: 31 00 af 00 00 00 00 00 10 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 45 f0 3e 9a 37 08 d6 80
a0: 00 00 00 00 00 80 03 24 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 d4 23 3b 02
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Ram3
Ram Enable 1
00000000PCI: 00:02.00
00: 86 80 84 35 06 00 80 00 02 00 80 08 00 00 00 00
10: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
40: 08 08 08 08 00 00 00 00 00 00 00 00 00 00 00 00
50: 70 77 00 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 25 44 00 2a 00 00 00 00 00 00 00 00 00 00 00 00
70: 01 01 00 00 06 00 00 00 64 25 00 00 00 00 00 00
80: 31 00 af 00 00 00 00 00 10 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 45 f0 3e 9a 37 08 d6 80
a0: 00 00 00 00 00 80 03 24 00 00 00 00 00 00 00 00
b0: 00 00 00 00 00 00 00 00 00 00 00 00 70 19 ee 02
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
Ram Enable 2
PCI: 00:00.00
00: 86 80 80 35 06 00 90 00 02 00 00 06 00 00 80 00
10: 08 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
20: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
30: 00 00 00 00 40 00 00 00 00 00 00 00 00 00 00 00
40: 09 00 05 81 00 00 00 00 00 00 00 00 02 28 00 0e
50: 00 00 30 00 00 00 00 00 00 00 00 00 00 00 00 00
60: 02 38 00 00 00 00 00 00 00 00 00 00 00 00 00 00
70: 02 09 00 00 10 60 00 00 00 00 00 00 00 00 00 00
80: 02 00 00 a4 00 00 00 80 00 00 00 00 00 00 00 00
90: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
a0: 02 00 20 00 17 02 00 1f 00 00 00 00 00 00 00 00
b0: 00 00 f0 e9 00 00 00 00 00 00 00 00 00 00 00 00
c0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
d0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
e0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
f0: 00 00 00 00 00 00 00 00 00 00 02 00 00 00 00 00
Ram Enable 3
P:10
R:11
--snip--


-- 
Gruß

  Dieter

--
I do not get viruses because I do not use MS software.
If you use Outlook then please do not put my email address in your
address-book so that WHEN you get a virus it won't use my address in the
From field.
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 189 bytes
Desc: Digital signature
URL: <http://www.coreboot.org/pipermail/coreboot/attachments/20070616/3dd67d5d/attachment.sig>

More information about the coreboot mailing list