答复: 答复: 答复: 答复: 答复: 答复: flash_rom support for AMD64

Hendricks David W. dwh at lanl.gov
Thu Mar 18 15:43:01 CET 2004


I have verified this.

The SST part still won't flash under 64-bit SuSE, however.

On Thu, 18 Mar 2004, YhLu wrote:

> It works with pm49lf004 under 64 bit.
> 
> -----ÓʼþÔ­¼þ-----
> ·¢¼þÈË: Li-Ta Lo [mailto:ollie at lanl.gov] 
> ·¢ËÍʱ¼ä: 2004Äê3ÔÂ18ÈÕ 11:50
> ÊÕ¼þÈË: YhLu
> ³­ËÍ: ron minnich; Hendricks David W.; LinuxBIOS
> Ö÷Ìâ: Re: ´ð¸´: ´ð¸´: ´ð¸´: ´ð¸´: ´ð¸´: flash_rom support for AMD64
> 
> On Thu, 2004-03-18 at 12:13, YhLu wrote:
> > Stuck after 3.
> > 
> > It seems it doesn't allow write mmio.
> > 
> > int probe_49fl004 (struct flashchip * flash)
> > {       
> >         volatile char * bios = flash->virt_addr;
> >         unsigned char  id1, id2;
> >         printf("3\n");
> >         *(volatile char *) (bios + 0x5555) = 0xAA;
> >         myusec_delay(10);      
> >         printf("4\n");
> >         *(volatile char *) (bios + 0x2AAA) = 0x55;
> >         myusec_delay(10);   
> >         printf("5\n");
> >         *(volatile char *) (bios + 0x5555) = 0x90;
> > 
> 
> 
> There is some arithmeatic error in old flash_rom, please
> cvs update.
> 
> Ollie
> 
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