[U-Boot-Users] Question about MPC8272 HRCW

Yuli Barcohen yuli at arabellasw.com
Wed Jun 22 12:17:36 CEST 2005

>>>>> Sam Song writes:

    Yuli> Generally speaking, it depends on the chip select
    Yuli> initialisations. If you set correct size (8MB in this case),
    Yuli> TEXT_ADDR will not be mapped at all with such
    Yuli> CFG_FLASH_BASE=0xFE000000.

    Sam> Ummm, I don't agree. If set BR0[BA] as FE00, u-boot would know
    Sam> how to map TEXT_ADDR like FFF00000 at physical address FE700000
    Sam> in this case 8MB.


As I said, it depends on the chip select initialisations. If you set
BR0_PRELIM to 0xFExxxxxx and OR0_PRELIM to 0xFF8xxxxx, U-Boot will

 Yuli Barcohen       | Phone +972-9-765-1788 |  Software Project Leader
 yuli at arabellasw.com | Fax   +972-9-765-7494 | Arabella Software, Israel

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