[U-Boot] [PATCH v2] powerpc/85xx: select -mcpu=8540 to match -Wa, e500

[Scott Wood]

On 01/24/2013 02:07:29 AM, Andy Fleming wrote:
> Scott, I reverted this patch, and it fixed some build errors:
> 
> 20001122-1.c:1:0: error: E500 and FPRs not supported
> 20010114-2.c:1:0: error: E500 and FPRs not supported
> make[2]: ***
> [/local/afleming/u-boot/build/P2020DS/post/lib_powerpc/fpu/20001122-1.o]
> Error 1
> make[2]: *** Waiting for unfinished jobs....
> make[2]: ***
> [/local/afleming/u-boot/build/P2020DS/post/lib_powerpc/fpu/20010114-2.o]
> Error 1
> make[1]: *** [postdeps] Error 2
> make: *** [/local/afleming/u-boot/build/P2020DS/post/libpost.o] Error  
> 2
> make: INTERNAL: Exiting with 4 jobserver tokens available; should be  
> 3!

Sigh.  Patch coming to use -mcpu=e500mc when appropriate, but...

> Similar errors were seen on all these boards:
> 
> P2041RDB_SRIO_PCIE_BOOT  P5020DS
> P3041DS                  P5020DS_NAND
> P2020DS               P3041DS_NAND             P5020DS_SDCARD
> P2020DS_36BIT         P3041DS_SDCARD           P5020DS_SECURE_BOOT
> P2020DS_DDR2          P3041DS_SECURE_BOOT      P5020DS_SPIFLASH
> P2020DS_SDCARD        P3041DS_SPIFLASH         P5020DS_SRIO_PCIE_BOOT
> P2020DS_SPIFLASH      P3041DS_SRIO_PCIE_BOOT   P5040DS
> P2041RDB              P4080DS                  xpedite520x
> P2041RDB_NAND         P4080DS_SDCARD           xpedite537x
> P2041RDB_SDCARD       P4080DS_SECURE_BOOT      xpedite550x
> P2041RDB_SECURE_BOOT  P4080DS_SPIFLASH
> P2041RDB_SPIFLASH     P4080DS_SRIO_PCIE_BOOT

...not all of these are e500mc derivatives (P2020DS and xpedite).  So  
it seems this patch found a bug in that some e500v2 boards are building  
normal FP code.

-Scott