66 lines
2.2 KiB
Org Mode
66 lines
2.2 KiB
Org Mode
Notes on Sam460ex Haiku port -*- org -*-
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* U-Boot commands
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** no-fdt no-initrd
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# (seems the U-Boot input buffer is quite limited, can't paste much more on single line in minicom)
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setenv ipaddr 192.168.4.100; tftpboot 0x4000000 192.168.4.2:haiku_loader_linux.ub; bootm 0x4000000
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** with FDT and tgz as initrd
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setenv ipaddr 192.168.4.100
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tftpboot 0x4000000 192.168.4.2:haiku_loader_linux.ub
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tftpboot 0x8000000 192.168.4.2:haiku_initrd.ub
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tftpboot 0xc000000 192.168.4.2:sam460ex.dtb
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fdt addr 0xc000000
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fdt header
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bootm 0x4000000 0x8000000 0xc000000 plop
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* TODO U-Boot API?
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** TODO move Partenope hack to proper official U-Boot API?
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** TODO reserved regs?
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BoardSetup +=:?
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TARGET_BOOT_CCFLAGS += -ffixed-r2 -ffixed-r14 -ffixed-r29 ;
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TARGET_BOOT_C++FLAGS += -ffixed-r2 -ffixed-r14 -ffixed-r29 ;
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* Other ports
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** AROS port
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https://www.gitorious.org/aros/aros/commits/sam460
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** Linux port
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http://kernel.org/doc/ols/2003/ols2003-pages-340-350.pdf
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** NetBSD
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https://wiki.netbsd.org/users/rkujawa/sam4x0/
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* PPC
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** Classic
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http://class.ee.iastate.edu/cpre211/labs/quickrefPPC.html
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http://www.ibm.com/developerworks/library/l-ppc/
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http://www.csd.uwo.ca/~mburrel/stuff/ppc-asm.html
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** Book-E
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http://www.linux-kvm.org/page/PowerPC_Book_E_MMU
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http://wiki.freebsd.org/powerpc/BookE
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http://en.wikipedia.org/wiki/Memory_management_unit#PowerPC
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** 440
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http://elinux.org/Book_E_and_PPC_440
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*** amcc 4x0
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http://c0ff33.net/drop/PPC440_UM2013.pdf
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http://www.embeddeddeveloper.com/assets/processors/amcc/datasheets/PP460EX_DS2063.pdf
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*** Freescale 440 (different mmu!!)
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http://www.freescale.com/files/32bit/doc/white_paper/POWRPCARCPRMRM.pdf
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* FDT
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http://www.denx.de/wiki/U-Boot/UBootFdtInfo
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http://wiki.freebsd.org/FlattenedDeviceTree#Supporting_library_.28libfdt.29
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(see also arm docs)
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** Sam440 dts
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http://lxr.linux.no/linux+v3.4/arch/powerpc/boot/dts/sam440ep.dts
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** Sam460ex dts: identical to amcc,Canyonlands !?
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http://www.denx.de/wiki/view/DULG/Appendix#Section_13.1.
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* OF framebuffer
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(not really usable from U-Boot (yet?))
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http://www.feedface.com/howto/forth.html
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http://mail-index.netbsd.org/port-macppc/2004/12/13/0046.html
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http://lists.freebsd.org/pipermail/svn-src-user/2012-January/004806.html
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http://www.openfirmware.info/Bindings
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* TODO kdebug/disasm/ppc
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http://code.google.com/p/ppcd/
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