sam460ex: add port notes (org-mode format)

2012-12-19 15:34:23 +01:00
parent 7510aed89b
commit 6ccf5f95c0
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+Notes on Sam460ex Haiku port					-*- org -*-
+
+* U-Boot commands
+** no-fdt no-initrd
+# (seems the U-Boot input buffer is quite limited, can't paste much more on single line in minicom)
+setenv ipaddr 192.168.4.100; tftpboot 0x4000000 192.168.4.2:haiku_loader_linux.ub; bootm 0x4000000
+** with FDT and tgz as initrd
+setenv ipaddr 192.168.4.100
+tftpboot 0x4000000 192.168.4.2:haiku_loader_linux.ub
+tftpboot 0x8000000 192.168.4.2:haiku_initrd.ub
+tftpboot 0xc000000 192.168.4.2:sam460ex.dtb
+fdt addr 0xc000000
+fdt header
+bootm 0x4000000 0x8000000 0xc000000 plop
+
+* TODO U-Boot API?
+** TODO move Partenope hack to proper official U-Boot API?
+** TODO reserved regs?
+BoardSetup +=:?
+TARGET_BOOT_CCFLAGS += -ffixed-r2 -ffixed-r14 -ffixed-r29 ;
+TARGET_BOOT_C++FLAGS += -ffixed-r2 -ffixed-r14 -ffixed-r29 ;
+
+* Other ports
+** AROS port
+https://www.gitorious.org/aros/aros/commits/sam460
+** Linux port
+http://kernel.org/doc/ols/2003/ols2003-pages-340-350.pdf
+** NetBSD
+https://wiki.netbsd.org/users/rkujawa/sam4x0/
+
+* PPC
+** Classic
+http://class.ee.iastate.edu/cpre211/labs/quickrefPPC.html
+http://www.ibm.com/developerworks/library/l-ppc/
+http://www.csd.uwo.ca/~mburrel/stuff/ppc-asm.html
+** Book-E
+http://www.linux-kvm.org/page/PowerPC_Book_E_MMU
+http://wiki.freebsd.org/powerpc/BookE
+http://en.wikipedia.org/wiki/Memory_management_unit#PowerPC
+** 440
+*** amcc 4x0
+http://c0ff33.net/drop/PPC440_UM2013.pdf
+http://www.embeddeddeveloper.com/assets/processors/amcc/datasheets/PP460EX_DS2063.pdf
+*** Freescale 440 (different mmu!!)
+http://www.freescale.com/files/32bit/doc/white_paper/POWRPCARCPRMRM.pdf
+
+* FDT
+http://www.denx.de/wiki/U-Boot/UBootFdtInfo
+http://wiki.freebsd.org/FlattenedDeviceTree#Supporting_library_.28libfdt.29
+(see also arm docs)
+** Sam440 dts
+http://lxr.linux.no/linux+v3.4/arch/powerpc/boot/dts/sam440ep.dts
+** Sam460ex dts: identical to amcc,Canyonlands !?
+http://www.denx.de/wiki/view/DULG/Appendix#Section_13.1.
+
+* OF framebuffer
+(not really usable from U-Boot (yet?))
+http://www.feedface.com/howto/forth.html
+http://mail-index.netbsd.org/port-macppc/2004/12/13/0046.html
+http://lists.freebsd.org/pipermail/svn-src-user/2012-January/004806.html
+http://www.openfirmware.info/Bindings
+
+* TODO kdebug/disasm/ppc
+http://code.google.com/p/ppcd/