X-Git-Url: https://review.openocd.org/gitweb?a=blobdiff_plain;f=src%2Fnon-arm-targets.txt;h=2d49c882184e045707053cf775970e02c93d69ea;hb=004c7124c44819960da97de85f422f630f04d7ba;hp=efbf3332314bde95322dd8d50e2ff5bc47420454;hpb=9244c600b0922b33b6d2a699a8ce6e948c715d9e;p=openocd.git diff --git a/src/non-arm-targets.txt b/src/non-arm-targets.txt index efbf333231..2d49c88218 100644 --- a/src/non-arm-targets.txt +++ b/src/non-arm-targets.txt @@ -1,76 +1,76 @@ -Some outstanding issues w.r.t. non-ARM32 targets -================================================ -This file describes outstanding issues w.r.t. -non-ARM32 targets. - -Ideas & patches welcome! - - - - -Flash drivers -------------- -The flash drivers contain ARM32 code that is used -to execute code on the target. - -This needs to be handled in some CPU independent -manner. - -The ocl and ecos flash drivers compile the flash -driver code to run on the target on the developer -machine. - -The ocl and ecos flash drivers should be unified -and instructions should be written on how to -compile the target flash drivers. Perhaps -using automake? - - - -eCos has CFI driver that could probably be compiled -for all targets. The trick is to figure out a -way to make the compiled flash drivers work -on all target memory maps + sort out all the -little details - -32 vs. 64 bit -------------- -Currently OpenOCD only supports 32 bit targets. - -Adding 64 bit support would be nice but there -hasn't been any call for it in the openocd development -mailing list - -target support --------------- -target.h is relatively CPU agnostic and -the intention is to move in the direction of less -instruction set specific. - -Non-CPU targets are also supported, but there isn't -a lot of activity on it in the mailing list currently. -An example is FPGA programming support via JTAG, -but also flash chips can be programmed directly -using JTAG. - -non-JTAG physical layer ------------------------ -JTAG is not the only physical protocol used to talk to -CPUs. - -OpenOCD does not today have targets that use non-JTAG. - -The actual physical layer is a relatively modest part -of the total OpenOCD system. - - -PowerPC -------- -there exists open source implementations of powerpc -target manipulation, but there hasn't been a lot -of activity in the mailing list. - -MIPS ----- -Currently OpenOCD has a MIPS target defined. This is the +Some outstanding issues w.r.t. non-ARM32 targets +================================================ +This file describes outstanding issues w.r.t. +non-ARM32 targets. + +Ideas & patches welcome! + + + + +Flash drivers +------------- +The flash drivers contain ARM32 code that is used +to execute code on the target. + +This needs to be handled in some CPU independent +manner. + +The ocl and ecos flash drivers compile the flash +driver code to run on the target on the developer +machine. + +The ocl and ecos flash drivers should be unified +and instructions should be written on how to +compile the target flash drivers. Perhaps +using automake? + + + +eCos has CFI driver that could probably be compiled +for all targets. The trick is to figure out a +way to make the compiled flash drivers work +on all target memory maps + sort out all the +little details + +32 vs. 64 bit +------------- +Currently OpenOCD only supports 32 bit targets. + +Adding 64 bit support would be nice but there +hasn't been any call for it in the openocd development +mailing list + +target support +-------------- +target.h is relatively CPU agnostic and +the intention is to move in the direction of less +instruction set specific. + +Non-CPU targets are also supported, but there isn't +a lot of activity on it in the mailing list currently. +An example is FPGA programming support via JTAG, +but also flash chips can be programmed directly +using JTAG. + +non-JTAG physical layer +----------------------- +JTAG is not the only physical protocol used to talk to +CPUs. + +OpenOCD does not today have targets that use non-JTAG. + +The actual physical layer is a relatively modest part +of the total OpenOCD system. + + +PowerPC +------- +there exists open source implementations of powerpc +target manipulation, but there hasn't been a lot +of activity in the mailing list. + +MIPS +---- +Currently OpenOCD has a MIPS target defined. This is the first non-ARM example of a CPU target \ No newline at end of file