X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=target_firmware%2Fmagpie_fw_dev%2Fbuild%2Fmagpie_1_1%2Fsboot%2Fathos%2Fsrc%2Fxtos%2Fxtos-params.h;fp=target_firmware%2Fmagpie_fw_dev%2Fbuild%2Fmagpie_1_1%2Fsboot%2Fathos%2Fsrc%2Fxtos%2Fxtos-params.h;h=0000000000000000000000000000000000000000;hb=ff66305a044be28464fa0969ea2d605bb268d478;hp=96af261d42759295a61d9200ef2789e0554f676a;hpb=60b496560eec004ded92ae4dad43b3d102c6658d;p=open-ath9k-htc-firmware.git diff --git a/target_firmware/magpie_fw_dev/build/magpie_1_1/sboot/athos/src/xtos/xtos-params.h b/target_firmware/magpie_fw_dev/build/magpie_1_1/sboot/athos/src/xtos/xtos-params.h deleted file mode 100755 index 96af261..0000000 --- a/target_firmware/magpie_fw_dev/build/magpie_1_1/sboot/athos/src/xtos/xtos-params.h +++ /dev/null @@ -1,123 +0,0 @@ -/* - * xtos-params.h -- user-settable parameters for XTOS single-threaded run-time - * - * Copyright (c) 2002, 2004, 2006-2007 Tensilica Inc. - * - * Permission is hereby granted, free of charge, to any person obtaining - * a copy of this software and associated documentation files (the - * "Software"), to deal in the Software without restriction, including - * without limitation the rights to use, copy, modify, merge, publish, - * distribute, sublicense, and/or sell copies of the Software, and to - * permit persons to whom the Software is furnished to do so, subject to - * the following conditions: - * - * The above copyright notice and this permission notice shall be included - * in all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, - * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF - * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. - * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY - * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, - * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE - * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -#ifndef XTOS_PARAMS_H -#define XTOS_PARAMS_H - -/* - * IMPORTANT NOTE. - * This file contains XTOS parameters that may be modified - * according to needs. HOWEVER, any modifications are NOT - * supported. Handling of parameters other than the defaults - * provided in the original version of this file are for - * illustrative and educational purposes only. If you do - * change the parameters here-in (which requires rebuilding - * XTOS), please verify the resulting code extensively - * before even considering its use in production code. - * - * To rebuild XTOS, see instructions in the Xtensa System Software - * Reference Manual. The following sequence is no longer supported. - * - * cd /xtensa-elf/src/handlers - * xt-make clean - * xt-make - * xt-make install - * - * (Note: the last step installs the modified XTOS in *ALL* - * LSPs that normally include XTOS. You may prefer copying - * the generated files to your own custom LSP instead. Or - * better yet, also make a copy of all source files and maintain - * them somewhere completely separate -- which may require - * minor adjustments to the makefile.) - * - * PERFORMANCE TUNING: - * To slightly improve performance of interrupt dispatching, - * you can do some combination of the following: - * - change XTOS_SUBPRI to zero - * - change XTOS_SUBPRI_GROUPS to zero - * - change XTOS_SUBPRI_ORDER to XTOS_SPO_ZERO_HI - * - change XTOS_DEBUG_PC to zero - * - change XTOS_INT_FAIRNESS to zero - * - change XTOS_CNEST to zero - * There are non-trivial trade-offs in making such changes however, - * such as loss of support (see important note above), loss of - * interrupt scheduling fairness, loss of ability to traceback - * interrupt handlers across interrupted code when debugging them, - * loss of supported for nested C functions, etc. - */ - - -/* - * Lower LOCKLEVEL to XCHAL_EXCM_LEVEL for improved interrupt latency - * if you don't register C handlers for high-priority interrupts and your - * high-priority handlers don't touch INTENABLE nor virtual priorities. - * - * XTOS_LOCKLEVEL is less meaningful but still relevant if XEA2 and SUBPRI is zero, - * ie. if INTENABLE doesn't get virtualized (XTOS_VIRTUAL_INTENABLE not set); - * in this case, it is the interrupt level at which INTENABLE accesses are guarded, - * so that interrupt handlers up to this level can safely manipulate INTENABLE. - */ -#define XTOS_LOCKLEVEL XCHAL_NUM_INTLEVELS /* intlevel of INTENABLE register virtualization - (minimum is EXCM_LEVEL) */ - -/* - * NOTE: the following four parameters (SUBPRI, SUBPRI_GROUPS, SUBPRI_ORDER, INT_FAIRNESS) - * are irrelevant and ignored for interrupt vectors to which only one interrupt is mapped. - */ - -#define XTOS_SUBPRI 1 /* set to 0 if you don't need sub-prioritization - within level-one interrupts via software; - for XEA2 configs, this might improve performance of - certain sections of code, because INTENABLE register - virtualization becomes unnecessary in this case */ - -/* Ignored unless SUBPRI set: */ -#define XTOS_SUBPRI_GROUPS 1 /* support selective grouping of interrupts at the same priority */ - -#define XTOS_SUBPRI_ORDER XTOS_SPO_ZERO_LO /* one of XTOS_SPO_ZERO_LO, XTOS_SPO_ZERO_HI */ - -/* Ignored if SUBPRI set but SUBPRI_GROUPS is not (single interrupt per subpri), - * or if single interrupt configured at level/vector: */ -#define XTOS_INT_FAIRNESS 1 /* disable round-robin/fifo scheduling of interrupt - handlers of a given level or sub-priority */ - - -#define XTOS_DEBUG_PC 1 /* enable nice stack traceback showing interrupted code - when debugging interrupt or exception handler; - not implemented for high-priority handlers, or - for call0 ABI */ - -#define XTOS_CNEST 1 /* enable support for nested C functions - (save/restore nested C function call-chain pointer) */ - -/* Current compilers only use ACC (not MRn) when MAC16 is enabled, so you can leave this 0 for performance: */ -#define XTOS_SAVE_ALL_MAC16 0 /* set to save/restore MAC16 MRn registers */ - -/* Setting this might be useful to clear X's in hardware simulation a bit earlier, but - * should not be needed in production code: */ -#define XTOS_RESET_UNNEEDED 0 /* set to reset more registers than are really needed */ - -#endif /* XTOS_PARAMS_H */ -