From d305d75c7eac1018c13788954b6707261b5fd176 Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Tue, 17 May 2011 20:37:15 +0000 Subject: 2011-05-17 Joel Sherrill * tools/build/.cvsignore, tools/build/ChangeLog, tools/build/Makefile.am, tools/build/README, tools/build/binpatch.c, tools/build/cklength.c, tools/build/configure.ac, tools/build/cvsignore-add.sh, tools/build/doxy-filter, tools/build/eolstrip.c, tools/build/install-if-change.in, tools/build/multigen, tools/build/packhex.c, tools/build/rtems-bin2c.c, tools/build/search-id.sh, tools/build/unhex.c, tools/cpu/.cvsignore, tools/cpu/ChangeLog, tools/cpu/Makefile.am, tools/cpu/configure.ac, tools/cpu/generic/.cvsignore, tools/cpu/generic/ChangeLog, tools/cpu/generic/Makefile.am, tools/cpu/generic/configure.ac, tools/cpu/generic/size_rtems.in, tools/cpu/nios2/.cvsignore, tools/cpu/nios2/ChangeLog, tools/cpu/nios2/Makefile.am, tools/cpu/nios2/README, tools/cpu/nios2/bridges.c, tools/cpu/nios2/bridges.h, tools/cpu/nios2/clocks.c, tools/cpu/nios2/clocks.h, tools/cpu/nios2/configure.ac, tools/cpu/nios2/devices.c, tools/cpu/nios2/devices.h, tools/cpu/nios2/linkcmds.c, tools/cpu/nios2/linkcmds.h, tools/cpu/nios2/memory.c, tools/cpu/nios2/memory.h, tools/cpu/nios2/nios2gen.c, tools/cpu/nios2/output.c, tools/cpu/nios2/output.h, tools/cpu/nios2/ptf.c, tools/cpu/nios2/ptf.h, tools/cpu/nios2/sample.ptf, tools/cpu/sh/.cvsignore, tools/cpu/sh/AUTHORS, tools/cpu/sh/COPYING, tools/cpu/sh/ChangeLog, tools/cpu/sh/Makefile.am, tools/cpu/sh/TODO, tools/cpu/sh/configure.ac, tools/cpu/sh/sci.c, tools/cpu/sh/sci.h, tools/cpu/sh/shgen.c, tools/schedsim/.cvsignore, tools/schedsim/ChangeLog, tools/schedsim/Makefile.am, tools/schedsim/README, tools/schedsim/configure.ac, tools/schedsim/rtems/.cvsignore, tools/schedsim/rtems/ChangeLog, tools/schedsim/rtems/Makefile.am, tools/schedsim/rtems/interr.c, tools/schedsim/rtems/rtems_init.c, tools/schedsim/rtems/rtems_sched.h, tools/schedsim/rtems/wkspace.c, tools/schedsim/rtems/sched_cpu/cpu.c, tools/schedsim/rtems/sched_cpu/cpu_asm.c, tools/schedsim/rtems/sched_cpu/rtems/asm.h, tools/schedsim/rtems/sched_cpu/rtems/stringto.h, tools/schedsim/rtems/sched_cpu/rtems/score/cpu.h, tools/schedsim/rtems/sched_cpu/rtems/score/cpu_asm.h, tools/schedsim/rtems/sched_cpu/rtems/score/cpuopts.h, tools/schedsim/rtems/sched_cpu/rtems/score/no_cpu.h, tools/schedsim/rtems/sched_cpu/rtems/score/types.h, tools/schedsim/shell/.cvsignore, tools/schedsim/shell/ChangeLog, tools/schedsim/shell/Makefile.am, tools/schedsim/shell/schedsim_priority/.cvsignore, tools/schedsim/shell/schedsim_priority/Makefile.am, tools/schedsim/shell/schedsim_priority/config.c, tools/schedsim/shell/schedsim_priority/printheir_executing.c, tools/schedsim/shell/schedsim_priority/schedsim.cc, tools/schedsim/shell/schedsim_priority/wrap_thread_dispatch.c, tools/schedsim/shell/scripts/script01, tools/schedsim/shell/scripts/script02, tools/schedsim/shell/scripts/script03, tools/schedsim/shell/scripts/script04, tools/schedsim/shell/scripts/script05, tools/schedsim/shell/scripts/script06, tools/schedsim/shell/shared/.cvsignore, tools/schedsim/shell/shared/Makefile.am, tools/schedsim/shell/shared/commands.c, tools/schedsim/shell/shared/getopt.c, tools/schedsim/shell/shared/lookup_semaphore.c, tools/schedsim/shell/shared/lookup_task.c, tools/schedsim/shell/shared/main_clocktick.c, tools/schedsim/shell/shared/main_echo.c, tools/schedsim/shell/shared/main_executing.c, tools/schedsim/shell/shared/main_heir.c, tools/schedsim/shell/shared/main_help.c, tools/schedsim/shell/shared/main_rtemsinit.c, tools/schedsim/shell/shared/main_semcreate.c, tools/schedsim/shell/shared/main_semdelete.c, tools/schedsim/shell/shared/main_semflush.c, tools/schedsim/shell/shared/main_semobtain.c, tools/schedsim/shell/shared/main_semrelease.c, tools/schedsim/shell/shared/main_taskcreate.c, tools/schedsim/shell/shared/main_taskdelete.c, tools/schedsim/shell/shared/main_taskmode.c, tools/schedsim/shell/shared/main_taskpriority.c, tools/schedsim/shell/shared/main_taskresume.c, tools/schedsim/shell/shared/main_tasksuspend.c, tools/schedsim/shell/shared/main_taskwakeafter.c, tools/schedsim/shell/shared/schedsim_shell.h, tools/schedsim/shell/shared/shell_cmdset.c, tools/schedsim/shell/shared/shell_makeargs.c, tools/schedsim/shell/shared/include/shell.h, tools/schedsim/shell/shared/include/newlib/_ansi.h, tools/schedsim/shell/shared/include/newlib/getopt.h: Removed. * configure.ac: RTEMS Scheduler Simulator is now in its own CVS module named rtems-schedsim. --- tools/cpu/sh/sci.c | 165 ----------------------------------------------------- 1 file changed, 165 deletions(-) delete mode 100644 tools/cpu/sh/sci.c (limited to 'tools/cpu/sh/sci.c') diff --git a/tools/cpu/sh/sci.c b/tools/cpu/sh/sci.c deleted file mode 100644 index bc7fdd83a8..0000000000 --- a/tools/cpu/sh/sci.c +++ /dev/null @@ -1,165 +0,0 @@ -/* - * Copyright (c) 1998 Ralf Corsepius (corsepiu@faw.uni-ulm.de) - * - * See the file COPYING for copyright notice. - */ - -#include -#include -#include - -#include "sci.h" - -/* - n .. baudrate generator source 0,1,2,3 - - N .. BRR setting (0..255) - - Phi .. processor baud rate - - B .. bitrate - */ - -typedef struct sci_tab { - unsigned int B ; - unsigned int n ; - int N ; - double err ; - } sci_tab_t ; - -static unsigned int bitrate [] = { - 50, - 75, - 110, - 134, - 150, - 200, - 300, - 600, - 1200, - 1800, - 2400, - 4800, - 9600, - 19200, - 38400, - 57600, - 115200, - 230400, - 460800 -}; - -static sci_tab_t test_array[4] ; - -static void Compute( - unsigned int n, - unsigned int B, - double Phi, - struct sci_tab *entry ) -{ - int a = ( 32 << ( 2 * n ) ) * B ; - - entry->n = n ; - entry->B = B ; - entry->N = rint( ( Phi / a ) - 1.0 ) ; - - if ( ( entry->N > 0 ) && ( entry->N < 256 ) ) - entry->err = - ( ( Phi / ( (entry->N + 1) * a ) - 1.0 ) * 100.0 ); - else - { - entry->err = 100.0 ; - entry->n = 255 ; - entry->N = 0 ; - } -} - -static sci_tab_t *SelectN( - unsigned int B, - double Phi ) -{ - unsigned int i ; - struct sci_tab* best = NULL ; - - for ( i = 0 ; i < 4 ; i++ ) - { - double err ; - - Compute( i, B, Phi, &test_array[i] ); - err = fabs( test_array[i].err ); - - if ( best ) - { - if ( err < fabs( best->err ) ) - best = &test_array[i] ; - } - else - best = &test_array[i] ; - } - - return best ; -} - -int shgen_gensci( - FILE *file, - double Phi ) /* Processor frequency [Hz] */ -{ - unsigned int i ; - - fprintf( file, - "/*\n * Bitrate table for the serial devices (sci) of the SH at %.3f MHz\n" - " */\n\n", Phi / 1000000.0 ); - fprintf( file, - "/*\n" - " * n .. SMR bits 0,1 : baud rate generator clock source\n" - " * N .. BRR bits 0..7: setting for baud rate generator\n" - " * error .. percentual error to nominal bitrate\n" - " * Hitachi's HW manual recommends bitrates with an error less than 1%%\n" - " * We experienced values less than 2%% to be stable\n" - " */\n\n" ); - fprintf( file, "#include \n\n" ); - fprintf( file, - "static struct sci_bitrate_t {\n" - " unsigned char n ;\n" - " unsigned char N ;\n" - "} _sci_bitrates[] = {\n" - "/* n N error */\n" ); - - for ( i = 0 ; i < sizeof(bitrate)/sizeof(int) ; i++ ) - { - struct sci_tab* best = SelectN( bitrate[i], Phi ); - - if ( i > 0 ) - fprintf( file, ",\n" ); - fprintf( file, " { %1d, %3d } /* %+7.2f%% ; B%d ", - best->n, - best->N, - best->err, - best->B ); - if ( best->n > 3 ) - fprintf( file, "(unusable) " ); - fprintf( file, "*/" ); - } - - fprintf( file, "\n};\n\n" ); - - fprintf( file, - "int _sci_get_brparms( \n" - " tcflag_t cflag,\n" - " unsigned char *smr,\n" - " unsigned char *brr )\n" - "{\n" - " unsigned int offset ;\n\n" - " offset = ( cflag & ( CBAUD & ~CBAUDEX ) )\n" - " + ( ( cflag & CBAUDEX ) ? B38400 : 0 );\n" - " if ( offset == 0 ) return -1 ;\n" - " offset-- ;\n\n" - " if ( _sci_bitrates[offset].n > 3 ) return -1;\n\n" - " *smr &= ~0x03;\n" - " *smr |= _sci_bitrates[offset].n;\n" - " *brr = _sci_bitrates[offset].N;\n\n" - " return 0;\n" - "}\n" ); - - return 0 ; -} -- cgit v1.2.3