diff options
Diffstat (limited to 'c/src/lib/libcpu/powerpc/mpc5xx/vectors/vectors_init.c')
| -rw-r--r-- | c/src/lib/libcpu/powerpc/mpc5xx/vectors/vectors_init.c | 137 |
1 files changed, 0 insertions, 137 deletions
diff --git a/c/src/lib/libcpu/powerpc/mpc5xx/vectors/vectors_init.c b/c/src/lib/libcpu/powerpc/mpc5xx/vectors/vectors_init.c deleted file mode 100644 index 342ca5509a..0000000000 --- a/c/src/lib/libcpu/powerpc/mpc5xx/vectors/vectors_init.c +++ /dev/null @@ -1,137 +0,0 @@ -/* - * vectors_init.c Exception hanlding initialisation (and generic handler). - * - * This include file describe the data structure and the functions implemented - * by rtems to handle exceptions. - */ - -/* - * MPC5xx port sponsored by Defence Research and Development Canada - Suffield - * Copyright (C) 2004, Real-Time Systems Inc. (querbach@realtime.bc.ca) - * - * Derived from libbsp/powerpc/mbx8xx/vectors/vectors_init.c: - * - * CopyRight (C) 1999 valette@crf.canon.fr - * - * The license and distribution terms for this file may be - * found in the file LICENSE in this distribution or at - * http://www.rtems.org/license/LICENSE. - */ -#include <inttypes.h> -#include <rtems/bspIo.h> -#include <libcpu/vectors.h> -#include <libcpu/raw_exception.h> -#include <bsp/irq.h> - -extern rtems_exception_handler_t default_exception_handler; - -static rtems_raw_except_global_settings exception_config; -static rtems_raw_except_connect_data exception_table[NUM_EXCEPTIONS]; -rtems_exception_handler_t* exception_handler_table[NUM_EXCEPTIONS]; - -void C_default_exception_handler(CPU_Exception_frame* excPtr) -{ - int recoverable = 0; - - printk("exception handler called for exception %" PRIu32 "\n", - excPtr->_EXC_number); - printk("\t Next PC or Address of fault = %" PRIxPTR "\n", excPtr->EXC_SRR0); - printk("\t Saved MSR = %" PRIxPTR "\n", excPtr->EXC_SRR1); - printk("\t R0 = %" PRIxPTR "\n", excPtr->GPR0); - printk("\t R1 = %" PRIxPTR "\n", excPtr->GPR1); - printk("\t R2 = %" PRIxPTR "\n", excPtr->GPR2); - printk("\t R3 = %" PRIxPTR "\n", excPtr->GPR3); - printk("\t R4 = %" PRIxPTR "\n", excPtr->GPR4); - printk("\t R5 = %" PRIxPTR "\n", excPtr->GPR5); - printk("\t R6 = %" PRIxPTR "\n", excPtr->GPR6); - printk("\t R7 = %" PRIxPTR "\n", excPtr->GPR7); - printk("\t R8 = %" PRIxPTR "\n", excPtr->GPR8); - printk("\t R9 = %" PRIxPTR "\n", excPtr->GPR9); - printk("\t R10 = %" PRIxPTR "\n", excPtr->GPR10); - printk("\t R11 = %" PRIxPTR "\n", excPtr->GPR11); - printk("\t R12 = %" PRIxPTR "\n", excPtr->GPR12); - printk("\t R13 = %" PRIxPTR "\n", excPtr->GPR13); - printk("\t R14 = %" PRIxPTR "\n", excPtr->GPR14); - printk("\t R15 = %" PRIxPTR "\n", excPtr->GPR15); - printk("\t R16 = %" PRIxPTR "\n", excPtr->GPR16); - printk("\t R17 = %" PRIxPTR "\n", excPtr->GPR17); - printk("\t R18 = %" PRIxPTR "\n", excPtr->GPR18); - printk("\t R19 = %" PRIxPTR "\n", excPtr->GPR19); - printk("\t R20 = %" PRIxPTR "\n", excPtr->GPR20); - printk("\t R21 = %" PRIxPTR "\n", excPtr->GPR21); - printk("\t R22 = %" PRIxPTR "\n", excPtr->GPR22); - printk("\t R23 = %" PRIxPTR "\n", excPtr->GPR23); - printk("\t R24 = %" PRIxPTR "\n", excPtr->GPR24); - printk("\t R25 = %" PRIxPTR "\n", excPtr->GPR25); - printk("\t R26 = %" PRIxPTR "\n", excPtr->GPR26); - printk("\t R27 = %" PRIxPTR "\n", excPtr->GPR27); - printk("\t R28 = %" PRIxPTR "\n", excPtr->GPR28); - printk("\t R29 = %" PRIxPTR "\n", excPtr->GPR29); - printk("\t R30 = %" PRIxPTR "\n", excPtr->GPR30); - printk("\t R31 = %" PRIxPTR "\n", excPtr->GPR31); - printk("\t CR = %" PRIx32 "\n", excPtr->EXC_CR); - printk("\t CTR = %" PRIxPTR "\n", excPtr->EXC_CTR); - printk("\t XER = %" PRIx32 "\n", excPtr->EXC_XER); - printk("\t LR = %" PRIxPTR "\n", excPtr->EXC_LR); - if (excPtr->_EXC_number == ASM_DEC_VECTOR) - recoverable = 1; - if (excPtr->_EXC_number == ASM_SYS_VECTOR) -#ifdef TEST_RAW_EXCEPTION_CODE - recoverable = 1; -#else - recoverable = 0; -#endif - if (!recoverable) { - printk("unrecoverable exception!!! Push reset button\n"); - while(1); - } -} - -static void nop_except_enable(const rtems_raw_except_connect_data* ptr) -{ -} - -static int except_always_enabled(const rtems_raw_except_connect_data* ptr) -{ - return 1; -} - -void initialize_exceptions(void) -{ - int i; - - /* - * Initialize all entries of the exception table with a description of the - * default exception handler. - */ - exception_config.exceptSize = NUM_EXCEPTIONS; - exception_config.rawExceptHdlTbl = &exception_table[0]; - exception_config.defaultRawEntry.exceptIndex = 0; - exception_config.defaultRawEntry.hdl.vector = 0; - exception_config.defaultRawEntry.hdl.raw_hdl = default_exception_handler; - - for (i = 0; i < exception_config.exceptSize; i++) { - printk("installing exception number %d\n", i); - exception_table[i].exceptIndex = i; - exception_table[i].hdl = exception_config.defaultRawEntry.hdl; - exception_table[i].hdl.vector = i; - exception_table[i].on = nop_except_enable; - exception_table[i].off = nop_except_enable; - exception_table[i].isOn = except_always_enabled; - } - - /* - * Now pass the initialized exception table to the exceptions module which - * will install the handler pointers in the exception handler table. - */ - if (!mpc5xx_init_exceptions(&exception_config)) { - /* - * At this stage we may not call CPU_Panic because it uses exceptions!!! - */ - printk("Exception handling initialization failed\n"); - printk("System locked\n"); while(1); - } - else { - printk("Exception handling initialization done\n"); - } -} |