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Diffstat (limited to 'bsps/powerpc/include/rtems/powerpc/powerpc.h')
| -rw-r--r-- | bsps/powerpc/include/rtems/powerpc/powerpc.h | 644 |
1 files changed, 644 insertions, 0 deletions
diff --git a/bsps/powerpc/include/rtems/powerpc/powerpc.h b/bsps/powerpc/include/rtems/powerpc/powerpc.h new file mode 100644 index 0000000000..8b2cf1e371 --- /dev/null +++ b/bsps/powerpc/include/rtems/powerpc/powerpc.h @@ -0,0 +1,644 @@ +/** + * @file rtems/powerpc/powerpc.h + */ + +/* + * This file contains definitions for the IBM/Motorola PowerPC + * family members. + * + * Author: Andrew Bray <andy@i-cubed.co.uk> + * + * COPYRIGHT (c) 1995 by i-cubed ltd. + * + * MPC860 support code was added by Jay Monkman <jmonkman@frasca.com> + * MPC8260 support added by Andy Dachs <a.dachs@sstl.co.uk> + * Surrey Satellite Technology Limited + * + * To anyone who acknowledges that this file is provided "AS IS" + * without any express or implied warranty: + * permission to use, copy, modify, and distribute this file + * for any purpose is hereby granted without fee, provided that + * the above copyright notice and this notice appears in all + * copies, and that the name of i-cubed limited not be used in + * advertising or publicity pertaining to distribution of the + * software without specific, written prior permission. + * i-cubed limited makes no representations about the suitability + * of this software for any purpose. + * + * Derived from c/src/exec/cpu/no_cpu/no_cpu.h: + * + * COPYRIGHT (c) 1989-1997. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may in + * the file LICENSE in this distribution or at + * http://www.rtems.org/license/LICENSE. + * + * + * Note: + * This file is included by both C and assembler code ( -DASM ) + */ + + +#ifndef _RTEMS_POWERPC_POWERPC_H +#define _RTEMS_POWERPC_POWERPC_H + +#ifdef __cplusplus +extern "C" { +#endif + + +/* Till S. 2008/07/10: + * + * Using the macros/definitions which depend on a preprocessor + * symbol defining the CPU flavor is discouraged. + * I recommend to not use definitions from this file and + * in particular - not to add more bits and pieces. + * + * Instead, try to use run-time detection (see e.g. cpuIdent.c/cpuIdent.h) + * of features etc. + */ + +#include <rtems/score/powerpc.h> + +/* + * Unfortunately it is very inefficient to use run-time detection for the cache + * line size, so give the BSP the opportunity to define it here. + */ +#include <bspopts.h> + +/* + * This file contains the information required to build + * RTEMS for a particular member of the PowerPC family. It does + * this by setting variables to indicate which implementation + * dependent features are present in a particular member + * of the family. + * + * The following architectural feature definitions are defaulted + * unless specifically set by the model definition: + * + * + PPC_INTERRUPT_MAX - 16 + * + PPC_CACHE_ALIGNMENT + * + PPC_LOW_POWER_MODE - PPC_LOW_POWER_MODE_NONE + * + PPC_HAS_EXCEPTION_PREFIX - 1 + * + PPC_USE_MULTIPLE - 0 + */ + +/* + * Define the low power mode models + * + * Standard: as defined for 603e + * Nap Mode: nap mode only (604) + * XXX 403GB, 603, 603e, 604, 821 + */ + +#define PPC_LOW_POWER_MODE_NONE 0 +#define PPC_LOW_POWER_MODE_STANDARD 1 + +/** + * @brief For boards with no cache set PPC_CACHE_ALIGNMENT to this value. + */ +#define PPC_NO_CACHE_ALIGNMENT 4 + +/** + * @brief Used to define PPC_CACHE_ALIGN_POWER for boards with no cache (and + * PPC_NO_CACHE_ALIGNMENT defined). + */ +#define PPC_NO_CACHE_ALIGNMENT_POWER 2 + +/* + * Figure out all CPU Model Feature Flags based upon compiler + * predefines. + */ + +#if defined(ppc403) +/* + * IBM 403 + * + * Developed for 403GA. Book checked for 403GB. + * + * Does not have user mode. + */ + +#define PPC_CACHE_ALIGNMENT 16 +#define PPC_HAS_RI 0 +#define PPC_HAS_RFCI 1 +#define PPC_USE_MULTIPLE 1 +#define PPC_I_CACHE 2048 +#define PPC_D_CACHE 1024 + +#define PPC_HAS_EXCEPTION_PREFIX 0 +#define PPC_HAS_EVPR 1 + +#elif defined (ppc405) + +#define PPC_CACHE_ALIGNMENT 32 +#define PPC_HAS_RI 0 +#define PPC_HAS_RFCI 1 +#define PPC_USE_MULTIPLE 1 +#define PPC_I_CACHE 16384 +#define PPC_D_CACHE 16384 /* except GP/CR */ +#define PPC_HAS_EXCEPTION_PREFIX 0 +#define PPC_HAS_EVPR 1 + +#elif defined (ppc440) + +#define PPC_CACHE_ALIGNMENT 32 +#define PPC_HAS_RI 0 +#define PPC_HAS_RFCI 1 +#define PPC_USE_MULTIPLE 1 +#define PPC_I_CACHE 32768 +#define PPC_D_CACHE 32768 +#define PPC_HAS_EXCEPTION_PREFIX 0 +#define PPC_HAS_EVPR 1 + +#elif defined(mpc555) + +/* Copied from mpc505 */ +#define PPC_CACHE_ALIGNMENT PPC_NO_CACHE_ALIGNMENT + +/* Added by querbach@realtime.bc.ca */ +#define PPC_LOW_POWER_MODE PPC_LOW_POWER_MODE_STANDARD + +/* Based on comments by Sergei Organov <osv@Javad.RU> */ +#define PPC_I_CACHE 0 +#define PPC_D_CACHE 0 + +#elif defined(mpc505) || defined(mpc509) +/* + * Submitted by Sergei Organov <osv@Javad.RU> as a patch against + * 3.6.0 long after 4.0 was released. This is just an attempt + * to get the setting correct. + */ + +#define CPU_MODEL_NAME "PowerPC 505/509" + +#define PPC_CACHE_ALIGNMENT PPC_NO_CACHE_ALIGNMENT +#define PPC_I_CACHE 4096 +#define PPC_D_CACHE 0 + + +#elif defined(ppc601) + +/* + * Submitted with original port -- book checked only. + */ + +#define PPC_USE_MULTIPLE 1 +#define PPC_I_CACHE 0 +#define PPC_D_CACHE 32768 + +#elif defined(ppc603) +/* + * Submitted with original port -- book checked only. + */ + +#define PPC_I_CACHE 8192 +#define PPC_D_CACHE 8192 + +#elif defined(ppc603e) + +/* + * Submitted with original port. + * + * Known to work on real hardware. + */ + +#define PPC_I_CACHE 16384 +#define PPC_D_CACHE 16384 + +#define PPC_LOW_POWER_MODE PPC_LOW_POWER_MODE_STANDARD + +#elif defined(mpc604) +/* + * Submitted with original port -- book checked only. + */ + +#define PPC_I_CACHE 16384 +#define PPC_D_CACHE 16384 + +#elif defined(mpc860) +/* + * Added by Jay Monkman (jmonkman@frasca.com) 6/28/98 + * with some changes by Darlene Stewart (Darlene.Stewart@iit.nrc.ca) + */ +#define PPC_I_CACHE 4096 +#define PPC_D_CACHE 4096 +#define PPC_CACHE_ALIGNMENT 16 +#define PPC_INTERRUPT_MAX 71 +#define PPC_USE_MULTIPLE 1 + +#define PPC_MSR_0 0x00009000 +#define PPC_MSR_1 0x00001000 +#define PPC_MSR_2 0x00001000 +#define PPC_MSR_3 0x00000000 + +#elif defined(mpc821) +/* + * Added by Andrew Bray <andy@chaos.org.uk> 6/April/1999 + */ +#define PPC_I_CACHE 4096 +#define PPC_D_CACHE 4096 +#define PPC_CACHE_ALIGNMENT 16 +#define PPC_INTERRUPT_MAX 71 + +#define PPC_MSR_0 0x00009000 +#define PPC_MSR_1 0x00001000 +#define PPC_MSR_2 0x00001000 +#define PPC_MSR_3 0x00000000 + +#elif defined(mpc750) + +#define PPC_I_CACHE 16384 +#define PPC_D_CACHE 16384 + +#elif defined(mpc7400) + +#define PPC_I_CACHE 32768 +#define PPC_D_CACHE 32768 + +#elif defined(mpc7455) +/* + * Added by S.K. Feng <feng1@bnl.gov> 10/03 + */ + +#define PPC_CACHE_ALIGNMENT 32 +#define PPC_I_CACHE 32768 +#define PPC_D_CACHE 32768 + +#elif defined(mpc8260) +/* + * Added by Andy Dachs <a.dachs@sstl.co.uk> 23/11/2000 + */ +#define PPC_I_CACHE 16384 +#define PPC_D_CACHE 16384 +#define PPC_CACHE_ALIGNMENT 32 +#define PPC_INTERRUPT_MAX 125 +#define PPC_USE_MULTIPLE 1 + +#elif defined(__ppc_generic) + +#else + +#error "Unsupported CPU Model" + +#endif + +/* + * If the maximum number of exception sources has not been defined, + * then default it to 16. + */ + +#ifndef PPC_INTERRUPT_MAX +#define PPC_INTERRUPT_MAX 16 +#endif + +#ifndef PPC_CACHE_ALIGNMENT +#define PPC_CACHE_ALIGNMENT PPC_DEFAULT_CACHE_LINE_SIZE +#endif + +#if (PPC_CACHE_ALIGNMENT == 16) +#define PPC_CACHE_ALIGN_POWER 4 +#elif (PPC_CACHE_ALIGNMENT == 32) +#define PPC_CACHE_ALIGN_POWER 5 +#elif (PPC_CACHE_ALIGNMENT == 64) +#define PPC_CACHE_ALIGN_POWER 6 +#elif (PPC_CACHE_ALIGNMENT == PPC_NO_CACHE_ALIGNMENT) +#define PPC_CACHE_ALIGN_POWER PPC_NO_CACHE_ALIGNMENT_POWER +#else +#error "Undefined power of 2 for PPC_CACHE_ALIGNMENT" +#endif + +/* + * Unless otherwise specified, assume the model has an IP/EP bit to + * set the exception address prefix. + */ + +#ifndef PPC_HAS_EXCEPTION_PREFIX +#define PPC_HAS_EXCEPTION_PREFIX 1 +#endif +/* + * Unless otherwise specified, assume the model has an RI bit to + * identify non-recoverable interrupts + */ + +#ifndef PPC_HAS_RI +#define PPC_HAS_RI 1 +#endif + +/* + * Unless otherwise specified, assume the model does NOT have + * 403 style EVPR register to set the exception address prefix. + */ + +#ifndef PPC_HAS_EVPR +#define PPC_HAS_EVPR 0 +#endif + +/* + * If no low power mode model was specified, then assume there is none. + */ + +#ifndef PPC_LOW_POWER_MODE +#define PPC_LOW_POWER_MODE PPC_LOW_POWER_MODE_NONE +#endif + +/* + * Unless specified above, then assume the model does NOT have critical + * interrupt support. + */ + +#ifndef PPC_HAS_RFCI +#define PPC_HAS_RFCI 0 +#endif + +/* + * Unless specified above, do not use the load/store multiple instructions + * in a context switch. + */ + +#ifndef PPC_USE_MULTIPLE +#define PPC_USE_MULTIPLE 0 +#endif + +/* + * The following exceptions are not maskable, and are not + * necessarily predictable, so cannot be offered to RTEMS: + * Alignment exception - handled by the CPU module + * Data exceptions. + * Instruction exceptions. + */ + +/* + * Base Interrupt vectors supported on all models. + */ +#define PPC_IRQ_SYSTEM_RESET 0 /* 0x00100 - System reset. */ +#define PPC_IRQ_MCHECK 1 /* 0x00200 - Machine check */ +#define PPC_IRQ_PROTECT 2 /* 0x00300 - Protection violation */ +#define PPC_IRQ_ISI 3 /* 0x00400 - Instruction Fetch error */ +#define PPC_IRQ_EXTERNAL 4 /* 0x00500 - External interrupt */ +#define PPC_IRQ_ALIGNMENT 5 /* 0X00600 - Alignment exception */ +#define PPC_IRQ_PROGRAM 6 /* 0x00700 - Program exception */ +#define PPC_IRQ_NOFP 7 /* 0x00800 - Floating point unavailable */ +#define PPC_IRQ_DECREMENTER 8 /* 0x00900 - Decrementer interrupt */ +#define PPC_IRQ_RESERVED_A 9 /* 0x00a00 - Implementation Reserved */ +#define PPC_IRQ_RESERVED_B 10 /* 0x00b00 - Implementation Reserved */ +#define PPC_IRQ_SCALL 11 /* 0x00c00 - System call */ +#define PPC_IRQ_TRACE 12 /* 0x00d00 - Trace Exception */ +#define PPC_IRQ_FP_ASST 13 /* ox00e00 - Floating point assist */ +#define PPC_STD_IRQ_LAST PPC_IRQ_FP_ASST + +#define PPC_IRQ_FIRST PPC_IRQ_SYSTEM_RESET + +#if defined(ppc403) || defined(ppc405) || defined(ppc440) + +#define PPC_IRQ_CRIT PPC_IRQ_SYSTEM_RESET /*0x00100- Critical int. pin */ +#define PPC_IRQ_PIT (PPC_STD_IRQ_LAST+1) /*0x01000- Pgm interval timer*/ +#define PPC_IRQ_FIT (PPC_STD_IRQ_LAST+2) /*0x01010- Fixed int. timer */ +#define PPC_IRQ_WATCHDOG (PPC_STD_IRQ_LAST+3) /*0x01020- Watchdog timer */ +#define PPC_IRQ_DEBUG (PPC_STD_IRQ_LAST+4) /*0x02000- Debug exceptions */ +#define PPC_IRQ_LAST PPC_IRQ_DEBUG + +#elif defined(mpc505) || defined(mpc509) +#define PPC_IRQ_SOFTEMU (PPC_STD_IRQ_LAST+1) /* Software emulation. */ +#define PPC_IRQ_DATA_BP (PPC_STD_IRQ_LAST+ 2) +#define PPC_IRQ_INST_BP (PPC_STD_IRQ_LAST+ 3) +#define PPC_IRQ_MEXT_BP (PPC_STD_IRQ_LAST+ 4) +#define PPC_IRQ_NMEXT_BP (PPC_STD_IRQ_LAST+ 5) + +#elif defined(mpc555) +#define PPC_IRQ_SOFTEMU (PPC_STD_IRQ_LAST+1) /* Software emulation. */ +#define PPC_IRQ_INST_PE (PPC_STD_IRQ_LAST+2) /* Insn protection error */ +#define PPC_IRQ_DATA_PE (PPC_STD_IRQ_LAST+3) /* Data protection error */ +#define PPC_IRQ_DATA_BP (PPC_STD_IRQ_LAST+4) /* Data breakpoint */ +#define PPC_IRQ_INST_BP (PPC_STD_IRQ_LAST+5) /* Insn breakpoint */ +#define PPC_IRQ_MEXT_BP (PPC_STD_IRQ_LAST+6) /* Maskable ext bkpt */ +#define PPC_IRQ_NMEXT_BP (PPC_STD_IRQ_LAST+7) /* Non-maskable ext bkpt */ +#define PPC_IRQ_LAST PPC_IRQ_NMEXT_BP + +#elif defined(ppc601) +#undef PPC_IRQ_TRACE +#define PPC_IRQ_TRACE (PPC_STD_IRQ_LAST+1) /*0x02000-Run/Trace Exception*/ +#define PPC_IRQ_LAST PPC_IRQ_TRACE + +#elif defined(ppc602) +#define PPC_IRQ_LAST (PPC_STD_IRQ_LAST) + +#elif defined(ppc603) || defined(ppc603e) +#define PPC_IRQ_TRANS_MISS (PPC_STD_IRQ_LAST+1) /*0x1000-Ins Translation Miss*/ +#define PPC_IRQ_DATA_LOAD (PPC_STD_IRQ_LAST+2) /*0x1100-Data Load Trans Miss*/ +#define PPC_IRQ_DATA_STORE (PPC_STD_IRQ_LAST+3) /*0x1200-Data Store Miss */ +#define PPC_IRQ_ADDR_BRK (PPC_STD_IRQ_LAST+4) /*0x1300-Instruction Bkpoint */ +#define PPC_IRQ_SYS_MGT (PPC_STD_IRQ_LAST+5) /*0x1400-System Management */ +#define PPC_IRQ_LAST PPC_IRQ_SYS_MGT + +#elif defined(mpc604) +#define PPC_IRQ_ADDR_BRK (PPC_STD_IRQ_LAST+1) /*0x1300- Inst. addr break */ +#define PPC_IRQ_SYS_MGT (PPC_STD_IRQ_LAST+2) /*0x1400- System Management */ +#define PPC_IRQ_LAST PPC_IRQ_SYS_MGT + +#elif defined(mpc860) || defined(mpc821) +#define PPC_IRQ_EMULATE (PPC_STD_IRQ_LAST+1) /*0x1000-Software emulation */ +#define PPC_IRQ_INST_MISS (PPC_STD_IRQ_LAST+2) /*0x1100-Instruction TLB miss*/ +#define PPC_IRQ_DATA_MISS (PPC_STD_IRQ_LAST+3) /*0x1200-Data TLB miss */ +#define PPC_IRQ_INST_ERR (PPC_STD_IRQ_LAST+4) /*0x1300-Instruction TLB err */ +#define PPC_IRQ_DATA_ERR (PPC_STD_IRQ_LAST+5) /*0x1400-Data TLB error */ +#define PPC_IRQ_DATA_BPNT (PPC_STD_IRQ_LAST+6) /*0x1C00-Data breakpoint */ +#define PPC_IRQ_INST_BPNT (PPC_STD_IRQ_LAST+7) /*0x1D00-Inst breakpoint */ +#define PPC_IRQ_IO_BPNT (PPC_STD_IRQ_LAST+8) /*0x1E00-Peripheral breakpnt */ +#define PPC_IRQ_DEV_PORT (PPC_STD_IRQ_LAST+9) /*0x1F00-Development port */ +#define PPC_IRQ_IRQ0 (PPC_STD_IRQ_LAST + 10) +#define PPC_IRQ_LVL0 (PPC_STD_IRQ_LAST + 11) +#define PPC_IRQ_IRQ1 (PPC_STD_IRQ_LAST + 12) +#define PPC_IRQ_LVL1 (PPC_STD_IRQ_LAST + 13) +#define PPC_IRQ_IRQ2 (PPC_STD_IRQ_LAST + 14) +#define PPC_IRQ_LVL2 (PPC_STD_IRQ_LAST + 15) +#define PPC_IRQ_IRQ3 (PPC_STD_IRQ_LAST + 16) +#define PPC_IRQ_LVL3 (PPC_STD_IRQ_LAST + 17) +#define PPC_IRQ_IRQ4 (PPC_STD_IRQ_LAST + 18) +#define PPC_IRQ_LVL4 (PPC_STD_IRQ_LAST + 19) +#define PPC_IRQ_IRQ5 (PPC_STD_IRQ_LAST + 20) +#define PPC_IRQ_LVL5 (PPC_STD_IRQ_LAST + 21) +#define PPC_IRQ_IRQ6 (PPC_STD_IRQ_LAST + 22) +#define PPC_IRQ_LVL6 (PPC_STD_IRQ_LAST + 23) +#define PPC_IRQ_IRQ7 (PPC_STD_IRQ_LAST + 24) +#define PPC_IRQ_LVL7 (PPC_STD_IRQ_LAST + 25) +#define PPC_IRQ_CPM_ERROR (PPC_STD_IRQ_LAST + 26) +#define PPC_IRQ_CPM_PC4 (PPC_STD_IRQ_LAST + 27) +#define PPC_IRQ_CPM_PC5 (PPC_STD_IRQ_LAST + 28) +#define PPC_IRQ_CPM_SMC2 (PPC_STD_IRQ_LAST + 29) +#define PPC_IRQ_CPM_SMC1 (PPC_STD_IRQ_LAST + 30) +#define PPC_IRQ_CPM_SPI (PPC_STD_IRQ_LAST + 31) +#define PPC_IRQ_CPM_PC6 (PPC_STD_IRQ_LAST + 32) +#define PPC_IRQ_CPM_TIMER4 (PPC_STD_IRQ_LAST + 33) +#define PPC_IRQ_CPM_RESERVED_8 (PPC_STD_IRQ_LAST + 34) +#define PPC_IRQ_CPM_PC7 (PPC_STD_IRQ_LAST + 35) +#define PPC_IRQ_CPM_PC8 (PPC_STD_IRQ_LAST + 36) +#define PPC_IRQ_CPM_PC9 (PPC_STD_IRQ_LAST + 37) +#define PPC_IRQ_CPM_TIMER3 (PPC_STD_IRQ_LAST + 38) +#define PPC_IRQ_CPM_RESERVED_D (PPC_STD_IRQ_LAST + 39) +#define PPC_IRQ_CPM_PC10 (PPC_STD_IRQ_LAST + 40) +#define PPC_IRQ_CPM_PC11 (PPC_STD_IRQ_LAST + 41) +#define PPC_IRQ_CPM_I2C (PPC_STD_IRQ_LAST + 42) +#define PPC_IRQ_CPM_RISC_TIMER (PPC_STD_IRQ_LAST + 43) +#define PPC_IRQ_CPM_TIMER2 (PPC_STD_IRQ_LAST + 44) +#define PPC_IRQ_CPM_RESERVED_13 (PPC_STD_IRQ_LAST + 45) +#define PPC_IRQ_CPM_IDMA2 (PPC_STD_IRQ_LAST + 46) +#define PPC_IRQ_CPM_IDMA1 (PPC_STD_IRQ_LAST + 47) +#define PPC_IRQ_CPM_SDMA_ERROR (PPC_STD_IRQ_LAST + 48) +#define PPC_IRQ_CPM_PC12 (PPC_STD_IRQ_LAST + 49) +#define PPC_IRQ_CPM_PC13 (PPC_STD_IRQ_LAST + 50) +#define PPC_IRQ_CPM_TIMER1 (PPC_STD_IRQ_LAST + 51) +#define PPC_IRQ_CPM_PC14 (PPC_STD_IRQ_LAST + 52) +#define PPC_IRQ_CPM_SCC4 (PPC_STD_IRQ_LAST + 53) +#define PPC_IRQ_CPM_SCC3 (PPC_STD_IRQ_LAST + 54) +#define PPC_IRQ_CPM_SCC2 (PPC_STD_IRQ_LAST + 55) +#define PPC_IRQ_CPM_SCC1 (PPC_STD_IRQ_LAST + 56) +#define PPC_IRQ_CPM_PC15 (PPC_STD_IRQ_LAST + 57) + +#define PPC_IRQ_LAST PPC_IRQ_CPM_PC15 + +#elif defined(mpc8260) + +#define PPC_IRQ_INST_MISS (PPC_STD_IRQ_LAST+1) /*0x1000-Instruction TLB miss*/ +#define PPC_IRQ_DATA_MISS (PPC_STD_IRQ_LAST+2) /*0x1100-Data TLB miss */ +#define PPC_IRQ_DATA_L_MISS (PPC_STD_IRQ_LAST+3) /*0x1200-Data TLB load miss */ +#define PPC_IRQ_DATA_S_MISS (PPC_STD_IRQ_LAST+4) /*0x1300-Data TLB store miss */ +#define PPC_IRQ_INST_BPNT (PPC_STD_IRQ_LAST+5) /*0x1400-Inst address breakpoint */ +#define PPC_IRQ_SYS_MGT (PPC_STD_IRQ_LAST+6) /*0x1500-System Management */ +/* 0x1600 - 0x2F00 reserved */ +#define PPC_IRQ_CPM_NONE (PPC_STD_IRQ_LAST + 50) +#define PPC_IRQ_CPM_I2C (PPC_STD_IRQ_LAST + 51) +#define PPC_IRQ_CPM_SPI (PPC_STD_IRQ_LAST + 52) +#define PPC_IRQ_CPM_RISC_TIMER (PPC_STD_IRQ_LAST + 53) +#define PPC_IRQ_CPM_SMC1 (PPC_STD_IRQ_LAST + 54) +#define PPC_IRQ_CPM_SMC2 (PPC_STD_IRQ_LAST + 55) +#define PPC_IRQ_CPM_IDMA1 (PPC_STD_IRQ_LAST + 56) +#define PPC_IRQ_CPM_IDMA2 (PPC_STD_IRQ_LAST + 57) +#define PPC_IRQ_CPM_IDMA3 (PPC_STD_IRQ_LAST + 58) +#define PPC_IRQ_CPM_IDMA4 (PPC_STD_IRQ_LAST + 59) +#define PPC_IRQ_CPM_SDMA (PPC_STD_IRQ_LAST + 60) +#define PPC_IRQ_CPM_RES_A (PPC_STD_IRQ_LAST + 61) +#define PPC_IRQ_CPM_TIMER1 (PPC_STD_IRQ_LAST + 62) +#define PPC_IRQ_CPM_TIMER2 (PPC_STD_IRQ_LAST + 63) +#define PPC_IRQ_CPM_TIMER3 (PPC_STD_IRQ_LAST + 64) +#define PPC_IRQ_CPM_TIMER4 (PPC_STD_IRQ_LAST + 65) +#define PPC_IRQ_CPM_TMCNT (PPC_STD_IRQ_LAST + 66) +#define PPC_IRQ_CPM_PIT (PPC_STD_IRQ_LAST + 67) +#define PPC_IRQ_CPM_RES_B (PPC_STD_IRQ_LAST + 68) +#define PPC_IRQ_CPM_IRQ1 (PPC_STD_IRQ_LAST + 69) +#define PPC_IRQ_CPM_IRQ2 (PPC_STD_IRQ_LAST + 70) +#define PPC_IRQ_CPM_IRQ3 (PPC_STD_IRQ_LAST + 71) +#define PPC_IRQ_CPM_IRQ4 (PPC_STD_IRQ_LAST + 72) +#define PPC_IRQ_CPM_IRQ5 (PPC_STD_IRQ_LAST + 73) +#define PPC_IRQ_CPM_IRQ6 (PPC_STD_IRQ_LAST + 74) +#define PPC_IRQ_CPM_IRQ7 (PPC_STD_IRQ_LAST + 75) +#define PPC_IRQ_CPM_RES_C (PPC_STD_IRQ_LAST + 76) +#define PPC_IRQ_CPM_RES_D (PPC_STD_IRQ_LAST + 77) +#define PPC_IRQ_CPM_RES_E (PPC_STD_IRQ_LAST + 78) +#define PPC_IRQ_CPM_RES_F (PPC_STD_IRQ_LAST + 79) +#define PPC_IRQ_CPM_RES_G (PPC_STD_IRQ_LAST + 80) +#define PPC_IRQ_CPM_RES_H (PPC_STD_IRQ_LAST + 81) +#define PPC_IRQ_CPM_FCC1 (PPC_STD_IRQ_LAST + 82) +#define PPC_IRQ_CPM_FCC2 (PPC_STD_IRQ_LAST + 83) +#define PPC_IRQ_CPM_FCC3 (PPC_STD_IRQ_LAST + 84) +#define PPC_IRQ_CPM_RES_I (PPC_STD_IRQ_LAST + 85) +#define PPC_IRQ_CPM_MCC1 (PPC_STD_IRQ_LAST + 86) +#define PPC_IRQ_CPM_MCC2 (PPC_STD_IRQ_LAST + 87) +#define PPC_IRQ_CPM_RES_J (PPC_STD_IRQ_LAST + 88) +#define PPC_IRQ_CPM_RES_K (PPC_STD_IRQ_LAST + 89) +#define PPC_IRQ_CPM_SCC1 (PPC_STD_IRQ_LAST + 90) +#define PPC_IRQ_CPM_SCC2 (PPC_STD_IRQ_LAST + 91) +#define PPC_IRQ_CPM_SCC3 (PPC_STD_IRQ_LAST + 92) +#define PPC_IRQ_CPM_SCC4 (PPC_STD_IRQ_LAST + 93) +#define PPC_IRQ_CPM_RES_L (PPC_STD_IRQ_LAST + 94) +#define PPC_IRQ_CPM_RES_M (PPC_STD_IRQ_LAST + 95) +#define PPC_IRQ_CPM_RES_N (PPC_STD_IRQ_LAST + 96) +#define PPC_IRQ_CPM_RES_O (PPC_STD_IRQ_LAST + 97) +#define PPC_IRQ_CPM_PC15 (PPC_STD_IRQ_LAST + 98) +#define PPC_IRQ_CPM_PC14 (PPC_STD_IRQ_LAST + 99) +#define PPC_IRQ_CPM_PC13 (PPC_STD_IRQ_LAST + 100) +#define PPC_IRQ_CPM_PC12 (PPC_STD_IRQ_LAST + 101) +#define PPC_IRQ_CPM_PC11 (PPC_STD_IRQ_LAST + 102) +#define PPC_IRQ_CPM_PC10 (PPC_STD_IRQ_LAST + 103) +#define PPC_IRQ_CPM_PC9 (PPC_STD_IRQ_LAST + 104) +#define PPC_IRQ_CPM_PC8 (PPC_STD_IRQ_LAST + 105) +#define PPC_IRQ_CPM_PC7 (PPC_STD_IRQ_LAST + 106) +#define PPC_IRQ_CPM_PC6 (PPC_STD_IRQ_LAST + 107) +#define PPC_IRQ_CPM_PC5 (PPC_STD_IRQ_LAST + 108) +#define PPC_IRQ_CPM_PC4 (PPC_STD_IRQ_LAST + 109) +#define PPC_IRQ_CPM_PC3 (PPC_STD_IRQ_LAST + 110) +#define PPC_IRQ_CPM_PC2 (PPC_STD_IRQ_LAST + 111) +#define PPC_IRQ_CPM_PC1 (PPC_STD_IRQ_LAST + 112) +#define PPC_IRQ_CPM_PC0 (PPC_STD_IRQ_LAST + 113) + +#define PPC_IRQ_LAST PPC_IRQ_CPM_PC0 + +#endif + + +/* + * If the maximum number of exception sources is too low, + * then fix it + */ + +#if PPC_INTERRUPT_MAX <= PPC_IRQ_LAST +#undef PPC_INTERRUPT_MAX +#define PPC_INTERRUPT_MAX ((PPC_IRQ_LAST) + 1) +#endif + +/* + * Machine Status Register (MSR) Constants Used by RTEMS + */ + +#if PPC_HAS_RI +#define PPC_MSR_RI 0x000000002 /* bit 30 - recoverable exception */ +#endif + +#define PPC_MSR_DR 0x000000010 /* bit 27 - data address translation */ +#define PPC_MSR_IR 0x000000020 /* bit 26 - instruction addr translation*/ + +/* + * Some PPC model manuals refer to the Exception Prefix (EP) bit as + * IP for no apparent reason. + */ +#if (PPC_HAS_EXCEPTION_PREFIX) +#define PPC_MSR_EP 0x000000040 /* bit 25 - exception prefix */ +#else +#define PPC_MSR_EP 0x000000000 /* bit 25 - exception prefix */ +#endif + +#if (PPC_HAS_FPU) +#define PPC_MSR_FP 0x000002000 /* bit 18 - floating point enable */ +#else +#define PPC_MSR_FP 0x000000000 /* bit 18 - floating point enable */ +#endif + +#if (PPC_LOW_POWER_MODE == PPC_LOW_POWER_MODE_NONE) +#define PPC_MSR_POW 0x000000000 /* bit 13 - power management enable */ +#else +#define PPC_MSR_POW 0x000040000 /* bit 13 - power management enable */ +#endif + +#define PPC_MSR_ME 0x000001000 /* bit 19 - machine check enable */ +#define PPC_MSR_EE 0x000008000 /* bit 16 - external interrupt enable */ + +#if (PPC_HAS_RFCI) +#define PPC_MSR_CE 0x000020000 /* bit 14 - critical interrupt enable */ +#else +#define PPC_MSR_CE 0x000000000 /* bit 14 - critical interrupt enable */ +#endif + +#define PPC_MSR_DISABLE_MASK (PPC_MSR_ME|PPC_MSR_EE|PPC_MSR_CE) + +#if defined(__powerpc64__) +#define PPC_MINIMUM_STACK_FRAME_SIZE 32 +#else +#define PPC_MINIMUM_STACK_FRAME_SIZE PPC_STACK_ALIGNMENT +#endif + +#ifdef __cplusplus +} +#endif + +#endif /* _RTEMS_POWERPC_POWERPC_H */ |