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Diffstat (limited to 'include/asm-s390/s390-gdbregs.h')
| -rw-r--r-- | include/asm-s390/s390-gdbregs.h | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/include/asm-s390/s390-gdbregs.h b/include/asm-s390/s390-gdbregs.h new file mode 100644 index 000000000..af708d51d --- /dev/null +++ b/include/asm-s390/s390-gdbregs.h @@ -0,0 +1,84 @@ +/* + * include/asm-s390/s390-gdbregs.h + * + * S390 version + * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation + * Author(s): Denis Joseph Barrow (djbarrow@de.ibm.com,barrow_dj@yahoo.com) + * + * used both by the linux kernel for remote debugging & gdb + */ + +/* Say how long (ordinary) registers are. This is a piece of bogosity + used in push_word and a few other places; REGISTER_RAW_SIZE is the + real way to know how big a register is. */ +#ifndef _S390_GDBREGS_H +#define _S390_GDBREGS_H + +#include <asm/s390-regs-common.h> +#define S390_MAX_INSTR_SIZE 6 +#define NUM_REGS (2+NUM_GPRS+NUM_ACRS+NUM_CRS+1+NUM_FPRS) +#define FIRST_ACR (2+NUM_GPRS) +#define LAST_ACR (FIRST_ACR+NUM_ACRS-1) +#define FIRST_CR (FIRST_ACR+NUM_ACRS) +#define LAST_CR (FIRST_CR+NUM_CRS-1) + +#define PSWM_REGNUM 0 +#define PC_REGNUM 1 +#define GP0_REGNUM 2 /* GPR register 0 */ +#define GP_LAST_REGNUM (GP0_REGNUM+NUM_GPRS-1) +#define RETADDR_REGNUM (GP0_REGNUM+14) /* Usually return address */ +#define SP_REGNUM (GP0_REGNUM+15) /* Contains address of top of stack */ +#define FP_REGNUM SP_REGNUM /* needed in findvar.c still */ +#define FRAME_REGNUM (GP0_REGNUM+11) +#define FPC_REGNUM (GP0_REGNUM+NUM_GPRS+NUM_ACRS+NUM_CRS) +#define FP0_REGNUM (FPC_REGNUM+1) /* FPR (Floating point) register 0 */ +#define FPLAST_REGNUM (FP0_REGNUM+NUM_FPRS-1) /* Last floating point register */ + +/* The top of this structure is as similar as possible to a pt_regs structure to */ +/* simplify code */ +typedef struct +{ + S390_REGS_COMMON + __u32 crs[NUM_CRS]; + s390_fp_regs fp_regs; +} s390_gdb_regs __attribute__((packed)); + +#define REGISTER_NAMES \ +{ \ +"pswm","pswa", \ +"gpr0","gpr1","gpr2","gpr3","gpr4","gpr5","gpr6","gpr7", \ +"gpr8","gpr9","gpr10","gpr11","gpr12","gpr13","gpr14","gpr15", \ +"acr0","acr1","acr2","acr3","acr4","acr5","acr6","acr7", \ +"acr8","acr9","acr10","acr11","acr12","acr13","acr14","acr15", \ +"cr0","cr1","cr2","cr3","cr4","cr5","cr6","cr7", \ +"cr8","cr9","cr10","cr11","cr12","cr13","cr14","cr15", \ +"fpc", \ +"fpr0","fpr1","fpr2","fpr3","fpr4","fpr5","fpr6","fpr7", \ +"fpr8","fpr9","fpr10","fpr11","fpr12","fpr13","fpr14","fpr15" \ +} + +/* Index within `registers' of the first byte of the space for + register N. */ + +#define FP0_OFFSET ((PSW_MASK_SIZE+PSW_ADDR_SIZE)+ \ +(GPR_SIZE*NUM_GPRS)+(ACR_SIZE+NUM_ACRS)+ \ +(CR_SIZE*NUM_CRS)+(FPC_SIZE+FPC_PAD_SIZE)) + +#define REGISTER_BYTES \ +((FP0_OFFSET)+(FPR_SIZE*NUM_FPRS)) + +#define REGISTER_BYTE(N) ((N) < FP0_REGNUM ? (N)*4:(FP0_OFFSET+((N)-FP0_REGNUM)*FPR_SIZE)) + +#endif + + + + + + + + + + + + |