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-rw-r--r-- | include/ChangeLog | 8 | ||||
-rw-r--r-- | include/sim-d10v.h | 103 |
2 files changed, 111 insertions, 0 deletions
diff --git a/include/ChangeLog b/include/ChangeLog index d17cf54df..bf06aba14 100644 --- a/include/ChangeLog +++ b/include/ChangeLog @@ -1,3 +1,11 @@ +Sun Oct 24 19:11:32 1999 Andrew Cagney <cagney@b1.cygnus.com> + + * sim-d10v.h (SIM_D10V_TS2_DMAP_REGNUM): Define. + +Sat Oct 23 19:00:13 1999 Andrew Cagney <cagney@b1.cygnus.com> + + * sim-d10v.h: New file. + 1999-09-04 Steve Chamberlain <sac@pobox.com> * dis-asm.h (print_insn_pj): Declare. diff --git a/include/sim-d10v.h b/include/sim-d10v.h new file mode 100644 index 000000000..84eab2a1a --- /dev/null +++ b/include/sim-d10v.h @@ -0,0 +1,103 @@ +/* This file defines the interface between the d10v simulator and gdb. + Copyright (C) 1999 Free Software Foundation, Inc. + +This file is part of GDB. + +This program is free software; you can redistribute it and/or modify +it under the terms of the GNU General Public License as published by +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. + +This program is distributed in the hope that it will be useful, +but WITHOUT ANY WARRANTY; without even the implied warranty of +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +GNU General Public License for more details. + +You should have received a copy of the GNU General Public License +along with this program; if not, write to the Free Software +Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#if !defined (SIM_D10V_H) +#define SIM_D10V_H + +#ifdef __cplusplus +extern "C" { // } +#endif + +/* GDB interprets addresses as: + + 0x00xxxxxx: Physical unified memory segment (Unified memory) + 0x01xxxxxx: Physical instruction memory segment (On-chip insn memory) + 0x02xxxxxx: Physical data memory segment (On-chip data memory) + 0x10xxxxxx: Logical data address segment (DMAP translated memory) + 0x11xxxxxx: Logical instruction address segment (IMAP translated memory) + + The remote d10v board interprets addresses as: + + 0x00xxxxxx: Physical unified memory segment (Unified memory) + 0x01xxxxxx: Physical instruction memory segment (On-chip insn memory) + 0x02xxxxxx: Physical data memory segment (On-chip data memory) + + The following translate a virtual DMAP/IMAP offset into a physical + memory segment assigning the translated address to PHYS. Since a + memory access may cross a page boundrary the number of bytes for + which the translation is applicable (or 0 for an invalid virtual + offset) is returned. */ + +enum + { + SIM_D10V_MEMORY_UNIFIED = 0x00000000, + SIM_D10V_MEMORY_INSN = 0x01000000, + SIM_D10V_MEMORY_DATA = 0x02000000, + SIM_D10V_MEMORY_DMAP = 0x10000000, + SIM_D10V_MEMORY_IMAP = 0x11000000 + }; + +extern unsigned long sim_d10v_translate_dmap_addr + (unsigned long offset, + int nr_bytes, + unsigned long *phys, + unsigned long (*dmap_register) (int reg_nr)); + +extern unsigned long sim_d10v_translate_imap_addr + (unsigned long offset, + int nr_bytes, + unsigned long *phys, + unsigned long (*imap_register) (int reg_nr)); + +extern unsigned long sim_d10v_translate_addr + (unsigned long vaddr, + int nr_bytes, + unsigned long *phys, + unsigned long (*dmap_register) (int reg_nr), + unsigned long (*imap_register) (int reg_nr)); + + +/* The simulator makes use of the following register information. */ + +enum + { + SIM_D10V_R0_REGNUM = 0, + SIM_D10V_CR0_REGNUM = 16, + SIM_D10V_A0_REGNUM = 32, + SIM_D10V_SPI_REGNUM = 34, + SIM_D10V_SPU_REGNUM = 35, + SIM_D10V_IMAP0_REGNUM = 36, + SIM_D10V_DMAP0_REGNUM = 38, + SIM_D10V_TS2_DMAP_REGNUM = 40 + }; + +enum + { + SIM_D10V_NR_R_REGS = 16, + SIM_D10V_NR_A_REGS = 2, + SIM_D10V_NR_IMAP_REGS = 2, + SIM_D10V_NR_DMAP_REGS = 4, + SIM_D10V_NR_CR_REGS = 16 + }; + +#ifdef __cplusplus +} +#endif + +#endif |