darling-gdb/sim/i960/i960-sim.h
1999-04-26 18:34:20 +00:00

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#ifndef I960_SIM_H
#define I960_SIM_H
/* gdb register numbers */
/* Copied from gdb/config/i960/tc-i960.h. */
#define PCW_REGNUM 32 /* process control word */
#define ACW_REGNUM 33 /* arithmetic control word */
#define TCW_REGNUM 34 /* trace control word */
#define IP_REGNUM 35 /* instruction pointer */
#define FP0_REGNUM 36 /* First floating point register */
/* Some registers have more than one name */
#define PC_REGNUM IP_REGNUM /* GDB refers to ip as the Program Counter */
SI a_i960_h_gr_get (SIM_CPU *, UINT);
void a_i960_h_gr_set (SIM_CPU *, UINT, SI);
IADDR a_i960_h_pc_get (SIM_CPU *);
void a_i960_h_pc_set (SIM_CPU *, IADDR);
#define GETTWI GETTSI
#define SETTWI SETTSI
/* Exception, Interrupt, and Trap addresses */
/* ??? Hack for traps.c. */
#define EIT_TRAP_BASE_ADDR 0x40
/* Special purpose traps. */
/* ??? Hack for traps.c. */
#define TRAP_SYSCALL 0
#define TRAP_BREAKPOINT 1
/* Cache Purge Control (only exists on early versions of chips) */
/* ??? Hack for devices.c. */
#define MSPR_ADDR 0xfffffff7
#define MSPR_PURGE 1
/* Cache Control Register */
/* ??? Hack for devices.c. */
#define MCCR_ADDR 0xffffffff
#define MCCR_CP 0x80
/* Start address and length of all device support. */
/* ??? Hack for sim-if.c. */
#define I960_DEVICE_ADDR 0xff000000
#define I960_DEVICE_LEN 0x00ffffff
/* sim_core_attach device argument. */
/* ??? Hack for sim-if.c. */
extern device i960_devices;
/* FIXME: Temporary, until device support ready. */
/* ??? Hack for devices.c. */
struct _device { int foo; };
#endif I960_SIM_H