diff options
Diffstat (limited to 'sim/erc32/interf.c')
| -rw-r--r-- | sim/erc32/interf.c | 168 |
1 files changed, 104 insertions, 64 deletions
diff --git a/sim/erc32/interf.c b/sim/erc32/interf.c index 2cc3a00..6f13324 100644 --- a/sim/erc32/interf.c +++ b/sim/erc32/interf.c @@ -23,10 +23,13 @@ #include <signal.h> #include <string.h> #include <stdio.h> +#include <sys/fcntl.h> #include "sis.h" #include "bfd.h" #include <dis-asm.h> +#include "remote-sim.h" + #ifndef fprintf extern fprintf(); #endif @@ -41,23 +44,22 @@ extern struct estate ebase; extern int ctrl_c; extern int nfp; +extern int ift; +extern int rom8; +extern int wrp; extern int sis_verbose; extern char *sis_version; extern struct estate ebase; extern struct evcell evbuf[]; extern struct irqcell irqarr[]; extern int irqpend, ext_irl; -extern char uart_dev1[], uart_dev2[]; +extern int sparclite; +extern int termsave; +extern char uart_dev1[], uart_dev2[]; int sis_gdb_break = 1; -#ifdef IUREV0 -extern int iurev0; -#endif - -#ifdef MECREV0 -extern int mecrev0; -#endif +host_callback *sim_callback; run_sim(sregs, go, icount, dis) struct pstate *sregs; @@ -68,8 +70,10 @@ run_sim(sregs, go, icount, dis) int mexc, ws; if (sis_verbose) - printf_filtered("resuming at %x\n", sregs->pc); - sregs->starttime = time(NULL); + (*sim_callback->printf_filtered) (sim_callback, "resuming at %x\n", + sregs->pc); + init_stdio(); + sregs->starttime = time(NULL); while ((!sregs->err_mode & (go || (icount > 0))) && ((sregs->bptnum == 0) || !(sregs->bphit = check_bpt(sregs)))) { @@ -85,12 +89,6 @@ run_sim(sregs, go, icount, dis) sregs->asi = 8; else sregs->asi = 9; -#ifdef IUREV0 - if (iurev0 && sregs->rett_err) { - sregs->asi &= ~0x1; - sregs->asi |= ((sregs->psr & 0x040) >> 6); - } -#endif mexc = memory_read(sregs->asi, sregs->pc, &sregs->inst, &sregs->hold); if (sregs->annul) { @@ -115,7 +113,8 @@ run_sim(sregs, go, icount, dis) } if ((sis_gdb_break) && (sregs->inst == 0x91d02001)) { if (sis_verbose) - printf_filtered("SW BP hit at %x\n", sregs->pc); + (*sim_callback->printf_filtered) (sim_callback, + "SW BP hit at %x\n", sregs->pc); return (BPT_HIT); } else dispatch_instruction(sregs); @@ -131,14 +130,18 @@ run_sim(sregs, go, icount, dis) go = icount = 0; } } + sim_stop(); sregs->tottime += time(NULL) - sregs->starttime; + restore_stdio(); + clearerr(stdin); if (sregs->err_mode) error_mode(sregs->pc); if (sregs->err_mode) return (ERROR); if (sregs->bphit) { if (sis_verbose) - printf_filtered("HW BP hit at %x\n", sregs->pc); + (*sim_callback->printf_filtered) (sim_callback, + "HW BP hit at %x\n", sregs->pc); return (BPT_HIT); } if (ctrl_c) { @@ -148,9 +151,22 @@ run_sim(sregs, go, icount, dis) return (TIME_OUT); } +void +sim_set_callbacks (ptr) + host_callback *ptr; +{ + sim_callback = ptr; +} void -sim_open(char *args) +sim_size (memsize) + int memsize; +{ +} + +void +sim_open(args) + char *args; { int argc = 0; @@ -160,8 +176,8 @@ sim_open(char *args) int grdl = 0; int freq = 15; - printf_filtered("\n SIS - SPARC instruction simulator %s\n", sis_version); - printf_filtered(" Bug-reports to Jiri Gaisler ESA/ESTEC (jgais@wd.estec.esa.nl)\n"); + (*sim_callback->printf_filtered) (sim_callback, "\n SIS - SPARC instruction simulator %s\n", sis_version); + (*sim_callback->printf_filtered) (sim_callback, " Bug-reports to Jiri Gaisler ESA/ESTEC (jgais@wd.estec.esa.nl)\n"); argv = buildargv(args); if (argv != NULL) while (argv[argc]) @@ -170,39 +186,40 @@ sim_open(char *args) if (argv[stat][0] == '-') { if (strcmp(argv[stat], "-v") == 0) { sis_verbose = 1; - } -#ifdef IUREV0 - if (strcmp(argv[stat], "-iurev0") == 0) { - iurev0 = 1; - printf_filtered(" simulating IU rev.0 jmpl/restore bug\n"); - } -#endif -#ifdef MECREV0 - if (strcmp(argv[stat], "-mecrev0") == 0) { - mecrev0 = 1; - printf_filtered(" simulating MEC rev.0 timer and uart interrupt bug\n"); - } -#endif + } else if (strcmp(argv[stat], "-nfp") == 0) { - printf_filtered("no FPU\n"); + (*sim_callback->printf_filtered) (sim_callback, "no FPU\n"); nfp = 1; - } - if (strcmp(argv[stat], "-uart1") == 0) { - if ((stat + 1) < argc) - strcpy(uart_dev1, argv[++stat]); - } - if (strcmp(argv[stat], "-uart2") == 0) { - if ((stat + 1) < argc) - strcpy(uart_dev2, argv[++stat]); - } + } else + if (strcmp(argv[stat], "-ift") == 0) { + ift = 1; + } else + if (strcmp(argv[stat], "-sparclite") == 0) { + (*sim_callback->printf_filtered) (sim_callback, "simulating Sparclite\n"); + sparclite = 1; + } else + if (strcmp(argv[stat], "-wrp") == 0) { + wrp = 1; + } else + if (strcmp(argv[stat], "-rom8") == 0) { + rom8 = 1; + } else + if (strcmp(argv[stat], "-uart1") == 0) { + if ((stat + 1) < argc) + strcpy(uart_dev1, argv[++stat]); + } else + if (strcmp(argv[stat], "-uart2") == 0) { + if ((stat + 1) < argc) + strcpy(uart_dev2, argv[++stat]); + } else if (strcmp(argv[stat], "-nogdb") == 0) { - printf_filtered("disabling GDB trap handling for breakpoints\n"); + (*sim_callback->printf_filtered) (sim_callback, "disabling GDB trap handling for breakpoints\n"); sis_gdb_break = 0; - } + } else if (strcmp(argv[stat], "-freq") == 0) if ((stat + 1) < argc) { freq = VAL(argv[++stat]); - printf_filtered(" ERC32 freq %d Mhz\n", freq); + (*sim_callback->printf_filtered) (sim_callback, " ERC32 freq %d Mhz\n", freq); } } else bfd_load(argv[stat]); @@ -210,8 +227,8 @@ sim_open(char *args) } freeargv(argv); sregs.freq = freq; - - INIT_DISASSEMBLE_INFO(dinfo, stdout, fprintf); + termsave = fcntl(0, F_GETFL, 0); + INIT_DISASSEMBLE_INFO(dinfo, stdout,(fprintf_ftype)fprintf); init_signals(); reset_all(); ebase.simtime = 0; @@ -225,20 +242,31 @@ sim_close(int quitting) { exit_sim(); + fcntl(0, F_SETFL, termsave); }; /* Return non-zero if the caller should handle the load. Zero if we have loaded the image. */ + +int sim_load PARAMS ((char *prog, int from_tty)); + int -sim_load(char *prog, int from_tty) +sim_load(prog, from_tty) + char *prog; + int from_tty; { bfd_load(prog); return (0); } +void sim_create_inferior PARAMS ((SIM_ADDR start_address, char **argv, char **env)); + void -sim_create_inferior(int start_address, char **argv, char **env) +sim_create_inferior(start_address, argv, env) + SIM_ADDR start_address; + char **argv; + char **env; { ebase.simtime = 0; reset_all(); @@ -269,15 +297,20 @@ sim_fetch_register(regno, buf) int sim_write(mem, buf, length) - int mem; + SIM_ADDR mem; unsigned char *buf; int length; { return (sis_memory_write(mem, buf, length)); } +int sim_read PARAMS ((SIM_ADDR mem, unsigned char *buf, int length)); + int -sim_read(int mem, unsigned char *buf, int length) +sim_read(mem, buf, length) + SIM_ADDR mem; + unsigned char *buf; + int length; { return (sis_memory_read(mem, buf, length)); } @@ -292,10 +325,6 @@ sim_info(int verbose) int simstat = OK; -enum sim_stop { - sim_exited, sim_stopped, sim_signalled -}; - void sim_stop_reason(enum sim_stop * reason, int *sigrc) { @@ -309,6 +338,9 @@ sim_stop_reason(enum sim_stop * reason, int *sigrc) case TIME_OUT: case BPT_HIT: *reason = sim_stopped; +#ifdef _WIN32 +#define SIGTRAP 5 +#endif *sigrc = SIGTRAP; break; case ERROR: @@ -375,15 +407,21 @@ sim_resume(int step, int siggnal) { simstat = run_sim(&sregs, 1, 0, 0); - flush_windows (); + if (sis_gdb_break) flush_windows (); +} + +int +sim_trace () +{ + /* FIXME: unfinished */ + sim_resume (0, 0); + return 1; } void sim_kill(void) { -}; - - +} void sim_do_command(cmd) @@ -392,7 +430,7 @@ sim_do_command(cmd) exec_cmd(&sregs, cmd); } - +#if 0 /* FIXME: These shouldn't exist. */ int sim_insert_breakpoint(int addr) @@ -401,7 +439,7 @@ sim_insert_breakpoint(int addr) sregs.bpts[sregs.bptnum] = addr & ~0x3; sregs.bptnum++; if (sis_verbose) - printf_filtered("inserted HW BP at %x\n", addr); + (*sim_callback->printf_filtered) (sim_callback, "inserted HW BP at %x\n", addr); return 0; } else return 1; @@ -419,8 +457,10 @@ sim_remove_breakpoint(int addr) sregs.bpts[i] = sregs.bpts[i + 1]; sregs.bptnum -= 1; if (sis_verbose) - printf_filtered("removed HW BP at %x\n", addr); + (*sim_callback->printf_filtered) (sim_callback, "removed HW BP at %x\n", addr); return 0; } return 1; } + +#endif |