diff options
Diffstat (limited to 'sim/erc32/interf.c')
| -rw-r--r-- | sim/erc32/interf.c | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/sim/erc32/interf.c b/sim/erc32/interf.c index 59fb635..235af8b 100644 --- a/sim/erc32/interf.c +++ b/sim/erc32/interf.c @@ -40,7 +40,6 @@ extern struct disassemble_info dinfo; extern struct pstate sregs; extern struct estate ebase; -extern int current_target_byte_order; extern int ctrl_c; extern int nfp; extern int ift; @@ -252,7 +251,11 @@ sim_open (kind, callback, abfd, argv) sregs.freq = freq ? freq : 15; termsave = fcntl(0, F_GETFL, 0); INIT_DISASSEMBLE_INFO(dinfo, stdout,(fprintf_ftype)fprintf); +#ifdef HOST_LITTLE_ENDIAN + dinfo.endian = BFD_ENDIAN_LITTLE; +#else dinfo.endian = BFD_ENDIAN_BIG; +#endif reset_all(); ebase.simtime = 0; init_sim(); @@ -311,14 +314,10 @@ sim_store_register(sd, regno, value, length) unsigned char *value; int length; { - /* FIXME: Review the computation of regval. */ int regval; - if (current_target_byte_order == BIG_ENDIAN) - regval = (value[0] << 24) | (value[1] << 16) + + regval = (value[0] << 24) | (value[1] << 16) | (value[2] << 8) | value[3]; - else - regval = (value[3] << 24) | (value[2] << 16) - | (value[1] << 8) | value[0]; set_regi(&sregs, regno, regval); return length; } @@ -336,23 +335,25 @@ sim_fetch_register(sd, regno, buf, length) } int -sim_write(sd, mem, buf, length) - SIM_DESC sd; - SIM_ADDR mem; - const unsigned char *buf; - int length; +sim_write (SIM_DESC sd, SIM_ADDR mem, const unsigned char *buf, int length) { - return sis_memory_write (mem, buf, length); + int i, len; + + for (i = 0; i < length; i++) { + sis_memory_write ((mem + i) ^ EBT, &buf[i], 1); + } + return length; } int -sim_read(sd, mem, buf, length) - SIM_DESC sd; - SIM_ADDR mem; - unsigned char *buf; - int length; +sim_read (SIM_DESC sd, SIM_ADDR mem, unsigned char *buf, int length) { - return sis_memory_read (mem, buf, length); + int i, len; + + for (i = 0; i < length; i++) { + sis_memory_read ((mem + i) ^ EBT, &buf[i], 1); + } + return length; } void |