// sim
#include "simcl.h"
+#include "memcl.h"
// local
#include "portcl.h"
cl_avr::init(void)
{
cl_uc::init(); /* Memories now exist */
- ram= mem(MEM_IRAM);
- rom= mem(MEM_ROM);
+ ram= address_space(MEM_IRAM_ID);
+ rom= address_space(MEM_ROM_ID);
return(0);
}
/*
* Making elements of the controller
*/
-
+/*
t_addr
cl_avr::get_mem_size(enum mem_class type)
{
//return(0);
//return(cl_uc::get_mem_size(type));
}
-
+*/
+/*
int
cl_avr::get_mem_width(enum mem_class type)
{
return(16);
return(cl_uc::get_mem_width(type));
}
+*/
void
cl_avr::mk_hw_elements(void)
}
+void
+cl_avr::make_memories(void)
+{
+ class cl_address_space *as;
+
+ rom= as= new cl_address_space(MEM_ROM_ID, 0, 0x10000, 16);
+ as->init();
+ address_spaces->add(as);
+ ram= as= new cl_address_space(MEM_IRAM_ID, 0, 0x10000, 8);
+ as->init();
+ address_spaces->add(as);
+
+ class cl_address_decoder *ad;
+ class cl_memory_chip *chip;
+
+ chip= new cl_memory_chip("rom_chip", 0x10000, 16);
+ chip->init();
+ memchips->add(chip);
+ ad= new cl_address_decoder(as= rom/*address_space(MEM_ROM_ID)*/,
+ chip, 0, 0xffff, 0);
+ ad->init();
+ as->decoders->add(ad);
+ ad->activate(0);
+
+ chip= new cl_memory_chip("iram_chip", 0x80, 8);
+ chip->init();
+ memchips->add(chip);
+ ad= new cl_address_decoder(as= ram/*address_space(MEM_IRAM_ID)*/,
+ chip, 0, 0x7f, 0);
+ ad->init();
+ as->decoders->add(ad);
+ ad->activate(0);
+}
+
+
/*
* Help command interpreter
*/
p= work;
- code= get_mem(MEM_ROM, addr);
+ code= get_mem(MEM_ROM_ID, addr);
i= 0;
while ((code & dis_tbl()[i].mask) != dis_tbl()[i].code &&
dis_tbl()[i].mnemonic)
// kkkk kkkk kkkk kkkk 0<=k<=4M
sprintf(temp, "0x%06x",
(((code&0x1f0)>>3)|(code&1))*0x10000+
- (uint)get_mem(MEM_ROM, addr+1));
+ (uint)get_mem(MEM_ROM_ID, addr+1));
break;
case 'P': // P .... .... pppp p... 0<=P<=31
data= (code&0xf8)>>3;
((code&0x2000)>>8)|((code&0xc00)>>7)|(code&7));
break;
case 'R': // k SRAM address on second word 0<=k<=65535
- sprintf(temp, "0x%06x", (uint)get_mem(MEM_ROM, addr+1));
+ sprintf(temp, "0x%06x", (uint)get_mem(MEM_ROM_ID, addr+1));
break;
case 'a': // k .... kkkk kkkk kkkk -2k<=k<=2k
{
if (code&0x800)
k|= -4096;
sprintf(temp, "0x%06"_A_"x",
- t_addr((k+1+(signed int)addr) % rom->size));
+ rom->validate_address(k+1+(signed int)addr));
break;
}
default:
{
t_mem code;
+ instPC= PC;
if (fetch(&code))
return(resBREAKPOINT);
tick(1);
switch (code & 0xf000)
{
case 0x0000:
- // 0x0...
- switch (code & 0xfc00)
- {
- case 0x0000:
- switch (code & 0xff00)
+ {
+ // 0x0...
+ switch (code & 0xfc00)
+ {
+ case 0x0000:
{
- case 0x0100: return(movw_Rd_Rr(code));
- case 0x0200: return(muls_Rd_Rr(code));
- case 0x0300:
- switch (code & 0xff88)
+ switch (code & 0xff00)
{
- case 0x0300: return(mulsu_Rd_Rr(code));
- case 0x0308: return(fmul_Rd_Rr(code));
- case 0x0380: return(fmuls_Rd_Rr(code));
- case 0x0388: return(fmulsu_Rd_Rr(code));
+ case 0x0100: return(movw_Rd_Rr(code));
+ case 0x0200: return(muls_Rd_Rr(code));
+ case 0x0300:
+ {
+ switch (code & 0xff88)
+ {
+ case 0x0300: return(mulsu_Rd_Rr(code));
+ case 0x0308: return(fmul_Rd_Rr(code));
+ case 0x0380: return(fmuls_Rd_Rr(code));
+ case 0x0388: return(fmulsu_Rd_Rr(code));
+ }
+ break;
+ }
+ break;
}
+ break;
}
- case 0x0400: return(cpc_Rd_Rr(code));
- case 0x0800: return(sbc_Rd_Rr(code));
- case 0x0c00: return(add_Rd_Rr(code));
- }
+ case 0x0400: return(cpc_Rd_Rr(code));
+ case 0x0800: return(sbc_Rd_Rr(code));
+ case 0x0c00: return(add_Rd_Rr(code));
+ }
+ break;
+ }
case 0x1000:
- // 0x1...
- switch (code & 0xfc00)
- {
- case 0x1000: return(cpse_Rd_Rr(code));
- case 0x1400: return(cp_Rd_Rr(code));
- case 0x1800: return(sub_Rd_Rr(code));
- case 0x1c00: return(adc_Rd_Rr(code));
- }
+ {
+ // 0x1...
+ switch (code & 0xfc00)
+ {
+ case 0x1000: return(cpse_Rd_Rr(code));
+ case 0x1400: return(cp_Rd_Rr(code));
+ case 0x1800: return(sub_Rd_Rr(code));
+ case 0x1c00: return(adc_Rd_Rr(code));
+ }
+ break;
+ }
case 0x2000:
- // 0x2...
- switch (code & 0xfc00)
- {
- case 0x2000: return(and_Rd_Rr(code));
- case 0x2400: return(eor_Rd_Rr(code));
- case 0x2800: return(or_Rd_Rr(code));
- case 0x2c00: return(mov_Rd_Rr(code));
+ {
+ // 0x2...
+ switch (code & 0xfc00)
+ {
+ case 0x2000: return(and_Rd_Rr(code));
+ case 0x2400: return(eor_Rd_Rr(code));
+ case 0x2800: return(or_Rd_Rr(code));
+ case 0x2c00: return(mov_Rd_Rr(code));
}
+ break;
+ }
case 0x8000:
- // 0x8...
- switch (code &0xf208)
- {
- case 0x8000: return(ldd_Rd_Z_q(code));
- case 0x8008: return(ldd_Rd_Y_q(code));
- case 0x8200: return(std_Z_q_Rr(code));
- case 0x8208: return(std_Y_q_Rr(code));
- }
+ {
+ // 0x8...
+ switch (code &0xf208)
+ {
+ case 0x8000: return(ldd_Rd_Z_q(code));
+ case 0x8008: return(ldd_Rd_Y_q(code));
+ case 0x8200: return(std_Z_q_Rr(code));
+ case 0x8208: return(std_Y_q_Rr(code));
+ }
+ break;
+ }
case 0x9000:
- // 0x9...
- if ((code & 0xff0f) == 0x9509)
- return(icall(code));
- if ((code & 0xff0f) == 0x9409)
- return(ijmp(code));
- if ((code & 0xff00) == 0x9600)
- return(adiw_Rdl_K(code));
- if ((code & 0xff00) == 0x9700)
- return(sbiw_Rdl_K(code));
- switch (code & 0xfc00)
- {
- case 0x9000:
- switch (code & 0xfe0f)
+ {
+ // 0x9...
+ if ((code & 0xff0f) == 0x9509)
+ return(icall(code));
+ if ((code & 0xff0f) == 0x9409)
+ return(ijmp(code));
+ if ((code & 0xff00) == 0x9600)
+ return(adiw_Rdl_K(code));
+ if ((code & 0xff00) == 0x9700)
+ return(sbiw_Rdl_K(code));
+ switch (code & 0xfc00)
+ {
+ case 0x9000:
{
- case 0x9000: return(lds_Rd_k(code));
- case 0x9001: return(ld_Rd_ZS(code));
- case 0x9002: return(ld_Rd_SZ(code));
- case 0x9004: return(lpm_Rd_Z(code));
- case 0x9005: return(lpm_Rd_ZS(code));
- case 0x9006: return(elpm_Rd_Z(code));
- case 0x9007: return(elpm_Rd_ZS(code));
- case 0x9009: return(ld_Rd_YS(code));
- case 0x900a: return(ld_Rd_SY(code));
- case 0x900c: return(ld_Rd_X(code));
- case 0x900d: return(ld_Rd_XS(code));
- case 0x900e: return(ld_Rd_SX(code));
- case 0x900f: return(pop_Rd(code));
- case 0x9200: return(sts_k_Rr(code));
- case 0x9201: return(st_ZS_Rr(code));
- case 0x9202: return(st_SZ_Rr(code));
- case 0x9209: return(st_YS_Rr(code));
- case 0x920a: return(st_SY_Rr(code));
- case 0x920c: return(st_X_Rr(code));
- case 0x920d: return(st_XS_Rr(code));
- case 0x920e: return(st_SX_Rr(code));
- case 0x920f: return(push_Rr(code));
+ switch (code & 0xfe0f)
+ {
+ case 0x9000: return(lds_Rd_k(code));
+ case 0x9001: return(ld_Rd_ZS(code));
+ case 0x9002: return(ld_Rd_SZ(code));
+ case 0x9004: return(lpm_Rd_Z(code));
+ case 0x9005: return(lpm_Rd_ZS(code));
+ case 0x9006: return(elpm_Rd_Z(code));
+ case 0x9007: return(elpm_Rd_ZS(code));
+ case 0x9009: return(ld_Rd_YS(code));
+ case 0x900a: return(ld_Rd_SY(code));
+ case 0x900c: return(ld_Rd_X(code));
+ case 0x900d: return(ld_Rd_XS(code));
+ case 0x900e: return(ld_Rd_SX(code));
+ case 0x900f: return(pop_Rd(code));
+ case 0x9200: return(sts_k_Rr(code));
+ case 0x9201: return(st_ZS_Rr(code));
+ case 0x9202: return(st_SZ_Rr(code));
+ case 0x9209: return(st_YS_Rr(code));
+ case 0x920a: return(st_SY_Rr(code));
+ case 0x920c: return(st_X_Rr(code));
+ case 0x920d: return(st_XS_Rr(code));
+ case 0x920e: return(st_SX_Rr(code));
+ case 0x920f: return(push_Rr(code));
+ }
+ break;
}
- case 0x9400:
- switch (code & 0xfe0f)
+ case 0x9400:
{
- case 0x9400: return(com_Rd(code));
- case 0x9401: return(neg_Rd(code));
- case 0x9402: return(swap_Rd(code));
- case 0x9403: return(inc_Rd(code));
- case 0x9405: return(asr_Rd(code));
- case 0x9406: return(lsr_Rd(code));
- case 0x9407: return(ror_Rd(code));
- case 0x940a: return(dec_Rd(code));
- case 0x940c: case 0x940d: return(jmp_k(code));
- case 0x940e: case 0x940f: return(call_k(code));
+ switch (code & 0xfe0f)
+ {
+ case 0x9400: return(com_Rd(code));
+ case 0x9401: return(neg_Rd(code));
+ case 0x9402: return(swap_Rd(code));
+ case 0x9403: return(inc_Rd(code));
+ case 0x9405: return(asr_Rd(code));
+ case 0x9406: return(lsr_Rd(code));
+ case 0x9407: return(ror_Rd(code));
+ case 0x940a: return(dec_Rd(code));
+ case 0x940c: case 0x940d: return(jmp_k(code));
+ case 0x940e: case 0x940f: return(call_k(code));
+ }
+ break;
}
- case 0x9800:
- switch (code & 0xff00)
+ case 0x9800:
{
- case 0x9800: return(cbi_A_b(code));
- case 0x9900: return(sbic_P_b(code));
- case 0x9a00: return(sbi_A_b(code));
- case 0x9b00: return(sbis_P_b(code));
+ switch (code & 0xff00)
+ {
+ case 0x9800: return(cbi_A_b(code));
+ case 0x9900: return(sbic_P_b(code));
+ case 0x9a00: return(sbi_A_b(code));
+ case 0x9b00: return(sbis_P_b(code));
+ }
+ break;
}
- case 0x9c00: return(mul_Rd_Rr(code));
- }
+ case 0x9c00: return(mul_Rd_Rr(code));
+ }
+ break;
+ }
case 0xa000:
- // 0xa...
- switch (code &0xf208)
- {
- case 0xa000: return(ldd_Rd_Z_q(code));
- case 0xa008: return(ldd_Rd_Y_q(code));
- case 0xa200: return(std_Z_q_Rr(code));
- case 0xa208: return(std_Y_q_Rr(code));
- }
+ {
+ // 0xa...
+ switch (code &0xf208)
+ {
+ case 0xa000: return(ldd_Rd_Z_q(code));
+ case 0xa008: return(ldd_Rd_Y_q(code));
+ case 0xa200: return(std_Z_q_Rr(code));
+ case 0xa208: return(std_Y_q_Rr(code));
+ }
+ break;
+ }
case 0xb000:
- // 0xb...
- switch (code & 0xf800)
- {
- case 0xb000: return(in_Rd_A(code));
- case 0xb800: return(out_A_Rr(code));
- }
+ {
+ // 0xb...
+ switch (code & 0xf800)
+ {
+ case 0xb000: return(in_Rd_A(code));
+ case 0xb800: return(out_A_Rr(code));
+ }
+ break;
+ }
case 0xe000:
- // 0xe...
- switch (code & 0xff0f)
- {
- case 0xef0f: return(ser_Rd(code));
- }
+ {
+ // 0xe...
+ switch (code & 0xff0f)
+ {
+ case 0xef0f: return(ser_Rd(code));
+ }
+ break;
+ }
case 0xf000:
- // 0xf...
- switch (code & 0xfc00)
- {
- case 0xf000: return(brbs_s_k(code));
- case 0xf400: return(brbc_s_k(code));
- case 0xf800: case 0xfc00:
- switch (code & 0xfe08)
+ {
+ // 0xf...
+ switch (code & 0xfc00)
+ {
+ case 0xf000: return(brbs_s_k(code));
+ case 0xf400: return(brbc_s_k(code));
+ case 0xf800: case 0xfc00:
{
- case 0xf800: return(bld_Rd_b(code));
- case 0xfa00: return(bst_Rd_b(code));
- case 0xfc00: case 0xfc08: return(sbrc_Rr_b(code));
- case 0xfe00: case 0xfe08: return(sbrs_Rr_b(code));
+ switch (code & 0xfe08)
+ {
+ case 0xf800: return(bld_Rd_b(code));
+ case 0xfa00: return(bst_Rd_b(code));
+ case 0xfc00: case 0xfc08: return(sbrc_Rr_b(code));
+ case 0xfe00: case 0xfe08: return(sbrs_Rr_b(code));
+ }
+ break;
}
- }
+ }
+ break;
+ }
}
- if (PC)
+ /*if (PC)
PC--;
else
- PC= get_mem_size(MEM_ROM)-1;
+ PC= get_mem_size(MEM_ROM_ID)-1;*/
+ class cl_error_unknown_code *e= new cl_error_unknown_code(this);
+ error(e);
+ return(resGO);
+ PC= rom->inc_address(PC, -1);
//tick(-clock_per_cycle());
sim->stop(resINV_INST);
return(resINV_INST);
projects / fw / sdcc / blobdiff