OP_LOADA => 1,
OP_LOADB => 2,
OP_STORE => 3,
- OP_READ => 4,
+ OP_STOREI => 4,
OP_LOADI => 5,
OP_ROUTE => 6,
- OP_RUG => 7,
+ OP_LED => 7,
};
q,
$port->write_settings or die "$!";
,;
-use Fcntl;
+#use Fcntl;
use Time::HiRes qw/sleep/;
-sysopen my $port, '/dev/ttyUSB1', O_SYNC | O_RDWR or die "$!";
+my $port;
+#sysopen $port, '/dev/ttyUSB1', O_SYNC | O_RDWR or die "$!";
use parent qw/Exporter/;
-our @EXPORT = qw/loada loadb store write_verilog alu_select_a alu_select_b alu_select_f alu_zero flag_zero flag_news alu_xor alu_xnor alu_or alu_of_function aluc_add alus_add aluc_addAF alus_addAF alu2 alu3 add addC/;
-our @EXPORT_OK = qw/loada loadb store write_verilog alu_select_a alu_select_b alu_select_f alu_zero flag_zero flag_news alu_xor alu_xnor alu_or alu_of_function aluc_add alus_add aluc_addAF alus_addAF alu2 alu3 add addC/;
+our @EXPORT = qw/loada loadb store write_verilog alu_select_a alu_select_b alu_select_f alu_zero flag_zero flag_news alu_xor alu_xnor alu_or alu_of_function aluc_add alus_add aluc_addAF alus_addAF alu2 alu3 add addC loadi storei ledm ledi route chip_select/;
+our @EXPORT_OK = qw/loada loadb store write_verilog alu_select_a alu_select_b alu_select_f alu_zero flag_zero flag_news alu_xor alu_xnor alu_or alu_of_function aluc_add alus_add aluc_addAF alus_addAF alu2 alu3 add addC loadi storei ledm ledi route chip_select/;
use File::Slurp::Tiny 'write_file';
-sub send_ {
+=begin comment
+
+sub send__ {
my ($cmd) = @_;
my %cmd = %$cmd;
}
}
+=end
+
+
+=cut
+
+my $rom_cnt = 0;
+
+# by default instructions are for all 4 chips to execute
+our $CS = 0xF;
+
+sub send_ {
+ my ($cmd) = @_;
+ my %cmd = %$cmd;
+ my $op_cs = $cmd{op} + ($CS << 4);
+
+ my $binary = pack 'vCC', $cmd{I}, $cmd{mem_addr}, $op_cs;
+ my $hex = reverse unpack 'h*', $binary;
+ # say "$rom_cnt: data <= 32'h$hex;";
+ say $hex;
+ $rom_cnt++;
+}
+
+sub chip_select {
+ my ($new_cs, $sub) = @_;
+ local $CS = $new_cs;
+ $sub->();
+}
+
+sub nop {
+ send_
+ { I => 0, mem_addr => 0, op => OP_NOP }
+ }
+
sub loada {
my ($addr, $flagr, $bsel, $aluc) = @_;
my $I = 0;
$I |= $bsel << 4;
$I |= $aluc << 5;
send_
- { I => $I, mem_addr => $addr, op => OP_LOADA, CS => 0 }
+ { I => $I, mem_addr => $addr, op => OP_LOADA }
}
sub loadb {
$I |= $inv << 4;
$I |= $alus << 5;
send_
- { I => $I, mem_addr => $addr, op => OP_LOADB, CS => 0 }
+ { I => $I, mem_addr => $addr, op => OP_LOADB }
}
-sub read_ {
- my ($addr) = @_;
- send_ { I => 0, mem_addr => $addr, op => OP_READ, CS => 1 }
-}
+#sub read_ {
+# my ($addr) = @_;
+# send_ { I => 0, mem_addr => $addr, op => OP_READ, CS => 1 }
+#}
sub store {
my ($addr, $flagw, $edge_, $cube) = @_;
$I |= $edge_ << 7;
$I |= $cube << 8;
send_
- { I => $I, mem_addr => $addr, op => OP_STORE, CS => 0 }
+ { I => $I, mem_addr => $addr, op => OP_STORE }
}
sub loadi {
my ($addr, $I) = @_;
send_
- { I => $I, mem_addr => $addr, op => OP_LOADI, CS => 0 }
+ { I => $I, mem_addr => $addr, op => OP_LOADI }
+}
+
+sub route {
+ my ($addr, $dest_addr, $led) = @_;
+ $led //= 0;
+ my $I = $dest_addr;
+ $I |= $led << 12;
+ send_
+ { I => $I, mem_addr => $addr, op => OP_ROUTE }
+}
+
+sub storei {
+ my ($addr, $I) = @_;
+ send_
+ { I => $I, mem_addr => $addr, op => OP_STOREI }
+}
+
+sub led {
+ my ($addr, $mode, $offset_leds) = @_;
+ my $I = $offset_leds;
+ $I |= $mode << 4;
+ send_
+ { I => $I, mem_addr => $addr, op => OP_LED }
+}
+
+sub ledm {
+ my ($addr, $offset) = @_;
+ $offset //= 0;
+ led $addr, 1, $offset;
+}
+
+sub ledi {
+ my ($leds) = @_;
+ led 0, 0, $leds;
}
sub flag_zero { 0 }
+sub flag_temp { 7 }
sub flag_news { 8 + $_[0] }
sub alu_or { alu_of_function { $a | $b | $_ } }
+sub alu_and { alu_of_function { $a & $b & $_ } }
+
+BEGIN {
+ die "alus_add != alu_xor" unless alus_add == alu_xor;
+ die "bad alu_select_f" unless alu_select_f == alu_of_function { $_ };
+}
+
sub alu2 {
my ($aluc, $alus, $addrA, $addrB, $flagr, $flagw, $cond, $inv) = @_;
loada $addrA, $flagr, 0, $aluc;
store $addrC, $flagw, 0, 0;
}
+sub mov {
+ my ($addrA, $addrC) = @_;
+ alu3 alu_zero, alu_select_a, $addrA, $addrA, $addrC, flag_zero, flag_zero
+}
+
sub add {
my ($addrA, $addrB, $addrC, $flag_carry) = @_;
alu3 aluc_add, alus_add, $addrA, $addrB, $addrC, flag_zero, $flag_carry;
my ($addrA, $addrB, $addrC, $flag_carry) = @_;
alu3 aluc_add, alus_add, $addrA, $addrB, $addrC, $flag_carry, $flag_carry;
}
+
+sub xor_ {
+ my ($addrA, $addrB, $addrC) = @_;
+ alu3 alu_zero, alu_xor, $addrA, $addrB, $addrC, flag_zero, flag_zero;
+}
+
+sub and_ {
+ my ($addrA, $addrB, $addrC) = @_;
+ alu3 alu_zero, alu_and, $addrA, $addrB, $addrC, flag_zero, flag_zero;
+}
+
+# news_gen face partea de mijloc
+# news_[mf][mf] face primul alu3, apeleaza news_gen, apoi face ultimul alu3
+sub news_generic {
+ my ($nX, $nY, $dest) = @_;
+ my %dest = %$dest;
+ while ($nX || $nY) {
+ my $direction;
+ if ($nX > 0) {
+ $nX--;
+ $direction = 2;
+ } elsif ($nX < 0) {
+ $nX++;
+ $direction = 0;
+ } elsif ($nY > 0) {
+ $nY--;
+ $direction = 1;
+ } elsif ($nY < 0) {
+ $nY++;
+ $direction = 3;
+ }
+ if ($nX || $nY) { # not the last go
+ alu3 alu_select_f, alu_select_a, 0, 0, 0, flag_news($direction), flag_zero
+ } elsif (exists $dest{address}) {
+ alu3 alu_select_f, alu_select_f, 0, 0, $dest{address}, flag_news($direction), flag_zero
+ } elsif (exists $dest{flag}) {
+ alu3 alu_select_f, alu_select_a, 0, 0, 0, flag_news($direction), $dest{flag}
+ } else {
+ die "No destination address nor flag given to [news_generic]\n"
+ }
+ }
+}
+
+sub news_mm {
+ my ($addrIN, $addrOUT, $nX, $nY) = @_;
+ alu3 alu_select_a, alu_select_a, $addrIN, 0, $addrIN, flag_zero, flag_zero;
+ news_generic $nX, $nY, {address => $addrOUT};
+}
+
+sub news_mf {
+ my ($addrIN, $flagOUT, $nX, $nY) = @_;
+ alu3 alu_select_a, alu_select_a, $addrIN, 0, $addrIN, flag_zero, flag_zero;
+ news_generic $nX, $nY, {flag => $flagOUT};
+}
+
+sub news_fm {
+ my ($flagIN, $addrOUT, $nX, $nY) = @_;
+ alu3 alu_select_f, alu_select_a, 0, 0, 0, $flagIN, flag_zero;
+ news_generic $nX, $nY, {address => $addrOUT};
+}
+
+sub news_ff {
+ my ($flagIN, $flagOUT, $nX, $nY) = @_;
+ alu3 alu_select_f, alu_select_a, 0, 0, 0, $flagIN, flag_zero;
+ news_generic $nX, $nY, {flag => $flagOUT};
+}
+
+1;
projects / clump.git / blobdiff