X-Git-Url: http://wien.tomnetworks.com/gitweb/?a=blobdiff_plain;f=cpu%2Fsrc%2From_b.vhd;fp=cpu%2Fsrc%2From_b.vhd;h=8606702a0e322ce036b8b0f5ae9d4965f91f4d5a;hb=5615b8e50fe3adabbdf4da3078245c9e47700ffc;hp=82c954b32a5362cf43e17e6518009d601c96f14f;hpb=0e2fe48ee7fc6485bb43090779a506353710a167;p=calu.git diff --git a/cpu/src/rom_b.vhd b/cpu/src/rom_b.vhd index 82c954b..8606702 100644 --- a/cpu/src/rom_b.vhd +++ b/cpu/src/rom_b.vhd @@ -133,7 +133,7 @@ begin when "0000111" => data_out <= x"eb000985"; -- call recv_byte when "0001000" => data_out <= x"e4088800"; -- xor r1, r1, r1 when "0001001" => data_out <= x"ec800240"; -- cmpi r0, 0x48 - when "0001010" => data_out <= x"1b001803"; -- breq+ bt_H + when "0001010" => data_out <= x"1b001703"; -- breq+ bt_H when "0001011" => data_out <= x"eb7ffe01"; -- br poll when "0001100" => data_out <= x"e71d0000"; -- ldw r3, UART_STATUS(r10) when "0001101" => data_out <= x"e2980008"; -- andx r3, UART_TRANS_EMPTY @@ -166,51 +166,56 @@ begin when "0101000" => data_out <= x"e3080800"; -- or r1, r0, r1 when "0101001" => data_out <= x"eb7ff885"; -- call recv_byte when "0101010" => data_out <= x"e508a000"; -- lls r1, r1, 8 - when "0101011" => data_out <= x"e3080800"; -- or r1, r0, r1 - when "0101100" => data_out <= x"e1008000"; -- addi r0, r1, 0 + when "0101011" => data_out <= x"e3000800"; -- or r0, r0, r1 + when "0101100" => data_out <= x"e4088800"; -- xor r1, r1, r1 when "0101101" => data_out <= x"eb000008"; -- ret when "0101110" => data_out <= x"eb7ff605"; -- call recv_byte when "0101111" => data_out <= x"e4088800"; -- xor r1, r1, r1 when "0110000" => data_out <= x"ec8002b8"; -- cmpi r0, 0x57 - when "0110001" => data_out <= x"1b000601"; -- breq- bt_W - when "0110010" => data_out <= x"ec800290"; -- cmpi r0, 0x52 - when "0110011" => data_out <= x"1b000581"; -- breq- bt_R - when "0110100" => data_out <= x"ec800288"; -- cmpi r0, 0x51 - when "0110101" => data_out <= x"1b000501"; -- breq- bt_Q - when "0110110" => data_out <= x"ec8002a0"; -- cmpi r0, 0x54 - when "0110111" => data_out <= x"1b000781"; -- breq- bt_T - when "0111000" => data_out <= x"ec800250"; -- cmpi r0, 0x4a - when "0111001" => data_out <= x"1b000a01"; -- breq- bt_J - when "0111010" => data_out <= x"ed080278"; -- ldi r1, 0x4f - when "0111011" => data_out <= x"eb7fe885"; -- call send_byte - when "0111100" => data_out <= x"eb7ff901"; -- br bootrom - when "0111101" => data_out <= x"eb7ff881"; -- br bootrom - when "0111110" => data_out <= x"eb000881"; -- br tehend + when "0110001" => data_out <= x"1b000501"; -- breq- bt_W + when "0110010" => data_out <= x"ec800288"; -- cmpi r0, 0x51 + when "0110011" => data_out <= x"1b000881"; -- breq- bt_Q + when "0110100" => data_out <= x"ec8002a0"; -- cmpi r0, 0x54 + when "0110101" => data_out <= x"1b000c01"; -- breq- bt_T + when "0110110" => data_out <= x"ec800250"; -- cmpi r0, 0x4a + when "0110111" => data_out <= x"1b000e81"; -- breq- bt_J + when "0111000" => data_out <= x"ed080278"; -- ldi r1, 0x4f + when "0111001" => data_out <= x"eb7fe985"; -- call send_byte + when "0111010" => data_out <= x"eb7ffa01"; -- br bootrom + when "0111011" => data_out <= x"ed0802b8"; -- ldi r1, 0x57 + when "0111100" => data_out <= x"eb7fe805"; -- call send_byte + when "0111101" => data_out <= x"eb7ff185"; -- call recv_word + when "0111110" => data_out <= x"e7858004"; -- stw r0, PADDR(r11) when "0111111" => data_out <= x"eb7ff085"; -- call recv_word - when "1000000" => data_out <= x"e1300000"; -- mov r6, r0 - when "1000001" => data_out <= x"eb7fef85"; -- call recv_word - when "1000010" => data_out <= x"e7830000"; -- stw r0, 0(r6) - when "1000011" => data_out <= x"ed080208"; -- ldi r1, 0x41 - when "1000100" => data_out <= x"eb7fe405"; -- call send_byte - when "1000101" => data_out <= x"eb7ff481"; -- br bootrom + when "1000000" => data_out <= x"e7858008"; -- stw r0, PDATA(r11) + when "1000001" => data_out <= x"ed080220"; -- ldi r1, 0x44 + when "1000010" => data_out <= x"eb7fe505"; -- call send_byte + when "1000011" => data_out <= x"eb7ff581"; -- br bootrom + when "1000100" => data_out <= x"ed080288"; -- ldi r1, 0x51 + when "1000101" => data_out <= x"eb7fe385"; -- call send_byte when "1000110" => data_out <= x"eb7fed05"; -- call recv_word - when "1000111" => data_out <= x"e1100000"; -- mov r2, r0 - when "1001000" => data_out <= x"ed080238"; -- ldi r1, 0x47 - when "1001001" => data_out <= x"eb7fe185"; -- call send_byte - when "1001010" => data_out <= x"e7090000"; -- ldw r1, 0(r2) - when "1001011" => data_out <= x"eb7fe305"; -- call send_word + when "1000111" => data_out <= x"e1300000"; -- addi r6, r0, 0 + when "1001000" => data_out <= x"eb7fec05"; -- call recv_word + when "1001001" => data_out <= x"e7830000"; -- stw r0, 0(r6) + when "1001010" => data_out <= x"ed080208"; -- ldi r1, 0x41 + when "1001011" => data_out <= x"eb7fe085"; -- call send_byte when "1001100" => data_out <= x"eb7ff101"; -- br bootrom - when "1001101" => data_out <= x"eb7fe985"; -- call recv_word - when "1001110" => data_out <= x"eb800000"; -- brr r0 - when "1001111" => data_out <= x"e4088800"; -- xor r1, r1, r1 - when "1010000" => data_out <= x"ed080208"; -- ldi r1, 0x41 - when "1010001" => data_out <= x"eb7fdd85"; -- call send_byte - when "1010010" => data_out <= x"e4088800"; -- xor r1, r1, r1 - when "1010011" => data_out <= x"ed080210"; -- ldi r1, 0x42 - when "1010100" => data_out <= x"eb7fdc05"; -- call send_byte - when "1010101" => data_out <= x"e4088800"; -- xor r1, r1, r1 - when "1010110" => data_out <= x"ed080218"; -- ldi r1, 0x43 - when "1010111" => data_out <= x"eb7fda85"; -- call send_byte + when "1001101" => data_out <= x"eb7fe985"; -- call recv_word + when "1001110" => data_out <= x"e1100000"; -- mov r2, r0 + when "1001111" => data_out <= x"ed080238"; -- ldi r1, 0x47 + when "1010000" => data_out <= x"eb7fde05"; -- call send_byte + when "1010001" => data_out <= x"e7090000"; -- ldw r1, 0(r2) + when "1010010" => data_out <= x"eb7fdf85"; -- call send_word + when "1010011" => data_out <= x"eb7fed81"; -- br bootrom + when "1010100" => data_out <= x"e4088800"; -- xor r1, r1, r1 + when "1010101" => data_out <= x"ed080208"; -- ldi r1, 0x41 + when "1010110" => data_out <= x"eb7fdb05"; -- call send_byte + when "1010111" => data_out <= x"e4088800"; -- xor r1, r1, r1 + when "1011000" => data_out <= x"ed080210"; -- ldi r1, 0x42 + when "1011001" => data_out <= x"eb7fd985"; -- call send_byte + when "1011010" => data_out <= x"e4088800"; -- xor r1, r1, r1 + when "1011011" => data_out <= x"ed080218"; -- ldi r1, 0x43 + when "1011100" => data_out <= x"eb7fd805"; -- call send_byte -- just nop until rom end! when others => data_out <= x"fd000000"; end case;