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alfik |
#include <cstdio>
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#include <cstdlib>
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#include <dlfcn.h>
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#include <sys/mman.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <unistd.h>
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#include "Vps2.h"
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#include "verilated.h"
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#include "verilated_vcd_c.h"
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#include "shared_mem.h"
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//------------------------------------------------------------------------------
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//------------------------------------------------------------------------------
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//------------------------------------------------------------------------------
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volatile shared_mem_t *shared_ptr = NULL;
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//------------------------------------------------------------------------------
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//------------------------------------------------------------------------------
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//------------------------------------------------------------------------------
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#define SEND_BUF_LIMIT 5
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int kb_send[SEND_BUF_LIMIT];
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int kb_send_count = 0;
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int mouse_send[SEND_BUF_LIMIT];
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int mouse_send_count = 0;
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void send_byte(uint8 byte, int *table, int &count) {
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if(count >= SEND_BUF_LIMIT) {
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printf("ERROR: send buffer overflow.\n");
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exit(-1);
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}
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int parity = 1;
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for(int i=0; i<8; i++) parity ^= ((byte >> i) & 1);
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int new_byte = byte;
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new_byte |= (parity & 1) << 8;
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table[count] = new_byte;
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count++;
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}
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void kb_send_byte(uint8 byte) { send_byte(byte, kb_send, kb_send_count); }
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void mouse_send_byte(uint8 byte) { send_byte(byte, mouse_send, mouse_send_count); }
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//------------------------------------------------------------------------------
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void keyboard_controller(uint32 got) {
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if(got == 0xFF) {
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printf("resp: 0xFA, 0xAA\n");
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kb_send_byte(0xFA);
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kb_send_byte(0xAA);
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}
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else {
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printf("resp: 0xFA\n");
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kb_send_byte(0xFA);
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}
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}
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void mouse_controller(uint32 got) {
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if(got == 0xFF) {
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printf("resp: 0xFA, 0xAA, 0x00\n");
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mouse_send_byte(0xFA);
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mouse_send_byte(0xAA);
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mouse_send_byte(0x00);
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}
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else if(got == 0xF2) {
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printf("resp: 0xFA, 0x00\n");
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mouse_send_byte(0xFA);
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mouse_send_byte(0x00);
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}
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else {
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printf("resp: 0xFA\n");
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mouse_send_byte(0xFA);
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}
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}
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//------------------------------------------------------------------------------
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//0 - wait for ena + 0
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//r - wait for !ena
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//z - set zero
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//o - set one
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//c - capture
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const char *clk_recv_string = "0 rzo zo zo zo zo zo zo zo zo zo zo zo";
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const char *dat_recv_string = " 0 c c c c c c c c c c czo";
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const char *clk_send_string = "zozozozozozozozozozozo";
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const char *dat_send_string = "z i i i i i i i i i oo";
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void proceed_ps2(int &index, int &waiting, int &wait_limit, int &recv_byte, bool &is_recv, bool &clk_hold, int &clk_hold_value, bool &dat_hold, int &dat_hold_value, int &send_count, bool recv_start,
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bool recv_start_zero, bool recv_release, bool recv_dat_start_zero, int &sending_byte, int receiving_byte, bool is_mouse)
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{
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waiting++;
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if(waiting == wait_limit) {
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waiting = 0;
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wait_limit = 50;
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if(recv_start) {
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is_recv = true;
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index = 0;
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}
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clk_hold = false;
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dat_hold = false;
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if(is_recv || send_count > 0) {
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bool clk_continue = false;
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switch(is_recv? clk_recv_string[index] : clk_send_string[index]) {
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case ' ':
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clk_continue = true;
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break;
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case '0':
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if(recv_start_zero) clk_continue = true;
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break;
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case 'r':
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if(recv_release) clk_continue = true;
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break;
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case 'z':
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clk_continue = true;
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clk_hold_value = 0;
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clk_hold = true;
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break;
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case 'o':
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clk_continue = true;
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clk_hold_value = 1;
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clk_hold = true;
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break;
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default:
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printf("ERROR: unknown val.\n");
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exit(-1);
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}
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| 143 |
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| 144 |
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bool dat_continue = false;
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switch(is_recv? dat_recv_string[index] : dat_send_string[index]) {
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case ' ':
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dat_continue = true;
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break;
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case '0':
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if(recv_dat_start_zero) dat_continue = true;
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break;
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case 'z':
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dat_continue = true;
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dat_hold_value = 0;
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dat_hold = true;
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break;
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case 'o':
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dat_continue = true;
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dat_hold_value = 1;
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dat_hold = true;
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break;
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case 'i':
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dat_continue = true;
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dat_hold_value = sending_byte & 1;
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dat_hold = true;
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sending_byte >>= 1;
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break;
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case 'c':
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dat_continue = true;
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recv_byte <<= 1;
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recv_byte |= receiving_byte & 1;
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break;
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default:
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printf("ERROR: unknown val.\n");
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exit(-1);
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}
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| 178 |
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if(clk_continue && dat_continue) index++;
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| 180 |
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if(is_recv && index == strlen(clk_recv_string)) {
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index = 0;
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is_recv = false;
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int byte = 0;
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for(int i=0; i<8; i++) byte |= ((recv_byte >> (9-i)) & 1) << i;
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int parity = 0;
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for(int i=0; i<9; i++) parity ^= ((recv_byte >> (9-i)) & 1);
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int stop = recv_byte & 1;
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int start = (recv_byte >> 10) & 1;
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printf("Recv: is_mouse %d, start: %x, byte: %02x, parity: %x, stop: %x\n", is_mouse, start, byte, parity, stop);
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wait_limit = 50000;
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if(is_mouse) mouse_controller(byte);
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else keyboard_controller(byte);
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}
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| 198 |
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if(is_recv == false && index == strlen(clk_send_string)) {
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index = 0;
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is_recv = false;
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if(is_mouse) {
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for(int i=0; i<SEND_BUF_LIMIT-1; i++) mouse_send[i] = mouse_send[i+1];
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mouse_send_count--;
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}
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else {
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for(int i=0; i<SEND_BUF_LIMIT-1; i++) kb_send[i] = kb_send[i+1];
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kb_send_count--;
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}
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| 210 |
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}
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| 211 |
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}
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}
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if(index == 0) {
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clk_hold = true;
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clk_hold_value = 1;
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dat_hold = true;
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dat_hold_value = 1;
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}
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| 221 |
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}
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//------------------------------------------------------------------------------
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int main(int argc, char **argv) {
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| 228 |
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//map shared memory
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int fd = open("./../../../sim_pc/shared_mem.dat", O_RDWR, S_IRUSR | S_IWUSR);
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if(fd == -1) {
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perror("open() failed for shared_mem.dat");
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return -1;
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| 234 |
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}
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| 235 |
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| 236 |
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shared_ptr = (shared_mem_t *)mmap(NULL, sizeof(shared_mem_t), PROT_READ | PROT_WRITE, MAP_SHARED, fd, 0);
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| 237 |
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| 238 |
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if(shared_ptr == MAP_FAILED) {
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| 239 |
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perror("mmap() failed");
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| 240 |
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close(fd);
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| 241 |
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return -2;
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| 242 |
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}
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| 243 |
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| 244 |
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Verilated::commandArgs(argc, argv);
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| 245 |
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| 246 |
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Verilated::traceEverOn(true);
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| 247 |
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VerilatedVcdC* tracer = new VerilatedVcdC;
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| 248 |
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| 249 |
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Vps2 *top = new Vps2();
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| 250 |
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top->trace (tracer, 99);
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| 251 |
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//tracer->rolloverMB(1000000);
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| 252 |
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tracer->open("ps2.vcd");
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| 253 |
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| 254 |
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//reset
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| 255 |
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top->clk = 0; top->rst_n = 1; top->eval();
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| 256 |
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top->clk = 1; top->rst_n = 1; top->eval();
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| 257 |
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top->clk = 1; top->rst_n = 0; top->eval();
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| 258 |
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top->clk = 0; top->rst_n = 0; top->eval();
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| 259 |
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top->clk = 0; top->rst_n = 1; top->eval();
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| 260 |
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| 261 |
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bool dump = false;
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| 262 |
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uint64 cycle = 0;
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| 263 |
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bool read_cycle = false;
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| 264 |
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| 265 |
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printf("ps2 main_plugin.cpp\n");
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| 266 |
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| 267 |
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//keyboard
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| 268 |
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int kb_index = 0;
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| 269 |
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int kb_waiting = 0;
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| 270 |
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int kb_wait_limit = 50;
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| 271 |
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int kb_recv_byte = 0;
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| 272 |
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bool kb_is_recv = false;
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| 273 |
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| 274 |
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bool kb_clk_hold = false;
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| 275 |
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int kb_clk_hold_value = 0;
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| 276 |
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bool kb_dat_hold = false;
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| 277 |
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int kb_dat_hold_value = 0;
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| 278 |
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| 279 |
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//mouse
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| 280 |
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int ms_index = 0;
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| 281 |
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int ms_waiting = 0;
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| 282 |
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int ms_wait_limit = 50;
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| 283 |
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int ms_recv_byte = 0;
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| 284 |
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bool ms_is_recv = false;
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| 285 |
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| 286 |
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bool ms_clk_hold = false;
|
| 287 |
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int ms_clk_hold_value = 0;
|
| 288 |
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bool ms_dat_hold = false;
|
| 289 |
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int ms_dat_hold_value = 0;
|
| 290 |
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|
| 291 |
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int a20_last = 1;
|
| 292 |
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| 293 |
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while(!Verilated::gotFinish()) {
|
| 294 |
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| 295 |
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//test
|
| 296 |
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/*
|
| 297 |
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top->io_address = 0;
|
| 298 |
|
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top->io_write = 0;
|
| 299 |
|
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if(first_run == 0) {
|
| 300 |
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top->io_write = 1;
|
| 301 |
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top->io_writedata = 0xFA;
|
| 302 |
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| 303 |
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first_run = 1;
|
| 304 |
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}
|
| 305 |
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*/
|
| 306 |
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| 307 |
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proceed_ps2(kb_index, kb_waiting, kb_wait_limit, kb_recv_byte, kb_is_recv, kb_clk_hold, kb_clk_hold_value, kb_dat_hold, kb_dat_hold_value, kb_send_count,
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| 308 |
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top->v__DOT__ps2_kbclk_ena && top->v__DOT__ps2_kbclk_out == 0 && kb_is_recv == false,
|
| 309 |
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top->v__DOT__ps2_kbclk_ena && top->v__DOT__ps2_kbclk_out == 0,
|
| 310 |
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top->v__DOT__ps2_kbclk_ena == 0,
|
| 311 |
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top->v__DOT__ps2_kbdat_ena && top->v__DOT__ps2_kbdat_out == 0,
|
| 312 |
|
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kb_send[0],
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| 313 |
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top->v__DOT__ps2_kbdat_out,
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| 314 |
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false);
|
| 315 |
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|
| 316 |
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proceed_ps2(ms_index, ms_waiting, ms_wait_limit, ms_recv_byte, ms_is_recv, ms_clk_hold, ms_clk_hold_value, ms_dat_hold, ms_dat_hold_value, mouse_send_count,
|
| 317 |
|
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top->v__DOT__ps2_mouseclk_ena && top->v__DOT__ps2_mouseclk_out == 0 && ms_is_recv == false,
|
| 318 |
|
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top->v__DOT__ps2_mouseclk_ena && top->v__DOT__ps2_mouseclk_out == 0,
|
| 319 |
|
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top->v__DOT__ps2_mouseclk_ena == 0,
|
| 320 |
|
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top->v__DOT__ps2_mousedat_ena && top->v__DOT__ps2_mousedat_out == 0,
|
| 321 |
|
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mouse_send[0],
|
| 322 |
|
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top->v__DOT__ps2_mousedat_out,
|
| 323 |
|
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true);
|
| 324 |
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|
| 325 |
|
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/*
|
| 326 |
|
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uint32 combined.io_address;
|
| 327 |
|
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uint32 combined.io_data;
|
| 328 |
|
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uint32 combined.io_byteenable;
|
| 329 |
|
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uint32 combined.io_is_write;
|
| 330 |
|
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step_t combined.io_step;
|
| 331 |
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|
| 332 |
|
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//io slave 0x60-0x67
|
| 333 |
|
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input [2:0] io_address,
|
| 334 |
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input io_read,
|
| 335 |
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output reg [7:0] io_readdata,
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| 336 |
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input io_write,
|
| 337 |
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input [7:0] io_writedata,
|
| 338 |
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|
| 339 |
|
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//io slave 0x90-0x9F
|
| 340 |
|
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input [3:0] sysctl_address,
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| 341 |
|
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input sysctl_read,
|
| 342 |
|
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output reg [7:0] sysctl_readdata,
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| 343 |
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input sysctl_write,
|
| 344 |
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input [7:0] sysctl_writedata,
|
| 345 |
|
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*/
|
| 346 |
|
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|
| 347 |
|
|
top->io_read = 0;
|
| 348 |
|
|
top->io_write = 0;
|
| 349 |
|
|
|
| 350 |
|
|
top->sysctl_read = 0;
|
| 351 |
|
|
top->sysctl_write = 0;
|
| 352 |
|
|
|
| 353 |
|
|
if(shared_ptr->combined.io_step == STEP_REQ && shared_ptr->combined.io_is_write &&
|
| 354 |
|
|
((shared_ptr->combined.io_address == 0x0060 && ((shared_ptr->combined.io_byteenable >> 1) & 1) == 0) || shared_ptr->combined.io_address == 0x0064))
|
| 355 |
|
|
{
|
| 356 |
|
|
if(shared_ptr->combined.io_byteenable != 1 && shared_ptr->combined.io_byteenable != 2 && shared_ptr->combined.io_byteenable != 4 && shared_ptr->combined.io_byteenable != 8) {
|
| 357 |
|
|
printf("Vps2 0x60: combined.io_byteenable invalid: %x\n", shared_ptr->combined.io_byteenable);
|
| 358 |
|
|
exit(-1);
|
| 359 |
|
|
}
|
| 360 |
|
|
|
| 361 |
|
|
top->io_address = (shared_ptr->combined.io_address == 0x0060 && shared_ptr->combined.io_byteenable == 1)? 0 :
|
| 362 |
|
|
(shared_ptr->combined.io_address == 0x0060 && shared_ptr->combined.io_byteenable == 2)? 1 :
|
| 363 |
|
|
(shared_ptr->combined.io_address == 0x0060 && shared_ptr->combined.io_byteenable == 4)? 2 :
|
| 364 |
|
|
(shared_ptr->combined.io_address == 0x0060 && shared_ptr->combined.io_byteenable == 8)? 3 :
|
| 365 |
|
|
(shared_ptr->combined.io_address == 0x0064 && shared_ptr->combined.io_byteenable == 1)? 4 :
|
| 366 |
|
|
(shared_ptr->combined.io_address == 0x0064 && shared_ptr->combined.io_byteenable == 2)? 5 :
|
| 367 |
|
|
(shared_ptr->combined.io_address == 0x0064 && shared_ptr->combined.io_byteenable == 4)? 6 :
|
| 368 |
|
|
7;
|
| 369 |
|
|
|
| 370 |
|
|
top->io_writedata = (shared_ptr->combined.io_byteenable == 1)? shared_ptr->combined.io_data & 0xFF :
|
| 371 |
|
|
(shared_ptr->combined.io_byteenable == 2)? (shared_ptr->combined.io_data >> 8) & 0xFF :
|
| 372 |
|
|
(shared_ptr->combined.io_byteenable == 4)? (shared_ptr->combined.io_data >> 16) & 0xFF :
|
| 373 |
|
|
(shared_ptr->combined.io_data >> 24) & 0xFF;
|
| 374 |
|
|
top->io_read = 0;
|
| 375 |
|
|
top->io_write = 1;
|
| 376 |
|
|
|
| 377 |
|
|
shared_ptr->combined.io_step = STEP_ACK;
|
| 378 |
|
|
}
|
| 379 |
|
|
|
| 380 |
|
|
if(shared_ptr->combined.io_step == STEP_REQ && shared_ptr->combined.io_is_write &&
|
| 381 |
|
|
(shared_ptr->combined.io_address == 0x0090 || shared_ptr->combined.io_address == 0x0094 || shared_ptr->combined.io_address == 0x0098 || shared_ptr->combined.io_address == 0x009C))
|
| 382 |
|
|
{
|
| 383 |
|
|
if(shared_ptr->combined.io_byteenable != 1 && shared_ptr->combined.io_byteenable != 2 && shared_ptr->combined.io_byteenable != 4 && shared_ptr->combined.io_byteenable != 8) {
|
| 384 |
|
|
printf("Vps2 0x90: combined.io_byteenable invalid: %x\n", shared_ptr->combined.io_byteenable);
|
| 385 |
|
|
exit(-1);
|
| 386 |
|
|
}
|
| 387 |
|
|
|
| 388 |
|
|
top->sysctl_address= (shared_ptr->combined.io_address == 0x0090 && shared_ptr->combined.io_byteenable == 1)? 0 :
|
| 389 |
|
|
(shared_ptr->combined.io_address == 0x0090 && shared_ptr->combined.io_byteenable == 2)? 1 :
|
| 390 |
|
|
(shared_ptr->combined.io_address == 0x0090 && shared_ptr->combined.io_byteenable == 4)? 2 :
|
| 391 |
|
|
(shared_ptr->combined.io_address == 0x0090 && shared_ptr->combined.io_byteenable == 8)? 3 :
|
| 392 |
|
|
(shared_ptr->combined.io_address == 0x0094 && shared_ptr->combined.io_byteenable == 1)? 4 :
|
| 393 |
|
|
(shared_ptr->combined.io_address == 0x0094 && shared_ptr->combined.io_byteenable == 2)? 5 :
|
| 394 |
|
|
(shared_ptr->combined.io_address == 0x0094 && shared_ptr->combined.io_byteenable == 4)? 6 :
|
| 395 |
|
|
(shared_ptr->combined.io_address == 0x0094 && shared_ptr->combined.io_byteenable == 8)? 7 :
|
| 396 |
|
|
(shared_ptr->combined.io_address == 0x0098 && shared_ptr->combined.io_byteenable == 1)? 8 :
|
| 397 |
|
|
(shared_ptr->combined.io_address == 0x0098 && shared_ptr->combined.io_byteenable == 2)? 9 :
|
| 398 |
|
|
(shared_ptr->combined.io_address == 0x0098 && shared_ptr->combined.io_byteenable == 4)? 10 :
|
| 399 |
|
|
(shared_ptr->combined.io_address == 0x0098 && shared_ptr->combined.io_byteenable == 8)? 11 :
|
| 400 |
|
|
(shared_ptr->combined.io_address == 0x009C && shared_ptr->combined.io_byteenable == 1)? 12 :
|
| 401 |
|
|
(shared_ptr->combined.io_address == 0x009C && shared_ptr->combined.io_byteenable == 2)? 13 :
|
| 402 |
|
|
(shared_ptr->combined.io_address == 0x009C && shared_ptr->combined.io_byteenable == 4)? 14 :
|
| 403 |
|
|
15;
|
| 404 |
|
|
|
| 405 |
|
|
top->sysctl_writedata = (shared_ptr->combined.io_byteenable == 1)? shared_ptr->combined.io_data & 0xFF :
|
| 406 |
|
|
(shared_ptr->combined.io_byteenable == 2)? (shared_ptr->combined.io_data >> 8) & 0xFF :
|
| 407 |
|
|
(shared_ptr->combined.io_byteenable == 4)? (shared_ptr->combined.io_data >> 16) & 0xFF :
|
| 408 |
|
|
(shared_ptr->combined.io_data >> 24) & 0xFF;
|
| 409 |
|
|
top->sysctl_read = 0;
|
| 410 |
|
|
top->sysctl_write = 1;
|
| 411 |
|
|
|
| 412 |
|
|
shared_ptr->combined.io_step = STEP_ACK;
|
| 413 |
|
|
}
|
| 414 |
|
|
|
| 415 |
|
|
|
| 416 |
|
|
if(read_cycle == false) {
|
| 417 |
|
|
if(shared_ptr->combined.io_step == STEP_REQ && shared_ptr->combined.io_is_write == 0 &&
|
| 418 |
|
|
((shared_ptr->combined.io_address == 0x0060 && ((shared_ptr->combined.io_byteenable >> 1) & 1) == 0) || shared_ptr->combined.io_address == 0x0064))
|
| 419 |
|
|
{
|
| 420 |
|
|
if(shared_ptr->combined.io_byteenable != 1 && shared_ptr->combined.io_byteenable != 2 && shared_ptr->combined.io_byteenable != 4 && shared_ptr->combined.io_byteenable != 8) {
|
| 421 |
|
|
printf("Vps2 0x60: combined.io_byteenable invalid: %x\n", shared_ptr->combined.io_byteenable);
|
| 422 |
|
|
exit(-1);
|
| 423 |
|
|
}
|
| 424 |
|
|
|
| 425 |
|
|
top->io_address= (shared_ptr->combined.io_address == 0x0060 && shared_ptr->combined.io_byteenable == 1)? 0 :
|
| 426 |
|
|
(shared_ptr->combined.io_address == 0x0060 && shared_ptr->combined.io_byteenable == 2)? 1 :
|
| 427 |
|
|
(shared_ptr->combined.io_address == 0x0060 && shared_ptr->combined.io_byteenable == 4)? 2 :
|
| 428 |
|
|
(shared_ptr->combined.io_address == 0x0060 && shared_ptr->combined.io_byteenable == 8)? 3 :
|
| 429 |
|
|
(shared_ptr->combined.io_address == 0x0064 && shared_ptr->combined.io_byteenable == 1)? 4 :
|
| 430 |
|
|
(shared_ptr->combined.io_address == 0x0064 && shared_ptr->combined.io_byteenable == 2)? 5 :
|
| 431 |
|
|
(shared_ptr->combined.io_address == 0x0064 && shared_ptr->combined.io_byteenable == 4)? 6 :
|
| 432 |
|
|
7;
|
| 433 |
|
|
top->io_writedata = 0;
|
| 434 |
|
|
|
| 435 |
|
|
top->io_read = 1;
|
| 436 |
|
|
top->io_write = 0;
|
| 437 |
|
|
|
| 438 |
|
|
read_cycle = true;
|
| 439 |
|
|
}
|
| 440 |
|
|
|
| 441 |
|
|
if(shared_ptr->combined.io_step == STEP_REQ && shared_ptr->combined.io_is_write == 0 &&
|
| 442 |
|
|
(shared_ptr->combined.io_address == 0x0090 || shared_ptr->combined.io_address == 0x0094 || shared_ptr->combined.io_address == 0x0098 || shared_ptr->combined.io_address == 0x009C))
|
| 443 |
|
|
{
|
| 444 |
|
|
if(shared_ptr->combined.io_byteenable != 1 && shared_ptr->combined.io_byteenable != 2 && shared_ptr->combined.io_byteenable != 4 && shared_ptr->combined.io_byteenable != 8) {
|
| 445 |
|
|
printf("Vps2 0x90: combined.io_byteenable invalid: %x\n", shared_ptr->combined.io_byteenable);
|
| 446 |
|
|
exit(-1);
|
| 447 |
|
|
}
|
| 448 |
|
|
|
| 449 |
|
|
top->sysctl_address= (shared_ptr->combined.io_address == 0x0090 && shared_ptr->combined.io_byteenable == 1)? 0 :
|
| 450 |
|
|
(shared_ptr->combined.io_address == 0x0090 && shared_ptr->combined.io_byteenable == 2)? 1 :
|
| 451 |
|
|
(shared_ptr->combined.io_address == 0x0090 && shared_ptr->combined.io_byteenable == 4)? 2 :
|
| 452 |
|
|
(shared_ptr->combined.io_address == 0x0090 && shared_ptr->combined.io_byteenable == 8)? 3 :
|
| 453 |
|
|
(shared_ptr->combined.io_address == 0x0094 && shared_ptr->combined.io_byteenable == 1)? 4 :
|
| 454 |
|
|
(shared_ptr->combined.io_address == 0x0094 && shared_ptr->combined.io_byteenable == 2)? 5 :
|
| 455 |
|
|
(shared_ptr->combined.io_address == 0x0094 && shared_ptr->combined.io_byteenable == 4)? 6 :
|
| 456 |
|
|
(shared_ptr->combined.io_address == 0x0094 && shared_ptr->combined.io_byteenable == 8)? 7 :
|
| 457 |
|
|
(shared_ptr->combined.io_address == 0x0098 && shared_ptr->combined.io_byteenable == 1)? 8 :
|
| 458 |
|
|
(shared_ptr->combined.io_address == 0x0098 && shared_ptr->combined.io_byteenable == 2)? 9 :
|
| 459 |
|
|
(shared_ptr->combined.io_address == 0x0098 && shared_ptr->combined.io_byteenable == 4)? 10 :
|
| 460 |
|
|
(shared_ptr->combined.io_address == 0x0098 && shared_ptr->combined.io_byteenable == 8)? 11 :
|
| 461 |
|
|
(shared_ptr->combined.io_address == 0x009C && shared_ptr->combined.io_byteenable == 1)? 12 :
|
| 462 |
|
|
(shared_ptr->combined.io_address == 0x009C && shared_ptr->combined.io_byteenable == 2)? 13 :
|
| 463 |
|
|
(shared_ptr->combined.io_address == 0x009C && shared_ptr->combined.io_byteenable == 4)? 14 :
|
| 464 |
|
|
15;
|
| 465 |
|
|
top->sysctl_writedata = 0;
|
| 466 |
|
|
|
| 467 |
|
|
top->sysctl_read = 1;
|
| 468 |
|
|
top->sysctl_write = 0;
|
| 469 |
|
|
|
| 470 |
|
|
read_cycle = true;
|
| 471 |
|
|
}
|
| 472 |
|
|
}
|
| 473 |
|
|
else {
|
| 474 |
|
|
if(shared_ptr->combined.io_step == STEP_REQ && shared_ptr->combined.io_is_write == 0 &&
|
| 475 |
|
|
((shared_ptr->combined.io_address == 0x0060 && ((shared_ptr->combined.io_byteenable >> 1) & 1) == 0) || shared_ptr->combined.io_address == 0x0064))
|
| 476 |
|
|
{
|
| 477 |
|
|
uint32 val = top->io_readdata;
|
| 478 |
|
|
|
| 479 |
|
|
if(shared_ptr->combined.io_byteenable & 1) val <<= 0;
|
| 480 |
|
|
if(shared_ptr->combined.io_byteenable & 2) val <<= 8;
|
| 481 |
|
|
if(shared_ptr->combined.io_byteenable & 4) val <<= 16;
|
| 482 |
|
|
if(shared_ptr->combined.io_byteenable & 8) val <<= 24;
|
| 483 |
|
|
|
| 484 |
|
|
shared_ptr->combined.io_data = val;
|
| 485 |
|
|
|
| 486 |
|
|
read_cycle = false;
|
| 487 |
|
|
shared_ptr->combined.io_step = STEP_ACK;
|
| 488 |
|
|
}
|
| 489 |
|
|
|
| 490 |
|
|
if(shared_ptr->combined.io_step == STEP_REQ && shared_ptr->combined.io_is_write == 0 &&
|
| 491 |
|
|
(shared_ptr->combined.io_address == 0x0090 || shared_ptr->combined.io_address == 0x0094 || shared_ptr->combined.io_address == 0x0098 || shared_ptr->combined.io_address == 0x009C))
|
| 492 |
|
|
{
|
| 493 |
|
|
uint32 val = top->sysctl_readdata;
|
| 494 |
|
|
|
| 495 |
|
|
if(shared_ptr->combined.io_byteenable & 1) val <<= 0;
|
| 496 |
|
|
if(shared_ptr->combined.io_byteenable & 2) val <<= 8;
|
| 497 |
|
|
if(shared_ptr->combined.io_byteenable & 4) val <<= 16;
|
| 498 |
|
|
if(shared_ptr->combined.io_byteenable & 8) val <<= 24;
|
| 499 |
|
|
|
| 500 |
|
|
shared_ptr->combined.io_data = val;
|
| 501 |
|
|
|
| 502 |
|
|
read_cycle = false;
|
| 503 |
|
|
shared_ptr->combined.io_step = STEP_ACK;
|
| 504 |
|
|
}
|
| 505 |
|
|
}
|
| 506 |
|
|
|
| 507 |
|
|
|
| 508 |
|
|
//----------------------------------------------------------------------
|
| 509 |
|
|
|
| 510 |
|
|
shared_ptr->keyboard_irq_step = (top->irq_keyb)? STEP_REQ : STEP_IDLE;
|
| 511 |
|
|
shared_ptr->mouse_irq_step = (top->irq_mouse)? STEP_REQ : STEP_IDLE;
|
| 512 |
|
|
|
| 513 |
|
|
//----------------------------------------------------------------------
|
| 514 |
|
|
|
| 515 |
|
|
if(top->speaker_61h_read) {
|
| 516 |
|
|
printf("ERROR: speaker_61h_read not zero !\n");
|
| 517 |
|
|
exit(-1);
|
| 518 |
|
|
}
|
| 519 |
|
|
|
| 520 |
|
|
if(top->speaker_61h_write) {
|
| 521 |
|
|
printf("ERROR: speaker_61h_write not zero !\n");
|
| 522 |
|
|
exit(-1);
|
| 523 |
|
|
}
|
| 524 |
|
|
|
| 525 |
|
|
if(top->output_a20_enable != a20_last) {
|
| 526 |
|
|
printf("WARNING: output_a20_enable: %d\n", top->output_a20_enable);
|
| 527 |
|
|
a20_last = top->output_a20_enable;
|
| 528 |
|
|
}
|
| 529 |
|
|
|
| 530 |
|
|
if(top->output_reset_n == 0) {
|
| 531 |
|
|
printf("ERROR: output_a20_enable not one !\n");
|
| 532 |
|
|
exit(-1);
|
| 533 |
|
|
}
|
| 534 |
|
|
|
| 535 |
|
|
//----------------------------------------------------------------------
|
| 536 |
|
|
|
| 537 |
|
|
if(kb_clk_hold) top->ps2_kbclk = kb_clk_hold_value;
|
| 538 |
|
|
if(kb_dat_hold) top->ps2_kbdat = kb_dat_hold_value;
|
| 539 |
|
|
if(ms_clk_hold) top->ps2_mouseclk = ms_clk_hold_value;
|
| 540 |
|
|
if(ms_dat_hold) top->ps2_mousedat = ms_dat_hold_value;
|
| 541 |
|
|
|
| 542 |
|
|
top->clk = 0;
|
| 543 |
|
|
top->eval();
|
| 544 |
|
|
|
| 545 |
|
|
if(kb_clk_hold) top->ps2_kbclk = kb_clk_hold_value;
|
| 546 |
|
|
if(kb_dat_hold) top->ps2_kbdat = kb_dat_hold_value;
|
| 547 |
|
|
if(ms_clk_hold) top->ps2_mouseclk = ms_clk_hold_value;
|
| 548 |
|
|
if(ms_dat_hold) top->ps2_mousedat = ms_dat_hold_value;
|
| 549 |
|
|
|
| 550 |
|
|
cycle++; if(dump) tracer->dump(cycle);
|
| 551 |
|
|
|
| 552 |
|
|
|
| 553 |
|
|
top->clk = 1;
|
| 554 |
|
|
top->eval();
|
| 555 |
|
|
|
| 556 |
|
|
if(kb_clk_hold) top->ps2_kbclk = kb_clk_hold_value;
|
| 557 |
|
|
if(kb_dat_hold) top->ps2_kbdat = kb_dat_hold_value;
|
| 558 |
|
|
if(ms_clk_hold) top->ps2_mouseclk = ms_clk_hold_value;
|
| 559 |
|
|
if(ms_dat_hold) top->ps2_mousedat = ms_dat_hold_value;
|
| 560 |
|
|
|
| 561 |
|
|
cycle++; if(dump) tracer->dump(cycle);
|
| 562 |
|
|
|
| 563 |
|
|
tracer->flush();
|
| 564 |
|
|
|
| 565 |
|
|
usleep(1);
|
| 566 |
|
|
}
|
| 567 |
|
|
tracer->close();
|
| 568 |
|
|
delete tracer;
|
| 569 |
|
|
delete top;
|
| 570 |
|
|
|
| 571 |
|
|
return 0;
|
| 572 |
|
|
}
|
| 573 |
|
|
|
| 574 |
|
|
//------------------------------------------------------------------------------
|
| 575 |
|
|
|
| 576 |
|
|
/*
|
| 577 |
|
|
module ps2(
|
| 578 |
|
|
input clk,
|
| 579 |
|
|
input rst_n,
|
| 580 |
|
|
|
| 581 |
|
|
output reg irq_keyb,
|
| 582 |
|
|
output reg irq_mouse,
|
| 583 |
|
|
|
| 584 |
|
|
//io slave 0x60-0x67
|
| 585 |
|
|
input [2:0] io_address,
|
| 586 |
|
|
input io_read,
|
| 587 |
|
|
output reg [7:0] io_readdata,
|
| 588 |
|
|
input io_write,
|
| 589 |
|
|
input [7:0] io_writedata,
|
| 590 |
|
|
|
| 591 |
|
|
//io slave 0x90-0x9F
|
| 592 |
|
|
input [3:0] sysctl_address,
|
| 593 |
|
|
input sysctl_read,
|
| 594 |
|
|
output reg [7:0] sysctl_readdata,
|
| 595 |
|
|
input sysctl_write,
|
| 596 |
|
|
input [7:0] sysctl_writedata,
|
| 597 |
|
|
|
| 598 |
|
|
//speaker port 61h
|
| 599 |
|
|
output speaker_61h_read,
|
| 600 |
|
|
input [7:0] speaker_61h_readdata,
|
| 601 |
|
|
output speaker_61h_write,
|
| 602 |
|
|
output [7:0] speaker_61h_writedata,
|
| 603 |
|
|
|
| 604 |
|
|
//output port
|
| 605 |
|
|
output reg output_a20_enable,
|
| 606 |
|
|
output reg output_reset_n,
|
| 607 |
|
|
|
| 608 |
|
|
//ps2 keyboard
|
| 609 |
|
|
inout ps2_kbclk,
|
| 610 |
|
|
inout ps2_kbdat,
|
| 611 |
|
|
|
| 612 |
|
|
//ps2 mouse
|
| 613 |
|
|
inout ps2_mouseclk,
|
| 614 |
|
|
inout ps2_mousedat
|
| 615 |
|
|
);
|
| 616 |
|
|
*/
|
