mirror of
https://github.com/logicog/RTLPlayground.git
synced 2026-08-30 14:52:51 +08:00
289 lines
7.8 KiB
C
289 lines
7.8 KiB
C
/*
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* A Command parser for RTL Switch configuration
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*/
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#define DEBUG
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#include <stdint.h>
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#include "rtl837x_common.h"
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#include "rtl837x_port.h"
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#include "rtl837x_flash.h"
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#include "rtl837x_phy.h"
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#pragma codeseg BANK1
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extern volatile __xdata uint32_t ticks;
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extern __xdata char sbuf_ptr;
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extern __xdata uint8_t sbuf[SBUF_SIZE];
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extern __code uint8_t * __code greeting;
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extern __code uint8_t * __code hex;
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extern __xdata uint8_t flash_buf[256];
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__xdata char l;
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__xdata char line_ptr;
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__xdata char is_white;
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#define N_WORDS 16
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__xdata signed char cmd_words_b[N_WORDS];
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uint8_t cmd_compare(uint8_t start, uint8_t * __code cmd)
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{
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signed char i;
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signed char j = 0;
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for (i = cmd_words_b[start]; i < cmd_words_b[start + 1] && sbuf[i] != ' '; i++) {
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// print_short(i); write_char(':'); print_short(j); write_char('#'); print_string("\r\n");
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// write_char('>'); write_char(cmd[j]); write_char('-'); write_char(sbuf[i]); print_string("\r\n");
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if (!cmd[j])
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return 1;
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if (sbuf[i] != cmd[j++])
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break;
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}
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// write_char('.'); print_short(i); write_char(':'); print_short(i);
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if (i >= cmd_words_b[start + 1] || sbuf[i] == ' ')
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return 1;
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return 0;
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}
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uint8_t atoi_short(uint16_t *vlan, uint8_t idx)
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{
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uint8_t err = 1;
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*vlan = 0;
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while (sbuf[idx] >= '0' && sbuf[idx] <= '9') {
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err = 0;
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*vlan = (*vlan * 10) + sbuf[idx] - '0';
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idx++;
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}
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return err;
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}
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void parse_vlan(void) __banked
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{
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__xdata uint16_t vlan;
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__xdata uint16_t members = 0;
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__xdata uint16_t tagged = 0;
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if (!atoi_short(&vlan, cmd_words_b[1])) {
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print_short(vlan);
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if (cmd_words_b[2] > 0 && sbuf[cmd_words_b[2]] == 'd') {
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vlan_delete(vlan);
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return;
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}
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uint8_t w = 2;
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while (cmd_words_b[w] > 0) {
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uint8_t port;
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if (sbuf[cmd_words_b[w]] >= '0' && sbuf[cmd_words_b[w]] <= '9') {
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port = sbuf[cmd_words_b[w]] - '1';
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if (sbuf[cmd_words_b[w] + 1] >= '0' && sbuf[cmd_words_b[w] + 1] <= '9') {
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port = (port + 1) * 10 + sbuf[cmd_words_b[w] + 1] - '1';
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if (sbuf[cmd_words_b[w] + 2] == 't')
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tagged |= ((uint16_t)1) << port;
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} else {
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if (sbuf[cmd_words_b[w] + 1] == 't')
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tagged |= ((uint16_t)1) << port;
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}
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members |= ((uint16_t)1) << port;
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}
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w++;
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}
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vlan_create(vlan, members, tagged);
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}
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}
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void parse_mirror(void) __banked
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{
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__xdata uint8_t mirroring_port;
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__xdata uint16_t rx_pmask = 0;
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__xdata uint16_t tx_pmask = 0;
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uint8_t w = 2;
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if (sbuf[cmd_words_b[1]] < '0' || sbuf[cmd_words_b[1]] > '9') {
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print_string("Port missing: port <mirroring port> [port][t/r]...");
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return;
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}
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mirroring_port = sbuf[cmd_words_b[w]] - '1';
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if (sbuf[cmd_words_b[1] + 1] >= '0' && sbuf[cmd_words_b[1] + 1] <= '9')
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mirroring_port = (mirroring_port + 1) * 10 + sbuf[cmd_words_b[1] + 1] - '1';
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while (cmd_words_b[w] > 0) {
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uint8_t port;
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if (sbuf[cmd_words_b[w]] >= '0' && sbuf[cmd_words_b[w]] <= '9') {
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port = sbuf[cmd_words_b[w]] - '1';
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if (sbuf[cmd_words_b[w] + 1] >= '0' && sbuf[cmd_words_b[w] + 1] <= '9') {
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port = (port + 1) * 10 + sbuf[cmd_words_b[w] + 1] - '1';
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if (sbuf[cmd_words_b[w] + 2] == 'r')
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rx_pmask |= ((uint16_t)1) << port;
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else if (sbuf[cmd_words_b[w] + 2] == 't')
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tx_pmask |= ((uint16_t)1) << port;
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else {
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rx_pmask |= ((uint16_t)1) << port;
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tx_pmask |= ((uint16_t)1) << port;
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}
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} else {
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if (sbuf[cmd_words_b[w] + 1] == 'r')
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rx_pmask |= ((uint16_t)1) << port;
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else if (sbuf[cmd_words_b[w] + 1] == 't')
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tx_pmask |= ((uint16_t)1) << port;
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else {
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rx_pmask |= ((uint16_t)1) << port;
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tx_pmask |= ((uint16_t)1) << port;
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}
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}
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}
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w++;
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}
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port_mirror_set(mirroring_port, rx_pmask, tx_pmask);
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}
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void cmd_parser(void) __banked
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{
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while (l != sbuf_ptr) {
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write_char(sbuf[l]);
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// Check whether there is a full line:
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if (sbuf[l] == '\n' || sbuf[l] == '\r') {
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#ifdef DEBUG
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print_long(ticks);
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#endif
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// Print line and parse command into words
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is_white = 1;
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uint8_t word = 0;
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cmd_words_b[0] = -1;
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while (line_ptr != l) {
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if (is_white && sbuf[line_ptr] != ' ') {
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is_white = 0;
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cmd_words_b[word++] = line_ptr;
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}
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if (sbuf[line_ptr] == ' ')
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is_white = 1;
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write_char(sbuf[line_ptr++]);
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line_ptr &= SBUF_SIZE - 1;
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if (word >= N_WORDS - 1) {
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print_string("\r\ntoo many arguments, truncated");
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line_ptr = l; // BUG: We should probably ignore the command
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break;
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}
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}
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cmd_words_b[word++] = line_ptr;
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cmd_words_b[word++] = -1;
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line_ptr = (l + 1) & (SBUF_SIZE - 1);
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// Identify command
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signed char i = cmd_words_b[0];
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if (i >= 0 && cmd_words_b[1] >= 0) {
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if (cmd_compare(0, "reset")) {
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print_string("\r\nRESET\n\n");
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reset_chip();
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}
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if (cmd_compare(0, "sfp")) {
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uint8_t rate = sfp_read_reg(12);
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print_string("\r\nRate: "); print_byte(rate);
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print_string(" Encoding: "); print_byte(sfp_read_reg(11));
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print_string("\r\n");
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for (uint8_t i = 20; i < 60; i++) {
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uint8_t c = sfp_read_reg(i);
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if (c)
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write_char(c);
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}
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}
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if (cmd_compare(0, "stat")) {
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port_stats_print();
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}
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if (cmd_compare(0, "flash") && cmd_words_b[1] > 0 && sbuf[cmd_words_b[1]] == 'r') {
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print_string("\r\nPRINT SECURITY REGISTERS\r\n");
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// The following will only show something else then 0xff if it was programmed for a managed switch
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flash_read_security(0x0001000, 40);
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flash_read_security(0x0002000, 40);
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flash_read_security(0x0003000, 40);
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}
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if (cmd_compare(0, "flash") && cmd_words_b[1] > 0 && sbuf[cmd_words_b[1]] == 'd') {
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print_string("\r\nDUMPING FLASH\r\n");
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flash_dump(0, 255);
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}
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if (cmd_compare(0, "flash") && cmd_words_b[1] > 0 && sbuf[cmd_words_b[1]] == 'j') {
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print_string("\r\nJEDEC ID\r\n");
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flash_read_jedecid();
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}
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if (cmd_compare(0, "flash") && cmd_words_b[1] > 0 && sbuf[cmd_words_b[1]] == 'u') {
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print_string("\r\nUNIQUE ID\r\n");
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flash_read_uid();
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}
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// Switch to flash 62.5 MHz mode
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if (cmd_compare(0, "flash") && cmd_words_b[1] > 0 && sbuf[cmd_words_b[1]] == 's') {
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print_string("\r\nFLASH FAST MODE\r\n");
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flash_init(1);
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print_string("\r\nNow dumping flash\r\n");
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flash_dump(0, 255);
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}
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if (cmd_compare(0, "flash") && cmd_words_b[1] > 0 && sbuf[cmd_words_b[1]] == 'e') {
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print_string("\r\nFLASH erase\r\n");
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flash_block_erase(0x20000);
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}
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if (cmd_compare(0, "flash") && cmd_words_b[1] > 0 && sbuf[cmd_words_b[1]] == 'w') {
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print_string("\r\nFLASH write\r\n");
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for (uint8_t i = 0; i < 20; i++)
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flash_buf[i] = greeting[i];
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flash_write_bytes(0x20000, flash_buf, 20);
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}
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if (cmd_compare(0, "port") && cmd_words_b[1] > 0) {
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print_string("\r\nPORT ");
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uint8_t p = sbuf[cmd_words_b[1]] - '1';
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print_byte(p);
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if (cmd_words_b[2] > 0 && cmd_compare(2, "2g5")) {
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print_string(" 2.5G\r\n");
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phy_set_mode(p, PHY_SPEED_2G5, 0, 0);
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}
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if (cmd_words_b[2] > 0 && cmd_compare(2, "1g")) {
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print_string(" 1G\r\n");
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phy_set_mode(p, PHY_SPEED_1G, 0, 0);
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}
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if (cmd_words_b[2] > 0 && cmd_compare(2, "auto")) {
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print_string(" AUTO\r\n");
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phy_set_mode(p, PHY_SPEED_AUTO, 0, 0);
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}
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if (cmd_words_b[2] > 0 && cmd_compare(2, "off")) {
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print_string(" OFF\r\n");
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phy_set_mode(p, PHY_OFF, 0, 0);
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}
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}
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if (cmd_compare(0, "l2")) {
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port_l2_learned();
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}
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if (cmd_compare(0, "pvid") && cmd_words_b[1] > 0 && cmd_words_b[2] > 0) {
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__xdata uint16_t pvid;
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uint8_t port;
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port = sbuf[cmd_words_b[1]] - '0';
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if (!atoi_short(&pvid, cmd_words_b[2]))
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port_pvid_set(port, pvid);
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}
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if (cmd_compare(0, "vlan")) {
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parse_vlan();
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}
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if (cmd_compare(0, "mirror")) {
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parse_mirror();
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}
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}
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print_string("\r\n> ");
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}
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l++;
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l &= (SBUF_SIZE - 1);
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}
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}
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void cmd_parser_setup(void) __banked
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{
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l = sbuf_ptr;
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line_ptr = l;
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is_white = 1;
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}
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