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RTLPlayground/rtl837x_leds.c
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/*
* This is a driver implementation for the IGMP features for the RTL827x platform
* This code is in the Public Domain
*/
// #define REGDBG
// #define DEBUG
#define IPMC_USES_L3MC
#include <stdint.h>
#include "rtl837x_common.h"
#include "rtl837x_sfr.h"
#include "rtl837x_regs.h"
#include "rtl837x_leds.h"
#include "machine.h"
extern __code struct machine machine;
#include "uip.h"
#pragma codeseg BANK2
#pragma constseg BANK2
extern __xdata uint8_t sfr_data[4];
void leds_dump(void) __banked
{
print_string("RTL837X_PIN_MUX_0: "); print_reg(RTL837X_PIN_MUX_0); write_char('\n');
print_string("RTL837X_REG_LED_GLB_IO_EN: "); print_reg(RTL837X_REG_LED_GLB_IO_EN); write_char('\n');
print_string("RTL837X_REG_LED1_0_SET0: "); print_reg(RTL837X_REG_LED1_0_SET0); write_char('\n');
print_string("RTL837X_REG_LED3_2_SET0: "); print_reg(RTL837X_REG_LED3_2_SET0); write_char('\n');
print_string("RTL837X_REG_LED1_0_SET1: "); print_reg(RTL837X_REG_LED1_0_SET1); write_char('\n');
print_string("RTL837X_REG_LED3_2_SET1: "); print_reg(RTL837X_REG_LED3_2_SET1); write_char('\n');
print_string("RTL837X_REG_LED1_0_SET2: "); print_reg(RTL837X_REG_LED1_0_SET2); write_char('\n');
print_string("RTL837X_REG_LED3_2_SET2: "); print_reg(RTL837X_REG_LED3_2_SET2); write_char('\n');
print_string("RTL837X_REG_LED1_0_SET3: "); print_reg(RTL837X_REG_LED1_0_SET3); write_char('\n');
print_string("RTL837X_REG_LED3_2_SET3: "); print_reg(RTL837X_REG_LED3_2_SET3); write_char('\n');
print_string("RTL837X_REG_LED3_0_SET1: "); print_reg(RTL837X_REG_LED3_0_SET1); write_char('\n');
print_string("RTL837X_REG_LED3_0_SET3: "); print_reg(RTL837X_REG_LED3_0_SET3); write_char('\n');
print_string("RTL837X_LED_PORT_SET_SEL: "); print_reg(RTL837X_LED_PORT_SET_SEL); write_char('\n');
print_string("RTL837X_REG_LED_GLB_MUX_1: "); print_reg(RTL837X_REG_LED_GLB_MUX_1); write_char('\n');
print_string("RTL837X_REG_LED_GLB_MUX_2: "); print_reg(RTL837X_REG_LED_GLB_MUX_2); write_char('\n');
print_string("RTL837X_REG_LED_GLB_MUX_3: "); print_reg(RTL837X_REG_LED_GLB_MUX_3); write_char('\n');
print_string("RTL837X_REG_LED_GLB_MUX_4: "); print_reg(RTL837X_REG_LED_GLB_MUX_4); write_char('\n');
print_string("RTL837X_REG_LED_GLB_MUX_5: "); print_reg(RTL837X_REG_LED_GLB_MUX_5); write_char('\n');
print_string("RTL837X_REG_LED_GLB_MUX_6: "); print_reg(RTL837X_REG_LED_GLB_MUX_6); write_char('\n');
print_string("RTL837X_REG_LED_GLB_ACTIVE: "); print_reg(RTL837X_REG_LED_GLB_ACTIVE); write_char('\n');
print_string("RTL837X_REG_LED_MODE: "); print_reg(RTL837X_REG_LED_MODE); write_char('\n');
print_string("LED pad Configuration:\n");
for (uint8_t i = 0; i < 28; i++) {
print_byte(i);
write_char(' ');
}
write_char('\n');
for (uint8_t i = 0; i < 28; i++) {
switch (i % 5) {
case 0: // 0
reg_read_m(RTL837X_REG_LED_GLB_MUX_1 + (i / 5) * 4);
print_byte(sfr_data[3] & 0x3f);
break;
case 1: // 6
print_byte(((sfr_data[3] >> 6) | (sfr_data[2] << 2)) & 0x3f);
break;
case 2: // 12
print_byte(((sfr_data[1] << 4) | (sfr_data[2] >> 4)) & 0x3f);
break;
case 3: // 18
print_byte((sfr_data[1] >> 2) & 0x3f);
break;
case 4: // 24
print_byte(sfr_data[0] & 0x3f);
break;
}
write_char(' ');
}
write_char('\n');
print_string("LED-set Configuration:\n");
print_string("LED-ID\t\t0\t\t1\t\t2\t\t3\n");
for (__xdata uint8_t set = 0; set < 4; set++) {
print_string("SET "); write_char('0' + set); write_char(':');
for (__xdata uint8_t ledid = 0; ledid < 4; ledid++) {
print_string("\t ");
uint8_t b;
if (set < 2) {
reg_read_m(RTL837X_REG_LED3_0_SET1);
b = sfr_data[3-((set << 1) + (ledid >> 1))];
print_byte(ledid & 1 ? b >> 4 : b & 0xf);
} else {
reg_read_m(RTL837X_REG_LED3_0_SET3);
b = sfr_data[3-(((set-2) << 1) + (ledid >> 1))];
print_byte(ledid & 1 ? b >> 4 : b & 0xf);
}
reg_read_m(RTL837X_REG_LED1_0_SET0 - set * 8 - ((ledid >> 1) * 4));
if (! (ledid & 1)) { // LEDID 0, 2
print_byte(sfr_data[2]); print_byte(sfr_data[3]);
} else {
print_byte(sfr_data[0]); print_byte(sfr_data[1]);
}
}
write_char('\n');
}
for (uint8_t i = machine.min_port; i <= machine.max_port; i++) {
reg_read_m(RTL837X_LED_PORT_SET_SEL);
__xdata uint8_t set = sfr_data[3 - (i >> 2)];
set = (set >> ((i & 3) << 1));
print_string("Port "); write_char('0' + i); print_string(": SET ");
write_char('0' + set);
print_string(": ");
for (__xdata uint8_t ledid = 0; ledid < 4; ledid++) {
write_char('(');
reg_read_m(RTL837X_REG_LED1_0_SET0 - set * 8 - ((ledid >> 1) * 4));
if (ledid & 1) { // LEDID 1, 3
sfr_data[2] = sfr_data[0];
sfr_data[3] = sfr_data[1];
}
if (sfr_data[3] & 0x01)
print_string(" 2G5");
if (sfr_data[3] & 0x02)
print_string(" TWO_1G");
if (sfr_data[3] & 0x04)
print_string(" 1G");
if (sfr_data[3] & 0x08)
print_string(" 500M");
if (sfr_data[3] & 0x10)
print_string(" 100M");
if (sfr_data[3] & 0x20)
print_string(" 10M");
if (sfr_data[3] & 0x40)
print_string(" LINK");
if (sfr_data[3] & 0x80)
print_string(" LINK_FLASH");
if (sfr_data[2] & 0x01)
print_string(" ACT");
if (sfr_data[2] & 0x02)
print_string(" RX");
if (sfr_data[2] & 0x04)
print_string(" TX");
if (sfr_data[2] & 0x08)
print_string(" COL");
if (sfr_data[2] & 0x10)
print_string(" DUPLEX");
if (sfr_data[2] & 0x20)
print_string(" TRAINING");
if (sfr_data[2] & 0x40)
print_string(" MASTER");
__xdata uint8_t b;
if (set < 2) {
reg_read_m(RTL837X_REG_LED3_0_SET1);
b = sfr_data[3-((set << 1) + (ledid >> 1))];
} else {
reg_read_m(RTL837X_REG_LED3_0_SET3);
b = sfr_data[3-(((set-2) << 1) + (ledid >> 1))];
}
b = ledid & 1 ? b >> 4 : b & 0xf;
if (b & 0x1)
print_string(" 10G");
if (b & 0x2)
print_string(" TWO_5G");
if (b & 0x4)
print_string(" 5G");
if (b & 0x8)
print_string(" TWO_2G5");
print_string("), ");
}
write_char('\n');
}
}
void leds_setup(void) __banked
{
print_string("leds_setup called\n");
REG_SET(RTL837X_REG_LED_MODE, 0x0021e6b0);
// Disable RLDP (Realtek Loop Detection Protocol) LEDs on loop detection
reg_read_m(RTL837X_REG_LED_RLDP_1);
sfr_mask_data(0, 0x03, 0);
reg_write_m(RTL837X_REG_LED_RLDP_1);
// Set up all Port-LEDs to belong to RLDP
sfr_data[3] = sfr_data[2] = sfr_data[1] = sfr_data[0] = 0;
for (uint8_t i = machine.min_port; i <= (machine.max_port > 7 ? 7 : machine.max_port); i++)
sfr_data[3 - (i >> 2)] |= i & 1 ? 0xf0 : 0x0f;
reg_write_m(RTL837X_REG_LED_RLDP_2);
if (machine.max_port == 8)
REG_SET(RTL837X_REG_LED_RLDP_3, 0x0000000f); // Port 8
// Configure high LEDs 27-29: mux and LED enable
if (machine.high_leds.mux & LED_27)
reg_bit_set(RTL837X_PIN_MUX_0, 27);
else
reg_bit_clear(RTL837X_PIN_MUX_0, 27);
// SYSTEM LED
if (machine.high_leds.mux & LED_28_SYS)
reg_bit_set(RTL837X_PIN_MUX_0, 28);
else
reg_bit_clear(RTL837X_PIN_MUX_0, 28);
if (machine.high_leds.mux & LED_29)
reg_bit_set(RTL837X_PIN_MUX_0, 29);
else
reg_bit_clear(RTL837X_PIN_MUX_0, 29);
if (machine.high_leds.enable & LED_27)
reg_bit_set(RTL837X_REG_LED_GLB_IO_EN, 27);
else
reg_bit_clear(RTL837X_REG_LED_GLB_IO_EN, 27);
// SYSTEM LED
if (machine.high_leds.enable & LED_28_SYS)
reg_bit_set(RTL837X_REG_LED_GLB_IO_EN, 28);
else
reg_bit_clear(RTL837X_REG_LED_GLB_IO_EN, 28);
if (machine.high_leds.enable & LED_29)
reg_bit_set(RTL837X_REG_LED_GLB_IO_EN, 29);
else
reg_bit_clear(RTL837X_REG_LED_GLB_IO_EN, 29);
// Configure the LED-mux
if (machine.led_mux_custom) {
print_string("Configuring custom LED-muxes: ");
for (uint8_t i = 0; i < 28; i++) {
switch (i % 5) {
case 0: // 0
sfr_data[3] = machine.led_mux[i];
break;
case 1: // 6
sfr_data[3] |= machine.led_mux[i] << 6;
sfr_data[2] = machine.led_mux[i] >> 2;
break;
case 2: // 12
sfr_data[2] |= machine.led_mux[i] << 4;
sfr_data[1] = machine.led_mux[i] >> 4;
break;
case 3: // 18
sfr_data[1] |= machine.led_mux[i] << 2;
break;
case 4: // 24
sfr_data[0] = machine.led_mux[i];
print_sfr_data(); write_char(' ');
reg_write_m(RTL837X_REG_LED_GLB_MUX_1 + (i / 5) * 4);
break;
}
write_char(' ');
}
sfr_data[0] = 0; sfr_data[1] &= 0xf;
print_sfr_data(); write_char('\n');
reg_write_m(RTL837X_REG_LED_GLB_MUX_6);
}
// Configure the LED-set of a port
sfr_data[3] = sfr_data[2] = sfr_data[1] = sfr_data[0] = 0;
for (uint8_t i = machine.min_port; i <= machine.max_port; i++)
sfr_data[3 - (i >> 2)] |= machine.port_led_set[i] << ((i & 3) << 1);
reg_write_m(RTL837X_LED_PORT_SET_SEL);
// Configure the LED-sets
sfr_data[3] = sfr_data[2] = sfr_data[1] = sfr_data[0] = 0;
reg_write_m(RTL837X_REG_LED3_0_SET1);
reg_write_m(RTL837X_REG_LED3_0_SET3);
__code uint8_t * __xdata lptr = &machine.led_sets[0][0];
for (__xdata uint8_t set = 0; set < 4; set++) {
sfr_data[0] = *(lptr + 5);
sfr_data[1] = *(lptr + 4);
sfr_data[2] = *(lptr + 1);
sfr_data[3] = *(lptr);
reg_write_m(RTL837X_REG_LED1_0_SET0 - set * 8);
if (set < 2) {
reg_read_m(RTL837X_REG_LED3_0_SET1);
sfr_data[3 - (set << 1)] = (*(lptr + 6) << 4) | (*(lptr + 2));
reg_write_m(RTL837X_REG_LED3_0_SET1);
} else {
reg_read_m(RTL837X_REG_LED3_0_SET3);
sfr_data[3 - (set << 1)] = (*(lptr + 6) << 4) | (*(lptr + 2));
reg_write_m(RTL837X_REG_LED3_0_SET3);
}
lptr += 8;
sfr_data[0] = *(lptr + 5);
sfr_data[1] = *(lptr + 4);
sfr_data[2] = *(lptr + 1);
sfr_data[3] = *(lptr);
reg_write_m(RTL837X_REG_LED1_0_SET0 - set * 8 - 4);
if (set < 2) {
reg_read_m(RTL837X_REG_LED3_0_SET1);
sfr_data[2 - (set << 1)] = (*(lptr + 6) << 4) | (*(lptr + 2));
reg_write_m(RTL837X_REG_LED3_0_SET1);
} else {
reg_read_m(RTL837X_REG_LED3_0_SET3);
sfr_data[2 - (set << 1)] = (*(lptr + 6) << 4) | (*(lptr + 2));
reg_write_m(RTL837X_REG_LED3_0_SET3);
}
lptr += 8;
}
print_string("leds_setup done\n");
}
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