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|
/* Copyright 2001 Sun Microsystems (thockin@sun.com) */
#include <stdio.h>
#include "ethtool-util.h"
static const char * const csr0_tap[4] = {
"No transmit automatic polling",
"Transmit automatic polling every 200 seconds",
"Transmit automatic polling every 800 seconds",
"Transmit automatic polling every 1.6 milliseconds",
};
static const char * const csr0_cache_al[4] = {
"not used",
"8-longword boundary alignment",
"16-longword boundary alignment",
"32-longword boundary alignment",
};
static const char * const csr5_buserr[8] = {
" Bus error: parity",
" Bus error: master abort",
" Bus error: target abort",
" Bus error: (unknown code, reserved)",
" Bus error: (unknown code, reserved)",
" Bus error: (unknown code, reserved)",
" Bus error: (unknown code, reserved)",
" Bus error: (unknown code, reserved)",
};
static const int csr6_tx_thresh[4] = {
72,
96,
128,
160,
};
static const char * const csr6_om[4] = {
"normal",
"internal loopback",
"external loopback",
"unknown (not used)",
};
static const char * const csr5_tx_state[8] = {
"stopped",
"running: fetch desc",
"running: wait xmit end",
"running: read buf",
"unknown (reserved)",
"running: setup packet",
"suspended",
"running: close desc",
};
static const char * const csr5_rx_state[8] = {
"stopped",
"running: fetch desc",
"running: chk pkt end",
"running: wait for pkt",
"suspended",
"running: close",
"running: flush",
"running: queue",
};
static const char * const csr12_nway_state[8] = {
"Autonegotiation disable",
"Transmit disable",
"Ability detect",
"Acknowledge detect",
"Complete acknowledge",
"FLP link good, nway complete",
"Link check",
"unknown (reserved)",
};
static const char * const csr14_tp_comp[4] = {
"Compensation Disabled Mode",
"Compensation Disabled Mode",
"High Power Mode",
"Normal Compensation Mode",
};
static void
print_ring_addresses(u32 csr3, u32 csr4)
{
fprintf(stdout,
"0x18: CSR3 (Rx Ring Base Address) 0x%08x\n"
"0x20: CSR4 (Tx Ring Base Address) 0x%08x\n"
,
csr3,
csr4);
}
static void
print_rx_missed(u32 csr8)
{
fprintf(stdout,
"0x40: CSR8 (Missed Frames Counter) 0x%08x\n", csr8);
if (csr8 & (1 << 16))
fprintf(stdout,
" Counter overflow\n");
else {
unsigned int rx_missed = csr8 & 0xffff;
if (!rx_missed)
fprintf(stdout,
" No missed frames\n");
else
fprintf(stdout,
" %u missed frames\n", rx_missed);
}
}
static void
de21040_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)
{
u32 tmp, v, *data = (u32 *)regs->data;
fprintf(stdout, "21040 Registers\n");
fprintf(stdout, "---------------\n");
/*
* CSR0
*/
v = data[0];
fprintf(stdout,
"0x00: CSR0 (Bus Mode) 0x%08x\n"
" %s\n"
" %s address space\n"
" Cache alignment: %s\n"
,
v,
csr0_tap[(v >> 17) & 3],
v & (1 << 16) ? "Diagnostic" : "Standard",
csr0_cache_al[(v >> 14) & 3]);
tmp = (v >> 8) & 0x3f;
if (tmp == 0)
fprintf(stdout, " Programmable burst length unlimited\n");
else
fprintf(stdout,
" Programmable burst length %d longwords\n",
tmp);
fprintf(stdout,
" %s endian data buffers\n"
" Descriptor skip length %d longwords\n"
" %s bus arbitration scheme\n"
,
v & (1 << 7) ? "Big" : "Little",
(v >> 2) & 0x1f,
v & (1 << 1) ? "Round-robin" : "RX-has-priority");
if (v & (1 << 0))
fprintf(stdout, " Software reset asserted\n");
/*
* CSR3, 4
*/
print_ring_addresses(data[3], data[4]);
/*
* CSR5
*/
v = data[5];
fprintf(stdout,
"0x28: CSR5 (Status) 0x%08x\n"
"%s"
" Transmit process %s\n"
" Receive process %s\n"
" Link %s\n"
,
v,
v & (1 << 13) ? csr5_buserr[(v >> 23) & 0x7] : "",
csr5_tx_state[(v >> 20) & 0x7],
csr5_rx_state[(v >> 17) & 0x7],
v & (1 << 12) ? "fail" : "OK");
if (v & (1 << 16))
fprintf(stdout,
" Normal interrupts: %s%s%s\n"
,
v & (1 << 0) ? "TxOK " : "",
v & (1 << 2) ? "TxNoBufs " : "",
v & (1 << 6) ? "RxOK" : "");
if (v & (1 << 15))
fprintf(stdout,
" Abnormal intr: %s%s%s%s%s%s%s%s\n"
,
v & (1 << 1) ? "TxStop " : "",
v & (1 << 3) ? "TxJabber " : "",
v & (1 << 5) ? "TxUnder " : "",
v & (1 << 7) ? "RxNoBufs " : "",
v & (1 << 8) ? "RxStopped " : "",
v & (1 << 9) ? "RxTimeout " : "",
v & (1 << 10) ? "AUI_TP " : "",
v & (1 << 11) ? "FD_Short " : "");
/*
* CSR6
*/
v = data[6];
fprintf(stdout,
"0x30: CSR6 (Operating Mode) 0x%08x\n"
"%s"
"%s"
" Transmit threshold %d bytes\n"
" Transmit DMA %sabled\n"
"%s"
" Operating mode: %s\n"
" %s duplex\n"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
" Receive DMA %sabled\n"
" %s filtering mode\n"
,
v,
v & (1<<17) ? " Capture effect enabled\n" : "",
v & (1<<16) ? " Back pressure enabled\n" : "",
csr6_tx_thresh[(v >> 14) & 3],
v & (1<<13) ? "en" : "dis",
v & (1<<12) ? " Forcing collisions\n" : "",
csr6_om[(v >> 10) & 3],
v & (1<<9) ? "Full" : "Half",
v & (1<<8) ? " Flaky oscillator disable\n" : "",
v & (1<<7) ? " Pass All Multicast\n" : "",
v & (1<<6) ? " Promisc Mode\n" : "",
v & (1<<5) ? " Start/Stop Backoff Counter\n" : "",
v & (1<<4) ? " Inverse Filtering\n" : "",
v & (1<<3) ? " Pass Bad Frames\n" : "",
v & (1<<2) ? " Hash-only Filtering\n" : "",
v & (1<<1) ? "en" : "dis",
v & (1<<0) ? "Hash" : "Perfect");
/*
* CSR7
*/
v = data[7];
fprintf(stdout,
"0x38: CSR7 (Interrupt Mask) 0x%08x\n"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
,
v,
v & (1<<16) ? " Normal interrupt summary\n" : "",
v & (1<<15) ? " Abnormal interrupt summary\n" : "",
v & (1<<13) ? " System error\n" : "",
v & (1<<12) ? " Link fail\n" : "",
v & (1<<11) ? " Full duplex\n" : "",
v & (1<<10) ? " AUI_TP pin\n" : "",
v & (1<<9) ? " Receive watchdog timeout\n" : "",
v & (1<<8) ? " Receive stopped\n" : "",
v & (1<<7) ? " Receive buffer unavailable\n" : "",
v & (1<<6) ? " Receive interrupt\n" : "",
v & (1<<5) ? " Transmit underflow\n" : "",
v & (1<<3) ? " Transmit jabber timeout\n" : "",
v & (1<<2) ? " Transmit buffer unavailable\n" : "",
v & (1<<1) ? " Transmit stopped\n" : "",
v & (1<<0) ? " Transmit interrupt\n" : "");
/*
* CSR8
*/
print_rx_missed(data[8]);
/*
* CSR9
*/
v = data[9];
fprintf(stdout,
"0x48: CSR9 (Ethernet Address ROM) 0x%08x\n", v);
/*
* CSR11
*/
v = data[11];
fprintf(stdout,
"0x58: CSR11 (Full Duplex Autoconfig) 0x%08x\n", v);
/*
* CSR12
*/
v = data[12];
fprintf(stdout,
"0x60: CSR12 (SIA Status) 0x%08x\n"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
" AUI_TP pin: %s\n"
,
v,
v & (1<<7) ? " PLL sampler high\n" : "",
v & (1<<6) ? " PLL sampler low\n" : "",
v & (1<<5) ? " PLL self-test pass\n" : "",
v & (1<<4) ? " PLL self-test done\n" : "",
v & (1<<3) ? " Autopolarity state\n" : "",
v & (1<<2) ? " Link fail\n" : "",
v & (1<<1) ? " Network connection error\n" : "",
v & (1<<0) ? "AUI" : "TP");
/*
* CSR13
*/
v = data[13];
fprintf(stdout,
"0x68: CSR13 (SIA Connectivity) 0x%08x\n"
"%s"
"%s"
"%s"
"%s"
" External port output multiplexer select: %u%u%u%u\n"
"%s"
"%s"
"%s"
"%s"
" %s interface selected\n"
"%s"
"%s"
"%s"
,
v,
v & (1<<15) ? " Enable pins 5, 6, 7\n" : "",
v & (1<<14) ? " Enable pins 2, 4\n" : "",
v & (1<<13) ? " Enable pins 1, 3\n" : "",
v & (1<<12) ? " Input enable\n" : "",
v & (1<<11) ? 1 : 0,
v & (1<<10) ? 1 : 0,
v & (1<<9) ? 1 : 0,
v & (1<<8) ? 1 : 0,
v & (1<<7) ? " APLL start\n" : "",
v & (1<<6) ? " Serial interface input multiplexer\n" : "",
v & (1<<5) ? " Encoder input multiplexer\n" : "",
v & (1<<4) ? " SIA PLL external input enable\n" : "",
v & (1<<3) ? "AUI" : "10base-T",
v & (1<<2) ? " CSR autoconfiguration\n" : "",
v & (1<<1) ? " AUI_TP pin autoconfiguration\n" : "",
v & (1<<0) ? " SIA reset\n" : "");
/*
* CSR14
*/
v = data[14];
fprintf(stdout,
"0x70: CSR14 (SIA Transmit and Receive) 0x%08x\n"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
" %s\n"
"%s"
"%s"
"%s"
"%s"
,
v,
v & (1<<14) ? " Set polarity plus\n" : "",
v & (1<<13) ? " Autopolarity enable\n" : "",
v & (1<<12) ? " Link test enable\n" : "",
v & (1<<11) ? " Heartbeat enable\n" : "",
v & (1<<10) ? " Collision detect enable\n" : "",
v & (1<<9) ? " Collision squelch enable\n" : "",
v & (1<<8) ? " Receive squelch enable\n" : "",
csr14_tp_comp[(v >> 4) & 0x3],
v & (1<<3) ? " Link pulse send enable\n" : "",
v & (1<<2) ? " Driver enable\n" : "",
v & (1<<1) ? " Loopback enable\n" : "",
v & (1<<0) ? " Encoder enable\n" : "");
/*
* CSR15
*/
v = data[15];
fprintf(stdout,
"0x78: CSR15 (SIA General) 0x%08x\n"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
,
v,
v & (1<<13) ? " Force receiver low\n" : "",
v & (1<<12) ? " PLL self-test start\n" : "",
v & (1<<11) ? " Force link fail\n" : "",
v & (1<<9) ? " Force unsquelch\n" : "",
v & (1<<8) ? " Test clock\n" : "",
v & (1<<5) ? " Receive watchdog release\n" : "",
v & (1<<4) ? " Receive watchdog disable\n" : "",
v & (1<<2) ? " Jabber clock\n" : "",
v & (1<<1) ? " Host unjab\n" : "",
v & (1<<0) ? " Jabber disable\n" : "");
}
static void
de21041_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)
{
u32 tmp, v, *data = (u32 *)regs->data;
fprintf(stdout, "21041 Registers\n");
fprintf(stdout, "---------------\n");
/*
* CSR0
*/
v = data[0];
fprintf(stdout,
"0x00: CSR0 (Bus Mode) 0x%08x\n"
" %s endian descriptors\n"
" %s\n"
" %s address space\n"
" Cache alignment: %s\n"
,
v,
v & (1 << 20) ? "Big" : "Little",
csr0_tap[(v >> 17) & 3],
v & (1 << 16) ? "Diagnostic" : "Standard",
csr0_cache_al[(v >> 14) & 3]);
tmp = (v >> 8) & 0x3f;
if (tmp == 0)
fprintf(stdout, " Programmable burst length unlimited\n");
else
fprintf(stdout,
" Programmable burst length %d longwords\n",
tmp);
fprintf(stdout,
" %s endian data buffers\n"
" Descriptor skip length %d longwords\n"
" %s bus arbitration scheme\n"
,
v & (1 << 7) ? "Big" : "Little",
(v >> 2) & 0x1f,
v & (1 << 1) ? "Round-robin" : "RX-has-priority");
if (v & (1 << 0))
fprintf(stdout, " Software reset asserted\n");
/*
* CSR3, 4
*/
print_ring_addresses(data[3], data[4]);
/*
* CSR5
*/
v = data[5];
fprintf(stdout,
"0x28: CSR5 (Status) 0x%08x\n"
"%s"
" Transmit process %s\n"
" Receive process %s\n"
" Link %s\n"
,
v,
v & (1 << 13) ? csr5_buserr[(v >> 23) & 0x7] : "",
csr5_tx_state[(v >> 20) & 0x7],
csr5_rx_state[(v >> 17) & 0x7],
v & (1 << 12) ? "fail" : "OK");
if (v & (1 << 16))
fprintf(stdout,
" Normal interrupts: %s%s%s%s%s\n"
,
v & (1 << 0) ? "TxOK " : "",
v & (1 << 2) ? "TxNoBufs " : "",
v & (1 << 6) ? "RxOK" : "",
v & (1 << 11) ? "TimerExp " : "",
v & (1 << 14) ? "EarlyRx " : "");
if (v & (1 << 15))
fprintf(stdout,
" Abnormal intr: %s%s%s%s%s%s%s\n"
,
v & (1 << 1) ? "TxStop " : "",
v & (1 << 3) ? "TxJabber " : "",
v & (1 << 4) ? "ANC " : "",
v & (1 << 5) ? "TxUnder " : "",
v & (1 << 7) ? "RxNoBufs " : "",
v & (1 << 8) ? "RxStopped " : "",
v & (1 << 9) ? "RxTimeout " : "");
/*
* CSR6
*/
v = data[6];
fprintf(stdout,
"0x30: CSR6 (Operating Mode) 0x%08x\n"
"%s"
"%s"
" Transmit threshold %d bytes\n"
" Transmit DMA %sabled\n"
"%s"
" Operating mode: %s\n"
" %s duplex\n"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
" Receive DMA %sabled\n"
" %s filtering mode\n"
,
v,
v & (1<<31) ? " Special capture effect enabled\n" : "",
v & (1<<17) ? " Capture effect enabled\n" : "",
csr6_tx_thresh[(v >> 14) & 3],
v & (1<<13) ? "en" : "dis",
v & (1<<12) ? " Forcing collisions\n" : "",
csr6_om[(v >> 10) & 3],
v & (1<<9) ? "Full" : "Half",
v & (1<<8) ? " Flaky oscillator disable\n" : "",
v & (1<<7) ? " Pass All Multicast\n" : "",
v & (1<<6) ? " Promisc Mode\n" : "",
v & (1<<5) ? " Start/Stop Backoff Counter\n" : "",
v & (1<<4) ? " Inverse Filtering\n" : "",
v & (1<<3) ? " Pass Bad Frames\n" : "",
v & (1<<2) ? " Hash-only Filtering\n" : "",
v & (1<<1) ? "en" : "dis",
v & (1<<0) ? "Hash" : "Perfect");
/*
* CSR7
*/
v = data[7];
fprintf(stdout,
"0x38: CSR7 (Interrupt Mask) 0x%08x\n"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
,
v,
v & (1<<16) ? " Normal interrupt summary\n" : "",
v & (1<<15) ? " Abnormal interrupt summary\n" : "",
v & (1<<14) ? " Early receive interrupt\n" : "",
v & (1<<13) ? " System error\n" : "",
v & (1<<12) ? " Link fail\n" : "",
v & (1<<11) ? " Timer expired\n" : "",
v & (1<<9) ? " Receive watchdog timeout\n" : "",
v & (1<<8) ? " Receive stopped\n" : "",
v & (1<<7) ? " Receive buffer unavailable\n" : "",
v & (1<<6) ? " Receive interrupt\n" : "",
v & (1<<5) ? " Transmit underflow\n" : "",
v & (1<<4) ? " Link pass\n" : "",
v & (1<<3) ? " Transmit jabber timeout\n" : "",
v & (1<<2) ? " Transmit buffer unavailable\n" : "",
v & (1<<1) ? " Transmit stopped\n" : "",
v & (1<<0) ? " Transmit interrupt\n" : "");
/*
* CSR8
*/
print_rx_missed(data[8]);
/*
* CSR9
*/
v = data[9];
fprintf(stdout,
"0x48: CSR9 (Boot and Ethernet ROMs) 0x%08x\n"
" Select bits: %s%s%s%s%s%s\n"
" Data: %d%d%d%d%d%d%d%d\n"
,
v,
v & (1<<15) ? "Mode " : "",
v & (1<<14) ? "Read " : "",
v & (1<<13) ? "Write " : "",
v & (1<<12) ? "BootROM " : "",
v & (1<<11) ? "SROM " : "",
v & (1<<10) ? "ExtReg " : "",
v & (1<<7) ? 1 : 0,
v & (1<<6) ? 1 : 0,
v & (1<<5) ? 1 : 0,
v & (1<<4) ? 1 : 0,
v & (1<<3) ? 1 : 0,
v & (1<<2) ? 1 : 0,
v & (1<<1) ? 1 : 0,
v & (1<<0) ? 1 : 0);
/*
* CSR10
*/
v = data[10];
fprintf(stdout,
"0x50: CSR10 (Boot ROM Address) 0x%08x\n", v);
/*
* CSR11
*/
v = data[11];
fprintf(stdout,
"0x58: CSR11 (General Purpose Timer) 0x%08x\n"
"%s"
" Timer value: %u cycles\n"
,
v,
v & (1<<16) ? " Continuous mode\n" : "",
v & 0xffff);
/*
* CSR12
*/
v = data[12];
fprintf(stdout,
"0x60: CSR12 (SIA Status) 0x%08x\n"
" Link partner code word 0x%04x\n"
"%s"
" NWay state: %s\n"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
,
v,
v >> 16,
v & (1<<15) ? " Link partner negotiable\n" : "",
csr12_nway_state[(v >> 12) & 0x7],
v & (1<<11) ? " Transmit remote fault\n" : "",
v & (1<<10) ? " Unstable NLP detected\n" : "",
v & (1<<9) ? " Non-selected port receive activity\n" : "",
v & (1<<8) ? " Selected port receive activity\n" : "",
v & (1<<7) ? " PLL sampler high\n" : "",
v & (1<<6) ? " PLL sampler low\n" : "",
v & (1<<5) ? " PLL self-test pass\n" : "",
v & (1<<4) ? " PLL self-test done\n" : "",
v & (1<<3) ? " Autopolarity state\n" : "",
v & (1<<2) ? " Link fail\n" : "",
v & (1<<1) ? " Network connection error\n" : "");
/*
* CSR13
*/
v = data[13];
fprintf(stdout,
"0x68: CSR13 (SIA Connectivity) 0x%08x\n"
" SIA Diagnostic Mode 0x%04x\n"
" %s\n"
"%s"
"%s"
,
v,
(v >> 4) & 0xfff,
v & (1<<3) ? "AUI/BNC port" : "10base-T port",
v & (1<<2) ? " CSR autoconfiguration enabled\n" : "",
v & (1<<0) ? " SIA register reset asserted\n" : "");
/*
* CSR14
*/
v = data[14];
fprintf(stdout,
"0x70: CSR14 (SIA Transmit and Receive) 0x%08x\n"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
" %s\n"
"%s"
"%s"
"%s"
"%s"
,
v,
v & (1<<15) ? " 10base-T/AUI autosensing\n" : "",
v & (1<<14) ? " Set polarity plus\n" : "",
v & (1<<13) ? " Autopolarity enable\n" : "",
v & (1<<12) ? " Link test enable\n" : "",
v & (1<<11) ? " Heartbeat enable\n" : "",
v & (1<<10) ? " Collision detect enable\n" : "",
v & (1<<9) ? " Collision squelch enable\n" : "",
v & (1<<8) ? " Receive squelch enable\n" : "",
v & (1<<7) ? " Autonegotiation enable\n" : "",
v & (1<<6) ? " Must Be One\n" : "",
csr14_tp_comp[(v >> 4) & 0x3],
v & (1<<3) ? " Link pulse send enable\n" : "",
v & (1<<2) ? " Driver enable\n" : "",
v & (1<<1) ? " Loopback enable\n" : "",
v & (1<<0) ? " Encoder enable\n" : "");
/*
* CSR15
*/
v = data[15];
fprintf(stdout,
"0x78: CSR15 (SIA General) 0x%08x\n"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
"%s"
" %s port selected\n"
"%s"
"%s"
"%s"
,
v,
v & (1<<15) ? " GP LED2 on\n" : "",
v & (1<<14) ? " GP LED2 enable\n" : "",
v & (1<<13) ? " Force receiver low\n" : "",
v & (1<<12) ? " PLL self-test start\n" : "",
v & (1<<11) ? " LED stretch disable\n" : "",
v & (1<<10) ? " Force link fail\n" : "",
v & (1<<9) ? " Force unsquelch\n" : "",
v & (1<<8) ? " Test clock\n" : "",
v & (1<<7) ? " GP LED1 on\n" : "",
v & (1<<6) ? " GP LED1 enable\n" : "",
v & (1<<5) ? " Receive watchdog release\n" : "",
v & (1<<4) ? " Receive watchdog disable\n" : "",
v & (1<<3) ? "AUI" : "BNC",
v & (1<<2) ? " Jabber clock\n" : "",
v & (1<<1) ? " Host unjab\n" : "",
v & (1<<0) ? " Jabber disable\n" : "");
}
int
de2104x_dump_regs(struct ethtool_drvinfo *info, struct ethtool_regs *regs)
{
unsigned int de21040 = regs->version & 1;
if (de21040)
de21040_dump_regs(info, regs);
else
de21041_dump_regs(info, regs);
return 0;
}
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