From ecf1d2741d95f5f84e31dc1d0bef149d8ff1f0a3 Mon Sep 17 00:00:00 2001 From: Tom Rini Date: Tue, 2 Aug 2022 07:33:35 -0400 Subject: [PATCH] net: Remove smc91111 ethernet driver This driver has not been converted to DM_ETH. The migration deadline passed 2 years ago. Cc: Linus Walleij Cc: David Feng Cc: Liviu Dudau Cc: Andre Przywara Signed-off-by: Tom Rini Acked-by: Ramon Fried --- README | 14 - board/armltd/integrator/integrator.c | 3 - board/armltd/vexpress64/vexpress64.c | 3 - drivers/net/Makefile | 1 - drivers/net/smc91111.c | 1307 ------------------------- drivers/net/smc91111.h | 632 ------------ examples/standalone/Makefile | 1 - examples/standalone/smc91111_eeprom.c | 372 ------- include/configs/integratorcp.h | 8 - include/configs/vexpress_aemv8.h | 6 - 10 files changed, 2347 deletions(-) delete mode 100644 drivers/net/smc91111.c delete mode 100644 drivers/net/smc91111.h delete mode 100644 examples/standalone/smc91111_eeprom.c diff --git a/README b/README index a6c306149c..98185af624 100644 --- a/README +++ b/README @@ -565,20 +565,6 @@ The following options need to be configured: CONFIG_LAN91C96_USE_32_BIT Define this to enable 32 bit addressing - CONFIG_SMC91111 - Support for SMSC's LAN91C111 chip - - CONFIG_SMC91111_BASE - Define this to hold the physical address - of the device (I/O space) - - CONFIG_SMC_USE_32_BIT - Define this if data bus is 32 bits - - CONFIG_SMC_USE_IOFUNCS - Define this to use i/o functions instead of macros - (some hardware wont work with macros) - CONFIG_SYS_DAVINCI_EMAC_PHY_COUNT Define this if you have more then 3 PHYs. diff --git a/board/armltd/integrator/integrator.c b/board/armltd/integrator/integrator.c index e734ceae88..4959a7fd6d 100644 --- a/board/armltd/integrator/integrator.c +++ b/board/armltd/integrator/integrator.c @@ -179,9 +179,6 @@ extern void dram_query(void); int board_eth_init(struct bd_info *bis) { int rc = 0; -#ifdef CONFIG_SMC91111 - rc = smc91111_initialize(0, CONFIG_SMC91111_BASE); -#endif return rc; } #endif diff --git a/board/armltd/vexpress64/vexpress64.c b/board/armltd/vexpress64/vexpress64.c index 709ebf3fb0..05a7a25c32 100644 --- a/board/armltd/vexpress64/vexpress64.c +++ b/board/armltd/vexpress64/vexpress64.c @@ -200,9 +200,6 @@ int board_eth_init(struct bd_info *bis) { int rc = 0; #ifndef CONFIG_DM_ETH -#ifdef CONFIG_SMC91111 - rc = smc91111_initialize(0, CONFIG_SMC91111_BASE); -#endif #ifdef CONFIG_SMC911X rc = smc911x_initialize(0, CONFIG_SMC911X_BASE); #endif diff --git a/drivers/net/Makefile b/drivers/net/Makefile index 054ec68470..7b55063527 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -79,7 +79,6 @@ obj-$(CONFIG_RTL8139) += rtl8139.o obj-$(CONFIG_RTL8169) += rtl8169.o obj-$(CONFIG_SH_ETHER) += sh_eth.o obj-$(CONFIG_SJA1105) += sja1105.o -obj-$(CONFIG_SMC91111) += smc91111.o obj-$(CONFIG_SMC911X) += smc911x.o obj-$(CONFIG_SNI_AVE) += sni_ave.o obj-$(CONFIG_SNI_NETSEC) += sni_netsec.o diff --git a/drivers/net/smc91111.c b/drivers/net/smc91111.c deleted file mode 100644 index 61d7f3df69..0000000000 --- a/drivers/net/smc91111.c +++ /dev/null @@ -1,1307 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/*------------------------------------------------------------------------ - . smc91111.c - . This is a driver for SMSC's 91C111 single-chip Ethernet device. - . - . (C) Copyright 2002 - . Sysgo Real-Time Solutions, GmbH - . Rolf Offermanns - . - . Copyright (C) 2001 Standard Microsystems Corporation (SMSC) - . Developed by Simple Network Magic Corporation (SNMC) - . Copyright (C) 1996 by Erik Stahlman (ES) - . - . - . Information contained in this file was obtained from the LAN91C111 - . manual from SMC. To get a copy, if you really want one, you can find - . information under www.smsc.com. - . - . - . "Features" of the SMC chip: - . Integrated PHY/MAC for 10/100BaseT Operation - . Supports internal and external MII - . Integrated 8K packet memory - . EEPROM interface for configuration - . - . Arguments: - . io = for the base address - . irq = for the IRQ - . - . author: - . Erik Stahlman ( erik@vt.edu ) - . Daris A Nevil ( dnevil@snmc.com ) - . - . - . Hardware multicast code from Peter Cammaert ( pc@denkart.be ) - . - . Sources: - . o SMSC LAN91C111 databook (www.smsc.com) - . o smc9194.c by Erik Stahlman - . o skeleton.c by Donald Becker ( becker@cesdis.gsfc.nasa.gov ) - . - . History: - . 06/19/03 Richard Woodruff Made u-boot environment aware and added mac addr checks. - . 10/17/01 Marco Hasewinkel Modify for DNP/1110 - . 07/25/01 Woojung Huh Modify for ADS Bitsy - . 04/25/01 Daris A Nevil Initial public release through SMSC - . 03/16/01 Daris A Nevil Modified smc9194.c for use with LAN91C111 - ----------------------------------------------------------------------------*/ - -#include -#include -#include -#include -#include -#include "smc91111.h" -#include - -/* Use power-down feature of the chip */ -#define POWER_DOWN 0 - -#define NO_AUTOPROBE - -#define SMC_DEBUG 0 - -#if SMC_DEBUG > 1 -static const char version[] = - "smc91111.c:v1.0 04/25/01 by Daris A Nevil (dnevil@snmc.com)\n"; -#endif - -/* Autonegotiation timeout in seconds */ -#ifndef CONFIG_SMC_AUTONEG_TIMEOUT -#define CONFIG_SMC_AUTONEG_TIMEOUT 10 -#endif - -/*------------------------------------------------------------------------ - . - . Configuration options, for the experienced user to change. - . - -------------------------------------------------------------------------*/ - -/* - . Wait time for memory to be free. This probably shouldn't be - . tuned that much, as waiting for this means nothing else happens - . in the system -*/ -#define MEMORY_WAIT_TIME 16 - - -#if (SMC_DEBUG > 2 ) -#define PRINTK3(args...) printf(args) -#else -#define PRINTK3(args...) -#endif - -#if SMC_DEBUG > 1 -#define PRINTK2(args...) printf(args) -#else -#define PRINTK2(args...) -#endif - -#ifdef SMC_DEBUG -#define PRINTK(args...) printf(args) -#else -#define PRINTK(args...) -#endif - - -/*------------------------------------------------------------------------ - . - . The internal workings of the driver. If you are changing anything - . here with the SMC stuff, you should have the datasheet and know - . what you are doing. - . - -------------------------------------------------------------------------*/ - -/* Memory sizing constant */ -#define LAN91C111_MEMORY_MULTIPLIER (1024*2) - -#ifndef CONFIG_SMC91111_BASE -#error "SMC91111 Base address must be passed to initialization funciton" -/* #define CONFIG_SMC91111_BASE 0x20000300 */ -#endif - -#define SMC_DEV_NAME "SMC91111" -#define SMC_PHY_ADDR 0x0000 -#define SMC_ALLOC_MAX_TRY 5 -#define SMC_TX_TIMEOUT 30 - -#define SMC_PHY_CLOCK_DELAY 1000 - -#define ETH_ZLEN 60 - -#ifdef CONFIG_SMC_USE_32_BIT -#define USE_32_BIT 1 -#else -#undef USE_32_BIT -#endif - -#ifdef SHARED_RESOURCES -extern void swap_to(int device_id); -#else -# define swap_to(x) -#endif - -#ifndef CONFIG_SMC91111_EXT_PHY -static void smc_phy_configure(struct eth_device *dev); -#endif /* !CONFIG_SMC91111_EXT_PHY */ - -/* - ------------------------------------------------------------ - . - . Internal routines - . - ------------------------------------------------------------ -*/ - -#ifdef CONFIG_SMC_USE_IOFUNCS -/* - * input and output functions - * - * Implemented due to inx,outx macros accessing the device improperly - * and putting the device into an unkown state. - * - * For instance, on Sharp LPD7A400 SDK, affects were chip memory - * could not be free'd (hence the alloc failures), duplicate packets, - * packets being corrupt (shifted) on the wire, etc. Switching to the - * inx,outx functions fixed this problem. - */ - -static inline word SMC_inw(struct eth_device *dev, dword offset) -{ - word v; - v = *((volatile word*)(dev->iobase + offset)); - barrier(); *(volatile u32*)(0xc0000000); - return v; -} - -static inline void SMC_outw(struct eth_device *dev, word value, dword offset) -{ - *((volatile word*)(dev->iobase + offset)) = value; - barrier(); *(volatile u32*)(0xc0000000); -} - -static inline byte SMC_inb(struct eth_device *dev, dword offset) -{ - word _w; - - _w = SMC_inw(dev, offset & ~((dword)1)); - return (offset & 1) ? (byte)(_w >> 8) : (byte)(_w); -} - -static inline void SMC_outb(struct eth_device *dev, byte value, dword offset) -{ - word _w; - - _w = SMC_inw(dev, offset & ~((dword)1)); - if (offset & 1) - *((volatile word*)(dev->iobase + (offset & ~((dword)1)))) = - (value<<8) | (_w & 0x00ff); - else - *((volatile word*)(dev->iobase + offset)) = - value | (_w & 0xff00); -} - -static inline void SMC_insw(struct eth_device *dev, dword offset, - volatile uchar* buf, dword len) -{ - volatile word *p = (volatile word *)buf; - - while (len-- > 0) { - *p++ = SMC_inw(dev, offset); - barrier(); - *((volatile u32*)(0xc0000000)); - } -} - -static inline void SMC_outsw(struct eth_device *dev, dword offset, - uchar* buf, dword len) -{ - volatile word *p = (volatile word *)buf; - - while (len-- > 0) { - SMC_outw(dev, *p++, offset); - barrier(); - *(volatile u32*)(0xc0000000); - } -} -#endif /* CONFIG_SMC_USE_IOFUNCS */ - -/* - . A rather simple routine to print out a packet for debugging purposes. -*/ -#if SMC_DEBUG > 2 -static void print_packet( byte *, int ); -#endif - -#define tx_done(dev) 1 - -static int poll4int (struct eth_device *dev, byte mask, int timeout) -{ - int tmo = get_timer (0) + timeout * CONFIG_SYS_HZ; - int is_timeout = 0; - word old_bank = SMC_inw (dev, BSR_REG); - - PRINTK2 ("Polling...\n"); - SMC_SELECT_BANK (dev, 2); - while ((SMC_inw (dev, SMC91111_INT_REG) & mask) == 0) { - if (get_timer (0) >= tmo) { - is_timeout = 1; - break; - } - } - - /* restore old bank selection */ - SMC_SELECT_BANK (dev, old_bank); - - if (is_timeout) - return 1; - else - return 0; -} - -/* Only one release command at a time, please */ -static inline void smc_wait_mmu_release_complete (struct eth_device *dev) -{ - int count = 0; - - /* assume bank 2 selected */ - while (SMC_inw (dev, MMU_CMD_REG) & MC_BUSY) { - udelay(1); /* Wait until not busy */ - if (++count > 200) - break; - } -} - -/* - . Function: smc_reset( void ) - . Purpose: - . This sets the SMC91111 chip to its normal state, hopefully from whatever - . mess that any other DOS driver has put it in. - . - . Maybe I should reset more registers to defaults in here? SOFTRST should - . do that for me. - . - . Method: - . 1. send a SOFT RESET - . 2. wait for it to finish - . 3. enable autorelease mode - . 4. reset the memory management unit - . 5. clear all interrupts - . -*/ -static void smc_reset (struct eth_device *dev) -{ - PRINTK2 ("%s: smc_reset\n", SMC_DEV_NAME); - - /* This resets the registers mostly to defaults, but doesn't - affect EEPROM. That seems unnecessary */ - SMC_SELECT_BANK (dev, 0); - SMC_outw (dev, RCR_SOFTRST, RCR_REG); - - /* Setup the Configuration Register */ - /* This is necessary because the CONFIG_REG is not affected */ - /* by a soft reset */ - - SMC_SELECT_BANK (dev, 1); -#if defined(CONFIG_SMC91111_EXT_PHY) - SMC_outw (dev, CONFIG_DEFAULT | CONFIG_EXT_PHY, CONFIG_REG); -#else - SMC_outw (dev, CONFIG_DEFAULT, CONFIG_REG); -#endif - - - /* Release from possible power-down state */ - /* Configuration register is not affected by Soft Reset */ - SMC_outw (dev, SMC_inw (dev, CONFIG_REG) | CONFIG_EPH_POWER_EN, - CONFIG_REG); - - SMC_SELECT_BANK (dev, 0); - - /* this should pause enough for the chip to be happy */ - udelay(10); - - /* Disable transmit and receive functionality */ - SMC_outw (dev, RCR_CLEAR, RCR_REG); - SMC_outw (dev, TCR_CLEAR, TCR_REG); - - /* set the control register */ - SMC_SELECT_BANK (dev, 1); - SMC_outw (dev, CTL_DEFAULT, CTL_REG); - - /* Reset the MMU */ - SMC_SELECT_BANK (dev, 2); - smc_wait_mmu_release_complete (dev); - SMC_outw (dev, MC_RESET, MMU_CMD_REG); - while (SMC_inw (dev, MMU_CMD_REG) & MC_BUSY) - udelay(1); /* Wait until not busy */ - - /* Note: It doesn't seem that waiting for the MMU busy is needed here, - but this is a place where future chipsets _COULD_ break. Be wary - of issuing another MMU command right after this */ - - /* Disable all interrupts */ - SMC_outb (dev, 0, IM_REG); -} - -/* - . Function: smc_enable - . Purpose: let the chip talk to the outside work - . Method: - . 1. Enable the transmitter - . 2. Enable the receiver - . 3. Enable interrupts -*/ -static void smc_enable(struct eth_device *dev) -{ - PRINTK2("%s: smc_enable\n", SMC_DEV_NAME); - SMC_SELECT_BANK( dev, 0 ); - /* see the header file for options in TCR/RCR DEFAULT*/ - SMC_outw( dev, TCR_DEFAULT, TCR_REG ); - SMC_outw( dev, RCR_DEFAULT, RCR_REG ); - - /* clear MII_DIS */ -/* smc_write_phy_register(PHY_CNTL_REG, 0x0000); */ -} - -/* - . Function: smc_halt - . Purpose: closes down the SMC91xxx chip. - . Method: - . 1. zero the interrupt mask - . 2. clear the enable receive flag - . 3. clear the enable xmit flags - . - . TODO: - . (1) maybe utilize power down mode. - . Why not yet? Because while the chip will go into power down mode, - . the manual says that it will wake up in response to any I/O requests - . in the register space. Empirical results do not show this working. -*/ -static void smc_halt(struct eth_device *dev) -{ - PRINTK2("%s: smc_halt\n", SMC_DEV_NAME); - - /* no more interrupts for me */ - SMC_SELECT_BANK( dev, 2 ); - SMC_outb( dev, 0, IM_REG ); - - /* and tell the card to stay away from that nasty outside world */ - SMC_SELECT_BANK( dev, 0 ); - SMC_outb( dev, RCR_CLEAR, RCR_REG ); - SMC_outb( dev, TCR_CLEAR, TCR_REG ); - - swap_to(FLASH); -} - - -/* - . Function: smc_send(struct net_device * ) - . Purpose: - . This sends the actual packet to the SMC9xxx chip. - . - . Algorithm: - . First, see if a saved_skb is available. - . ( this should NOT be called if there is no 'saved_skb' - . Now, find the packet number that the chip allocated - . Point the data pointers at it in memory - . Set the length word in the chip's memory - . Dump the packet to chip memory - . Check if a last byte is needed ( odd length packet ) - . if so, set the control flag right - . Tell the card to send it - . Enable the transmit interrupt, so I know if it failed - . Free the kernel data if I actually sent it. -*/ -static int smc_send(struct eth_device *dev, void *packet, int packet_length) -{ - byte packet_no; - byte *buf; - int length; - int numPages; - int try = 0; - int time_out; - byte status; - byte saved_pnr; - word saved_ptr; - - /* save PTR and PNR registers before manipulation */ - SMC_SELECT_BANK (dev, 2); - saved_pnr = SMC_inb( dev, PN_REG ); - saved_ptr = SMC_inw( dev, PTR_REG ); - - PRINTK3 ("%s: smc_hardware_send_packet\n", SMC_DEV_NAME); - - length = ETH_ZLEN < packet_length ? packet_length : ETH_ZLEN; - - /* allocate memory - ** The MMU wants the number of pages to be the number of 256 bytes - ** 'pages', minus 1 ( since a packet can't ever have 0 pages :) ) - ** - ** The 91C111 ignores the size bits, but the code is left intact - ** for backwards and future compatibility. - ** - ** Pkt size for allocating is data length +6 (for additional status - ** words, length and ctl!) - ** - ** If odd size then last byte is included in this header. - */ - numPages = ((length & 0xfffe) + 6); - numPages >>= 8; /* Divide by 256 */ - - if (numPages > 7) { - printf ("%s: Far too big packet error. \n", SMC_DEV_NAME); - return 0; - } - - /* now, try to allocate the memory */ - SMC_SELECT_BANK (dev, 2); - SMC_outw (dev, MC_ALLOC | numPages, MMU_CMD_REG); - - /* FIXME: the ALLOC_INT bit never gets set * - * so the following will always give a * - * memory allocation error. * - * same code works in armboot though * - * -ro - */ - -again: - try++; - time_out = MEMORY_WAIT_TIME; - do { - status = SMC_inb (dev, SMC91111_INT_REG); - if (status & IM_ALLOC_INT) { - /* acknowledge the interrupt */ - SMC_outb (dev, IM_ALLOC_INT, SMC91111_INT_REG); - break; - } - } while (--time_out); - - if (!time_out) { - PRINTK2 ("%s: memory allocation, try %d failed ...\n", - SMC_DEV_NAME, try); - if (try < SMC_ALLOC_MAX_TRY) - goto again; - else - return 0; - } - - PRINTK2 ("%s: memory allocation, try %d succeeded ...\n", - SMC_DEV_NAME, try); - - buf = (byte *) packet; - - /* If I get here, I _know_ there is a packet slot waiting for me */ - packet_no = SMC_inb (dev, AR_REG); - if (packet_no & AR_FAILED) { - /* or isn't there? BAD CHIP! */ - printf ("%s: Memory allocation failed. \n", SMC_DEV_NAME); - return 0; - } - - /* we have a packet address, so tell the card to use it */ - SMC_outb (dev, packet_no, PN_REG); - - /* do not write new ptr value if Write data fifo not empty */ - while ( saved_ptr & PTR_NOTEMPTY ) - printf ("Write data fifo not empty!\n"); - - /* point to the beginning of the packet */ - SMC_outw (dev, PTR_AUTOINC, PTR_REG); - - PRINTK3 ("%s: Trying to xmit packet of length %x\n", - SMC_DEV_NAME, length); - -#if SMC_DEBUG > 2 - printf ("Transmitting Packet\n"); - print_packet (buf, length); -#endif - - /* send the packet length ( +6 for status, length and ctl byte ) - and the status word ( set to zeros ) */ -#ifdef USE_32_BIT - SMC_outl (dev, (length + 6) << 16, SMC91111_DATA_REG); -#else - SMC_outw (dev, 0, SMC91111_DATA_REG); - /* send the packet length ( +6 for status words, length, and ctl */ - SMC_outw (dev, (length + 6), SMC91111_DATA_REG); -#endif - - /* send the actual data - . I _think_ it's faster to send the longs first, and then - . mop up by sending the last word. It depends heavily - . on alignment, at least on the 486. Maybe it would be - . a good idea to check which is optimal? But that could take - . almost as much time as is saved? - */ -#ifdef USE_32_BIT - SMC_outsl (dev, SMC91111_DATA_REG, buf, length >> 2); - if (length & 0x2) - SMC_outw (dev, *((word *) (buf + (length & 0xFFFFFFFC))), - SMC91111_DATA_REG); -#else - SMC_outsw (dev, SMC91111_DATA_REG, buf, (length) >> 1); -#endif /* USE_32_BIT */ - - /* Send the last byte, if there is one. */ - if ((length & 1) == 0) { - SMC_outw (dev, 0, SMC91111_DATA_REG); - } else { - SMC_outw (dev, buf[length - 1] | 0x2000, SMC91111_DATA_REG); - } - - /* and let the chipset deal with it */ - SMC_outw (dev, MC_ENQUEUE, MMU_CMD_REG); - - /* poll for TX INT */ - /* if (poll4int (dev, IM_TX_INT, SMC_TX_TIMEOUT)) { */ - /* poll for TX_EMPTY INT - autorelease enabled */ - if (poll4int(dev, IM_TX_EMPTY_INT, SMC_TX_TIMEOUT)) { - /* sending failed */ - PRINTK2 ("%s: TX timeout, sending failed...\n", SMC_DEV_NAME); - - /* release packet */ - /* no need to release, MMU does that now */ - - /* wait for MMU getting ready (low) */ - while (SMC_inw (dev, MMU_CMD_REG) & MC_BUSY) { - udelay(10); - } - - PRINTK2 ("MMU ready\n"); - - - return 0; - } else { - /* ack. int */ - SMC_outb (dev, IM_TX_EMPTY_INT, SMC91111_INT_REG); - /* SMC_outb (IM_TX_INT, SMC91111_INT_REG); */ - PRINTK2 ("%s: Sent packet of length %d \n", SMC_DEV_NAME, - length); - - /* release packet */ - /* no need to release, MMU does that now */ - - /* wait for MMU getting ready (low) */ - while (SMC_inw (dev, MMU_CMD_REG) & MC_BUSY) { - udelay(10); - } - - PRINTK2 ("MMU ready\n"); - - - } - - /* restore previously saved registers */ - SMC_outb( dev, saved_pnr, PN_REG ); - SMC_outw( dev, saved_ptr, PTR_REG ); - - return length; -} - -static int smc_write_hwaddr(struct eth_device *dev) -{ - int i; - - swap_to(ETHERNET); - SMC_SELECT_BANK (dev, 1); -#ifdef USE_32_BIT - for (i = 0; i < 6; i += 2) { - word address; - - address = dev->enetaddr[i + 1] << 8; - address |= dev->enetaddr[i]; - SMC_outw(dev, address, (ADDR0_REG + i)); - } -#else - for (i = 0; i < 6; i++) - SMC_outb(dev, dev->enetaddr[i], (ADDR0_REG + i)); -#endif - swap_to(FLASH); - return 0; -} - -/* - * Open and Initialize the board - * - * Set up everything, reset the card, etc .. - * - */ -static int smc_init(struct eth_device *dev, struct bd_info *bd) -{ - swap_to(ETHERNET); - - PRINTK2 ("%s: smc_init\n", SMC_DEV_NAME); - - /* reset the hardware */ - smc_reset (dev); - smc_enable (dev); - - /* Configure the PHY */ -#ifndef CONFIG_SMC91111_EXT_PHY - smc_phy_configure (dev); -#endif - - /* conservative setting (10Mbps, HalfDuplex, no AutoNeg.) */ -/* SMC_SELECT_BANK(dev, 0); */ -/* SMC_outw(dev, 0, RPC_REG); */ - - printf(SMC_DEV_NAME ": MAC %pM\n", dev->enetaddr); - - return 0; -} - -/*------------------------------------------------------------- - . - . smc_rcv - receive a packet from the card - . - . There is ( at least ) a packet waiting to be read from - . chip-memory. - . - . o Read the status - . o If an error, record it - . o otherwise, read in the packet - -------------------------------------------------------------- -*/ -static int smc_rcv(struct eth_device *dev) -{ - int packet_number; - word status; - word packet_length; - int is_error = 0; -#ifdef USE_32_BIT - dword stat_len; -#endif - byte saved_pnr; - word saved_ptr; - - SMC_SELECT_BANK(dev, 2); - /* save PTR and PTR registers */ - saved_pnr = SMC_inb( dev, PN_REG ); - saved_ptr = SMC_inw( dev, PTR_REG ); - - packet_number = SMC_inw( dev, RXFIFO_REG ); - - if ( packet_number & RXFIFO_REMPTY ) { - - return 0; - } - - PRINTK3("%s: smc_rcv\n", SMC_DEV_NAME); - /* start reading from the start of the packet */ - SMC_outw( dev, PTR_READ | PTR_RCV | PTR_AUTOINC, PTR_REG ); - - /* First two words are status and packet_length */ -#ifdef USE_32_BIT - stat_len = SMC_inl(dev, SMC91111_DATA_REG); - status = stat_len & 0xffff; - packet_length = stat_len >> 16; -#else - status = SMC_inw( dev, SMC91111_DATA_REG ); - packet_length = SMC_inw( dev, SMC91111_DATA_REG ); -#endif - - packet_length &= 0x07ff; /* mask off top bits */ - - PRINTK2("RCV: STATUS %4x LENGTH %4x\n", status, packet_length ); - - if ( !(status & RS_ERRORS ) ){ - /* Adjust for having already read the first two words */ - packet_length -= 4; /*4; */ - - - /* set odd length for bug in LAN91C111, */ - /* which never sets RS_ODDFRAME */ - /* TODO ? */ - - -#ifdef USE_32_BIT - PRINTK3(" Reading %d dwords (and %d bytes)\n", - packet_length >> 2, packet_length & 3 ); - /* QUESTION: Like in the TX routine, do I want - to send the DWORDs or the bytes first, or some - mixture. A mixture might improve already slow PIO - performance */ - SMC_insl(dev, SMC91111_DATA_REG, net_rx_packets[0], - packet_length >> 2); - /* read the left over bytes */ - if (packet_length & 3) { - int i; - - byte *tail = (byte *)(net_rx_packets[0] + - (packet_length & ~3)); - dword leftover = SMC_inl(dev, SMC91111_DATA_REG); - for (i=0; i<(packet_length & 3); i++) - *tail++ = (byte) (leftover >> (8*i)) & 0xff; - } -#else - PRINTK3(" Reading %d words and %d byte(s)\n", - (packet_length >> 1 ), packet_length & 1 ); - SMC_insw(dev, SMC91111_DATA_REG , net_rx_packets[0], - packet_length >> 1); - -#endif /* USE_32_BIT */ - -#if SMC_DEBUG > 2 - printf("Receiving Packet\n"); - print_packet(net_rx_packets[0], packet_length); -#endif - } else { - /* error ... */ - /* TODO ? */ - is_error = 1; - } - - while ( SMC_inw( dev, MMU_CMD_REG ) & MC_BUSY ) - udelay(1); /* Wait until not busy */ - - /* error or good, tell the card to get rid of this packet */ - SMC_outw( dev, MC_RELEASE, MMU_CMD_REG ); - - while ( SMC_inw( dev, MMU_CMD_REG ) & MC_BUSY ) - udelay(1); /* Wait until not busy */ - - /* restore saved registers */ - SMC_outb( dev, saved_pnr, PN_REG ); - SMC_outw( dev, saved_ptr, PTR_REG ); - - if (!is_error) { - /* Pass the packet up to the protocol layers. */ - net_process_received_packet(net_rx_packets[0], packet_length); - return packet_length; - } else { - return 0; - } - -} - - -#if 0 -/*------------------------------------------------------------ - . Modify a bit in the LAN91C111 register set - .-------------------------------------------------------------*/ -static word smc_modify_regbit(struct eth_device *dev, int bank, int ioaddr, int reg, - unsigned int bit, int val) -{ - word regval; - - SMC_SELECT_BANK( dev, bank ); - - regval = SMC_inw( dev, reg ); - if (val) - regval |= bit; - else - regval &= ~bit; - - SMC_outw( dev, regval, 0 ); - return(regval); -} - - -/*------------------------------------------------------------ - . Retrieve a bit in the LAN91C111 register set - .-------------------------------------------------------------*/ -static int smc_get_regbit(struct eth_device *dev, int bank, int ioaddr, int reg, unsigned int bit) -{ - SMC_SELECT_BANK( dev, bank ); - if ( SMC_inw( dev, reg ) & bit) - return(1); - else - return(0); -} - - -/*------------------------------------------------------------ - . Modify a LAN91C111 register (word access only) - .-------------------------------------------------------------*/ -static void smc_modify_reg(struct eth_device *dev, int bank, int ioaddr, int reg, word val) -{ - SMC_SELECT_BANK( dev, bank ); - SMC_outw( dev, val, reg ); -} - - -/*------------------------------------------------------------ - . Retrieve a LAN91C111 register (word access only) - .-------------------------------------------------------------*/ -static int smc_get_reg(struct eth_device *dev, int bank, int ioaddr, int reg) -{ - SMC_SELECT_BANK( dev, bank ); - return(SMC_inw( dev, reg )); -} - -#endif /* 0 */ - -/*---PHY CONTROL AND CONFIGURATION----------------------------------------- */ - -#if (SMC_DEBUG > 2 ) - -/*------------------------------------------------------------ - . Debugging function for viewing MII Management serial bitstream - .-------------------------------------------------------------*/ -static void smc_dump_mii_stream (byte * bits, int size) -{ - int i; - - printf ("BIT#:"); - for (i = 0; i < size; ++i) { - printf ("%d", i % 10); - } - - printf ("\nMDOE:"); - for (i = 0; i < size; ++i) { - if (bits[i] & MII_MDOE) - printf ("1"); - else - printf ("0"); - } - - printf ("\nMDO :"); - for (i = 0; i < size; ++i) { - if (bits[i] & MII_MDO) - printf ("1"); - else - printf ("0"); - } - - printf ("\nMDI :"); - for (i = 0; i < size; ++i) { - if (bits[i] & MII_MDI) - printf ("1"); - else - printf ("0"); - } - - printf ("\n"); -} -#endif - -/*------------------------------------------------------------ - . Reads a register from the MII Management serial interface - .-------------------------------------------------------------*/ -#ifndef CONFIG_SMC91111_EXT_PHY -static word smc_read_phy_register (struct eth_device *dev, byte phyreg) -{ - int oldBank; - int i; - byte mask; - word mii_reg; - byte bits[64]; - int clk_idx = 0; - int input_idx; - word phydata; - byte phyaddr = SMC_PHY_ADDR; - - /* 32 consecutive ones on MDO to establish sync */ - for (i = 0; i < 32; ++i) - bits[clk_idx++] = MII_MDOE | MII_MDO; - - /* Start code <01> */ - bits[clk_idx++] = MII_MDOE; - bits[clk_idx++] = MII_MDOE | MII_MDO; - - /* Read command <10> */ - bits[clk_idx++] = MII_MDOE | MII_MDO; - bits[clk_idx++] = MII_MDOE; - - /* Output the PHY address, msb first */ - mask = (byte) 0x10; - for (i = 0; i < 5; ++i) { - if (phyaddr & mask) - bits[clk_idx++] = MII_MDOE | MII_MDO; - else - bits[clk_idx++] = MII_MDOE; - - /* Shift to next lowest bit */ - mask >>= 1; - } - - /* Output the phy register number, msb first */ - mask = (byte) 0x10; - for (i = 0; i < 5; ++i) { - if (phyreg & mask) - bits[clk_idx++] = MII_MDOE | MII_MDO; - else - bits[clk_idx++] = MII_MDOE; - - /* Shift to next lowest bit */ - mask >>= 1; - } - - /* Tristate and turnaround (2 bit times) */ - bits[clk_idx++] = 0; - /*bits[clk_idx++] = 0; */ - - /* Input starts at this bit time */ - input_idx = clk_idx; - - /* Will input 16 bits */ - for (i = 0; i < 16; ++i) - bits[clk_idx++] = 0; - - /* Final clock bit */ - bits[clk_idx++] = 0; - - /* Save the current bank */ - oldBank = SMC_inw (dev, BANK_SELECT); - - /* Select bank 3 */ - SMC_SELECT_BANK (dev, 3); - - /* Get the current MII register value */ - mii_reg = SMC_inw (dev, MII_REG); - - /* Turn off all MII Interface bits */ - mii_reg &= ~(MII_MDOE | MII_MCLK | MII_MDI | MII_MDO); - - /* Clock all 64 cycles */ - for (i = 0; i < sizeof bits; ++i) { - /* Clock Low - output data */ - SMC_outw (dev, mii_reg | bits[i], MII_REG); - udelay(SMC_PHY_CLOCK_DELAY); - - - /* Clock Hi - input data */ - SMC_outw (dev, mii_reg | bits[i] | MII_MCLK, MII_REG); - udelay(SMC_PHY_CLOCK_DELAY); - bits[i] |= SMC_inw (dev, MII_REG) & MII_MDI; - } - - /* Return to idle state */ - /* Set clock to low, data to low, and output tristated */ - SMC_outw (dev, mii_reg, MII_REG); - udelay(SMC_PHY_CLOCK_DELAY); - - /* Restore original bank select */ - SMC_SELECT_BANK (dev, oldBank); - - /* Recover input data */ - phydata = 0; - for (i = 0; i < 16; ++i) { - phydata <<= 1; - - if (bits[input_idx++] & MII_MDI) - phydata |= 0x0001; - } - -#if (SMC_DEBUG > 2 ) - printf ("smc_read_phy_register(): phyaddr=%x,phyreg=%x,phydata=%x\n", - phyaddr, phyreg, phydata); - smc_dump_mii_stream (bits, sizeof bits); -#endif - - return (phydata); -} - - -/*------------------------------------------------------------ - . Writes a register to the MII Management serial interface - .-------------------------------------------------------------*/ -static void smc_write_phy_register (struct eth_device *dev, byte phyreg, - word phydata) -{ - int oldBank; - int i; - word mask; - word mii_reg; - byte bits[65]; - int clk_idx = 0; - byte phyaddr = SMC_PHY_ADDR; - - /* 32 consecutive ones on MDO to establish sync */ - for (i = 0; i < 32; ++i) - bits[clk_idx++] = MII_MDOE | MII_MDO; - - /* Start code <01> */ - bits[clk_idx++] = MII_MDOE; - bits[clk_idx++] = MII_MDOE | MII_MDO; - - /* Write command <01> */ - bits[clk_idx++] = MII_MDOE; - bits[clk_idx++] = MII_MDOE | MII_MDO; - - /* Output the PHY address, msb first */ - mask = (byte) 0x10; - for (i = 0; i < 5; ++i) { - if (phyaddr & mask) - bits[clk_idx++] = MII_MDOE | MII_MDO; - else - bits[clk_idx++] = MII_MDOE; - - /* Shift to next lowest bit */ - mask >>= 1; - } - - /* Output the phy register number, msb first */ - mask = (byte) 0x10; - for (i = 0; i < 5; ++i) { - if (phyreg & mask) - bits[clk_idx++] = MII_MDOE | MII_MDO; - else - bits[clk_idx++] = MII_MDOE; - - /* Shift to next lowest bit */ - mask >>= 1; - } - - /* Tristate and turnaround (2 bit times) */ - bits[clk_idx++] = 0; - bits[clk_idx++] = 0; - - /* Write out 16 bits of data, msb first */ - mask = 0x8000; - for (i = 0; i < 16; ++i) { - if (phydata & mask) - bits[clk_idx++] = MII_MDOE | MII_MDO; - else - bits[clk_idx++] = MII_MDOE; - - /* Shift to next lowest bit */ - mask >>= 1; - } - - /* Final clock bit (tristate) */ - bits[clk_idx++] = 0; - - /* Save the current bank */ - oldBank = SMC_inw (dev, BANK_SELECT); - - /* Select bank 3 */ - SMC_SELECT_BANK (dev, 3); - - /* Get the current MII register value */ - mii_reg = SMC_inw (dev, MII_REG); - - /* Turn off all MII Interface bits */ - mii_reg &= ~(MII_MDOE | MII_MCLK | MII_MDI | MII_MDO); - - /* Clock all cycles */ - for (i = 0; i < sizeof bits; ++i) { - /* Clock Low - output data */ - SMC_outw (dev, mii_reg | bits[i], MII_REG); - udelay(SMC_PHY_CLOCK_DELAY); - - - /* Clock Hi - input data */ - SMC_outw (dev, mii_reg | bits[i] | MII_MCLK, MII_REG); - udelay(SMC_PHY_CLOCK_DELAY); - bits[i] |= SMC_inw (dev, MII_REG) & MII_MDI; - } - - /* Return to idle state */ - /* Set clock to low, data to low, and output tristated */ - SMC_outw (dev, mii_reg, MII_REG); - udelay(SMC_PHY_CLOCK_DELAY); - - /* Restore original bank select */ - SMC_SELECT_BANK (dev, oldBank); - -#if (SMC_DEBUG > 2 ) - printf ("smc_write_phy_register(): phyaddr=%x,phyreg=%x,phydata=%x\n", - phyaddr, phyreg, phydata); - smc_dump_mii_stream (bits, sizeof bits); -#endif -} -#endif /* !CONFIG_SMC91111_EXT_PHY */ - - -/*------------------------------------------------------------ - . Configures the specified PHY using Autonegotiation. Calls - . smc_phy_fixed() if the user has requested a certain config. - .-------------------------------------------------------------*/ -#ifndef CONFIG_SMC91111_EXT_PHY -static void smc_phy_configure (struct eth_device *dev) -{ - int timeout; - word my_phy_caps; /* My PHY capabilities */ - word my_ad_caps; /* My Advertised capabilities */ - word status = 0; /*;my status = 0 */ - - PRINTK3 ("%s: smc_program_phy()\n", SMC_DEV_NAME); - - /* Reset the PHY, setting all other bits to zero */ - smc_write_phy_register (dev, PHY_CNTL_REG, PHY_CNTL_RST); - - /* Wait for the reset to complete, or time out */ - timeout = 6; /* Wait up to 3 seconds */ - while (timeout--) { - if (!(smc_read_phy_register (dev, PHY_CNTL_REG) - & PHY_CNTL_RST)) { - /* reset complete */ - break; - } - - mdelay(500); /* wait 500 millisecs */ - } - - if (timeout < 1) { - printf ("%s:PHY reset timed out\n", SMC_DEV_NAME); - goto smc_phy_configure_exit; - } - - /* Read PHY Register 18, Status Output */ - /* lp->lastPhy18 = smc_read_phy_register(PHY_INT_REG); */ - - /* Enable PHY Interrupts (for register 18) */ - /* Interrupts listed here are disabled */ - smc_write_phy_register (dev, PHY_MASK_REG, 0xffff); - - /* Configure the Receive/Phy Control register */ - SMC_SELECT_BANK (dev, 0); - SMC_outw (dev, RPC_DEFAULT, RPC_REG); - - /* Copy our capabilities from PHY_STAT_REG to PHY_AD_REG */ - my_phy_caps = smc_read_phy_register (dev, PHY_STAT_REG); - my_ad_caps = PHY_AD_CSMA; /* I am CSMA capable */ - - if (my_phy_caps & PHY_STAT_CAP_T4) - my_ad_caps |= PHY_AD_T4; - - if (my_phy_caps & PHY_STAT_CAP_TXF) - my_ad_caps |= PHY_AD_TX_FDX; - - if (my_phy_caps & PHY_STAT_CAP_TXH) - my_ad_caps |= PHY_AD_TX_HDX; - - if (my_phy_caps & PHY_STAT_CAP_TF) - my_ad_caps |= PHY_AD_10_FDX; - - if (my_phy_caps & PHY_STAT_CAP_TH) - my_ad_caps |= PHY_AD_10_HDX; - - /* Update our Auto-Neg Advertisement Register */ - smc_write_phy_register (dev, PHY_AD_REG, my_ad_caps); - - /* Read the register back. Without this, it appears that when */ - /* auto-negotiation is restarted, sometimes it isn't ready and */ - /* the link does not come up. */ - smc_read_phy_register(dev, PHY_AD_REG); - - PRINTK2 ("%s: phy caps=%x\n", SMC_DEV_NAME, my_phy_caps); - PRINTK2 ("%s: phy advertised caps=%x\n", SMC_DEV_NAME, my_ad_caps); - - /* Restart auto-negotiation process in order to advertise my caps */ - smc_write_phy_register (dev, PHY_CNTL_REG, - PHY_CNTL_ANEG_EN | PHY_CNTL_ANEG_RST); - - /* Wait for the auto-negotiation to complete. This may take from */ - /* 2 to 3 seconds. */ - /* Wait for the reset to complete, or time out */ - timeout = CONFIG_SMC_AUTONEG_TIMEOUT * 2; - while (timeout--) { - - status = smc_read_phy_register (dev, PHY_STAT_REG); - if (status & PHY_STAT_ANEG_ACK) { - /* auto-negotiate complete */ - break; - } - - mdelay(500); /* wait 500 millisecs */ - - /* Restart auto-negotiation if remote fault */ - if (status & PHY_STAT_REM_FLT) { - printf ("%s: PHY remote fault detected\n", - SMC_DEV_NAME); - - /* Restart auto-negotiation */ - printf ("%s: PHY restarting auto-negotiation\n", - SMC_DEV_NAME); - smc_write_phy_register (dev, PHY_CNTL_REG, - PHY_CNTL_ANEG_EN | - PHY_CNTL_ANEG_RST | - PHY_CNTL_SPEED | - PHY_CNTL_DPLX); - } - } - - if (timeout < 1) { - printf ("%s: PHY auto-negotiate timed out\n", SMC_DEV_NAME); - } - - /* Fail if we detected an auto-negotiate remote fault */ - if (status & PHY_STAT_REM_FLT) { - printf ("%s: PHY remote fault detected\n", SMC_DEV_NAME); - } - - /* Re-Configure the Receive/Phy Control register */ - SMC_outw (dev, RPC_DEFAULT, RPC_REG); - -smc_phy_configure_exit: ; - -} -#endif /* !CONFIG_SMC91111_EXT_PHY */ - - -#if SMC_DEBUG > 2 -static void print_packet( byte * buf, int length ) -{ - int i; - int remainder; - int lines; - - printf("Packet of length %d \n", length ); - -#if SMC_DEBUG > 3 - lines = length / 16; - remainder = length % 16; - - for ( i = 0; i < lines ; i ++ ) { - int cur; - - for ( cur = 0; cur < 8; cur ++ ) { - byte a, b; - - a = *(buf ++ ); - b = *(buf ++ ); - printf("%02x%02x ", a, b ); - } - printf("\n"); - } - for ( i = 0; i < remainder/2 ; i++ ) { - byte a, b; - - a = *(buf ++ ); - b = *(buf ++ ); - printf("%02x%02x ", a, b ); - } - printf("\n"); -#endif -} -#endif - -int smc91111_initialize(u8 dev_num, phys_addr_t base_addr) -{ - struct smc91111_priv *priv; - struct eth_device *dev; - int i; - - priv = malloc(sizeof(*priv)); - if (!priv) - return 0; - dev = malloc(sizeof(*dev)); - if (!dev) { - free(priv); - return 0; - } - - memset(dev, 0, sizeof(*dev)); - priv->dev_num = dev_num; - dev->priv = priv; - dev->iobase = base_addr; - - swap_to(ETHERNET); - SMC_SELECT_BANK(dev, 1); - for (i = 0; i < 6; ++i) - dev->enetaddr[i] = SMC_inb(dev, (ADDR0_REG + i)); - swap_to(FLASH); - - dev->init = smc_init; - dev->halt = smc_halt; - dev->send = smc_send; - dev->recv = smc_rcv; - dev->write_hwaddr = smc_write_hwaddr; - sprintf(dev->name, "%s-%hu", SMC_DEV_NAME, dev_num); - - eth_register(dev); - return 0; -} diff --git a/drivers/net/smc91111.h b/drivers/net/smc91111.h deleted file mode 100644 index f2ba344745..0000000000 --- a/drivers/net/smc91111.h +++ /dev/null @@ -1,632 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/*------------------------------------------------------------------------ - . smc91111.h - macros for the LAN91C111 Ethernet Driver - . - . (C) Copyright 2002 - . Sysgo Real-Time Solutions, GmbH - . Rolf Offermanns - . Copyright (C) 2001 Standard Microsystems Corporation (SMSC) - . Developed by Simple Network Magic Corporation (SNMC) - . Copyright (C) 1996 by Erik Stahlman (ES) - . - . This file contains register information and access macros for - . the LAN91C111 single chip ethernet controller. It is a modified - . version of the smc9194.h file. - . - . Information contained in this file was obtained from the LAN91C111 - . manual from SMC. To get a copy, if you really want one, you can find - . information under www.smsc.com. - . - . Authors - . Erik Stahlman ( erik@vt.edu ) - . Daris A Nevil ( dnevil@snmc.com ) - . - . History - . 03/16/01 Daris A Nevil Modified for use with LAN91C111 device - . - ---------------------------------------------------------------------------*/ -#ifndef _SMC91111_H_ -#define _SMC91111_H_ - -#include -#include -#include - -/* - * This function may be called by the board specific initialisation code - * in order to override the default mac address. - */ - -void smc_set_mac_addr (const unsigned char *addr); - - -/* I want some simple types */ - -typedef unsigned char byte; -typedef unsigned short word; -typedef unsigned long int dword; - -struct smc91111_priv{ - u8 dev_num; -}; - -/* - . DEBUGGING LEVELS - . - . 0 for normal operation - . 1 for slightly more details - . >2 for various levels of increasingly useless information - . 2 for interrupt tracking, status flags - . 3 for packet info - . 4 for complete packet dumps -*/ -/*#define SMC_DEBUG 0 */ - -/* Because of bank switching, the LAN91xxx uses only 16 I/O ports */ - -#define SMC_IO_EXTENT 16 - -#if defined(CONFIG_MS7206SE) -#define SWAB7206(x) ({ word __x = x; ((__x << 8)|(__x >> 8)); }) -#define SMC_inw(a, r) *((volatile word*)((a)->iobase + (r))) -#define SMC_inb(a, r) (*((volatile byte*)((a)->iobase + ((r) ^ 0x01)))) -#define SMC_insw(a, r, b, l) \ - do { \ - int __i; \ - word *__b2 = (word *)(b); \ - for (__i = 0; __i < (l); __i++) { \ - *__b2++ = SWAB7206(SMC_inw(a, r)); \ - } \ - } while (0) -#define SMC_outw(a, d, r) (*((volatile word *)((a)->iobase+(r))) = d) -#define SMC_outb(a, d, r) ({ word __d = (byte)(d); \ - word __w = SMC_inw((a), ((r)&(~1))); \ - if (((r) & 1)) \ - __w = (__w & 0x00ff) | (__d << 8); \ - else \ - __w = (__w & 0xff00) | (__d); \ - SMC_outw((a), __w, ((r)&(~1))); \ - }) -#define SMC_outsw(a, r, b, l) \ - do { \ - int __i; \ - word *__b2 = (word *)(b); \ - for (__i = 0; __i < (l); __i++) { \ - SMC_outw(a, SWAB7206(*__b2), r); \ - __b2++; \ - } \ - } while (0) -#else - -#ifndef CONFIG_SMC_USE_IOFUNCS /* these macros don't work on some boards */ -/* - * We have only 16 Bit PCMCIA access on Socket 0 - */ - -#if CONFIG_ARM64 -#define SMC_inw(a, r) (*((volatile word*)((a)->iobase+((dword)(r))))) -#else -#define SMC_inw(a, r) (*((volatile word*)((a)->iobase+(r)))) -#endif -#define SMC_inb(a,r) (((r)&1) ? SMC_inw((a),(r)&~1)>>8 : SMC_inw((a),(r)&0xFF)) - -#if CONFIG_ARM64 -#define SMC_outw(a, d, r) \ - (*((volatile word*)((a)->iobase+((dword)(r)))) = d) -#else -#define SMC_outw(a, d, r) \ - (*((volatile word*)((a)->iobase+(r))) = d) -#endif -#define SMC_outb(a,d,r) ({ word __d = (byte)(d); \ - word __w = SMC_inw((a),(r)&~1); \ - __w &= ((r)&1) ? 0x00FF : 0xFF00; \ - __w |= ((r)&1) ? __d<<8 : __d; \ - SMC_outw((a),__w,(r)&~1); \ - }) -#if 0 -#define SMC_outsw(a,r,b,l) outsw((a)->iobase+(r), (b), (l)) -#else -#define SMC_outsw(a,r,b,l) ({ int __i; \ - word *__b2; \ - __b2 = (word *) b; \ - for (__i = 0; __i < l; __i++) { \ - SMC_outw((a), *(__b2 + __i), r); \ - } \ - }) -#endif - -#if 0 -#define SMC_insw(a,r,b,l) insw((a)->iobase+(r), (b), (l)) -#else -#define SMC_insw(a,r,b,l) ({ int __i ; \ - word *__b2; \ - __b2 = (word *) b; \ - for (__i = 0; __i < l; __i++) { \ - *(__b2 + __i) = SMC_inw((a),(r)); \ - SMC_inw((a),0); \ - }; \ - }) -#endif - -#endif /* CONFIG_SMC_USE_IOFUNCS */ - -#if defined(CONFIG_SMC_USE_32_BIT) - -#ifdef CONFIG_XSENGINE -#define SMC_inl(a,r) (*((volatile dword *)((a)->iobase+(r<<1)))) -#else -#define SMC_inl(a,r) (*((volatile dword *)((a)->iobase+(r)))) -#endif - -#define SMC_insl(a,r,b,l) ({ int __i ; \ - dword *__b2; \ - __b2 = (dword *) b; \ - for (__i = 0; __i < l; __i++) { \ - *(__b2 + __i) = SMC_inl((a),(r)); \ - SMC_inl((a),0); \ - }; \ - }) - -#ifdef CONFIG_XSENGINE -#define SMC_outl(a,d,r) (*((volatile dword *)((a)->iobase+(r<<1))) = d) -#else -#define SMC_outl(a,d,r) (*((volatile dword *)((a)->iobase+(r))) = d) -#endif -#define SMC_outsl(a,r,b,l) ({ int __i; \ - dword *__b2; \ - __b2 = (dword *) b; \ - for (__i = 0; __i < l; __i++) { \ - SMC_outl((a), *(__b2 + __i), r); \ - } \ - }) - -#endif /* CONFIG_SMC_USE_32_BIT */ - -#endif - -/*--------------------------------------------------------------- - . - . A description of the SMSC registers is probably in order here, - . although for details, the SMC datasheet is invaluable. - . - . Basically, the chip has 4 banks of registers ( 0 to 3 ), which - . are accessed by writing a number into the BANK_SELECT register - . ( I also use a SMC_SELECT_BANK macro for this ). - . - . The banks are configured so that for most purposes, bank 2 is all - . that is needed for simple run time tasks. - -----------------------------------------------------------------------*/ - -/* - . Bank Select Register: - . - . yyyy yyyy 0000 00xx - . xx = bank number - . yyyy yyyy = 0x33, for identification purposes. -*/ -#define BANK_SELECT 14 - -/* Transmit Control Register */ -/* BANK 0 */ -#define TCR_REG 0x0000 /* transmit control register */ -#define TCR_ENABLE 0x0001 /* When 1 we can transmit */ -#define TCR_LOOP 0x0002 /* Controls output pin LBK */ -#define TCR_FORCOL 0x0004 /* When 1 will force a collision */ -#define TCR_PAD_EN 0x0080 /* When 1 will pad tx frames < 64 bytes w/0 */ -#define TCR_NOCRC 0x0100 /* When 1 will not append CRC to tx frames */ -#define TCR_MON_CSN 0x0400 /* When 1 tx monitors carrier */ -#define TCR_FDUPLX 0x0800 /* When 1 enables full duplex operation */ -#define TCR_STP_SQET 0x1000 /* When 1 stops tx if Signal Quality Error */ -#define TCR_EPH_LOOP 0x2000 /* When 1 enables EPH block loopback */ -#define TCR_SWFDUP 0x8000 /* When 1 enables Switched Full Duplex mode */ - -#define TCR_CLEAR 0 /* do NOTHING */ -/* the default settings for the TCR register : */ -/* QUESTION: do I want to enable padding of short packets ? */ -#define TCR_DEFAULT TCR_ENABLE - - -/* EPH Status Register */ -/* BANK 0 */ -#define EPH_STATUS_REG 0x0002 -#define ES_TX_SUC 0x0001 /* Last TX was successful */ -#define ES_SNGL_COL 0x0002 /* Single collision detected for last tx */ -#define ES_MUL_COL 0x0004 /* Multiple collisions detected for last tx */ -#define ES_LTX_MULT 0x0008 /* Last tx was a multicast */ -#define ES_16COL 0x0010 /* 16 Collisions Reached */ -#define ES_SQET 0x0020 /* Signal Quality Error Test */ -#define ES_LTXBRD 0x0040 /* Last tx was a broadcast */ -#define ES_TXDEFR 0x0080 /* Transmit Deferred */ -#define ES_LATCOL 0x0200 /* Late collision detected on last tx */ -#define ES_LOSTCARR 0x0400 /* Lost Carrier Sense */ -#define ES_EXC_DEF 0x0800 /* Excessive Deferral */ -#define ES_CTR_ROL 0x1000 /* Counter Roll Over indication */ -#define ES_LINK_OK 0x4000 /* Driven by inverted value of nLNK pin */ -#define ES_TXUNRN 0x8000 /* Tx Underrun */ - - -/* Receive Control Register */ -/* BANK 0 */ -#define RCR_REG 0x0004 -#define RCR_RX_ABORT 0x0001 /* Set if a rx frame was aborted */ -#define RCR_PRMS 0x0002 /* Enable promiscuous mode */ -#define RCR_ALMUL 0x0004 /* When set accepts all multicast frames */ -#define RCR_RXEN 0x0100 /* IFF this is set, we can receive packets */ -#define RCR_STRIP_CRC 0x0200 /* When set strips CRC from rx packets */ -#define RCR_ABORT_ENB 0x0200 /* When set will abort rx on collision */ -#define RCR_FILT_CAR 0x0400 /* When set filters leading 12 bit s of carrier */ -#define RCR_SOFTRST 0x8000 /* resets the chip */ - -/* the normal settings for the RCR register : */ -#define RCR_DEFAULT (RCR_STRIP_CRC | RCR_RXEN) -#define RCR_CLEAR 0x0 /* set it to a base state */ - -/* Counter Register */ -/* BANK 0 */ -#define COUNTER_REG 0x0006 - -/* Memory Information Register */ -/* BANK 0 */ -#define MIR_REG 0x0008 - -/* Receive/Phy Control Register */ -/* BANK 0 */ -#define RPC_REG 0x000A -#define RPC_SPEED 0x2000 /* When 1 PHY is in 100Mbps mode. */ -#define RPC_DPLX 0x1000 /* When 1 PHY is in Full-Duplex Mode */ -#define RPC_ANEG 0x0800 /* When 1 PHY is in Auto-Negotiate Mode */ -#define RPC_LSXA_SHFT 5 /* Bits to shift LS2A,LS1A,LS0A to lsb */ -#define RPC_LSXB_SHFT 2 /* Bits to get LS2B,LS1B,LS0B to lsb */ -#define RPC_LED_100_10 (0x00) /* LED = 100Mbps OR's with 10Mbps link detect */ -#define RPC_LED_RES (0x01) /* LED = Reserved */ -#define RPC_LED_10 (0x02) /* LED = 10Mbps link detect */ -#define RPC_LED_FD (0x03) /* LED = Full Duplex Mode */ -#define RPC_LED_TX_RX (0x04) /* LED = TX or RX packet occurred */ -#define RPC_LED_100 (0x05) /* LED = 100Mbps link dectect */ -#define RPC_LED_TX (0x06) /* LED = TX packet occurred */ -#define RPC_LED_RX (0x07) /* LED = RX packet occurred */ -#if defined(CONFIG_DK1C20) || defined(CONFIG_DK1S10) -/* buggy schematic: LEDa -> yellow, LEDb --> green */ -#define RPC_DEFAULT ( RPC_SPEED | RPC_DPLX | RPC_ANEG \ - | (RPC_LED_TX_RX << RPC_LSXA_SHFT) \ - | (RPC_LED_100_10 << RPC_LSXB_SHFT) ) -#else -/* SMSC reference design: LEDa --> green, LEDb --> yellow */ -#define RPC_DEFAULT ( RPC_SPEED | RPC_DPLX | RPC_ANEG \ - | (RPC_LED_100_10 << RPC_LSXA_SHFT) \ - | (RPC_LED_TX_RX << RPC_LSXB_SHFT) ) -#endif - -/* Bank 0 0x000C is reserved */ - -/* Bank Select Register */ -/* All Banks */ -#define BSR_REG 0x000E - - -/* Configuration Reg */ -/* BANK 1 */ -#define CONFIG_REG 0x0000 -#define CONFIG_EXT_PHY 0x0200 /* 1=external MII, 0=internal Phy */ -#define CONFIG_GPCNTRL 0x0400 /* Inverse value drives pin nCNTRL */ -#define CONFIG_NO_WAIT 0x1000 /* When 1 no extra wait states on ISA bus */ -#define CONFIG_EPH_POWER_EN 0x8000 /* When 0 EPH is placed into low power mode. */ - -/* Default is powered-up, Internal Phy, Wait States, and pin nCNTRL=low */ -#define CONFIG_DEFAULT (CONFIG_EPH_POWER_EN) - - -/* Base Address Register */ -/* BANK 1 */ -#define BASE_REG 0x0002 - - -/* Individual Address Registers */ -/* BANK 1 */ -#define ADDR0_REG 0x0004 -#define ADDR1_REG 0x0006 -#define ADDR2_REG 0x0008 - - -/* General Purpose Register */ -/* BANK 1 */ -#define GP_REG 0x000A - - -/* Control Register */ -/* BANK 1 */ -#define CTL_REG 0x000C -#define CTL_RCV_BAD 0x4000 /* When 1 bad CRC packets are received */ -#define CTL_AUTO_RELEASE 0x0800 /* When 1 tx pages are released automatically */ -#define CTL_LE_ENABLE 0x0080 /* When 1 enables Link Error interrupt */ -#define CTL_CR_ENABLE 0x0040 /* When 1 enables Counter Rollover interrupt */ -#define CTL_TE_ENABLE 0x0020 /* When 1 enables Transmit Error interrupt */ -#define CTL_EEPROM_SELECT 0x0004 /* Controls EEPROM reload & store */ -#define CTL_RELOAD 0x0002 /* When set reads EEPROM into registers */ -#define CTL_STORE 0x0001 /* When set stores registers into EEPROM */ -#define CTL_DEFAULT (0x1A10) /* Autorelease enabled*/ - -/* MMU Command Register */ -/* BANK 2 */ -#define MMU_CMD_REG 0x0000 -#define MC_BUSY 1 /* When 1 the last release has not completed */ -#define MC_NOP (0<<5) /* No Op */ -#define MC_ALLOC (1<<5) /* OR with number of 256 byte packets */ -#define MC_RESET (2<<5) /* Reset MMU to initial state */ -#define MC_REMOVE (3<<5) /* Remove the current rx packet */ -#define MC_RELEASE (4<<5) /* Remove and release the current rx packet */ -#define MC_FREEPKT (5<<5) /* Release packet in PNR register */ -#define MC_ENQUEUE (6<<5) /* Enqueue the packet for transmit */ -#define MC_RSTTXFIFO (7<<5) /* Reset the TX FIFOs */ - - -/* Packet Number Register */ -/* BANK 2 */ -#define PN_REG 0x0002 - - -/* Allocation Result Register */ -/* BANK 2 */ -#define AR_REG 0x0003 -#define AR_FAILED 0x80 /* Alocation Failed */ - - -/* RX FIFO Ports Register */ -/* BANK 2 */ -#define RXFIFO_REG 0x0004 /* Must be read as a word */ -#define RXFIFO_REMPTY 0x8000 /* RX FIFO Empty */ - - -/* TX FIFO Ports Register */ -/* BANK 2 */ -#define TXFIFO_REG RXFIFO_REG /* Must be read as a word */ -#define TXFIFO_TEMPTY 0x80 /* TX FIFO Empty */ - - -/* Pointer Register */ -/* BANK 2 */ -#define PTR_REG 0x0006 -#define PTR_RCV 0x8000 /* 1=Receive area, 0=Transmit area */ -#define PTR_AUTOINC 0x4000 /* Auto increment the pointer on each access */ -#define PTR_READ 0x2000 /* When 1 the operation is a read */ -#define PTR_NOTEMPTY 0x0800 /* When 1 _do not_ write fifo DATA REG */ - - -/* Data Register */ -/* BANK 2 */ -#define SMC91111_DATA_REG 0x0008 - - -/* Interrupt Status/Acknowledge Register */ -/* BANK 2 */ -#define SMC91111_INT_REG 0x000C - - -/* Interrupt Mask Register */ -/* BANK 2 */ -#define IM_REG 0x000D -#define IM_MDINT 0x80 /* PHY MI Register 18 Interrupt */ -#define IM_ERCV_INT 0x40 /* Early Receive Interrupt */ -#define IM_EPH_INT 0x20 /* Set by Etheret Protocol Handler section */ -#define IM_RX_OVRN_INT 0x10 /* Set by Receiver Overruns */ -#define IM_ALLOC_INT 0x08 /* Set when allocation request is completed */ -#define IM_TX_EMPTY_INT 0x04 /* Set if the TX FIFO goes empty */ -#define IM_TX_INT 0x02 /* Transmit Interrrupt */ -#define IM_RCV_INT 0x01 /* Receive Interrupt */ - - -/* Multicast Table Registers */ -/* BANK 3 */ -#define MCAST_REG1 0x0000 -#define MCAST_REG2 0x0002 -#define MCAST_REG3 0x0004 -#define MCAST_REG4 0x0006 - - -/* Management Interface Register (MII) */ -/* BANK 3 */ -#define MII_REG 0x0008 -#define MII_MSK_CRS100 0x4000 /* Disables CRS100 detection during tx half dup */ -#define MII_MDOE 0x0008 /* MII Output Enable */ -#define MII_MCLK 0x0004 /* MII Clock, pin MDCLK */ -#define MII_MDI 0x0002 /* MII Input, pin MDI */ -#define MII_MDO 0x0001 /* MII Output, pin MDO */ - - -/* Revision Register */ -/* BANK 3 */ -#define REV_REG 0x000A /* ( hi: chip id low: rev # ) */ - - -/* Early RCV Register */ -/* BANK 3 */ -/* this is NOT on SMC9192 */ -#define ERCV_REG 0x000C -#define ERCV_RCV_DISCRD 0x0080 /* When 1 discards a packet being received */ -#define ERCV_THRESHOLD 0x001F /* ERCV Threshold Mask */ - -/* External Register */ -/* BANK 7 */ -#define EXT_REG 0x0000 - - -#define CHIP_9192 3 -#define CHIP_9194 4 -#define CHIP_9195 5 -#define CHIP_9196 6 -#define CHIP_91100 7 -#define CHIP_91100FD 8 -#define CHIP_91111FD 9 - -#if 0 -static const char * chip_ids[ 15 ] = { - NULL, NULL, NULL, - /* 3 */ "SMC91C90/91C92", - /* 4 */ "SMC91C94", - /* 5 */ "SMC91C95", - /* 6 */ "SMC91C96", - /* 7 */ "SMC91C100", - /* 8 */ "SMC91C100FD", - /* 9 */ "SMC91C111", - NULL, NULL, - NULL, NULL, NULL}; -#endif - -/* - . Transmit status bits -*/ -#define TS_SUCCESS 0x0001 -#define TS_LOSTCAR 0x0400 -#define TS_LATCOL 0x0200 -#define TS_16COL 0x0010 - -/* - . Receive status bits -*/ -#define RS_ALGNERR 0x8000 -#define RS_BRODCAST 0x4000 -#define RS_BADCRC 0x2000 -#define RS_ODDFRAME 0x1000 /* bug: the LAN91C111 never sets this on receive */ -#define RS_TOOLONG 0x0800 -#define RS_TOOSHORT 0x0400 -#define RS_MULTICAST 0x0001 -#define RS_ERRORS (RS_ALGNERR | RS_BADCRC | RS_TOOLONG | RS_TOOSHORT) - - -/* PHY Types */ -enum { - PHY_LAN83C183 = 1, /* LAN91C111 Internal PHY */ - PHY_LAN83C180 -}; - - -/* PHY Register Addresses (LAN91C111 Internal PHY) */ - -/* PHY Control Register */ -#define PHY_CNTL_REG 0x00 -#define PHY_CNTL_RST 0x8000 /* 1=PHY Reset */ -#define PHY_CNTL_LPBK 0x4000 /* 1=PHY Loopback */ -#define PHY_CNTL_SPEED 0x2000 /* 1=100Mbps, 0=10Mpbs */ -#define PHY_CNTL_ANEG_EN 0x1000 /* 1=Enable Auto negotiation */ -#define PHY_CNTL_PDN 0x0800 /* 1=PHY Power Down mode */ -#define PHY_CNTL_MII_DIS 0x0400 /* 1=MII 4 bit interface disabled */ -#define PHY_CNTL_ANEG_RST 0x0200 /* 1=Reset Auto negotiate */ -#define PHY_CNTL_DPLX 0x0100 /* 1=Full Duplex, 0=Half Duplex */ -#define PHY_CNTL_COLTST 0x0080 /* 1= MII Colision Test */ - -/* PHY Status Register */ -#define PHY_STAT_REG 0x01 -#define PHY_STAT_CAP_T4 0x8000 /* 1=100Base-T4 capable */ -#define PHY_STAT_CAP_TXF 0x4000 /* 1=100Base-X full duplex capable */ -#define PHY_STAT_CAP_TXH 0x2000 /* 1=100Base-X half duplex capable */ -#define PHY_STAT_CAP_TF 0x1000 /* 1=10Mbps full duplex capable */ -#define PHY_STAT_CAP_TH 0x0800 /* 1=10Mbps half duplex capable */ -#define PHY_STAT_CAP_SUPR 0x0040 /* 1=recv mgmt frames with not preamble */ -#define PHY_STAT_ANEG_ACK 0x0020 /* 1=ANEG has completed */ -#define PHY_STAT_REM_FLT 0x0010 /* 1=Remote Fault detected */ -#define PHY_STAT_CAP_ANEG 0x0008 /* 1=Auto negotiate capable */ -#define PHY_STAT_LINK 0x0004 /* 1=valid link */ -#define PHY_STAT_JAB 0x0002 /* 1=10Mbps jabber condition */ -#define PHY_STAT_EXREG 0x0001 /* 1=extended registers implemented */ - -/* PHY Identifier Registers */ -#define PHY_ID1_REG 0x02 /* PHY Identifier 1 */ -#define PHY_ID2_REG 0x03 /* PHY Identifier 2 */ - -/* PHY Auto-Negotiation Advertisement Register */ -#define PHY_AD_REG 0x04 -#define PHY_AD_NP 0x8000 /* 1=PHY requests exchange of Next Page */ -#define PHY_AD_ACK 0x4000 /* 1=got link code word from remote */ -#define PHY_AD_RF 0x2000 /* 1=advertise remote fault */ -#define PHY_AD_T4 0x0200 /* 1=PHY is capable of 100Base-T4 */ -#define PHY_AD_TX_FDX 0x0100 /* 1=PHY is capable of 100Base-TX FDPLX */ -#define PHY_AD_TX_HDX 0x0080 /* 1=PHY is capable of 100Base-TX HDPLX */ -#define PHY_AD_10_FDX 0x0040 /* 1=PHY is capable of 10Base-T FDPLX */ -#define PHY_AD_10_HDX 0x0020 /* 1=PHY is capable of 10Base-T HDPLX */ -#define PHY_AD_CSMA 0x0001 /* 1=PHY is capable of 802.3 CMSA */ - -/* PHY Auto-negotiation Remote End Capability Register */ -#define PHY_RMT_REG 0x05 -/* Uses same bit definitions as PHY_AD_REG */ - -/* PHY Configuration Register 1 */ -#define PHY_CFG1_REG 0x10 -#define PHY_CFG1_LNKDIS 0x8000 /* 1=Rx Link Detect Function disabled */ -#define PHY_CFG1_XMTDIS 0x4000 /* 1=TP Transmitter Disabled */ -#define PHY_CFG1_XMTPDN 0x2000 /* 1=TP Transmitter Powered Down */ -#define PHY_CFG1_BYPSCR 0x0400 /* 1=Bypass scrambler/descrambler */ -#define PHY_CFG1_UNSCDS 0x0200 /* 1=Unscramble Idle Reception Disable */ -#define PHY_CFG1_EQLZR 0x0100 /* 1=Rx Equalizer Disabled */ -#define PHY_CFG1_CABLE 0x0080 /* 1=STP(150ohm), 0=UTP(100ohm) */ -#define PHY_CFG1_RLVL0 0x0040 /* 1=Rx Squelch level reduced by 4.5db */ -#define PHY_CFG1_TLVL_SHIFT 2 /* Transmit Output Level Adjust */ -#define PHY_CFG1_TLVL_MASK 0x003C -#define PHY_CFG1_TRF_MASK 0x0003 /* Transmitter Rise/Fall time */ - - -/* PHY Configuration Register 2 */ -#define PHY_CFG2_REG 0x11 -#define PHY_CFG2_APOLDIS 0x0020 /* 1=Auto Polarity Correction disabled */ -#define PHY_CFG2_JABDIS 0x0010 /* 1=Jabber disabled */ -#define PHY_CFG2_MREG 0x0008 /* 1=Multiple register access (MII mgt) */ -#define PHY_CFG2_INTMDIO 0x0004 /* 1=Interrupt signaled with MDIO pulseo */ - -/* PHY Status Output (and Interrupt status) Register */ -#define PHY_INT_REG 0x12 /* Status Output (Interrupt Status) */ -#define PHY_INT_INT 0x8000 /* 1=bits have changed since last read */ -#define PHY_INT_LNKFAIL 0x4000 /* 1=Link Not detected */ -#define PHY_INT_LOSSSYNC 0x2000 /* 1=Descrambler has lost sync */ -#define PHY_INT_CWRD 0x1000 /* 1=Invalid 4B5B code detected on rx */ -#define PHY_INT_SSD 0x0800 /* 1=No Start Of Stream detected on rx */ -#define PHY_INT_ESD 0x0400 /* 1=No End Of Stream detected on rx */ -#define PHY_INT_RPOL 0x0200 /* 1=Reverse Polarity detected */ -#define PHY_INT_JAB 0x0100 /* 1=Jabber detected */ -#define PHY_INT_SPDDET 0x0080 /* 1=100Base-TX mode, 0=10Base-T mode */ -#define PHY_INT_DPLXDET 0x0040 /* 1=Device in Full Duplex */ - -/* PHY Interrupt/Status Mask Register */ -#define PHY_MASK_REG 0x13 /* Interrupt Mask */ -/* Uses the same bit definitions as PHY_INT_REG */ - - -/*------------------------------------------------------------------------- - . I define some macros to make it easier to do somewhat common - . or slightly complicated, repeated tasks. - --------------------------------------------------------------------------*/ - -/* select a register bank, 0 to 3 */ - -#define SMC_SELECT_BANK(a,x) { SMC_outw((a), (x), BANK_SELECT ); } - -/* this enables an interrupt in the interrupt mask register */ -#define SMC_ENABLE_INT(a,x) {\ - unsigned char mask;\ - SMC_SELECT_BANK((a),2);\ - mask = SMC_inb((a), IM_REG );\ - mask |= (x);\ - SMC_outb( (a), mask, IM_REG ); \ -} - -/* this disables an interrupt from the interrupt mask register */ - -#define SMC_DISABLE_INT(a,x) {\ - unsigned char mask;\ - SMC_SELECT_BANK(2);\ - mask = SMC_inb( (a), IM_REG );\ - mask &= ~(x);\ - SMC_outb( (a), mask, IM_REG ); \ -} - -/*---------------------------------------------------------------------- - . Define the interrupts that I want to receive from the card - . - . I want: - . IM_EPH_INT, for nasty errors - . IM_RCV_INT, for happy received packets - . IM_RX_OVRN_INT, because I have to kick the receiver - . IM_MDINT, for PHY Register 18 Status Changes - --------------------------------------------------------------------------*/ -#define SMC_INTERRUPT_MASK (IM_EPH_INT | IM_RX_OVRN_INT | IM_RCV_INT | \ - IM_MDINT) - -#endif /* _SMC_91111_H_ */ diff --git a/examples/standalone/Makefile b/examples/standalone/Makefile index d4be0c7350..5b48a9d43c 100644 --- a/examples/standalone/Makefile +++ b/examples/standalone/Makefile @@ -4,7 +4,6 @@ # Wolfgang Denk, DENX Software Engineering, wd@denx.de. extra-y := hello_world -extra-$(CONFIG_SMC91111) += smc91111_eeprom extra-$(CONFIG_SPI_FLASH_ATMEL) += atmel_df_pow2 extra-$(CONFIG_PPC) += sched diff --git a/examples/standalone/smc91111_eeprom.c b/examples/standalone/smc91111_eeprom.c deleted file mode 100644 index bf7e930643..0000000000 --- a/examples/standalone/smc91111_eeprom.c +++ /dev/null @@ -1,372 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * (C) Copyright 2004 - * Robin Getz rgetz@blacfin.uclinux.org - * - * Heavily borrowed from the following peoples GPL'ed software: - * - Wolfgang Denk, DENX Software Engineering, wd@denx.de - * Das U-Boot - * - Ladislav Michl ladis@linux-mips.org - * A rejected patch on the U-Boot mailing list - */ - -#include -#include -#include -#include "../drivers/net/smc91111.h" - -#ifndef SMC91111_EEPROM_INIT -# define SMC91111_EEPROM_INIT() -#endif - -#define SMC_BASE_ADDRESS CONFIG_SMC91111_BASE -#define EEPROM 0x1 -#define MAC 0x2 -#define UNKNOWN 0x4 - -void dump_reg (struct eth_device *dev); -void dump_eeprom (struct eth_device *dev); -int write_eeprom_reg (struct eth_device *dev, int value, int reg); -void copy_from_eeprom (struct eth_device *dev); -void print_MAC (struct eth_device *dev); -int read_eeprom_reg (struct eth_device *dev, int reg); -void print_macaddr (struct eth_device *dev); - -int smc91111_eeprom(int argc, char *const argv[]) -{ - int c, i, j, done, line, reg, value, start, what; - char input[50]; - - struct eth_device dev; - dev.iobase = CONFIG_SMC91111_BASE; - - /* Print the ABI version */ - app_startup (argv); - if (XF_VERSION != (int) get_version ()) { - printf ("Expects ABI version %d\n", XF_VERSION); - printf ("Actual U-Boot ABI version %d\n", - (int) get_version ()); - printf ("Can't run\n\n"); - return (0); - } - - SMC91111_EEPROM_INIT(); - - if ((SMC_inw (&dev, BANK_SELECT) & 0xFF00) != 0x3300) { - printf ("Can't find SMSC91111\n"); - return (0); - } - - done = 0; - what = UNKNOWN; - printf ("\n"); - while (!done) { - /* print the prompt */ - printf ("SMC91111> "); - line = 0; - i = 0; - start = 1; - while (!line) { - /* Wait for a keystroke */ - while (!tstc ()); - - c = getc (); - /* Make Uppercase */ - if (c >= 'Z') - c -= ('a' - 'A'); - /* printf(" |%02x| ",c); */ - - switch (c) { - case '\r': /* Enter */ - case '\n': - input[i] = 0; - puts ("\r\n"); - line = 1; - break; - case '\0': /* nul */ - continue; - - case 0x03: /* ^C - break */ - input[0] = 0; - i = 0; - line = 1; - done = 1; - break; - - case 0x5F: - case 0x08: /* ^H - backspace */ - case 0x7F: /* DEL - backspace */ - if (i > 0) { - puts ("\b \b"); - i--; - } - break; - default: - if (start) { - if ((c == 'W') || (c == 'D') - || (c == 'M') || (c == 'C') - || (c == 'P')) { - putc (c); - input[i] = c; - if (i <= 45) - i++; - start = 0; - } - } else { - if ((c >= '0' && c <= '9') - || (c >= 'A' && c <= 'F') - || (c == 'E') || (c == 'M') - || (c == ' ')) { - putc (c); - input[i] = c; - if (i <= 45) - i++; - break; - } - } - break; - } - } - - for (; i < 49; i++) - input[i] = 0; - - switch (input[0]) { - case ('W'): - /* Line should be w reg value */ - i = 0; - reg = 0; - value = 0; - /* Skip to the next space or end) */ - while ((input[i] != ' ') && (input[i] != 0)) - i++; - - if (input[i] != 0) - i++; - - /* Are we writing to EEPROM or MAC */ - switch (input[i]) { - case ('E'): - what = EEPROM; - break; - case ('M'): - what = MAC; - break; - default: - what = UNKNOWN; - break; - } - - /* skip to the next space or end */ - while ((input[i] != ' ') && (input[i] != 0)) - i++; - if (input[i] != 0) - i++; - - /* Find register to write into */ - j = 0; - while ((input[i] != ' ') && (input[i] != 0)) { - j = input[i] - 0x30; - if (j >= 0xA) { - j -= 0x07; - } - reg = (reg * 0x10) + j; - i++; - } - - while ((input[i] != ' ') && (input[i] != 0)) - i++; - - if (input[i] != 0) - i++; - else - what = UNKNOWN; - - /* Get the value to write */ - j = 0; - while ((input[i] != ' ') && (input[i] != 0)) { - j = input[i] - 0x30; - if (j >= 0xA) { - j -= 0x07; - } - value = (value * 0x10) + j; - i++; - } - - switch (what) { - case 1: - printf ("Writing EEPROM register %02x with %04x\n", reg, value); - write_eeprom_reg (&dev, value, reg); - break; - case 2: - printf ("Writing MAC register bank %i, reg %02x with %04x\n", reg >> 4, reg & 0xE, value); - SMC_SELECT_BANK (&dev, reg >> 4); - SMC_outw (&dev, value, reg & 0xE); - break; - default: - printf ("Wrong\n"); - break; - } - break; - case ('D'): - dump_eeprom (&dev); - break; - case ('M'): - dump_reg (&dev); - break; - case ('C'): - copy_from_eeprom (&dev); - break; - case ('P'): - print_macaddr (&dev); - break; - default: - break; - } - - } - - return (0); -} - -void copy_from_eeprom (struct eth_device *dev) -{ - int i; - - SMC_SELECT_BANK (dev, 1); - SMC_outw (dev, (SMC_inw (dev, CTL_REG) & !CTL_EEPROM_SELECT) | - CTL_RELOAD, CTL_REG); - i = 100; - while ((SMC_inw (dev, CTL_REG) & CTL_RELOAD) && --i) - udelay(100); - if (i == 0) { - printf ("Timeout Refreshing EEPROM registers\n"); - } else { - printf ("EEPROM contents copied to MAC\n"); - } - -} - -void print_macaddr (struct eth_device *dev) -{ - int i, j, k, mac[6]; - - printf ("Current MAC Address in SMSC91111 "); - SMC_SELECT_BANK (dev, 1); - for (i = 0; i < 5; i++) { - printf ("%02x:", SMC_inb (dev, ADDR0_REG + i)); - } - - printf ("%02x\n", SMC_inb (dev, ADDR0_REG + 5)); - - i = 0; - for (j = 0x20; j < 0x23; j++) { - k = read_eeprom_reg (dev, j); - mac[i] = k & 0xFF; - i++; - mac[i] = k >> 8; - i++; - } - - printf ("Current MAC Address in EEPROM "); - for (i = 0; i < 5; i++) - printf ("%02x:", mac[i]); - printf ("%02x\n", mac[5]); - -} -void dump_eeprom (struct eth_device *dev) -{ - int j, k; - - printf ("IOS2-0 "); - for (j = 0; j < 8; j++) { - printf ("%03x ", j); - } - printf ("\n"); - - for (k = 0; k < 4; k++) { - if (k == 0) - printf ("CONFIG "); - if (k == 1) - printf ("BASE "); - if ((k == 2) || (k == 3)) - printf (" "); - for (j = 0; j < 0x20; j += 4) { - printf ("%02x:%04x ", j + k, - read_eeprom_reg (dev, j + k)); - } - printf ("\n"); - } - - for (j = 0x20; j < 0x40; j++) { - if ((j & 0x07) == 0) - printf ("\n"); - printf ("%02x:%04x ", j, read_eeprom_reg (dev, j)); - } - printf ("\n"); - -} - -int read_eeprom_reg (struct eth_device *dev, int reg) -{ - int timeout; - - SMC_SELECT_BANK (dev, 2); - SMC_outw (dev, reg, PTR_REG); - - SMC_SELECT_BANK (dev, 1); - SMC_outw (dev, SMC_inw (dev, CTL_REG) | CTL_EEPROM_SELECT | - CTL_RELOAD, CTL_REG); - timeout = 100; - while ((SMC_inw (dev, CTL_REG) & CTL_RELOAD) && --timeout) - udelay(100); - if (timeout == 0) { - printf ("Timeout Reading EEPROM register %02x\n", reg); - return 0; - } - - return SMC_inw (dev, GP_REG); - -} - -int write_eeprom_reg (struct eth_device *dev, int value, int reg) -{ - int timeout; - - SMC_SELECT_BANK (dev, 2); - SMC_outw (dev, reg, PTR_REG); - - SMC_SELECT_BANK (dev, 1); - SMC_outw (dev, value, GP_REG); - SMC_outw (dev, SMC_inw (dev, CTL_REG) | CTL_EEPROM_SELECT | - CTL_STORE, CTL_REG); - timeout = 100; - while ((SMC_inw (dev, CTL_REG) & CTL_STORE) && --timeout) - udelay(100); - if (timeout == 0) { - printf ("Timeout Writing EEPROM register %02x\n", reg); - return 0; - } - - return 1; - -} - -void dump_reg (struct eth_device *dev) -{ - int i, j; - - printf (" "); - for (j = 0; j < 4; j++) { - printf ("Bank%i ", j); - } - printf ("\n"); - for (i = 0; i < 0xF; i += 2) { - printf ("%02x ", i); - for (j = 0; j < 4; j++) { - SMC_SELECT_BANK (dev, j); - printf ("%04x ", SMC_inw (dev, i)); - } - printf ("\n"); - } -} diff --git a/include/configs/integratorcp.h b/include/configs/integratorcp.h index 2752152f68..7b9a5b1c54 100644 --- a/include/configs/integratorcp.h +++ b/include/configs/integratorcp.h @@ -19,14 +19,6 @@ /* Integrator CP-specific configuration */ #define CONFIG_SYS_HZ_CLOCK 1000000 /* Timer 1 is clocked at 1Mhz */ -/* - * Hardware drivers - */ -#define CONFIG_SMC91111 -#define CONFIG_SMC_USE_32_BIT -#define CONFIG_SMC91111_BASE 0xC8000000 -#undef CONFIG_SMC91111_EXT_PHY - #define CONFIG_SERVERIP 192.168.1.100 #define CONFIG_IPADDR 192.168.1.104 diff --git a/include/configs/vexpress_aemv8.h b/include/configs/vexpress_aemv8.h index 077428f500..0c11b6b333 100644 --- a/include/configs/vexpress_aemv8.h +++ b/include/configs/vexpress_aemv8.h @@ -84,12 +84,6 @@ #endif #endif /* !CONFIG_GICV3 */ -#if defined(CONFIG_TARGET_VEXPRESS64_BASE_FVP) && !defined(CONFIG_DM_ETH) -/* The Vexpress64 BASE_FVP simulator uses SMSC91C111 */ -#define CONFIG_SMC91111 1 -#define CONFIG_SMC91111_BASE (V2M_PA_BASE + 0x01A000000) -#endif - /* PL011 Serial Configuration */ #ifdef CONFIG_TARGET_VEXPRESS64_JUNO #define CONFIG_PL011_CLOCK 7372800