diff options
Diffstat (limited to 'drivers/net/smc91111.c')
| -rw-r--r-- | drivers/net/smc91111.c | 611 |
1 files changed, 210 insertions, 401 deletions
diff --git a/drivers/net/smc91111.c b/drivers/net/smc91111.c index b41e4d2..54a1bfb 100644 --- a/drivers/net/smc91111.c +++ b/drivers/net/smc91111.c @@ -62,6 +62,7 @@ #include <common.h> #include <command.h> #include <config.h> +#include <malloc.h> #include "smc91111.h" #include <net.h> @@ -122,17 +123,15 @@ static const char version[] = . what you are doing. . -------------------------------------------------------------------------*/ -#define CARDNAME "LAN91C111" /* Memory sizing constant */ #define LAN91C111_MEMORY_MULTIPLIER (1024*2) #ifndef CONFIG_SMC91111_BASE -#define CONFIG_SMC91111_BASE 0x20000300 +#error "SMC91111 Base address must be passed to initialization funciton" +/* #define CONFIG_SMC91111_BASE 0x20000300 */ #endif -#define SMC_BASE_ADDRESS CONFIG_SMC91111_BASE - #define SMC_DEV_NAME "SMC91111" #define SMC_PHY_ADDR 0x0000 #define SMC_ALLOC_MAX_TRY 5 @@ -147,73 +146,18 @@ static const char version[] = #else #undef USE_32_BIT #endif -/*----------------------------------------------------------------- - . - . The driver can be entered at any of the following entry points. - . - .------------------------------------------------------------------ */ - -extern int eth_init(bd_t *bd); -extern void eth_halt(void); -extern int eth_rx(void); -extern int eth_send(volatile void *packet, int length); #ifdef SHARED_RESOURCES - extern void swap_to(int device_id); +extern void swap_to(int device_id); +#else +# define swap_to(x) #endif -/* - . This is called by register_netdev(). It is responsible for - . checking the portlist for the SMC9000 series chipset. If it finds - . one, then it will initialize the device, find the hardware information, - . and sets up the appropriate device parameters. - . NOTE: Interrupts are *OFF* when this procedure is called. - . - . NB:This shouldn't be static since it is referred to externally. -*/ -int smc_init(void); - -/* - . This is called by unregister_netdev(). It is responsible for - . cleaning up before the driver is finally unregistered and discarded. -*/ -void smc_destructor(void); - -/* - . The kernel calls this function when someone wants to use the device, - . typically 'ifconfig ethX up'. -*/ -static int smc_open(bd_t *bd); - - -/* - . This is called by the kernel in response to 'ifconfig ethX down'. It - . is responsible for cleaning up everything that the open routine - . does, and maybe putting the card into a powerdown state. -*/ -static int smc_close(void); - -/* - . Configures the PHY through the MII Management interface -*/ #ifndef CONFIG_SMC91111_EXT_PHY -static void smc_phy_configure(void); +static void smc_phy_configure(struct eth_device *dev); #endif /* !CONFIG_SMC91111_EXT_PHY */ /* - . This is a separate procedure to handle the receipt of a packet, to - . leave the interrupt code looking slightly cleaner -*/ -static int smc_rcv(void); - -/* See if a MAC address is defined in the current environment. If so use it. If not - . print a warning and set the environment and other globals with the default. - . If an EEPROM is present it really should be consulted. -*/ -int smc_get_ethaddr(bd_t *bd); -int get_rom_mac(uchar *v_rom_mac); - -/* ------------------------------------------------------------ . . Internal routines @@ -233,125 +177,69 @@ int get_rom_mac(uchar *v_rom_mac); * packets being corrupt (shifted) on the wire, etc. Switching to the * inx,outx functions fixed this problem. */ -static inline word SMC_inw(dword offset); -static inline void SMC_outw(word value, dword offset); -static inline byte SMC_inb(dword offset); -static inline void SMC_outb(byte value, dword offset); -static inline void SMC_insw(dword offset, volatile uchar* buf, dword len); -static inline void SMC_outsw(dword offset, uchar* buf, dword len); #define barrier() __asm__ __volatile__("": : :"memory") -static inline word SMC_inw(dword offset) +static inline word SMC_inw(struct eth_device *dev, dword offset) { word v; - v = *((volatile word*)(SMC_BASE_ADDRESS+offset)); + v = *((volatile word*)(dev->iobase + offset)); barrier(); *(volatile u32*)(0xc0000000); return v; } -static inline void SMC_outw(word value, dword offset) +static inline void SMC_outw(struct eth_device *dev, word value, dword offset) { - *((volatile word*)(SMC_BASE_ADDRESS+offset)) = value; + *((volatile word*)(dev->iobase + offset)) = value; barrier(); *(volatile u32*)(0xc0000000); } -static inline byte SMC_inb(dword offset) +static inline byte SMC_inb(struct eth_device *dev, dword offset) { word _w; - _w = SMC_inw(offset & ~((dword)1)); + _w = SMC_inw(dev, offset & ~((dword)1)); return (offset & 1) ? (byte)(_w >> 8) : (byte)(_w); } -static inline void SMC_outb(byte value, dword offset) +static inline void SMC_outb(struct eth_device *dev, byte value, dword offset) { word _w; - _w = SMC_inw(offset & ~((dword)1)); + _w = SMC_inw(dev, offset & ~((dword)1)); if (offset & 1) - *((volatile word*)(SMC_BASE_ADDRESS+(offset & ~((dword)1)))) = (value<<8) | (_w & 0x00ff); + *((volatile word*)(dev->iobase + (offset & ~((dword)1)))) = + (value<<8) | (_w & 0x00ff); else - *((volatile word*)(SMC_BASE_ADDRESS+offset)) = value | (_w & 0xff00); + *((volatile word*)(dev->iobase + offset)) = + value | (_w & 0xff00); } -static inline void SMC_insw(dword offset, volatile uchar* buf, dword len) +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(offset); + *p++ = SMC_inw(dev, offset); barrier(); *((volatile u32*)(0xc0000000)); } } -static inline void SMC_outsw(dword offset, uchar* buf, dword len) +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(*p++, offset); + SMC_outw(dev, *p++, offset); barrier(); *(volatile u32*)(0xc0000000); } } #endif /* CONFIG_SMC_USE_IOFUNCS */ -static char unsigned smc_mac_addr[6] = {0x02, 0x80, 0xad, 0x20, 0x31, 0xb8}; - -/* - * This function must be called before smc_open() if you want to override - * the default mac address. - */ - -void smc_set_mac_addr(const unsigned char *addr) { - int i; - - for (i=0; i < sizeof(smc_mac_addr); i++){ - smc_mac_addr[i] = addr[i]; - } -} - -/* - * smc_get_macaddr is no longer used. If you want to override the default - * mac address, call smc_get_mac_addr as a part of the board initialization. - */ - -#if 0 -void smc_get_macaddr( byte *addr ) { - /* MAC ADDRESS AT FLASHBLOCK 1 / OFFSET 0x10 */ - unsigned char *dnp1110_mac = (unsigned char *) (0xE8000000 + 0x20010); - int i; - - - for (i=0; i<6; i++) { - addr[0] = *(dnp1110_mac+0); - addr[1] = *(dnp1110_mac+1); - addr[2] = *(dnp1110_mac+2); - addr[3] = *(dnp1110_mac+3); - addr[4] = *(dnp1110_mac+4); - addr[5] = *(dnp1110_mac+5); - } -} -#endif /* 0 */ - -/*********************************************** - * Show available memory * - ***********************************************/ -void dump_memory_info(void) -{ - word mem_info; - word old_bank; - - old_bank = SMC_inw(BANK_SELECT)&0xF; - - SMC_SELECT_BANK(0); - mem_info = SMC_inw( MIR_REG ); - PRINTK2("Memory: %4d available\n", (mem_info >> 8)*2048); - - SMC_SELECT_BANK(old_bank); -} /* . A rather simple routine to print out a packet for debugging purposes. */ @@ -361,35 +249,15 @@ static void print_packet( byte *, int ); #define tx_done(dev) 1 - -/* this does a soft reset on the device */ -static void smc_reset( void ); - -/* Enable Interrupts, Receive, and Transmit */ -static void smc_enable( void ); - -/* this puts the device in an inactive state */ -static void smc_shutdown( void ); - -/* Routines to Read and Write the PHY Registers across the - MII Management Interface -*/ - -#ifndef CONFIG_SMC91111_EXT_PHY -static word smc_read_phy_register(byte phyreg); -static void smc_write_phy_register(byte phyreg, word phydata); -#endif /* !CONFIG_SMC91111_EXT_PHY */ - - -static int poll4int (byte mask, int timeout) +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 (BSR_REG); + word old_bank = SMC_inw (dev, BSR_REG); PRINTK2 ("Polling...\n"); - SMC_SELECT_BANK (2); - while ((SMC_inw (SMC91111_INT_REG) & mask) == 0) { + SMC_SELECT_BANK (dev, 2); + while ((SMC_inw (dev, SMC91111_INT_REG) & mask) == 0) { if (get_timer (0) >= tmo) { is_timeout = 1; break; @@ -397,7 +265,7 @@ static int poll4int (byte mask, int timeout) } /* restore old bank selection */ - SMC_SELECT_BANK (old_bank); + SMC_SELECT_BANK (dev, old_bank); if (is_timeout) return 1; @@ -406,12 +274,12 @@ static int poll4int (byte mask, int timeout) } /* Only one release command at a time, please */ -static inline void smc_wait_mmu_release_complete (void) +static inline void smc_wait_mmu_release_complete (struct eth_device *dev) { int count = 0; /* assume bank 2 selected */ - while (SMC_inw (MMU_CMD_REG) & MC_BUSY) { + while (SMC_inw (dev, MMU_CMD_REG) & MC_BUSY) { udelay (1); /* Wait until not busy */ if (++count > 200) break; @@ -435,49 +303,50 @@ static inline void smc_wait_mmu_release_complete (void) . 5. clear all interrupts . */ -static void smc_reset (void) +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 (0); - SMC_outw (RCR_SOFTRST, RCR_REG); + 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 (1); + SMC_SELECT_BANK (dev, 1); #if defined(CONFIG_SMC91111_EXT_PHY) - SMC_outw (CONFIG_DEFAULT | CONFIG_EXT_PHY, CONFIG_REG); + SMC_outw (dev, CONFIG_DEFAULT | CONFIG_EXT_PHY, CONFIG_REG); #else - SMC_outw (CONFIG_DEFAULT, CONFIG_REG); + SMC_outw (dev, CONFIG_DEFAULT, CONFIG_REG); #endif /* Release from possible power-down state */ /* Configuration register is not affected by Soft Reset */ - SMC_outw (SMC_inw (CONFIG_REG) | CONFIG_EPH_POWER_EN, CONFIG_REG); + SMC_outw (dev, SMC_inw (dev, CONFIG_REG) | CONFIG_EPH_POWER_EN, + CONFIG_REG); - SMC_SELECT_BANK (0); + SMC_SELECT_BANK (dev, 0); /* this should pause enough for the chip to be happy */ udelay (10); /* Disable transmit and receive functionality */ - SMC_outw (RCR_CLEAR, RCR_REG); - SMC_outw (TCR_CLEAR, TCR_REG); + SMC_outw (dev, RCR_CLEAR, RCR_REG); + SMC_outw (dev, TCR_CLEAR, TCR_REG); /* set the control register */ - SMC_SELECT_BANK (1); - SMC_outw (CTL_DEFAULT, CTL_REG); + SMC_SELECT_BANK (dev, 1); + SMC_outw (dev, CTL_DEFAULT, CTL_REG); /* Reset the MMU */ - SMC_SELECT_BANK (2); - smc_wait_mmu_release_complete (); - SMC_outw (MC_RESET, MMU_CMD_REG); - while (SMC_inw (MMU_CMD_REG) & MC_BUSY) + 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, @@ -485,7 +354,7 @@ static void smc_reset (void) of issuing another MMU command right after this */ /* Disable all interrupts */ - SMC_outb (0, IM_REG); + SMC_outb (dev, 0, IM_REG); } /* @@ -496,20 +365,20 @@ static void smc_reset (void) . 2. Enable the receiver . 3. Enable interrupts */ -static void smc_enable() +static void smc_enable(struct eth_device *dev) { PRINTK2("%s: smc_enable\n", SMC_DEV_NAME); - SMC_SELECT_BANK( 0 ); + SMC_SELECT_BANK( dev, 0 ); /* see the header file for options in TCR/RCR DEFAULT*/ - SMC_outw( TCR_DEFAULT, TCR_REG ); - SMC_outw( RCR_DEFAULT, RCR_REG ); + 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_shutdown + . Function: smc_halt . Purpose: closes down the SMC91xxx chip. . Method: . 1. zero the interrupt mask @@ -522,26 +391,25 @@ static void smc_enable() . 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_shutdown() +static void smc_halt(struct eth_device *dev) { - PRINTK2(CARDNAME ": smc_shutdown\n"); + PRINTK2("%s: smc_halt\n", SMC_DEV_NAME); /* no more interrupts for me */ - SMC_SELECT_BANK( 2 ); - SMC_outb( 0, IM_REG ); + 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( 0 ); - SMC_outb( RCR_CLEAR, RCR_REG ); - SMC_outb( TCR_CLEAR, TCR_REG ); -#ifdef SHARED_RESOURCES + SMC_SELECT_BANK( dev, 0 ); + SMC_outb( dev, RCR_CLEAR, RCR_REG ); + SMC_outb( dev, TCR_CLEAR, TCR_REG ); + swap_to(FLASH); -#endif } /* - . Function: smc_hardware_send_packet(struct net_device * ) + . Function: smc_send(struct net_device * ) . Purpose: . This sends the actual packet to the SMC9xxx chip. . @@ -558,10 +426,10 @@ static void smc_shutdown() . Enable the transmit interrupt, so I know if it failed . Free the kernel data if I actually sent it. */ -static int smc_send_packet (volatile void *packet, int packet_length) +static int smc_send(struct eth_device *dev, volatile void *packet, + int packet_length) { byte packet_no; - unsigned long ioaddr; byte *buf; int length; int numPages; @@ -572,9 +440,9 @@ static int smc_send_packet (volatile void *packet, int packet_length) word saved_ptr; /* save PTR and PNR registers before manipulation */ - SMC_SELECT_BANK (2); - saved_pnr = SMC_inb( PN_REG ); - saved_ptr = SMC_inw( PTR_REG ); + 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); @@ -601,8 +469,8 @@ static int smc_send_packet (volatile void *packet, int packet_length) } /* now, try to allocate the memory */ - SMC_SELECT_BANK (2); - SMC_outw (MC_ALLOC | numPages, MMU_CMD_REG); + 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 * @@ -615,10 +483,10 @@ again: try++; time_out = MEMORY_WAIT_TIME; do { - status = SMC_inb (SMC91111_INT_REG); + status = SMC_inb (dev, SMC91111_INT_REG); if (status & IM_ALLOC_INT) { /* acknowledge the interrupt */ - SMC_outb (IM_ALLOC_INT, SMC91111_INT_REG); + SMC_outb (dev, IM_ALLOC_INT, SMC91111_INT_REG); break; } } while (--time_out); @@ -635,14 +503,10 @@ again: PRINTK2 ("%s: memory allocation, try %d succeeded ...\n", SMC_DEV_NAME, try); - /* I can send the packet now.. */ - - ioaddr = SMC_BASE_ADDRESS; - buf = (byte *) packet; /* If I get here, I _know_ there is a packet slot waiting for me */ - packet_no = SMC_inb (AR_REG); + 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); @@ -651,20 +515,20 @@ again: /* we have a packet address, so tell the card to use it */ #ifndef CONFIG_XAENIAX - SMC_outb (packet_no, PN_REG); + SMC_outb (dev, packet_no, PN_REG); #else /* On Xaeniax board, we can't use SMC_outb here because that way * the Allocate MMU command will end up written to the command register * as well, which will lead to a problem. */ - SMC_outl (packet_no << 16, 0); + SMC_outl (dev, packet_no << 16, 0); #endif /* 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 (PTR_AUTOINC, PTR_REG); + SMC_outw (dev, PTR_AUTOINC, PTR_REG); PRINTK3 ("%s: Trying to xmit packet of length %x\n", SMC_DEV_NAME, length); @@ -677,11 +541,11 @@ again: /* send the packet length ( +6 for status, length and ctl byte ) and the status word ( set to zeros ) */ #ifdef USE_32_BIT - SMC_outl ((length + 6) << 16, SMC91111_DATA_REG); + SMC_outl (dev, (length + 6) << 16, SMC91111_DATA_REG); #else - SMC_outw (0, SMC91111_DATA_REG); + SMC_outw (dev, 0, SMC91111_DATA_REG); /* send the packet length ( +6 for status words, length, and ctl */ - SMC_outw ((length + 6), SMC91111_DATA_REG); + SMC_outw (dev, (length + 6), SMC91111_DATA_REG); #endif /* send the actual data @@ -692,10 +556,10 @@ again: . almost as much time as is saved? */ #ifdef USE_32_BIT - SMC_outsl (SMC91111_DATA_REG, buf, length >> 2); + SMC_outsl (dev, SMC91111_DATA_REG, buf, length >> 2); #ifndef CONFIG_XAENIAX if (length & 0x2) - SMC_outw (*((word *) (buf + (length & 0xFFFFFFFC))), + SMC_outw (dev, *((word *) (buf + (length & 0xFFFFFFFC))), SMC91111_DATA_REG); #else /* On XANEIAX, we can only use 32-bit writes, so we need to handle @@ -703,48 +567,48 @@ again: */ if ((length & 3) == 3) { u16 * ptr = (u16*) &buf[length-3]; - SMC_outl((*ptr) | ((0x2000 | buf[length-1]) << 16), + SMC_outl(dev, (*ptr) | ((0x2000 | buf[length-1]) << 16), SMC91111_DATA_REG); } else if ((length & 2) == 2) { u16 * ptr = (u16*) &buf[length-2]; - SMC_outl(*ptr, SMC91111_DATA_REG); + SMC_outl(dev, *ptr, SMC91111_DATA_REG); } else if (length & 1) { - SMC_outl((0x2000 | buf[length-1]), SMC91111_DATA_REG); + SMC_outl(dev, (0x2000 | buf[length-1]), SMC91111_DATA_REG); } else { - SMC_outl(0, SMC91111_DATA_REG); + SMC_outl(dev, 0, SMC91111_DATA_REG); } #endif #else - SMC_outsw (SMC91111_DATA_REG, buf, (length) >> 1); + SMC_outsw (dev, SMC91111_DATA_REG, buf, (length) >> 1); #endif /* USE_32_BIT */ #ifndef CONFIG_XAENIAX /* Send the last byte, if there is one. */ if ((length & 1) == 0) { - SMC_outw (0, SMC91111_DATA_REG); + SMC_outw (dev, 0, SMC91111_DATA_REG); } else { - SMC_outw (buf[length - 1] | 0x2000, SMC91111_DATA_REG); + SMC_outw (dev, buf[length - 1] | 0x2000, SMC91111_DATA_REG); } #endif /* and let the chipset deal with it */ - SMC_outw (MC_ENQUEUE, MMU_CMD_REG); + SMC_outw (dev, MC_ENQUEUE, MMU_CMD_REG); /* poll for TX INT */ - /* if (poll4int (IM_TX_INT, SMC_TX_TIMEOUT)) { */ + /* if (poll4int (dev, IM_TX_INT, SMC_TX_TIMEOUT)) { */ /* poll for TX_EMPTY INT - autorelease enabled */ - if (poll4int(IM_TX_EMPTY_INT, SMC_TX_TIMEOUT)) { + 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 */ #ifdef CONFIG_XAENIAX - SMC_outw (MC_FREEPKT, MMU_CMD_REG); + SMC_outw (dev, MC_FREEPKT, MMU_CMD_REG); #endif /* wait for MMU getting ready (low) */ - while (SMC_inw (MMU_CMD_REG) & MC_BUSY) { + while (SMC_inw (dev, MMU_CMD_REG) & MC_BUSY) { udelay (10); } @@ -754,7 +618,7 @@ again: return 0; } else { /* ack. int */ - SMC_outb (IM_TX_EMPTY_INT, SMC91111_INT_REG); + 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); @@ -762,11 +626,11 @@ again: /* release packet */ /* no need to release, MMU does that now */ #ifdef CONFIG_XAENIAX - SMC_outw (MC_FREEPKT, MMU_CMD_REG); + SMC_outw (dev, MC_FREEPKT, MMU_CMD_REG); #endif /* wait for MMU getting ready (low) */ - while (SMC_inw (MMU_CMD_REG) & MC_BUSY) { + while (SMC_inw (dev, MMU_CMD_REG) & MC_BUSY) { udelay (10); } @@ -777,78 +641,62 @@ again: /* restore previously saved registers */ #ifndef CONFIG_XAENIAX - SMC_outb( saved_pnr, PN_REG ); + SMC_outb( dev, saved_pnr, PN_REG ); #else /* On Xaeniax board, we can't use SMC_outb here because that way * the Allocate MMU command will end up written to the command register * as well, which will lead to a problem. */ - SMC_outl(saved_pnr << 16, 0); + SMC_outl(dev, saved_pnr << 16, 0); #endif - SMC_outw( saved_ptr, PTR_REG ); + SMC_outw( dev, saved_ptr, PTR_REG ); return length; } -/*------------------------------------------------------------------------- - | - | smc_destructor( struct net_device * dev ) - | Input parameters: - | dev, pointer to the device structure - | - | Output: - | None. - | - --------------------------------------------------------------------------- -*/ -void smc_destructor() -{ - PRINTK2(CARDNAME ": smc_destructor\n"); -} - - /* * Open and Initialize the board * * Set up everything, reset the card, etc .. * */ -static int smc_open (bd_t * bd) +static int smc_init(struct eth_device *dev, bd_t *bd) { - int i, err; + int i; - PRINTK2 ("%s: smc_open\n", SMC_DEV_NAME); + swap_to(ETHERNET); + + PRINTK2 ("%s: smc_init\n", SMC_DEV_NAME); /* reset the hardware */ - smc_reset (); - smc_enable (); + smc_reset (dev); + smc_enable (dev); /* Configure the PHY */ #ifndef CONFIG_SMC91111_EXT_PHY - smc_phy_configure (); + smc_phy_configure (dev); #endif /* conservative setting (10Mbps, HalfDuplex, no AutoNeg.) */ -/* SMC_SELECT_BANK(0); */ -/* SMC_outw(0, RPC_REG); */ - SMC_SELECT_BANK (1); +/* SMC_SELECT_BANK(dev, 0); */ +/* SMC_outw(dev, 0, RPC_REG); */ + SMC_SELECT_BANK (dev, 1); - err = smc_get_ethaddr (bd); /* set smc_mac_addr, and sync it with u-boot globals */ - if (err < 0) - return -1; #ifdef USE_32_BIT for (i = 0; i < 6; i += 2) { word address; - address = smc_mac_addr[i + 1] << 8; - address |= smc_mac_addr[i]; - SMC_outw (address, (ADDR0_REG + i)); + 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 (smc_mac_addr[i], (ADDR0_REG + i)); + SMC_outb(dev, dev->enetaddr[i], (ADDR0_REG + i)); #endif + printf(SMC_DEV_NAME ": MAC %pM\n", dev->enetaddr); + return 0; } @@ -864,7 +712,7 @@ static int smc_open (bd_t * bd) . o otherwise, read in the packet -------------------------------------------------------------- */ -static int smc_rcv() +static int smc_rcv(struct eth_device *dev) { int packet_number; word status; @@ -876,12 +724,12 @@ static int smc_rcv() byte saved_pnr; word saved_ptr; - SMC_SELECT_BANK(2); + SMC_SELECT_BANK(dev, 2); /* save PTR and PTR registers */ - saved_pnr = SMC_inb( PN_REG ); - saved_ptr = SMC_inw( PTR_REG ); + saved_pnr = SMC_inb( dev, PN_REG ); + saved_ptr = SMC_inw( dev, PTR_REG ); - packet_number = SMC_inw( RXFIFO_REG ); + packet_number = SMC_inw( dev, RXFIFO_REG ); if ( packet_number & RXFIFO_REMPTY ) { @@ -890,16 +738,16 @@ static int smc_rcv() PRINTK3("%s: smc_rcv\n", SMC_DEV_NAME); /* start reading from the start of the packet */ - SMC_outw( PTR_READ | PTR_RCV | PTR_AUTOINC, PTR_REG ); + 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(SMC91111_DATA_REG); + stat_len = SMC_inl(dev, SMC91111_DATA_REG); status = stat_len & 0xffff; packet_length = stat_len >> 16; #else - status = SMC_inw( SMC91111_DATA_REG ); - packet_length = SMC_inw( SMC91111_DATA_REG ); + status = SMC_inw( dev, SMC91111_DATA_REG ); + packet_length = SMC_inw( dev, SMC91111_DATA_REG ); #endif packet_length &= 0x07ff; /* mask off top bits */ @@ -923,20 +771,23 @@ static int smc_rcv() to send the DWORDs or the bytes first, or some mixture. A mixture might improve already slow PIO performance */ - SMC_insl( SMC91111_DATA_REG , NetRxPackets[0], packet_length >> 2 ); + SMC_insl( dev, SMC91111_DATA_REG, NetRxPackets[0], + packet_length >> 2 ); /* read the left over bytes */ if (packet_length & 3) { int i; - byte *tail = (byte *)(NetRxPackets[0] + (packet_length & ~3)); - dword leftover = SMC_inl(SMC91111_DATA_REG); + byte *tail = (byte *)(NetRxPackets[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(SMC91111_DATA_REG , NetRxPackets[0], packet_length >> 1); + SMC_insw(dev, SMC91111_DATA_REG , NetRxPackets[0], + packet_length >> 1); #endif /* USE_32_BIT */ @@ -950,26 +801,26 @@ static int smc_rcv() is_error = 1; } - while ( SMC_inw( MMU_CMD_REG ) & MC_BUSY ) + 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( MC_RELEASE, MMU_CMD_REG ); + SMC_outw( dev, MC_RELEASE, MMU_CMD_REG ); - while ( SMC_inw( MMU_CMD_REG ) & MC_BUSY ) + while ( SMC_inw( dev, MMU_CMD_REG ) & MC_BUSY ) udelay(1); /* Wait until not busy */ /* restore saved registers */ #ifndef CONFIG_XAENIAX - SMC_outb( saved_pnr, PN_REG ); + SMC_outb( dev, saved_pnr, PN_REG ); #else /* On Xaeniax board, we can't use SMC_outb here because that way * the Allocate MMU command will end up written to the command register * as well, which will lead to a problem. */ - SMC_outl( saved_pnr << 16, 0); + SMC_outl( dev, saved_pnr << 16, 0); #endif - SMC_outw( saved_ptr, PTR_REG ); + SMC_outw( dev, saved_ptr, PTR_REG ); if (!is_error) { /* Pass the packet up to the protocol layers. */ @@ -982,43 +833,24 @@ static int smc_rcv() } -/*---------------------------------------------------- - . smc_close - . - . this makes the board clean up everything that it can - . and not talk to the outside world. Caused by - . an 'ifconfig ethX down' - . - -----------------------------------------------------*/ -static int smc_close() -{ - PRINTK2("%s: smc_close\n", SMC_DEV_NAME); - - /* clear everything */ - smc_shutdown(); - - return 0; -} - - #if 0 /*------------------------------------------------------------ . Modify a bit in the LAN91C111 register set .-------------------------------------------------------------*/ -static word smc_modify_regbit(int bank, int ioaddr, int reg, +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( bank ); + SMC_SELECT_BANK( dev, bank ); - regval = SMC_inw( reg ); + regval = SMC_inw( dev, reg ); if (val) regval |= bit; else regval &= ~bit; - SMC_outw( regval, 0 ); + SMC_outw( dev, regval, 0 ); return(regval); } @@ -1026,10 +858,10 @@ static word smc_modify_regbit(int bank, int ioaddr, int reg, /*------------------------------------------------------------ . Retrieve a bit in the LAN91C111 register set .-------------------------------------------------------------*/ -static int smc_get_regbit(int bank, int ioaddr, int reg, unsigned int bit) +static int smc_get_regbit(struct eth_device *dev, int bank, int ioaddr, int reg, unsigned int bit) { - SMC_SELECT_BANK( bank ); - if ( SMC_inw( reg ) & bit) + SMC_SELECT_BANK( dev, bank ); + if ( SMC_inw( dev, reg ) & bit) return(1); else return(0); @@ -1039,20 +871,20 @@ static int smc_get_regbit(int bank, int ioaddr, int reg, unsigned int bit) /*------------------------------------------------------------ . Modify a LAN91C111 register (word access only) .-------------------------------------------------------------*/ -static void smc_modify_reg(int bank, int ioaddr, int reg, word val) +static void smc_modify_reg(struct eth_device *dev, int bank, int ioaddr, int reg, word val) { - SMC_SELECT_BANK( bank ); - SMC_outw( val, reg ); + SMC_SELECT_BANK( dev, bank ); + SMC_outw( dev, val, reg ); } /*------------------------------------------------------------ . Retrieve a LAN91C111 register (word access only) .-------------------------------------------------------------*/ -static int smc_get_reg(int bank, int ioaddr, int reg) +static int smc_get_reg(struct eth_device *dev, int bank, int ioaddr, int reg) { - SMC_SELECT_BANK( bank ); - return(SMC_inw( reg )); + SMC_SELECT_BANK( dev, bank ); + return(SMC_inw( dev, reg )); } #endif /* 0 */ @@ -1105,7 +937,7 @@ static void smc_dump_mii_stream (byte * bits, int size) . Reads a register from the MII Management serial interface .-------------------------------------------------------------*/ #ifndef CONFIG_SMC91111_EXT_PHY -static word smc_read_phy_register (byte phyreg) +static word smc_read_phy_register (struct eth_device *dev, byte phyreg) { int oldBank; int i; @@ -1168,13 +1000,13 @@ static word smc_read_phy_register (byte phyreg) bits[clk_idx++] = 0; /* Save the current bank */ - oldBank = SMC_inw (BANK_SELECT); + oldBank = SMC_inw (dev, BANK_SELECT); /* Select bank 3 */ - SMC_SELECT_BANK (3); + SMC_SELECT_BANK (dev, 3); /* Get the current MII register value */ - mii_reg = SMC_inw (MII_REG); + mii_reg = SMC_inw (dev, MII_REG); /* Turn off all MII Interface bits */ mii_reg &= ~(MII_MDOE | MII_MCLK | MII_MDI | MII_MDO); @@ -1182,23 +1014,23 @@ static word smc_read_phy_register (byte phyreg) /* Clock all 64 cycles */ for (i = 0; i < sizeof bits; ++i) { /* Clock Low - output data */ - SMC_outw (mii_reg | bits[i], MII_REG); + SMC_outw (dev, mii_reg | bits[i], MII_REG); udelay (SMC_PHY_CLOCK_DELAY); /* Clock Hi - input data */ - SMC_outw (mii_reg | bits[i] | MII_MCLK, MII_REG); + SMC_outw (dev, mii_reg | bits[i] | MII_MCLK, MII_REG); udelay (SMC_PHY_CLOCK_DELAY); - bits[i] |= SMC_inw (MII_REG) & MII_MDI; + 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 (mii_reg, MII_REG); + SMC_outw (dev, mii_reg, MII_REG); udelay (SMC_PHY_CLOCK_DELAY); /* Restore original bank select */ - SMC_SELECT_BANK (oldBank); + SMC_SELECT_BANK (dev, oldBank); /* Recover input data */ phydata = 0; @@ -1222,7 +1054,8 @@ static word smc_read_phy_register (byte phyreg) /*------------------------------------------------------------ . Writes a register to the MII Management serial interface .-------------------------------------------------------------*/ -static void smc_write_phy_register (byte phyreg, word phydata) +static void smc_write_phy_register (struct eth_device *dev, byte phyreg, + word phydata) { int oldBank; int i; @@ -1288,13 +1121,13 @@ static void smc_write_phy_register (byte phyreg, word phydata) bits[clk_idx++] = 0; /* Save the current bank */ - oldBank = SMC_inw (BANK_SELECT); + oldBank = SMC_inw (dev, BANK_SELECT); /* Select bank 3 */ - SMC_SELECT_BANK (3); + SMC_SELECT_BANK (dev, 3); /* Get the current MII register value */ - mii_reg = SMC_inw (MII_REG); + mii_reg = SMC_inw (dev, MII_REG); /* Turn off all MII Interface bits */ mii_reg &= ~(MII_MDOE | MII_MCLK | MII_MDI | MII_MDO); @@ -1302,23 +1135,23 @@ static void smc_write_phy_register (byte phyreg, word phydata) /* Clock all cycles */ for (i = 0; i < sizeof bits; ++i) { /* Clock Low - output data */ - SMC_outw (mii_reg | bits[i], MII_REG); + SMC_outw (dev, mii_reg | bits[i], MII_REG); udelay (SMC_PHY_CLOCK_DELAY); /* Clock Hi - input data */ - SMC_outw (mii_reg | bits[i] | MII_MCLK, MII_REG); + SMC_outw (dev, mii_reg | bits[i] | MII_MCLK, MII_REG); udelay (SMC_PHY_CLOCK_DELAY); - bits[i] |= SMC_inw (MII_REG) & MII_MDI; + 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 (mii_reg, MII_REG); + SMC_outw (dev, mii_reg, MII_REG); udelay (SMC_PHY_CLOCK_DELAY); /* Restore original bank select */ - SMC_SELECT_BANK (oldBank); + SMC_SELECT_BANK (dev, oldBank); #if (SMC_DEBUG > 2 ) printf ("smc_write_phy_register(): phyaddr=%x,phyreg=%x,phydata=%x\n", @@ -1345,7 +1178,7 @@ static void smc_wait_ms(unsigned int ms) . smc_phy_fixed() if the user has requested a certain config. .-------------------------------------------------------------*/ #ifndef CONFIG_SMC91111_EXT_PHY -static void smc_phy_configure () +static void smc_phy_configure (struct eth_device *dev) { int timeout; byte phyaddr; @@ -1361,12 +1194,12 @@ static void smc_phy_configure () phyaddr = SMC_PHY_ADDR; /* Reset the PHY, setting all other bits to zero */ - smc_write_phy_register (PHY_CNTL_REG, PHY_CNTL_RST); + 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 (PHY_CNTL_REG) + if (!(smc_read_phy_register (dev, PHY_CNTL_REG) & PHY_CNTL_RST)) { /* reset complete */ break; @@ -1385,14 +1218,14 @@ static void smc_phy_configure () /* Enable PHY Interrupts (for register 18) */ /* Interrupts listed here are disabled */ - smc_write_phy_register (PHY_MASK_REG, 0xffff); + smc_write_phy_register (dev, PHY_MASK_REG, 0xffff); /* Configure the Receive/Phy Control register */ - SMC_SELECT_BANK (0); - SMC_outw (RPC_DEFAULT, RPC_REG); + 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 (PHY_STAT_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) @@ -1411,18 +1244,18 @@ static void smc_phy_configure () my_ad_caps |= PHY_AD_10_HDX; /* Update our Auto-Neg Advertisement Register */ - smc_write_phy_register (PHY_AD_REG, my_ad_caps); + 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(PHY_AD_REG); + 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 (PHY_CNTL_REG, + 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 */ @@ -1431,7 +1264,7 @@ static void smc_phy_configure () timeout = CONFIG_SMC_AUTONEG_TIMEOUT * 2; while (timeout--) { - status = smc_read_phy_register (PHY_STAT_REG); + status = smc_read_phy_register (dev, PHY_STAT_REG); if (status & PHY_STAT_ANEG_ACK) { /* auto-negotiate complete */ break; @@ -1447,7 +1280,7 @@ static void smc_phy_configure () /* Restart auto-negotiation */ printf ("%s: PHY restarting auto-negotiation\n", SMC_DEV_NAME); - smc_write_phy_register (PHY_CNTL_REG, + smc_write_phy_register (dev, PHY_CNTL_REG, PHY_CNTL_ANEG_EN | PHY_CNTL_ANEG_RST | PHY_CNTL_SPEED | @@ -1467,7 +1300,7 @@ static void smc_phy_configure () } /* Re-Configure the Receive/Phy Control register */ - SMC_outw (RPC_DEFAULT, RPC_REG); + SMC_outw (dev, RPC_DEFAULT, RPC_REG); smc_phy_configure_exit: ; @@ -1512,61 +1345,37 @@ static void print_packet( byte * buf, int length ) } #endif -int eth_init(bd_t *bd) { -#ifdef SHARED_RESOURCES - swap_to(ETHERNET); -#endif - return (smc_open(bd)); -} - -void eth_halt() { - smc_close(); -} - -int eth_rx() { - return smc_rcv(); -} - -int eth_send(volatile void *packet, int length) { - return smc_send_packet(packet, length); -} - -int smc_get_ethaddr (bd_t * bd) +int smc91111_initialize(u8 dev_num, int base_addr) { - uchar v_mac[6]; + struct smc91111_priv *priv; + struct eth_device *dev; + int i; - if (!eth_getenv_enetaddr("ethaddr", v_mac)) { - /* get ROM mac value if any */ - if (!get_rom_mac(v_mac)) { - printf("\n*** ERROR: ethaddr is NOT set !!\n"); - return -1; - } - eth_setenv_enetaddr("ethaddr", v_mac); + priv = malloc(sizeof(*priv)); + if (!priv) + return 0; + dev = malloc(sizeof(*dev)); + if (!dev) { + free(priv); + return 0; } - smc_set_mac_addr(v_mac); /* use old function to update smc default */ - PRINTK("Using MAC Address %pM\n", v_mac); - return 0; -} + priv->dev_num = dev_num; + dev->priv = priv; + dev->iobase = base_addr; -int get_rom_mac (uchar *v_rom_mac) -{ -#ifdef HARDCODE_MAC /* used for testing or to supress run time warnings */ - char hw_mac_addr[] = { 0x02, 0x80, 0xad, 0x20, 0x31, 0xb8 }; - - memcpy (v_rom_mac, hw_mac_addr, 6); - return (1); -#else - int i; - int valid_mac = 0; + 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); - SMC_SELECT_BANK (1); - for (i=0; i<6; i++) - { - v_rom_mac[i] = SMC_inb ((ADDR0_REG + i)); - valid_mac |= v_rom_mac[i]; - } + dev->init = smc_init; + dev->halt = smc_halt; + dev->send = smc_send; + dev->recv = smc_rcv; + sprintf(dev->name, "%s-%hu", SMC_DEV_NAME, dev_num); - return (valid_mac ? 1 : 0); -#endif + eth_register(dev); + return 0; } |