diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/Makefile | 5 | ||||
| -rw-r--r-- | drivers/net/ax88796.c | 156 | ||||
| -rw-r--r-- | drivers/net/ax88796.h | 136 | ||||
| -rw-r--r-- | drivers/net/cs8900.c | 15 | ||||
| -rw-r--r-- | drivers/net/cs8900.h | 1 | ||||
| -rw-r--r-- | drivers/net/ne2000.c | 94 | ||||
| -rw-r--r-- | drivers/net/ne2000.h | 87 | ||||
| -rw-r--r-- | drivers/net/ne2000_base.h | 1 |
8 files changed, 259 insertions, 236 deletions
diff --git a/drivers/net/Makefile b/drivers/net/Makefile index d5e413b..4131aad 100644 --- a/drivers/net/Makefile +++ b/drivers/net/Makefile @@ -42,7 +42,10 @@ COBJS-y += lan91c96.o COBJS-y += macb.o COBJS-y += mcffec.o COBJS-y += natsemi.o -COBJS-$(CONFIG_DRIVER_NE2000) += ne2000.o +ifeq ($(CONFIG_DRIVER_NE2000),y) +COBJS-y += ne2000.o +COBJS-$(CONFIG_DRIVER_AX88796L) += ax88796.o +endif COBJS-y += netarm_eth.o COBJS-y += netconsole.o COBJS-y += ns7520_eth.o diff --git a/drivers/net/ax88796.c b/drivers/net/ax88796.c new file mode 100644 index 0000000..39cd101 --- /dev/null +++ b/drivers/net/ax88796.c @@ -0,0 +1,156 @@ +/* + * (c) 2007 Nobuhiro Iwamatsu <iwamatsu@nigauri.org> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + */ +#include <common.h> +#include "ax88796.h" + +/* + * Set 1 bit data + */ +static void ax88796_bitset(u32 bit) +{ + /* DATA1 */ + if( bit ) + EEDI_HIGH; + else + EEDI_LOW; + + EECLK_LOW; + udelay(1000); + EECLK_HIGH; + udelay(1000); + EEDI_LOW; +} + +/* + * Get 1 bit data + */ +static u8 ax88796_bitget(void) +{ + u8 bit; + + EECLK_LOW; + udelay(1000); + /* DATA */ + bit = EEDO; + EECLK_HIGH; + udelay(1000); + + return bit; +} + +/* + * Send COMMAND to EEPROM + */ +static void ax88796_eep_cmd(u8 cmd) +{ + ax88796_bitset(BIT_DUMMY); + switch(cmd){ + case MAC_EEP_READ: + ax88796_bitset(1); + ax88796_bitset(1); + ax88796_bitset(0); + break; + + case MAC_EEP_WRITE: + ax88796_bitset(1); + ax88796_bitset(0); + ax88796_bitset(1); + break; + + case MAC_EEP_ERACE: + ax88796_bitset(1); + ax88796_bitset(1); + ax88796_bitset(1); + break; + + case MAC_EEP_EWEN: + ax88796_bitset(1); + ax88796_bitset(0); + ax88796_bitset(0); + break; + + case MAC_EEP_EWDS: + ax88796_bitset(1); + ax88796_bitset(0); + ax88796_bitset(0); + break; + default: + break; + } +} + +static void ax88796_eep_setaddr(u16 addr) +{ + int i ; + + for( i = 7 ; i >= 0 ; i-- ) + ax88796_bitset(addr & (1 << i)); +} + +/* + * Get data from EEPROM + */ +static u16 ax88796_eep_getdata(void) +{ + ushort data = 0; + int i; + + ax88796_bitget(); /* DUMMY */ + for( i = 0 ; i < 16 ; i++ ){ + data <<= 1; + data |= ax88796_bitget(); + } + return data; +} + +static void ax88796_mac_read(u8 *buff) +{ + int i ; + u16 data; + u16 addr = 0; + + for( i = 0 ; i < 3; i++ ) + { + EECS_HIGH; + EEDI_LOW; + udelay(1000); + /* READ COMMAND */ + ax88796_eep_cmd(MAC_EEP_READ); + /* ADDRESS */ + ax88796_eep_setaddr(addr++); + /* GET DATA */ + data = ax88796_eep_getdata(); + *buff++ = (uchar)(data & 0xff); + *buff++ = (uchar)((data >> 8) & 0xff); + EECLK_LOW; + EEDI_LOW; + EECS_LOW; + } +} + +int get_prom(u8* mac_addr) +{ + u8 prom[32]; + int i; + + ax88796_mac_read(prom); + for (i = 0; i < 6; i++){ + mac_addr[i] = prom[i]; + } + return 1; +} diff --git a/drivers/net/ax88796.h b/drivers/net/ax88796.h index 0e6f8a2..43a1639 100644 --- a/drivers/net/ax88796.h +++ b/drivers/net/ax88796.h @@ -78,140 +78,4 @@ #define DP_OUT_DATA(_b_, _d_) *( (vu_short *) ((_b_)+ISA_OFFSET)) = (_d_) #endif - -/* - * Set 1 bit data - */ -static void ax88796_bitset(u32 bit) -{ - /* DATA1 */ - if( bit ) - EEDI_HIGH; - else - EEDI_LOW; - - EECLK_LOW; - udelay(1000); - EECLK_HIGH; - udelay(1000); - EEDI_LOW; -} - -/* - * Get 1 bit data - */ -static u8 ax88796_bitget(void) -{ - u8 bit; - - EECLK_LOW; - udelay(1000); - /* DATA */ - bit = EEDO; - EECLK_HIGH; - udelay(1000); - - return bit; -} - -/* - * Send COMMAND to EEPROM - */ -static void ax88796_eep_cmd(u8 cmd) -{ - ax88796_bitset(BIT_DUMMY); - switch(cmd){ - case MAC_EEP_READ: - ax88796_bitset(1); - ax88796_bitset(1); - ax88796_bitset(0); - break; - - case MAC_EEP_WRITE: - ax88796_bitset(1); - ax88796_bitset(0); - ax88796_bitset(1); - break; - - case MAC_EEP_ERACE: - ax88796_bitset(1); - ax88796_bitset(1); - ax88796_bitset(1); - break; - - case MAC_EEP_EWEN: - ax88796_bitset(1); - ax88796_bitset(0); - ax88796_bitset(0); - break; - - case MAC_EEP_EWDS: - ax88796_bitset(1); - ax88796_bitset(0); - ax88796_bitset(0); - break; - default: - break; - } -} - -static void ax88796_eep_setaddr(u16 addr) -{ - int i ; - for( i = 7 ; i >= 0 ; i-- ) - ax88796_bitset(addr & (1 << i)); -} - -/* - * Get data from EEPROM - */ -static u16 ax88796_eep_getdata(void) -{ - ushort data = 0; - int i; - - ax88796_bitget(); /* DUMMY */ - for( i = 0 ; i < 16 ; i++ ){ - data <<= 1; - data |= ax88796_bitget(); - } - return data; -} - -static void ax88796_mac_read(u8 *buff) -{ - int i ; - u16 data, addr = 0; - - for( i = 0 ; i < 3; i++ ) - { - EECS_HIGH; - EEDI_LOW; - udelay(1000); - /* READ COMMAND */ - ax88796_eep_cmd(MAC_EEP_READ); - /* ADDRESS */ - ax88796_eep_setaddr(addr++); - /* GET DATA */ - data = ax88796_eep_getdata(); - *buff++ = (uchar)(data & 0xff); - *buff++ = (uchar)((data >> 8) & 0xff); - EECLK_LOW; - EEDI_LOW; - EECS_LOW; - } -} - -int get_prom(u8* mac_addr) -{ - u8 prom[32]; - int i; - - ax88796_mac_read(prom); - for (i = 0; i < 6; i++){ - mac_addr[i] = prom[i]; - } - return 1; -} - #endif /* __DRIVERS_AX88796L_H__ */ diff --git a/drivers/net/cs8900.c b/drivers/net/cs8900.c index 55ef346..458b517 100644 --- a/drivers/net/cs8900.c +++ b/drivers/net/cs8900.c @@ -65,14 +65,14 @@ static unsigned short get_reg_init_bus (int regno) c = CS8900_BUS16_0; CS8900_PPTR = regno; - return (unsigned short) CS8900_PDATA; + return CS8900_PDATA; } #endif static unsigned short get_reg (int regno) { CS8900_PPTR = regno; - return (unsigned short) CS8900_PDATA; + return CS8900_PDATA; } @@ -131,7 +131,7 @@ void cs8900_get_enetaddr (uchar * addr) if (get_reg_init_bus (PP_ChipID) != 0x630e) return; eth_reset (); - if ((get_reg (PP_SelfST) & (PP_SelfSTAT_EEPROM | PP_SelfSTAT_EEPROM_OK)) == + if ((get_reg (PP_SelfSTAT) & (PP_SelfSTAT_EEPROM | PP_SelfSTAT_EEPROM_OK)) == (PP_SelfSTAT_EEPROM | PP_SelfSTAT_EEPROM_OK)) { /* Load the MAC from EEPROM */ @@ -168,7 +168,6 @@ void cs8900_get_enetaddr (uchar * addr) debug ("### Set environment from HW MAC addr = \"%s\"\n", ethaddr); setenv ("ethaddr", ethaddr); } - } } @@ -183,7 +182,6 @@ void eth_halt (void) int eth_init (bd_t * bd) { - /* verify chip id */ if (get_reg_init_bus (PP_ChipID) != 0x630e) { printf ("CS8900 Ethernet chip not found?!\n"); @@ -201,7 +199,7 @@ int eth_init (bd_t * bd) } /* Get a data block via Ethernet */ -extern int eth_rx (void) +int eth_rx (void) { int i; unsigned short rxlen; @@ -233,7 +231,7 @@ extern int eth_rx (void) } /* Send a data block via Ethernet. */ -extern int eth_send (volatile void *packet, int length) +int eth_send (volatile void *packet, int length) { volatile unsigned short *addr; int tmo; @@ -281,7 +279,8 @@ retry: static void cs8900_e2prom_ready(void) { - while(get_reg(PP_SelfST) & SI_BUSY); + while (get_reg(PP_SelfSTAT) & SI_BUSY) + ; } /***********************************************************/ diff --git a/drivers/net/cs8900.h b/drivers/net/cs8900.h index f886d10..f9c32dd 100644 --- a/drivers/net/cs8900.h +++ b/drivers/net/cs8900.h @@ -243,7 +243,6 @@ /* EEPROM Kram */ #define SI_BUSY 0x0100 -#define PP_SelfST 0x0136 /* Self State register */ #define PP_EECMD 0x0040 /* NVR Interface Command register */ #define PP_EEData 0x0042 /* NVR Interface Data Register */ #define EEPROM_WRITE_EN 0x00F0 diff --git a/drivers/net/ne2000.c b/drivers/net/ne2000.c index d09da78..2da57b6 100644 --- a/drivers/net/ne2000.c +++ b/drivers/net/ne2000.c @@ -126,6 +126,9 @@ dp83902a_init(void) { dp83902a_priv_data_t *dp = &nic; u8* base; +#if defined(NE2000_BASIC_INIT) + int i; +#endif DEBUG_FUNCTION(); @@ -755,8 +758,6 @@ static hw_info_t hw_info[] = { #define NR_INFO (sizeof(hw_info)/sizeof(hw_info_t)) -static hw_info_t default_info = { 0, 0, 0, 0, 0 }; - u8 dev_addr[6]; #define PCNET_CMD 0x00 @@ -764,6 +765,93 @@ u8 dev_addr[6]; #define PCNET_RESET 0x1f /* Issue a read to reset, a write to clear. */ #define PCNET_MISC 0x18 /* For IBM CCAE and Socket EA cards */ +static void pcnet_reset_8390(void) +{ + int i, r; + + PRINTK("nic base is %lx\n", nic_base); + + n2k_outb(E8390_NODMA + E8390_PAGE0+E8390_STOP, E8390_CMD); + PRINTK("cmd (at %lx) is %x\n", nic_base + E8390_CMD, n2k_inb(E8390_CMD)); + n2k_outb(E8390_NODMA+E8390_PAGE1+E8390_STOP, E8390_CMD); + PRINTK("cmd (at %lx) is %x\n", nic_base + E8390_CMD, n2k_inb(E8390_CMD)); + n2k_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD); + PRINTK("cmd (at %lx) is %x\n", nic_base + E8390_CMD, n2k_inb(E8390_CMD)); + n2k_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD); + + n2k_outb(n2k_inb(PCNET_RESET), PCNET_RESET); + + for (i = 0; i < 100; i++) { + if ((r = (n2k_inb(EN0_ISR) & ENISR_RESET)) != 0) + break; + PRINTK("got %x in reset\n", r); + udelay(100); + } + n2k_outb(ENISR_RESET, EN0_ISR); /* Ack intr. */ + + if (i == 100) + printf("pcnet_reset_8390() did not complete.\n"); +} /* pcnet_reset_8390 */ + +int get_prom(u8* mac_addr) __attribute__ ((weak, alias ("__get_prom"))); +int __get_prom(u8* mac_addr) +{ + u8 prom[32]; + int i, j; + struct { + u_char value, offset; + } program_seq[] = { + {E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD}, /* Select page 0*/ + {0x48, EN0_DCFG}, /* Set byte-wide (0x48) access. */ + {0x00, EN0_RCNTLO}, /* Clear the count regs. */ + {0x00, EN0_RCNTHI}, + {0x00, EN0_IMR}, /* Mask completion irq. */ + {0xFF, EN0_ISR}, + {E8390_RXOFF, EN0_RXCR}, /* 0x20 Set to monitor */ + {E8390_TXOFF, EN0_TXCR}, /* 0x02 and loopback mode. */ + {32, EN0_RCNTLO}, + {0x00, EN0_RCNTHI}, + {0x00, EN0_RSARLO}, /* DMA starting at 0x0000. */ + {0x00, EN0_RSARHI}, + {E8390_RREAD+E8390_START, E8390_CMD}, + }; + + PRINTK ("trying to get MAC via prom reading\n"); + + pcnet_reset_8390 (); + + mdelay (10); + + for (i = 0; i < sizeof (program_seq) / sizeof (program_seq[0]); i++) + n2k_outb (program_seq[i].value, program_seq[i].offset); + + PRINTK ("PROM:"); + for (i = 0; i < 32; i++) { + prom[i] = n2k_inb (PCNET_DATAPORT); + PRINTK (" %02x", prom[i]); + } + PRINTK ("\n"); + for (i = 0; i < NR_INFO; i++) { + if ((prom[0] == hw_info[i].a0) && + (prom[2] == hw_info[i].a1) && + (prom[4] == hw_info[i].a2)) { + PRINTK ("matched board %d\n", i); + break; + } + } + if ((i < NR_INFO) || ((prom[28] == 0x57) && (prom[30] == 0x57))) { + PRINTK ("on exit i is %d/%ld\n", i, NR_INFO); + PRINTK ("MAC address is "); + for (j = 0; j < 6; j++) { + mac_addr[j] = prom[j << 1]; + PRINTK ("%02x:", mac_addr[i]); + } + PRINTK ("\n"); + return (i < NR_INFO) ? i : 0; + } + return 0; +} + u32 nic_base; /* U-boot specific routines */ @@ -790,7 +878,7 @@ void uboot_push_tx_done(int key, int val) { } int eth_init(bd_t *bd) { - static hw_info_t * r; + int r; char ethaddr[20]; PRINTK("### eth_init\n"); diff --git a/drivers/net/ne2000.h b/drivers/net/ne2000.h index 6049482..2cde6be 100644 --- a/drivers/net/ne2000.h +++ b/drivers/net/ne2000.h @@ -81,6 +81,7 @@ are GPL, so this is, of course, GPL. #define DP_DATA 0x10 #define START_PG 0x50 /* First page of TX buffer */ +#define START_PG2 0x48 #define STOP_PG 0x80 /* Last page +1 of RX ring */ #define RX_START 0x50 @@ -90,90 +91,4 @@ are GPL, so this is, of course, GPL. #define DP_OUT(_b_, _o_, _d_) *( (vu_char *) ((_b_)+(_o_))) = (_d_) #define DP_IN_DATA(_b_, _d_) (_d_) = *( (vu_char *) ((_b_))) #define DP_OUT_DATA(_b_, _d_) *( (vu_char *) ((_b_))) = (_d_) - -static void pcnet_reset_8390(void) -{ - int i, r; - - PRINTK("nic base is %lx\n", nic_base); - - n2k_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD); - PRINTK("cmd (at %lx) is %x\n", nic_base+ E8390_CMD, n2k_inb(E8390_CMD)); - n2k_outb(E8390_NODMA+E8390_PAGE1+E8390_STOP, E8390_CMD); - PRINTK("cmd (at %lx) is %x\n", nic_base+ E8390_CMD, n2k_inb(E8390_CMD)); - n2k_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD); - PRINTK("cmd (at %lx) is %x\n", nic_base+ E8390_CMD, n2k_inb(E8390_CMD)); - n2k_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD); - - n2k_outb(n2k_inb(PCNET_RESET), PCNET_RESET); - - for (i = 0; i < 100; i++) { - if ((r = (n2k_inb(EN0_ISR) & ENISR_RESET)) != 0) - break; - PRINTK("got %x in reset\n", r); - udelay(100); - } - n2k_outb(ENISR_RESET, EN0_ISR); /* Ack intr. */ - - if (i == 100) - printf("pcnet_reset_8390() did not complete.\n"); -} /* pcnet_reset_8390 */ - -int get_prom(u8* mac_addr) -{ - u8 prom[32]; - int i, j; - struct { - u_char value, offset; - } program_seq[] = { - {E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD}, /* Select page 0*/ - {0x48, EN0_DCFG}, /* Set byte-wide (0x48) access. */ - {0x00, EN0_RCNTLO}, /* Clear the count regs. */ - {0x00, EN0_RCNTHI}, - {0x00, EN0_IMR}, /* Mask completion irq. */ - {0xFF, EN0_ISR}, - {E8390_RXOFF, EN0_RXCR}, /* 0x20 Set to monitor */ - {E8390_TXOFF, EN0_TXCR}, /* 0x02 and loopback mode. */ - {32, EN0_RCNTLO}, - {0x00, EN0_RCNTHI}, - {0x00, EN0_RSARLO}, /* DMA starting at 0x0000. */ - {0x00, EN0_RSARHI}, - {E8390_RREAD+E8390_START, E8390_CMD}, - }; - - PRINTK ("trying to get MAC via prom reading\n"); - - pcnet_reset_8390 (); - - mdelay (10); - - for (i = 0; i < sizeof (program_seq) / sizeof (program_seq[0]); i++) - n2k_outb (program_seq[i].value, program_seq[i].offset); - - PRINTK ("PROM:"); - for (i = 0; i < 32; i++) { - prom[i] = n2k_inb (PCNET_DATAPORT); - PRINTK (" %02x", prom[i]); - } - PRINTK ("\n"); - for (i = 0; i < NR_INFO; i++) { - if ((prom[0] == hw_info[i].a0) && - (prom[2] == hw_info[i].a1) && - (prom[4] == hw_info[i].a2)) { - PRINTK ("matched board %d\n", i); - break; - } - } - if ((i < NR_INFO) || ((prom[28] == 0x57) && (prom[30] == 0x57))) { - PRINTK ("on exit i is %d/%ld\n", i, NR_INFO); - PRINTK ("MAC address is "); - for (j = 0; j < 6; j++) { - mac_addr[j] = prom[j << 1]; - PRINTK ("%02x:", mac_addr[i]); - } - PRINTK ("\n"); - return (i < NR_INFO) ? i : 0; - } - return NULL; -} #endif /* __DRIVERS_NE2000_H__ */ diff --git a/drivers/net/ne2000_base.h b/drivers/net/ne2000_base.h index 990d748..948b290 100644 --- a/drivers/net/ne2000_base.h +++ b/drivers/net/ne2000_base.h @@ -122,7 +122,6 @@ typedef struct dp83902a_priv_data { /* * Some forward declarations */ -int get_prom( u8* mac_addr); static void dp83902a_poll(void); /* ------------------------------------------------------------------------ */ |