From 2ef7503a593c77a80c2a054011970227c4b62774 Mon Sep 17 00:00:00 2001 From: Jean-Christophe PLAGNIOL-VILLARD Date: Thu, 24 Apr 2008 07:57:17 +0200 Subject: NE2000: Fix regresssion introduced by e710185aae90 on non AX88796 Move non-inlied functions into specific drivers file Set get_prom as weak Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD Signed-off-by: Vlad Lungu Signed-off-by: Ben Warren --- drivers/net/ne2000.c | 94 ++++++++++++++++++++++++++++++++++++++++++++++++++-- 1 file changed, 91 insertions(+), 3 deletions(-) (limited to 'drivers/net/ne2000.c') 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"); -- cgit v1.1