Orange Pi5 kernel

^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   1) // SPDX-License-Identifier: GPL-2.0-only
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   2) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   3)  *  linux/drivers/acorn/net/etherh.c
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   4)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   5)  *  Copyright (C) 2000-2002 Russell King
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   6)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   7)  * NS8390 I-cubed EtherH and ANT EtherM specific driver
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   8)  * Thanks to I-Cubed for information on their cards.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300   9)  * EtherM conversion (C) 1999 Chris Kemp and Tim Watterton
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  10)  * EtherM integration (C) 2000 Aleph One Ltd (Tak-Shing Chan)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  11)  * EtherM integration re-engineered by Russell King.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  12)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  13)  * Changelog:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  14)  *  08-12-1996	RMK	1.00	Created
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  15)  *		RMK	1.03	Added support for EtherLan500 cards
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  16)  *  23-11-1997	RMK	1.04	Added media autodetection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  17)  *  16-04-1998	RMK	1.05	Improved media autodetection
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  18)  *  10-02-2000	RMK	1.06	Updated for 2.3.43
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  19)  *  13-05-2000	RMK	1.07	Updated for 2.3.99-pre8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  20)  *  12-10-1999  CK/TEW		EtherM driver first release
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  21)  *  21-12-2000	TTC		EtherH/EtherM integration
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  22)  *  25-12-2000	RMK	1.08	Clean integration of EtherM into this driver.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  23)  *  03-01-2002	RMK	1.09	Always enable IRQs if we're in the nic slot.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  24)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  25) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  26) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  27) #include <linux/kernel.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  28) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  29) #include <linux/fcntl.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  30) #include <linux/interrupt.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  31) #include <linux/ioport.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  32) #include <linux/in.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  33) #include <linux/string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  34) #include <linux/errno.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  35) #include <linux/netdevice.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  36) #include <linux/etherdevice.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  37) #include <linux/ethtool.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  38) #include <linux/skbuff.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  39) #include <linux/delay.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  40) #include <linux/device.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  41) #include <linux/init.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  42) #include <linux/bitops.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  43) #include <linux/jiffies.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  44) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  45) #include <asm/ecard.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  46) #include <asm/io.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  47) #include <asm/system_info.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  48) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  49) #define EI_SHIFT(x)	(ei_local->reg_offset[x])
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  50) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  51) #define ei_inb(_p)	 readb((void __iomem *)_p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  52) #define ei_outb(_v,_p)	 writeb(_v,(void __iomem *)_p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  53) #define ei_inb_p(_p)	 readb((void __iomem *)_p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  54) #define ei_outb_p(_v,_p) writeb(_v,(void __iomem *)_p)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  55) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  56) #define DRV_NAME	"etherh"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  57) #define DRV_VERSION	"1.11"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  58) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  59) static char version[] =
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  60) 	"EtherH/EtherM Driver (c) 2002-2004 Russell King " DRV_VERSION "\n";
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  61) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  62) #include "lib8390.c"
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  63) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  64) struct etherh_priv {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  65) 	void __iomem	*ioc_fast;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  66) 	void __iomem	*memc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  67) 	void __iomem	*dma_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  68) 	unsigned int	id;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  69) 	void __iomem	*ctrl_port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  70) 	unsigned char	ctrl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  71) 	u32		supported;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  72) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  73) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  74) struct etherh_data {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  75) 	unsigned long	ns8390_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  76) 	unsigned long	dataport_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  77) 	unsigned long	ctrlport_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  78) 	int		ctrl_ioc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  79) 	const char	name[16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  80) 	u32		supported;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  81) 	unsigned char	tx_start_page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  82) 	unsigned char	stop_page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  83) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  84) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  85) MODULE_AUTHOR("Russell King");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  86) MODULE_DESCRIPTION("EtherH/EtherM driver");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  87) MODULE_LICENSE("GPL");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  88) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  89) #define ETHERH500_DATAPORT	0x800	/* MEMC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  90) #define ETHERH500_NS8390	0x000	/* MEMC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  91) #define ETHERH500_CTRLPORT	0x800	/* IOC  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  92) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  93) #define ETHERH600_DATAPORT	0x040	/* MEMC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  94) #define ETHERH600_NS8390	0x800	/* MEMC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  95) #define ETHERH600_CTRLPORT	0x200	/* MEMC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  96) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  97) #define ETHERH_CP_IE		1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  98) #define ETHERH_CP_IF		2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300  99) #define ETHERH_CP_HEARTBEAT	2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) #define ETHERH_TX_START_PAGE	1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) #define ETHERH_STOP_PAGE	127
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105)  * These came from CK/TEW
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) #define ETHERM_DATAPORT		0x200	/* MEMC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) #define ETHERM_NS8390		0x800	/* MEMC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) #define ETHERM_CTRLPORT		0x23c	/* MEMC */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) #define ETHERM_TX_START_PAGE	64
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) #define ETHERM_STOP_PAGE	127
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114) /* ------------------------------------------------------------------------ */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) #define etherh_priv(dev) \
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117)  ((struct etherh_priv *)(((char *)netdev_priv(dev)) + sizeof(struct ei_device)))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) static inline void etherh_set_ctrl(struct etherh_priv *eh, unsigned char mask)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) 	unsigned char ctrl = eh->ctrl | mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) 	eh->ctrl = ctrl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) 	writeb(ctrl, eh->ctrl_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) static inline void etherh_clr_ctrl(struct etherh_priv *eh, unsigned char mask)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) 	unsigned char ctrl = eh->ctrl & ~mask;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) 	eh->ctrl = ctrl;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) 	writeb(ctrl, eh->ctrl_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) static inline unsigned int etherh_get_stat(struct etherh_priv *eh)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) 	return readb(eh->ctrl_port);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141) static void etherh_irq_enable(ecard_t *ec, int irqnr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) 	struct etherh_priv *eh = ec->irq_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) 	etherh_set_ctrl(eh, ETHERH_CP_IE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) static void etherh_irq_disable(ecard_t *ec, int irqnr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150) 	struct etherh_priv *eh = ec->irq_data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) 	etherh_clr_ctrl(eh, ETHERH_CP_IE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 154) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 155) static expansioncard_ops_t etherh_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 156) 	.irqenable	= etherh_irq_enable,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 157) 	.irqdisable	= etherh_irq_disable,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 158) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 159) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 160) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 161) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 162) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 163) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 164) etherh_setif(struct net_device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 165) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 166) 	struct ei_device *ei_local = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 167) 	unsigned long flags;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 168) 	void __iomem *addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 169) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 170) 	local_irq_save(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 171) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 172) 	/* set the interface type */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 173) 	switch (etherh_priv(dev)->id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 174) 	case PROD_I3_ETHERLAN600:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 175) 	case PROD_I3_ETHERLAN600A:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 176) 		addr = (void __iomem *)dev->base_addr + EN0_RCNTHI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 177) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 178) 		switch (dev->if_port) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 179) 		case IF_PORT_10BASE2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 180) 			writeb((readb(addr) & 0xf8) | 1, addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 181) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 182) 		case IF_PORT_10BASET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 183) 			writeb((readb(addr) & 0xf8), addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 184) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 185) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 186) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 187) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 188) 	case PROD_I3_ETHERLAN500:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 189) 		switch (dev->if_port) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 190) 		case IF_PORT_10BASE2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 191) 			etherh_clr_ctrl(etherh_priv(dev), ETHERH_CP_IF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 192) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 193) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 194) 		case IF_PORT_10BASET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 195) 			etherh_set_ctrl(etherh_priv(dev), ETHERH_CP_IF);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 196) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 197) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 198) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 199) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 200) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 201) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 202) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 203) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 204) 	local_irq_restore(flags);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 205) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 206) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 207) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 208) etherh_getifstat(struct net_device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 209) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 210) 	struct ei_device *ei_local = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 211) 	void __iomem *addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 212) 	int stat = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 213) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 214) 	switch (etherh_priv(dev)->id) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 215) 	case PROD_I3_ETHERLAN600:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 216) 	case PROD_I3_ETHERLAN600A:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 217) 		addr = (void __iomem *)dev->base_addr + EN0_RCNTHI;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 218) 		switch (dev->if_port) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 219) 		case IF_PORT_10BASE2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 220) 			stat = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 221) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 222) 		case IF_PORT_10BASET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 223) 			stat = readb(addr) & 4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 224) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 225) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 226) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 227) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 228) 	case PROD_I3_ETHERLAN500:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 229) 		switch (dev->if_port) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 230) 		case IF_PORT_10BASE2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 231) 			stat = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 232) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 233) 		case IF_PORT_10BASET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 234) 			stat = etherh_get_stat(etherh_priv(dev)) & ETHERH_CP_HEARTBEAT;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 235) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 236) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 237) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 238) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 239) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 240) 		stat = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 241) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 242) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 243) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 244) 	return stat != 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 245) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 246) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 247) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 248)  * Configure the interface.  Note that we ignore the other
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 249)  * parts of ifmap, since its mostly meaningless for this driver.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 250)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 251) static int etherh_set_config(struct net_device *dev, struct ifmap *map)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 252) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 253) 	switch (map->port) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 254) 	case IF_PORT_10BASE2:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 255) 	case IF_PORT_10BASET:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 256) 		/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 257) 		 * If the user explicitly sets the interface
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 258) 		 * media type, turn off automedia detection.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 259) 		 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 260) 		dev->flags &= ~IFF_AUTOMEDIA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 261) 		dev->if_port = map->port;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 262) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 263) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 264) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 265) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 266) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 267) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 268) 	etherh_setif(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 269) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 270) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 271) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 272) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 273) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 274)  * Reset the 8390 (hard reset).  Note that we can't actually do this.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 275)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 276) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 277) etherh_reset(struct net_device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 278) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 279) 	struct ei_device *ei_local = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 280) 	void __iomem *addr = (void __iomem *)dev->base_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 281) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 282) 	writeb(E8390_NODMA+E8390_PAGE0+E8390_STOP, addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 283) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 284) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 285) 	 * See if we need to change the interface type.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 286) 	 * Note that we use 'interface_num' as a flag
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 287) 	 * to indicate that we need to change the media.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 288) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 289) 	if (dev->flags & IFF_AUTOMEDIA && ei_local->interface_num) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 290) 		ei_local->interface_num = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 291) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 292) 		if (dev->if_port == IF_PORT_10BASET)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 293) 			dev->if_port = IF_PORT_10BASE2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 294) 		else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 295) 			dev->if_port = IF_PORT_10BASET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 296) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 297) 		etherh_setif(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 298) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 299) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 300) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 301) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 302)  * Write a block of data out to the 8390
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 303)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 304) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 305) etherh_block_output (struct net_device *dev, int count, const unsigned char *buf, int start_page)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 306) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 307) 	struct ei_device *ei_local = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 308) 	unsigned long dma_start;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 309) 	void __iomem *dma_base, *addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 310) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 311) 	if (ei_local->dmaing) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 312) 		netdev_err(dev, "DMAing conflict in etherh_block_input: "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 313) 			   " DMAstat %d irqlock %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 314) 			   ei_local->dmaing, ei_local->irqlock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 315) 		return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 316) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 317) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 318) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 319) 	 * Make sure we have a round number of bytes if we're in word mode.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 320) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 321) 	if (count & 1 && ei_local->word16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 322) 		count++;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 323) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 324) 	ei_local->dmaing = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 325) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 326) 	addr = (void __iomem *)dev->base_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 327) 	dma_base = etherh_priv(dev)->dma_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 328) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 329) 	count = (count + 1) & ~1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 330) 	writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 331) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 332) 	writeb (0x42, addr + EN0_RCNTLO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 333) 	writeb (0x00, addr + EN0_RCNTHI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 334) 	writeb (0x42, addr + EN0_RSARLO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 335) 	writeb (0x00, addr + EN0_RSARHI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 336) 	writeb (E8390_RREAD | E8390_START, addr + E8390_CMD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 337) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 338) 	udelay (1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 339) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 340) 	writeb (ENISR_RDC, addr + EN0_ISR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 341) 	writeb (count, addr + EN0_RCNTLO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 342) 	writeb (count >> 8, addr + EN0_RCNTHI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 343) 	writeb (0, addr + EN0_RSARLO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 344) 	writeb (start_page, addr + EN0_RSARHI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 345) 	writeb (E8390_RWRITE | E8390_START, addr + E8390_CMD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 346) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 347) 	if (ei_local->word16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 348) 		writesw (dma_base, buf, count >> 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 349) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 350) 		writesb (dma_base, buf, count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 351) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 352) 	dma_start = jiffies;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 353) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 354) 	while ((readb (addr + EN0_ISR) & ENISR_RDC) == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 355) 		if (time_after(jiffies, dma_start + 2*HZ/100)) { /* 20ms */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 356) 			netdev_warn(dev, "timeout waiting for TX RDC\n");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 357) 			etherh_reset (dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 358) 			__NS8390_init (dev, 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 359) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 360) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 361) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 362) 	writeb (ENISR_RDC, addr + EN0_ISR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 363) 	ei_local->dmaing = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 364) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 365) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 366) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 367)  * Read a block of data from the 8390
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 368)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 369) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 370) etherh_block_input (struct net_device *dev, int count, struct sk_buff *skb, int ring_offset)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 371) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 372) 	struct ei_device *ei_local = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 373) 	unsigned char *buf;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 374) 	void __iomem *dma_base, *addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 375) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 376) 	if (ei_local->dmaing) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 377) 		netdev_err(dev, "DMAing conflict in etherh_block_input: "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 378) 			   " DMAstat %d irqlock %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 379) 			   ei_local->dmaing, ei_local->irqlock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 380) 		return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 381) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 382) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 383) 	ei_local->dmaing = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 384) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 385) 	addr = (void __iomem *)dev->base_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 386) 	dma_base = etherh_priv(dev)->dma_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 387) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 388) 	buf = skb->data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 389) 	writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 390) 	writeb (count, addr + EN0_RCNTLO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 391) 	writeb (count >> 8, addr + EN0_RCNTHI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 392) 	writeb (ring_offset, addr + EN0_RSARLO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 393) 	writeb (ring_offset >> 8, addr + EN0_RSARHI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 394) 	writeb (E8390_RREAD | E8390_START, addr + E8390_CMD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 395) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 396) 	if (ei_local->word16) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 397) 		readsw (dma_base, buf, count >> 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 398) 		if (count & 1)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 399) 			buf[count - 1] = readb (dma_base);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 400) 	} else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 401) 		readsb (dma_base, buf, count);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 402) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 403) 	writeb (ENISR_RDC, addr + EN0_ISR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 404) 	ei_local->dmaing = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 405) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 406) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 407) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 408)  * Read a header from the 8390
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 409)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 410) static void
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 411) etherh_get_header (struct net_device *dev, struct e8390_pkt_hdr *hdr, int ring_page)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 412) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 413) 	struct ei_device *ei_local = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 414) 	void __iomem *dma_base, *addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 415) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 416) 	if (ei_local->dmaing) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 417) 		netdev_err(dev, "DMAing conflict in etherh_get_header: "
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 418) 			   " DMAstat %d irqlock %d\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 419) 			   ei_local->dmaing, ei_local->irqlock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 420) 		return;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 421) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 422) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 423) 	ei_local->dmaing = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 424) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 425) 	addr = (void __iomem *)dev->base_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 426) 	dma_base = etherh_priv(dev)->dma_base;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 427) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 428) 	writeb (E8390_NODMA | E8390_PAGE0 | E8390_START, addr + E8390_CMD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 429) 	writeb (sizeof (*hdr), addr + EN0_RCNTLO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 430) 	writeb (0, addr + EN0_RCNTHI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 431) 	writeb (0, addr + EN0_RSARLO);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 432) 	writeb (ring_page, addr + EN0_RSARHI);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 433) 	writeb (E8390_RREAD | E8390_START, addr + E8390_CMD);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 434) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 435) 	if (ei_local->word16)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 436) 		readsw (dma_base, hdr, sizeof (*hdr) >> 1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 437) 	else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 438) 		readsb (dma_base, hdr, sizeof (*hdr));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 439) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 440) 	writeb (ENISR_RDC, addr + EN0_ISR);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 441) 	ei_local->dmaing = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 442) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 443) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 444) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 445)  * Open/initialize the board.  This is called (in the current kernel)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 446)  * sometime after booting when the 'ifconfig' program is run.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 447)  *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 448)  * This routine should set everything up anew at each open, even
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 449)  * registers that "should" only need to be set once at boot, so that
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 450)  * there is non-reboot way to recover if something goes wrong.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 451)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 452) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 453) etherh_open(struct net_device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 454) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 455) 	struct ei_device *ei_local = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 456) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 457) 	if (request_irq(dev->irq, __ei_interrupt, 0, dev->name, dev))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 458) 		return -EAGAIN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 459) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 460) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 461) 	 * Make sure that we aren't going to change the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 462) 	 * media type on the next reset - we are about to
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 463) 	 * do automedia manually now.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 464) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 465) 	ei_local->interface_num = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 466) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 467) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 468) 	 * If we are doing automedia detection, do it now.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 469) 	 * This is more reliable than the 8390's detection.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 470) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 471) 	if (dev->flags & IFF_AUTOMEDIA) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 472) 		dev->if_port = IF_PORT_10BASET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 473) 		etherh_setif(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 474) 		mdelay(1);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 475) 		if (!etherh_getifstat(dev)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 476) 			dev->if_port = IF_PORT_10BASE2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 477) 			etherh_setif(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 478) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 479) 	} else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 480) 		etherh_setif(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 481) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 482) 	etherh_reset(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 483) 	__ei_open(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 484) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 485) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 486) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 487) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 488) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 489)  * The inverse routine to etherh_open().
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 490)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 491) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 492) etherh_close(struct net_device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 493) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 494) 	__ei_close (dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 495) 	free_irq (dev->irq, dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 496) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 497) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 498) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 499) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 500)  * Read the ethernet address string from the on board rom.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 501)  * This is an ascii string...
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 502)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 503) static int etherh_addr(char *addr, struct expansion_card *ec)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 504) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 505) 	struct in_chunk_dir cd;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 506) 	char *s;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 507) 	
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 508) 	if (!ecard_readchunk(&cd, ec, 0xf5, 0)) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 509) 		printk(KERN_ERR "%s: unable to read module description string\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 510) 		       dev_name(&ec->dev));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 511) 		goto no_addr;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 512) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 513) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 514) 	s = strchr(cd.d.string, '(');
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 515) 	if (s) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 516) 		int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 517) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 518) 		for (i = 0; i < 6; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 519) 			addr[i] = simple_strtoul(s + 1, &s, 0x10);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 520) 			if (*s != (i == 5? ')' : ':'))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 521) 				break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 522) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 523) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 524) 		if (i == 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 525) 			return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 526) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 527) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 528) 	printk(KERN_ERR "%s: unable to parse MAC address: %s\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 529) 	       dev_name(&ec->dev), cd.d.string);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 530) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 531)  no_addr:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 532) 	return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 533) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 534) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 535) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 536)  * Create an ethernet address from the system serial number.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 537)  */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 538) static int __init etherm_addr(char *addr)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 539) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 540) 	unsigned int serial;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 541) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 542) 	if (system_serial_low == 0 && system_serial_high == 0)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 543) 		return -ENODEV;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 544) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 545) 	serial = system_serial_low | system_serial_high;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 546) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 547) 	addr[0] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 548) 	addr[1] = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 549) 	addr[2] = 0xa4;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 550) 	addr[3] = 0x10 + (serial >> 24);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 551) 	addr[4] = serial >> 16;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 552) 	addr[5] = serial >> 8;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 553) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 554) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 555) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 556) static void etherh_get_drvinfo(struct net_device *dev, struct ethtool_drvinfo *info)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 557) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 558) 	strlcpy(info->driver, DRV_NAME, sizeof(info->driver));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 559) 	strlcpy(info->version, DRV_VERSION, sizeof(info->version));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 560) 	strlcpy(info->bus_info, dev_name(dev->dev.parent),
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 561) 		sizeof(info->bus_info));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 562) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 563) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 564) static int etherh_get_link_ksettings(struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 565) 				     struct ethtool_link_ksettings *cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 566) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 567) 	ethtool_convert_legacy_u32_to_link_mode(cmd->link_modes.supported,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 568) 						etherh_priv(dev)->supported);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 569) 	cmd->base.speed = SPEED_10;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 570) 	cmd->base.duplex = DUPLEX_HALF;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 571) 	cmd->base.port = dev->if_port == IF_PORT_10BASET ? PORT_TP : PORT_BNC;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 572) 	cmd->base.autoneg = (dev->flags & IFF_AUTOMEDIA ? AUTONEG_ENABLE :
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 573) 							  AUTONEG_DISABLE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 574) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 575) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 576) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 577) static int etherh_set_link_ksettings(struct net_device *dev,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 578) 				     const struct ethtool_link_ksettings *cmd)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 579) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 580) 	switch (cmd->base.autoneg) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 581) 	case AUTONEG_ENABLE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 582) 		dev->flags |= IFF_AUTOMEDIA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 583) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 584) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 585) 	case AUTONEG_DISABLE:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 586) 		switch (cmd->base.port) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 587) 		case PORT_TP:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 588) 			dev->if_port = IF_PORT_10BASET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 589) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 590) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 591) 		case PORT_BNC:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 592) 			dev->if_port = IF_PORT_10BASE2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 593) 			break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 594) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 595) 		default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 596) 			return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 597) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 598) 		dev->flags &= ~IFF_AUTOMEDIA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 599) 		break;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 600) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 601) 	default:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 602) 		return -EINVAL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 603) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 604) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 605) 	etherh_setif(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 606) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 607) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 608) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 609) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 610) static u32 etherh_get_msglevel(struct net_device *dev)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 611) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 612) 	struct ei_device *ei_local = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 613) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 614) 	return ei_local->msg_enable;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 615) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 616) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 617) static void etherh_set_msglevel(struct net_device *dev, u32 v)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 618) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 619) 	struct ei_device *ei_local = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 620) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 621) 	ei_local->msg_enable = v;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 622) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 623) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 624) static const struct ethtool_ops etherh_ethtool_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 625) 	.get_drvinfo		= etherh_get_drvinfo,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 626) 	.get_ts_info		= ethtool_op_get_ts_info,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 627) 	.get_msglevel		= etherh_get_msglevel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 628) 	.set_msglevel		= etherh_set_msglevel,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 629) 	.get_link_ksettings	= etherh_get_link_ksettings,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 630) 	.set_link_ksettings	= etherh_set_link_ksettings,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 631) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 632) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 633) static const struct net_device_ops etherh_netdev_ops = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 634) 	.ndo_open		= etherh_open,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 635) 	.ndo_stop		= etherh_close,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 636) 	.ndo_set_config		= etherh_set_config,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 637) 	.ndo_start_xmit		= __ei_start_xmit,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 638) 	.ndo_tx_timeout		= __ei_tx_timeout,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 639) 	.ndo_get_stats		= __ei_get_stats,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 640) 	.ndo_set_rx_mode	= __ei_set_multicast_list,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 641) 	.ndo_validate_addr	= eth_validate_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 642) 	.ndo_set_mac_address	= eth_mac_addr,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 643) #ifdef CONFIG_NET_POLL_CONTROLLER
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 644) 	.ndo_poll_controller	= __ei_poll,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 645) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 646) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 647) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 648) static u32 etherh_regoffsets[16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 649) static u32 etherm_regoffsets[16];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 650) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 651) static int
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 652) etherh_probe(struct expansion_card *ec, const struct ecard_id *id)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 653) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 654) 	const struct etherh_data *data = id->data;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 655) 	struct ei_device *ei_local;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 656) 	struct net_device *dev;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 657) 	struct etherh_priv *eh;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 658) 	int ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 659) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 660) 	ret = ecard_request_resources(ec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 661) 	if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 662) 		goto out;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 663) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 664) 	dev = ____alloc_ei_netdev(sizeof(struct etherh_priv));
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 665) 	if (!dev) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 666) 		ret = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 667) 		goto release;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 668) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 669) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 670) 	SET_NETDEV_DEV(dev, &ec->dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 671) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 672) 	dev->netdev_ops		= &etherh_netdev_ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 673) 	dev->irq		= ec->irq;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 674) 	dev->ethtool_ops	= &etherh_ethtool_ops;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 675) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 676) 	if (data->supported & SUPPORTED_Autoneg)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 677) 		dev->flags |= IFF_AUTOMEDIA;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 678) 	if (data->supported & SUPPORTED_TP) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 679) 		dev->flags |= IFF_PORTSEL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 680) 		dev->if_port = IF_PORT_10BASET;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 681) 	} else if (data->supported & SUPPORTED_BNC) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 682) 		dev->flags |= IFF_PORTSEL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 683) 		dev->if_port = IF_PORT_10BASE2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 684) 	} else
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 685) 		dev->if_port = IF_PORT_UNKNOWN;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 686) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 687) 	eh = etherh_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 688) 	eh->supported		= data->supported;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 689) 	eh->ctrl		= 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 690) 	eh->id			= ec->cid.product;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 691) 	eh->memc		= ecardm_iomap(ec, ECARD_RES_MEMC, 0, PAGE_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 692) 	if (!eh->memc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 693) 		ret = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 694) 		goto free;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 695) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 696) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 697) 	eh->ctrl_port = eh->memc;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 698) 	if (data->ctrl_ioc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 699) 		eh->ioc_fast = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, PAGE_SIZE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 700) 		if (!eh->ioc_fast) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 701) 			ret = -ENOMEM;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 702) 			goto free;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 703) 		}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 704) 		eh->ctrl_port = eh->ioc_fast;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 705) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 706) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 707) 	dev->base_addr = (unsigned long)eh->memc + data->ns8390_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 708) 	eh->dma_base = eh->memc + data->dataport_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 709) 	eh->ctrl_port += data->ctrlport_offset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 710) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 711) 	/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 712) 	 * IRQ and control port handling - only for non-NIC slot cards.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 713) 	 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 714) 	if (ec->slot_no != 8) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 715) 		ecard_setirq(ec, &etherh_ops, eh);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 716) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 717) 		/*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 718) 		 * If we're in the NIC slot, make sure the IRQ is enabled
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 719) 		 */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 720) 		etherh_set_ctrl(eh, ETHERH_CP_IE);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 721) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 722) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 723) 	ei_local = netdev_priv(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 724) 	spin_lock_init(&ei_local->page_lock);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 725) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 726) 	if (ec->cid.product == PROD_ANT_ETHERM) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 727) 		etherm_addr(dev->dev_addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 728) 		ei_local->reg_offset = etherm_regoffsets;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 729) 	} else {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 730) 		etherh_addr(dev->dev_addr, ec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 731) 		ei_local->reg_offset = etherh_regoffsets;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 732) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 733) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 734) 	ei_local->name          = dev->name;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 735) 	ei_local->word16        = 1;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 736) 	ei_local->tx_start_page = data->tx_start_page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 737) 	ei_local->rx_start_page = ei_local->tx_start_page + TX_PAGES;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 738) 	ei_local->stop_page     = data->stop_page;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 739) 	ei_local->reset_8390    = etherh_reset;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 740) 	ei_local->block_input   = etherh_block_input;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 741) 	ei_local->block_output  = etherh_block_output;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 742) 	ei_local->get_8390_hdr  = etherh_get_header;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 743) 	ei_local->interface_num = 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 744) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 745) 	etherh_reset(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 746) 	__NS8390_init(dev, 0);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 747) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 748) 	ret = register_netdev(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 749) 	if (ret)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 750) 		goto free;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 751) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 752) 	netdev_info(dev, "%s in slot %d, %pM\n",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 753) 		    data->name, ec->slot_no, dev->dev_addr);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 754) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 755) 	ecard_set_drvdata(ec, dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 756) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 757) 	return 0;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 758) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 759)  free:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 760) 	free_netdev(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 761)  release:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 762) 	ecard_release_resources(ec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 763)  out:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 764) 	return ret;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 765) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 766) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 767) static void etherh_remove(struct expansion_card *ec)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 768) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 769) 	struct net_device *dev = ecard_get_drvdata(ec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 770) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 771) 	ecard_set_drvdata(ec, NULL);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 772) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 773) 	unregister_netdev(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 774) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 775) 	free_netdev(dev);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 776) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 777) 	ecard_release_resources(ec);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 778) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 779) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 780) static struct etherh_data etherm_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 781) 	.ns8390_offset		= ETHERM_NS8390,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 782) 	.dataport_offset	= ETHERM_NS8390 + ETHERM_DATAPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 783) 	.ctrlport_offset	= ETHERM_NS8390 + ETHERM_CTRLPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 784) 	.name			= "ANT EtherM",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 785) 	.supported		= SUPPORTED_10baseT_Half,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 786) 	.tx_start_page		= ETHERM_TX_START_PAGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 787) 	.stop_page		= ETHERM_STOP_PAGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 788) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 789) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 790) static struct etherh_data etherlan500_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 791) 	.ns8390_offset		= ETHERH500_NS8390,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 792) 	.dataport_offset	= ETHERH500_NS8390 + ETHERH500_DATAPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 793) 	.ctrlport_offset	= ETHERH500_CTRLPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 794) 	.ctrl_ioc		= 1,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 795) 	.name			= "i3 EtherH 500",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 796) 	.supported		= SUPPORTED_10baseT_Half,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 797) 	.tx_start_page		= ETHERH_TX_START_PAGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 798) 	.stop_page		= ETHERH_STOP_PAGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 799) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 800) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 801) static struct etherh_data etherlan600_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 802) 	.ns8390_offset		= ETHERH600_NS8390,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 803) 	.dataport_offset	= ETHERH600_NS8390 + ETHERH600_DATAPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 804) 	.ctrlport_offset	= ETHERH600_NS8390 + ETHERH600_CTRLPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 805) 	.name			= "i3 EtherH 600",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 806) 	.supported		= SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 807) 	.tx_start_page		= ETHERH_TX_START_PAGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 808) 	.stop_page		= ETHERH_STOP_PAGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 809) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 810) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 811) static struct etherh_data etherlan600a_data = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 812) 	.ns8390_offset		= ETHERH600_NS8390,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 813) 	.dataport_offset	= ETHERH600_NS8390 + ETHERH600_DATAPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 814) 	.ctrlport_offset	= ETHERH600_NS8390 + ETHERH600_CTRLPORT,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 815) 	.name			= "i3 EtherH 600A",
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 816) 	.supported		= SUPPORTED_10baseT_Half | SUPPORTED_TP | SUPPORTED_BNC | SUPPORTED_Autoneg,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 817) 	.tx_start_page		= ETHERH_TX_START_PAGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 818) 	.stop_page		= ETHERH_STOP_PAGE,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 819) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 820) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 821) static const struct ecard_id etherh_ids[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 822) 	{ MANU_ANT, PROD_ANT_ETHERM,      &etherm_data       },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 823) 	{ MANU_I3,  PROD_I3_ETHERLAN500,  &etherlan500_data  },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 824) 	{ MANU_I3,  PROD_I3_ETHERLAN600,  &etherlan600_data  },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 825) 	{ MANU_I3,  PROD_I3_ETHERLAN600A, &etherlan600a_data },
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 826) 	{ 0xffff,   0xffff }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 827) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 828) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 829) static struct ecard_driver etherh_driver = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 830) 	.probe		= etherh_probe,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 831) 	.remove		= etherh_remove,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 832) 	.id_table	= etherh_ids,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 833) 	.drv = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 834) 		.name	= DRV_NAME,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 835) 	},
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 836) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 837) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 838) static int __init etherh_init(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 839) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 840) 	int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 841) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 842) 	for (i = 0; i < 16; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 843) 		etherh_regoffsets[i] = i << 2;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 844) 		etherm_regoffsets[i] = i << 5;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 845) 	}
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 846) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 847) 	return ecard_register_driver(&etherh_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 848) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 849) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 850) static void __exit etherh_exit(void)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 851) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 852) 	ecard_remove_driver(&etherh_driver);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 853) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 854) 
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 855) module_init(etherh_init);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 856) module_exit(etherh_exit);