6b13f685e
김민수
BSP 최초 추가
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#include <common.h>
#include <command.h>
#include "ne2000_base.h"
#include "8390.h"
#define DELAY_OUTPUT 0x01
#define HAS_MISC_REG 0x02
#define USE_BIG_BUF 0x04
#define HAS_IBM_MISC 0x08
#define IS_DL10019 0x10
#define IS_DL10022 0x20
#define HAS_MII 0x40
#define USE_SHMEM 0x80 /* autodetected */
#define AM79C9XX_HOME_PHY 0x00006B90 /* HomePNA PHY */
#define AM79C9XX_ETH_PHY 0x00006B70 /* 10baseT PHY */
#define MII_PHYID_REV_MASK 0xfffffff0
#define MII_PHYID_REG1 0x02
#define MII_PHYID_REG2 0x03
static hw_info_t hw_info[] = {
{ 0x0ff0, 0x00, 0x00, 0xe8, DELAY_OUTPUT },
{ 0x0ff0, 0x00, 0x00, 0xf4, 0 },
{ 0x03f4, 0x00, 0x20, 0xe5, 0 },
{ 0x4910, 0x00, 0x00, 0x94,
DELAY_OUTPUT | HAS_IBM_MISC },
{ 0x0110, 0x00, 0x40, 0xc7, 0 },
{ 0x0ff0, 0x00, 0x20, 0xe8, 0 },
{ 0x0110, 0x00, 0x80, 0x19, 0 },
{ 0x0040, 0x00, 0x80, 0xc8, 0 },
{ 0x0110, 0x00, 0x40, 0x33, 0 },
{ 0x01c0, 0x00, 0x00, 0xb4, 0 },
{ 0x0ff0, 0x00, 0x00, 0x48,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0xb8, 0x08, 0x00, 0x42, 0 },
{ 0x01c0, 0x00, 0x40, 0x4c, 0 },
{ 0x0ff0, 0x08, 0x00, 0x5a,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0ff0, 0x00, 0x04, 0xac,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0ff0, 0x00, 0x06, 0x29,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0374, 0x08, 0x00, 0x5a,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0374, 0x00, 0x04, 0xac,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0ff0, 0x00, 0x60, 0x87,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0374, 0x08, 0x00, 0x17,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0374, 0x00, 0xc0, 0xa8,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0374, 0x00, 0xa0, 0xb0,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0198, 0x00, 0x20, 0xe0,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0ff0, 0x00, 0xa0, 0xb0, 0 },
{ 0x0110, 0x00, 0x40, 0xf6, 0 },
{ 0x0ff0, 0x00, 0xc0, 0xf0,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0ff0, 0xe2, 0x0c, 0x0f,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0180, 0x00, 0xc0, 0xf0, 0 },
{ 0x5000, 0x00, 0x00, 0xe8, 0 },
{ 0x003a, 0x00, 0x80, 0xc6, 0 },
{ 0x0ff0, 0x00, 0xa0, 0x0c, 0 },
{ 0x0ff0, 0x00, 0x00, 0x65,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x0ff0, 0x00, 0x80, 0x45,
HAS_MISC_REG | HAS_IBM_MISC },
{ 0x07f0, 0x00, 0x20, 0xe0, 0 },
{ 0x0110, 0x00, 0x40, 0x95, 0 },
{ 0x0ff0, 0x00, 0x20, 0xcb, 0 },
{ 0x4000, 0x00, 0xc0, 0x1b,
DELAY_OUTPUT | HAS_MISC_REG | USE_BIG_BUF },
{ 0x01c0, 0x00, 0xc0, 0x1b, 0 },
{ 0x0110, 0x00, 0xe0, 0x98, 0 },
{ 0x0060, 0x00, 0x40, 0x05, 0 },
{ 0x0ff0, 0x00, 0x00, 0x4c, 0 },
{ 0x01c8, 0x00, 0xa0, 0x0c, 0 },
{ 0x0, 0x52, 0x54, 0x00, 0 },
{ 0x0, 0x0, 0x18, 0x5f, 0 }
};
#define NR_INFO (sizeof(hw_info)/sizeof(hw_info_t))
#define PCNET_CMD 0x00
#define PCNET_DATAPORT 0x10 /* NatSemi-defined port window offset. */
#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(u8* addr)
{
int i, r;
n2k_outb(E8390_NODMA + E8390_PAGE0+E8390_STOP, E8390_CMD);
PRINTK("cmd (at %lx) is %x
", addr + E8390_CMD, n2k_inb(E8390_CMD));
n2k_outb(E8390_NODMA+E8390_PAGE1+E8390_STOP, E8390_CMD);
PRINTK("cmd (at %lx) is %x
", addr + E8390_CMD, n2k_inb(E8390_CMD));
n2k_outb(E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD);
PRINTK("cmd (at %lx) is %x
", addr + 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
", r);
udelay(100);
}
n2k_outb(ENISR_RESET, EN0_ISR);
if (i == 100)
printf("pcnet_reset_8390() did not complete.
");
}
int get_prom(u8* mac_addr, u8* base_addr)
{
u8 prom[32];
int i, j;
struct {
u_char value, offset;
} program_seq[] = {
{E8390_NODMA+E8390_PAGE0+E8390_STOP, E8390_CMD},
{0x48, EN0_DCFG},
{0x00, EN0_RCNTLO},
{0x00, EN0_RCNTHI},
{0x00, EN0_IMR},
{0xFF, EN0_ISR},
{E8390_RXOFF, EN0_RXCR},
{E8390_TXOFF, EN0_TXCR},
{32, EN0_RCNTLO},
{0x00, EN0_RCNTHI},
{0x00, EN0_RSARLO},
{0x00, EN0_RSARHI},
{E8390_RREAD+E8390_START, E8390_CMD},
};
PRINTK ("trying to get MAC via prom reading
");
pcnet_reset_8390 (base_addr);
mdelay (10);
for (i = 0; i < ARRAY_SIZE(program_seq); 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 ("
");
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
", i);
break;
}
}
if ((i < NR_INFO) || ((prom[28] == 0x57) && (prom[30] == 0x57))) {
PRINTK ("on exit i is %d/%ld
", 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 ("
");
return (i < NR_INFO) ? i : 0;
}
return 0;
}
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