diff options
| -rw-r--r-- | board/netstar/eeprom.c | 68 |
1 files changed, 37 insertions, 31 deletions
diff --git a/board/netstar/eeprom.c b/board/netstar/eeprom.c index adb01b9..ad301eb 100644 --- a/board/netstar/eeprom.c +++ b/board/netstar/eeprom.c @@ -28,40 +28,50 @@ #include <net.h> #include "../drivers/net/smc91111.h" -static u16 read_eeprom_reg(struct eth_device *dev, u16 reg) +static struct eth_device dev = { + .iobase = CONFIG_SMC91111_BASE +}; + +static u16 read_eeprom_reg(u16 reg) { int timeout; - SMC_SELECT_BANK(dev, 2); - SMC_outw(dev, reg, PTR_REG); + SMC_SELECT_BANK(&dev, 2); + SMC_outw(&dev, reg, PTR_REG); + + SMC_SELECT_BANK(&dev, 1); + SMC_outw(&dev, SMC_inw(&dev, CTL_REG) | CTL_EEPROM_SELECT | + CTL_RELOAD, CTL_REG); - SMC_SELECT_BANK(dev, 1); - SMC_outw(dev, SMC_inw (dev, CTL_REG) | CTL_EEPROM_SELECT | CTL_RELOAD, - CTL_REG); timeout = 100; - while((SMC_inw (dev, CTL_REG) & CTL_RELOAD) && --timeout) + + while ((SMC_inw(&dev, CTL_REG) & CTL_RELOAD) && --timeout) udelay(100); if (timeout == 0) { printf("Timeout Reading EEPROM register %02x\n", reg); return 0; } - return SMC_inw (dev, GP_REG); + return SMC_inw(&dev, GP_REG); } -static int write_eeprom_reg(struct eth_device *dev, u16 value, u16 reg) +static int write_eeprom_reg(u16 value, u16 reg) { int timeout; - SMC_SELECT_BANK(dev, 2); - SMC_outw(dev, reg, PTR_REG); + SMC_SELECT_BANK(&dev, 2); + SMC_outw(&dev, reg, PTR_REG); + + SMC_SELECT_BANK(&dev, 1); + + SMC_outw(&dev, value, GP_REG); + SMC_outw(&dev, SMC_inw(&dev, CTL_REG) | CTL_EEPROM_SELECT | + CTL_STORE, CTL_REG); - SMC_SELECT_BANK(dev, 1); - SMC_outw(dev, value, GP_REG); - SMC_outw(dev, SMC_inw (dev, CTL_REG) | CTL_EEPROM_SELECT | CTL_STORE, CTL_REG); timeout = 100; - while ((SMC_inw(dev, CTL_REG) & CTL_STORE) && --timeout) - udelay (100); + + while ((SMC_inw(&dev, CTL_REG) & CTL_STORE) && --timeout) + udelay(100); if (timeout == 0) { printf("Timeout Writing EEPROM register %02x\n", reg); return 0; @@ -70,17 +80,17 @@ static int write_eeprom_reg(struct eth_device *dev, u16 value, u16 reg) return 1; } -static int write_data(struct eth_device *dev, u16 *buf, int len) +static int write_data(u16 *buf, int len) { u16 reg = 0x23; while (len--) - write_eeprom_reg(dev, *buf++, reg++); + write_eeprom_reg(*buf++, reg++); return 0; } -static int verify_macaddr(struct eth_device *dev, char *s) +static int verify_macaddr(char *s) { u16 reg; int i, err = 0; @@ -88,7 +98,7 @@ static int verify_macaddr(struct eth_device *dev, char *s) printf("MAC Address: "); err = i = 0; for (i = 0; i < 3; i++) { - reg = read_eeprom_reg(dev, 0x20 + i); + reg = read_eeprom_reg(0x20 + i); printf("%02x:%02x%c", reg & 0xff, reg >> 8, i != 2 ? ':' : '\n'); if (s) err |= reg != ((u16 *)s)[i]; @@ -97,7 +107,7 @@ static int verify_macaddr(struct eth_device *dev, char *s) return err ? 0 : 1; } -static int set_mac(struct eth_device *dev, char *s) +static int set_mac(char *s) { int i; char *e, eaddr[6]; @@ -109,7 +119,7 @@ static int set_mac(struct eth_device *dev, char *s) } for (i = 0; i < 3; i++) - write_eeprom_reg(dev, *(((u16 *)eaddr) + i), 0x20 + i); + write_eeprom_reg(*(((u16 *)eaddr) + i), 0x20 + i); return 0; } @@ -145,10 +155,6 @@ int eeprom(int argc, char *argv[]) int i, len, ret; unsigned char buf[58], *p; - struct eth_device dev = { - .iobase = CONFIG_SMC91111_BASE - }; - app_startup(argv); if (get_version() != XF_VERSION) { printf("Wrong XF_VERSION.\n"); @@ -157,14 +163,14 @@ int eeprom(int argc, char *argv[]) return 1; } - if ((SMC_inw (&dev, BANK_SELECT) & 0xFF00) != 0x3300) { + if ((SMC_inw(&dev, BANK_SELECT) & 0xFF00) != 0x3300) { printf("SMSC91111 not found.\n"); return 2; } /* Called without parameters - print MAC address */ if (argc < 2) { - verify_macaddr(&dev, NULL); + verify_macaddr(NULL); return 0; } @@ -198,8 +204,8 @@ int eeprom(int argc, char *argv[]) } /* First argument (MAC) is mandatory */ - set_mac(&dev, argv[1]); - if (verify_macaddr(&dev, argv[1])) { + set_mac(argv[1]); + if (verify_macaddr(argv[1])) { printf("*** MAC address does not match! ***\n"); return 4; } @@ -207,7 +213,7 @@ int eeprom(int argc, char *argv[]) while (len--) *p++ = 0; - write_data(&dev, (u16 *)buf, sizeof(buf) >> 1); + write_data((u16 *)buf, sizeof(buf) >> 1); return 0; } |