diff options
Diffstat (limited to 'board/voiceblue')
| -rw-r--r-- | board/voiceblue/Makefile | 8 | ||||
| -rw-r--r-- | board/voiceblue/eeprom.c | 144 |
2 files changed, 113 insertions, 39 deletions
diff --git a/board/voiceblue/Makefile b/board/voiceblue/Makefile index 44be6ca..3b3e523 100644 --- a/board/voiceblue/Makefile +++ b/board/voiceblue/Makefile @@ -32,21 +32,23 @@ SOBJS := setup.o gcclibdir := $(shell dirname `$(CC) -print-libgcc-file-name`) LOAD_ADDR = 0x10400000 +LDSCRIPT = $(TOPDIR)/board/$(BOARDDIR)/eeprom.lds all: $(LIB) eeprom.srec eeprom.bin $(LIB): $(OBJS) $(SOBJS) $(AR) crv $@ $(OBJS) $(SOBJS) -eeprom.srec: eeprom.o - $(LD) -g -Ttext $(LOAD_ADDR) -o $(<:.o=) -e $(<:.o=) $^ \ +eeprom.srec: eeprom.o eeprom_start.o + $(LD) -T $(LDSCRIPT) -g -Ttext $(LOAD_ADDR) \ + -o $(<:.o=) -e $(<:.o=) $^ \ -L../../examples -lstubs \ -L../../lib_generic -lgeneric \ -L$(gcclibdir) -lgcc $(OBJCOPY) -O srec $(<:.o=) $@ eeprom.bin: eeprom.srec - $(OBJCOPY) -O binary $< $@ 2>/dev/null + $(OBJCOPY) -I srec -O binary $< $@ 2>/dev/null clean: rm -f $(SOBJS) $(OBJS) eeprom eeprom.srec eeprom.bin diff --git a/board/voiceblue/eeprom.c b/board/voiceblue/eeprom.c index 6383a02..25e2294 100644 --- a/board/voiceblue/eeprom.c +++ b/board/voiceblue/eeprom.c @@ -30,40 +30,6 @@ #define SMC_BASE_ADDRESS CONFIG_SMC91111_BASE -static int verify_macaddr(char *); -static int set_mac(char *); - -int eeprom(int argc, char *argv[]) -{ - app_startup(argv); - if (get_version() != XF_VERSION) { - printf("Wrong XF_VERSION.\n"); - printf("Application expects ABI version %d\n", XF_VERSION); - printf("Actual U-Boot ABI version %d\n", (int)get_version()); - return 1; - } - - if ((SMC_inw (BANK_SELECT) & 0xFF00) != 0x3300) { - printf("SMSC91111 not found.\n"); - return 2; - } - - if (argc != 2) { - printf("VoiceBlue EEPROM writer\n"); - printf("Built: %s at %s\n", __DATE__ , __TIME__ ); - printf("Usage:\n\t<mac_address>"); - return 3; - } - - set_mac(argv[1]); - if (verify_macaddr(argv[1])) { - printf("*** ERROR ***\n"); - return 4; - } - - return 0; -} - static u16 read_eeprom_reg(u16 reg) { int timeout; @@ -106,17 +72,28 @@ static int write_eeprom_reg(u16 value, u16 reg) return 1; } +static int write_data(u16 *buf, int len) +{ + u16 reg = 0x23; + + while (len--) + write_eeprom_reg(*buf++, reg++); + + return 0; +} + static int verify_macaddr(char *s) { u16 reg; int i, err = 0; - printf("Verifying MAC Address: "); + printf("MAC Address: "); err = i = 0; for (i = 0; i < 3; i++) { reg = read_eeprom_reg(0x20 + i); printf("%02x:%02x%c", reg & 0xff, reg >> 8, i != 2 ? ':' : '\n'); - err |= reg != ((u16 *)s)[i]; + if (s) + err |= reg != ((u16 *)s)[i]; } return err ? 0 : 1; @@ -138,3 +115,98 @@ static int set_mac(char *s) return 0; } + +static int parse_element(char *s, unsigned char *buf, int len) +{ + int cnt; + char *p, num[3]; + unsigned char id; + + id = simple_strtoul(s, &p, 16); + if (*p++ != ':') + return -1; + cnt = 2; + num[2] = 0; + for (; *p; p += 2) { + if (p[1] == 0) + return -2; + if (cnt + 3 > len) + return -3; + num[0] = p[0]; + num[1] = p[1]; + buf[cnt++] = simple_strtoul(num, NULL, 16); + } + buf[0] = id; + buf[1] = cnt - 2; + + return cnt; +} + +int eeprom(int argc, char *argv[]) +{ + int i, len, ret; + unsigned char buf[58], *p; + + app_startup(argv); + if (get_version() != XF_VERSION) { + printf("Wrong XF_VERSION.\n"); + printf("Application expects ABI version %d\n", XF_VERSION); + printf("Actual U-Boot ABI version %d\n", (int)get_version()); + return 1; + } + + if ((SMC_inw (BANK_SELECT) & 0xFF00) != 0x3300) { + printf("SMSC91111 not found.\n"); + return 2; + } + + /* Called without parameters - print MAC address */ + if (argc < 2) { + verify_macaddr(NULL); + return 0; + } + + /* Print help message */ + if (argv[1][1] == 'h') { + printf("VoiceBlue EEPROM writer\n"); + printf("Built: %s at %s\n", __DATE__ , __TIME__ ); + printf("Usage:\n\t<mac_address> [<element_1>] [<...>]\n"); + return 0; + } + + /* Try to parse information elements */ + len = sizeof(buf); + p = buf; + for (i = 2; i < argc; i++) { + ret = parse_element(argv[i], p, len); + switch (ret) { + case -1: + printf("Element %d: malformed\n", i - 1); + return 3; + case -2: + printf("Element %d: odd character count\n", i - 1); + return 3; + case -3: + printf("Out of EEPROM memory\n"); + return 3; + default: + p += ret; + len -= ret; + } + } + + /* First argument (MAC) is mandatory */ + set_mac(argv[1]); + if (verify_macaddr(argv[1])) { + printf("*** MAC address does not match! ***\n"); + return 4; + } + + while (len--) + *p++ = 0; + + write_data((u16 *)buf, sizeof(buf) >> 1); + + return 0; +} + |