diff options
Diffstat (limited to 'drivers/staging/cxt1e1')
| -rw-r--r-- | drivers/staging/cxt1e1/pmc93x6_eeprom.c | 481 |
1 files changed, 217 insertions, 264 deletions
diff --git a/drivers/staging/cxt1e1/pmc93x6_eeprom.c b/drivers/staging/cxt1e1/pmc93x6_eeprom.c index e16f0d615678..a027708994ae 100644 --- a/drivers/staging/cxt1e1/pmc93x6_eeprom.c +++ b/drivers/staging/cxt1e1/pmc93x6_eeprom.c @@ -44,10 +44,9 @@ * using. */ -#define EE_MFG (long)0 /* Index to manufacturing record */ -#define EE_FIRST 0x28 /* Index to start testing at */ -#define EE_LIMIT 128 /* Index to end testing at */ - +#define EE_MFG (long)0 /* Index to manufacturing record */ +#define EE_FIRST 0x28 /* Index to start testing at */ +#define EE_LIMIT 128 /* Index to end testing at */ /* Bit Ordering for Instructions ** @@ -55,27 +54,25 @@ ** */ -#define EPROM_EWEN 0x0019 /* Erase/Write enable (reversed) */ -#define EPROM_EWDS 0x0001 /* Erase/Write disable (reversed) */ -#define EPROM_READ 0x0003 /* Read (reversed) */ -#define EPROM_WRITE 0x0005 /* Write (reversed) */ -#define EPROM_ERASE 0x0007 /* Erase (reversed) */ -#define EPROM_ERAL 0x0009 /* Erase All (reversed) */ -#define EPROM_WRAL 0x0011 /* Write All (reversed) */ +#define EPROM_EWEN 0x0019 /* Erase/Write enable (reversed) */ +#define EPROM_EWDS 0x0001 /* Erase/Write disable (reversed) */ +#define EPROM_READ 0x0003 /* Read (reversed) */ +#define EPROM_WRITE 0x0005 /* Write (reversed) */ +#define EPROM_ERASE 0x0007 /* Erase (reversed) */ +#define EPROM_ERAL 0x0009 /* Erase All (reversed) */ +#define EPROM_WRAL 0x0011 /* Write All (reversed) */ -#define EPROM_ADR_SZ 7 /* Number of bits in offset address */ -#define EPROM_OP_SZ 3 /* Number of bits in command */ +#define EPROM_ADR_SZ 7 /* Number of bits in offset address */ +#define EPROM_OP_SZ 3 /* Number of bits in command */ #define SIZE_ADDR_OP (EPROM_ADR_SZ + EPROM_OP_SZ) -#define LC46A_MAX_OPS 10 /* Number of bits in Instruction */ -#define NUM_OF_BITS 8 /* Number of bits in data */ - +#define LC46A_MAX_OPS 10 /* Number of bits in Instruction */ +#define NUM_OF_BITS 8 /* Number of bits in data */ /* EEPROM signal bits */ -#define EPROM_ACTIVE_OUT_BIT 0x0001 /* Out data bit */ -#define EPROM_ACTIVE_IN_BIT 0x0002 /* In data bit */ -#define ACTIVE_IN_BIT_SHIFT 0x0001 /* Shift In data bit to LSB */ -#define EPROM_ENCS 0x0004 /* Set EEPROM CS during operation */ - +#define EPROM_ACTIVE_OUT_BIT 0x0001 /* Out data bit */ +#define EPROM_ACTIVE_IN_BIT 0x0002 /* In data bit */ +#define ACTIVE_IN_BIT_SHIFT 0x0001 /* Shift In data bit to LSB */ +#define EPROM_ENCS 0x0004 /* Set EEPROM CS during operation */ /*------------------------------------------------------------------------ * The ByteReverse table is used to reverses the 8 bits within a byte @@ -83,29 +80,26 @@ */ static unsigned char ByteReverse[256]; -static int ByteReverseBuilt = FALSE; - +static int ByteReverseBuilt = FALSE; /*------------------------------------------------------------------------ * mfg_template - initial serial EEPROM data structure *------------------------------------------------------------------------ */ -static u8 mfg_template[sizeof(FLD_TYPE2)] = -{ - PROM_FORMAT_TYPE2, /* type; */ - 0x00, 0x1A, /* length[2]; */ - 0x00, 0x00, 0x00, 0x00, /* Crc32[4]; */ - 0x11, 0x76, /* Id[2]; */ - 0x07, 0x05, /* SubId[2] E1; */ - 0x00, 0xA0, 0xD6, 0x00, 0x00, 0x00, /* Serial[6]; */ - 0x00, 0x00, 0x00, 0x00, /* CreateTime[4]; */ - 0x00, 0x00, 0x00, 0x00, /* HeatRunTime[4]; */ - 0x00, 0x00, 0x00, 0x00, /* HeatRunIterations[4]; */ - 0x00, 0x00, 0x00, 0x00, /* HeatRunErrors[4]; */ +static u8 mfg_template[sizeof(FLD_TYPE2)] = { + PROM_FORMAT_TYPE2, /* type; */ + 0x00, 0x1A, /* length[2]; */ + 0x00, 0x00, 0x00, 0x00, /* Crc32[4]; */ + 0x11, 0x76, /* Id[2]; */ + 0x07, 0x05, /* SubId[2] E1; */ + 0x00, 0xA0, 0xD6, 0x00, 0x00, 0x00, /* Serial[6]; */ + 0x00, 0x00, 0x00, 0x00, /* CreateTime[4]; */ + 0x00, 0x00, 0x00, 0x00, /* HeatRunTime[4]; */ + 0x00, 0x00, 0x00, 0x00, /* HeatRunIterations[4]; */ + 0x00, 0x00, 0x00, 0x00, /* HeatRunErrors[4]; */ }; - /*------------------------------------------------------------------------ * BuildByteReverse - build the 8-bit reverse table *------------------------------------------------------------------------ @@ -114,39 +108,35 @@ static u8 mfg_template[sizeof(FLD_TYPE2)] = * (the MSB becomes the LSB etc.). */ -static void -BuildByteReverse (void) +static void BuildByteReverse(void) { - long half; /* Used to build by powers to 2 */ - int i; + long half; /* Used to build by powers to 2 */ + int i; - ByteReverse[0] = 0; + ByteReverse[0] = 0; - for (half = 1; half < sizeof (ByteReverse); half <<= 1) - for (i = 0; i < half; i++) - ByteReverse[half + i] = (char) (ByteReverse[i] | (0x80 / half)); + for (half = 1; half < sizeof(ByteReverse); half <<= 1) + for (i = 0; i < half; i++) + ByteReverse[half + i] = + (char)(ByteReverse[i] | (0x80 / half)); - ByteReverseBuilt = TRUE; + ByteReverseBuilt = TRUE; } - /*------------------------------------------------------------------------ * eeprom_delay - small delay for EEPROM timing *------------------------------------------------------------------------ */ -static void -eeprom_delay (void) +static void eeprom_delay(void) { - int timeout; + int timeout; - for (timeout = 20; timeout; --timeout) - { - OS_uwait_dummy (); - } + for (timeout = 20; timeout; --timeout) { + OS_uwait_dummy(); + } } - /*------------------------------------------------------------------------ * eeprom_put_byte - Send a byte to the EEPROM serially *------------------------------------------------------------------------ @@ -155,23 +145,20 @@ eeprom_delay (void) * the data to the EEPROM. */ -static void -eeprom_put_byte (long addr, long data, int count) +static void eeprom_put_byte(long addr, long data, int count) { - u_int32_t output; + u_int32_t output; - while (--count >= 0) - { - output = (data & EPROM_ACTIVE_OUT_BIT) ? 1 : 0; /* Get next data bit */ - output |= EPROM_ENCS; /* Add Chip Select */ - data >>= 1; + while (--count >= 0) { + output = (data & EPROM_ACTIVE_OUT_BIT) ? 1 : 0; /* Get next data bit */ + output |= EPROM_ENCS; /* Add Chip Select */ + data >>= 1; - eeprom_delay (); - pci_write_32 ((u_int32_t *) addr, output); /* Output it */ - } + eeprom_delay(); + pci_write_32((u_int32_t *) addr, output); /* Output it */ + } } - /*------------------------------------------------------------------------ * eeprom_get_byte - Receive a byte from the EEPROM serially *------------------------------------------------------------------------ @@ -180,12 +167,11 @@ eeprom_put_byte (long addr, long data, int count) * from the EEPROM. */ -static u_int32_t -eeprom_get_byte (long addr) +static u_int32_t eeprom_get_byte(long addr) { - u_int32_t input; - u_int32_t data; - int count; + u_int32_t input; + u_int32_t data; + int count; /* Start the Reading of DATA ** @@ -193,24 +179,22 @@ eeprom_get_byte (long addr) ** EPLD and read on the next read access to the EEPROM. */ - input = pci_read_32 ((u_int32_t *) addr); + input = pci_read_32((u_int32_t *) addr); - data = 0; - count = NUM_OF_BITS; - while (--count >= 0) - { - eeprom_delay (); - input = pci_read_32 ((u_int32_t *) addr); + data = 0; + count = NUM_OF_BITS; + while (--count >= 0) { + eeprom_delay(); + input = pci_read_32((u_int32_t *) addr); - data <<= 1; /* Shift data over */ - data |= (input & EPROM_ACTIVE_IN_BIT) ? 1 : 0; + data <<= 1; /* Shift data over */ + data |= (input & EPROM_ACTIVE_IN_BIT) ? 1 : 0; - } + } - return data; + return data; } - /*------------------------------------------------------------------------ * disable_pmc_eeprom - Disable writes to the EEPROM *------------------------------------------------------------------------ @@ -218,16 +202,14 @@ eeprom_get_byte (long addr) * Issue the EEPROM command to disable writes. */ -static void -disable_pmc_eeprom (long addr) +static void disable_pmc_eeprom(long addr) { - eeprom_put_byte (addr, EPROM_EWDS, SIZE_ADDR_OP); + eeprom_put_byte(addr, EPROM_EWDS, SIZE_ADDR_OP); - pci_write_32 ((u_int32_t *) addr, 0); /* this removes Chip Select - * from EEPROM */ + pci_write_32((u_int32_t *) addr, 0); /* this removes Chip Select + * from EEPROM */ } - /*------------------------------------------------------------------------ * enable_pmc_eeprom - Enable writes to the EEPROM *------------------------------------------------------------------------ @@ -235,16 +217,14 @@ disable_pmc_eeprom (long addr) * Issue the EEPROM command to enable writes. */ -static void -enable_pmc_eeprom (long addr) +static void enable_pmc_eeprom(long addr) { - eeprom_put_byte (addr, EPROM_EWEN, SIZE_ADDR_OP); + eeprom_put_byte(addr, EPROM_EWEN, SIZE_ADDR_OP); - pci_write_32 ((u_int32_t *) addr, 0); /* this removes Chip Select - * from EEPROM */ + pci_write_32((u_int32_t *) addr, 0); /* this removes Chip Select + * from EEPROM */ } - /*------------------------------------------------------------------------ * pmc_eeprom_read - EEPROM location read *------------------------------------------------------------------------ @@ -253,35 +233,33 @@ enable_pmc_eeprom (long addr) * the contents of the specified location to the calling routine. */ -static u_int32_t -pmc_eeprom_read (long addr, long mem_offset) +static u_int32_t pmc_eeprom_read(long addr, long mem_offset) { - u_int32_t data; /* Data from chip */ + u_int32_t data; /* Data from chip */ - if (!ByteReverseBuilt) - BuildByteReverse (); + if (!ByteReverseBuilt) + BuildByteReverse(); - mem_offset = ByteReverse[0x7F & mem_offset]; /* Reverse address */ - /* - * NOTE: The max offset address is 128 or half the reversal table. So the - * LSB is always zero and counts as a built in shift of one bit. So even - * though we need to shift 3 bits to make room for the command, we only - * need to shift twice more because of the built in shift. - */ - mem_offset <<= 2; /* Shift for command */ - mem_offset |= EPROM_READ; /* Add command */ + mem_offset = ByteReverse[0x7F & mem_offset]; /* Reverse address */ + /* + * NOTE: The max offset address is 128 or half the reversal table. So the + * LSB is always zero and counts as a built in shift of one bit. So even + * though we need to shift 3 bits to make room for the command, we only + * need to shift twice more because of the built in shift. + */ + mem_offset <<= 2; /* Shift for command */ + mem_offset |= EPROM_READ; /* Add command */ - eeprom_put_byte (addr, mem_offset, SIZE_ADDR_OP); /* Output chip address */ + eeprom_put_byte(addr, mem_offset, SIZE_ADDR_OP); /* Output chip address */ - data = eeprom_get_byte (addr); /* Read chip data */ + data = eeprom_get_byte(addr); /* Read chip data */ - pci_write_32 ((u_int32_t *) addr, 0); /* Remove Chip Select from - * EEPROM */ + pci_write_32((u_int32_t *) addr, 0); /* Remove Chip Select from + * EEPROM */ - return (data & 0x000000FF); + return (data & 0x000000FF); } - /*------------------------------------------------------------------------ * pmc_eeprom_write - EEPROM location write *------------------------------------------------------------------------ @@ -293,32 +271,31 @@ pmc_eeprom_read (long addr, long mem_offset) * operation succeeded. */ -static int -pmc_eeprom_write (long addr, long mem_offset, u_int32_t data) +static int pmc_eeprom_write(long addr, long mem_offset, u_int32_t data) { - volatile u_int32_t temp; - int count; + volatile u_int32_t temp; + int count; - if (!ByteReverseBuilt) - BuildByteReverse (); + if (!ByteReverseBuilt) + BuildByteReverse(); - mem_offset = ByteReverse[0x7F & mem_offset]; /* Reverse address */ - /* - * NOTE: The max offset address is 128 or half the reversal table. So the - * LSB is always zero and counts as a built in shift of one bit. So even - * though we need to shift 3 bits to make room for the command, we only - * need to shift twice more because of the built in shift. - */ - mem_offset <<= 2; /* Shift for command */ - mem_offset |= EPROM_WRITE; /* Add command */ + mem_offset = ByteReverse[0x7F & mem_offset]; /* Reverse address */ + /* + * NOTE: The max offset address is 128 or half the reversal table. So the + * LSB is always zero and counts as a built in shift of one bit. So even + * though we need to shift 3 bits to make room for the command, we only + * need to shift twice more because of the built in shift. + */ + mem_offset <<= 2; /* Shift for command */ + mem_offset |= EPROM_WRITE; /* Add command */ - eeprom_put_byte (addr, mem_offset, SIZE_ADDR_OP); /* Output chip address */ + eeprom_put_byte(addr, mem_offset, SIZE_ADDR_OP); /* Output chip address */ - data = ByteReverse[0xFF & data];/* Reverse data */ - eeprom_put_byte (addr, data, NUM_OF_BITS); /* Output chip data */ + data = ByteReverse[0xFF & data]; /* Reverse data */ + eeprom_put_byte(addr, data, NUM_OF_BITS); /* Output chip data */ - pci_write_32 ((u_int32_t *) addr, 0); /* Remove Chip Select from - * EEPROM */ + pci_write_32((u_int32_t *) addr, 0); /* Remove Chip Select from + * EEPROM */ /* ** Must see Data In at a low state before completing this transaction. @@ -326,156 +303,135 @@ pmc_eeprom_write (long addr, long mem_offset, u_int32_t data) ** Afterwards, the data bit will return to a high state, ~6 ms, terminating ** the operation. */ - pci_write_32 ((u_int32_t *) addr, EPROM_ENCS); /* Re-enable Chip Select */ - temp = pci_read_32 ((u_int32_t *) addr); /* discard first read */ - temp = pci_read_32 ((u_int32_t *) addr); - if (temp & EPROM_ACTIVE_IN_BIT) - { - temp = pci_read_32 ((u_int32_t *) addr); - if (temp & EPROM_ACTIVE_IN_BIT) - { - pci_write_32 ((u_int32_t *) addr, 0); /* Remove Chip Select - * from EEPROM */ - return (1); - } - } - count = 1000; - while (count--) - { - for (temp = 0; temp < 0x10; temp++) - OS_uwait_dummy (); - - if (pci_read_32 ((u_int32_t *) addr) & EPROM_ACTIVE_IN_BIT) - break; - } - - if (count == -1) - return (2); - - return (0); + pci_write_32((u_int32_t *) addr, EPROM_ENCS); /* Re-enable Chip Select */ + temp = pci_read_32((u_int32_t *) addr); /* discard first read */ + temp = pci_read_32((u_int32_t *) addr); + if (temp & EPROM_ACTIVE_IN_BIT) { + temp = pci_read_32((u_int32_t *) addr); + if (temp & EPROM_ACTIVE_IN_BIT) { + pci_write_32((u_int32_t *) addr, 0); /* Remove Chip Select + * from EEPROM */ + return (1); + } + } + count = 1000; + while (count--) { + for (temp = 0; temp < 0x10; temp++) + OS_uwait_dummy(); + + if (pci_read_32((u_int32_t *) addr) & EPROM_ACTIVE_IN_BIT) + break; + } + + if (count == -1) + return (2); + + return (0); } - /*------------------------------------------------------------------------ * pmcGetBuffValue - read the specified value from buffer *------------------------------------------------------------------------ */ -static long -pmcGetBuffValue (char *ptr, int size) +static long pmcGetBuffValue(char *ptr, int size) { - long value = 0; - int index; + long value = 0; + int index; - for (index = 0; index < size; ++index) - { - value <<= 8; - value |= ptr[index] & 0xFF; - } + for (index = 0; index < size; ++index) { + value <<= 8; + value |= ptr[index] & 0xFF; + } - return value; + return value; } - /*------------------------------------------------------------------------ * pmcSetBuffValue - save the specified value to buffer *------------------------------------------------------------------------ */ -static void -pmcSetBuffValue (char *ptr, long value, int size) +static void pmcSetBuffValue(char *ptr, long value, int size) { - int index = size; + int index = size; - while (--index >= 0) - { - ptr[index] = (char) (value & 0xFF); - value >>= 8; - } + while (--index >= 0) { + ptr[index] = (char)(value & 0xFF); + value >>= 8; + } } - /*------------------------------------------------------------------------ * pmc_eeprom_read_buffer - read EEPROM data into specified buffer *------------------------------------------------------------------------ */ void -pmc_eeprom_read_buffer (long addr, long mem_offset, char *dest_ptr, int size) +pmc_eeprom_read_buffer(long addr, long mem_offset, char *dest_ptr, int size) { - while (--size >= 0) - *dest_ptr++ = (char) pmc_eeprom_read (addr, mem_offset++); + while (--size >= 0) + *dest_ptr++ = (char)pmc_eeprom_read(addr, mem_offset++); } - /*------------------------------------------------------------------------ * pmc_eeprom_write_buffer - write EEPROM data from specified buffer *------------------------------------------------------------------------ */ void -pmc_eeprom_write_buffer (long addr, long mem_offset, char *dest_ptr, int size) +pmc_eeprom_write_buffer(long addr, long mem_offset, char *dest_ptr, int size) { - enable_pmc_eeprom (addr); + enable_pmc_eeprom(addr); - while (--size >= 0) - pmc_eeprom_write (addr, mem_offset++, *dest_ptr++); + while (--size >= 0) + pmc_eeprom_write(addr, mem_offset++, *dest_ptr++); - disable_pmc_eeprom (addr); + disable_pmc_eeprom(addr); } - /*------------------------------------------------------------------------ * pmcCalcCrc - calculate the CRC for the serial EEPROM structure *------------------------------------------------------------------------ */ -static u_int32_t -pmcCalcCrc_T01 (void *bufp) +static u_int32_t pmcCalcCrc_T01(void *bufp) { - FLD_TYPE2 *buf = bufp; - u_int32_t crc; /* CRC of the structure */ + FLD_TYPE2 *buf = bufp; + u_int32_t crc; /* CRC of the structure */ - /* Calc CRC for type and length fields */ - sbeCrc ( - (u_int8_t *) &buf->type, - (u_int32_t) STRUCT_OFFSET (FLD_TYPE1, Crc32), - (u_int32_t) 0, - (u_int32_t *) &crc); + /* Calc CRC for type and length fields */ + sbeCrc((u_int8_t *) & buf->type, + (u_int32_t) STRUCT_OFFSET(FLD_TYPE1, Crc32), + (u_int32_t) 0, (u_int32_t *) & crc); #ifdef EEPROM_TYPE_DEBUG - pr_info("sbeCrc: crc 1 calculated as %08x\n", crc); /* RLD DEBUG */ + pr_info("sbeCrc: crc 1 calculated as %08x\n", crc); /* RLD DEBUG */ #endif - return ~crc; + return ~crc; } -static u_int32_t -pmcCalcCrc_T02 (void *bufp) +static u_int32_t pmcCalcCrc_T02(void *bufp) { - FLD_TYPE2 *buf = bufp; - u_int32_t crc; /* CRC of the structure */ - - /* Calc CRC for type and length fields */ - sbeCrc ( - (u_int8_t *) &buf->type, - (u_int32_t) STRUCT_OFFSET (FLD_TYPE2, Crc32), - (u_int32_t) 0, - (u_int32_t *) &crc); - - /* Calc CRC for remaining fields */ - sbeCrc ( - (u_int8_t *) &buf->Id[0], - (u_int32_t) (sizeof (FLD_TYPE2) - STRUCT_OFFSET (FLD_TYPE2, Id)), - (u_int32_t) crc, - (u_int32_t *) &crc); + FLD_TYPE2 *buf = bufp; + u_int32_t crc; /* CRC of the structure */ + + /* Calc CRC for type and length fields */ + sbeCrc((u_int8_t *) & buf->type, + (u_int32_t) STRUCT_OFFSET(FLD_TYPE2, Crc32), + (u_int32_t) 0, (u_int32_t *) & crc); + + /* Calc CRC for remaining fields */ + sbeCrc((u_int8_t *) & buf->Id[0], + (u_int32_t) (sizeof(FLD_TYPE2) - STRUCT_OFFSET(FLD_TYPE2, Id)), + (u_int32_t) crc, (u_int32_t *) & crc); #ifdef EEPROM_TYPE_DEBUG - pr_info("sbeCrc: crc 2 calculated as %08x\n", crc); /* RLD DEBUG */ + pr_info("sbeCrc: crc 2 calculated as %08x\n", crc); /* RLD DEBUG */ #endif - return crc; + return crc; } - /*------------------------------------------------------------------------ * pmc_init_seeprom - initialize the serial EEPROM structure *------------------------------------------------------------------------ @@ -486,64 +442,61 @@ pmcCalcCrc_T02 (void *bufp) * serial number field. */ -void -pmc_init_seeprom (u_int32_t addr, u_int32_t serialNum) +void pmc_init_seeprom(u_int32_t addr, u_int32_t serialNum) { - PROMFORMAT buffer; /* Memory image of structure */ - u_int32_t crc; /* CRC of structure */ - time_t createTime; + PROMFORMAT buffer; /* Memory image of structure */ + u_int32_t crc; /* CRC of structure */ + time_t createTime; - createTime = get_seconds (); + createTime = get_seconds(); - /* use template data */ - memcpy(&buffer.fldType2, mfg_template, sizeof(buffer.fldType2)); + /* use template data */ + memcpy(&buffer.fldType2, mfg_template, sizeof(buffer.fldType2)); - /* Update serial number field in buffer */ - pmcSetBuffValue (&buffer.fldType2.Serial[3], serialNum, 3); + /* Update serial number field in buffer */ + pmcSetBuffValue(&buffer.fldType2.Serial[3], serialNum, 3); - /* Update create time field in buffer */ - pmcSetBuffValue (&buffer.fldType2.CreateTime[0], createTime, 4); + /* Update create time field in buffer */ + pmcSetBuffValue(&buffer.fldType2.CreateTime[0], createTime, 4); - /* Update CRC field in buffer */ - crc = pmcCalcCrc_T02 (&buffer); - pmcSetBuffValue (&buffer.fldType2.Crc32[0], crc, 4); + /* Update CRC field in buffer */ + crc = pmcCalcCrc_T02(&buffer); + pmcSetBuffValue(&buffer.fldType2.Crc32[0], crc, 4); #ifdef DEBUG - for (i = 0; i < sizeof (FLD_TYPE2); ++i) - pr_info("[%02X] = %02X\n", i, buffer.bytes[i] & 0xFF); + for (i = 0; i < sizeof(FLD_TYPE2); ++i) + pr_info("[%02X] = %02X\n", i, buffer.bytes[i] & 0xFF); #endif - /* Write structure to serial EEPROM */ - pmc_eeprom_write_buffer (addr, EE_MFG, (char *) &buffer, sizeof (FLD_TYPE2)); + /* Write structure to serial EEPROM */ + pmc_eeprom_write_buffer(addr, EE_MFG, (char *)&buffer, + sizeof(FLD_TYPE2)); } - -char -pmc_verify_cksum (void *bufp) +char pmc_verify_cksum(void *bufp) { - FLD_TYPE1 *buf1 = bufp; - FLD_TYPE2 *buf2 = bufp; - u_int32_t crc1, crc2; /* CRC read from EEPROM */ + FLD_TYPE1 *buf1 = bufp; + FLD_TYPE2 *buf2 = bufp; + u_int32_t crc1, crc2; /* CRC read from EEPROM */ - /* Retrieve contents of CRC field */ - crc1 = pmcGetBuffValue (&buf1->Crc32[0], sizeof (buf1->Crc32)); + /* Retrieve contents of CRC field */ + crc1 = pmcGetBuffValue(&buf1->Crc32[0], sizeof(buf1->Crc32)); #ifdef EEPROM_TYPE_DEBUG - pr_info("EEPROM: chksum 1 reads as %08x\n", crc1); /* RLD DEBUG */ + pr_info("EEPROM: chksum 1 reads as %08x\n", crc1); /* RLD DEBUG */ #endif - if ((buf1->type == PROM_FORMAT_TYPE1) && - (pmcCalcCrc_T01 ((void *) buf1) == crc1)) - return PROM_FORMAT_TYPE1; /* checksum type 1 verified */ + if ((buf1->type == PROM_FORMAT_TYPE1) && + (pmcCalcCrc_T01((void *)buf1) == crc1)) + return PROM_FORMAT_TYPE1; /* checksum type 1 verified */ - crc2 = pmcGetBuffValue (&buf2->Crc32[0], sizeof (buf2->Crc32)); + crc2 = pmcGetBuffValue(&buf2->Crc32[0], sizeof(buf2->Crc32)); #ifdef EEPROM_TYPE_DEBUG - pr_info("EEPROM: chksum 2 reads as %08x\n", crc2); /* RLD DEBUG */ + pr_info("EEPROM: chksum 2 reads as %08x\n", crc2); /* RLD DEBUG */ #endif - if ((buf2->type == PROM_FORMAT_TYPE2) && - (pmcCalcCrc_T02 ((void *) buf2) == crc2)) - return PROM_FORMAT_TYPE2; /* checksum type 2 verified */ + if ((buf2->type == PROM_FORMAT_TYPE2) && + (pmcCalcCrc_T02((void *)buf2) == crc2)) + return PROM_FORMAT_TYPE2; /* checksum type 2 verified */ - return PROM_FORMAT_Unk; /* failed to validate */ + return PROM_FORMAT_Unk; /* failed to validate */ } - /*** End-of-File ***/ |
