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-rw-r--r--common/cmd_i2c.c511
1 files changed, 220 insertions, 291 deletions
diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c
index 988f91d..c60ec99 100644
--- a/common/cmd_i2c.c
+++ b/common/cmd_i2c.c
@@ -655,29 +655,120 @@ int do_i2c_loop(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
* (most?) embedded boards don't use SDRAM DIMMs.
*/
#if defined(CONFIG_CMD_SDRAM)
+static void print_ddr2_tcyc (u_char const b)
+{
+ printf ("%d.", (b >> 4) & 0x0F);
+ switch (b & 0x0F) {
+ case 0x0:
+ case 0x1:
+ case 0x2:
+ case 0x3:
+ case 0x4:
+ case 0x5:
+ case 0x6:
+ case 0x7:
+ case 0x8:
+ case 0x9:
+ printf ("%d ns\n", b & 0x0F);
+ break;
+ case 0xA:
+ puts ("25 ns\n");
+ break;
+ case 0xB:
+ puts ("33 ns\n");
+ break;
+ case 0xC:
+ puts ("66 ns\n");
+ break;
+ case 0xD:
+ puts ("75 ns\n");
+ break;
+ default:
+ puts ("?? ns\n");
+ break;
+ }
+}
+
+static void decode_bits (u_char const b, char const *str[], int const do_once)
+{
+ u_char mask;
+
+ for (mask = 0x80; mask != 0x00; mask >>= 1, ++str) {
+ if (b & mask) {
+ puts (*str);
+ if (do_once)
+ return;
+ }
+ }
+}
/*
* Syntax:
* sdram {i2c_chip}
*/
-int do_sdram ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_sdram (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
{
- enum {unknown, EDO, SDRAM, DDR2} type;
+ enum { unknown, EDO, SDRAM, DDR2 } type;
+
u_char chip;
u_char data[128];
u_char cksum;
int j;
+ static const char *decode_CAS_DDR2[] = {
+ " TBD", " 6", " 5", " 4", " 3", " 2", " TBD", " TBD"
+ };
+
+ static const char *decode_CAS_default[] = {
+ " TBD", " 7", " 6", " 5", " 4", " 3", " 2", " 1"
+ };
+
+ static const char *decode_CS_WE_default[] = {
+ " TBD", " 6", " 5", " 4", " 3", " 2", " 1", " 0"
+ };
+
+ static const char *decode_byte21_default[] = {
+ " TBD (bit 7)\n",
+ " Redundant row address\n",
+ " Differential clock input\n",
+ " Registerd DQMB inputs\n",
+ " Buffered DQMB inputs\n",
+ " On-card PLL\n",
+ " Registered address/control lines\n",
+ " Buffered address/control lines\n"
+ };
+
+ static const char *decode_byte22_DDR2[] = {
+ " TBD (bit 7)\n",
+ " TBD (bit 6)\n",
+ " TBD (bit 5)\n",
+ " TBD (bit 4)\n",
+ " TBD (bit 3)\n",
+ " Supports partial array self refresh\n",
+ " Supports 50 ohm ODT\n",
+ " Supports weak driver\n"
+ };
+
+ static const char *decode_row_density_DDR2[] = {
+ "512 MiB", "256 MiB", "128 MiB", "16 GiB",
+ "8 GiB", "4 GiB", "2 GiB", "1 GiB"
+ };
+
+ static const char *decode_row_density_default[] = {
+ "512 MiB", "256 MiB", "128 MiB", "64 MiB",
+ "32 MiB", "16 MiB", "8 MiB", "4 MiB"
+ };
+
if (argc < 2) {
printf ("Usage:\n%s\n", cmdtp->usage);
return 1;
}
/*
* Chip is always specified.
- */
- chip = simple_strtoul(argv[1], NULL, 16);
+ */
+ chip = simple_strtoul (argv[1], NULL, 16);
- if (i2c_read(chip, 0, 1, data, sizeof(data)) != 0) {
+ if (i2c_read (chip, 0, 1, data, sizeof (data)) != 0) {
puts ("No SDRAM Serial Presence Detect found.\n");
return 1;
}
@@ -688,15 +779,15 @@ int do_sdram ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
}
if (cksum != data[63]) {
printf ("WARNING: Configuration data checksum failure:\n"
- " is 0x%02x, calculated 0x%02x\n",
- data[63], cksum);
+ " is 0x%02x, calculated 0x%02x\n", data[63], cksum);
}
- printf("SPD data revision %d.%d\n",
+ printf ("SPD data revision %d.%d\n",
(data[62] >> 4) & 0x0F, data[62] & 0x0F);
- printf("Bytes used 0x%02X\n", data[0]);
- printf("Serial memory size 0x%02X\n", 1 << data[1]);
+ printf ("Bytes used 0x%02X\n", data[0]);
+ printf ("Serial memory size 0x%02X\n", 1 << data[1]);
+
puts ("Memory type ");
- switch(data[2]) {
+ switch (data[2]) {
case 2:
type = EDO;
puts ("EDO\n");
@@ -714,34 +805,36 @@ int do_sdram ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
puts ("unknown\n");
break;
}
+
puts ("Row address bits ");
if ((data[3] & 0x00F0) == 0)
- printf("%d\n", data[3] & 0x0F);
+ printf ("%d\n", data[3] & 0x0F);
else
- printf("%d/%d\n", data[3] & 0x0F, (data[3] >> 4) & 0x0F);
+ printf ("%d/%d\n", data[3] & 0x0F, (data[3] >> 4) & 0x0F);
+
puts ("Column address bits ");
if ((data[4] & 0x00F0) == 0)
- printf("%d\n", data[4] & 0x0F);
+ printf ("%d\n", data[4] & 0x0F);
else
- printf("%d/%d\n", data[4] & 0x0F, (data[4] >> 4) & 0x0F);
+ printf ("%d/%d\n", data[4] & 0x0F, (data[4] >> 4) & 0x0F);
switch (type) {
case DDR2:
- printf("Number of ranks %d\n",
- (data[5] & 0x07) + 1);
+ printf ("Number of ranks %d\n",
+ (data[5] & 0x07) + 1);
break;
default:
- printf("Module rows %d\n", data[5]);
+ printf ("Module rows %d\n", data[5]);
break;
}
switch (type) {
case DDR2:
- printf("Module data width %d bits\n", data[6]);
+ printf ("Module data width %d bits\n", data[6]);
break;
default:
- printf("Module data width %d bits\n",
- (data[7] << 8) | data[6]);
+ printf ("Module data width %d bits\n",
+ (data[7] << 8) | data[6]);
break;
}
@@ -758,85 +851,58 @@ int do_sdram ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
switch (type) {
case DDR2:
- printf("SDRAM cycle time %d.",
- (data[9] >> 4) & 0x0F);
- switch (data[9] & 0x0F) {
- case 0x0:
- case 0x1:
- case 0x2:
- case 0x3:
- case 0x4:
- case 0x5:
- case 0x6:
- case 0x7:
- case 0x8:
- case 0x9:
- printf("%d ns\n", data[9] & 0x0F);
- break;
- case 0xA:
- puts("25 ns\n");
- break;
- case 0xB:
- puts("33 ns\n");
- break;
- case 0xC:
- puts("66 ns\n");
- break;
- case 0xD:
- puts("75 ns\n");
- break;
- default:
- puts("?? ns\n");
- break;
- }
+ printf ("SDRAM cycle time ");
+ print_ddr2_tcyc (data[9]);
break;
default:
- printf("SDRAM cycle time %d.%d nS\n",
- (data[9] >> 4) & 0x0F, data[9] & 0x0F);
+ printf ("SDRAM cycle time %d.%d ns\n",
+ (data[9] >> 4) & 0x0F, data[9] & 0x0F);
break;
}
switch (type) {
case DDR2:
- printf("SDRAM access time 0.%d%d ns\n",
- (data[10] >> 4) & 0x0F, data[10] & 0x0F);
+ printf ("SDRAM access time 0.%d%d ns\n",
+ (data[10] >> 4) & 0x0F, data[10] & 0x0F);
break;
default:
- printf("SDRAM access time %d.%d nS\n",
- (data[10] >> 4) & 0x0F, data[10] & 0x0F);
+ printf ("SDRAM access time %d.%d ns\n",
+ (data[10] >> 4) & 0x0F, data[10] & 0x0F);
break;
}
puts ("EDC configuration ");
- switch(data[11]) {
+ switch (data[11]) {
case 0: puts ("None\n"); break;
case 1: puts ("Parity\n"); break;
case 2: puts ("ECC\n"); break;
default: puts ("unknown\n"); break;
}
+
if ((data[12] & 0x80) == 0)
puts ("No self refresh, rate ");
else
puts ("Self refresh, rate ");
+
switch(data[12] & 0x7F) {
- case 0: puts ("15.625 uS\n"); break;
- case 1: puts ("3.9 uS\n"); break;
- case 2: puts ("7.8 uS \n"); break;
- case 3: puts ("31.3 uS\n"); break;
- case 4: puts ("62.5 uS\n"); break;
- case 5: puts ("125 uS\n"); break;
+ case 0: puts ("15.625 us\n"); break;
+ case 1: puts ("3.9 us\n"); break;
+ case 2: puts ("7.8 us\n"); break;
+ case 3: puts ("31.3 us\n"); break;
+ case 4: puts ("62.5 us\n"); break;
+ case 5: puts ("125 us\n"); break;
default: puts ("unknown\n"); break;
}
switch (type) {
case DDR2:
- printf("SDRAM width (primary) %d\n", data[13]);
+ printf ("SDRAM width (primary) %d\n", data[13]);
break;
default:
- printf("SDRAM width (primary) %d\n", data[13] & 0x7F);
+ printf ("SDRAM width (primary) %d\n", data[13] & 0x7F);
if ((data[13] & 0x80) != 0) {
- printf(" (second bank) %d\n",
- 2 * (data[13] & 0x7F));
+ printf (" (second bank) %d\n",
+ 2 * (data[13] & 0x7F));
}
break;
}
@@ -844,24 +910,24 @@ int do_sdram ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
switch (type) {
case DDR2:
if (data[14] != 0)
- printf("EDC width %d\n", data[14]);
+ printf ("EDC width %d\n", data[14]);
break;
default:
if (data[14] != 0) {
- printf("EDC width %d\n",
- data[14] & 0x7F);
+ printf ("EDC width %d\n",
+ data[14] & 0x7F);
if ((data[14] & 0x80) != 0) {
- printf(" (second bank) %d\n",
- 2 * (data[14] & 0x7F));
+ printf (" (second bank) %d\n",
+ 2 * (data[14] & 0x7F));
}
}
break;
}
- if (DDR2 != type ) {
- printf("Min clock delay, back-to-back random column addresses "
- "%d\n", data[15]);
+ if (DDR2 != type) {
+ printf ("Min clock delay, back-to-back random column addresses "
+ "%d\n", data[15]);
}
puts ("Burst length(s) ");
@@ -871,56 +937,30 @@ int do_sdram ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
if (data[16] & 0x02) puts (" 2");
if (data[16] & 0x01) puts (" 1");
putc ('\n');
- printf("Number of banks %d\n", data[17]);
+ printf ("Number of banks %d\n", data[17]);
switch (type) {
case DDR2:
puts ("CAS latency(s) ");
- if (data[18] & 0x83) puts (" TBD");
- if (data[18] & 0x40) puts (" 6");
- if (data[18] & 0x20) puts (" 5");
- if (data[18] & 0x10) puts (" 4");
- if (data[18] & 0x08) puts (" 3");
- if (data[18] & 0x04) puts (" 2");
+ decode_bits (data[18], decode_CAS_DDR2, 0);
putc ('\n');
break;
default:
puts ("CAS latency(s) ");
- if (data[18] & 0x80) puts (" TBD");
- if (data[18] & 0x40) puts (" 7");
- if (data[18] & 0x20) puts (" 6");
- if (data[18] & 0x10) puts (" 5");
- if (data[18] & 0x08) puts (" 4");
- if (data[18] & 0x04) puts (" 3");
- if (data[18] & 0x02) puts (" 2");
- if (data[18] & 0x01) puts (" 1");
+ decode_bits (data[18], decode_CAS_default, 0);
putc ('\n');
break;
}
if (DDR2 != type) {
puts ("CS latency(s) ");
- if (data[19] & 0x80) puts (" TBD");
- if (data[19] & 0x40) puts (" 6");
- if (data[19] & 0x20) puts (" 5");
- if (data[19] & 0x10) puts (" 4");
- if (data[19] & 0x08) puts (" 3");
- if (data[19] & 0x04) puts (" 2");
- if (data[19] & 0x02) puts (" 1");
- if (data[19] & 0x01) puts (" 0");
+ decode_bits (data[19], decode_CS_WE_default, 0);
putc ('\n');
}
if (DDR2 != type) {
puts ("WE latency(s) ");
- if (data[20] & 0x80) puts (" TBD");
- if (data[20] & 0x40) puts (" 6");
- if (data[20] & 0x20) puts (" 5");
- if (data[20] & 0x10) puts (" 4");
- if (data[20] & 0x08) puts (" 3");
- if (data[20] & 0x04) puts (" 2");
- if (data[20] & 0x02) puts (" 1");
- if (data[20] & 0x01) puts (" 0");
+ decode_bits (data[20], decode_CS_WE_default, 0);
putc ('\n');
}
@@ -935,48 +975,24 @@ int do_sdram ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
puts (" TBD (bit 5)\n");
if (data[21] & 0x10)
puts (" FET switch external enable\n");
- printf(" %d PLLs on DIMM\n", (data[21] >> 2) & 0x03);
+ printf (" %d PLLs on DIMM\n", (data[21] >> 2) & 0x03);
if (data[20] & 0x11) {
- printf(" %d active registers on DIMM\n",
- (data[21] & 0x03) + 1);
+ printf (" %d active registers on DIMM\n",
+ (data[21] & 0x03) + 1);
}
break;
default:
puts ("Module attributes:\n");
if (!data[21])
puts (" (none)\n");
- if (data[21] & 0x80)
- puts (" TBD (bit 7)\n");
- if (data[21] & 0x40)
- puts (" Redundant row address\n");
- if (data[21] & 0x20)
- puts (" Differential clock input\n");
- if (data[21] & 0x10)
- puts (" Registerd DQMB inputs\n");
- if (data[21] & 0x08)
- puts (" Buffered DQMB inputs\n");
- if (data[21] & 0x04)
- puts (" On-card PLL\n");
- if (data[21] & 0x02)
- puts (" Registered address/control lines\n");
- if (data[21] & 0x01)
- puts (" Buffered address/control lines\n");
+ else
+ decode_bits (data[21], decode_byte21_default, 0);
break;
}
switch (type) {
case DDR2:
- if (data[22] & 0x80) puts (" TBD (bit 7)\n");
- if (data[22] & 0x40) puts (" TBD (bit 6)\n");
- if (data[22] & 0x20) puts (" TBD (bit 5)\n");
- if (data[22] & 0x10) puts (" TBD (bit 4)\n");
- if (data[22] & 0x08) puts (" TBD (bit 3)\n");
- if (data[22] & 0x04)
- puts (" Supports parital array self refresh\n");
- if (data[22] & 0x02)
- puts (" Supports 50 ohm ODT\n");
- if (data[22] & 0x01)
- puts (" Supports weak driver\n");
+ decode_bits (data[22], decode_byte22_DDR2, 0);
break;
default:
puts ("Device attributes:\n");
@@ -995,259 +1011,172 @@ int do_sdram ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
switch (type) {
case DDR2:
- printf("SDRAM cycle time (2nd highest CAS latency) %d.",
- (data[23] >> 4) & 0x0F);
-
- switch (data[23] & 0x0F) {
- case 0x0:
- case 0x1:
- case 0x2:
- case 0x3:
- case 0x4:
- case 0x5:
- case 0x6:
- case 0x7:
- case 0x8:
- case 0x9:
- printf("%d ns\n", data[23] & 0x0F);
- break;
- case 0xA:
- puts("25 ns\n");
- break;
- case 0xB:
- puts("33 ns\n");
- break;
- case 0xC:
- puts("66 ns\n");
- break;
- case 0xD:
- puts("75 ns\n");
- break;
- default:
- puts("?? ns\n");
- break;
- }
+ printf ("SDRAM cycle time (2nd highest CAS latency) ");
+ print_ddr2_tcyc (data[23]);
break;
default:
- printf("SDRAM cycle time (2nd highest CAS latency) %d."
- "%d nS\n", (data[23] >> 4) & 0x0F, data[23] & 0x0F);
+ printf ("SDRAM cycle time (2nd highest CAS latency) %d."
+ "%d ns\n", (data[23] >> 4) & 0x0F, data[23] & 0x0F);
break;
}
switch (type) {
case DDR2:
- printf("SDRAM access from clock (2nd highest CAS latency) 0."
- "%d%d ns\n", (data[24] >> 4) & 0x0F, data[24] & 0x0F);
+ printf ("SDRAM access from clock (2nd highest CAS latency) 0."
+ "%d%d ns\n", (data[24] >> 4) & 0x0F, data[24] & 0x0F);
break;
default:
- printf("SDRAM access from clock (2nd highest CAS latency) %d."
- "%d nS\n", (data[24] >> 4) & 0x0F, data[24] & 0x0F);
+ printf ("SDRAM access from clock (2nd highest CAS latency) %d."
+ "%d ns\n", (data[24] >> 4) & 0x0F, data[24] & 0x0F);
break;
}
switch (type) {
case DDR2:
- printf("SDRAM cycle time (3rd highest CAS latency) %d.",
- (data[25] >> 4) & 0x0F);
-
- switch (data[25] & 0x0F) {
- case 0x0:
- case 0x1:
- case 0x2:
- case 0x3:
- case 0x4:
- case 0x5:
- case 0x6:
- case 0x7:
- case 0x8:
- case 0x9:
- printf("%d ns\n", data[25] & 0x0F);
- break;
- case 0xA:
- puts("25 ns\n");
- break;
- case 0xB:
- puts("33 ns\n");
- break;
- case 0xC:
- puts("66 ns\n");
- break;
- case 0xD:
- puts("75 ns\n");
- break;
- default:
- puts("?? ns\n");
- break;
- }
+ printf ("SDRAM cycle time (3rd highest CAS latency) ");
+ print_ddr2_tcyc (data[25]);
break;
default:
- printf("SDRAM cycle time (3rd highest CAS latency) %d."
- "%d nS\n", (data[25] >> 4) & 0x0F, data[25] & 0x0F);
+ printf ("SDRAM cycle time (3rd highest CAS latency) %d."
+ "%d ns\n", (data[25] >> 4) & 0x0F, data[25] & 0x0F);
break;
}
switch (type) {
case DDR2:
- printf("SDRAM access from clock (3rd highest CAS latency) 0."
- "%d%d ns\n", (data[26] >> 4) & 0x0F, data[26] & 0x0F);
+ printf ("SDRAM access from clock (3rd highest CAS latency) 0."
+ "%d%d ns\n", (data[26] >> 4) & 0x0F, data[26] & 0x0F);
break;
default:
- printf("SDRAM access from clock (3rd highest CAS latency) %d."
- "%d nS\n", (data[26] >> 4) & 0x0F, data[26] & 0x0F);
+ printf ("SDRAM access from clock (3rd highest CAS latency) %d."
+ "%d ns\n", (data[26] >> 4) & 0x0F, data[26] & 0x0F);
break;
}
switch (type) {
case DDR2:
- printf("Minimum row precharge %d", data[27] >> 2);
- switch (data[27] & 0x03) {
- case 0x0: puts(".00 ns\n"); break;
- case 0x1: puts(".25 ns\n"); break;
- case 0x2: puts(".50 ns\n"); break;
- case 0x3: puts(".75 ns\n"); break;
- }
+ printf ("Minimum row precharge %d.%02d ns\n",
+ (data[27] >> 2) & 0x3F, 25 * (data[27] & 0x03));
break;
default:
- printf("Minimum row precharge %d nS\n", data[27]);
+ printf ("Minimum row precharge %d ns\n", data[27]);
break;
}
switch (type) {
case DDR2:
- printf("Row active to row active min %d", data[28] >> 2);
- switch (data[28] & 0x03) {
- case 0x0: puts(".00 ns\n"); break;
- case 0x1: puts(".25 ns\n"); break;
- case 0x2: puts(".50 ns\n"); break;
- case 0x3: puts(".75 ns\n"); break;
- }
+ printf ("Row active to row active min %d.%02d ns\n",
+ (data[28] >> 2) & 0x3F, 25 * (data[28] & 0x03));
break;
default:
- printf("Row active to row active min %d nS\n", data[28]);
+ printf ("Row active to row active min %d ns\n", data[28]);
break;
}
switch (type) {
case DDR2:
- printf("RAS to CAS delay min %d", data[29] >> 2);
- switch (data[29] & 0x03) {
- case 0x0: puts(".00 ns\n"); break;
- case 0x1: puts(".25 ns\n"); break;
- case 0x2: puts(".50 ns\n"); break;
- case 0x3: puts(".75 ns\n"); break;
- }
+ printf ("RAS to CAS delay min %d.%02d ns\n",
+ (data[29] >> 2) & 0x3F, 25 * (data[29] & 0x03));
break;
default:
- printf("RAS to CAS delay min %d nS\n", data[29]);
+ printf ("RAS to CAS delay min %d ns\n", data[29]);
break;
}
- printf("Minimum RAS pulse width %d nS\n", data[30]);
+ printf ("Minimum RAS pulse width %d ns\n", data[30]);
switch (type) {
case DDR2:
- puts ("Density of each row ");
- if (data[31] & 0x80) puts (" 512 MiB\n");
- if (data[31] & 0x40) puts (" 256 MiB\n");
- if (data[31] & 0x20) puts (" 128 MiB\n");
- if (data[31] & 0x10) puts (" 16 GiB\n");
- if (data[31] & 0x08) puts (" 8 GiB\n");
- if (data[31] & 0x04) puts (" 4 GiB\n");
- if (data[31] & 0x02) puts (" 2 GiB\n");
- if (data[31] & 0x01) puts (" 1 GiB\n");
+ puts ("Density of each row ");
+ decode_bits (data[31], decode_row_density_DDR2, 1);
+ putc ('\n');
break;
default:
- puts ("Density of each row ");
- if (data[31] & 0x80) puts (" 512 MiB\n");
- if (data[31] & 0x40) puts (" 256 MiB\n");
- if (data[31] & 0x20) puts (" 128 MiB\n");
- if (data[31] & 0x10) puts (" 64 MiB\n");
- if (data[31] & 0x08) puts (" 32 MiB\n");
- if (data[31] & 0x04) puts (" 16 MiB\n");
- if (data[31] & 0x02) puts (" 8 MiB\n");
- if (data[31] & 0x01) puts (" 4 MiB\n");
+ puts ("Density of each row ");
+ decode_bits (data[31], decode_row_density_default, 1);
+ putc ('\n');
break;
}
switch (type) {
case DDR2:
- puts("Command and Address setup ");
+ puts ("Command and Address setup ");
if (data[32] >= 0xA0) {
- printf("1.%d%d ns\n",
- ((data[32] >> 4) & 0x0F) - 10, data[32] & 0x0F);
+ printf ("1.%d%d ns\n",
+ ((data[32] >> 4) & 0x0F) - 10, data[32] & 0x0F);
} else {
- printf("0.%d%d ns\n",
- ((data[32] >> 4) & 0x0F), data[32] & 0x0F);
+ printf ("0.%d%d ns\n",
+ ((data[32] >> 4) & 0x0F), data[32] & 0x0F);
}
break;
default:
- printf("Command and Address setup %c%d.%d nS\n",
- (data[32] & 0x80) ? '-' : '+',
- (data[32] >> 4) & 0x07, data[32] & 0x0F);
+ printf ("Command and Address setup %c%d.%d ns\n",
+ (data[32] & 0x80) ? '-' : '+',
+ (data[32] >> 4) & 0x07, data[32] & 0x0F);
break;
}
switch (type) {
case DDR2:
- puts("Command and Address hold ");
+ puts ("Command and Address hold ");
if (data[33] >= 0xA0) {
- printf("1.%d%d ns\n",
- ((data[33] >> 4) & 0x0F) - 10, data[33] & 0x0F);
+ printf ("1.%d%d ns\n",
+ ((data[33] >> 4) & 0x0F) - 10, data[33] & 0x0F);
} else {
- printf("0.%d%d ns\n",
- ((data[33] >> 4) & 0x0F), data[33] & 0x0F);
+ printf ("0.%d%d ns\n",
+ ((data[33] >> 4) & 0x0F), data[33] & 0x0F);
}
break;
default:
- printf("Command and Address hold %c%d.%d nS\n",
- (data[33] & 0x80) ? '-' : '+',
- (data[33] >> 4) & 0x07, data[33] & 0x0F);
+ printf ("Command and Address hold %c%d.%d ns\n",
+ (data[33] & 0x80) ? '-' : '+',
+ (data[33] >> 4) & 0x07, data[33] & 0x0F);
break;
}
switch (type) {
case DDR2:
- printf("Data signal input setup 0.%d%d ns\n",
- (data[34] >> 4) & 0x0F, data[34] & 0x0F);
+ printf ("Data signal input setup 0.%d%d ns\n",
+ (data[34] >> 4) & 0x0F, data[34] & 0x0F);
break;
default:
- printf("Data signal input setup %c%d.%d nS\n",
- (data[34] & 0x80) ? '-' : '+',
- (data[34] >> 4) & 0x07, data[34] & 0x0F);
+ printf ("Data signal input setup %c%d.%d ns\n",
+ (data[34] & 0x80) ? '-' : '+',
+ (data[34] >> 4) & 0x07, data[34] & 0x0F);
break;
}
switch (type) {
case DDR2:
- printf("Data signal input hold 0.%d%d ns\n",
- (data[35] >> 4) & 0x0F, data[35] & 0x0F);
+ printf ("Data signal input hold 0.%d%d ns\n",
+ (data[35] >> 4) & 0x0F, data[35] & 0x0F);
break;
default:
- printf("Data signal input hold %c%d.%d nS\n",
- (data[35] & 0x80) ? '-' : '+',
- (data[35] >> 4) & 0x07, data[35] & 0x0F);
+ printf ("Data signal input hold %c%d.%d ns\n",
+ (data[35] & 0x80) ? '-' : '+',
+ (data[35] >> 4) & 0x07, data[35] & 0x0F);
break;
}
puts ("Manufacturer's JEDEC ID ");
for (j = 64; j <= 71; j++)
- printf("%02X ", data[j]);
+ printf ("%02X ", data[j]);
putc ('\n');
- printf("Manufacturing Location %02X\n", data[72]);
+ printf ("Manufacturing Location %02X\n", data[72]);
puts ("Manufacturer's Part Number ");
for (j = 73; j <= 90; j++)
- printf("%02X ", data[j]);
+ printf ("%02X ", data[j]);
putc ('\n');
- printf("Revision Code %02X %02X\n", data[91], data[92]);
- printf("Manufacturing Date %02X %02X\n", data[93], data[94]);
+ printf ("Revision Code %02X %02X\n", data[91], data[92]);
+ printf ("Manufacturing Date %02X %02X\n", data[93], data[94]);
puts ("Assembly Serial Number ");
for (j = 95; j <= 98; j++)
- printf("%02X ", data[j]);
+ printf ("%02X ", data[j]);
putc ('\n');
if (DDR2 != type) {
- printf("Speed rating PC%d\n",
- data[126] == 0x66 ? 66 : data[126]);
+ printf ("Speed rating PC%d\n",
+ data[126] == 0x66 ? 66 : data[126]);
}
return 0;
}
generated by cgit v1.1 at 2024-11-07 06:14:51 +0000