OK here goes. Attached is: my current svn diff the 016 part, verbose the 004 part, verbose.
I tried two different 16 mbit parts and both fail. I don't think the parts are dead. any help appreciated, I'm puzzled. Today is my dedicated coreboot day so I can try anything here. thanks ron
16
Description: Binary data
4
Description: Binary data
Index: spi.c
===================================================================
--- spi.c (revision 3086)
+++ spi.c (working copy)
@@ -155,6 +155,12 @@
0xFFF80000, 0xFFFEFFFF, (tmp & 1 << 3) ? "en" : "dis");
printf("LPC write to serial flash %sabled\n",
(tmp & 1 << 4) ? "en" : "dis");
+ if (!(tmp & 1 << 4)) {
+ printf("Force enabling LPC write to serial flash\n");
+ tmp |= 1 << 4;
+ regwrite(port, 0x24, tmp);
+ }
+ printf("serial flash pin %i\n", (tmp & 1 << 5) ? 87 : 29);
printf("serial flash pin %i\n", (tmp & 1 << 5) ? 87 : 29);
/* LDN 0x7, reg 0x64/0x65 */
regwrite(port, 0x07, 0x7);
@@ -375,7 +381,8 @@
switch (flash->manufacture_id) {
case ST_ID:
case MX_ID:
- if ((flash->model_id & 0xff00) == 0x2000)
+ if (((flash->model_id & 0xff00) == 0x2000) ||
+ ((flash->model_id & 0xff00) == 0x2500))
spi_prettyprint_status_register_st_m25p(status);
break;
case SST_ID:
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