diff options
Diffstat (limited to 'src/southbridge')
| -rw-r--r-- | src/southbridge/intel/bd82x6x/early_me.c | 28 | ||||
| -rw-r--r-- | src/southbridge/intel/bd82x6x/me_status.c | 2 |
2 files changed, 19 insertions, 11 deletions
diff --git a/src/southbridge/intel/bd82x6x/early_me.c b/src/southbridge/intel/bd82x6x/early_me.c index b2e920056d..47b8708ba7 100644 --- a/src/southbridge/intel/bd82x6x/early_me.c +++ b/src/southbridge/intel/bd82x6x/early_me.c @@ -191,18 +191,26 @@ int intel_early_me_init_done(u8 status) meDID = did.uma_base | (1 << 28);// | (1 << 23); pci_write_config32(PCI_DEV(0, 0x16, 0), PCI_ME_H_GS, meDID); - timestamp_add_now(TS_ME_INFORM_DRAM_WAIT); - udelay(1100); - /* Must wait for ME acknowledgement */ - millisec = 0; - hfs = (pci_read_config32(PCI_DEV(0, 0x16, 0), PCI_ME_HFS) & 0xfe000000) >> 24; - while ((((hfs & 0xf0) >> 4) != ME_HFS_BIOS_DRAM_ACK) && (millisec < 5000)) { - udelay(1000); - hfs = (pci_read_config32(PCI_DEV(0, 0x16, 0), PCI_ME_HFS) & 0xfe000000) >> 24; - millisec++; + if (opmode == ME_HFS_MODE_DEBUG) { + printk(BIOS_NOTICE, + "ME: ME is reporting as disabled, " + "so not waiting for a response.\n"); + } else { + timestamp_add_now(TS_ME_INFORM_DRAM_WAIT); + udelay(100); + millisec = 0; + do { + udelay(1000); + hfs = (pci_read_config32( + PCI_DEV(0, 0x16, 0), PCI_ME_HFS) & 0xfe000000) + >> 24; + millisec++; + } while ((((hfs & 0xf0) >> 4) != ME_HFS_BIOS_DRAM_ACK) + && (millisec <= 5000)); + timestamp_add_now(TS_ME_INFORM_DRAM_DONE); } - timestamp_add_now(TS_ME_INFORM_DRAM_DONE); + me_fws2 = pci_read_config32(PCI_DEV(0, 0x16, 0), 0x48); printk(BIOS_NOTICE, "ME: FWS2: 0x%x\n", me_fws2); diff --git a/src/southbridge/intel/bd82x6x/me_status.c b/src/southbridge/intel/bd82x6x/me_status.c index 8669429073..b202376653 100644 --- a/src/southbridge/intel/bd82x6x/me_status.c +++ b/src/southbridge/intel/bd82x6x/me_status.c @@ -43,7 +43,7 @@ static const char *me_opstate_values[] = { /* HFS[19:16] Current Operation Mode Values */ static const char *me_opmode_values[] = { [ME_HFS_MODE_NORMAL] = "Normal", - [ME_HFS_MODE_DEBUG] = "Debug", + [ME_HFS_MODE_DEBUG] = "Debug or Disabled by AltDisableBit", [ME_HFS_MODE_DIS] = "Soft Temporary Disable", [ME_HFS_MODE_OVER_JMPR] = "Security Override via Jumper", [ME_HFS_MODE_OVER_MEI] = "Security Override via MEI Message" |