diff options
| author | Duncan Laurie <dlaurie@chromium.org> | 2013-07-09 15:34:25 -0700 |
|---|---|---|
| committer | Stefan Reinauer <stefan.reinauer@coreboot.org> | 2013-12-12 22:05:57 +0100 |
| commit | 118d105a375618a8ee8309cd9dcdc17ea6d31f30 (patch) | |
| tree | 4bbfc89771bcf71eb090bf9ae3a90be1091509a2 /src/northbridge | |
| parent | f6d6e62aaf76ba4bef5e0dcdfc73975c25f5337b (diff) | |
haswell: Export functions for CPU family+model and stepping
These are needed to enable workarounds/features on specific
CPU types and stepping. The older northbridge function and
defines from sandybridge/ivybridge are removed.
Change-Id: I80370f53590a5caa914ec8cf0095c3177a8b5c89
Signed-off-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-on: https://gerrit.chromium.org/gerrit/61333
Commit-Queue: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/4355
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
Diffstat (limited to 'src/northbridge')
| -rw-r--r-- | src/northbridge/intel/haswell/haswell.h | 18 | ||||
| -rw-r--r-- | src/northbridge/intel/haswell/northbridge.c | 14 |
2 files changed, 0 insertions, 32 deletions
diff --git a/src/northbridge/intel/haswell/haswell.h b/src/northbridge/intel/haswell/haswell.h index 7d451a91da..c9e10ed4f5 100644 --- a/src/northbridge/intel/haswell/haswell.h +++ b/src/northbridge/intel/haswell/haswell.h @@ -26,23 +26,6 @@ #define HASWELL_DESKTOP 1 #define HASWELL_SERVER 2 -/* Device ID for SandyBridge and IvyBridge */ -#define BASE_REV_SNB 0x00 -#define BASE_REV_IVB 0x50 -#define BASE_REV_MASK 0x50 - -/* SandyBridge CPU stepping */ -#define SNB_STEP_D0 (BASE_REV_SNB + 5) /* Also J0 */ -#define SNB_STEP_D1 (BASE_REV_SNB + 6) -#define SNB_STEP_D2 (BASE_REV_SNB + 7) /* Also J1/Q0 */ - -/* IvyBridge CPU stepping */ -#define IVB_STEP_A0 (BASE_REV_IVB + 0) -#define IVB_STEP_B0 (BASE_REV_IVB + 2) -#define IVB_STEP_C0 (BASE_REV_IVB + 4) -#define IVB_STEP_K0 (BASE_REV_IVB + 5) -#define IVB_STEP_D0 (BASE_REV_IVB + 6) - /* Intel Enhanced Debug region */ #define IED_SIZE CONFIG_IED_REGION_SIZE @@ -215,7 +198,6 @@ struct ied_header { #ifdef __SMM__ void intel_northbridge_haswell_finalize_smm(void); #else /* !__SMM__ */ -int bridge_silicon_revision(void); void haswell_early_initialization(int chipset_type); void haswell_late_initialization(void); diff --git a/src/northbridge/intel/haswell/northbridge.c b/src/northbridge/intel/haswell/northbridge.c index be1b61456b..bdf87b1616 100644 --- a/src/northbridge/intel/haswell/northbridge.c +++ b/src/northbridge/intel/haswell/northbridge.c @@ -39,20 +39,6 @@ #include "chip.h" #include "haswell.h" -static int bridge_revision_id = -1; - -int bridge_silicon_revision(void) -{ - if (bridge_revision_id < 0) { - uint8_t stepping = cpuid_eax(1) & 0xf; - uint8_t bridge_id = pci_read_config16( - dev_find_slot(0, PCI_DEVFN(0, 0)), - PCI_DEVICE_ID) & 0xf0; - bridge_revision_id = bridge_id | stepping; - } - return bridge_revision_id; -} - static int get_pcie_bar(device_t dev, unsigned int index, u32 *base, u32 *len) { u32 pciexbar_reg; |