diff options
Diffstat (limited to 'sys/dev/i2c/spdmem.c')
| -rw-r--r-- | sys/dev/i2c/spdmem.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/sys/dev/i2c/spdmem.c b/sys/dev/i2c/spdmem.c index a6d6b07a85b..39136b3cd7b 100644 --- a/sys/dev/i2c/spdmem.c +++ b/sys/dev/i2c/spdmem.c @@ -1,4 +1,4 @@ -/* $OpenBSD: spdmem.c,v 1.2 2007/10/07 16:40:52 jsg Exp $ */ +/* $OpenBSD: spdmem.c,v 1.3 2007/10/08 01:40:09 jsg Exp $ */ /* $NetBSD: spdmem.c,v 1.3 2007/09/20 23:09:59 xtraeme Exp $ */ /* @@ -108,8 +108,11 @@ #define SPDMEM_DDR_REFRESH 0x09 #define SPDMEM_DDR_BANKS_PER_CHIP 0x0e #define SPDMEM_DDR_CAS 0x0f +#define SPDMEM_DDR_MOD_ATTRIB 0x12 #define SPDMEM_DDR_SUPERSET 0x1d +#define SPDMEM_DDR_ATTRIB_REG (1 << 1) + /* Dual Data Rate 2 SDRAM */ #define SPDMEM_DDR2_ROWS 0x00 #define SPDMEM_DDR2_COLS 0x01 @@ -118,6 +121,9 @@ #define SPDMEM_DDR2_VOLTAGE 0x05 #define SPDMEM_DDR2_CYCLE 0x06 #define SPDMEM_DDR2_BANKS_PER_CHIP 0x0e +#define SPDMEM_DDR2_DIMMTYPE 0x11 + +#define SPDMEM_DDR2_TYPE_REGMASK ((1 << 4) | (1 << 0)) /* Direct Rambus DRAM */ #define SPDMEM_RDR_ROWS_COLS 0x00 @@ -285,6 +291,12 @@ spdmem_attach(struct device *parent, struct device *self, void *aux) printf(" %s", type); strlcpy(sc->sc_type, type, SPDMEM_TYPE_MAXLEN); + if (((s->sm_type == SPDMEM_MEMTYPE_DDRSDRAM) && + (s->sm_data[SPDMEM_DDR_MOD_ATTRIB] & SPDMEM_DDR_ATTRIB_REG)) || + ((s->sm_type == SPDMEM_MEMTYPE_DDR2SDRAM) && + (s->sm_data[SPDMEM_DDR2_DIMMTYPE] & SPDMEM_DDR2_TYPE_REGMASK))) + printf(" registered"); + if ((s->sm_type == SPDMEM_MEMTYPE_SDRAM || s->sm_type == SPDMEM_MEMTYPE_DDRSDRAM || s->sm_type == SPDMEM_MEMTYPE_DDR2SDRAM ) && |