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| author | Vaidyanathan Srinivasan <svaidy@linux.ibm.com> | 2021-08-04 12:50:45 +0530 |
|---|---|---|
| committer | Vasant Hegde <hegdevasant@linux.vnet.ibm.com> | 2021-08-06 11:51:25 +0530 |
| commit | 1cb7b37c93066f5aa9bf5c5b2dbab0ae9bb7565c (patch) | |
| tree | c5cdcd384cb01a93da76f0c5f0712f91917d57cc /hw/homer.c | |
| parent | 58b9913ee51eebda11663ed0479c392be554f0d8 (diff) | |
| download | skiboot-1cb7b37c93066f5aa9bf5c5b2dbab0ae9bb7565c.zip skiboot-1cb7b37c93066f5aa9bf5c5b2dbab0ae9bb7565c.tar.gz skiboot-1cb7b37c93066f5aa9bf5c5b2dbab0ae9bb7565c.tar.bz2 | |
Basic P10 stop state support
Adds support for STOP0 lite, STOP2 and STOP3 for Power10 with the
following latencies, residency requirements:
latency residency
stop0lite 1us 10us
stop0 10us 100us
stop2 20us 200us
stop3 45us 450us
Signed-off-by: Vaidyanathan Srinivasan <svaidy@linux.ibm.com>
Signed-off-by: Pratik R. Sampat <psampat@linux.ibm.com>
Signed-off-by: Vasant Hegde <hegdevasant@linux.vnet.ibm.com>
Diffstat (limited to 'hw/homer.c')
| -rw-r--r-- | hw/homer.c | 16 |
1 files changed, 16 insertions, 0 deletions
@@ -15,6 +15,9 @@ #define P9_PBA_BAR0 0x5012B00 #define P9_PBA_BARMASK0 0x5012B04 +#define P10_PBA_BAR0 0x01010CDA +#define P10_PBA_BARMASK0 0x01010CDE + #define PBA_MASK_ALL_BITS 0x000001FFFFF00000ULL /* Bits 23:43 */ enum P8_BAR { @@ -31,6 +34,13 @@ enum P9_BAR { P9_BAR_SBE = 3, }; +enum P10_BAR { + P10_BAR_HOMER = 0, + P10_BAR_OCMB_THERMAL = 1, + P10_BAR_OCC_COMMON = 2, + P10_BAR_SBE = 3, +}; + static u64 pba_bar0, pba_barmask0; static u8 bar_homer, bar_slw, bar_occ_common; @@ -190,6 +200,12 @@ void homer_init(void) bar_homer = P9_BAR_HOMER; bar_occ_common = P9_BAR_OCC_COMMON; break; + case proc_gen_p10: + pba_bar0 = P10_PBA_BAR0; + pba_barmask0 = P10_PBA_BARMASK0; + bar_homer = P10_BAR_HOMER; + bar_occ_common = P10_BAR_OCC_COMMON; + break; default: return; }; |