diff options
Diffstat (limited to 'arch/mips/cavium-octeon/executive/octeon-model.c')
| -rw-r--r-- | arch/mips/cavium-octeon/executive/octeon-model.c | 21 |
1 files changed, 10 insertions, 11 deletions
diff --git a/arch/mips/cavium-octeon/executive/octeon-model.c b/arch/mips/cavium-octeon/executive/octeon-model.c index d08a2bce653c..341052387b49 100644 --- a/arch/mips/cavium-octeon/executive/octeon-model.c +++ b/arch/mips/cavium-octeon/executive/octeon-model.c @@ -4,7 +4,7 @@ * Contact: support@caviumnetworks.com * This file is part of the OCTEON SDK * - * Copyright (c) 2003-2010 Cavium Networks + * Copyright (c) 2003-2017 Cavium, Inc. * * This file is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License, Version 2, as @@ -63,16 +63,15 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, char pass[4]; int clock_mhz; const char *suffix; - union cvmx_l2d_fus3 fus3; int num_cores; union cvmx_mio_fus_dat2 fus_dat2; union cvmx_mio_fus_dat3 fus_dat3; char fuse_model[10]; uint32_t fuse_data = 0; + uint64_t l2d_fus3 = 0; - fus3.u64 = 0; if (OCTEON_IS_MODEL(OCTEON_CN3XXX) || OCTEON_IS_MODEL(OCTEON_CN5XXX)) - fus3.u64 = cvmx_read_csr(CVMX_L2D_FUS3); + l2d_fus3 = (cvmx_read_csr(CVMX_L2D_FUS3) >> 34) & 0x3; fus_dat2.u64 = cvmx_read_csr(CVMX_MIO_FUS_DAT2); fus_dat3.u64 = cvmx_read_csr(CVMX_MIO_FUS_DAT3); num_cores = cvmx_octeon_num_cores(); @@ -192,7 +191,7 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, /* Now figure out the family, the first two digits */ switch ((chip_id >> 8) & 0xff) { case 0: /* CN38XX, CN37XX or CN36XX */ - if (fus3.cn38xx.crip_512k) { + if (l2d_fus3) { /* * For some unknown reason, the 16 core one is * called 37 instead of 36. @@ -223,7 +222,7 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, } break; case 1: /* CN31XX or CN3020 */ - if ((chip_id & 0x10) || fus3.cn31xx.crip_128k) + if ((chip_id & 0x10) || l2d_fus3) family = "30"; else family = "31"; @@ -246,7 +245,7 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, case 2: /* CN3010 or CN3005 */ family = "30"; /* A chip with half cache is an 05 */ - if (fus3.cn30xx.crip_64k) + if (l2d_fus3) core_model = "05"; /* * This series of chips didn't follow the standard @@ -267,7 +266,7 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, case 3: /* CN58XX */ family = "58"; /* Special case. 4 core, half cache (CP with half cache) */ - if ((num_cores == 4) && fus3.cn58xx.crip_1024k && !strncmp(suffix, "CP", 2)) + if ((num_cores == 4) && l2d_fus3 && !strncmp(suffix, "CP", 2)) core_model = "29"; /* Pass 1 uses different encodings for pass numbers */ @@ -290,7 +289,7 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, break; case 4: /* CN57XX, CN56XX, CN55XX, CN54XX */ if (fus_dat2.cn56xx.raid_en) { - if (fus3.cn56xx.crip_1024k) + if (l2d_fus3) family = "55"; else family = "57"; @@ -309,7 +308,7 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, if (fus_dat3.cn56xx.bar2_en) suffix = "NSPB2"; } - if (fus3.cn56xx.crip_1024k) + if (l2d_fus3) family = "54"; else family = "56"; @@ -319,7 +318,7 @@ static const char *__init octeon_model_get_string_buffer(uint32_t chip_id, family = "50"; break; case 7: /* CN52XX */ - if (fus3.cn52xx.crip_256k) + if (l2d_fus3) family = "51"; else family = "52"; |