summaryrefslogtreecommitdiff
path: root/arch/mips/cavium-octeon
diff options
context:
space:
mode:
Diffstat (limited to 'arch/mips/cavium-octeon')
-rw-r--r--arch/mips/cavium-octeon/executive/octeon-model.c119
1 files changed, 85 insertions, 34 deletions
diff --git a/arch/mips/cavium-octeon/executive/octeon-model.c b/arch/mips/cavium-octeon/executive/octeon-model.c
index c8d35684504e..f4c1b36fdf65 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) 2003-2008 Cavium Networks
+ * Copyright (c) 2003-2010 Cavium Networks
*
* 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
@@ -25,10 +25,6 @@
* Contact Cavium Networks for more information
***********************license end**************************************/
-/*
- * File defining functions for working with different Octeon
- * models.
- */
#include <asm/octeon/octeon.h>
/**
@@ -69,11 +65,12 @@ const char *octeon_model_get_string_buffer(uint32_t chip_id, char *buffer)
char fuse_model[10];
uint32_t fuse_data = 0;
- fus3.u64 = cvmx_read_csr(CVMX_L2D_FUS3);
+ fus3.u64 = 0;
+ if (!OCTEON_IS_MODEL(OCTEON_CN6XXX))
+ fus3.u64 = cvmx_read_csr(CVMX_L2D_FUS3);
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();
+ num_cores = cvmx_pop(cvmx_read_csr(CVMX_CIU_FUSE));
/* Make sure the non existent devices look disabled */
switch ((chip_id >> 8) & 0xff) {
@@ -108,7 +105,7 @@ const char *octeon_model_get_string_buffer(uint32_t chip_id, char *buffer)
* Assume pass number is encoded using <5:3><2:0>. Exceptions
* will be fixed later.
*/
- sprintf(pass, "%u.%u", ((chip_id >> 3) & 7) + 1, chip_id & 7);
+ sprintf(pass, "%d.%d", (int)((chip_id >> 3) & 7) + 1, (int)chip_id & 7);
/*
* Use the number of cores to determine the last 2 digits of
@@ -116,6 +113,12 @@ const char *octeon_model_get_string_buffer(uint32_t chip_id, char *buffer)
* later.
*/
switch (num_cores) {
+ case 32:
+ core_model = "80";
+ break;
+ case 24:
+ core_model = "70";
+ break;
case 16:
core_model = "60";
break;
@@ -246,8 +249,8 @@ const char *octeon_model_get_string_buffer(uint32_t chip_id, char *buffer)
break;
case 3: /* CN58XX */
family = "58";
- /* Special case. 4 core, no crypto */
- if ((num_cores == 4) && fus_dat2.cn38xx.nocrypto)
+ /* Special case. 4 core, half cache (CP with half cache) */
+ if ((num_cores == 4) && fus3.cn58xx.crip_1024k && !strncmp(suffix, "CP", 2))
core_model = "29";
/* Pass 1 uses different encodings for pass numbers */
@@ -285,6 +288,9 @@ const char *octeon_model_get_string_buffer(uint32_t chip_id, char *buffer)
suffix = "NSP";
if (fus_dat3.s.nozip)
suffix = "SCP";
+
+ if (fus_dat3.s.bar2_en)
+ suffix = "NSPB2";
}
if (fus3.cn56xx.crip_1024k)
family = "54";
@@ -301,6 +307,60 @@ const char *octeon_model_get_string_buffer(uint32_t chip_id, char *buffer)
else
family = "52";
break;
+ case 0x93: /* CN61XX */
+ family = "61";
+ if (fus_dat2.cn61xx.nocrypto && fus_dat2.cn61xx.dorm_crypto)
+ suffix = "AP";
+ if (fus_dat2.cn61xx.nocrypto)
+ suffix = "CP";
+ else if (fus_dat2.cn61xx.dorm_crypto)
+ suffix = "DAP";
+ else if (fus_dat3.cn61xx.nozip)
+ suffix = "SCP";
+ break;
+ case 0x90: /* CN63XX */
+ family = "63";
+ if (fus_dat3.s.l2c_crip == 2)
+ family = "62";
+ if (num_cores == 6) /* Other core counts match generic */
+ core_model = "35";
+ if (fus_dat2.cn63xx.nocrypto)
+ suffix = "CP";
+ else if (fus_dat2.cn63xx.dorm_crypto)
+ suffix = "DAP";
+ else if (fus_dat3.cn63xx.nozip)
+ suffix = "SCP";
+ else
+ suffix = "AAP";
+ break;
+ case 0x92: /* CN66XX */
+ family = "66";
+ if (num_cores == 6) /* Other core counts match generic */
+ core_model = "35";
+ if (fus_dat2.cn66xx.nocrypto && fus_dat2.cn66xx.dorm_crypto)
+ suffix = "AP";
+ if (fus_dat2.cn66xx.nocrypto)
+ suffix = "CP";
+ else if (fus_dat2.cn66xx.dorm_crypto)
+ suffix = "DAP";
+ else if (fus_dat3.cn66xx.nozip)
+ suffix = "SCP";
+ else
+ suffix = "AAP";
+ break;
+ case 0x91: /* CN68XX */
+ family = "68";
+ if (fus_dat2.cn68xx.nocrypto && fus_dat3.cn68xx.nozip)
+ suffix = "CP";
+ else if (fus_dat2.cn68xx.dorm_crypto)
+ suffix = "DAP";
+ else if (fus_dat3.cn68xx.nozip)
+ suffix = "SCP";
+ else if (fus_dat2.cn68xx.nocrypto)
+ suffix = "SP";
+ else
+ suffix = "AAP";
+ break;
default:
family = "XX";
core_model = "XX";
@@ -310,49 +370,40 @@ const char *octeon_model_get_string_buffer(uint32_t chip_id, char *buffer)
}
clock_mhz = octeon_get_clock_rate() / 1000000;
-
if (family[0] != '3') {
+ int fuse_base = 384 / 8;
+ if (family[0] == '6')
+ fuse_base = 832 / 8;
+
/* Check for model in fuses, overrides normal decode */
/* This is _not_ valid for Octeon CN3XXX models */
- fuse_data |= cvmx_fuse_read_byte(51);
+ fuse_data |= cvmx_fuse_read_byte(fuse_base + 3);
fuse_data = fuse_data << 8;
- fuse_data |= cvmx_fuse_read_byte(50);
+ fuse_data |= cvmx_fuse_read_byte(fuse_base + 2);
fuse_data = fuse_data << 8;
- fuse_data |= cvmx_fuse_read_byte(49);
+ fuse_data |= cvmx_fuse_read_byte(fuse_base + 1);
fuse_data = fuse_data << 8;
- fuse_data |= cvmx_fuse_read_byte(48);
+ fuse_data |= cvmx_fuse_read_byte(fuse_base);
if (fuse_data & 0x7ffff) {
int model = fuse_data & 0x3fff;
int suffix = (fuse_data >> 14) & 0x1f;
if (suffix && model) {
- /*
- * Have both number and suffix in
- * fuses, so both
- */
- sprintf(fuse_model, "%d%c",
- model, 'A' + suffix - 1);
+ /* Have both number and suffix in fuses, so both */
+ sprintf(fuse_model, "%d%c", model, 'A' + suffix - 1);
core_model = "";
family = fuse_model;
} else if (suffix && !model) {
- /*
- * Only have suffix, so add suffix to
- * 'normal' model number.
- */
- sprintf(fuse_model, "%s%c", core_model,
- 'A' + suffix - 1);
+ /* Only have suffix, so add suffix to 'normal' model number */
+ sprintf(fuse_model, "%s%c", core_model, 'A' + suffix - 1);
core_model = fuse_model;
} else {
- /*
- * Don't have suffix, so just use
- * model from fuses.
- */
+ /* Don't have suffix, so just use model from fuses */
sprintf(fuse_model, "%d", model);
core_model = "";
family = fuse_model;
}
}
}
- sprintf(buffer, "CN%s%sp%s-%d-%s",
- family, core_model, pass, clock_mhz, suffix);
+ sprintf(buffer, "CN%s%sp%s-%d-%s", family, core_model, pass, clock_mhz, suffix);
return buffer;
}
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-21 12:36:52 +0300