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Date: Thu, 15 Jan 2015 16:11:14 +0300
From: Aleksey Makarov <aleksey.makarov@...iga.com>
To: <linux-mips@...ux-mips.org>
CC: <linux-kernel@...r.kernel.org>,
David Daney <david.daney@...ium.com>,
Aleksey Makarov <aleksey.makarov@...iga.com>,
Ralf Baechle <ralf@...ux-mips.org>
Subject: [PATCH v3 10/15] MIPS: OCTEON: Update octeon-model.h code for new SoCs.
From: David Daney <david.daney@...ium.com>
Add coverage for OCTEON III models.
Signed-off-by: David Daney <david.daney@...ium.com>
Signed-off-by: Aleksey Makarov <aleksey.makarov@...iga.com>
---
arch/mips/cavium-octeon/dma-octeon.c | 4 +-
.../cavium-octeon/executive/cvmx-helper-board.c | 2 +-
arch/mips/cavium-octeon/octeon-irq.c | 2 +-
arch/mips/cavium-octeon/setup.c | 2 +-
arch/mips/include/asm/octeon/octeon-model.h | 107 ++++++++++++++++-----
5 files changed, 90 insertions(+), 27 deletions(-)
diff --git a/arch/mips/cavium-octeon/dma-octeon.c b/arch/mips/cavium-octeon/dma-octeon.c
index 3778655..7d89878 100644
--- a/arch/mips/cavium-octeon/dma-octeon.c
+++ b/arch/mips/cavium-octeon/dma-octeon.c
@@ -276,7 +276,7 @@ void __init plat_swiotlb_setup(void)
continue;
/* These addresses map low for PCI. */
- if (e->addr > 0x410000000ull && !OCTEON_IS_MODEL(OCTEON_CN6XXX))
+ if (e->addr > 0x410000000ull && !OCTEON_IS_OCTEON2())
continue;
addr_size += e->size;
@@ -308,7 +308,7 @@ void __init plat_swiotlb_setup(void)
#endif
#ifdef CONFIG_USB_OCTEON_OHCI
/* OCTEON II ohci is only 32-bit. */
- if (OCTEON_IS_MODEL(OCTEON_CN6XXX) && max_addr >= 0x100000000ul)
+ if (OCTEON_IS_OCTEON2() && max_addr >= 0x100000000ul)
swiotlbsize = 64 * (1<<20);
#endif
swiotlb_nslabs = swiotlbsize >> IO_TLB_SHIFT;
diff --git a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c
index 5dfef84..9eb0fee 100644
--- a/arch/mips/cavium-octeon/executive/cvmx-helper-board.c
+++ b/arch/mips/cavium-octeon/executive/cvmx-helper-board.c
@@ -767,7 +767,7 @@ enum cvmx_helper_board_usb_clock_types __cvmx_helper_board_usb_get_clock_type(vo
break;
}
/* Most boards except NIC10e use a 12MHz crystal */
- if (OCTEON_IS_MODEL(OCTEON_FAM_2))
+ if (OCTEON_IS_OCTEON2())
return USB_CLOCK_TYPE_CRYSTAL_12;
return USB_CLOCK_TYPE_REF_48;
}
diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c
index 2bc4aa9..01bb01c 100644
--- a/arch/mips/cavium-octeon/octeon-irq.c
+++ b/arch/mips/cavium-octeon/octeon-irq.c
@@ -1210,7 +1210,7 @@ static void __init octeon_irq_init_ciu(void)
if (OCTEON_IS_MODEL(OCTEON_CN58XX_PASS2_X) ||
OCTEON_IS_MODEL(OCTEON_CN56XX_PASS2_X) ||
OCTEON_IS_MODEL(OCTEON_CN52XX_PASS2_X) ||
- OCTEON_IS_MODEL(OCTEON_CN6XXX)) {
+ OCTEON_IS_OCTEON2() || OCTEON_IS_OCTEON3()) {
chip = &octeon_irq_chip_ciu_v2;
chip_mbox = &octeon_irq_chip_ciu_mbox_v2;
chip_wd = &octeon_irq_chip_ciu_wd_v2;
diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c
index 7ff3def..45e17a1 100644
--- a/arch/mips/cavium-octeon/setup.c
+++ b/arch/mips/cavium-octeon/setup.c
@@ -659,7 +659,7 @@ void __init prom_init(void)
sysinfo->dfa_ref_clock_hz = octeon_bootinfo->dfa_ref_clock_hz;
sysinfo->bootloader_config_flags = octeon_bootinfo->config_flags;
- if (OCTEON_IS_MODEL(OCTEON_CN6XXX)) {
+ if (OCTEON_IS_OCTEON2() || OCTEON_IS_OCTEON3()) {
/* I/O clock runs at a different rate than the CPU. */
union cvmx_mio_rst_boot rst_boot;
rst_boot.u64 = cvmx_read_csr(CVMX_MIO_RST_BOOT);
diff --git a/arch/mips/include/asm/octeon/octeon-model.h b/arch/mips/include/asm/octeon/octeon-model.h
index e8a1c2f..92b377e 100644
--- a/arch/mips/include/asm/octeon/octeon-model.h
+++ b/arch/mips/include/asm/octeon/octeon-model.h
@@ -45,6 +45,7 @@
*/
#define OCTEON_FAMILY_MASK 0x00ffff00
+#define OCTEON_PRID_MASK 0x00ffffff
/* Flag bits in top byte */
/* Ignores revision in model checks */
@@ -63,11 +64,52 @@
#define OM_MATCH_6XXX_FAMILY_MODELS 0x40000000
/* Match all cnf7XXX Octeon models. */
#define OM_MATCH_F7XXX_FAMILY_MODELS 0x80000000
+/* Match all cn7XXX Octeon models. */
+#define OM_MATCH_7XXX_FAMILY_MODELS 0x10000000
+#define OM_MATCH_FAMILY_MODELS (OM_MATCH_5XXX_FAMILY_MODELS | \
+ OM_MATCH_6XXX_FAMILY_MODELS | \
+ OM_MATCH_F7XXX_FAMILY_MODELS | \
+ OM_MATCH_7XXX_FAMILY_MODELS)
+/*
+ * CN7XXX models with new revision encoding
+ */
+
+#define OCTEON_CN73XX_PASS1_0 0x000d9700
+#define OCTEON_CN73XX (OCTEON_CN73XX_PASS1_0 | OM_IGNORE_REVISION)
+#define OCTEON_CN73XX_PASS1_X (OCTEON_CN73XX_PASS1_0 | \
+ OM_IGNORE_MINOR_REVISION)
+
+#define OCTEON_CN70XX_PASS1_0 0x000d9600
+#define OCTEON_CN70XX_PASS1_1 0x000d9601
+#define OCTEON_CN70XX_PASS1_2 0x000d9602
+
+#define OCTEON_CN70XX_PASS2_0 0x000d9608
+
+#define OCTEON_CN70XX (OCTEON_CN70XX_PASS1_0 | OM_IGNORE_REVISION)
+#define OCTEON_CN70XX_PASS1_X (OCTEON_CN70XX_PASS1_0 | \
+ OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN70XX_PASS2_X (OCTEON_CN70XX_PASS2_0 | \
+ OM_IGNORE_MINOR_REVISION)
+
+#define OCTEON_CN71XX OCTEON_CN70XX
+
+#define OCTEON_CN78XX_PASS1_0 0x000d9500
+#define OCTEON_CN78XX_PASS1_1 0x000d9501
+#define OCTEON_CN78XX_PASS2_0 0x000d9508
+
+#define OCTEON_CN78XX (OCTEON_CN78XX_PASS1_0 | OM_IGNORE_REVISION)
+#define OCTEON_CN78XX_PASS1_X (OCTEON_CN78XX_PASS1_0 | \
+ OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN78XX_PASS2_X (OCTEON_CN78XX_PASS2_0 | \
+ OM_IGNORE_MINOR_REVISION)
+
+#define OCTEON_CN76XX (0x000d9540 | OM_CHECK_SUBMODEL)
/*
* CNF7XXX models with new revision encoding
*/
#define OCTEON_CNF71XX_PASS1_0 0x000d9400
+#define OCTEON_CNF71XX_PASS1_1 0x000d9401
#define OCTEON_CNF71XX (OCTEON_CNF71XX_PASS1_0 | OM_IGNORE_REVISION)
#define OCTEON_CNF71XX_PASS1_X (OCTEON_CNF71XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
@@ -79,6 +121,8 @@
#define OCTEON_CN68XX_PASS1_1 0x000d9101
#define OCTEON_CN68XX_PASS1_2 0x000d9102
#define OCTEON_CN68XX_PASS2_0 0x000d9108
+#define OCTEON_CN68XX_PASS2_1 0x000d9109
+#define OCTEON_CN68XX_PASS2_2 0x000d910a
#define OCTEON_CN68XX (OCTEON_CN68XX_PASS2_0 | OM_IGNORE_REVISION)
#define OCTEON_CN68XX_PASS1_X (OCTEON_CN68XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
@@ -104,11 +148,18 @@
#define OCTEON_CN63XX_PASS1_X (OCTEON_CN63XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN63XX_PASS2_X (OCTEON_CN63XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
+/* CN62XX is same as CN63XX with 1 MB cache */
+#define OCTEON_CN62XX OCTEON_CN63XX
+
#define OCTEON_CN61XX_PASS1_0 0x000d9300
+#define OCTEON_CN61XX_PASS1_1 0x000d9301
#define OCTEON_CN61XX (OCTEON_CN61XX_PASS1_0 | OM_IGNORE_REVISION)
#define OCTEON_CN61XX_PASS1_X (OCTEON_CN61XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
+/* CN60XX is same as CN61XX with 512 KB cache */
+#define OCTEON_CN60XX OCTEON_CN61XX
+
/*
* CN5XXX models with new revision encoding
*/
@@ -120,7 +171,7 @@
#define OCTEON_CN58XX_PASS2_2 0x000d030a
#define OCTEON_CN58XX_PASS2_3 0x000d030b
-#define OCTEON_CN58XX (OCTEON_CN58XX_PASS1_0 | OM_IGNORE_REVISION)
+#define OCTEON_CN58XX (OCTEON_CN58XX_PASS2_0 | OM_IGNORE_REVISION)
#define OCTEON_CN58XX_PASS1_X (OCTEON_CN58XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN58XX_PASS2_X (OCTEON_CN58XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
#define OCTEON_CN58XX_PASS1 OCTEON_CN58XX_PASS1_X
@@ -217,12 +268,10 @@
#define OCTEON_CN3XXX (OCTEON_CN58XX_PASS1_0 | OM_MATCH_PREVIOUS_MODELS | OM_IGNORE_REVISION)
#define OCTEON_CN5XXX (OCTEON_CN58XX_PASS1_0 | OM_MATCH_5XXX_FAMILY_MODELS)
#define OCTEON_CN6XXX (OCTEON_CN63XX_PASS1_0 | OM_MATCH_6XXX_FAMILY_MODELS)
-
-/* These are used to cover entire families of OCTEON processors */
-#define OCTEON_FAM_1 (OCTEON_CN3XXX)
-#define OCTEON_FAM_PLUS (OCTEON_CN5XXX)
-#define OCTEON_FAM_1_PLUS (OCTEON_FAM_PLUS | OM_MATCH_PREVIOUS_MODELS)
-#define OCTEON_FAM_2 (OCTEON_CN6XXX)
+#define OCTEON_CNF7XXX (OCTEON_CNF71XX_PASS1_0 | \
+ OM_MATCH_F7XXX_FAMILY_MODELS)
+#define OCTEON_CN7XXX (OCTEON_CN78XX_PASS1_0 | \
+ OM_MATCH_7XXX_FAMILY_MODELS)
/* The revision byte (low byte) has two different encodings.
* CN3XXX:
@@ -232,7 +281,7 @@
* <4>: alternate package
* <3:0>: revision
*
- * CN5XXX:
+ * CN5XXX and older models:
*
* bits
* <7>: reserved (0)
@@ -251,17 +300,21 @@
/* CN5XXX and later use different layout of bits in the revision ID field */
#define OCTEON_58XX_FAMILY_MASK OCTEON_38XX_FAMILY_MASK
#define OCTEON_58XX_FAMILY_REV_MASK 0x00ffff3f
-#define OCTEON_58XX_MODEL_MASK 0x00ffffc0
+#define OCTEON_58XX_MODEL_MASK 0x00ffff40
#define OCTEON_58XX_MODEL_REV_MASK (OCTEON_58XX_FAMILY_REV_MASK | OCTEON_58XX_MODEL_MASK)
-#define OCTEON_58XX_MODEL_MINOR_REV_MASK (OCTEON_58XX_MODEL_REV_MASK & 0x00fffff8)
+#define OCTEON_58XX_MODEL_MINOR_REV_MASK (OCTEON_58XX_MODEL_REV_MASK & 0x00ffff38)
#define OCTEON_5XXX_MODEL_MASK 0x00ff0fc0
-/* forward declarations */
static inline uint32_t cvmx_get_proc_id(void) __attribute__ ((pure));
static inline uint64_t cvmx_read_csr(uint64_t csr_addr);
#define __OCTEON_MATCH_MASK__(x, y, z) (((x) & (z)) == ((y) & (z)))
+/*
+ * __OCTEON_IS_MODEL_COMPILE__(arg_model, chip_model)
+ * returns true if chip_model is identical or belong to the OCTEON
+ * model group specified in arg_model.
+ */
/* NOTE: This for internal use only! */
#define __OCTEON_IS_MODEL_COMPILE__(arg_model, chip_model) \
((((arg_model & OCTEON_38XX_FAMILY_MASK) < OCTEON_CN58XX_PASS1_0) && ( \
@@ -286,11 +339,18 @@ static inline uint64_t cvmx_read_csr(uint64_t csr_addr);
((((arg_model) & (OM_FLAG_MASK)) == OM_IGNORE_REVISION) \
&& __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_FAMILY_MASK)) || \
((((arg_model) & (OM_FLAG_MASK)) == OM_CHECK_SUBMODEL) \
- && __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_MODEL_REV_MASK)) || \
+ && __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_MODEL_MASK)) || \
((((arg_model) & (OM_MATCH_5XXX_FAMILY_MODELS)) == OM_MATCH_5XXX_FAMILY_MODELS) \
- && ((chip_model) >= OCTEON_CN58XX_PASS1_0) && ((chip_model) < OCTEON_CN63XX_PASS1_0)) || \
+ && ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CN58XX_PASS1_0) \
+ && ((chip_model & OCTEON_PRID_MASK) < OCTEON_CN63XX_PASS1_0)) || \
((((arg_model) & (OM_MATCH_6XXX_FAMILY_MODELS)) == OM_MATCH_6XXX_FAMILY_MODELS) \
- && ((chip_model) >= OCTEON_CN63XX_PASS1_0)) || \
+ && ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CN63XX_PASS1_0) \
+ && ((chip_model & OCTEON_PRID_MASK) < OCTEON_CNF71XX_PASS1_0)) || \
+ ((((arg_model) & (OM_MATCH_F7XXX_FAMILY_MODELS)) == OM_MATCH_F7XXX_FAMILY_MODELS) \
+ && ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CNF71XX_PASS1_0) \
+ && ((chip_model & OCTEON_PRID_MASK) < OCTEON_CN78XX_PASS1_0)) || \
+ ((((arg_model) & (OM_MATCH_7XXX_FAMILY_MODELS)) == OM_MATCH_7XXX_FAMILY_MODELS) \
+ && ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CN78XX_PASS1_0)) || \
((((arg_model) & (OM_MATCH_PREVIOUS_MODELS)) == OM_MATCH_PREVIOUS_MODELS) \
&& (((chip_model) & OCTEON_58XX_MODEL_MASK) < ((arg_model) & OCTEON_58XX_MODEL_MASK))) \
)))
@@ -300,14 +360,6 @@ static inline int __octeon_is_model_runtime__(uint32_t model)
{
uint32_t cpuid = cvmx_get_proc_id();
- /*
- * Check for special case of mismarked 3005 samples. We only
- * need to check if the sub model isn't being ignored
- */
- if ((model & OM_CHECK_SUBMODEL) == OM_CHECK_SUBMODEL) {
- if (cpuid == OCTEON_CN3010_PASS1 && (cvmx_read_csr(0x80011800800007B8ull) & (1ull << 34)))
- cpuid |= 0x10;
- }
return __OCTEON_IS_MODEL_COMPILE__(model, cpuid);
}
@@ -326,10 +378,21 @@ static inline int __octeon_is_model_runtime__(uint32_t model)
#define OCTEON_IS_COMMON_BINARY() 1
#undef OCTEON_MODEL
+#define OCTEON_IS_OCTEON1() OCTEON_IS_MODEL(OCTEON_CN3XXX)
+#define OCTEON_IS_OCTEONPLUS() OCTEON_IS_MODEL(OCTEON_CN5XXX)
+#define OCTEON_IS_OCTEON2() \
+ (OCTEON_IS_MODEL(OCTEON_CN6XXX) || OCTEON_IS_MODEL(OCTEON_CNF71XX))
+
+#define OCTEON_IS_OCTEON3() OCTEON_IS_MODEL(OCTEON_CN7XXX)
+
+#define OCTEON_IS_OCTEON1PLUS() (OCTEON_IS_OCTEON1() || OCTEON_IS_OCTEONPLUS())
+
const char *__init octeon_model_get_string(uint32_t chip_id);
/*
* Return the octeon family, i.e., ProcessorID of the PrID register.
+ *
+ * @return the octeon family on success, ((unint32_t)-1) on error.
*/
static inline uint32_t cvmx_get_octeon_family(void)
{
--
2.2.2
--
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