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authorPaul Martin <paul.martin@codethink.co.uk>2015-03-30 17:00:56 +0100
committerRalf Baechle <ralf@linux-mips.org>2015-04-01 17:22:14 +0200
commit11db04c8f3f2353b45848ceda2e6e3440520f7cb (patch)
tree1c2acd6c46f0444f0e3cb19e7051c3baf3a78ebf
parent0a1cd2c5887cc87178adf9f58191a18cca8c55c0 (diff)
downloadop-kernel-dev-11db04c8f3f2353b45848ceda2e6e3440520f7cb.zip
op-kernel-dev-11db04c8f3f2353b45848ceda2e6e3440520f7cb.tar.gz
MIPS: Octeon: Turn hardware bitfields and structures inside out.
Although the proper way to do this for bitfields would be to use the macro that Ralf has provided, this is a little easier to understand as a diff. Signed-off-by: Paul Martin <paul.martin@codethink.co.uk> Cc: linux-mips@linux-mips.org Patchwork: https://patchwork.linux-mips.org/patch/9628/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
-rw-r--r--arch/mips/cavium-octeon/executive/cvmx-l2c.c45
-rw-r--r--arch/mips/include/asm/octeon/cvmx-address.h67
-rw-r--r--arch/mips/include/asm/octeon/cvmx-bootmem.h14
-rw-r--r--arch/mips/include/asm/octeon/cvmx-fpa.h7
-rw-r--r--arch/mips/include/asm/octeon/cvmx-l2c.h9
-rw-r--r--arch/mips/include/asm/octeon/cvmx-packet.h8
-rw-r--r--arch/mips/include/asm/octeon/cvmx-pko.h31
-rw-r--r--arch/mips/include/asm/octeon/cvmx-pow.h247
-rw-r--r--arch/mips/include/asm/octeon/cvmx-wqe.h71
9 files changed, 499 insertions, 0 deletions
diff --git a/arch/mips/cavium-octeon/executive/cvmx-l2c.c b/arch/mips/cavium-octeon/executive/cvmx-l2c.c
index 42e38c3..89b5273 100644
--- a/arch/mips/cavium-octeon/executive/cvmx-l2c.c
+++ b/arch/mips/cavium-octeon/executive/cvmx-l2c.c
@@ -519,44 +519,89 @@ int cvmx_l2c_unlock_mem_region(uint64_t start, uint64_t len)
union __cvmx_l2c_tag {
uint64_t u64;
struct cvmx_l2c_tag_cn50xx {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved:40;
uint64_t V:1; /* Line valid */
uint64_t D:1; /* Line dirty */
uint64_t L:1; /* Line locked */
uint64_t U:1; /* Use, LRU eviction */
uint64_t addr:20; /* Phys mem addr (33..14) */
+#else
+ uint64_t addr:20; /* Phys mem addr (33..14) */
+ uint64_t U:1; /* Use, LRU eviction */
+ uint64_t L:1; /* Line locked */
+ uint64_t D:1; /* Line dirty */
+ uint64_t V:1; /* Line valid */
+ uint64_t reserved:40;
+#endif
} cn50xx;
struct cvmx_l2c_tag_cn30xx {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved:41;
uint64_t V:1; /* Line valid */
uint64_t D:1; /* Line dirty */
uint64_t L:1; /* Line locked */
uint64_t U:1; /* Use, LRU eviction */
uint64_t addr:19; /* Phys mem addr (33..15) */
+#else
+ uint64_t addr:19; /* Phys mem addr (33..15) */
+ uint64_t U:1; /* Use, LRU eviction */
+ uint64_t L:1; /* Line locked */
+ uint64_t D:1; /* Line dirty */
+ uint64_t V:1; /* Line valid */
+ uint64_t reserved:41;
+#endif
} cn30xx;
struct cvmx_l2c_tag_cn31xx {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved:42;
uint64_t V:1; /* Line valid */
uint64_t D:1; /* Line dirty */
uint64_t L:1; /* Line locked */
uint64_t U:1; /* Use, LRU eviction */
uint64_t addr:18; /* Phys mem addr (33..16) */
+#else
+ uint64_t addr:18; /* Phys mem addr (33..16) */
+ uint64_t U:1; /* Use, LRU eviction */
+ uint64_t L:1; /* Line locked */
+ uint64_t D:1; /* Line dirty */
+ uint64_t V:1; /* Line valid */
+ uint64_t reserved:42;
+#endif
} cn31xx;
struct cvmx_l2c_tag_cn38xx {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved:43;
uint64_t V:1; /* Line valid */
uint64_t D:1; /* Line dirty */
uint64_t L:1; /* Line locked */
uint64_t U:1; /* Use, LRU eviction */
uint64_t addr:17; /* Phys mem addr (33..17) */
+#else
+ uint64_t addr:17; /* Phys mem addr (33..17) */
+ uint64_t U:1; /* Use, LRU eviction */
+ uint64_t L:1; /* Line locked */
+ uint64_t D:1; /* Line dirty */
+ uint64_t V:1; /* Line valid */
+ uint64_t reserved:43;
+#endif
} cn38xx;
struct cvmx_l2c_tag_cn58xx {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved:44;
uint64_t V:1; /* Line valid */
uint64_t D:1; /* Line dirty */
uint64_t L:1; /* Line locked */
uint64_t U:1; /* Use, LRU eviction */
uint64_t addr:16; /* Phys mem addr (33..18) */
+#else
+ uint64_t addr:16; /* Phys mem addr (33..18) */
+ uint64_t U:1; /* Use, LRU eviction */
+ uint64_t L:1; /* Line locked */
+ uint64_t D:1; /* Line dirty */
+ uint64_t V:1; /* Line valid */
+ uint64_t reserved:44;
+#endif
} cn58xx;
struct cvmx_l2c_tag_cn58xx cn56xx; /* 2048 sets */
struct cvmx_l2c_tag_cn31xx cn52xx; /* 512 sets */
diff --git a/arch/mips/include/asm/octeon/cvmx-address.h b/arch/mips/include/asm/octeon/cvmx-address.h
index e2d874e..e4444f8 100644
--- a/arch/mips/include/asm/octeon/cvmx-address.h
+++ b/arch/mips/include/asm/octeon/cvmx-address.h
@@ -104,6 +104,7 @@ typedef enum {
typedef union {
uint64_t u64;
+#ifdef __BIG_ENDIAN_BITFIELD
/* mapped or unmapped virtual address */
struct {
uint64_t R:2;
@@ -202,6 +203,72 @@ typedef union {
uint64_t didspace:24;
uint64_t unused:40;
} sfilldidspace;
+#else
+ struct {
+ uint64_t offset:62;
+ uint64_t R:2;
+ } sva;
+
+ struct {
+ uint64_t offset:31;
+ uint64_t zeroes:33;
+ } suseg;
+
+ struct {
+ uint64_t offset:29;
+ uint64_t sp:2;
+ uint64_t ones:33;
+ } sxkseg;
+
+ struct {
+ uint64_t pa:49;
+ uint64_t mbz:10;
+ uint64_t cca:3;
+ uint64_t R:2;
+ } sxkphys;
+
+ struct {
+ uint64_t offset:36;
+ uint64_t unaddr:4;
+ uint64_t did:8;
+ uint64_t is_io:1;
+ uint64_t mbz:15;
+ } sphys;
+
+ struct {
+ uint64_t offset:36;
+ uint64_t unaddr:4;
+ uint64_t zeroes:24;
+ } smem;
+
+ struct {
+ uint64_t offset:36;
+ uint64_t unaddr:4;
+ uint64_t did:8;
+ uint64_t is_io:1;
+ uint64_t mbz:13;
+ uint64_t mem_region:2;
+ } sio;
+
+ struct {
+ uint64_t addr:13;
+ cvmx_add_win_dec_t csrdec:2;
+ uint64_t ones:49;
+ } sscr;
+
+ struct {
+ uint64_t addr:7;
+ uint64_t type:3;
+ uint64_t unused2:3;
+ uint64_t csrdec:2;
+ uint64_t ones:49;
+ } sdma;
+
+ struct {
+ uint64_t unused:40;
+ uint64_t didspace:24;
+ } sfilldidspace;
+#endif
} cvmx_addr_t;
diff --git a/arch/mips/include/asm/octeon/cvmx-bootmem.h b/arch/mips/include/asm/octeon/cvmx-bootmem.h
index 352f1dc..3745625 100644
--- a/arch/mips/include/asm/octeon/cvmx-bootmem.h
+++ b/arch/mips/include/asm/octeon/cvmx-bootmem.h
@@ -95,6 +95,7 @@ struct cvmx_bootmem_named_block_desc {
* positions for backwards compatibility.
*/
struct cvmx_bootmem_desc {
+#if defined(__BIG_ENDIAN_BITFIELD) || defined(CVMX_BUILD_FOR_LINUX_HOST)
/* spinlock to control access to list */
uint32_t lock;
/* flags for indicating various conditions */
@@ -120,7 +121,20 @@ struct cvmx_bootmem_desc {
uint32_t named_block_name_len;
/* address of named memory block descriptors */
uint64_t named_block_array_addr;
+#else /* __LITTLE_ENDIAN */
+ uint32_t flags;
+ uint32_t lock;
+ uint64_t head_addr;
+ uint32_t minor_version;
+ uint32_t major_version;
+ uint64_t app_data_addr;
+ uint64_t app_data_size;
+
+ uint32_t named_block_name_len;
+ uint32_t named_block_num_blocks;
+ uint64_t named_block_array_addr;
+#endif
};
/**
diff --git a/arch/mips/include/asm/octeon/cvmx-fpa.h b/arch/mips/include/asm/octeon/cvmx-fpa.h
index aa26a2c..c00501d 100644
--- a/arch/mips/include/asm/octeon/cvmx-fpa.h
+++ b/arch/mips/include/asm/octeon/cvmx-fpa.h
@@ -49,6 +49,7 @@
typedef union {
uint64_t u64;
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/*
* the (64-bit word) location in scratchpad to write
* to (if len != 0)
@@ -63,6 +64,12 @@ typedef union {
* the NCB bus.
*/
uint64_t addr:40;
+#else
+ uint64_t addr:40;
+ uint64_t did:8;
+ uint64_t len:8;
+ uint64_t scraddr:8;
+#endif
} s;
} cvmx_fpa_iobdma_data_t;
diff --git a/arch/mips/include/asm/octeon/cvmx-l2c.h b/arch/mips/include/asm/octeon/cvmx-l2c.h
index 11c0a8f..ddb4292 100644
--- a/arch/mips/include/asm/octeon/cvmx-l2c.h
+++ b/arch/mips/include/asm/octeon/cvmx-l2c.h
@@ -53,12 +53,21 @@
union cvmx_l2c_tag {
uint64_t u64;
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved:28;
uint64_t V:1; /* Line valid */
uint64_t D:1; /* Line dirty */
uint64_t L:1; /* Line locked */
uint64_t U:1; /* Use, LRU eviction */
uint64_t addr:32; /* Phys mem (not all bits valid) */
+#else
+ uint64_t addr:32; /* Phys mem (not all bits valid) */
+ uint64_t U:1; /* Use, LRU eviction */
+ uint64_t L:1; /* Line locked */
+ uint64_t D:1; /* Line dirty */
+ uint64_t V:1; /* Line valid */
+ uint64_t reserved:28;
+#endif
} s;
};
diff --git a/arch/mips/include/asm/octeon/cvmx-packet.h b/arch/mips/include/asm/octeon/cvmx-packet.h
index 38aefa1..895e93d 100644
--- a/arch/mips/include/asm/octeon/cvmx-packet.h
+++ b/arch/mips/include/asm/octeon/cvmx-packet.h
@@ -39,6 +39,7 @@ union cvmx_buf_ptr {
void *ptr;
uint64_t u64;
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/* if set, invert the "free" pick of the overall
* packet. HW always sets this bit to 0 on inbound
* packet */
@@ -55,6 +56,13 @@ union cvmx_buf_ptr {
uint64_t size:16;
/* Pointer to the first byte of the data, NOT buffer */
uint64_t addr:40;
+#else
+ uint64_t addr:40;
+ uint64_t size:16;
+ uint64_t pool:3;
+ uint64_t back:4;
+ uint64_t i:1;
+#endif
} s;
};
diff --git a/arch/mips/include/asm/octeon/cvmx-pko.h b/arch/mips/include/asm/octeon/cvmx-pko.h
index f7d2a67..3da59bb 100644
--- a/arch/mips/include/asm/octeon/cvmx-pko.h
+++ b/arch/mips/include/asm/octeon/cvmx-pko.h
@@ -127,6 +127,7 @@ typedef struct {
typedef union {
uint64_t u64;
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/* Must CVMX_IO_SEG */
uint64_t mem_space:2;
/* Must be zero */
@@ -151,6 +152,17 @@ typedef union {
uint64_t queue:9;
/* Must be zero */
uint64_t reserved4:3;
+#else
+ uint64_t reserved4:3;
+ uint64_t queue:9;
+ uint64_t port:9;
+ uint64_t reserved3:15;
+ uint64_t reserved2:4;
+ uint64_t did:8;
+ uint64_t is_io:1;
+ uint64_t reserved:13;
+ uint64_t mem_space:2;
+#endif
} s;
} cvmx_pko_doorbell_address_t;
@@ -160,6 +172,7 @@ typedef union {
typedef union {
uint64_t u64;
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/*
* The size of the reg1 operation - could be 8, 16,
* 32, or 64 bits.
@@ -229,6 +242,24 @@ typedef union {
uint64_t segs:6;
/* Including L2, but no trailing CRC */
uint64_t total_bytes:16;
+#else
+ uint64_t total_bytes:16;
+ uint64_t segs:6;
+ uint64_t dontfree:1;
+ uint64_t ignore_i:1;
+ uint64_t ipoffp1:7;
+ uint64_t gather:1;
+ uint64_t rsp:1;
+ uint64_t wqp:1;
+ uint64_t n2:1;
+ uint64_t le:1;
+ uint64_t reg0:11;
+ uint64_t subone0:1;
+ uint64_t reg1:11;
+ uint64_t subone1:1;
+ uint64_t size0:2;
+ uint64_t size1:2;
+#endif
} s;
} cvmx_pko_command_word0_t;
diff --git a/arch/mips/include/asm/octeon/cvmx-pow.h b/arch/mips/include/asm/octeon/cvmx-pow.h
index 2188e65..d5565d7 100644
--- a/arch/mips/include/asm/octeon/cvmx-pow.h
+++ b/arch/mips/include/asm/octeon/cvmx-pow.h
@@ -178,6 +178,7 @@ typedef enum {
typedef union {
uint64_t u64;
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/*
* Don't reschedule this entry. no_sched is used for
* CVMX_POW_TAG_OP_SWTAG_DESCH and
@@ -217,6 +218,17 @@ typedef union {
* CVMX_POW_TAG_OP_*_NSCHED
*/
uint64_t tag:32;
+#else
+ uint64_t tag:32;
+ uint64_t type:3;
+ uint64_t grp:4;
+ uint64_t qos:3;
+ uint64_t unused2:2;
+ cvmx_pow_tag_op_t op:4;
+ uint64_t index:13;
+ uint64_t unused:2;
+ uint64_t no_sched:1;
+#endif
} s;
} cvmx_pow_tag_req_t;
@@ -230,6 +242,7 @@ typedef union {
* Address for new work request loads (did<2:0> == 0)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/* Mips64 address region. Should be CVMX_IO_SEG */
uint64_t mem_region:2;
/* Must be zero */
@@ -247,12 +260,22 @@ typedef union {
uint64_t wait:1;
/* Must be zero */
uint64_t reserved_0_2:3;
+#else
+ uint64_t reserved_0_2:3;
+ uint64_t wait:1;
+ uint64_t reserved_4_39:36;
+ uint64_t did:8;
+ uint64_t is_io:1;
+ uint64_t reserved_49_61:13;
+ uint64_t mem_region:2;
+#endif
} swork;
/**
* Address for loads to get POW internal status
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/* Mips64 address region. Should be CVMX_IO_SEG */
uint64_t mem_region:2;
/* Must be zero */
@@ -282,12 +305,25 @@ typedef union {
uint64_t get_wqp:1;
/* Must be zero */
uint64_t reserved_0_2:3;
+#else
+ uint64_t reserved_0_2:3;
+ uint64_t get_wqp:1;
+ uint64_t get_cur:1;
+ uint64_t get_rev:1;
+ uint64_t coreid:4;
+ uint64_t reserved_10_39:30;
+ uint64_t did:8;
+ uint64_t is_io:1;
+ uint64_t reserved_49_61:13;
+ uint64_t mem_region:2;
+#endif
} sstatus;
/**
* Address for memory loads to get POW internal state
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/* Mips64 address region. Should be CVMX_IO_SEG */
uint64_t mem_region:2;
/* Must be zero */
@@ -314,12 +350,24 @@ typedef union {
uint64_t get_wqp:1;
/* Must be zero */
uint64_t reserved_0_2:3;
+#else
+ uint64_t reserved_0_2:3;
+ uint64_t get_wqp:1;
+ uint64_t get_des:1;
+ uint64_t index:11;
+ uint64_t reserved_16_39:24;
+ uint64_t did:8;
+ uint64_t is_io:1;
+ uint64_t reserved_49_61:13;
+ uint64_t mem_region:2;
+#endif
} smemload;
/**
* Address for index/pointer loads
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/* Mips64 address region. Should be CVMX_IO_SEG */
uint64_t mem_region:2;
/* Must be zero */
@@ -366,6 +414,17 @@ typedef union {
uint64_t get_rmt:1;
/* Must be zero */
uint64_t reserved_0_2:3;
+#else
+ uint64_t reserved_0_2:3;
+ uint64_t get_rmt:1;
+ uint64_t get_des_get_tail:1;
+ uint64_t qosgrp:4;
+ uint64_t reserved_9_39:31;
+ uint64_t did:8;
+ uint64_t is_io:1;
+ uint64_t reserved_49_61:13;
+ uint64_t mem_region:2;
+#endif
} sindexload;
/**
@@ -377,6 +436,7 @@ typedef union {
* available.)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/* Mips64 address region. Should be CVMX_IO_SEG */
uint64_t mem_region:2;
/* Must be zero */
@@ -387,6 +447,13 @@ typedef union {
uint64_t did:8;
/* Must be zero */
uint64_t reserved_0_39:40;
+#else
+ uint64_t reserved_0_39:40;
+ uint64_t did:8;
+ uint64_t is_io:1;
+ uint64_t reserved_49_61:13;
+ uint64_t mem_region:2;
+#endif
} snull_rd;
} cvmx_pow_load_addr_t;
@@ -401,6 +468,7 @@ typedef union {
* Response to new work request loads
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/*
* Set when no new work queue entry was returned. *
* If there was de-scheduled work, the HW will
@@ -419,12 +487,18 @@ typedef union {
uint64_t reserved_40_62:23;
/* 36 in O1 -- the work queue pointer */
uint64_t addr:40;
+#else
+ uint64_t addr:40;
+ uint64_t reserved_40_62:23;
+ uint64_t no_work:1;
+#endif
} s_work;
/**
* Result for a POW Status Load (when get_cur==0 and get_wqp==0)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_62_63:2;
/* Set when there is a pending non-NULL SWTAG or
* SWTAG_FULL, and the POW entry has not left the list
@@ -476,12 +550,32 @@ typedef union {
* AND pend_desched_switch) are set.
*/
uint64_t pend_tag:32;
+#else
+ uint64_t pend_tag:32;
+ uint64_t pend_type:2;
+ uint64_t reserved_34_35:2;
+ uint64_t pend_grp:4;
+ uint64_t pend_index:11;
+ uint64_t reserved_51:1;
+ uint64_t pend_nosched_clr:1;
+ uint64_t pend_null_rd:1;
+ uint64_t pend_new_work_wait:1;
+ uint64_t pend_new_work:1;
+ uint64_t pend_nosched:1;
+ uint64_t pend_desched_switch:1;
+ uint64_t pend_desched:1;
+ uint64_t pend_switch_null:1;
+ uint64_t pend_switch_full:1;
+ uint64_t pend_switch:1;
+ uint64_t reserved_62_63:2;
+#endif
} s_sstatus0;
/**
* Result for a POW Status Load (when get_cur==0 and get_wqp==1)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_62_63:2;
/*
* Set when there is a pending non-NULL SWTAG or
@@ -529,6 +623,23 @@ typedef union {
uint64_t pend_grp:4;
/* This is the wqp when pend_nosched_clr is set. */
uint64_t pend_wqp:36;
+#else
+ uint64_t pend_wqp:36;
+ uint64_t pend_grp:4;
+ uint64_t pend_index:11;
+ uint64_t reserved_51:1;
+ uint64_t pend_nosched_clr:1;
+ uint64_t pend_null_rd:1;
+ uint64_t pend_new_work_wait:1;
+ uint64_t pend_new_work:1;
+ uint64_t pend_nosched:1;
+ uint64_t pend_desched_switch:1;
+ uint64_t pend_desched:1;
+ uint64_t pend_switch_null:1;
+ uint64_t pend_switch_full:1;
+ uint64_t pend_switch:1;
+ uint64_t reserved_62_63:2;
+#endif
} s_sstatus1;
/**
@@ -536,6 +647,7 @@ typedef union {
* get_rev==0)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_62_63:2;
/*
* Points to the next POW entry in the tag list when
@@ -573,12 +685,23 @@ typedef union {
* SWTAG_DESCHED).
*/
uint64_t tag:32;
+#else
+ uint64_t tag:32;
+ uint64_t tag_type:2;
+ uint64_t tail:1;
+ uint64_t head:1;
+ uint64_t grp:4;
+ uint64_t index:11;
+ uint64_t link_index:11;
+ uint64_t reserved_62_63:2;
+#endif
} s_sstatus2;
/**
* Result for a POW Status Load (when get_cur==1, get_wqp==0, and get_rev==1)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_62_63:2;
/*
* Points to the prior POW entry in the tag list when
@@ -617,6 +740,16 @@ typedef union {
* SWTAG_DESCHED).
*/
uint64_t tag:32;
+#else
+ uint64_t tag:32;
+ uint64_t tag_type:2;
+ uint64_t tail:1;
+ uint64_t head:1;
+ uint64_t grp:4;
+ uint64_t index:11;
+ uint64_t revlink_index:11;
+ uint64_t reserved_62_63:2;
+#endif
} s_sstatus3;
/**
@@ -624,6 +757,7 @@ typedef union {
* get_rev==0)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_62_63:2;
/*
* Points to the next POW entry in the tag list when
@@ -642,6 +776,13 @@ typedef union {
* list entered on SWTAG_FULL).
*/
uint64_t wqp:36;
+#else
+ uint64_t wqp:36;
+ uint64_t grp:4;
+ uint64_t index:11;
+ uint64_t link_index:11;
+ uint64_t reserved_62_63:2;
+#endif
} s_sstatus4;
/**
@@ -649,6 +790,7 @@ typedef union {
* get_rev==1)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_62_63:2;
/*
* Points to the prior POW entry in the tag list when
@@ -669,12 +811,20 @@ typedef union {
* list entered on SWTAG_FULL).
*/
uint64_t wqp:36;
+#else
+ uint64_t wqp:36;
+ uint64_t grp:4;
+ uint64_t index:11;
+ uint64_t revlink_index:11;
+ uint64_t reserved_62_63:2;
+#endif
} s_sstatus5;
/**
* Result For POW Memory Load (get_des == 0 and get_wqp == 0)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_51_63:13;
/*
* The next entry in the input, free, descheduled_head
@@ -695,12 +845,22 @@ typedef union {
uint64_t tag_type:2;
/* The tag of the POW entry. */
uint64_t tag:32;
+#else
+ uint64_t tag:32;
+ uint64_t tag_type:2;
+ uint64_t tail:1;
+ uint64_t reserved_35:1;
+ uint64_t grp:4;
+ uint64_t next_index:11;
+ uint64_t reserved_51_63:13;
+#endif
} s_smemload0;
/**
* Result For POW Memory Load (get_des == 0 and get_wqp == 1)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_51_63:13;
/*
* The next entry in the input, free, descheduled_head
@@ -712,12 +872,19 @@ typedef union {
uint64_t grp:4;
/* The WQP held in the POW entry. */
uint64_t wqp:36;
+#else
+ uint64_t wqp:36;
+ uint64_t grp:4;
+ uint64_t next_index:11;
+ uint64_t reserved_51_63:13;
+#endif
} s_smemload1;
/**
* Result For POW Memory Load (get_des == 1)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_51_63:13;
/*
* The next entry in the tag list connected to the
@@ -740,12 +907,22 @@ typedef union {
* is set.
*/
uint64_t pend_tag:32;
+#else
+ uint64_t pend_tag:32;
+ uint64_t pend_type:2;
+ uint64_t pend_switch:1;
+ uint64_t nosched:1;
+ uint64_t grp:4;
+ uint64_t fwd_index:11;
+ uint64_t reserved_51_63:13;
+#endif
} s_smemload2;
/**
* Result For POW Index/Pointer Load (get_rmt == 0/get_des_get_tail == 0)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_52_63:12;
/*
* set when there is one or more POW entries on the
@@ -791,12 +968,28 @@ typedef union {
* the input Q list selected by qosgrp.
*/
uint64_t loc_tail:11;
+#else
+ uint64_t loc_tail:11;
+ uint64_t reserved_11:1;
+ uint64_t loc_head:11;
+ uint64_t reserved_23:1;
+ uint64_t loc_one:1;
+ uint64_t loc_val:1;
+ uint64_t free_tail:11;
+ uint64_t reserved_37:1;
+ uint64_t free_head:11;
+ uint64_t reserved_49:1;
+ uint64_t free_one:1;
+ uint64_t free_val:1;
+ uint64_t reserved_52_63:12;
+#endif
} sindexload0;
/**
* Result For POW Index/Pointer Load (get_rmt == 0/get_des_get_tail == 1)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_52_63:12;
/*
* set when there is one or more POW entries on the
@@ -843,12 +1036,28 @@ typedef union {
* head on the descheduled list selected by qosgrp.
*/
uint64_t des_tail:11;
+#else
+ uint64_t des_tail:11;
+ uint64_t reserved_11:1;
+ uint64_t des_head:11;
+ uint64_t reserved_23:1;
+ uint64_t des_one:1;
+ uint64_t des_val:1;
+ uint64_t nosched_tail:11;
+ uint64_t reserved_37:1;
+ uint64_t nosched_head:11;
+ uint64_t reserved_49:1;
+ uint64_t nosched_one:1;
+ uint64_t nosched_val:1;
+ uint64_t reserved_52_63:12;
+#endif
} sindexload1;
/**
* Result For POW Index/Pointer Load (get_rmt == 1/get_des_get_tail == 0)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_39_63:25;
/*
* Set when this DRAM list is the current head
@@ -877,6 +1086,13 @@ typedef union {
* qosgrp.
*/
uint64_t rmt_head:36;
+#else
+ uint64_t rmt_head:36;
+ uint64_t rmt_one:1;
+ uint64_t rmt_val:1;
+ uint64_t rmt_is_head:1;
+ uint64_t reserved_39_63:25;
+#endif
} sindexload2;
/**
@@ -884,6 +1100,7 @@ typedef union {
* 1/get_des_get_tail == 1)
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t reserved_39_63:25;
/*
* set when this DRAM list is the current head
@@ -912,12 +1129,20 @@ typedef union {
* qosgrp.
*/
uint64_t rmt_tail:36;
+#else
+ uint64_t rmt_tail:36;
+ uint64_t rmt_one:1;
+ uint64_t rmt_val:1;
+ uint64_t rmt_is_head:1;
+ uint64_t reserved_39_63:25;
+#endif
} sindexload3;
/**
* Response to NULL_RD request loads
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t unused:62;
/* of type cvmx_pow_tag_type_t. state is one of the
* following:
@@ -928,6 +1153,10 @@ typedef union {
* - CVMX_POW_TAG_TYPE_NULL_NULL
*/
uint64_t state:2;
+#else
+ uint64_t state:2;
+ uint64_t unused:62;
+#endif
} s_null_rd;
} cvmx_pow_tag_load_resp_t;
@@ -962,6 +1191,7 @@ typedef union {
uint64_t u64;
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/* Memory region. Should be CVMX_IO_SEG in most cases */
uint64_t mem_reg:2;
uint64_t reserved_49_61:13; /* Must be zero */
@@ -971,6 +1201,14 @@ typedef union {
uint64_t reserved_36_39:4; /* Must be zero */
/* Address field. addr<2:0> must be zero */
uint64_t addr:36;
+#else
+ uint64_t addr:36;
+ uint64_t reserved_36_39:4;
+ uint64_t did:8;
+ uint64_t is_io:1;
+ uint64_t reserved_49_61:13;
+ uint64_t mem_reg:2;
+#endif
} stag;
} cvmx_pow_tag_store_addr_t;
@@ -981,6 +1219,7 @@ typedef union {
uint64_t u64;
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/*
* the (64-bit word) location in scratchpad to write
* to (if len != 0)
@@ -994,6 +1233,14 @@ typedef union {
/* if set, don't return load response until work is available */
uint64_t wait:1;
uint64_t unused2:3;
+#else
+ uint64_t unused2:3;
+ uint64_t wait:1;
+ uint64_t unused:36;
+ uint64_t did:8;
+ uint64_t len:8;
+ uint64_t scraddr:8;
+#endif
} s;
} cvmx_pow_iobdma_store_t;
diff --git a/arch/mips/include/asm/octeon/cvmx-wqe.h b/arch/mips/include/asm/octeon/cvmx-wqe.h
index aa0d3d0..2d6d0c7 100644
--- a/arch/mips/include/asm/octeon/cvmx-wqe.h
+++ b/arch/mips/include/asm/octeon/cvmx-wqe.h
@@ -57,6 +57,7 @@ typedef union {
/* Use this struct if the hardware determines that the packet is IP */
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/* HW sets this to the number of buffers used by this packet */
uint64_t bufs:8;
/* HW sets to the number of L2 bytes prior to the IP */
@@ -166,13 +167,45 @@ typedef union {
* the slow path */
/* type is cvmx_pip_err_t */
uint64_t err_code:8;
+#else
+ uint64_t err_code:8;
+ uint64_t rcv_error:1;
+ uint64_t not_IP:1;
+ uint64_t is_mcast:1;
+ uint64_t is_bcast:1;
+ uint64_t IP_exc:1;
+ uint64_t is_frag:1;
+ uint64_t L4_error:1;
+ uint64_t software:1;
+ uint64_t is_v6:1;
+ uint64_t dec_ipsec:1;
+ uint64_t tcp_or_udp:1;
+ uint64_t dec_ipcomp:1;
+ uint64_t unassigned2:4;
+ uint64_t unassigned2a:4;
+ uint64_t pr:4;
+ uint64_t vlan_id:12;
+ uint64_t vlan_cfi:1;
+ uint64_t unassigned:1;
+ uint64_t vlan_stacked:1;
+ uint64_t vlan_valid:1;
+ uint64_t ip_offset:8;
+ uint64_t bufs:8;
+#endif
} s;
/* use this to get at the 16 vlan bits */
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
uint64_t unused1:16;
uint64_t vlan:16;
uint64_t unused2:32;
+#else
+ uint64_t unused2:32;
+ uint64_t vlan:16;
+ uint64_t unused1:16;
+
+#endif
} svlan;
/*
@@ -180,6 +213,7 @@ typedef union {
* the packet is ip.
*/
struct {
+#ifdef __BIG_ENDIAN_BITFIELD
/*
* HW sets this to the number of buffers used by this
* packet.
@@ -296,6 +330,27 @@ typedef union {
*/
/* type is cvmx_pip_err_t (union, so can't use directly */
uint64_t err_code:8;
+#else
+ uint64_t err_code:8;
+ uint64_t rcv_error:1;
+ uint64_t not_IP:1;
+ uint64_t is_mcast:1;
+ uint64_t is_bcast:1;
+ uint64_t is_arp:1;
+ uint64_t is_rarp:1;
+ uint64_t unassigned3:1;
+ uint64_t software:1;
+ uint64_t unassigned2:4;
+ uint64_t unassigned2a:8;
+ uint64_t pr:4;
+ uint64_t vlan_id:12;
+ uint64_t vlan_cfi:1;
+ uint64_t unassigned:1;
+ uint64_t vlan_stacked:1;
+ uint64_t vlan_valid:1;
+ uint64_t unused:8;
+ uint64_t bufs:8;
+#endif
} snoip;
} cvmx_pip_wqe_word2;
@@ -312,6 +367,7 @@ typedef struct {
* HW WRITE: the following 64 bits are filled by HW when a packet arrives
*/
+#ifdef __BIG_ENDIAN_BITFIELD
/**
* raw chksum result generated by the HW
*/
@@ -327,12 +383,18 @@ typedef struct {
* (Only 36 bits used in Octeon 1)
*/
uint64_t next_ptr:40;
+#else
+ uint64_t next_ptr:40;
+ uint8_t unused;
+ uint16_t hw_chksum;
+#endif
/*****************************************************************
* WORD 1
* HW WRITE: the following 64 bits are filled by HW when a packet arrives
*/
+#ifdef __BIG_ENDIAN_BITFIELD
/**
* HW sets to the total number of bytes in the packet
*/
@@ -359,6 +421,15 @@ typedef struct {
* the synchronization/ordering tag
*/
uint64_t tag:32;
+#else
+ uint64_t tag:32;
+ uint64_t tag_type:2;
+ uint64_t zero_2:1;
+ uint64_t grp:4;
+ uint64_t qos:3;
+ uint64_t ipprt:6;
+ uint64_t len:16;
+#endif
/**
* WORD 2 HW WRITE: the following 64-bits are filled in by
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