Author: arybchik Date: Thu Feb 5 12:08:25 2015 New Revision: 278254 URL: https://svnweb.freebsd.org/changeset/base/278254
Log:
sfxge: using 64-bit access for x86-64
Submitted by: Artem V. Andreev <Artem.Andreev at oktetlabs.ru>
Sponsored by: Solarflare Communications, Inc.
Approved by: gnn (mentor)
Modified:
head/sys/dev/sfxge/common/efsys.h
Modified: head/sys/dev/sfxge/common/efsys.h
==============================================================================
--- head/sys/dev/sfxge/common/efsys.h Thu Feb 5 11:54:55 2015
(r278253)
+++ head/sys/dev/sfxge/common/efsys.h Thu Feb 5 12:08:25 2015
(r278254)
@@ -51,7 +51,11 @@ extern "C" {
#include <machine/endian.h>
#define EFSYS_HAS_UINT64 1
+#if defined(__x86_64__)
+#define EFSYS_USE_UINT64 1
+#else
#define EFSYS_USE_UINT64 0
+#endif
#if _BYTE_ORDER == _BIG_ENDIAN
#define EFSYS_IS_BIG_ENDIAN 1
#define EFSYS_IS_LITTLE_ENDIAN 0
@@ -398,6 +402,26 @@ typedef struct efsys_mem_s {
_NOTE(CONSTANTCONDITION) \
} while (B_FALSE)
+#if defined(__x86_64__)
+#define EFSYS_MEM_READQ(_esmp, _offset, _eqp)
\
+ do { \
+ uint64_t *addr; \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ KASSERT(IS_P2ALIGNED(_offset, sizeof (efx_qword_t)), \
+ ("not power of 2 aligned")); \
+ \
+ addr = (void *)((_esmp)->esm_base + (_offset)); \
+ \
+ (_eqp)->eq_u64[0] = *addr; \
+ \
+ EFSYS_PROBE3(mem_readq, unsigned int, (_offset), \
+ uint32_t, (_eqp)->eq_u32[1], \
+ uint32_t, (_eqp)->eq_u32[0]); \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ } while (B_FALSE)
+#else
#define EFSYS_MEM_READQ(_esmp, _offset, _eqp)
\
do { \
uint32_t *addr; \
@@ -417,7 +441,31 @@ typedef struct efsys_mem_s {
\
_NOTE(CONSTANTCONDITION) \
} while (B_FALSE)
+#endif
+#if defined(__x86_64__)
+#define EFSYS_MEM_READO(_esmp, _offset, _eop)
\
+ do { \
+ uint64_t *addr; \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ KASSERT(IS_P2ALIGNED(_offset, sizeof (efx_oword_t)), \
+ ("not power of 2 aligned")); \
+ \
+ addr = (void *)((_esmp)->esm_base + (_offset)); \
+ \
+ (_eop)->eo_u64[0] = *addr++; \
+ (_eop)->eo_u64[1] = *addr; \
+ \
+ EFSYS_PROBE5(mem_reado, unsigned int, (_offset), \
+ uint32_t, (_eop)->eo_u32[3], \
+ uint32_t, (_eop)->eo_u32[2], \
+ uint32_t, (_eop)->eo_u32[1], \
+ uint32_t, (_eop)->eo_u32[0]); \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ } while (B_FALSE)
+#else
#define EFSYS_MEM_READO(_esmp, _offset, _eop)
\
do { \
uint32_t *addr; \
@@ -441,6 +489,7 @@ typedef struct efsys_mem_s {
\
_NOTE(CONSTANTCONDITION) \
} while (B_FALSE)
+#endif
#define EFSYS_MEM_WRITED(_esmp, _offset, _edp)
\
do { \
@@ -460,6 +509,27 @@ typedef struct efsys_mem_s {
_NOTE(CONSTANTCONDITION) \
} while (B_FALSE)
+#if defined(__x86_64__)
+#define EFSYS_MEM_WRITEQ(_esmp, _offset, _eqp)
\
+ do { \
+ uint64_t *addr; \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ KASSERT(IS_P2ALIGNED(_offset, sizeof (efx_qword_t)), \
+ ("not power of 2 aligned")); \
+ \
+ EFSYS_PROBE3(mem_writeq, unsigned int, (_offset), \
+ uint32_t, (_eqp)->eq_u32[1], \
+ uint32_t, (_eqp)->eq_u32[0]); \
+ \
+ addr = (void *)((_esmp)->esm_base + (_offset)); \
+ \
+ *addr = (_eqp)->eq_u64[0]; \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ } while (B_FALSE)
+
+#else
#define EFSYS_MEM_WRITEQ(_esmp, _offset, _eqp)
\
do { \
uint32_t *addr; \
@@ -479,7 +549,31 @@ typedef struct efsys_mem_s {
\
_NOTE(CONSTANTCONDITION) \
} while (B_FALSE)
+#endif
+#if defined(__x86_64__)
+#define EFSYS_MEM_WRITEO(_esmp, _offset, _eop)
\
+ do { \
+ uint64_t *addr; \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ KASSERT(IS_P2ALIGNED(_offset, sizeof (efx_oword_t)), \
+ ("not power of 2 aligned")); \
+ \
+ EFSYS_PROBE5(mem_writeo, unsigned int, (_offset), \
+ uint32_t, (_eop)->eo_u32[3], \
+ uint32_t, (_eop)->eo_u32[2], \
+ uint32_t, (_eop)->eo_u32[1], \
+ uint32_t, (_eop)->eo_u32[0]); \
+ \
+ addr = (void *)((_esmp)->esm_base + (_offset)); \
+ \
+ *addr++ = (_eop)->eo_u64[0]; \
+ *addr = (_eop)->eo_u64[1]; \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ } while (B_FALSE)
+#else
#define EFSYS_MEM_WRITEO(_esmp, _offset, _eop)
\
do { \
uint32_t *addr; \
@@ -503,6 +597,7 @@ typedef struct efsys_mem_s {
\
_NOTE(CONSTANTCONDITION) \
} while (B_FALSE)
+#endif
#define EFSYS_MEM_ADDR(_esmp)
\
((_esmp)->esm_addr)
@@ -558,6 +653,7 @@ typedef struct efsys_bar_s {
_NOTE(CONSTANTCONDITION) \
} while (B_FALSE)
+#if defined(__x86_64__)
#define EFSYS_BAR_READQ(_esbp, _offset, _eqp)
\
do { \
_NOTE(CONSTANTCONDITION) \
@@ -566,6 +662,53 @@ typedef struct efsys_bar_s {
\
SFXGE_BAR_LOCK(_esbp); \
\
+ (_eqp)->eq_u64[0] = bus_space_read_8((_esbp)->esb_tag, \
+ (_esbp)->esb_handle, (_offset)); \
+ \
+ EFSYS_PROBE3(bar_readq, unsigned int, (_offset), \
+ uint32_t, (_eqp)->eq_u32[1], \
+ uint32_t, (_eqp)->eq_u32[0]); \
+ \
+ mtx_unlock(&((_esbp)->esb_lock)); \
+ _NOTE(CONSTANTCONDITION) \
+ } while (B_FALSE)
+
+#define EFSYS_BAR_READO(_esbp, _offset, _eop, _lock)
\
+ do { \
+ _NOTE(CONSTANTCONDITION) \
+ KASSERT(IS_P2ALIGNED(_offset, sizeof (efx_oword_t)), \
+ ("not power of 2 aligned")); \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ if (_lock) \
+ mtx_lock(&((_esbp)->esb_lock)); \
+ \
+ (_eop)->eo_u64[0] = bus_space_read_8((_esbp)->esb_tag, \
+ (_esbp)->esb_handle, (_offset)); \
+ (_eop)->eo_u64[1] = bus_space_read_8((_esbp)->esb_tag, \
+ (_esbp)->esb_handle, (_offset+8)); \
+ \
+ EFSYS_PROBE5(bar_reado, unsigned int, (_offset), \
+ uint32_t, (_eop)->eo_u32[3], \
+ uint32_t, (_eop)->eo_u32[2], \
+ uint32_t, (_eop)->eo_u32[1], \
+ uint32_t, (_eop)->eo_u32[0]); \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ if (_lock) \
+ mtx_unlock(&((_esbp)->esb_lock)); \
+ _NOTE(CONSTANTCONDITION) \
+ } while (B_FALSE)
+
+#else
+#define EFSYS_BAR_READQ(_esbp, _offset, _eqp)
\
+ do { \
+ _NOTE(CONSTANTCONDITION) \
+ KASSERT(IS_P2ALIGNED(_offset, sizeof (efx_qword_t)), \
+ ("not power of 2 aligned")); \
+ \
+ mtx_lock(&((_esbp)->esb_lock)); \
+ \
(_eqp)->eq_u32[0] = bus_space_read_4((_esbp)->esb_tag, \
(_esbp)->esb_handle, (_offset)); \
(_eqp)->eq_u32[1] = bus_space_read_4((_esbp)->esb_tag, \
@@ -609,6 +752,7 @@ typedef struct efsys_bar_s {
SFXGE_BAR_UNLOCK(_esbp); \
_NOTE(CONSTANTCONDITION) \
} while (B_FALSE)
+#endif
#define EFSYS_BAR_WRITED(_esbp, _offset, _edp, _lock)
\
do { \
@@ -632,6 +776,7 @@ typedef struct efsys_bar_s {
_NOTE(CONSTANTCONDITION) \
} while (B_FALSE)
+#if defined(__x86_64__)
#define EFSYS_BAR_WRITEQ(_esbp, _offset, _eqp)
\
do { \
_NOTE(CONSTANTCONDITION) \
@@ -644,6 +789,25 @@ typedef struct efsys_bar_s {
uint32_t, (_eqp)->eq_u32[1], \
uint32_t, (_eqp)->eq_u32[0]); \
\
+ bus_space_write_8((_esbp)->esb_tag, (_esbp)->esb_handle,\
+ (_offset), (_eqp)->eq_u64[0]); \
+ \
+ mtx_unlock(&((_esbp)->esb_lock)); \
+ _NOTE(CONSTANTCONDITION) \
+ } while (B_FALSE)
+#else
+#define EFSYS_BAR_WRITEQ(_esbp, _offset, _eqp)
\
+ do { \
+ _NOTE(CONSTANTCONDITION) \
+ KASSERT(IS_P2ALIGNED(_offset, sizeof (efx_qword_t)), \
+ ("not power of 2 aligned")); \
+ \
+ mtx_lock(&((_esbp)->esb_lock)); \
+ \
+ EFSYS_PROBE3(bar_writeq, unsigned int, (_offset), \
+ uint32_t, (_eqp)->eq_u32[1], \
+ uint32_t, (_eqp)->eq_u32[0]); \
+ \
bus_space_write_4((_esbp)->esb_tag, (_esbp)->esb_handle,\
(_offset), (_eqp)->eq_u32[0]); \
bus_space_write_4((_esbp)->esb_tag, (_esbp)->esb_handle,\
@@ -652,7 +816,9 @@ typedef struct efsys_bar_s {
SFXGE_BAR_UNLOCK(_esbp); \
_NOTE(CONSTANTCONDITION) \
} while (B_FALSE)
+#endif
+#if defined(__x86_64__)
#define EFSYS_BAR_WRITEO(_esbp, _offset, _eop, _lock)
\
do { \
_NOTE(CONSTANTCONDITION) \
@@ -669,6 +835,34 @@ typedef struct efsys_bar_s {
uint32_t, (_eop)->eo_u32[1], \
uint32_t, (_eop)->eo_u32[0]); \
\
+ bus_space_write_8((_esbp)->esb_tag, (_esbp)->esb_handle,\
+ (_offset), (_eop)->eo_u64[0]); \
+ bus_space_write_8((_esbp)->esb_tag, (_esbp)->esb_handle,\
+ (_offset+8), (_eop)->eo_u64[1]); \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ if (_lock) \
+ mtx_unlock(&((_esbp)->esb_lock)); \
+ _NOTE(CONSTANTCONDITION) \
+ } while (B_FALSE)
+
+#else
+#define EFSYS_BAR_WRITEO(_esbp, _offset, _eop, _lock)
\
+ do { \
+ _NOTE(CONSTANTCONDITION) \
+ KASSERT(IS_P2ALIGNED(_offset, sizeof (efx_oword_t)), \
+ ("not power of 2 aligned")); \
+ \
+ _NOTE(CONSTANTCONDITION) \
+ if (_lock) \
+ mtx_lock(&((_esbp)->esb_lock)); \
+ \
+ EFSYS_PROBE5(bar_writeo, unsigned int, (_offset), \
+ uint32_t, (_eop)->eo_u32[3], \
+ uint32_t, (_eop)->eo_u32[2], \
+ uint32_t, (_eop)->eo_u32[1], \
+ uint32_t, (_eop)->eo_u32[0]); \
+ \
bus_space_write_4((_esbp)->esb_tag, (_esbp)->esb_handle,\
(_offset), (_eop)->eo_u32[0]); \
bus_space_write_4((_esbp)->esb_tag, (_esbp)->esb_handle,\
@@ -683,6 +877,7 @@ typedef struct efsys_bar_s {
SFXGE_BAR_UNLOCK(_esbp); \
_NOTE(CONSTANTCONDITION) \
} while (B_FALSE)
+#endif
/* SPIN */
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