- merge 0.7rc1 from b_devel to HEAD (20030612 merge point)

[fs/lustre-release.git] / lustre / portals / knals / gmnal / gmnal.h

diff --git a/lustre/portals/knals/gmnal/gmnal.h b/lustre/portals/knals/gmnal/gmnal.h
new file mode 100644 (file)
index 0000000..47e8c3c
--- /dev/null
+++ b/lustre/portals/knals/gmnal/gmnal.h
@@ -0,0 +1,101 @@
+/* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
+ * vim:expandtab:shiftwidth=8:tabstop=8:
+ */
+#ifndef _GMNAL_H
+#define _GMNAL_H
+
+#include <linux/config.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/mm.h>
+#include <linux/string.h>
+#include <linux/stat.h>
+#include <linux/errno.h>
+#include <linux/locks.h>
+#include <linux/unistd.h>
+#include <linux/init.h>
+
+#include <asm/system.h>
+#include <asm/uaccess.h>
+
+#include <linux/fs.h>
+#include <linux/file.h>
+#include <linux/stat.h>
+#include <linux/list.h>
+#include <asm/uaccess.h>
+#include <asm/segment.h>
+
+#define DEBUG_SUBSYSTEM S_GMNAL
+
+#include <linux/kp30.h>
+#include <portals/p30.h>
+#include <portals/lib-p30.h>
+
+#include <gm.h>
+
+
+/*
+ *  Myrinet GM NAL
+ */
+#define NPAGES_LARGE            16
+#define NPAGES_SMALL            1
+#define MSG_LEN_LARGE            NPAGES_LARGE*PAGE_SIZE
+#define MSG_LEN_SMALL            NPAGES_SMALL*PAGE_SIZE
+#define MSG_SIZE_LARGE           (gm_min_size_for_length(MSG_LEN_LARGE))
+#define MSG_SIZE_SMALL           (gm_min_size_for_length(MSG_LEN_SMALL))
+
+#define TXMSGS                  64 /* Number of Transmit Messages */
+#define ENVELOPES               8  /* Number of outstanding receive msgs */
+
+#define KGM_PORT_NUM 3
+#define KGM_HOSTNAME "kgmnal"
+
+
+typedef struct {
+        char *krx_buffer;
+        unsigned long   krx_len;
+        unsigned int   krx_size;
+        unsigned int   krx_priority;
+        struct list_head krx_item;
+}  kgmnal_rx_t;
+
+
+typedef struct {
+        nal_cb_t  *ktx_nal;
+        void      *ktx_private;
+        lib_msg_t *ktx_cookie;
+        char      *ktx_buffer;
+        size_t     ktx_len;
+        unsigned long ktx_size;
+        int        ktx_ndx;
+        unsigned int ktx_priority;
+        unsigned int ktx_tgt_node;
+        unsigned int ktx_tgt_port_id;
+}  kgmnal_tx_t;
+
+
+typedef struct {
+        char              kgm_init;
+        char              kgm_shuttingdown;
+        struct gm_port   *kgm_port;
+        struct list_head  kgm_list;
+        ptl_nid_t         kgm_nid;
+        nal_cb_t         *kgm_cb;
+        struct kgm_trans *kgm_trans;
+        struct tq_struct  kgm_ready_tq;
+        spinlock_t        kgm_dispatch_lock;
+        spinlock_t        kgm_update_lock;
+        spinlock_t        kgm_send_lock;
+}  kgmnal_data_t;
+
+int kgm_init(kgmnal_data_t *kgm_data);
+int kgmnal_recv_thread(void *);
+int gm_return_mynid(void);
+void kgmnal_fwd_packet (void *arg, kpr_fwd_desc_t *fwd);
+
+extern kgmnal_data_t      kgmnal_data;
+extern nal_t              kgmnal_api;
+extern nal_cb_t           kgmnal_lib;
+
+#endif  /* _GMNAL_H */
+