package/ifxmips-atm/src/proc.c

   1 #include <linux/atm.h>
   2 #include <linux/proc_fs.h>
   3
   4 #include "proc.h"
   5 #include "common.h"
   6
   7 struct proc_dir_entry *ppe_proc_dir;
   8
   9 int proc_read_idle_counter(char *page, char **start, off_t off, int count, int *eof, void *data)
  10 {
  11     int len = 0;
  12
  13     len += sprintf(page + off,       "Channel 0\n");
  14     len += sprintf(page + off + len, "  TX\n");
  15     len += sprintf(page + off + len,
  16                 "    DREG_AT_CELL0       = %d\n", *DREG_AT_CELL0 & 0xFFFF);
  17     len += sprintf(page + off + len,
  18                 "    DREG_AT_IDLE_CNT0   = %d\n", *DREG_AT_IDLE_CNT0 & 0xFFFF);
  19     len += sprintf(page + off + len, "  RX\n");
  20     len += sprintf(page + off + len,
  21                 "    DREG_AR_CELL0       = %d\n", *DREG_AR_CELL0 & 0xFFFF);
  22     len += sprintf(page + off + len,
  23                 "    DREG_AR_IDLE_CNT0   = %d\n", *DREG_AR_IDLE_CNT0 & 0xFFFF);
  24     len += sprintf(page + off + len,
  25                 "    DREG_AR_AIIDLE_CNT0 = %d\n", *DREG_AR_AIIDLE_CNT0 & 0xFFFF);
  26     len += sprintf(page + off + len,
  27                 "    DREG_AR_BE_CNT0     = %d\n", *DREG_AR_BE_CNT0 & 0xFFFF);
  28     len += sprintf(page + off + len, "Channel 1\n");
  29     len += sprintf(page + off + len, "  TX\n");
  30     len += sprintf(page + off + len,
  31                 "    DREG_AT_CELL1       = %d\n", *DREG_AT_CELL1 & 0xFFFF);
  32     len += sprintf(page + off + len,
  33                 "    DREG_AT_IDLE_CNT1   = %d\n", *DREG_AT_IDLE_CNT1 & 0xFFFF);
  34     len += sprintf(page + off + len, "  RX\n");
  35     len += sprintf(page + off + len,
  36                 "    DREG_AR_CELL1       = %d\n", *DREG_AR_CELL1 & 0xFFFF);
  37     len += sprintf(page + off + len,
  38                 "    DREG_AR_IDLE_CNT1   = %d\n", *DREG_AR_IDLE_CNT1 & 0xFFFF);
  39     len += sprintf(page + off + len,
  40                 "    DREG_AR_AIIDLE_CNT1 = %d\n", *DREG_AR_AIIDLE_CNT1 & 0xFFFF);
  41     len += sprintf(page + off + len,
  42                 "    DREG_AR_BE_CNT1     = %d\n", *DREG_AR_BE_CNT1 & 0xFFFF);
  43
  44     return len;
  45 }
  46
  47 int proc_read_stats(char *page, char **start, off_t off, int count, int *eof, void *data)
  48 {
  49     int len = 0;
  50
  51     int i, j;
  52     struct connection *connection;
  53     struct port *port;
  54     int base;
  55
  56     len += sprintf(page + off, "ATM Stats:\n");
  57
  58     connection = ppe_dev.connection;
  59     port = ppe_dev.port;
  60     for ( i = 0; i < ATM_PORT_NUMBER; i++, port++ )
  61     {
  62         base = port->connection_base;
  63         for ( j = 0; j < port->max_connections; j++, base++ )
  64             if ( (port->connection_table & (1 << j))
  65                 && connection[base].vcc != NULL )
  66             {
  67                 if ( connection[base].vcc->stats )
  68                 {
  69                     struct k_atm_aal_stats *stats = connection[base].vcc->stats;
  70
  71                     len += sprintf(page + off + len, "  VCC %d.%d.%d (stats)\n", i, connection[base].vcc->vpi, connection[base].vcc->vci);
  72                     len += sprintf(page + off + len, "    rx      = %d\n", stats->rx.counter);
  73                     len += sprintf(page + off + len, "    rx_err  = %d\n", stats->rx_err.counter);
  74                     len += sprintf(page + off + len, "    rx_drop = %d\n", stats->rx_drop.counter);
  75                     len += sprintf(page + off + len, "    tx      = %d\n", stats->tx.counter);
  76                     len += sprintf(page + off + len, "    tx_err  = %d\n", stats->tx_err.counter);
  77                 }
  78                 else
  79                     len += sprintf(page + off + len, "  VCC %d.%d.%d\n", i, connection[base].vcc->vpi, connection[base].vcc->vci);
  80             }
  81     }
  82
  83     return len;
  84 }
  85
  86 void proc_file_create(void)
  87 {
  88     ppe_proc_dir = proc_mkdir("ppe", NULL);
  89         create_proc_read_entry("idle_counter", 0, ppe_proc_dir, proc_read_idle_counter, NULL);
  90     create_proc_read_entry("stats", 0, ppe_proc_dir, proc_read_stats, NULL);
  91 }
  92
  93 void proc_file_delete(void)
  94 {
  95     remove_proc_entry("idle_counter", ppe_proc_dir);
  96     remove_proc_entry("stats", ppe_proc_dir);
  97     remove_proc_entry("ppe", NULL);
  98 }