Update everything under nuttx/drivers to use the corrected syslog interfaces

14 files changed, 201 insertions, 170 deletions

diff --git a/nuttx/drivers/audio/wm8904_debug.c b/nuttx/drivers/audio/wm8904_debug.c
index 13b64c6ad..a45573ee2 100644
--- a/nuttx/drivers/audio/wm8904_debug.c
+++ b/nuttx/drivers/audio/wm8904_debug.c
@@ -215,10 +215,10 @@ void wm8904_dump_registers(FAR struct audio_lowerhalf_s *dev,
 {
   int i;
 
-  syslog("WM8904 Registers: %s\n", msg);
+  syslog(LOG_INFO, "WM8904 Registers: %s\n", msg);
   for (i = 0; i < WM8904_NREGISTERS; i++)
     {
-      syslog("%16s[%02x]: %04x\n",
+      syslog(LOG_INFO, "%16s[%02x]: %04x\n",
              g_wm8904_debug[i].regname, g_wm8904_debug[i].regaddr,
              wm8904_readreg((FAR struct wm8904_dev_s *)dev,
                             g_wm8904_debug[i].regaddr));
@@ -252,9 +252,10 @@ void wm8904_clock_analysis(FAR struct audio_lowerhalf_s *dev,
   unsigned int tmp;
   double ftmp;
 
-  syslog("WM8904 Clock Analysis: %s\n", msg);
+  syslog(LOG_INFO, "WM8904 Clock Analysis: %s\n", msg);
   DEBUGASSERT(priv && priv->lower);
-  syslog("  MCLK:            %lu Hz\n", (unsigned long)priv->lower->mclk);
+  syslog(LOG_INFO, "  MCLK:            %lu Hz\n",
+         (unsigned long)priv->lower->mclk);
 
   /* Is the SYSCLK source the FLL?  Or MCK? */
 
@@ -266,7 +267,7 @@ void wm8904_clock_analysis(FAR struct audio_lowerhalf_s *dev,
        */
 
       sysclk = priv->lower->mclk;
-      syslog("  SYSCLK Source:   MCLK (%s)\n",
+      syslog(LOG_INFO, "  SYSCLK Source:   MCLK (%s)\n",
              (regval & WM8904_MCLK_INV) != 0 ? "inverted" : "not inverted");
     }
   else
@@ -291,116 +292,121 @@ void wm8904_clock_analysis(FAR struct audio_lowerhalf_s *dev,
       switch (regval & WM8904_FLL_CLK_REF_SRC_MASK)
         {
           case WM8904_FLL_CLK_REF_SRC_MCLK:
-            syslog("  FLL Source:      MCLK\n");
+            syslog(LOG_INFO, "  FLL Source:      MCLK\n");
             break;
 
           case WM8904_FLL_CLK_REF_SRC_BCLK:
-            syslog("  ERROR: FLL source is BCLK: %04x\n", regval);
+            syslog(LOG_INFO, "  ERROR: FLL source is BCLK: %04x\n",
+                   regval);
             break;
 
           case WM8904_FLL_CLK_REF_SRC_LRCLK:
-            syslog("  ERROR: FLL source is LRCLK: %04x\n", regval);
+            syslog(LOG_INFO, "  ERROR: FLL source is LRCLK: %04x\n",
+                   regval);
             break;
 
           default:
-            syslog("  ERROR: Unrecognized FLL source: %04x\n", regval);
+            syslog(LOG_INFO, "  ERROR: Unrecognized FLL source: %04x\n",
+                   regval);
         }
 
-      syslog("  Fref:            %lu Hz (before divider)\n", fref);
+      syslog(LOG_INFO, "  Fref:            %lu Hz (before divider)\n",
+             fref);
       switch (regval & WM8904_FLL_CLK_REF_DIV_MASK)
         {
           case WM8904_FLL_CLK_REF_DIV1:
-            syslog("  FLL_CLK_REF_DIV: 1\n");
+            syslog(LOG_INFO, "  FLL_CLK_REF_DIV: 1\n");
             break;
 
           case WM8904_FLL_CLK_REF_DIV2:
-            syslog("  FLL_CLK_REF_DIV: 2\n");
+            syslog(LOG_INFO, "  FLL_CLK_REF_DIV: 2\n");
             fref >>= 1;
             break;
 
           case WM8904_FLL_CLK_REF_DIV4:
-            syslog("  FLL_CLK_REF_DIV: 4\n");
+            syslog(LOG_INFO, "  FLL_CLK_REF_DIV: 4\n");
             fref >>= 2;
             break;
 
           case WM8904_FLL_CLK_REF_DIV8:
-            syslog("  FLL_CLK_REF_DIV: 8\n");
+            syslog(LOG_INFO, "  FLL_CLK_REF_DIV: 8\n");
             fref >>= 3;
             break;
         }
 
-      syslog("  Fref:            %lu Hz (after divider)\n", fref);
+      syslog(LOG_INFO, "  Fref:            %lu Hz (after divider)\n", fref);
 
       regval = wm8904_readreg(priv, WM8904_FLL_CTRL2);
       frndx  = (regval & WM8904_FLL_FRATIO_MASK) >> WM8904_FLL_FRATIO_SHIFT;
       tmp    = (regval & WM8904_FLL_CTRL_RATE_MASK) >> WM8904_FLL_CTRL_RATE_SHIFT;
       outdiv = ((regval & WM8904_FLL_OUTDIV_MASK) >> WM8904_FLL_OUTDIV_SHIFT) + 1;
 
-      syslog("  FLL_CTRL_RATE:   Fvco / %u\n", tmp + 1);
+      syslog(LOG_INFO, "  FLL_CTRL_RATE:   Fvco / %u\n", tmp + 1);
 
       regval = wm8904_readreg(priv, WM8904_FLL_CTRL4);
       flln   = (regval & WM8904_FLL_N_MASK) >> WM8904_FLL_N_SHIFT;
       tmp    = (regval & WM8904_FLL_GAIN_MASK) >> WM8904_FLL_GAIN_SHIFT;
 
-      syslog("  FLL_GAIN:        %u\n", (1 << tmp));
+      syslog(LOG_INFO, "  FLL_GAIN:        %u\n", (1 << tmp));
 
       fllk   = wm8904_readreg(priv, WM8904_FLL_CTRL3);
       nk     = (double)flln + ((double)fllk / 65536.0);
       fratio = g_fllratio[frndx];
 
-      syslog("  FLL_FRATIO:      %u\n", fratio);
-      syslog("  FLL_OUTDIV:      %u\n", outdiv);
-      syslog("  FLL_N.K:         %u.%05u\n", flln, fllk);
+      syslog(LOG_INFO, "  FLL_FRATIO:      %u\n", fratio);
+      syslog(LOG_INFO, "  FLL_OUTDIV:      %u\n", outdiv);
+      syslog(LOG_INFO, "  FLL_N.K:         %u.%05u\n", flln, fllk);
 
       ftmp = nk * (double)fref * (double)fratio;
       fvco = (uint32_t)ftmp;
 
-      syslog("  Fvco:            %lu Hz\n", (unsigned long)fvco);
+      syslog(LOG_INFO, "  Fvco:            %lu Hz\n", (unsigned long)fvco);
 
       fout = fvco / outdiv;
-      syslog("  Fout:            %lu Hz\n", (unsigned long)fout);
+      syslog(LOG_INFO, "  Fout:            %lu Hz\n", (unsigned long)fout);
 
       regval = wm8904_readreg(priv, WM8904_FLL_CTRL1);
 
-      syslog("  FLL_FRACN_ENA:   %s\n",
+      syslog(LOG_INFO, "  FLL_FRACN_ENA:   %s\n",
              (regval & WM8904_FLL_FRACN_ENA) != 0 ? "Enabled" : "Disabled");
-      syslog("  FLL_OSC_ENA:     %s\n",
+      syslog(LOG_INFO, "  FLL_OSC_ENA:     %s\n",
              (regval & WM8904_FLL_OSC_ENA) != 0 ? "Enabled" : "Disabled");
-      syslog("  FLL_ENA:         %s\n",
+      syslog(LOG_INFO, "  FLL_ENA:         %s\n",
              (regval & WM8904_FLL_ENA) != 0 ? "Enabled" : "Disabled");
 
       if ((regval & WM8904_FLL_ENA) == 0)
         {
-          syslog("  No SYSCLK\n");
+          syslog(LOG_INFO, "  No SYSCLK\n");
           return;
         }
 
       sysclk = fout;
     }
 
-  syslog("  SYSCLK:          %lu Hz (before divider)\n", (unsigned long)sysclk);
+  syslog(LOG_INFO, "  SYSCLK:          %lu Hz (before divider)\n",
+         (unsigned long)sysclk);
 
   regval = wm8904_readreg(priv, WM8904_CLKRATE0);
   if ((regval & WM8904_MCLK_DIV) == WM8904_MCLK_DIV1)
     {
-      syslog("  MCLK_DIV:        1\n");
+      syslog(LOG_INFO, "  MCLK_DIV:        1\n");
     }
   else
     {
-      syslog("  MCLK_DIV:        2\n");
+      syslog(LOG_INFO, "  MCLK_DIV:        2\n");
       sysclk >>=1;
     }
 
-  syslog("  SYSCLK:          %lu (after divider)\n", (unsigned long)sysclk);
+  syslog(LOG_INFO, "  SYSCLK:          %lu (after divider)\n", (unsigned long)sysclk);
 
   regval = wm8904_readreg(priv, WM8904_CLKRATE2);
 
-  syslog("  CLK_SYS_ENA:     %s\n",
+  syslog(LOG_INFO, "  CLK_SYS_ENA:     %s\n",
          (regval & WM8904_CLK_SYS_ENA) != 0 ? "Enabled" : "Disabled");
 
   if ((regval & WM8904_CLK_SYS_ENA) == 0)
     {
-      syslog("  No SYSCLK\n");
+      syslog(LOG_INFO, "  No SYSCLK\n");
       return;
     }
 
@@ -409,15 +415,15 @@ void wm8904_clock_analysis(FAR struct audio_lowerhalf_s *dev,
   tmp    = g_sysclk_scaleb1[tmp];
   ftmp   = (double)tmp / 2.0;
 
-  syslog("  BCLK_DIV:        SYSCLK / %u.%01u\n",
+  syslog(LOG_INFO, "  BCLK_DIV:        SYSCLK / %u.%01u\n",
          (unsigned int)(tmp >> 1), (unsigned int)(5 * (tmp & 1)));
 
   bclk = (uint32_t)(sysclk / ftmp);
 
-  syslog("  BCLK:            %lu Hz\n", (unsigned long)bclk);
+  syslog(LOG_INFO, "  BCLK:            %lu Hz\n", (unsigned long)bclk);
 
   regval = wm8904_readreg(priv, WM8904_AIF1);
-  syslog("  BCLK_DIR:        %s\n",
+  syslog(LOG_INFO, "  BCLK_DIR:        %s\n",
          (regval & WM8904_BCLK_DIR) != 0 ? "Output" : "Input");
 
   regval = wm8904_readreg(priv, WM8904_AIF3);
@@ -425,9 +431,9 @@ void wm8904_clock_analysis(FAR struct audio_lowerhalf_s *dev,
 
   lrclk = bclk / tmp;
 
-  syslog("  LRCLK_RATE:      BCLK / %lu\n", (unsigned long)tmp);
-  syslog("  LRCLK:           %lu Hz\n", (unsigned long)lrclk);
-  syslog("  LRCLK_DIR:       %s\n",
+  syslog(LOG_INFO, "  LRCLK_RATE:      BCLK / %lu\n", (unsigned long)tmp);
+  syslog(LOG_INFO, "  LRCLK:           %lu Hz\n", (unsigned long)lrclk);
+  syslog(LOG_INFO, "  LRCLK_DIR:       %s\n",
          (regval & WM8904_LRCLK_DIR) != 0 ? "Output" : "Input");
 }
 #endif /* CONFIG_WM8904_CLKDEBUG */
diff --git a/nuttx/drivers/lcd/mio283qt2.c b/nuttx/drivers/lcd/mio283qt2.c
index 837dd0d90..6b87c670e 100644
--- a/nuttx/drivers/lcd/mio283qt2.c
+++ b/nuttx/drivers/lcd/mio283qt2.c
@@ -495,15 +495,16 @@ static void mio283qt2_dumprun(FAR const char *msg, FAR uint16_t *run, size_t npi
 {
   int i, j;
 
-  syslog("\n%s:\n", msg);
+  syslog(LOG_INFO, "\n%s:\n", msg);
   for (i = 0; i < npixels; i += 16)
     {
       up_putc(' ');
-      syslog(" ");
+      syslog(LOG_INFO, " ");
       for (j = 0; j < 16; j++)
         {
-          syslog(" %04x", *run++);
+          syslog(LOG_INFO, " %04x", *run++);
         }
+
       up_putc('\n');
     }
 }
diff --git a/nuttx/drivers/lcd/mio283qt9a.c b/nuttx/drivers/lcd/mio283qt9a.c
index 33d61198b..d245b07a4 100644
--- a/nuttx/drivers/lcd/mio283qt9a.c
+++ b/nuttx/drivers/lcd/mio283qt9a.c
@@ -411,14 +411,14 @@ static void mio283qt9a_dumprun(FAR const char *msg, FAR uint16_t *run, size_t np
   int i;
   int j;
 
-  syslog("\n%s:\n", msg);
+  syslog(LOG_INFO, "\n%s:\n", msg);
   for (i = 0; i < npixels; i += 16)
     {
       up_putc(' ');
-      syslog(" ");
+      syslog(LOG_INFO, " ");
       for (j = 0; j < 16; j++)
         {
-          syslog(" %04x", *run++);
+          syslog(LOG_INFO, " %04x", *run++);
         }
 
       up_putc('\n');
diff --git a/nuttx/drivers/lcd/ssd1289.c b/nuttx/drivers/lcd/ssd1289.c
index 9fb026068..bcc334832 100644
--- a/nuttx/drivers/lcd/ssd1289.c
+++ b/nuttx/drivers/lcd/ssd1289.c
@@ -497,14 +497,14 @@ static void ssd1289_dumprun(FAR const char *msg, FAR uint16_t *run, size_t npixe
 {
   int i, j;
 
-  syslog("\n%s:\n", msg);
+  syslog(LOG_INFO, "\n%s:\n", msg);
   for (i = 0; i < npixels; i += 16)
     {
       up_putc(' ');
-      syslog(" ");
+      syslog(LOG_INFO, " ");
       for (j = 0; j < 16; j++)
         {
-          syslog(" %04x", *run++);
+          syslog(LOG_INFO, " %04x", *run++);
         }
       up_putc('\n');
     }
diff --git a/nuttx/drivers/mmcsd/mmcsd_debug.c b/nuttx/drivers/mmcsd/mmcsd_debug.c
index 8631c2d71..45c643fa6 100644
--- a/nuttx/drivers/mmcsd/mmcsd_debug.c
+++ b/nuttx/drivers/mmcsd/mmcsd_debug.c
@@ -53,14 +53,6 @@
  * Pre-Processor Definitions
  ****************************************************************************/
 
-/* This needs to match the logic in include/debug.h */
-
-#ifdef CONFIG_CPP_HAVE_VARARGS
-#  define message(format, ...) syslog(format, ##__VA_ARGS__)
-#else
-#  define message syslog
-#endif
-
 /****************************************************************************
  * Private Types
  ****************************************************************************/
@@ -101,6 +93,7 @@ void mmcsd_dmpcsd(FAR const uint8_t *csd, uint8_t cardtype)
     {
       fvdbg("  MMC SPEC_VERS:           %d\n", MMC_CSD_SPECVERS(csd));
     }
+
   fvdbg("  TAAC:\n",
       sd2 ? SD20_CSD_TAC_TIMEVALUE(csd) : MMCSD_CSD_TAAC_TIMEVALUE(csd));
   fvdbg("    TIME_VALUE:            0x%02x\n",
diff --git a/nuttx/drivers/net/enc28j60.c b/nuttx/drivers/net/enc28j60.c
index 1a87420f8..a2ec009db 100644
--- a/nuttx/drivers/net/enc28j60.c
+++ b/nuttx/drivers/net/enc28j60.c
@@ -192,10 +192,14 @@
 /* Debug ********************************************************************/
 
 #ifdef CONFIG_ENC28J60_REGDEBUG
-#  define enc_wrdump(a,v)   lowsyslog("ENC28J60: %02x<-%02x\n", a, v);
-#  define enc_rddump(a,v)   lowsyslog("ENC28J60: %02x->%02x\n", a, v);
-#  define enc_cmddump(c)    lowsyslog("ENC28J60: CMD: %02x\n", c);
-#  define enc_bmdump(c,b,s) lowsyslog("ENC28J60: CMD: %02x buffer: %p length: %d\n", c,b,s);
+#  define enc_wrdump(a,v) \
+   lowsyslog(LOG_DEBUG, "ENC28J60: %02x<-%02x\n", a, v);
+#  define enc_rddump(a,v) \
+   lowsyslog(LOG_DEBUG, "ENC28J60: %02x->%02x\n", a, v);
+#  define enc_cmddump(c) \
+   lowsyslog(LOG_DEBUG, "ENC28J60: CMD: %02x\n", c);
+#  define enc_bmdump(c,b,s) \
+   lowsyslog(LOG_DEBUG, "ENC28J60: CMD: %02x buffer: %p length: %d\n", c,b,s);
 #else
 #  define enc_wrdump(a,v)
 #  define enc_rddump(a,v)
@@ -786,25 +790,25 @@ static int enc_waitbreg(FAR struct enc_driver_s *priv, uint8_t ctrlreg,
 #if 0 /* Sometimes useful */
 static void enc_rxdump(FAR struct enc_driver_s *priv)
 {
-  lowsyslog("Rx Registers:\n");
-  lowsyslog("  EIE:      %02x EIR:      %02x\n",
+  lowsyslog(LOG_DEBUG, "Rx Registers:\n");
+  lowsyslog(LOG_DEBUG, "  EIE:      %02x EIR:      %02x\n",
             enc_rdgreg(priv, ENC_EIE), enc_rdgreg(priv, ENC_EIR));
-  lowsyslog("  ESTAT:    %02x ECON1:    %02x ECON2:    %02x\n",
+  lowsyslog(LOG_DEBUG, "  ESTAT:    %02x ECON1:    %02x ECON2:    %02x\n",
             enc_rdgreg(priv, ENC_ESTAT), enc_rdgreg(priv, ENC_ECON1),
             enc_rdgreg(priv, ENC_ECON2));
-  lowsyslog("  ERXST:    %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  ERXST:    %02x %02x\n",
             enc_rdbreg(priv, ENC_ERXSTH), enc_rdbreg(priv, ENC_ERXSTL));
-  lowsyslog("  ERXND:    %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  ERXND:    %02x %02x\n",
             enc_rdbreg(priv, ENC_ERXNDH), enc_rdbreg(priv, ENC_ERXNDL));
-  lowsyslog("  ERXRDPT:  %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  ERXRDPT:  %02x %02x\n",
             enc_rdbreg(priv, ENC_ERXRDPTH), enc_rdbreg(priv, ENC_ERXRDPTL));
-  lowsyslog("  ERXFCON:  %02x EPKTCNT:  %02x\n",
+  lowsyslog(LOG_DEBUG, "  ERXFCON:  %02x EPKTCNT:  %02x\n",
             enc_rdbreg(priv, ENC_ERXFCON), enc_rdbreg(priv, ENC_EPKTCNT));
-  lowsyslog("  MACON1:   %02x MACON3:   %02x\n",
+  lowsyslog(LOG_DEBUG, "  MACON1:   %02x MACON3:   %02x\n",
             enc_rdbreg(priv, ENC_MACON1), enc_rdbreg(priv, ENC_MACON3));
-  lowsyslog("  MAMXFL:   %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  MAMXFL:   %02x %02x\n",
             enc_rdbreg(priv, ENC_MAMXFLH), enc_rdbreg(priv, ENC_MAMXFLL));
-  lowsyslog("  MAADR:    %02x:%02x:%02x:%02x:%02x:%02x\n",
+  lowsyslog(LOG_DEBUG, "  MAADR:    %02x:%02x:%02x:%02x:%02x:%02x\n",
             enc_rdbreg(priv, ENC_MAADR1), enc_rdbreg(priv, ENC_MAADR2),
             enc_rdbreg(priv, ENC_MAADR3), enc_rdbreg(priv, ENC_MAADR4),
             enc_rdbreg(priv, ENC_MAADR5), enc_rdbreg(priv, ENC_MAADR6));
@@ -814,27 +818,27 @@ static void enc_rxdump(FAR struct enc_driver_s *priv)
 #if 0 /* Sometimes useful */
 static void enc_txdump(FAR struct enc_driver_s *priv)
 {
-  lowsyslog("Tx Registers:\n");
-  lowsyslog("  EIE:      %02x EIR:      %02x ESTAT:    %02x\n",
+  lowsyslog(LOG_DEBUG, "Tx Registers:\n");
+  lowsyslog(LOG_DEBUG, "  EIE:      %02x EIR:      %02x ESTAT:    %02x\n",
             enc_rdgreg(priv, ENC_EIE), enc_rdgreg(priv, ENC_EIR),);
-  lowsyslog("  ESTAT:    %02x ECON1:    %02x\n",
+  lowsyslog(LOG_DEBUG, "  ESTAT:    %02x ECON1:    %02x\n",
             enc_rdgreg(priv, ENC_ESTAT), enc_rdgreg(priv, ENC_ECON1));
-  lowsyslog("  ETXST:    %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  ETXST:    %02x %02x\n",
             enc_rdbreg(priv, ENC_ETXSTH), enc_rdbreg(priv, ENC_ETXSTL));
-  lowsyslog("  ETXND:    %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  ETXND:    %02x %02x\n",
             enc_rdbreg(priv, ENC_ETXNDH), enc_rdbreg(priv, ENC_ETXNDL));
-  lowsyslog("  MACON1:   %02x MACON3:   %02x MACON4:   %02x\n",
+  lowsyslog(LOG_DEBUG, "  MACON1:   %02x MACON3:   %02x MACON4:   %02x\n",
             enc_rdbreg(priv, ENC_MACON1), enc_rdbreg(priv, ENC_MACON3),
             enc_rdbreg(priv, ENC_MACON4));
-  lowsyslog("  MACON1:   %02x MACON3:   %02x MACON4:   %02x\n",
+  lowsyslog(LOG_DEBUG, "  MACON1:   %02x MACON3:   %02x MACON4:   %02x\n",
             enc_rdbreg(priv, ENC_MACON1), enc_rdbreg(priv, ENC_MACON3),
             enc_rdbreg(priv, ENC_MACON4));
-  lowsyslog("  MABBIPG:  %02x MAIPG %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  MABBIPG:  %02x MAIPG %02x %02x\n",
             enc_rdbreg(priv, ENC_MABBIPG), enc_rdbreg(priv, ENC_MAIPGH),
             enc_rdbreg(priv, ENC_MAIPGL));
-  lowsyslog("  MACLCON1: %02x MACLCON2:   %02x\n",
+  lowsyslog(LOG_DEBUG, "  MACLCON1: %02x MACLCON2:   %02x\n",
             enc_rdbreg(priv, ENC_MACLCON1), enc_rdbreg(priv, ENC_MACLCON2));
-  lowsyslog("  MAMXFL:   %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  MAMXFL:   %02x %02x\n",
             enc_rdbreg(priv, ENC_MAMXFLH), enc_rdbreg(priv, ENC_MAMXFLL));
 }
 #endif
diff --git a/nuttx/drivers/net/encx24j600.c b/nuttx/drivers/net/encx24j600.c
index 585054dde..69e683fb2 100644
--- a/nuttx/drivers/net/encx24j600.c
+++ b/nuttx/drivers/net/encx24j600.c
@@ -184,12 +184,18 @@
 /* Debug ********************************************************************/
 
 #ifdef CONFIG_ENCX24J600_REGDEBUG
-#  define enc_wrdump(a,v)   lowsyslog("ENCX24J600: %02x<-%04x\n", a, v);
-#  define enc_rddump(a,v)   lowsyslog("ENCX24J600: %02x->%04x\n", a, v);
-#  define enc_bfsdump(a,m)  lowsyslog("ENCX24J600: %02x|=%04x\n", a, m);
-#  define enc_bfcdump(a,m)  lowsyslog("ENCX24J600: %02x&=~%04x\n", a, m);
-#  define enc_cmddump(c)    lowsyslog("ENCX24J600: CMD: %02x\n", c);
-#  define enc_bmdump(c,b,s) lowsyslog("ENCX24J600: CMD: %02x buffer: %p length: %d\n", c,b,s);
+#  define enc_wrdump(a,v) \
+   lowsyslog(LOG_DEBUG, "ENCX24J600: %02x<-%04x\n", a, v);
+#  define enc_rddump(a,v) \
+   lowsyslog(LOG_DEBUG, "ENCX24J600: %02x->%04x\n", a, v);
+#  define enc_bfsdump(a,m) \
+   lowsyslog(LOG_DEBUG, "ENCX24J600: %02x|=%04x\n", a, m);
+#  define enc_bfcdump(a,m) \
+   lowsyslog(LOG_DEBUG, "ENCX24J600: %02x&=~%04x\n", a, m);
+#  define enc_cmddump(c) \
+   lowsyslog(LOG_DEBUG, "ENCX24J600: CMD: %02x\n", c);
+#  define enc_bmdump(c,b,s) \
+   lowsyslog(LOG_DEBUG, "ENCX24J600: CMD: %02x buffer: %p length: %d\n", c,b,s);
 #else
 #  define enc_wrdump(a,v)
 #  define enc_rddump(a,v)
@@ -803,25 +809,25 @@ static void enc_bfc(FAR struct enc_driver_s *priv, uint16_t ctrlreg,
 #if 0 /* Sometimes useful */
 static void enc_rxdump(FAR struct enc_driver_s *priv)
 {
-  lowsyslog("Rx Registers:\n");
-  lowsyslog("  EIE:      %02x EIR:      %02x\n",
+  lowsyslog(LOG_DEBUG, "Rx Registers:\n");
+  lowsyslog(LOG_DEBUG, "  EIE:      %02x EIR:      %02x\n",
             enc_rdgreg(priv, ENC_EIE), enc_rdgreg(priv, ENC_EIR));
-  lowsyslog("  ESTAT:    %02x ECON1:    %02x ECON2:    %02x\n",
+  lowsyslog(LOG_DEBUG, "  ESTAT:    %02x ECON1:    %02x ECON2:    %02x\n",
             enc_rdgreg(priv, ENC_ESTAT), enc_rdgreg(priv, ENC_ECON1),
             enc_rdgreg(priv, ENC_ECON2));
-  lowsyslog("  ERXST:    %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  ERXST:    %02x %02x\n",
             enc_rdbreg(priv, ENC_ERXSTH), enc_rdbreg(priv, ENC_ERXSTL));
-  lowsyslog("  ERXND:    %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  ERXND:    %02x %02x\n",
             enc_rdbreg(priv, ENC_ERXNDH), enc_rdbreg(priv, ENC_ERXNDL));
-  lowsyslog("  ERXRDPT:  %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  ERXRDPT:  %02x %02x\n",
             enc_rdbreg(priv, ENC_ERXRDPTH), enc_rdbreg(priv, ENC_ERXRDPTL));
-  lowsyslog("  ERXFCON:  %02x EPKTCNT:  %02x\n",
+  lowsyslog(LOG_DEBUG, "  ERXFCON:  %02x EPKTCNT:  %02x\n",
             enc_rdbreg(priv, ENC_ERXFCON), enc_rdbreg(priv, ENC_EPKTCNT));
-  lowsyslog("  MACON1:   %02x MACON3:   %02x\n",
+  lowsyslog(LOG_DEBUG, "  MACON1:   %02x MACON3:   %02x\n",
             enc_rdbreg(priv, ENC_MACON1), enc_rdbreg(priv, ENC_MACON3));
-  lowsyslog("  MAMXFL:   %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  MAMXFL:   %02x %02x\n",
             enc_rdbreg(priv, ENC_MAMXFLH), enc_rdbreg(priv, ENC_MAMXFLL));
-  lowsyslog("  MAADR:    %02x:%02x:%02x:%02x:%02x:%02x\n",
+  lowsyslog(LOG_DEBUG, "  MAADR:    %02x:%02x:%02x:%02x:%02x:%02x\n",
             enc_rdbreg(priv, ENC_MAADR1), enc_rdbreg(priv, ENC_MAADR2),
             enc_rdbreg(priv, ENC_MAADR3), enc_rdbreg(priv, ENC_MAADR4),
             enc_rdbreg(priv, ENC_MAADR5), enc_rdbreg(priv, ENC_MAADR6));
@@ -831,27 +837,27 @@ static void enc_rxdump(FAR struct enc_driver_s *priv)
 #if 0 /* Sometimes useful */
 static void enc_txdump(FAR struct enc_driver_s *priv)
 {
-  lowsyslog("Tx Registers:\n");
-  lowsyslog("  EIE:      %02x EIR:      %02x ESTAT:    %02x\n",
+  lowsyslog(LOG_DEBUG, "Tx Registers:\n");
+  lowsyslog(LOG_DEBUG, "  EIE:      %02x EIR:      %02x ESTAT:    %02x\n",
             enc_rdgreg(priv, ENC_EIE), enc_rdgreg(priv, ENC_EIR),);
-  lowsyslog("  ESTAT:    %02x ECON1:    %02x\n",
+  lowsyslog(LOG_DEBUG, "  ESTAT:    %02x ECON1:    %02x\n",
             enc_rdgreg(priv, ENC_ESTAT), enc_rdgreg(priv, ENC_ECON1));
-  lowsyslog("  ETXST:    %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  ETXST:    %02x %02x\n",
             enc_rdbreg(priv, ENC_ETXSTH), enc_rdbreg(priv, ENC_ETXSTL));
-  lowsyslog("  ETXND:    %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  ETXND:    %02x %02x\n",
             enc_rdbreg(priv, ENC_ETXNDH), enc_rdbreg(priv, ENC_ETXNDL));
-  lowsyslog("  MACON1:   %02x MACON3:   %02x MACON4:   %02x\n",
+  lowsyslog(LOG_DEBUG, "  MACON1:   %02x MACON3:   %02x MACON4:   %02x\n",
             enc_rdbreg(priv, ENC_MACON1), enc_rdbreg(priv, ENC_MACON3),
             enc_rdbreg(priv, ENC_MACON4));
-  lowsyslog("  MACON1:   %02x MACON3:   %02x MACON4:   %02x\n",
+  lowsyslog(LOG_DEBUG, "  MACON1:   %02x MACON3:   %02x MACON4:   %02x\n",
             enc_rdbreg(priv, ENC_MACON1), enc_rdbreg(priv, ENC_MACON3),
             enc_rdbreg(priv, ENC_MACON4));
-  lowsyslog("  MABBIPG:  %02x MAIPG %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  MABBIPG:  %02x MAIPG %02x %02x\n",
             enc_rdbreg(priv, ENC_MABBIPG), enc_rdbreg(priv, ENC_MAIPGH),
             enc_rdbreg(priv, ENC_MAIPGL));
-  lowsyslog("  MACLCON1: %02x MACLCON2:   %02x\n",
+  lowsyslog(LOG_DEBUG, "  MACLCON1: %02x MACLCON2:   %02x\n",
             enc_rdbreg(priv, ENC_MACLCON1), enc_rdbreg(priv, ENC_MACLCON2));
-  lowsyslog("  MAMXFL:   %02x %02x\n",
+  lowsyslog(LOG_DEBUG, "  MAMXFL:   %02x %02x\n",
             enc_rdbreg(priv, ENC_MAMXFLH), enc_rdbreg(priv, ENC_MAMXFLL));
 }
 #endif
diff --git a/nuttx/drivers/syslog/ramlog.c b/nuttx/drivers/syslog/ramlog.c
index 0be3b454b..fde47c1c6 100644
--- a/nuttx/drivers/syslog/ramlog.c
+++ b/nuttx/drivers/syslog/ramlog.c
@@ -725,10 +725,10 @@ int ramlog_sysloginit(void)
  * Description:
  *   This is the low-level system logging interface.  The debugging/syslogging
  *   interfaces are syslog() and lowsyslog().  The difference is that
- *   the syslog() internface writes to fd=1 (stdout) whereas lowsyslog() uses
- *   a lower level interface that works from interrupt handlers.  This
- *   function is a a low-level interface used to implement lowsyslog()
- *   when CONFIG_RAMLOG_SYSLOG=y and CONFIG_SYSLOG=y
+ *   the syslog() internface writes to syslog device (usually fd=1, stdout)
+ *   whereas lowsyslog() uses a lower level interface that works from
+ *   interrupt handlers.  This function is a a low-level interface used to
+ *   implement lowsyslog() when CONFIG_RAMLOG_SYSLOG=y and CONFIG_SYSLOG=y
  *
  ****************************************************************************/
 
diff --git a/nuttx/drivers/usbdev/usbdev_trace.c b/nuttx/drivers/usbdev/usbdev_trace.c
index f57cfbdc0..24f18fe5c 100644
--- a/nuttx/drivers/usbdev/usbdev_trace.c
+++ b/nuttx/drivers/usbdev/usbdev_trace.c
@@ -40,6 +40,7 @@
 #include <nuttx/config.h>
 
 #include <sys/types.h>
+#include <stdarg.h>
 #include <stdint.h>
 #include <errno.h>
 #include <debug.h>
@@ -89,6 +90,26 @@ static usbtrace_idset_t g_maskedidset = CONFIG_USBDEV_TRACE_INITIALIDSET;
  ****************************************************************************/
 
 /****************************************************************************
+ * Name: usbtrace_syslog
+ ****************************************************************************/
+
+#if !defined(CONFIG_USBDEV_TRACE) && \
+    (defined(CONFIG_DEBUG) && defined(CONFIG_DEBUG_USB))
+static int usbtrace_syslog(const char *fmt, ...)
+{
+  va_list ap;
+  int ret;
+
+  /* Let lowvsyslog do the real work */
+
+  va_start(ap, fmt);
+  ret = lowvsyslog(LOG_INFO, fmt, ap);
+  va_end(ap);
+  return ret;
+}
+#endif
+
+/****************************************************************************
  * Public Functions
  ****************************************************************************/
 
@@ -110,7 +131,8 @@ static usbtrace_idset_t g_maskedidset = CONFIG_USBDEV_TRACE_INITIALIDSET;
  *
  *******************************************************************************/
 
-#if defined(CONFIG_USBDEV_TRACE) || (defined(CONFIG_DEBUG) && defined(CONFIG_DEBUG_USB))
+#if defined(CONFIG_USBDEV_TRACE) || \
+   (defined(CONFIG_DEBUG) && defined(CONFIG_DEBUG_USB))
 usbtrace_idset_t usbtrace_enable(usbtrace_idset_t idset)
 {
   irqstate_t flags;
@@ -170,7 +192,7 @@ void usbtrace(uint16_t event, uint16_t value)
 #else
       /* Just print the data using lowsyslog */
 
-      usbtrace_trprintf((trprintf_t)lowsyslog, event, value);
+      usbtrace_trprintf(usbtrace_syslog, event, value);
 #endif
     }
 
diff --git a/nuttx/drivers/usbdev/usbmsc.h b/nuttx/drivers/usbdev/usbmsc.h
index 1fa8a83af..c98e275bc 100644
--- a/nuttx/drivers/usbdev/usbmsc.h
+++ b/nuttx/drivers/usbdev/usbmsc.h
@@ -204,30 +204,6 @@
 #  define CONFIG_USBMSC_SCSI_STACKSIZE 2048
 #endif
 
-/* Debug -- must be consistent with include/debug.h */
-
-#ifdef CONFIG_CPP_HAVE_VARARGS
-#  ifdef CONFIG_DEBUG
-#    ifdef CONFIG_ARCH_LOWPUTC
-#      define dbgprintf(format, ...) lowsyslog(format, ##__VA_ARGS__)
-#    else
-#      define dbgprintf(format, ...) syslog(format, ##__VA_ARGS__)
-#     endif
-#  else
-#      define dbgprintf(x...)
-#  endif
-#else
-#  ifdef CONFIG_DEBUG
-#    ifdef CONFIG_ARCH_LOWPUTC
-#      define dbgprintf lowsyslog
-#    else
-#      define dbgprintf syslog
-#     endif
-#  else
-#      define dbgprintf (void)
-#  endif
-#endif
-
 /* Packet and request buffer sizes */
 
 #ifndef CONFIG_USBMSC_EP0MAXPACKET
diff --git a/nuttx/drivers/usbdev/usbmsc_scsi.c b/nuttx/drivers/usbdev/usbmsc_scsi.c
index 479d7ed9d..78ed8f42c 100644
--- a/nuttx/drivers/usbdev/usbmsc_scsi.c
+++ b/nuttx/drivers/usbdev/usbmsc_scsi.c
@@ -199,12 +199,13 @@ static void usbmsc_dumpdata(const char *msg, const uint8_t *buf, int buflen)
 {
   int i;
 
-  dbgprintf("%s:", msg);
+  lowsyslog(LOG_DEBUG, "%s:", msg);
   for (i = 0; i < buflen; i++)
     {
-      dbgprintf(" %02x", buf[i]);
+      lowsyslog(LOG_DEBUG, " %02x", buf[i]);
     }
-  dbgprintf("\n");
+
+  lowsyslog(LOG_DEBUG, "\n");
 }
 #endif
 
diff --git a/nuttx/drivers/usbhost/usbhost_trace.c b/nuttx/drivers/usbhost/usbhost_trace.c
index d6d1f4dd4..af97509ac 100644
--- a/nuttx/drivers/usbhost/usbhost_trace.c
+++ b/nuttx/drivers/usbhost/usbhost_trace.c
@@ -108,7 +108,7 @@ static int usbhost_trsyslog(uint32_t event, FAR void *arg)
     {
       /* Just print the data using syslog() */
 
-      syslog(fmt, (unsigned int)TRACE_DECODE_U23(event));
+      syslog(LOG_INFO, fmt, (unsigned int)TRACE_DECODE_U23(event));
     }
 
   /* No, then it must the the two argument format first. */
@@ -121,7 +121,7 @@ static int usbhost_trsyslog(uint32_t event, FAR void *arg)
         {
           /* Just print the data using syslog() */
 
-          syslog(fmt, (unsigned int)TRACE_DECODE_U7(event),
+          syslog(LOG_INFO, fmt, (unsigned int)TRACE_DECODE_U7(event),
                  (unsigned int)TRACE_DECODE_U16(event));
         }
     }
@@ -206,7 +206,7 @@ void usbhost_trace1(uint16_t id, uint32_t u23)
 
   /* Just print the data using syslog() */
 
-  syslog(fmt, (unsigned int)u23);
+  syslog(LOG_INFO, fmt, (unsigned int)u23);
 #endif
 }
 
@@ -224,7 +224,7 @@ void usbhost_trace2(uint16_t id, uint8_t u7, uint16_t u16)
 
   /* Just print the data using syslog() */
 
-  syslog(fmt, u7, u16);
+  syslog(LOG_INFO, fmt, u7, u16);
 #endif
 }
 
diff --git a/nuttx/drivers/wireless/cc3000/cc3000.c b/nuttx/drivers/wireless/cc3000/cc3000.c
index 6cbde77ac..2c113b4f2 100644
--- a/nuttx/drivers/wireless/cc3000/cc3000.c
+++ b/nuttx/drivers/wireless/cc3000/cc3000.c
@@ -687,9 +687,11 @@ static void * cc3000_worker(FAR void *arg)
                      * Will it fit?
                      */
 
-                    if (data_to_recv >= priv->rx_buffer_max_len){
-                        lowsyslog("data_to_recv %d",data_to_recv);
-                    }
+                    if (data_to_recv >= priv->rx_buffer_max_len
+                      {
+                        lowsyslog(LOG_INFO, "data_to_recv %d", data_to_recv);
+                      }
+
                     DEBUGASSERT(data_to_recv < priv->rx_buffer_max_len);
                     SPI_RECVBLOCK(priv->spi, priv->rx_buffer.pbuffer, data_to_recv);
                   }
diff --git a/nuttx/drivers/wireless/nrf24l01.c b/nuttx/drivers/wireless/nrf24l01.c
index dc9fa1363..573cde044 100644
--- a/nuttx/drivers/wireless/nrf24l01.c
+++ b/nuttx/drivers/wireless/nrf24l01.c
@@ -1733,39 +1733,59 @@ void nrf24l01_dumpregs(struct nrf24l01_dev_s *dev)
   uint8_t addr[NRF24L01_MAX_ADDR_LEN];
   char addrstr[NRF24L01_MAX_ADDR_LEN * 2 +1];
 
-  syslog("CONFIG:    %02x\n", nrf24l01_readregbyte(dev, NRF24L01_CONFIG));
-  syslog("EN_AA:     %02x\n", nrf24l01_readregbyte(dev, NRF24L01_EN_AA));
-  syslog("EN_RXADDR: %02x\n", nrf24l01_readregbyte(dev, NRF24L01_EN_RXADDR));
-  syslog("SETUP_AW:  %02x\n", nrf24l01_readregbyte(dev, NRF24L01_SETUP_AW));
-
-  syslog("SETUP_RETR:%02x\n", nrf24l01_readregbyte(dev, NRF24L01_SETUP_RETR));
-  syslog("RF_CH:     %02x\n", nrf24l01_readregbyte(dev, NRF24L01_RF_CH));
-  syslog("RF_SETUP:  %02x\n", nrf24l01_readregbyte(dev, NRF24L01_RF_SETUP));
-  syslog("STATUS:    %02x\n", nrf24l01_readregbyte(dev, NRF24L01_STATUS));
-  syslog("OBS_TX:    %02x\n", nrf24l01_readregbyte(dev, NRF24L01_OBSERVE_TX));
+  syslog(LOG_INFO, "CONFIG:    %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_CONFIG));
+  syslog(LOG_INFO, "EN_AA:     %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_EN_AA));
+  syslog(LOG_INFO, "EN_RXADDR: %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_EN_RXADDR));
+  syslog(LOG_INFO, "SETUP_AW:  %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_SETUP_AW));
+
+  syslog(LOG_INFO, "SETUP_RETR:%02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_SETUP_RETR));
+  syslog(LOG_INFO, "RF_CH:     %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_RF_CH));
+  syslog(LOG_INFO, "RF_SETUP:  %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_RF_SETUP));
+  syslog(LOG_INFO, "STATUS:    %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_STATUS));
+  syslog(LOG_INFO, "OBS_TX:    %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_OBSERVE_TX));
 
   nrf24l01_readreg(dev, NRF24L01_TX_ADDR, addr, dev->addrlen);
   binarycvt(addrstr, addr, dev->addrlen);
-  syslog("TX_ADDR:   %s\n", addrstr);
-
-  syslog("CD:        %02x\n", nrf24l01_readregbyte(dev, NRF24L01_CD));
-  syslog("RX_PW_P0:  %02x\n", nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P0));
-  syslog("RX_PW_P1:  %02x\n", nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P1));
-  syslog("RX_PW_P2:  %02x\n", nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P2));
-  syslog("RX_PW_P3:  %02x\n", nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P3));
-  syslog("RX_PW_P4:  %02x\n", nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P4));
-  syslog("RX_PW_P5:  %02x\n", nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P5));
-
-  syslog("FIFO_STAT: %02x\n", nrf24l01_readregbyte(dev, NRF24L01_FIFO_STATUS));
-  syslog("DYNPD:     %02x\n", nrf24l01_readregbyte(dev, NRF24L01_DYNPD));
-  syslog("FEATURE:   %02x\n", nrf24l01_readregbyte(dev, NRF24L01_FEATURE));
+  syslog(LOG_INFO, "TX_ADDR:   %s\n", addrstr);
+
+  syslog(LOG_INFO, "CD:        %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_CD));
+  syslog(LOG_INFO, "RX_PW_P0:  %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P0));
+  syslog(LOG_INFO, "RX_PW_P1:  %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P1));
+  syslog(LOG_INFO, "RX_PW_P2:  %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P2));
+  syslog(LOG_INFO, "RX_PW_P3:  %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P3));
+  syslog(LOG_INFO, "RX_PW_P4:  %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P4));
+  syslog(LOG_INFO, "RX_PW_P5:  %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_RX_PW_P5));
+
+  syslog(LOG_INFO, "FIFO_STAT: %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_FIFO_STATUS));
+  syslog(LOG_INFO, "DYNPD:     %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_DYNPD));
+  syslog(LOG_INFO, "FEATURE:   %02x\n",
+         nrf24l01_readregbyte(dev, NRF24L01_FEATURE));
 }
 
 #ifdef CONFIG_WL_NRF24L01_RXSUPPORT
 void nrf24l01_dumprxfifo(struct nrf24l01_dev_s *dev)
 {
-  syslog("bytes count: %d\n", dev->fifo_len);
-  syslog("next read:   %d,  next write: %d\n", dev->nxt_read, dev-> nxt_write);
+  syslog(LOG_INFO, "bytes count: %d\n", dev->fifo_len);
+  syslog(LOG_INFO, "next read:   %d,  next write: %d\n",
+         dev->nxt_read, dev-> nxt_write);
 }
 #endif