1 files changed, 103 insertions, 0 deletions

diff --git a/firmware/target/mips/ingenic_jz47xx/debug-jz4760.c b/firmware/target/mips/ingenic_jz47xx/debug-jz4760.c
index 848fa5343e..ffd9faaf60 100644
--- a/firmware/target/mips/ingenic_jz47xx/debug-jz4760.c
+++ b/firmware/target/mips/ingenic_jz47xx/debug-jz4760.c
@@ -169,3 +169,106 @@ bool dbg_hw_info(void)
     }
     return true;
 }
+
+#define CFG_UART_BASE           UART1_BASE      /* Base of the UART channel */
+
+void serial_putc (const char c)
+{
+        volatile u8 *uart_lsr = (volatile u8 *)(CFG_UART_BASE + OFF_LSR);
+        volatile u8 *uart_tdr = (volatile u8 *)(CFG_UART_BASE + OFF_TDR);
+
+        if (c == '\n') serial_putc ('\r');
+
+        /* Wait for fifo to shift out some bytes */
+        while ( !((*uart_lsr & (UARTLSR_TDRQ | UARTLSR_TEMT)) == 0x60) );
+
+        *uart_tdr = (u8)c;
+}
+
+void serial_puts (const char *s)
+{
+        while (*s) {
+                serial_putc (*s++);
+        }
+}
+
+void serial_putsf(const char *format, ...)
+{
+    static char printfbuf[256];
+    int len;
+    unsigned char *ptr;
+    va_list ap;
+    va_start(ap, format);
+
+    ptr = printfbuf;
+    len = vsnprintf(ptr, sizeof(printfbuf), format, ap);
+    va_end(ap);
+    (void)len;
+
+    serial_puts(ptr);
+    serial_putc('\n');
+}
+
+void serial_put_hex(unsigned int  d)
+{
+        char c[12];
+        int i;
+        for(i = 0; i < 8;i++)
+        {
+                c[i] = (d >> ((7 - i) * 4)) & 0xf;
+                if(c[i] < 10)
+                        c[i] += 0x30;
+                else
+                        c[i] += (0x41 - 10);
+        }
+        c[8] = '\n';
+        c[9] = 0;
+        serial_puts(c);
+
+}
+void serial_put_dec(unsigned int  d)
+{
+        char c[16];
+        int i;
+        int j = 0;
+        int x = d;
+
+        while (x /= 10)
+                j++;
+
+        for (i = j; i >= 0; i--) {
+                c[i] = d % 10;
+                c[i] += 0x30;
+                d /= 10;
+        }
+        c[j + 1] = '\n';
+        c[j + 2] = 0;
+        serial_puts(c);
+}
+
+void serial_dump_data(unsigned char* data, int len)
+{
+        int i;
+        for(i=0; i<len; i++)
+        {
+                unsigned char a = ((*data)>>4) & 0xf;
+                if(a < 10)
+                        a += 0x30;
+                else
+                        a += (0x41 - 10);
+                serial_putc( a );
+
+                a = (*data) & 0xf;
+                if(a < 10)
+                        a += 0x30;
+                else
+                        a += (0x41 - 10);
+                serial_putc( a );
+
+                serial_putc( ' ' );
+
+                data++;
+        }
+
+        serial_putc( '\n' );
+}