include/asm-arm/arch-moxart/uncompress.h

   1 #include <asm/arch/moxa.h>
   2
   3 static void delayputs(void)
   4 {
   5         volatile unsigned int i=100;
   6         while(i--)
   7            ;
   8 }
   9 /*
  10  * If we need to do some setup prior to decompression (like initializing the
  11  * UART if we want to use puts() above) then we define it here. Punt.
  12  */
  13
  14 #define SERIAL_THR                      0x00                    /*  Transmitter Holding Register(Write).*/
  15 #define SERIAL_RBR                      0x00                    /*  Receive Buffer register (Read).*/
  16 #define SERIAL_IER                      0x04                    /*  Interrupt Enable register.*/
  17 #define SERIAL_IIR                      0x08                    /*  Interrupt Identification register(Read).*/
  18 #define SERIAL_FCR                      0x08                    /*  FIFO control register(Write).*/
  19 #define SERIAL_EFR                      0x08                    //  ?????????????????????
  20 #define SERIAL_LCR                      0x0C                    /*  Line Control register.*/
  21 #define SERIAL_MCR                      0x10                    /*  Modem Control Register.*/
  22 #define SERIAL_LSR                      0x14                    /*  Line status register(Read) .*/
  23 #define SERIAL_MSR                      0x18                    /*  Modem Status register (Read).*/
  24 #define SERIAL_SPR                      0x1C                    /*  Scratch pad register */
  25 #define SERIAL_DLL                      0x0                     /*  Divisor Register LSB */
  26 #define SERIAL_DLM                      0x4                     /*  Divisor Register MSB */
  27 #define SERIAL_PSR                      0x8                     /* Prescale Divison Factor */
  28
  29
  30 /* LSR Register */
  31 #define SERIAL_LSR_DR                  0x1              /* Data Ready */
  32 #define SERIAL_LSR_OE                  0x2              /* Overrun Error */
  33 #define SERIAL_LSR_PE                  0x4              /* Parity Error */
  34 #define SERIAL_LSR_FE                  0x8              /* Framing Error */
  35 #define SERIAL_LSR_BI                  0x10             /* Break Interrupt */
  36 #define SERIAL_LSR_THRE                0x20             /* THR Empty */
  37 #define SERIAL_LSR_TE                  0x40             /* Transmitte Empty */
  38 #define SERIAL_LSR_DE                  0x80             /* FIFO Data Error */
  39
  40
  41 #define PUTS_UART_BASE CPE_UART1_BASE
  42
  43 #if 0   // mask by Victor Yu. 05-19-2005
  44 static void puts(const char *s)
  45 #else   // add by Victor Yu. 05-19-2005
  46 static void putstr(const char *s)
  47 #endif
  48 {
  49         while (*s)
  50         {
  51             volatile unsigned int status=0;
  52             do
  53             {
  54                 status = *(unsigned char *)(PUTS_UART_BASE+SERIAL_LSR);
  55             }
  56                 while (!((status & SERIAL_LSR_THRE)==SERIAL_LSR_THRE) );
  57
  58                 *(unsigned char *)(PUTS_UART_BASE+SERIAL_THR) = *s;
  59
  60                 if (*s == '\n')
  61                 {
  62
  63             do
  64             {
  65                 status = *(unsigned char *)(PUTS_UART_BASE+SERIAL_LSR);
  66             }
  67                 while (!((status & SERIAL_LSR_THRE)==SERIAL_LSR_THRE) );
  68
  69                         *(unsigned char *)(PUTS_UART_BASE+SERIAL_THR) = '\r';
  70                 }
  71                 s++;
  72         }
  73 }
  74
  75 #define arch_decomp_setup()
  76 #define arch_decomp_wdog()