Make sure that argv[] argument pointers are not modified.

[karo-tx-uboot.git] / common / cmd_fdc.c

diff --git a/common/cmd_fdc.c b/common/cmd_fdc.c
index c043b9765002292c3592d8c0b6df618a1cdf6675..486d5d4844790e3dbfefaf1a450d1c320bd48f39 100644 (file)
--- a/common/cmd_fdc.c
+++ b/common/cmd_fdc.c
@@ -183,31 +183,6 @@ static FDC_COMMAND_STRUCT cmd; /* global command struct */
 #define CONFIG_SYS_ISA_IO_OFFSET 0
 #endif
 
-
-#ifdef CONFIG_AMIGAONEG3SE
-unsigned char INT6_Status;
-
-void fdc_interrupt(void)
-{
-    INT6_Status = 0x80;
-}
-
-/* waits for an interrupt (polling) */
-int wait_for_fdc_int(void)
-{
-       unsigned long timeout;
-       timeout = FDC_TIME_OUT;
-       while(((volatile)INT6_Status & 0x80) == 0) {
-               timeout--;
-               udelay(10);
-               if(timeout == 0) /* timeout occured */
-                       return FALSE;
-       }
-       INT6_Status = 0;
-       return TRUE;
-}
-#endif
-
 /* Supporting Functions */
 /* reads a Register of the FDC */
 unsigned char read_fdc_reg(unsigned int addr)
@@ -230,7 +205,6 @@ void write_fdc_reg(unsigned int addr, unsigned char val)
        tmp[0]=val;
 }
 
-#ifndef CONFIG_AMIGAONEG3SE
 /* waits for an interrupt (polling) */
 int wait_for_fdc_int(void)
 {
@@ -245,8 +219,6 @@ int wait_for_fdc_int(void)
        return TRUE;
 }
 
-#endif
-
 /* reads a byte from the FIFO of the FDC and checks direction and RQM bit
    of the MSR. returns -1 if timeout, or byte if ok */
 int read_fdc_byte(void)
@@ -438,7 +410,6 @@ int fdc_seek(FDC_COMMAND_STRUCT *pCMD,FD_GEO_STRUCT *pFG)
        return(fdc_issue_cmd(pCMD,pFG));
 }
 
-#ifndef CONFIG_AMIGAONEG3SE
 /* terminates current command, by not servicing the FIFO
  * waits for interrupt and fills in the result bytes */
 int fdc_terminate(FDC_COMMAND_STRUCT *pCMD)
@@ -452,27 +423,6 @@ int fdc_terminate(FDC_COMMAND_STRUCT *pCMD)
        }
        return TRUE;
 }
-#endif
-#ifdef CONFIG_AMIGAONEG3SE
-int fdc_terminate(FDC_COMMAND_STRUCT *pCMD)
-{
-       int i;
-       for(i=0;i<100;i++)
-               udelay(500); /* wait 500usec for fifo overrun */
-       while((INT6_Status&0x80)==0x00); /* wait as long as no int has occured */
-       for(i=0;i<7;i++) {
-               pCMD->result[i]=(unsigned char)read_fdc_byte();
-       }
-       INT6_Status = 0;
-       return TRUE;
-}
-
-#endif
-
-#ifdef CONFIG_AMIGAONEG3SE
-#define disable_interrupts() 0
-#define enable_interrupts() (void)0
-#endif
 
 /* reads data from FDC, seek commands are issued automatic */
 int fdc_read_data(unsigned char *buffer, unsigned long blocks,FDC_COMMAND_STRUCT *pCMD, FD_GEO_STRUCT *pFG)
@@ -593,11 +543,6 @@ retrycal:
        return TRUE;
 }
 
-#ifdef CONFIG_AMIGAONEG3SE
-#undef disable_interrupts()
-#undef enable_interrupts()
-#endif
-
 /* Scan all drives and check if drive is present and disk is inserted */
 int fdc_check_drive(FDC_COMMAND_STRUCT *pCMD, FD_GEO_STRUCT *pFG)
 {
@@ -647,11 +592,6 @@ int fdc_setup(int drive, FDC_COMMAND_STRUCT *pCMD, FD_GEO_STRUCT *pFG)
 {
        int i;
 
-#ifdef CONFIG_AMIGAONEG3SE
-       irq_install_handler(6, (interrupt_handler_t *)fdc_interrupt, NULL);
-       i8259_unmask_irq(6);
-#endif
-
 #ifdef CONFIG_SYS_FDC_HW_INIT
        fdc_hw_init ();
 #endif
@@ -773,7 +713,7 @@ int fdc_fdos_read (void *buffer, int len)
 /****************************************************************************
  * main routine do_fdcboot
  */
-int do_fdcboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
+int do_fdcboot (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
 {
        FD_GEO_STRUCT *pFG = (FD_GEO_STRUCT *)floppy_type;
        FDC_COMMAND_STRUCT *pCMD = &cmd;
@@ -903,6 +843,6 @@ int do_fdcboot (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 U_BOOT_CMD(
        fdcboot,        3,      1,      do_fdcboot,
        "boot from floppy device",
-       "loadAddr drive\n"
+       "loadAddr drive"
 );
 #endif