#include <asm/mem_init.h>
#include "stamp.h"
+DECLARE_GLOBAL_DATA_PTR;
+
#define STATUS_LED_OFF 0
-#define STATUS_LED_ON 1
+#define STATUS_LED_ON 1
#ifdef CONFIG_SHOW_BOOT_PROGRESS
# define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg)
#else
-# define SHOW_BOOT_PROGRESS(arg)
+# define SHOW_BOOT_PROGRESS(arg)
#endif
-int checkboard(void)
+int checkboard (void)
{
- printf("CPU: ADSP BF533 Rev.: 0.%d\n", *pCHIPID >> 28);
- printf("Board: ADI BF533 Stamp board\n");
- printf(" Support: http://blackfin.uclinux.org/\n");
- printf(" Richard Klingler <richard@uclinux.net>\n");
+ printf ("CPU: ADSP BF533 Rev.: 0.%d\n", *pCHIPID >> 28);
+ printf ("Board: ADI BF533 Stamp board\n");
+ printf (" Support: http://blackfin.uclinux.org/\n");
+ printf (" Richard Klingler <richard@uclinux.net>\n");
return 0;
}
-long int initdram(int board_type)
+long int initdram (int board_type)
{
- DECLARE_GLOBAL_DATA_PTR;
#ifdef DEBUG
- printf("SDRAM attributes:\n");
- printf(" tRCD:%d Cycles; tRP:%d Cycles; tRAS:%d Cycles; tWR:%d Cycles; "
- "CAS Latency:%d cycles\n", (SDRAM_tRCD >> 15), (SDRAM_tRP >> 11),
- (SDRAM_tRAS >> 6), ( SDRAM_tWR >> 19), (SDRAM_CL >> 2 ));
- printf("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
- printf("Bank size = %d MB\n", 128);
+ printf ("SDRAM attributes:\n");
+ printf (" tRCD:%d Cycles; tRP:%d Cycles; tRAS:%d Cycles; tWR:%d Cycles; "
+ "CAS Latency:%d cycles\n",
+ (SDRAM_tRCD >> 15),
+ (SDRAM_tRP >> 11),
+ (SDRAM_tRAS >> 6),
+ (SDRAM_tWR >> 19),
+ (SDRAM_CL >> 2));
+ printf ("SDRAM Begin: 0x%x\n", CFG_SDRAM_BASE);
+ printf ("Bank size = %d MB\n", 128);
#endif
gd->bd->bi_memstart = CFG_SDRAM_BASE;
gd->bd->bi_memsize = CFG_MAX_RAM_SIZE;
return (gd->bd->bi_memsize);
}
-void swap_to(int device_id)
+void swap_to (int device_id)
{
- if (device_id == ETHERNET)
- {
+ if (device_id == ETHERNET) {
*pFIO_DIR = PF0;
- asm("ssync;");
+ asm ("ssync;");
*pFIO_FLAG_S = PF0;
- asm("ssync;");
- }
- else if (device_id == FLASH)
- {
+ asm ("ssync;");
+ } else if (device_id == FLASH) {
*pFIO_DIR = (PF4 | PF3 | PF2 | PF1 | PF0);
- *pFIO_FLAG_S = (PF4 | PF3 | PF2 );
+ *pFIO_FLAG_S = (PF4 | PF3 | PF2);
*pFIO_MASKA_D = (PF8 | PF6 | PF5);
*pFIO_MASKB_D = (PF7);
- *pFIO_POLAR = (PF8 | PF6 | PF5 );
+ *pFIO_POLAR = (PF8 | PF6 | PF5);
*pFIO_EDGE = (PF8 | PF7 | PF6 | PF5);
*pFIO_INEN = (PF8 | PF7 | PF6 | PF5);
- *pFIO_FLAG_D = (PF4 | PF3 | PF2 );
- asm("ssync;");
+ *pFIO_FLAG_D = (PF4 | PF3 | PF2);
+ asm ("ssync;");
+ } else {
+ printf ("Unknown bank to switch\n");
}
- else {
- printf("Unknown bank to switch\n");
- }
-
+
return;
}
#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
-int misc_init_r(void)
+int misc_init_r (void)
{
int i;
int cf_stat = 0;
/* Check whether CF card is inserted */
*pFIO_EDGE = FIO_EDGE_CF_BITS;
*pFIO_POLAR = FIO_POLAR_CF_BITS;
- for (i=0; i < 0x300 ; i++) asm("nop;");
-
- if ( (*pFIO_FLAG_S) & CF_STAT_BITS)
- {
+ for (i = 0; i < 0x300; i++)
+ asm ("nop;");
+
+ if ((*pFIO_FLAG_S) & CF_STAT_BITS) {
cf_stat = 0;
- }
- else
- {
+ } else {
cf_stat = 1;
}
- *pFIO_EDGE = FIO_EDGE_BITS;
+ *pFIO_EDGE = FIO_EDGE_BITS;
*pFIO_POLAR = FIO_POLAR_BITS;
-
- if (cf_stat)
- {
- printf ("Booting from COMPACT flash\n");
+
+ if (cf_stat) {
+ printf ("Booting from COMPACT flash\n");
/* Set cycle time for CF */
*(volatile unsigned long *) ambctl1 = CF_AMBCTL1VAL;
- for (i=0; i < 0x1000 ; i++) asm("nop;");
- for (i=0; i < 0x1000 ; i++) asm("nop;");
- for (i=0; i < 0x1000 ; i++) asm("nop;");
+ for (i = 0; i < 0x1000; i++)
+ asm ("nop;");
+ for (i = 0; i < 0x1000; i++)
+ asm ("nop;");
+ for (i = 0; i < 0x1000; i++)
+ asm ("nop;");
- serial_setbrg();
- ide_init();
+ serial_setbrg ();
+ ide_init ();
setenv ("bootargs", "");
- setenv ("bootcmd", "fatload ide 0:1 0x1000000 uImage-stamp;bootm 0x1000000;bootm 0x20100000" );
- }
- else
- {
+ setenv ("bootcmd",
+ "fatload ide 0:1 0x1000000 uImage-stamp;bootm 0x1000000;bootm 0x20100000");
+ } else {
printf ("Booting from FLASH\n");
}
#ifdef CONFIG_STAMP_CF
-void cf_outb(unsigned char val, volatile unsigned char* addr)
+void cf_outb (unsigned char val, volatile unsigned char *addr)
{
- /*
+ /*
* Set PF1 PF0 respectively to 0 1 to divert address
- * to the expansion memory banks
+ * to the expansion memory banks
*/
*pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1;
- asm("ssync;");
+ asm ("ssync;");
*(addr) = val;
- asm("ssync;");
+ asm ("ssync;");
- /* Setback PF1 PF0 to 0 0 to address external
+ /* Setback PF1 PF0 to 0 0 to address external
* memory banks */
*(volatile unsigned short *) pFIO_FLAG_C = CF_PF1_PF0;
- asm("ssync;");
+ asm ("ssync;");
}
-unsigned char cf_inb(volatile unsigned char *addr)
+unsigned char cf_inb (volatile unsigned char *addr)
{
volatile unsigned char c;
*pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1;
- asm("ssync;");
+ asm ("ssync;");
c = *(addr);
- asm("ssync;");
+ asm ("ssync;");
*pFIO_FLAG_C = CF_PF1_PF0;
- asm("ssync;");
+ asm ("ssync;");
return c;
}
-void cf_insw(unsigned short *sect_buf, unsigned short *addr, int words)
+void cf_insw (unsigned short *sect_buf, unsigned short *addr, int words)
{
int i;
*pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1;
- asm("ssync;");
+ asm ("ssync;");
- for (i = 0;i < words; i++)
- {
+ for (i = 0; i < words; i++) {
*(sect_buf + i) = *(addr);
- asm("ssync;");
+ asm ("ssync;");
}
*pFIO_FLAG_C = CF_PF1_PF0;
- asm("ssync;");
+ asm ("ssync;");
}
-void cf_outsw(unsigned short *addr, unsigned short *sect_buf, int words)
+void cf_outsw (unsigned short *addr, unsigned short *sect_buf, int words)
{
int i;
*pFIO_FLAG_S = CF_PF0;
*pFIO_FLAG_C = CF_PF1;
- asm("ssync;");
+ asm ("ssync;");
- for (i = 0;i < words; i++)
- {
+ for (i = 0; i < words; i++) {
*(addr) = *(sect_buf + i);
- asm("ssync;");
+ asm ("ssync;");
}
*pFIO_FLAG_C = CF_PF1_PF0;
- asm("ssync;");
+ asm ("ssync;");
}
#endif
-void stamp_led_set(int LED1, int LED2, int LED3)
+void stamp_led_set (int LED1, int LED2, int LED3)
{
- *pFIO_INEN &= ~( PF2 | PF3 | PF4);
- *pFIO_DIR |= ( PF2 | PF3 | PF4);
-
- if(LED1 == STATUS_LED_OFF)
+ *pFIO_INEN &= ~(PF2 | PF3 | PF4);
+ *pFIO_DIR |= (PF2 | PF3 | PF4);
+
+ if (LED1 == STATUS_LED_OFF)
*pFIO_FLAG_S = PF2;
else
*pFIO_FLAG_C = PF2;
- if(LED2 == STATUS_LED_OFF)
+ if (LED2 == STATUS_LED_OFF)
*pFIO_FLAG_S = PF3;
else
*pFIO_FLAG_C = PF3;
- if(LED3 == STATUS_LED_OFF)
+ if (LED3 == STATUS_LED_OFF)
*pFIO_FLAG_S = PF4;
else
*pFIO_FLAG_C = PF4;
- asm("ssync;");
+ asm ("ssync;");
}
-void show_boot_progress(int status)
+void show_boot_progress (int status)
{
- switch(status){
- case 1:
- stamp_led_set(STATUS_LED_OFF,STATUS_LED_OFF,STATUS_LED_ON);
- break;
- case 2:
- stamp_led_set(STATUS_LED_OFF,STATUS_LED_ON,STATUS_LED_OFF);
- break;
- case 3:
- stamp_led_set(STATUS_LED_OFF,STATUS_LED_ON,STATUS_LED_ON);
- break;
- case 4:
- stamp_led_set(STATUS_LED_ON,STATUS_LED_OFF,STATUS_LED_OFF);
- break;
- case 5:
- case 6:
- stamp_led_set(STATUS_LED_ON,STATUS_LED_OFF,STATUS_LED_ON);
- break;
- case 7:
- case 8:
- stamp_led_set(STATUS_LED_ON,STATUS_LED_ON,STATUS_LED_OFF);
- break;
- case 9:
- case 10:
- case 11:
- case 12:
- case 13:
- case 14:
- case 15:
- stamp_led_set(STATUS_LED_OFF,STATUS_LED_OFF,STATUS_LED_OFF);
- break;
- default:
- stamp_led_set(STATUS_LED_ON,STATUS_LED_ON,STATUS_LED_ON);
- break;
+ switch (status) {
+ case 1:
+ stamp_led_set (STATUS_LED_OFF, STATUS_LED_OFF, STATUS_LED_ON);
+ break;
+ case 2:
+ stamp_led_set (STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_OFF);
+ break;
+ case 3:
+ stamp_led_set (STATUS_LED_OFF, STATUS_LED_ON, STATUS_LED_ON);
+ break;
+ case 4:
+ stamp_led_set (STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_OFF);
+ break;
+ case 5:
+ case 6:
+ stamp_led_set (STATUS_LED_ON, STATUS_LED_OFF, STATUS_LED_ON);
+ break;
+ case 7:
+ case 8:
+ stamp_led_set (STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_OFF);
+ break;
+ case 9:
+ case 10:
+ case 11:
+ case 12:
+ case 13:
+ case 14:
+ case 15:
+ stamp_led_set (STATUS_LED_OFF, STATUS_LED_OFF,
+ STATUS_LED_OFF);
+ break;
+ default:
+ stamp_led_set (STATUS_LED_ON, STATUS_LED_ON, STATUS_LED_ON);
+ break;
}
}
-
projects / oweals / u-boot.git / blobdiff