X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=board%2Fatc%2Fatc.c;h=936c031c6750664de0c34320a5fb73c39d2b8666;hb=e570fe8ef2734fddc15e086b7bc344e64c907e81;hp=9aa942fcfc6a116c5cf99fb31b41e3fa8b477fd1;hpb=a57a496f4d0582391671ebe29d23e92b6a266463;p=oweals%2Fu-boot.git

diff --git a/board/atc/atc.c b/board/atc/atc.c
index 9aa942fcfc..936c031c67 100644
--- a/board/atc/atc.c
+++ b/board/atc/atc.c
@@ -269,13 +269,10 @@ static long int try_init (volatile memctl8260_t * memctl, ulong sdmr,
 			  ulong orx, volatile uchar * base)
 {
 	volatile uchar c = 0xff;
-	ulong cnt, val;
-	volatile ulong *addr;
 	volatile uint *sdmr_ptr;
 	volatile uint *orx_ptr;
+	ulong maxsize, size;
 	int i;
-	ulong save[32];		/* to make test non-destructive */
-	ulong maxsize;
 
 	/* We must be able to test a location outsize the maximum legal size
 	 * to find out THAT we are outside; but this address still has to be
@@ -284,7 +281,7 @@ static long int try_init (volatile memctl8260_t * memctl, ulong sdmr,
 	 */
 	maxsize = (1 + (~orx | 0x7fff)) / 2;
 
-	/* Since CFG_SDRAM_BASE is always 0 (??), we assume that
+	/* Since CONFIG_SYS_SDRAM_BASE is always 0 (??), we assume that
 	 * we are configuring CS1 if base != 0
 	 */
 	sdmr_ptr = &memctl->memc_psdmr;
@@ -309,7 +306,7 @@ static long int try_init (volatile memctl8260_t * memctl, ulong sdmr,
 	 *  accessing the SDRAM with a single-byte transaction."
 	 *
 	 * The appropriate BRx/ORx registers have already been set when we
-	 * get here. The SDRAM can be accessed at the address CFG_SDRAM_BASE.
+	 * get here. The SDRAM can be accessed at the address CONFIG_SYS_SDRAM_BASE.
 	 */
 
 	*sdmr_ptr = sdmr | PSDMR_OP_PREA;
@@ -320,51 +317,21 @@ static long int try_init (volatile memctl8260_t * memctl, ulong sdmr,
 		*base = c;
 
 	*sdmr_ptr = sdmr | PSDMR_OP_MRW;
-	*(base + CFG_MRS_OFFS) = c;	/* setting MR on address lines */
+	*(base + CONFIG_SYS_MRS_OFFS) = c;	/* setting MR on address lines */
 
 	*sdmr_ptr = sdmr | PSDMR_OP_NORM | PSDMR_RFEN;
 	*base = c;
 
-	/*
-	 * Check memory range for valid RAM. A simple memory test determines
-	 * the actually available RAM size between addresses `base' and
-	 * `base + maxsize'. Some (not all) hardware errors are detected:
-	 * - short between address lines
-	 * - short between data lines
-	 */
-	i = 0;
-	for (cnt = maxsize / sizeof (long); cnt > 0; cnt >>= 1) {
-		addr = (volatile ulong *) base + cnt;	/* pointer arith! */
-		save[i++] = *addr;
-		*addr = ~cnt;
-	}
+	size = get_ram_size((long *)base, maxsize);
 
-	addr = (volatile ulong *) base;
-	save[i] = *addr;
-	*addr = 0;
+	*orx_ptr = orx | ~(size - 1);
 
-	if ((val = *addr) != 0) {
-		*addr = save[i];
-		return (0);
-	}
-
-	for (cnt = 1; cnt <= maxsize / sizeof (long); cnt <<= 1) {
-		addr = (volatile ulong *) base + cnt;	/* pointer arith! */
-		val = *addr;
-		*addr = save[--i];
-		if (val != ~cnt) {
-			/* Write the actual size to ORx
-			 */
-			*orx_ptr = orx | ~(cnt * sizeof (long) - 1);
-			return (cnt * sizeof (long));
-		}
-	}
-	return (maxsize);
+	return (size);
 }
 
 int misc_init_r(void)
 {
-	volatile immap_t *immap = (immap_t *) CFG_IMMR;
+	volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
 	volatile memctl8260_t *memctl = &immap->im_memctl;
 
 	upmconfig(UPMA, (uint *)rtc_table, sizeof(rtc_table) / sizeof(uint));
@@ -373,50 +340,49 @@ int misc_init_r(void)
 	return (0);
 }
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
-	volatile immap_t *immap = (immap_t *) CFG_IMMR;
+	volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
 	volatile memctl8260_t *memctl = &immap->im_memctl;
 
-#ifndef CFG_RAMBOOT
+#ifndef CONFIG_SYS_RAMBOOT
 	ulong size8, size9;
 #endif
 	long psize;
 
 	psize = 8 * 1024 * 1024;
 
-	memctl->memc_mptpr = CFG_MPTPR;
-	memctl->memc_psrt = CFG_PSRT;
+	memctl->memc_mptpr = CONFIG_SYS_MPTPR;
+	memctl->memc_psrt = CONFIG_SYS_PSRT;
 
-#ifndef CFG_RAMBOOT
+#ifndef CONFIG_SYS_RAMBOOT
 	/* 60x SDRAM setup:
 	 */
-	size8 = try_init (memctl, CFG_PSDMR_8COL, CFG_OR2_8COL,
-			  (uchar *) CFG_SDRAM_BASE);
-	size9 = try_init (memctl, CFG_PSDMR_9COL, CFG_OR2_9COL,
-			  (uchar *) CFG_SDRAM_BASE);
+	size8 = try_init (memctl, CONFIG_SYS_PSDMR_8COL, CONFIG_SYS_OR2_8COL,
+			  (uchar *) CONFIG_SYS_SDRAM_BASE);
+	size9 = try_init (memctl, CONFIG_SYS_PSDMR_9COL, CONFIG_SYS_OR2_9COL,
+			  (uchar *) CONFIG_SYS_SDRAM_BASE);
 
 	if (size8 < size9) {
 		psize = size9;
 		printf ("(60x:9COL) ");
 	} else {
-		psize = try_init (memctl, CFG_PSDMR_8COL, CFG_OR2_8COL,
-				  (uchar *) CFG_SDRAM_BASE);
+		psize = try_init (memctl, CONFIG_SYS_PSDMR_8COL, CONFIG_SYS_OR2_8COL,
+				  (uchar *) CONFIG_SYS_SDRAM_BASE);
 		printf ("(60x:8COL) ");
 	}
 
-#endif	/* CFG_RAMBOOT */
+#endif	/* CONFIG_SYS_RAMBOOT */
 
 	icache_enable ();
 
 	return (psize);
 }
 
-#if (CONFIG_COMMANDS & CFG_CMD_DOC)
-extern void doc_probe (ulong physadr);
+#if defined(CONFIG_CMD_DOC)
 void doc_init (void)
 {
-	doc_probe (CFG_DOC_BASE);
+	doc_probe (CONFIG_SYS_DOC_BASE);
 }
 #endif