X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=board%2Famcc%2Febony%2Fflash.c;h=df7716cd78020bab94dd5aca1e5734f5508bd059;hb=9c6b47d53ed329b31c5f26e9ec710f67559c07f0;hp=e8fbbc493e8126e1cb55ff3b131268acee0cacdf;hpb=4b1d95d96a39a71eddd088bb5e0e9e699035c9bf;p=oweals%2Fu-boot.git

diff --git a/board/amcc/ebony/flash.c b/board/amcc/ebony/flash.c
index e8fbbc493e..df7716cd78 100644
--- a/board/amcc/ebony/flash.c
+++ b/board/amcc/ebony/flash.c
@@ -32,8 +32,9 @@
  */
 
 #include <common.h>
-#include <ppc4xx.h>
+#include <asm/ppc4xx.h>
 #include <asm/processor.h>
+#include <asm/io.h>
 
 #undef DEBUG
 #ifdef DEBUG
@@ -50,7 +51,7 @@
 #define     FLASH_ONBD_N_VAL        2
 #define     FLASH_SRAM_SEL_VAL      1
 
-static unsigned long flash_addr_table[8][CFG_MAX_FLASH_BANKS] = {
+static unsigned long flash_addr_table[8][CONFIG_SYS_MAX_FLASH_BANKS] = {
 	{0xffc00000, 0xffe00000, 0xff880000},	/* 0:000: configuraton 3 */
 	{0xffc00000, 0xffe00000, 0xff800000},	/* 1:001: configuraton 4 */
 	{0xffc00000, 0xffe00000, 0x00000000},	/* 2:010: configuraton 7 */
@@ -71,11 +72,41 @@ static unsigned long flash_addr_table[8][CFG_MAX_FLASH_BANKS] = {
  */
 static ulong flash_get_size(vu_long * addr, flash_info_t * info);
 
+/*
+ * Override the weak default mapping function with a board specific one
+ */
+u32 flash_get_bank_size(int cs, int idx)
+{
+	u8 reg = in_8((void *)CONFIG_SYS_FPGA_BASE);
+
+	if ((reg & BOOT_SMALL_FLASH) && !(reg & FLASH_ONBD_N)) {
+		/*
+		 * cs0: small flash (512KiB)
+		 * cs2: 2 * big flash (2 * 2MiB)
+		 */
+		if (cs == 0)
+			return flash_info[2].size;
+		if (cs == 2)
+			return flash_info[0].size + flash_info[1].size;
+	} else {
+		/*
+		 * cs0: 2 * big flash (2 * 2MiB)
+		 * cs2: small flash (512KiB)
+		 */
+		if (cs == 0)
+			return flash_info[0].size + flash_info[1].size;
+		if (cs == 2)
+			return flash_info[2].size;
+	}
+
+	return 0;
+}
+
 unsigned long flash_init(void)
 {
 	unsigned long total_b = 0;
-	unsigned long size_b[CFG_MAX_FLASH_BANKS];
-	unsigned char *fpga_base = (unsigned char *)CFG_FPGA_BASE;
+	unsigned long size_b[CONFIG_SYS_MAX_FLASH_BANKS];
+	unsigned char *fpga_base = (unsigned char *)CONFIG_SYS_FPGA_BASE;
 	unsigned char switch_status;
 	unsigned short index = 0;
 	int i;
@@ -98,7 +129,7 @@ unsigned long flash_init(void)
 	DEBUGF("FLASH: Index: %d\n", index);
 
 	/* Init: no FLASHes known */
-	for (i = 0; i < CFG_MAX_FLASH_BANKS; ++i) {
+	for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; ++i) {
 		flash_info[i].flash_id = FLASH_UNKNOWN;
 		flash_info[i].sector_count = -1;
 		flash_info[i].size = 0;
@@ -121,15 +152,15 @@ unsigned long flash_init(void)
 		}
 
 		/* Monitor protection ON by default */
-		(void)flash_protect(FLAG_PROTECT_SET, CFG_MONITOR_BASE,
-				    CFG_MONITOR_BASE + CFG_MONITOR_LEN - 1,
+		(void)flash_protect(FLAG_PROTECT_SET, CONFIG_SYS_MONITOR_BASE,
+				    CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN - 1,
 				    &flash_info[2]);
-#ifdef CFG_ENV_IS_IN_FLASH
-		(void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR,
-				    CFG_ENV_ADDR + CFG_ENV_SECT_SIZE - 1,
+#ifdef CONFIG_ENV_IS_IN_FLASH
+		(void)flash_protect(FLAG_PROTECT_SET, CONFIG_ENV_ADDR,
+				    CONFIG_ENV_ADDR + CONFIG_ENV_SECT_SIZE - 1,
 				    &flash_info[2]);
-		(void)flash_protect(FLAG_PROTECT_SET, CFG_ENV_ADDR_REDUND,
-				    CFG_ENV_ADDR_REDUND + CFG_ENV_SECT_SIZE - 1,
+		(void)flash_protect(FLAG_PROTECT_SET, CONFIG_ENV_ADDR_REDUND,
+				    CONFIG_ENV_ADDR_REDUND + CONFIG_ENV_SECT_SIZE - 1,
 				    &flash_info[2]);
 #endif