diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-2.6.31/170-128MB_ram_bugfix.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-2.6.31/170-128MB_ram_bugfix.patch | 32 | 
1 files changed, 0 insertions, 32 deletions
diff --git a/target/linux/brcm47xx/patches-2.6.31/170-128MB_ram_bugfix.patch b/target/linux/brcm47xx/patches-2.6.31/170-128MB_ram_bugfix.patch deleted file mode 100644 index 93f4b1f10..000000000 --- a/target/linux/brcm47xx/patches-2.6.31/170-128MB_ram_bugfix.patch +++ /dev/null @@ -1,32 +0,0 @@ ---- a/arch/mips/bcm47xx/prom.c -+++ b/arch/mips/bcm47xx/prom.c -@@ -126,6 +126,7 @@ static __init void prom_init_cmdline(voi - static __init void prom_init_mem(void) - { - 	unsigned long mem; -+	unsigned long max; -  - 	/* Figure out memory size by finding aliases. - 	 * -@@ -134,8 +135,21 @@ static __init void prom_init_mem(void) - 	 * want to reuse the memory used by CFE (around 4MB). That means cfe_* - 	 * functions stop to work at some point during the boot, we should only - 	 * call them at the beginning of the boot. -+	 *  -+	 * BCM47XX uses 128MB for addressing the ram, if the system contains -+	 * less that that amount of ram it remaps the ram more often into the -+	 * available space. -+	 * Accessing memory after 128MB will cause an exception. -+	 * max contains the biggest possible address supported by the platform. -+	 * If the method wants to try something above we assume 128MB ram. - 	 */ -+	max = ((unsigned long)(prom_init) | ((128 << 20) - 1)); - 	for (mem = (1 << 20); mem < (128 << 20); mem += (1 << 20)) { -+		if (((unsigned long)(prom_init) + mem) > max) { -+			mem = (128 << 20); -+			printk("assume 128MB RAM\n"); -+			break; -+		} - 		if (*(unsigned long *)((unsigned long)(prom_init) + mem) == - 		    *(unsigned long *)(prom_init)) - 			break;  | 
