diff options
Diffstat (limited to 'target/linux/brcm47xx/patches-3.3/191-MIPS-BCM47XX-ignore-last-memory-page.patch')
| -rw-r--r-- | target/linux/brcm47xx/patches-3.3/191-MIPS-BCM47XX-ignore-last-memory-page.patch | 33 |
1 files changed, 0 insertions, 33 deletions
diff --git a/target/linux/brcm47xx/patches-3.3/191-MIPS-BCM47XX-ignore-last-memory-page.patch b/target/linux/brcm47xx/patches-3.3/191-MIPS-BCM47XX-ignore-last-memory-page.patch deleted file mode 100644 index 9f7d5dcdb..000000000 --- a/target/linux/brcm47xx/patches-3.3/191-MIPS-BCM47XX-ignore-last-memory-page.patch +++ /dev/null @@ -1,33 +0,0 @@ ---- a/arch/mips/bcm47xx/prom.c -+++ b/arch/mips/bcm47xx/prom.c -@@ -27,6 +27,7 @@ - #include <linux/types.h> - #include <linux/kernel.h> - #include <linux/spinlock.h> -+#include <linux/smp.h> - #include <asm/bootinfo.h> - #include <asm/fw/cfe/cfe_api.h> - #include <asm/fw/cfe/cfe_error.h> -@@ -59,6 +60,7 @@ static __init void prom_init_mem(void) - { - unsigned long mem; - unsigned long max; -+ struct cpuinfo_mips *c = ¤t_cpu_data; - - /* Figure out memory size by finding aliases. - * -@@ -87,6 +89,14 @@ static __init void prom_init_mem(void) - break; - } - -+ /* Ignoring the last page when ddr size is 128M. Cached -+ * accesses to last page is causing the processor to prefetch -+ * using address above 128M stepping out of the ddr address -+ * space. -+ */ -+ if (c->cputype == CPU_74K && (mem == (128 << 20))) -+ mem -= 0x1000; -+ - add_memory_region(0, mem, BOOT_MEM_RAM); - } - |