diff options
Diffstat (limited to 'arch/arm/mach-omap2/sram242x.S')
| -rw-r--r-- | arch/arm/mach-omap2/sram242x.S | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/arch/arm/mach-omap2/sram242x.S b/arch/arm/mach-omap2/sram242x.S index 92e6e1a12af8..055310cc77de 100644 --- a/arch/arm/mach-omap2/sram242x.S +++ b/arch/arm/mach-omap2/sram242x.S | |||
| @@ -21,14 +21,20 @@ | |||
| 21 | * along with this program; if not, write to the Free Software | 21 | * along with this program; if not, write to the Free Software |
| 22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | 22 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| 23 | * MA 02111-1307 USA | 23 | * MA 02111-1307 USA |
| 24 | * | ||
| 25 | * Richard Woodruff notes that any changes to this code must be carefully | ||
| 26 | * audited and tested to ensure that they don't cause a TLB miss while | ||
| 27 | * the SDRAM is inaccessible. Such a situation will crash the system | ||
| 28 | * since it will cause the ARM MMU to attempt to walk the page tables. | ||
| 29 | * These crashes may be intermittent. | ||
| 24 | */ | 30 | */ |
| 25 | #include <linux/linkage.h> | 31 | #include <linux/linkage.h> |
| 26 | #include <asm/assembler.h> | 32 | #include <asm/assembler.h> |
| 27 | #include <mach/io.h> | 33 | #include <mach/io.h> |
| 28 | #include <mach/hardware.h> | 34 | #include <mach/hardware.h> |
| 29 | 35 | ||
| 30 | #include "prm.h" | 36 | #include "prm2xxx_3xxx.h" |
| 31 | #include "cm.h" | 37 | #include "cm2xxx_3xxx.h" |
| 32 | #include "sdrc.h" | 38 | #include "sdrc.h" |
| 33 | 39 | ||
| 34 | .text | 40 | .text |
