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Diffstat (limited to 'drivers/staging/msm/memory_ll.h')
| -rw-r--r-- | drivers/staging/msm/memory_ll.h | 61 |
1 files changed, 61 insertions, 0 deletions
diff --git a/drivers/staging/msm/memory_ll.h b/drivers/staging/msm/memory_ll.h new file mode 100644 index 000000000000..18a239a89a78 --- /dev/null +++ b/drivers/staging/msm/memory_ll.h @@ -0,0 +1,61 @@ +/* + * Copyright (C) 2007 Google, Inc. + * Copyright (c) 2009-2010, Code Aurora Forum. All rights reserved. + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + */ +#ifndef __ASM_ARCH_MEMORY_LL_H +#define __ASM_ARCH_MEMORY_LL_H + +#define MAX_PHYSMEM_BITS 32 +#define SECTION_SIZE_BITS 25 + +#define HAS_ARCH_IO_REMAP_PFN_RANGE + +#ifndef __ASSEMBLY__ +void *alloc_bootmem_aligned(unsigned long size, unsigned long alignment); +void clean_and_invalidate_caches(unsigned long, unsigned long, unsigned long); +void clean_caches(unsigned long, unsigned long, unsigned long); +void invalidate_caches(unsigned long, unsigned long, unsigned long); +int platform_physical_remove_pages(unsigned long, unsigned long); +int platform_physical_add_pages(unsigned long, unsigned long); +int platform_physical_low_power_pages(unsigned long, unsigned long); + +#ifdef CONFIG_ARCH_MSM_ARM11 +void write_to_strongly_ordered_memory(void); + +#include <asm/mach-types.h> + +#define arch_barrier_extra() do \ + { if (machine_is_msm7x27_surf() || machine_is_msm7x27_ffa()) \ + write_to_strongly_ordered_memory(); \ + } while (0) +#endif + +#ifdef CONFIG_CACHE_L2X0 +extern void l2x0_cache_sync(void); +#define finish_arch_switch(prev) do { l2x0_cache_sync(); } while (0) +#endif + +#endif + +#ifdef CONFIG_ARCH_MSM_SCORPION +#define arch_has_speculative_dfetch() 1 +#endif + +#endif + +/* these correspond to values known by the modem */ +#define MEMORY_DEEP_POWERDOWN 0 +#define MEMORY_SELF_REFRESH 1 +#define MEMORY_ACTIVE 2 + +#define NPA_MEMORY_NODE_NAME "/mem/ebi1/cs1" |