diff options
| -rw-r--r-- | arch/sparc/mm/leon_mm.c | 79 | ||||
| -rw-r--r-- | arch/sparc/mm/srmmu.c | 83 | ||||
| -rw-r--r-- | arch/sparc/mm/srmmu.h | 4 |
3 files changed, 85 insertions, 81 deletions
diff --git a/arch/sparc/mm/leon_mm.c b/arch/sparc/mm/leon_mm.c index 13c2169822a8..7e2bed737ef2 100644 --- a/arch/sparc/mm/leon_mm.c +++ b/arch/sparc/mm/leon_mm.c @@ -15,6 +15,8 @@ #include <asm/leon.h> #include <asm/tlbflush.h> +#include "srmmu.h" + int leon_flush_during_switch = 1; int srmmu_swprobe_trace; @@ -258,3 +260,80 @@ void leon_switch_mm(void) if (leon_flush_during_switch) leon_flush_cache_all(); } + +static void leon_flush_cache_mm(struct mm_struct *mm) +{ + leon_flush_cache_all(); +} + +static void leon_flush_cache_page(struct vm_area_struct *vma, unsigned long page) +{ + leon_flush_pcache_all(vma, page); +} + +static void leon_flush_cache_range(struct vm_area_struct *vma, + unsigned long start, + unsigned long end) +{ + leon_flush_cache_all(); +} + +static void leon_flush_tlb_mm(struct mm_struct *mm) +{ + leon_flush_tlb_all(); +} + +static void leon_flush_tlb_page(struct vm_area_struct *vma, + unsigned long page) +{ + leon_flush_tlb_all(); +} + +static void leon_flush_tlb_range(struct vm_area_struct *vma, + unsigned long start, + unsigned long end) +{ + leon_flush_tlb_all(); +} + +static void leon_flush_page_to_ram(unsigned long page) +{ + leon_flush_cache_all(); +} + +static void leon_flush_sig_insns(struct mm_struct *mm, unsigned long page) +{ + leon_flush_cache_all(); +} + +static void leon_flush_page_for_dma(unsigned long page) +{ + leon_flush_dcache_all(); +} + +void __init poke_leonsparc(void) +{ +} + +static const struct sparc32_cachetlb_ops leon_ops = { + .cache_all = leon_flush_cache_all, + .cache_mm = leon_flush_cache_mm, + .cache_page = leon_flush_cache_page, + .cache_range = leon_flush_cache_range, + .tlb_all = leon_flush_tlb_all, + .tlb_mm = leon_flush_tlb_mm, + .tlb_page = leon_flush_tlb_page, + .tlb_range = leon_flush_tlb_range, + .page_to_ram = leon_flush_page_to_ram, + .sig_insns = leon_flush_sig_insns, + .page_for_dma = leon_flush_page_for_dma, +}; + +void __init init_leon(void) +{ + srmmu_name = "LEON"; + sparc32_cachetlb_ops = &leon_ops; + poke_srmmu = poke_leonsparc; + + leon_flush_during_switch = leon_flush_needed(); +} diff --git a/arch/sparc/mm/srmmu.c b/arch/sparc/mm/srmmu.c index 4875fcd8fd7a..a02c56a4bdfb 100644 --- a/arch/sparc/mm/srmmu.c +++ b/arch/sparc/mm/srmmu.c @@ -48,6 +48,8 @@ #include <asm/turbosparc.h> #include <asm/leon.h> +#include "srmmu.h" + enum mbus_module srmmu_modtype; static unsigned int hwbug_bitmask; int vac_cache_size; @@ -1479,87 +1481,6 @@ static void __init init_viking(void) poke_srmmu = poke_viking; } -#ifdef CONFIG_SPARC_LEON -static void leon_flush_cache_mm(struct mm_struct *mm) -{ - leon_flush_cache_all(); -} - -static void leon_flush_cache_page(struct vm_area_struct *vma, unsigned long page) -{ - leon_flush_pcache_all(vma, page); -} - -static void leon_flush_cache_range(struct vm_area_struct *vma, - unsigned long start, - unsigned long end) -{ - leon_flush_cache_all(); -} - -static void leon_flush_tlb_mm(struct mm_struct *mm) -{ - leon_flush_tlb_all(); -} - -static void leon_flush_tlb_page(struct vm_area_struct *vma, - unsigned long page) -{ - leon_flush_tlb_all(); -} - -static void leon_flush_tlb_range(struct vm_area_struct *vma, - unsigned long start, - unsigned long end) -{ - leon_flush_tlb_all(); -} - -static void leon_flush_page_to_ram(unsigned long page) -{ - leon_flush_cache_all(); -} - -static void leon_flush_sig_insns(struct mm_struct *mm, unsigned long page) -{ - leon_flush_cache_all(); -} - -static void leon_flush_page_for_dma(unsigned long page) -{ - leon_flush_dcache_all(); -} - -void __init poke_leonsparc(void) -{ -} - -static const struct sparc32_cachetlb_ops leon_ops = { - .cache_all = leon_flush_cache_all, - .cache_mm = leon_flush_cache_mm, - .cache_page = leon_flush_cache_page, - .cache_range = leon_flush_cache_range, - .tlb_all = leon_flush_tlb_all, - .tlb_mm = leon_flush_tlb_mm, - .tlb_page = leon_flush_tlb_page, - .tlb_range = leon_flush_tlb_range, - .page_to_ram = leon_flush_page_to_ram, - .sig_insns = leon_flush_sig_insns, - .page_for_dma = leon_flush_page_for_dma, -}; - -void __init init_leon(void) -{ - srmmu_name = "LEON"; - sparc32_cachetlb_ops = &leon_ops; - poke_srmmu = poke_leonsparc; - - srmmu_cache_pagetables = 0; - - leon_flush_during_switch = leon_flush_needed(); -} -#endif - /* Probe for the srmmu chip version. */ static void __init get_srmmu_type(void) { diff --git a/arch/sparc/mm/srmmu.h b/arch/sparc/mm/srmmu.h new file mode 100644 index 000000000000..5703274ccf89 --- /dev/null +++ b/arch/sparc/mm/srmmu.h @@ -0,0 +1,4 @@ +/* srmmu.c */ +extern char *srmmu_name; + +extern void (*poke_srmmu)(void); |