Changes in kernel/arch/sparc64/include/mm/frame.h [2bf4936:7a0359b] in mainline
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
kernel/arch/sparc64/include/mm/frame.h
r2bf4936 r7a0359b 27 27 */ 28 28 29 /** @addtogroup sparc64mm 29 /** @addtogroup sparc64mm 30 30 * @{ 31 31 */ … … 36 36 #define KERN_sparc64_FRAME_H_ 37 37 38 /* 39 * Page size supported by the MMU. 40 * For 8K there is the nasty illegal virtual aliasing problem. 41 * Therefore, the kernel uses 8K only internally on the TLB and TSB levels. 42 */ 43 #define MMU_FRAME_WIDTH 13 /* 8K */ 44 #define MMU_FRAME_SIZE (1 << MMU_FRAME_WIDTH) 38 #if defined (SUN4U) 45 39 46 /* 47 * Page size exported to the generic memory management subsystems. 48 * This page size is not directly supported by the MMU, but we can emulate 49 * each 16K page with a pair of adjacent 8K pages. 50 */ 51 #define FRAME_WIDTH 14 /* 16K */ 52 #define FRAME_SIZE (1 << FRAME_WIDTH) 40 #include <arch/mm/sun4u/frame.h> 53 41 54 #ifdef KERNEL 55 #ifndef __ASM__ 42 #elif defined (SUN4V) 56 43 57 #include <arch/ types.h>44 #include <arch/mm/sun4v/frame.h> 58 45 59 union frame_address {60 uintptr_t address;61 struct {62 #if defined (US)63 unsigned : 23;64 uint64_t pfn : 28; /**< Physical Frame Number. */65 #elif defined (US3)66 unsigned : 21;67 uint64_t pfn : 30; /**< Physical Frame Number. */68 #endif69 unsigned offset : 13; /**< Offset. */70 } __attribute__ ((packed));71 };72 73 typedef union frame_address frame_address_t;74 75 extern uintptr_t last_frame;76 extern uintptr_t end_of_identity;77 78 extern void frame_arch_init(void);79 #define physmem_print()80 81 #endif82 46 #endif 83 47
Note:
See TracChangeset
for help on using the changeset viewer.