Changeset a35b458 in mainline for kernel/arch/riscv64/src/mm/page.c
- Timestamp:
- 2018-03-02T20:10:49Z (7 years ago)
- Branches:
- lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
- Children:
- f1380b7
- Parents:
- 3061bc1
- git-author:
- Jiří Zárevúcky <zarevucky.jiri@…> (2018-02-28 17:38:31)
- git-committer:
- Jiří Zárevúcky <zarevucky.jiri@…> (2018-03-02 20:10:49)
- File:
-
- 1 edited
Legend:
- Unmodified
- Added
- Removed
-
kernel/arch/riscv64/src/mm/page.c
r3061bc1 ra35b458 53 53 if (config.cpu_active == 1) { 54 54 page_mapping_operations = &pt_mapping_operations; 55 55 56 56 page_table_lock(AS_KERNEL, true); 57 57 58 58 /* 59 59 * PA2KA(identity) mapping for all low-memory frames. … … 64 64 page_mapping_insert(AS_KERNEL, PA2KA(cur), cur, 65 65 PAGE_GLOBAL | PAGE_CACHEABLE | PAGE_EXEC | PAGE_WRITE | PAGE_READ); 66 66 67 67 page_table_unlock(AS_KERNEL, true); 68 68 69 69 // FIXME: register page fault extension handler 70 70 71 71 write_satp((uintptr_t) AS_KERNEL->genarch.page_table); 72 72 73 73 /* The boot page table is no longer needed. */ 74 74 // FIXME: frame_mark_available(pt_frame, 1); … … 84 84 uint64_t satp = ((ptl0 >> FRAME_WIDTH) & SATP_PFN_MASK) | 85 85 SATP_MODE_SV48; 86 86 87 87 asm volatile ( 88 88 "csrw sptbr, %[satp]\n"
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