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fix[bsp][xuantie]: Add RISC-V Standard Svpbmt Extension macro definition;

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shuta.lst
2026-02-26 16:31:12 +08:00
committed by Rbb666
parent 33f8aff9cf
commit 315ec5baa7
1 changed files with 12 additions and 0 deletions
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12
bsp/xuantie/virt64/c906/libcpu/riscv_mmu.h
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@@ -18,6 +18,18 @@
#undef PAGE_SIZE
/*
* RISC-V Standard Svpbmt Extension (Bit 61-62)
* 00: PMA (Normal Memory, Cacheable, No change to implied PMA memory type)
* 01: NC (Non-cacheable, Weakly-ordered)
* 10: IO (Strongly-ordered, Non-cacheable, Non-idempotent)
* 11: Reserved
*/
#define PTE_PBMT_PMA (0UL << 61)
#define PTE_PBMT_NC (1UL << 61)
#define PTE_PBMT_IO (2UL << 61)
#define PTE_PBMT_MASK (3UL << 61)
#define PAGE_OFFSET_SHIFT 0
#define PAGE_OFFSET_BIT 12
#define PAGE_SIZE __SIZE(PAGE_OFFSET_BIT)