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thermosphere: mmu: fix shareability

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This commit is contained in:
TuxSH
2020-03-01 22:49:34 +00:00
parent 987731ea43
commit 47f343cda6
2 changed files with 6 additions and 71 deletions
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11
thermosphere/src/cpu/hvisor_cpu_mmu.hpp
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@@ -38,8 +38,9 @@ namespace ams::hvisor::cpu {
};
// Multi-byte attributes...
constexpr u64 MMU_ATTRINDEX(u64 idx) { return (idx & 8) << 2; }
constexpr u64 MMU_MEMATTR(u64 attr) { return (attr & 0xF) << 2; }
constexpr u64 MMU_ATTRINDX(u64 idx) { return (idx & 8) << 2; }
constexpr u64 MMU_MEMATTR(u64 attr) { return (attr & 0xF) << 2; }
constexpr u64 MMU_SH(u64 sh) { return (sh & 3) << 8; }
// Attributes. They are defined in a way that allows recursive page tables (assuming PBHA isn't used)
enum MmuPteAttributes : u64 {
@@ -66,9 +67,9 @@ namespace ams::hvisor::cpu {
MMU_AF = BITL(10),
// SH[1:0]
MMU_NON_SHAREABLE = 0 << 8,
MMU_OUTER_SHAREABLE = 2 << 8,
MMU_INNER_SHAREABLE = 2 << 8,
MMU_NON_SHAREABLE = MMU_SH(0),
MMU_OUTER_SHAREABLE = MMU_SH(2),
MMU_INNER_SHAREABLE = MMU_SH(3),
// AP[2:1], stage 1 only. AP[0] does not exist.
MMU_AP_PRIV_RW = 0 << 6,