From d177285a761de33b86fcbde72fd718137bfa6f86 Mon Sep 17 00:00:00 2001 From: Xander Date: Thu, 17 Aug 2023 22:08:21 +0200 Subject: Add valid/unvalid type, replacement of optional --- kernel/memory/paging.dats | 6 ++++++ kernel/memory/paging.sats | 2 ++ 2 files changed, 8 insertions(+) (limited to 'kernel') diff --git a/kernel/memory/paging.dats b/kernel/memory/paging.dats index 9b55624..84a8bf4 100644 --- a/kernel/memory/paging.dats +++ b/kernel/memory/paging.dats @@ -6,6 +6,7 @@ staload UN = "prelude/SATS/unsafe.sats" staload "./paging.sats" staload "./frame.sats" +staload "lib/SATS/valid.sats" assume entry_type = uint64 @@ -28,3 +29,8 @@ implement flag_contains(entry,flag) = | NO_EXECUTE() => 63 ))) != zero +(* implement test() = let *) +(* in *) +(* (5,true) *) +(* end *) + diff --git a/kernel/memory/paging.sats b/kernel/memory/paging.sats index 784f567..477e942 100644 --- a/kernel/memory/paging.sats +++ b/kernel/memory/paging.sats @@ -1,6 +1,7 @@ #define ENTRY_COUNT 512 staload "./frame.sats" +staload "lib/SATS/valid.sats" abstype paddr_type(l:addr) = ptr(l) typedef paddr(l:addr) = paddr_type(l) @@ -31,3 +32,4 @@ fn is_unused(entry_t) : bool fn set_unused(&entry_t) : void fn flag_contains(entry_t,entry_flag) : bool +fn test() : [b : bool] valid(int,b) -- cgit v1.2.3