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Changes from the reorg branch

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Add CR4 options: global pages, FXSAVE, PCIDs
Better page manager page-in flags
Remove obsolete rflags-saving in create_process
This commit is contained in:
Justin C. Miller
2018-09-05 22:26:23 -07:00
parent 2fb92e8592
commit dc40c2f6ad
3 changed files with 15 additions and 8 deletions
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4
src/kernel/scheduler.cpp
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@@ -19,7 +19,6 @@ extern "C" {
void taskA();
void taskAend();
void ramdisk_process_loader();
void load_process(void *copy_start, size_t butes, cpu_state state);
};
@@ -55,9 +54,6 @@ load_process(void *copy_start, size_t bytes, cpu_state state)
static process
create_process(uint16_t pid)
{
uint64_t flags;
__asm__ __volatile__ ( "pushf; pop %0" : "=r" (flags) );
uint16_t kcs = (1 << 3) | 0; // Kernel CS is GDT entry 1, ring 0
uint16_t cs = (5 << 3) | 3; // User CS is GDT entry 5, ring 3