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[kernel] Create system_map_mmio syscall

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Create a syscall for drivers to be able to ask the kernel for a VMA that
maps a MMIO area. Also expose vm_flags via j6 table style include file
and new flags.h header.
This commit is contained in:
Justin C. Miller
2021-02-04 19:42:45 -08:00
parent 2244764777
commit b898949ffc
5 changed files with 36 additions and 14 deletions
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src/include/j6/tables/syscalls.inc
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@@ -2,6 +2,7 @@ SYSCALL(0x00, system_log, const char *)
SYSCALL(0x01, system_noop, void)
SYSCALL(0x02, system_get_log, j6_handle_t, char *, size_t *)
SYSCALL(0x03, system_bind_irq, j6_handle_t, j6_handle_t, unsigned)
SYSCALL(0x04, system_map_mmio, j6_handle_t, j6_handle_t *, uintptr_t, size_t, uint32_t)
SYSCALL(0x08, object_koid, j6_handle_t, j6_koid_t *)
SYSCALL(0x09, object_wait, j6_handle_t, j6_signal_t, j6_signal_t *)