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hw: run core threads in privileged mode

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* introduce new syscall (core-only) to create privileged threads
* take the privilege level of the thread into account
  when doing a context switch
* map kernel segment as accessable for privileged code only

Ref #2091
This commit is contained in:
Stefan Kalkowski
2017-08-30 11:59:35 +02:00
committed by Christian Helmuth
parent 7e47fa58b3
commit ca60e24ad9
36 changed files with 222 additions and 112 deletions
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6
tool/run/boot_dir/hw
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@@ -6,14 +6,14 @@ proc binary_name_timer { } { return "hw_timer_drv" }
proc run_boot_string { } { return "\nkernel initialized" }
proc bootstrap_link_address { } {
if {[have_spec "odroid_xu"]} { return "0x81000000" }
if {[have_spec "odroid_xu"]} { return "0x88000000" }
if {[have_spec "pbxa9"]} { return "0x70000000" }
if {[have_spec "usb_armory"]} { return "0x72000000" }
if {[have_spec "x86_64"]} { return "0x00200000" }
if {[have_spec "wand_quad"]} { return "0x10001000" }
if {[have_spec "imx53_qsb"]} { return "0x70010000" }
if {[have_spec "arndale"]} { return "0x81000000" }
if {[have_spec "panda"]} { return "0x81000000" }
if {[have_spec "arndale"]} { return "0x88000000" }
if {[have_spec "panda"]} { return "0x88000000" }
if {[have_spec "zynq"]} { return "0x00100000" }
if {[have_spec "riscv"]} { return "0x81000000" }
if {[have_spec "rpi"]} { return "0x00800000" }