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hw_x86_64: Make Idt member functions non-static

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Add appropriate Idt object to Genode::Cpu class. Update the hard-coded
TSS base address.
This commit is contained in:
Reto Buerki 2015-02-24 15:43:10 +01:00 committed by Christian Helmuth
parent e3332c6c53
commit d8a10448bb
4 changed files with 10 additions and 9 deletions
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7
repos/base-hw/src/core/include/spec/x86/cpu.h
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@ -37,17 +37,20 @@ namespace Kernel { using Genode::Cpu_lazy_state; }
class Genode::Cpu
{
private:
Idt _idt;
public:
Cpu()
{
/* Setup IDT only once */
if (primary_id() == executing_id()) {
Idt::setup();
_idt.setup();
Tss::setup();
}
Idt::load();
_idt.load();
Tss::load();
}

6
repos/base-hw/src/core/include/spec/x86_64/idt.h
View File

@ -37,19 +37,19 @@ class Genode::Idt
/**
* IDT table
*/
static gate _table[];
__attribute__((aligned(8))) gate _table[SIZE_IDT];
public:
/**
* Setup IDT.
*/
static void setup();
void setup();
/**
* Load IDT into IDTR.
*/
static void load();
void load();
};
#endif /* _IDT_H_ */

2
repos/base-hw/src/core/spec/x86_64/idt.cc
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@ -12,8 +12,6 @@ class Descriptor
Descriptor(uint16_t l, uint64_t b) : _limit(l), _base (b) {};
} __attribute__((packed));
__attribute__((aligned(8))) Idt::gate Idt::_table[SIZE_IDT];
void Idt::setup()
{

2
repos/base-hw/src/core/spec/x86_64/kernel/crt0.s
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@ -170,7 +170,7 @@
/* GDTE_LONG | GDTE_PRESENT | GDTE_TYPE_DATA_A | GDTE_TYPE_DATA_W | GDTE_NON_SYSTEM */
.long 0x20f300
/* Task segment descriptor */
.long 0x11000068
.long 0x01000068
/* GDTE_PRESENT | GDTE_SYS_TSS */
.long 0x893a
.long 0