| /SPARTAN/trunk/arch/ia32/include/interrupt.h |
|---|
| 59,6 → 59,7 |
| #define VECTOR_KBD (IVT_IRQBASE+IRQ_KBD) |
| #define VECTOR_SYSCALL (IVT_FREEBASE+0) |
| #define VECTOR_TLB_SHUTDOWN (IVT_FREEBASE+1) |
| typedef void (* iroutine)(__u8 n, __u32 stack[]); |
| 76,6 → 77,7 |
| extern void gp_fault(__u8 n, __u32 stack[]); |
| extern void page_fault(__u8 n, __u32 stack[]); |
| extern void syscall(__u8 n, __u32 stack[]); |
| extern void tlb_shutdown_ipi(__u8 n, __u32 stack[]); |
| extern void trap_virtual_enable_irqs(__u16 irqmask); |
| extern void trap_virtual_disable_irqs(__u16 irqmask); |
| /SPARTAN/trunk/arch/ia32/include/apic.h |
|---|
| 39,6 → 39,7 |
| #define IPI_INIT 0 |
| #define IPI_STARTUP 0 |
| #define DLVRMODE_FIXED (0<<8) |
| #define DLVRMODE_INIT (5<<8) |
| #define DLVRMODE_STUP (6<<8) |
| #define DESTMODE_PHYS (0<<11) |
| 56,7 → 57,7 |
| /* Interrupt Command Register */ |
| #define ICRlo (0x300/sizeof(__u32)) |
| #define ICRhi (0x310/sizeof(__u32)) |
| #define ICRloClear ((0xff<<0)|(1<<13)|(3<<16)|(0xfff<<20)) |
| #define ICRloClear ((1<<13)|(3<<16)|(0xfff<<20)) |
| #define ICRhiClear (0xffffff<<0) |
| /* End Of Interrupt */ |
| 115,6 → 116,7 |
| extern void l_apic_init(void); |
| extern void l_apic_eoi(void); |
| extern int l_apic_broadcast_custom_ipi(__u8 vector); |
| extern int l_apic_send_init_ipi(__u8 apicid); |
| extern void l_apic_debug(void); |
| extern void l_apic_timer_interrupt(__u8 n, __u32 stack[]); |
| /SPARTAN/trunk/arch/ia32/src/ia32.c |
|---|
| 56,6 → 56,10 |
| i8254_init(); /* hard clock */ |
| trap_register(VECTOR_SYSCALL, syscall); |
| #ifdef __SMP__ |
| trap_register(VECTOR_TLB_SHUTDOWN, tlb_shutdown_ipi); |
| #endif /* __SMP__ */ |
| } |
| } |
| /SPARTAN/trunk/arch/ia32/src/smp/apic.c |
|---|
| 142,6 → 142,29 |
| } |
| /* |
| * Send all CPUs excluding the->cpu IPI vector. |
| */ |
| int l_apic_broadcast_custom_ipi(__u8 vector) |
| { |
| __u32 lo; |
| /* |
| * Read the ICR register in and zero all non-reserved fields. |
| */ |
| lo = l_apic[ICRlo] & ICRloClear; |
| lo |= DLVRMODE_FIXED | DESTMODE_LOGIC | LEVEL_ASSERT | SHORTHAND_EXCL | TRGRMODE_LEVEL | vector; |
| l_apic[ICRlo] = lo; |
| lo = l_apic[ICRlo] & ICRloClear; |
| if (lo & SEND_PENDING) |
| printf("IPI is pending.\n"); |
| return apic_poll_errors(); |
| } |
| /* |
| * Universal Start-up Algorithm for bringing up the AP processors. |
| */ |
| int l_apic_send_init_ipi(__u8 apicid) |
| /SPARTAN/trunk/arch/ia32/src/mm/tlb.c |
|---|
| 29,7 → 29,19 |
| #include <mm/tlb.h> |
| #include <arch/asm.h> |
| #ifdef __SMP__ |
| #include <arch/apic.h> |
| #include <arch/interrupt.h> |
| #endif /* __SMP__ */ |
| void tlb_invalidate(int asid) |
| { |
| cpu_write_dba(cpu_read_dba()); |
| } |
| #ifdef __SMP__ |
| void tlb_shutdown_ipi_send(void) |
| { |
| (void) l_apic_broadcast_custom_ipi(VECTOR_TLB_SHUTDOWN); |
| } |
| #endif /* __SMP__ */ |
| /SPARTAN/trunk/arch/ia32/src/mm/page.c |
|---|
| 134,6 → 134,4 |
| pt[pte].page_cache_disable = !(flags & PAGE_CACHEABLE); |
| pt[pte].uaccessible = (flags & PAGE_USER) != 0; |
| pt[pte].writeable = (flags & PAGE_WRITE) != 0; |
| tlb_invalidate(0); |
| } |
| /SPARTAN/trunk/arch/ia32/src/interrupt.c |
|---|
| 33,6 → 33,7 |
| #include <func.h> |
| #include <cpu.h> |
| #include <arch/asm.h> |
| #include <mm/tlb.h> |
| /* |
| * Interrupt and exception dispatching. |
| 93,6 → 94,12 |
| thread_sleep(1); |
| } |
| void tlb_shutdown_ipi(__u8 n, __u32 stack[]) |
| { |
| trap_virtual_eoi(); |
| tlb_shutdown_ipi_recv(); |
| } |
| void trap_virtual_enable_irqs(__u16 irqmask) |
| { |
| if (enable_irqs_function) |