| /kernel/trunk/arch/ia32/include/smp/apic.h |
|---|
| 94,6 → 94,10 |
| /** Destination masks. */ |
| #define DEST_ALL 0xff |
| /** Dest format models. */ |
| #define MODEL_FLAT 0xf |
| #define MODEL_CLUSTER 0x0 |
| /** Interrupt Command Register. */ |
| #define ICRlo (0x300/sizeof(__u32)) |
| #define ICRhi (0x310/sizeof(__u32)) |
| 247,6 → 251,28 |
| #define is_82489DX_apic(x) ((((x)&LAVR_Mask&0xf0)==0x0)) |
| #define is_local_xapic(x) (((x)&LAVR_Mask)==0x14) |
| /** Logical Destination Register. */ |
| #define LDR (0x0d0/sizeof(__u32)) |
| union ldr { |
| __u32 value; |
| struct { |
| unsigned : 24; /**< Reserver. */ |
| __u8 id; /**< Logical APIC ID. */ |
| } __attribute__ ((packed)); |
| }; |
| typedef union ldr ldr_t; |
| /** Destination Format Register. */ |
| #define DFR (0x0e0/sizeof(__u32)) |
| union dfr { |
| __u32 value; |
| struct { |
| unsigned : 28; /**< Reserved, all ones. */ |
| unsigned model : 4; /**< Model. */ |
| } __attribute__ ((packed)); |
| }; |
| typedef union dfr dfr_t; |
| /* IO APIC */ |
| #define IOREGSEL (0x00/sizeof(__u32)) |
| #define IOWIN (0x10/sizeof(__u32)) |
| /kernel/trunk/arch/ia32/src/smp/apic.c |
|---|
| 43,7 → 43,7 |
| /* |
| * Advanced Programmable Interrupt Controller for SMP systems. |
| * Tested on: |
| * Bochs 2.0.2 - Bochs 2.2 with 2-8 CPUs |
| * Bochs 2.0.2 - Bochs 2.2.5 with 2-8 CPUs |
| * Simics 2.0.28 - Simics 2.2.19 2-15 CPUs |
| * VMware Workstation 5.5 with 2 CPUs |
| * ASUS P/I-P65UP5 + ASUS C-P55T2D REV. 1.41 with 2x 200Mhz Pentium CPUs |
| 311,6 → 311,8 |
| icr_t icr; |
| tdcr_t tdcr; |
| lvt_tm_t tm; |
| ldr_t ldr; |
| dfr_t dfr; |
| __u32 t1, t2; |
| /* Initialize LVT Error register. */ |
| 372,6 → 374,17 |
| t2 = l_apic[CCRT]; |
| l_apic[ICRT] = t1-t2; |
| /* Program Logical Destination Register. */ |
| ldr.value = l_apic[LDR]; |
| if (CPU->id < sizeof(CPU->id)*8) /* size in bits */ |
| ldr.id = (1<<CPU->id); |
| l_apic[LDR] = ldr.value; |
| /* Program Destination Format Register for Flat mode. */ |
| dfr.value = l_apic[DFR]; |
| dfr.model = MODEL_FLAT; |
| l_apic[DFR] = dfr.value; |
| } |
| /** Local APIC End of Interrupt. */ |
| 470,11 → 483,10 |
| if (flags & LOPRI) |
| dlvr = DELMOD_LOWPRI; |
| reg.lo = io_apic_read(IOREDTBL + pin*2); |
| reg.hi = io_apic_read(IOREDTBL + pin*2 + 1); |
| reg.dest = dest; |
| reg.dest = dest; |
| reg.destmod = DESTMOD_LOGIC; |
| reg.trigger_mode = TRIGMOD_EDGE; |
| reg.intpol = POLARITY_HIGH; |