/branches/dd/kernel/arch/ppc32/include/drivers/cuda.h |
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File deleted |
/branches/dd/kernel/arch/ppc32/include/drivers/pic.h |
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36,6 → 36,7 |
#define KERN_ppc32_PIC_H_ |
#include <arch/types.h> |
#include <ddi/irq.h> |
#define PIC_PENDING_LOW 8 |
#define PIC_PENDING_HIGH 4 |
44,11 → 45,11 |
#define PIC_ACK_LOW 10 |
#define PIC_ACK_HIGH 6 |
void pic_init(uintptr_t base, size_t size); |
void pic_enable_interrupt(int intnum); |
void pic_disable_interrupt(int intnum); |
void pic_ack_interrupt(int intnum); |
int pic_get_pending(void); |
extern void pic_init(uintptr_t base, size_t size, cir_t *cir, void **cir_arg); |
extern void pic_enable_interrupt(inr_t intnum); |
extern void pic_disable_interrupt(inr_t intnum); |
extern void pic_ack_interrupt(void *arg, inr_t intnum); |
extern int pic_get_pending(void); |
#endif |
/branches/dd/kernel/arch/ppc32/Makefile.inc |
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54,7 → 54,6 |
arch/$(KARCH)/src/cpu/cpu.c \ |
arch/$(KARCH)/src/proc/scheduler.c \ |
arch/$(KARCH)/src/ddi/ddi.c \ |
arch/$(KARCH)/src/drivers/cuda.c \ |
arch/$(KARCH)/src/mm/as.c \ |
arch/$(KARCH)/src/mm/frame.c \ |
arch/$(KARCH)/src/mm/page.c \ |
/branches/dd/kernel/arch/ppc32/src/ppc32.c |
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35,7 → 35,7 |
#include <config.h> |
#include <arch.h> |
#include <arch/boot/boot.h> |
#include <arch/drivers/cuda.h> |
#include <genarch/drivers/via-cuda/cuda.h> |
#include <arch/interrupt.h> |
#include <genarch/fb/fb.h> |
#include <genarch/fb/visuals.h> |
44,10 → 44,12 |
#include <console/console.h> |
#include <ddi/irq.h> |
#include <arch/drivers/pic.h> |
#include <align.h> |
#include <macros.h> |
#include <string.h> |
#define IRQ_COUNT 64 |
#define IRQ_CUDA 10 |
bootinfo_t bootinfo; |
117,11 → 119,28 |
if (bootinfo.macio.addr) { |
/* Initialize PIC */ |
pic_init(bootinfo.macio.addr, PAGE_SIZE); |
cir_t cir; |
void *cir_arg; |
pic_init(bootinfo.macio.addr, PAGE_SIZE, &cir, &cir_arg); |
#ifdef CONFIG_VIA_CUDA |
uintptr_t pa = bootinfo.macio.addr + 0x16000; |
uintptr_t aligned_addr = ALIGN_DOWN(pa, PAGE_SIZE); |
size_t offset = pa - aligned_addr; |
size_t size = 2 * PAGE_SIZE; |
cuda_t *cuda = (cuda_t *) |
(hw_map(aligned_addr, offset + size) + offset); |
/* Initialize I/O controller */ |
cuda_init(bootinfo.macio.addr + 0x16000, 2 * PAGE_SIZE); |
cuda_instance_t *cuda_instance = |
cuda_init(cuda, IRQ_CUDA, cir, cir_arg); |
if (cuda_instance) { |
indev_t *sink = stdin_wire(); |
cuda_wire(cuda_instance, sink); |
} |
#endif |
} |
/* Merge all zones to 1 big zone */ |
zone_merge_all(); |
186,5 → 205,11 |
return addr; |
} |
void arch_reboot(void) |
{ |
// TODO |
while (1); |
} |
/** @} |
*/ |
/branches/dd/kernel/arch/ppc32/src/dummy.s |
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30,6 → 30,7 |
.global asm_delay_loop |
.global sys_tls_set |
.global cpu_halt |
sys_tls_set: |
b sys_tls_set |
36,3 → 37,6 |
asm_delay_loop: |
blr |
cpu_halt: |
b cpu_halt |
/branches/dd/kernel/arch/ppc32/src/interrupt.c |
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60,7 → 60,6 |
int inum; |
while ((inum = pic_get_pending()) != -1) { |
bool ack = false; |
irq_t *irq = irq_dispatch_and_lock(inum); |
if (irq) { |
/* |
69,11 → 68,17 |
if (irq->preack) { |
/* Acknowledge the interrupt before processing */ |
pic_ack_interrupt(inum); |
ack = true; |
if (irq->cir) |
irq->cir(irq->cir_arg, irq->inr); |
} |
irq->handler(irq); |
if (!irq->preack) { |
if (irq->cir) |
irq->cir(irq->cir_arg, irq->inr); |
} |
spinlock_unlock(&irq->lock); |
} else { |
/* |
83,9 → 88,6 |
printf("cpu%u: spurious interrupt (inum=%d)\n", CPU->id, inum); |
#endif |
} |
if (!ack) |
pic_ack_interrupt(inum); |
} |
} |
/branches/dd/kernel/arch/ppc32/src/drivers/cuda.c |
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File deleted |
/branches/dd/kernel/arch/ppc32/src/drivers/pic.c |
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40,12 → 40,14 |
static volatile uint32_t *pic = NULL; |
void pic_init(uintptr_t base, size_t size) |
void pic_init(uintptr_t base, size_t size, cir_t *cir, void **cir_arg) |
{ |
pic = (uint32_t *) hw_map(base, size); |
*cir = pic_ack_interrupt; |
*cir_arg = NULL; |
} |
void pic_enable_interrupt(int intnum) |
void pic_enable_interrupt(inr_t intnum) |
{ |
if (pic) { |
if (intnum < 32) |
56,7 → 58,7 |
} |
void pic_disable_interrupt(int intnum) |
void pic_disable_interrupt(inr_t intnum) |
{ |
if (pic) { |
if (intnum < 32) |
66,7 → 68,7 |
} |
} |
void pic_ack_interrupt(int intnum) |
void pic_ack_interrupt(void *arg, inr_t intnum) |
{ |
if (pic) { |
if (intnum < 32) |