crisksyms.c

来自「底层驱动开发」· C语言 代码 · 共 25 行

#include <linux/config.h>
#include <linux/module.h>
#include <linux/irq.h>
#include <asm/arch/dma.h>
#include <asm/arch/intmem.h>
#include <asm/arch/pinmux.h>

/* Functions for allocating DMA channels */
EXPORT_SYMBOL(crisv32_request_dma);
EXPORT_SYMBOL(crisv32_free_dma);

/* Functions for handling internal RAM */
EXPORT_SYMBOL(crisv32_intmem_alloc);
EXPORT_SYMBOL(crisv32_intmem_free);
EXPORT_SYMBOL(crisv32_intmem_phys_to_virt);
EXPORT_SYMBOL(crisv32_intmem_virt_to_phys);

/* Functions for handling pinmux */
EXPORT_SYMBOL(crisv32_pinmux_alloc);
EXPORT_SYMBOL(crisv32_pinmux_dealloc);

/* Functions masking/unmasking interrupts */
EXPORT_SYMBOL(mask_irq);
EXPORT_SYMBOL(unmask_irq);