driver interface to OS implemented and tested
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@@ -129,22 +129,54 @@
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#define MCF_DMA_PRIOR_HLD (0x80)
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/* Bit definitions and macros for MCF_DMA_IMCR */
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#define MCF_DMA_IMCR_IMC0(x) (((x)&0x3)<<0)
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#define MCF_DMA_IMCR_IMC1(x) (((x)&0x3)<<0x2)
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#define MCF_DMA_IMCR_IMC2(x) (((x)&0x3)<<0x4)
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#define MCF_DMA_IMCR_IMC3(x) (((x)&0x3)<<0x6)
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#define MCF_DMA_IMCR_IMC4(x) (((x)&0x3)<<0x8)
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#define MCF_DMA_IMCR_IMC5(x) (((x)&0x3)<<0xA)
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#define MCF_DMA_IMCR_IMC6(x) (((x)&0x3)<<0xC)
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#define MCF_DMA_IMCR_IMC7(x) (((x)&0x3)<<0xE)
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#define MCF_DMA_IMCR_IMC8(x) (((x)&0x3)<<0x10)
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#define MCF_DMA_IMCR_IMC9(x) (((x)&0x3)<<0x12)
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#define MCF_DMA_IMCR_IMC10(x) (((x)&0x3)<<0x14)
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#define MCF_DMA_IMCR_IMC11(x) (((x)&0x3)<<0x16)
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#define MCF_DMA_IMCR_IMC12(x) (((x)&0x3)<<0x18)
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#define MCF_DMA_IMCR_IMC13(x) (((x)&0x3)<<0x1A)
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#define MCF_DMA_IMCR_IMC14(x) (((x)&0x3)<<0x1C)
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#define MCF_DMA_IMCR_IMC15(x) (((x)&0x3)<<0x1E)
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#define MCF_DMA_IMCR_IMC16(x) (((x)&0x3)<<0)
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#define MCF_DMA_IMCR_IMC17(x) (((x)&0x3)<<0x2)
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#define MCF_DMA_IMCR_IMC18(x) (((x)&0x3)<<0x4)
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#define MCF_DMA_IMCR_IMC19(x) (((x)&0x3)<<0x6)
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#define MCF_DMA_IMCR_IMC20(x) (((x)&0x3)<<0x8)
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#define MCF_DMA_IMCR_IMC21(x) (((x)&0x3)<<0xA)
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#define MCF_DMA_IMCR_IMC22(x) (((x)&0x3)<<0xC)
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#define MCF_DMA_IMCR_IMC23(x) (((x)&0x3)<<0xE)
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#define MCF_DMA_IMCR_IMC24(x) (((x)&0x3)<<0x10)
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#define MCF_DMA_IMCR_IMC25(x) (((x)&0x3)<<0x12)
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#define MCF_DMA_IMCR_IMC26(x) (((x)&0x3)<<0x14)
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#define MCF_DMA_IMCR_IMC27(x) (((x)&0x3)<<0x16)
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#define MCF_DMA_IMCR_IMC28(x) (((x)&0x3)<<0x18)
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#define MCF_DMA_IMCR_IMC29(x) (((x)&0x3)<<0x1A)
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#define MCF_DMA_IMCR_IMC30(x) (((x)&0x3)<<0x1C)
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#define MCF_DMA_IMCR_IMC31(x) (((x)&0x3)<<0x1E)
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#define MCF_DMA_IMCR_IMC16_FEC0RX (0x00000000)
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#define MCF_DMA_IMCR_IMC17_FEC0TX (0x00000000)
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#define MCF_DMA_IMCR_IMC18_FEC0RX (0x00000020)
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#define MCF_DMA_IMCR_IMC19_FEC0TX (0x00000080)
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#define MCF_DMA_IMCR_IMC20_FEC1RX (0x00000100)
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#define MCF_DMA_IMCR_IMC21_DREQ1 (0x00000000)
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#define MCF_DMA_IMCR_IMC21_FEC1TX (0x00000400)
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#define MCF_DMA_IMCR_IMC22_FEC0RX (0x00001000)
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#define MCF_DMA_IMCR_IMC23_FEC0TX (0x00004000)
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#define MCF_DMA_IMCR_IMC24_CTM0 (0x00010000)
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#define MCF_DMA_IMCR_IMC24_FEC1RX (0x00020000)
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#define MCF_DMA_IMCR_IMC25_CTM1 (0x00040000)
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#define MCF_DMA_IMCR_IMC25_FEC1TX (0x00080000)
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#define MCF_DMA_IMCR_IMC26_USBEP4 (0x00000000)
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#define MCF_DMA_IMCR_IMC26_CTM2 (0x00200000)
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#define MCF_DMA_IMCR_IMC27_USBEP5 (0x00000000)
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#define MCF_DMA_IMCR_IMC27_CTM3 (0x00800000)
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#define MCF_DMA_IMCR_IMC28_USBEP6 (0x00000000)
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#define MCF_DMA_IMCR_IMC28_CTM4 (0x01000000)
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#define MCF_DMA_IMCR_IMC28_DREQ1 (0x02000000)
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#define MCF_DMA_IMCR_IMC28_PSC2RX (0x03000000)
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#define MCF_DMA_IMCR_IMC29_DREQ1 (0x04000000)
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#define MCF_DMA_IMCR_IMC29_CTM5 (0x08000000)
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#define MCF_DMA_IMCR_IMC29_PSC2TX (0x0C000000)
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#define MCF_DMA_IMCR_IMC30_FEC1RX (0x00000000)
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#define MCF_DMA_IMCR_IMC30_CTM6 (0x10000000)
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#define MCF_DMA_IMCR_IMC30_PSC3RX (0x30000000)
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#define MCF_DMA_IMCR_IMC31_FEC1TX (0x00000000)
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#define MCF_DMA_IMCR_IMC31_CTM7 (0x80000000)
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#define MCF_DMA_IMCR_IMC31_PSC3TX (0xC0000000)
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/* Bit definitions and macros for MCF_DMA_TSKSZ0 */
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#define MCF_DMA_TSKSZ0_DSTSZ7(x) (((x)&0x3)<<0)
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@@ -23,15 +23,20 @@
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#ifndef _DMA_H_
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#define _DMA_H_
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#include <MCF5475.h>
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#include "MCF5475.h"
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#include "MCD_dma.h"
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#include "bas_string.h"
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#define DMA_INTC_LVL 6
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#define DMA_INTC_PRI 0
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void *dma_memcpy(void *dst, void *src, size_t n);
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extern int dma_init(void);
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extern int dma_get_channel(int requestor);
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extern int dma_set_channel(int, void (*)(void));
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extern void dma_free_channel(int requestor);
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extern void dma_clear_channel(int channel);
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extern uint32_t dma_get_initiator(int requestor);
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extern int dma_set_initiator(int initiator);
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extern void dma_free_initiator(int initiator);
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@@ -26,6 +26,7 @@
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#define _DRIVER_VEC_H_
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#include "xhdi_sd.h"
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#include "MCD_dma.h"
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enum driver_type
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{
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@@ -34,6 +35,7 @@ enum driver_type
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CHARDEV_DRIVER,
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VIDEO_DRIVER,
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XHDI_DRIVER,
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MCD_DRIVER,
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};
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struct generic_driver_interface
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@@ -44,6 +46,31 @@ struct generic_driver_interface
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uint32_t (*ioctl)(uint32_t request, ...);
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};
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struct dma_driver_interface
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{
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int32_t version;
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int32_t magic;
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int32_t (*dma_set_initiator)(int initiator);
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uint32_t (*dma_get_initiator)(int requestor);
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void (*dma_free_initiator)(int requestor);
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int32_t (*dma_set_channel)(int requestor, void (*handler)(void));
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int (*dma_get_channel)(int requestor);
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void (*dma_free_channel)(int requestor);
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void (*dma_clear_channel)(int channel);
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int (*MCD_startDma)(int channel, int8_t *srcAddr, int16_t srcIncr, int8_t *destAddr, int16_t destIncr,
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uint32_t dmaSize, uint32_t xferSize, uint32_t initiator, int32_t priority, uint32_t flags,
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uint32_t funcDesc);
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int (*MCD_dmaStatus)(int channel);
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int (*MCD_XferProgrQuery)(int channel, MCD_XferProg *progRep);
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int (*MCD_killDma)(int channel);
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int (*MCD_continDma)(int channel);
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int (*MCD_pauseDma)(int channel);
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int (*MCD_resumeDma)(int channel);
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int (*MCD_csumQuery)(int channel, uint32_t *csum);
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void *(*dma_malloc)(long amount);
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int (*dma_free)(void *addr);
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};
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struct xhdi_driver_interface
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{
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uint32_t (*xhdivec)();
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@@ -51,8 +78,9 @@ struct xhdi_driver_interface
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union interface
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{
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struct generic_driver_interface gdi;
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struct xhdi_driver_interface xhdi;
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struct generic_driver_interface *gdi;
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struct xhdi_driver_interface *xhdi;
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struct dma_driver_interface *dma;
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};
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struct generic_interface
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@@ -43,7 +43,7 @@
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#endif /* COMPILE_RAM */
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#define USB_BUFFER_SIZE 0x80000
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#define DRIVER_MEM_BUFFER_SIZE 0x80000
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#define EMUTOS_BASE_ADDRESS 0xe0600000
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@@ -42,7 +42,7 @@
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#define TARGET_ADDRESS BOOTFLASH_BASE_ADDRESS
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#endif /* COMPILE_RAM */
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#define USB_BUFFER_SIZE 0x80000
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#define DRIVER_MEM_BUFFER_SIZE 0x80000
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#define EMUTOS_BASE_ADDRESS 0xe0100000
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@@ -9,7 +9,7 @@
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#define DMA_DSPI_TXFIFO (2)
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#define DMA_DREQ0 (3)
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#define DMA_PSC0_RX (4)
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#define DMA_PSCO_TX (5)
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#define DMA_PSC0_TX (5)
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#define DMA_USB_EP0 (6)
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#define DMA_USB_EP1 (7)
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#define DMA_USB_EP2 (8)
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@@ -28,6 +28,7 @@
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//#include <stdlib.h>
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#include <bas_string.h>
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#include "driver_mem.h"
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#include "pci.h"
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#include "mod_devicetable.h"
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#include "pci_ids.h"
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@@ -29,7 +29,7 @@
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*/
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#define MAJOR_VERSION 0
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#define MINOR_VERSION 8
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#define MINOR_VERSION 82
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#endif /* VERSION_H_ */
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