42 lines
1.4 KiB
C
42 lines
1.4 KiB
C
#ifndef _API_CM_H
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#define _API_CM_H
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//每个Page 250 Byte
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#define PAGE0(x) (x)
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#define PAGE1(x) (0x100 + (x))
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#define PAGE2(x) (0x200 + (x))
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#define PAGE3(x) (0x300 + (x))
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#define PAGE4(x) (0x400 + (x))
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#define PAGE5(x) (0x500 + (x))
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#define PAGE6(x) (0x600 + (x))
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#define PAGE7(x) (0x700 + (x))
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#define MAX_CM_PAGE 5 //根据需要定义大小
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#define SYS_CM_PAGE_NUM 0
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#define BT_CM_PAGE_NUM 1
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#define BTHID_CM_PAGE_NUM 2
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#define EXT_CM_PAGE_NUM 3
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#define BLE_CM_PAGE_NUM 4
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#define SYS_CM_PAGE(x) PAGE0(x)
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#define BT_CM_PAGE(x) PAGE1(x)
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#define BTHID_CM_PAGE(x) PAGE2(x)
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#define EXT_CM_PAGE(x) PAGE3(x)
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#define BLE_CM_PAGE(x) PAGE4(x)
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void cm_init(uint max_page, u32 addr, uint len);
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void cm_sync(void); //将write写入cache的内容同步到spiflash中
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void cm_read(void *buf, u32 addr, uint len);
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u8 cm_read8(u32 addr);
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u16 cm_read16(u32 addr);
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u32 cm_read32(u32 addr);
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void cm_write(void *buf, u32 addr, uint len); //注意：write只是写入cache，需要调用cm_sync才会写入到spiflash中
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void cm_write8(u32 addr, u8 val);
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void cm_write16(u32 addr, u16 val);
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void cm_write32(u32 addr, u32 val);
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void cm_clear(u32 addr); //清除CM的一整个Page
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bool xcfg_init(void *xcfg, uint len);
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#endif
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