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| author | Ferass El Hafidi <vitali64pmemail@protonmail.com> | 2023-05-08 19:03:10 +0200 |
|---|---|---|
| committer | Ferass El Hafidi <vitali64pmemail@protonmail.com> | 2023-05-08 19:03:10 +0200 |
| commit | f9ed707f171c8069e99e24e24c3da73d8b6f5716 (patch) | |
| tree | 4da9838d387c8bc260e83f3f51f5dfa83e0b48ae /include/lib/io.h | |
| download | amlogic-bl2-master.tar.gz | |
Diffstat (limited to 'include/lib/io.h')
| -rw-r--r-- | include/lib/io.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/include/lib/io.h b/include/lib/io.h new file mode 100644 index 0000000..43b7eda --- /dev/null +++ b/include/lib/io.h @@ -0,0 +1,12 @@ +/*aml basic io module*/ + +#ifndef __BL2_IO_H_ +#define __BL2_IO_H_ + +#define writel(val,reg) (*((volatile unsigned *)(reg)))=(val) +#define readl(reg) (*((volatile unsigned *)(reg))) +#define setbits_le32(reg,val) (*((volatile unsigned *)(reg)))|=(val) +#define clrbits_le32(reg,val) (*((volatile unsigned *)(reg)))&=(~(val)) +#define clrsetbits_le32(reg,clr,set) {unsigned __v=readl(reg);__v&=(~(clr));__v|=(set);writel(__v,reg);} + +#endif /*__BL2_IO_H_*/
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