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21#include <asm/asmmacro.h>
22#include <asm/page.h>
23
24GLOBAL_ENTRY(pio_phys_read_mmr)
25 .prologue
26 .regstk 1,0,0,0
27 .body
28 mov r2=psr
29 rsm psr.i | psr.dt
30 ;;
31 srlz.d
32 ld8.acq r8=[r32]
33 ;;
34 mov psr.l=r2;;
35 srlz.d
36 br.ret.sptk.many rp
37END(pio_phys_read_mmr)
38
39GLOBAL_ENTRY(pio_phys_write_mmr)
40 .prologue
41 .regstk 2,0,0,0
42 .body
43 mov r2=psr
44 rsm psr.i | psr.dt
45 ;;
46 srlz.d
47 st8.rel [r32]=r33
48 ;;
49 mov psr.l=r2;;
50 srlz.d
51 br.ret.sptk.many rp
52END(pio_phys_write_mmr)
53
54GLOBAL_ENTRY(pio_atomic_phys_write_mmrs)
55 .prologue
56 .regstk 4,0,0,0
57 .body
58 mov r2=psr
59 cmp.ne p9,p0=r34,r0;
60 rsm psr.i | psr.dt | psr.ic
61 ;;
62 srlz.d
63 st8.rel [r32]=r33
64(p9) st8.rel [r34]=r35
65 ;;
66 mov psr.l=r2;;
67 srlz.d
68 br.ret.sptk.many rp
69END(pio_atomic_phys_write_mmrs)
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