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path: root/arch/powerpc/sysdev/fsl_rio.c
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Diffstat (limited to 'arch/powerpc/sysdev/fsl_rio.c')
-rw-r--r--arch/powerpc/sysdev/fsl_rio.c65
1 files changed, 40 insertions, 25 deletions
diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index 3017532319c8..412763672d23 100644
--- a/arch/powerpc/sysdev/fsl_rio.c
+++ b/arch/powerpc/sysdev/fsl_rio.c
@@ -117,44 +117,59 @@ struct rio_atmu_regs {
};
struct rio_msg_regs {
- u32 omr;
- u32 osr;
+ u32 omr; /* 0xD_3000 - Outbound message 0 mode register */
+ u32 osr; /* 0xD_3004 - Outbound message 0 status register */
u32 pad1;
- u32 odqdpar;
+ u32 odqdpar; /* 0xD_300C - Outbound message 0 descriptor queue
+ dequeue pointer address register */
u32 pad2;
- u32 osar;
- u32 odpr;
- u32 odatr;
- u32 odcr;
+ u32 osar; /* 0xD_3014 - Outbound message 0 source address
+ register */
+ u32 odpr; /* 0xD_3018 - Outbound message 0 destination port
+ register */
+ u32 odatr; /* 0xD_301C - Outbound message 0 destination attributes
+ Register*/
+ u32 odcr; /* 0xD_3020 - Outbound message 0 double-word count
+ register */
u32 pad3;
- u32 odqepar;
+ u32 odqepar; /* 0xD_3028 - Outbound message 0 descriptor queue
+ enqueue pointer address register */
u32 pad4[13];
- u32 imr;
- u32 isr;
+ u32 imr; /* 0xD_3060 - Inbound message 0 mode register */
+ u32 isr; /* 0xD_3064 - Inbound message 0 status register */
u32 pad5;
- u32 ifqdpar;
+ u32 ifqdpar; /* 0xD_306C - Inbound message 0 frame queue dequeue
+ pointer address register*/
u32 pad6;
- u32 ifqepar;
+ u32 ifqepar; /* 0xD_3074 - Inbound message 0 frame queue enqueue
+ pointer address register */
u32 pad7[226];
- u32 odmr;
- u32 odsr;
+ u32 odmr; /* 0xD_3400 - Outbound doorbell mode register */
+ u32 odsr; /* 0xD_3404 - Outbound doorbell status register */
u32 res0[4];
- u32 oddpr;
- u32 oddatr;
+ u32 oddpr; /* 0xD_3418 - Outbound doorbell destination port
+ register */
+ u32 oddatr; /* 0xD_341c - Outbound doorbell destination attributes
+ register */
u32 res1[3];
- u32 odretcr;
+ u32 odretcr; /* 0xD_342C - Outbound doorbell retry error threshold
+ configuration register */
u32 res2[12];
- u32 dmr;
- u32 dsr;
+ u32 dmr; /* 0xD_3460 - Inbound doorbell mode register */
+ u32 dsr; /* 0xD_3464 - Inbound doorbell status register */
u32 pad8;
- u32 dqdpar;
+ u32 dqdpar; /* 0xD_346C - Inbound doorbell queue dequeue Pointer
+ address register */
u32 pad9;
- u32 dqepar;
+ u32 dqepar; /* 0xD_3474 - Inbound doorbell Queue enqueue pointer
+ address register */
u32 pad10[26];
- u32 pwmr;
- u32 pwsr;
- u32 epwqbar;
- u32 pwqbar;
+ u32 pwmr; /* 0xD_34E0 - Inbound port-write mode register */
+ u32 pwsr; /* 0xD_34E4 - Inbound port-write status register */
+ u32 epwqbar; /* 0xD_34E8 - Extended Port-Write Queue Base Address
+ register */
+ u32 pwqbar; /* 0xD_34EC - Inbound port-write queue base address
+ register */
};
struct rio_tx_desc {