fsl_rio: Add comments for sRIO registers.

Add some comments to make sRIO registers map better readable.

Signed-off-by: Shaohui Xie <b21989@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
This commit is contained in:
Shaohui Xie 2010-10-14 10:04:02 +08:00 committed by Kumar Gala
parent 6249a26a4c
commit abd12fe4d1

View File

@ -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 {