Re: [PATCH 1/3] fsl_rio: Add comments for sRIO registers.

[Kumar Gala]

On Oct 13, 2010, at 9:04 PM, Shaohui Xie wrote:

 Add some comments to make sRIO registers map better readable.
 
 Signed-off-by: Shaohui Xie b21...@freescale.com
 ---
 arch/powerpc/sysdev/fsl_rio.c |   65 +
 1 files changed, 40 insertions(+), 25 deletions(-)

applied to next

- k
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[PATCH 1/3] fsl_rio: Add comments for sRIO registers.

[Shaohui Xie]

Add some comments to make sRIO registers map better readable.

Signed-off-by: Shaohui Xie b21...@freescale.com
---
 arch/powerpc/sysdev/fsl_rio.c |   65 +
 1 files changed, 40 insertions(+), 25 deletions(-)

diff --git a/arch/powerpc/sysdev/fsl_rio.c b/arch/powerpc/sysdev/fsl_rio.c
index 3017532..4127636 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 {
-- 
1.6.4


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