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authorDave Jiang <dave.jiang@intel.com>2024-10-28 14:46:17 -0700
committerDave Jiang <dave.jiang@intel.com>2024-10-28 14:46:17 -0700
commit86bcd81d66d63c549e98c9c502ccd3be01a52fe2 (patch)
tree2b52d5120714d9856439db66ad3a91ce413f7c25 /Documentation
parent9474d586819940f00a98dd98015fe456f9b35452 (diff)
parentbdd7c35fc59f391de5a1d93ca7cbc715bf8c015c (diff)
Merge branch 'cxl/for-6.12/printf' into cxl-for-next
Add support for adding a printf specifier '$pra' to emit 'struct range' content.
Diffstat (limited to 'Documentation')
-rw-r--r--Documentation/core-api/printk-formats.rst20
1 files changed, 19 insertions, 1 deletions
diff --git a/Documentation/core-api/printk-formats.rst b/Documentation/core-api/printk-formats.rst
index 14e093da3ccd..ecccc0473da9 100644
--- a/Documentation/core-api/printk-formats.rst
+++ b/Documentation/core-api/printk-formats.rst
@@ -209,12 +209,17 @@ Struct Resources
::
%pr [mem 0x60000000-0x6fffffff flags 0x2200] or
+ [mem 0x60000000 flags 0x2200] or
[mem 0x0000000060000000-0x000000006fffffff flags 0x2200]
+ [mem 0x0000000060000000 flags 0x2200]
%pR [mem 0x60000000-0x6fffffff pref] or
+ [mem 0x60000000 pref] or
[mem 0x0000000060000000-0x000000006fffffff pref]
+ [mem 0x0000000060000000 pref]
For printing struct resources. The ``R`` and ``r`` specifiers result in a
-printed resource with (R) or without (r) a decoded flags member.
+printed resource with (R) or without (r) a decoded flags member. If start is
+equal to end only print the start value.
Passed by reference.
@@ -231,6 +236,19 @@ width of the CPU data path.
Passed by reference.
+Struct Range
+------------
+
+::
+
+ %pra [range 0x0000000060000000-0x000000006fffffff] or
+ [range 0x0000000060000000]
+
+For printing struct range. struct range holds an arbitrary range of u64
+values. If start is equal to end only print the start value.
+
+Passed by reference.
+
DMA address types dma_addr_t
----------------------------