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[Qemu-devel] [RFC PATCH v5 03/14] register: Add support for decoding inf
From: |
Peter Crosthwaite |
Subject: |
[Qemu-devel] [RFC PATCH v5 03/14] register: Add support for decoding information |
Date: |
Mon, 27 Apr 2015 14:58:00 -0700 |
Allow defining of optional address decoding information in register
definitions. This is useful for clients that want to associate
registers with specific addresses.
Signed-off-by: Peter Crosthwaite <address@hidden>
---
changed since v4:
Remove extraneous unused defintions.
include/hw/register.h | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/include/hw/register.h b/include/hw/register.h
index a3c41db..90c0185 100644
--- a/include/hw/register.h
+++ b/include/hw/register.h
@@ -54,6 +54,11 @@ typedef struct RegisterAccessError {
* allowing this function to modify the value before return to the client.
*/
+#define REG_DECODE_READ (1 << 0)
+#define REG_DECODE_WRITE (1 << 1)
+#define REG_DECODE_EXECUTE (1 << 2)
+#define REG_DECODE_RW (REG_DECODE_READ | REG_DECODE_WRITE)
+
struct RegisterAccessInfo {
const char *name;
uint64_t ro;
@@ -71,6 +76,11 @@ struct RegisterAccessInfo {
void (*post_write)(RegisterInfo *reg, uint64_t val);
uint64_t (*post_read)(RegisterInfo *reg, uint64_t val);
+
+ struct {
+ hwaddr addr;
+ uint8_t flags;
+ } decode;
};
/**
--
2.3.6.3.g2cc70ee
- [Qemu-devel] [RFC PATCH v5 00/14] data-driven device registers, Peter Crosthwaite, 2015/04/27
- [Qemu-devel] [RFC PATCH v5 03/14] register: Add support for decoding information,
Peter Crosthwaite <=
- [Qemu-devel] [RFC PATCH v5 02/14] register: Add Memory API glue, Peter Crosthwaite, 2015/04/27
- [Qemu-devel] [RFC PATCH v5 07/14] bitops: Add ONES macro, Peter Crosthwaite, 2015/04/27
- [Qemu-devel] [RFC PATCH v5 06/14] register: Add block initialise helper, Peter Crosthwaite, 2015/04/27
- [Qemu-devel] [RFC PATCH v5 05/14] register: QOMify, Peter Crosthwaite, 2015/04/27
- [Qemu-devel] [RFC PATCH v5 01/14] register: Add Register API, Peter Crosthwaite, 2015/04/27
- [Qemu-devel] [RFC PATCH v5 04/14] register: Define REG and FIELD macros, Peter Crosthwaite, 2015/04/27
- [Qemu-devel] [RFC PATCH v5 14/14] misc: Introduce ZynqMP IOU SLCR, Peter Crosthwaite, 2015/04/27
- [Qemu-devel] [RFC PATCH v5 08/14] dma: Add Xilinx Zynq devcfg device model, Peter Crosthwaite, 2015/04/27
- [Qemu-devel] [RFC PATCH v5 12/14] irq: Add opaque setter routine, Peter Crosthwaite, 2015/04/27
- [Qemu-devel] [RFC PATCH v5 13/14] register: Add GPIO API, Peter Crosthwaite, 2015/04/27