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authorRichard Henderson <richard.henderson@linaro.org>2025-03-25 15:32:50 -0700
committerRichard Henderson <richard.henderson@linaro.org>2025-04-22 14:07:12 -0700
commiteba24b60a72115e21e850977b3019aaf037c66c9 (patch)
tree1140167c1046eee9cf4f8cf36267eb075a5433af /target/avr/cpu-param.h
parent9f99072fc08e1044700404ae0a5f13a30a0a2a60 (diff)
downloadfocaccia-qemu-eba24b60a72115e21e850977b3019aaf037c66c9.tar.gz
focaccia-qemu-eba24b60a72115e21e850977b3019aaf037c66c9.zip
target/avr: Increase TARGET_PAGE_BITS to 10
Now that we can handle the MCU allocating only a portion of the
first page to i/o, increase the page size.  Choose 10 as larger
than the i/o on every MCU, just so that this path is tested.

Reviewed-by: Pierrick Bouvier <pierrick.bouvier@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/avr/cpu-param.h')
-rw-r--r--target/avr/cpu-param.h8
1 files changed, 1 insertions, 7 deletions
diff --git a/target/avr/cpu-param.h b/target/avr/cpu-param.h
index 81f3f49ee1..f5248ce9e7 100644
--- a/target/avr/cpu-param.h
+++ b/target/avr/cpu-param.h
@@ -21,13 +21,7 @@
 #ifndef AVR_CPU_PARAM_H
 #define AVR_CPU_PARAM_H
 
-/*
- * TARGET_PAGE_BITS cannot be more than 8 bits because
- * 1.  all IO registers occupy [0x0000 .. 0x00ff] address range, and they
- *     should be implemented as a device and not memory
- * 2.  SRAM starts at the address 0x0100
- */
-#define TARGET_PAGE_BITS 8
+#define TARGET_PAGE_BITS 10
 #define TARGET_PHYS_ADDR_SPACE_BITS 24
 #define TARGET_VIRT_ADDR_SPACE_BITS 24