qemu-devel
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

[PATCH 1/1] Set TARGET_PAGE_BITS to be 10 instead of 8 bits


From: Michael Rolnik
Subject: [PATCH 1/1] Set TARGET_PAGE_BITS to be 10 instead of 8 bits
Date: Sun, 21 Mar 2021 00:09:49 +0200

Signed-off-by: Michael Rolnik <mrolnik@gmail.com>
---
 target/avr/cpu-param.h | 8 +-------
 target/avr/helper.c    | 2 --
 2 files changed, 1 insertion(+), 9 deletions(-)

diff --git a/target/avr/cpu-param.h b/target/avr/cpu-param.h
index 7ef4e7c679..9765a9d0db 100644
--- a/target/avr/cpu-param.h
+++ b/target/avr/cpu-param.h
@@ -22,13 +22,7 @@
 #define AVR_CPU_PARAM_H
 
 #define TARGET_LONG_BITS 32
-/*
- * 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
 #define NB_MMU_MODES 2
diff --git a/target/avr/helper.c b/target/avr/helper.c
index 35e1019594..da658afed3 100644
--- a/target/avr/helper.c
+++ b/target/avr/helper.c
@@ -111,8 +111,6 @@ bool avr_cpu_tlb_fill(CPUState *cs, vaddr address, int size,
     MemTxAttrs attrs = {};
     uint32_t paddr;
 
-    address &= TARGET_PAGE_MASK;
-
     if (mmu_idx == MMU_CODE_IDX) {
         /* access to code in flash */
         paddr = OFFSET_CODE + address;
-- 
2.25.1




reply via email to

[Prev in Thread] Current Thread [Next in Thread]