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kernel/arm: clean up arch-specific defines

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* align fault syndrome and fault address register naming with
  ARM Architecture Reference Manual (i.e. IFSR, DFSR, IFAR, DFAR)
* move PSR bitfield defines to arch_cpu_defs.h

Change-Id: I813045eec335ffbdd75270ad5a1afb2f222f73c8
Reviewed-on: https://review.haiku-os.org/c/haiku/+/5618
Reviewed-by: Fredrik Holmqvist <[email protected]>
Tested-by: Commit checker robot <[email protected]>
This commit is contained in:
David Karoly
2022-09-04 19:11:05 +00:00
parent 67406e5145
commit 17569c02ff
5 changed files with 48 additions and 31 deletions
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headers/private/kernel/arch/arm/arch_cpu.h
+5 -2
View File
@@ -77,8 +77,11 @@ typedef struct arch_cpu_info {
extern "C" {
#endif
extern addr_t arm_get_far(void);
extern int32 arm_get_fsr(void);
extern uint32 arm_get_dfsr(void);
extern uint32 arm_get_ifsr(void);
extern addr_t arm_get_dfar(void);
extern addr_t arm_get_ifar(void);
extern addr_t arm_get_fp(void);
extern int mmu_read_c1(void);
headers/private/system/arch/arm/arch_cpu_defs.h
+4
View File
@@ -13,7 +13,11 @@
#define CPSR_MODE_MASK 0x1f
#define CPSR_MODE_USR 0x10
#define CPSR_MODE_FIQ 0x11
#define CPSR_MODE_IRQ 0x12
#define CPSR_MODE_SVC 0x13
#define CPSR_MODE_ABT 0x17
#define CPSR_MODE_UND 0x1b
#define CPSR_MODE_SYS 0x1f
#define CPSR_T 0x20