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Add big-endian support to ARM_CRx_No_GIC port #1355

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Merged
aggarg merged 2 commits into from
Jan 12, 2026
+6 −1
Merged

Add big-endian support to ARM_CRx_No_GIC port #1355

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3169c92
fix: Add big-endian support to ARM_CRx_No_GIC port
maximdeclercq Jan 8, 2026
b080a09
Merge branch 'main' into main-arm-crx-be32
maximdeclercq Jan 12, 2026
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1 change: 1 addition & 0 deletions .github/.cSpellWords.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,7 @@ APIC
APROCFREQ
APSR
ARMCM
ARMEB
Armv
ARMVFP
ASTRINGZ
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6 changes: 5 additions & 1 deletion portable/GCC/ARM_CRx_No_GIC/port.c
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Expand Up @@ -61,7 +61,11 @@
#define portNO_FLOATING_POINT_CONTEXT ( ( StackType_t ) 0 )

/* Constants required to setup the initial task context. */
#define portINITIAL_SPSR ( ( StackType_t ) 0x1f ) /* System mode, ARM mode, IRQ enabled FIQ enabled. */
#ifdef __ARMEB__
#define portINITIAL_SPSR ( ( StackType_t ) 0x21f ) /* System mode, ARM mode, IRQ enabled FIQ enabled, Big-endian. */
#else
#define portINITIAL_SPSR ( ( StackType_t ) 0x01f ) /* System mode, ARM mode, IRQ enabled FIQ enabled, Little-endian. */
#endif
#define portTHUMB_MODE_BIT ( ( StackType_t ) 0x20 )
#define portTHUMB_MODE_ADDRESS ( 0x01UL )

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