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author | Pranav Dangi <dangipranav@gmail.com> | 2021-07-06 21:23:12 +0530 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2021-07-07 20:09:47 +0200 |
commit | 8b0e3334873daf7ec98e5b8a0900be25b423c276 (patch) | |
tree | a1c59bba1392dcb1840262b2766f819e10b28f4f /bsps/arm | |
parent | bsp/raspberrypi: Fix <bsp/irq.h> header guard (diff) | |
download | rtems-8b0e3334873daf7ec98e5b8a0900be25b423c276.tar.bz2 |
bsps/arm: Add start up support for ARMv6 RPi Models
Diffstat (limited to 'bsps/arm')
-rw-r--r-- | bsps/arm/shared/start/start.S | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/bsps/arm/shared/start/start.S b/bsps/arm/shared/start/start.S index 698495d32e..be87a16f7a 100644 --- a/bsps/arm/shared/start/start.S +++ b/bsps/arm/shared/start/start.S @@ -482,16 +482,22 @@ bsp_start_hook_0_done: .Lvector_table_copy_done: -#if (__ARM_ARCH >= 7 && __ARM_ARCH_PROFILE == 'A') || __ARM_ARCH >= 8 /* * This code path is only executed by the primary processor. Set the * VBAR to the normal vector table. For secondary processors, this is * done by bsp_start_hook_0(). */ +#if (__ARM_ARCH >= 7 && __ARM_ARCH_PROFILE == 'A') || __ARM_ARCH >= 8 ldr r0, =bsp_vector_table_begin dsb mcr p15, 0, r0, c12, c0, 0 isb +#elif defined(__ARM_ARCH_6KZ__) + mov r1, #0 + ldr r0, =bsp_vector_table_begin + mcr p15, 0, r1, c7, c10, 4 /* DataSync */ + mcr p15, 0, r0, c12, c0, 0 /* Load VBAR */ + mcr p15, 0, r1, c7, c5, 4 /* Flush Prefetch */ #endif SWITCH_FROM_ARM_TO_THUMB r3 |