From: Chris Johns <chr...@rtems.org>
Updates #4245
Updates #4243
---
bsps/powerpc/motorola_powerpc/start/bspstart.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/bsps/powerpc/motorola_powerpc/start/bspstart.c
b/bsps/powerpc/motorola_powerpc/start/bspstart.c
index ef8418e2c6..a781297565 100644
--- a/bsps/powerpc/motorola_powerpc/start/bspstart.c
+++ b/bsps/powerpc/motorola_powerpc/start/bspstart.c
@@ -44,6 +44,9 @@ extern void set_L2CR(unsigned);
extern Triv121PgTbl BSP_pgtbl_setup(unsigned int *);
extern void BSP_pgtbl_activate(Triv121PgTbl);
+#define PPC_MIN_BAT_SIZE (128 * 1024)
+static char cc_memory[PPC_MIN_BAT_SIZE] RTEMS_ALIGNED(PPC_MIN_BAT_SIZE);
+
SPR_RW(SPRG1)
#if defined(DEBUG_BATS)
@@ -351,6 +354,9 @@ static void bsp_early( void )
setdbat(3, 0, 0, 0, 0);
}
+ setdbat(3, (intptr_t) &cc_memory[0], (intptr_t) &cc_memory[0],
PPC_MIN_BAT_SIZE, IO_PAGE);
+ rtems_cache_coherent_add_area(&cc_memory[0], PPC_MIN_BAT_SIZE);
+
#if defined(DEBUG_BATS)
ShowBATS();
#endif
--
2.24.1
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