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soc/lowrisc: Place CBMEM at top of autodetected RAM 

Change-Id: I9f169db330d1792128db7a6308ed3afbe5803c03
Signed-off-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>
Reviewed-on: https://review.coreboot.org/17708
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
This commit is contained in:
Jonathan Neuschäfer 2016-11-24 08:26:03 +01:00 committed by Ronald G. Minnich
parent 30140d2be9
commit 1e910c901b
1 changed files with 7 additions and 5 deletions
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12
src/soc/lowrisc/lowrisc/cbmem.c
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@ -11,13 +11,15 @@
* GNU General Public License for more details. * GNU General Public License for more details.
*/ */
#include <console/console.h>
#include <cbmem.h> #include <cbmem.h>
#include <commonlib/configstring.h>
void *cbmem_top(void) void *cbmem_top(void)
{ {
// TODO: find out how the lowrisc SOC decides to provide uintptr_t base;
// this information, when they know. size_t size;
printk(BIOS_SPEW, "Returning hard-coded 128M; fix me\n");
return (void *)((uintptr_t)(2ULL*GiB+128*MiB)); query_mem(configstring(), &base, &size);
return (void *)(base + size);
} }