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hw/riscv: microchip_pfsoc: Map the reserved memory at address 0

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Somehow HSS needs to access address 0 [1] for the DDR calibration data
which is in the chipset's reserved memory. Let's map it.

[1] See the config_copy() calls in various places in ddr_setup() in
    the HSS source codes.

Signed-off-by: Bin Meng <bin.meng@windriver.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-id: 1603863010-15807-9-git-send-email-bmeng.cn@gmail.com
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
Bin Meng 2020-10-28 13:30:08 +08:00 • committed by Alistair Francis
parent cdd58c70fb
commit 27c22b2de0
2 changed files with 11 additions and 1 deletions
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1
include/hw/riscv/microchip_pfsoc.h
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@ -74,6 +74,7 @@ typedef struct MicrochipIcicleKitState {
TYPE_MICROCHIP_ICICLE_KIT_MACHINE)
enum {
MICROCHIP_PFSOC_RSVD0,
MICROCHIP_PFSOC_DEBUG,
MICROCHIP_PFSOC_E51_DTIM,
MICROCHIP_PFSOC_BUSERR_UNIT0,