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| author | Cédric Le Goater <clg@fr.ibm.com> | 2019-10-21 15:12:11 +0200 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2019-12-17 10:39:47 +1100 |
| commit | 35dde5766211cac0e608b29b3f71922f116b5932 (patch) | |
| tree | d30d9e4af9f39d6f1b81951b7cb59d2be5f2565c /hw/ppc/pnv.c | |
| parent | cb88904a54903ef6ba21a68a61d9cd51e2166304 (diff) | |
| download | qemu-35dde5766211cac0e608b29b3f71922f116b5932.zip qemu-35dde5766211cac0e608b29b3f71922f116b5932.tar.gz qemu-35dde5766211cac0e608b29b3f71922f116b5932.tar.bz2 | |
ppc/pnv: Add a PNOR model
On a POWERPC PowerNV system, the host firmware is stored in a PNOR
flash chip which contents is mapped on the LPC bus. This model adds a
simple dummy device to map the contents of a block device in the host
address space.
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Message-Id: <20191021131215.3693-2-clg@kaod.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'hw/ppc/pnv.c')
| -rw-r--r-- | hw/ppc/pnv.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/hw/ppc/pnv.c b/hw/ppc/pnv.c index 627c08e..d0c1d42 100644 --- a/hw/ppc/pnv.c +++ b/hw/ppc/pnv.c @@ -44,6 +44,7 @@ #include "hw/ppc/xics.h" #include "hw/qdev-properties.h" #include "hw/ppc/pnv_xscom.h" +#include "hw/ppc/pnv_pnor.h" #include "hw/isa/isa.h" #include "hw/boards.h" @@ -633,6 +634,8 @@ static void pnv_init(MachineState *machine) long fw_size; int i; char *chip_typename; + DriveInfo *pnor = drive_get(IF_MTD, 0, 0); + DeviceState *dev; /* allocate RAM */ if (machine->ram_size < (1 * GiB)) { @@ -644,6 +647,17 @@ static void pnv_init(MachineState *machine) machine->ram_size); memory_region_add_subregion(get_system_memory(), 0, ram); + /* + * Create our simple PNOR device + */ + dev = qdev_create(NULL, TYPE_PNV_PNOR); + if (pnor) { + qdev_prop_set_drive(dev, "drive", blk_by_legacy_dinfo(pnor), + &error_abort); + } + qdev_init_nofail(dev); + pnv->pnor = PNV_PNOR(dev); + /* load skiboot firmware */ if (bios_name == NULL) { bios_name = FW_FILE_NAME; |