v4 update: Kconfig and meson fixes

Since Niagara uses <shm.h>, it presently can only be built
for linux.  Also addings missing Kconfig files and options
to turn it off, and turns it off by default if VENDOR or
CXL_MEM_DEVICE are turned off.

Gregory Price (1):
  cxl/vendor: SK hynix Niagara Multi-Headed SLD Device

 hw/cxl/Kconfig                          |   6 +
 hw/cxl/meson.build                      |   2 +
 hw/cxl/vendor/Kconfig                   |   1 +
 hw/cxl/vendor/meson.build               |   1 +
 hw/cxl/vendor/skhynix/.gitignore        |   1 +
 hw/cxl/vendor/skhynix/Kconfig           |   4 +
 hw/cxl/vendor/skhynix/init_niagara.c    |  99 +++++
 hw/cxl/vendor/skhynix/meson.build       |   3 +
 hw/cxl/vendor/skhynix/skhynix_niagara.c | 516 ++++++++++++++++++++++++
 hw/cxl/vendor/skhynix/skhynix_niagara.h | 162 ++++++++
 10 files changed, 795 insertions(+)
 create mode 100644 hw/cxl/vendor/Kconfig
 create mode 100644 hw/cxl/vendor/meson.build
 create mode 100644 hw/cxl/vendor/skhynix/.gitignore
 create mode 100644 hw/cxl/vendor/skhynix/Kconfig
 create mode 100644 hw/cxl/vendor/skhynix/init_niagara.c
 create mode 100644 hw/cxl/vendor/skhynix/meson.build
 create mode 100644 hw/cxl/vendor/skhynix/skhynix_niagara.c
 create mode 100644 hw/cxl/vendor/skhynix/skhynix_niagara.h

-- 
2.39.1