Thomas Heijligen has uploaded this change for review.

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meson: Add support for ni845x_spi on windows

Change-Id: I2d32f11852ac1a5184af8e8683ca1914a6e72973
Signed-off-by: Thomas Heijligen <thomas.heijligen@secunet.com>
---
M meson.build
M meson_options.txt
M ni845x_spi.c
3 files changed, 43 insertions(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/flashrom refs/changes/36/75236/1

diff --git a/meson.build b/meson.build
index b04f7e5..cd52b1e 100644
--- a/meson.build
+++ b/meson.build
@@ -149,6 +149,21 @@
 libftdi1   = dependency('libftdi1', required : group_ftdi)
 libjaylink = dependency('libjaylink', required : group_jlink)
 
+if host_machine.system() == 'windows'
+  _libni845x = cc.find_library('ni845x',
+    dirs : get_option('ni845x_search_path'),
+    required : get_option('programmer').contains('ni845x_spi'))
+else
+  _libni845x = dependency('', required : false)
+endif
+if _libni845x.found()
+  libni845x = declare_dependency(
+    dependencies : [ _libni845x ],
+    include_directories : [ get_option('ni845x_search_path') ])
+else
+  libni845x = _libni845x
+endif
+
 subdir('platform')
 
 if systems_hwaccess.contains(host_machine.system())
@@ -369,6 +384,14 @@
     'flags'   : [ '-DCONFIG_MSTARDDC_SPI=1' ],
     'default' : false
   },
+  'ni845x_spi' : {
+    'systems' : [ 'windows' ],
+    'cpu_families' : [ 'x86' ], # The required ni845x library is 32-bit only
+    'deps'    : [ libni845x ],
+    'srcs'    : files('ni845x_spi.c'),
+    'flsgs'   : [ '-DCONFIG_NI845X_SPI=1' ],
+    'default' : false,
+  },
   'nic3com' : {
     'systems' : systems_hwaccess,
     'cpu_families' : cpus_port_io,
diff --git a/meson_options.txt b/meson_options.txt
index 732d8d52..e62deb6 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -13,10 +13,12 @@
         'asm106x', 'atahpt', 'atapromise', 'atavia', 'buspirate_spi', 'ch341a_spi', 'ch347_spi','dediprog',
         'developerbox_spi', 'digilent_spi', 'dirtyjtag_spi', 'drkaiser', 'dummy', 'ft2232_spi',
         'gfxnvidia', 'internal', 'it8212', 'jlink_spi', 'linux_mtd', 'linux_spi', 'mediatek_i2c_spi',
-        'mstarddc_spi', 'nic3com', 'nicintel', 'nicintel_eeprom', 'nicintel_spi', 'nicnatsemi',
+        'mstarddc_spi', 'ni845x_spi', 'nic3com', 'nicintel', 'nicintel_eeprom', 'nicintel_spi', 'nicnatsemi',
         'nicrealtek', 'ogp_spi', 'parade_lspcon', 'pickit2_spi', 'pony_spi', 'raiden_debug_spi',
         'rayer_spi', 'realtek_mst_i2c_spi', 'satamv', 'satasii', 'serprog',  'stlinkv3_spi', 'usbblaster_spi',
 ], description: 'Active programmers')
 option('llvm_cov', type : 'feature', value : 'disabled', description : 'build for llvm code coverage')
 option('man-pages', type : 'feature', value : 'auto', description : 'build the man-page for classic_cli')
 option('documentation', type : 'feature', value : 'auto', description : 'build the html documentation')
+option('ni845x_search_path', type : 'string', value : 'C:\Program Files (x86)\National Instruments\Ni-845x\MS Visual C',
+       description : 'Path to search for the proprietary ni845x library and header (32-bit Windows only)')
diff --git a/ni845x_spi.c b/ni845x_spi.c
index d4ae294..6e7bb76 100644
--- a/ni845x_spi.c
+++ b/ni845x_spi.c
@@ -15,6 +15,13 @@
  *
  */
 
+/* The ni845x header does need the WIN32 symbol to be defined and meson does not do it.
+ * Define it just here, since this driver will only work on 32-bit Windows.
+ */
+#ifndef WIN32
+#define WIN32
+#endif
+
 #include <ctype.h>
 #include <inttypes.h>
 #include <string.h>

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