libqos: Generalize I/O-mapped fw_cfg

Provide a constructor that takes the base address in addition to the PC-specific one. Signed-off-by: Markus Armbruster <armbru@redhat.com> Message-id: 1372254743-15808-12-git-send-email-armbru@redhat.com Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
qemu · Jul 18, 2013 · 26491a3 · 26491a3
1 parent f88dc7d
commit 26491a3
Show file tree

Hide file tree

Showing 7 changed files with 35 additions and 63 deletions.
diff --git a/tests/Makefile b/tests/Makefile
@@ -128,7 +128,7 @@ tests/test-mul64$(EXESUF): tests/test-mul64.o libqemuutil.a
 
 libqos-obj-y = tests/libqos/pci.o tests/libqos/fw_cfg.o
 libqos-obj-y += tests/libqos/i2c.o
-libqos-pc-obj-y = $(libqos-obj-y) tests/libqos/pci-pc.o tests/libqos/fw_cfg-pc.o
+libqos-pc-obj-y = $(libqos-obj-y) tests/libqos/pci-pc.o
 libqos-pc-obj-y += tests/libqos/malloc-pc.o
 libqos-omap-obj-y = $(libqos-obj-y) tests/libqos/i2c-omap.o
 

diff --git a/tests/fw_cfg-test.c b/tests/fw_cfg-test.c
@@ -14,7 +14,7 @@
 
 #include "libqtest.h"
 #include "hw/nvram/fw_cfg.h"
-#include "libqos/fw_cfg-pc.h"
+#include "libqos/fw_cfg.h"
 
 #include <string.h>
 #include <glib.h>

diff --git a/tests/libqos/fw_cfg-pc.c b/tests/libqos/fw_cfg-pc.c
diff --git a/tests/libqos/fw_cfg-pc.h b/tests/libqos/fw_cfg-pc.h
diff --git a/tests/libqos/fw_cfg.c b/tests/libqos/fw_cfg.c
@@ -79,3 +79,29 @@ QFWCFG *mm_fw_cfg_init(uint64_t base)
 
     return fw_cfg;
 }
+
+static void io_fw_cfg_select(QFWCFG *fw_cfg, uint16_t key)
+{
+    outw(fw_cfg->base, key);
+}
+
+static void io_fw_cfg_read(QFWCFG *fw_cfg, void *data, size_t len)
+{
+    uint8_t *ptr = data;
+    int i;
+
+    for (i = 0; i < len; i++) {
+        ptr[i] = inb(fw_cfg->base + 1);
+    }
+}
+
+QFWCFG *io_fw_cfg_init(uint16_t base)
+{
+    QFWCFG *fw_cfg = g_malloc0(sizeof(*fw_cfg));
+
+    fw_cfg->base = base;
+    fw_cfg->select = io_fw_cfg_select;
+    fw_cfg->read = io_fw_cfg_read;
+
+    return fw_cfg;
+}
diff --git a/tests/libqos/fw_cfg.h b/tests/libqos/fw_cfg.h
@@ -33,5 +33,11 @@ uint32_t qfw_cfg_get_u32(QFWCFG *fw_cfg, uint16_t key);
 uint64_t qfw_cfg_get_u64(QFWCFG *fw_cfg, uint16_t key);
 
 QFWCFG *mm_fw_cfg_init(uint64_t base);
+QFWCFG *io_fw_cfg_init(uint16_t base);
+
+static inline QFWCFG *pc_fw_cfg_init(void)
+{
+    return io_fw_cfg_init(0x510);
+}
 
 #endif
diff --git a/tests/libqos/malloc-pc.c b/tests/libqos/malloc-pc.c
@@ -11,7 +11,7 @@
  */
 
 #include "libqos/malloc-pc.h"
-#include "libqos/fw_cfg-pc.h"
+#include "libqos/fw_cfg.h"
 
 #define NO_QEMU_PROTOS
 #include "hw/nvram/fw_cfg.h"